From 4427f59c63f88971deeaaa9809374df18d1eb288 Mon Sep 17 00:00:00 2001 From: Daniel Stefan Haischt Date: Thu, 27 Jul 2006 01:32:35 +0000 Subject: - added missing PEAR Image dependency --- packages/dspam/pear/Image/Canvas/Color.php | 182 +++ packages/dspam/pear/Image/Canvas/Fonts/README | 12 + packages/dspam/pear/Image/Canvas/Fonts/fontmap.txt | 25 + packages/dspam/pear/Image/Canvas/GD.php | 1693 ++++++++++++++++++++ packages/dspam/pear/Image/Canvas/GD/JPG.php | 119 ++ packages/dspam/pear/Image/Canvas/GD/PNG.php | 125 ++ packages/dspam/pear/Image/Canvas/ImageMap.php | 354 ++++ packages/dspam/pear/Image/Canvas/PDF.php | 1007 ++++++++++++ packages/dspam/pear/Image/Canvas/SVG.php | 918 +++++++++++ packages/dspam/pear/Image/Canvas/Tool.php | 217 +++ packages/dspam/pear/Image/Canvas/WithMap.php | 278 ++++ 11 files changed, 4930 insertions(+) create mode 100644 packages/dspam/pear/Image/Canvas/Color.php create mode 100644 packages/dspam/pear/Image/Canvas/Fonts/README create mode 100644 packages/dspam/pear/Image/Canvas/Fonts/fontmap.txt create mode 100644 packages/dspam/pear/Image/Canvas/GD.php create mode 100644 packages/dspam/pear/Image/Canvas/GD/JPG.php create mode 100644 packages/dspam/pear/Image/Canvas/GD/PNG.php create mode 100644 packages/dspam/pear/Image/Canvas/ImageMap.php create mode 100644 packages/dspam/pear/Image/Canvas/PDF.php create mode 100644 packages/dspam/pear/Image/Canvas/SVG.php create mode 100644 packages/dspam/pear/Image/Canvas/Tool.php create mode 100644 packages/dspam/pear/Image/Canvas/WithMap.php (limited to 'packages/dspam/pear/Image/Canvas') diff --git a/packages/dspam/pear/Image/Canvas/Color.php b/packages/dspam/pear/Image/Canvas/Color.php new file mode 100644 index 00000000..0ac78553 --- /dev/null +++ b/packages/dspam/pear/Image/Canvas/Color.php @@ -0,0 +1,182 @@ + | +// +----------------------------------------------------------------------+ +// +// $Id$ + +/** +* Class for color-handling +* +* @author Stefan Neufeind +* @package Image_Canvas +* @category images +* @license The PHP License, version 2.02 +*/ + +/** +* Color class to be extended; from package PEAR::Image_Color +*/ +require_once 'Image/Color.php'; + +/** +* Class for color-handling +* +* This is used to extend the functionality of the current PEAR::Image_Color v0.4. +* I hope to be allowed to incorporate some of the improvements in a new Image_Color release. +* +* @author Stefan Neufeind +* @package Image_Canvas +* @access public +*/ +class Image_Canvas_Color extends Image_Color +{ + /** + * Allocates a color in the given image. + * + * Userdefined color specifications get translated into + * an array of rgb values. + * + * @param resource GD-resource + * @param mixed any color representation supported by color2RGB() + * @return resource Image color handle + * @see color2RGB() + * @access public + * @static + */ + function allocateColor(&$img, $color) + { + $color = Image_Canvas_Color::color2RGB($color); + + if (($color[3] == 255) || (!function_exists("imagecolorallocatealpha"))) { + return imagecolorallocate($img, $color[0], $color[1], $color[2]); + } else { + return imagecolorallocatealpha($img, $color[0], $color[1], $color[2], 127-round(($color[3]*127)/255)); + } + } + + /** + * Convert any color-representation into an array of 4 ints (RGBA). + * + * Userdefined color specifications get translated into + * an array of rgb values. + * + * @param mixed any color representation supported by Image_Canvas_Color::color2RGB() + * @return array Array of 4 ints (RGBA-representation) + * @access public + * @static + */ + function color2RGB($color) + { + if (is_array($color)) { + if (!is_numeric($color[0])) { + return null; // error + } + if (count($color) == 3) { // assume RGB-color + + // 255 = alpha-value; full opaque + return array((int) $color[0], + (int) $color[1], + (int) $color[2], + 255); + } + if (count($color) == 4) { // assume RGBA-color + + // 255 = alpha-value; full opaque + return array((int) $color[0], + (int) $color[1], + (int) $color[2], + (int) $color[3]); + } + return null; // error + } elseif (is_string($color)) { + $alphaPos = strpos($color, '@'); + if ($alphaPos === false) { + $alpha = 255; + } else { + $alphaFloat = (float) substr($color, $alphaPos+1); + // restrict to range 0..1 + $alphaFloat = max(min($alphaFloat, 1), 0); + $alpha = (int) round((float) 255 * $alphaFloat); + $color = substr($color, 0, $alphaPos); + } + if ($color[0] == '#') { // hex-color given, e.g. #FFB4B4 + $tempColor = parent::hex2rgb($color); + return array((int) $tempColor[0], + (int) $tempColor[1], + (int) $tempColor[2], + $alpha); + } + if (strpos($color,'%') !== false) { + $tempColor = parent::percentageColor2RGB($color); + return array((int) $tempColor[0], + (int) $tempColor[1], + (int) $tempColor[2], + $alpha); + } else { + $tempColor = parent::namedColor2RGB($color); + return array((int) $tempColor[0], + (int) $tempColor[1], + (int) $tempColor[2], + $alpha); + } + } else { + return null; // error + } + } + + /** + * getRange + * Given a degree, you can get the range of colors between one color and + * another color. + * + * @access public + * @param string How much each 'step' between the colors we should take. + * @return array Returns an array of all the colors, one element for each color. + */ + function getRange ($degrees) + { + $tempColors = parent::getRange($degrees); + + // now add alpha-channel information + $steps = count($tempColors); + for($counter=0;$counter<$steps;$counter++) { + $tempColors[$counter] = parent::hex2rgb($tempColors[$counter]); + unset($tempColors[$counter]['hex']); + $tempColors[$counter][3] = (int) round( + (((float) $this->color1[3]*($steps-$counter))+ + ((float) $this->color2[3]*($counter)) + ) / $steps + ); + } + + return $tempColors; + } + + /** + * Internal method to correctly set the colors. + * + * @param mixed color 1 + * @param mixed color 2 + * @access private + */ + function _setColors ( $col1, $col2 ) + { + $this->color1 = Image_Canvas_Color::color2RGB($col1); + $this->color2 = Image_Canvas_Color::color2RGB($col2); + } +} +?> \ No newline at end of file diff --git a/packages/dspam/pear/Image/Canvas/Fonts/README b/packages/dspam/pear/Image/Canvas/Fonts/README new file mode 100644 index 00000000..0a836147 --- /dev/null +++ b/packages/dspam/pear/Image/Canvas/Fonts/README @@ -0,0 +1,12 @@ +This is where the font files are located. + +Font files can be found at: + +MS CoreFonts + http://corefonts.sourceforge.net/ + +Divide By Zero (most are cartoonish) + http://fonts.tom7.com/ + +MING FDB Fonts + http://ming.sf.net/ \ No newline at end of file diff --git a/packages/dspam/pear/Image/Canvas/Fonts/fontmap.txt b/packages/dspam/pear/Image/Canvas/Fonts/fontmap.txt new file mode 100644 index 00000000..ccec67dd --- /dev/null +++ b/packages/dspam/pear/Image/Canvas/Fonts/fontmap.txt @@ -0,0 +1,25 @@ +Arial,arial.ttf +Arial Bold,arialbd.ttf +Arial Bold Italic,arialbi.ttf +Arial Italic,ariali.ttf +Courier New,cour.ttf +Courier New Bold,courbd.ttf +Courier New Bold Italic,courbi.ttf +Courier New Italic,couri.ttf +Garamond,gara.ttf +Garamond Bold,garabd.ttf +Garamond Italic,garait.ttf +Gothic,gothic.ttf +Gothic Bold,gothicb.ttf +Gothic Bold Italic,gothicbi.ttf +Gothic Italic,gothici.ttf +Sans Serif,micross.ttf +Reference Sans Serif,refsan.ttf +Times New Roman,times.ttf +Times New Roman Bold,timesbd.ttf +Times New Roman Bold Italic,timesbi.ttf +Times New Roman Italic,timesi.ttf +Verdana,verdana.ttf +Verdana Bold,verdanab.ttf +Verdana Bold Italic,verdanaz.ttf +Verdana Italic,verdanai.ttf \ No newline at end of file diff --git a/packages/dspam/pear/Image/Canvas/GD.php b/packages/dspam/pear/Image/Canvas/GD.php new file mode 100644 index 00000000..40132899 --- /dev/null +++ b/packages/dspam/pear/Image/Canvas/GD.php @@ -0,0 +1,1693 @@ + + * @copyright Copyright (C) 2003, 2004 Jesper Veggerby Hansen + * @license http://www.gnu.org/copyleft/lesser.html LGPL License 2.1 + * @version CVS: $Id$ + * @link http://pear.php.net/pepr/pepr-proposal-show.php?id=212 + */ + +/** + * Include file Image/Canvas.php + */ +require_once 'Image/Canvas/WithMap.php'; + +/** + * Include file Image/Canvas/Color.php + */ +require_once 'Image/Canvas/Color.php'; + +/** + * Canvas class to output using PHP GD support. + * + * @category Images + * @package Image_Canvas + * @author Jesper Veggerby + * @copyright Copyright (C) 2003, 2004 Jesper Veggerby Hansen + * @license http://www.gnu.org/copyleft/lesser.html LGPL License 2.1 + * @version Release: @package_version@ + * @link http://pear.php.net/pepr/pepr-proposal-show.php?id=212 + * @abstract + */ +class Image_Canvas_GD extends Image_Canvas_WithMap +{ + + /** + * The canvas of the graph + * @var resource + * @access private + */ + var $_canvas; + + /** + * The canvas to use for tiled filling + * @var resource + * @access private + */ + var $_tileImage = null; + + /** + * Is version GD2 installed? + * @var bool + * @access private + */ + var $_gd2 = true; + + /** + * Antialiasing? + * + * Possible values 'off', 'driver' and 'native' + * + * @var string + * @access private + */ + var $_antialias = 'off'; + + var $_alpha = false; + + var $_clipping = array(); + + /** + * Create the GD canvas. + * + * Parameters available: + * + * 'width' The width of the graph on the canvas + * + * 'height' The height of the graph on the canvas + * + * 'left' The left offset of the graph on the canvas + * + * 'top' The top offset of the graph on the canvas + * + * 'antialias' = 'native' enables native GD antialiasing - this + * method has no severe impact on performance (approx +5%). Requires PHP + * 4.3.2 (with bundled GD2) + * + * 'antialias' = {true|'driver'} Image_Graph implemented method. This method + * has a severe impact on performance, drawing an antialiased line this + * way is about XX times slower, with an overall performance impact of + * about +40%. The justification for this method is that if native support + * is not available this can be used, it is also a future feature that this + * method for antialiasing will support line styles. + * + * Use antialiased for best results with a line/area chart having just a few + * datapoints. Native antialiasing does not provide a good appearance with + * short lines, as for example with smoothed charts. Antialiasing does not + * (currently) work with linestyles, neither native nor driver method! + * + * 'noalpha' = true If alpha blending is to be disabled + * + * 'filename' An image to open, on which the graph is created on + * + * 'gd' A GD resource to add the image to, use this option to continue + * working on an already existing GD resource. Make sure this is passed 'by- + * reference' (using &) + * + * 'usemap' Initialize an image map + * + * 'gd' and 'filename' are mutually exclusive with 'gd' as preference + * + * 'width' and 'height' are required unless 'filename' or 'gd' are + * specified, in which case the width and height are taken as the actual + * image width/height. If the latter is the case and 'left' and/or 'top' was + * also specified, the actual 'width'/'height' are altered so that the graph + * fits inside the canvas (i.e 'height' = actual height - top, etc.) + * + * @param array $param Parameter array + */ + function Image_Canvas_GD($param) + { + include_once 'Image/Canvas/Color.php'; + + parent::Image_Canvas_WithMap($param); + + $this->_gd2 = ($this->_version() == 2); + $this->_font = array('font' => 1, 'color' => 'black'); + + if ((isset($param['gd'])) && (is_resource($param['gd']))) { + $this->_canvas =& $param['gd']; + } elseif (isset($param['filename'])) { + $this->_canvas =& $this->_getGD($param['filename']); + } else { + if ($this->_gd2) { + $this->_canvas = ImageCreateTrueColor( + $this->_width, + $this->_height + ); + if ((!isset($param['noalpha'])) || ($param['noalpha'] !== true)) { + ImageAlphaBlending($this->_canvas, true); + $this->_alpha = true; + } + } else { + $this->_canvas = ImageCreate($this->_width, $this->_height); + } + } + + if (isset($param['antialias'])) { + $this->_antialias = $param['antialias']; + } + + if ($this->_antialias === true) { + $this->_antialias = 'driver'; + } + + if (($this->_gd2) && ($this->_antialias === 'native')) { + ImageAntialias($this->_canvas, true); + } + } + + /** + * Get an GD image resource from a file + * + * @param string $filename + * @return mixed The GD image resource + * @access private + */ + function &_getGD($filename) + { + $info = getimagesize($filename); + + $result = null; + switch($info[2]) { + case IMG_PNG: + $result =& ImageCreateFromPNG($filename); + break; + + case IMG_JPG: + $result =& ImageCreateFromJPEG($filename); + break; + + case IMG_GIF: + $result =& ImageCreateFromGIF($filename); + break; + } + return $result; + } + + /** + * Get the color index for the RGB color + * + * @param int $color The color + * @return int The GD image index of the color + * @access private + */ + function _color($color = false) + { + if (($color === false) || ($color === 'opague') || ($color === 'transparent')) { + return ImageColorTransparent($this->_canvas); + } else { + return Image_Canvas_Color::allocateColor($this->_canvas, $color); + } + } + + /** + * Get the GD applicable linestyle + * + * @param mixed $lineStyle The line style to return, false if the one + * explicitly set + * @return mixed A GD compatible linestyle + * @access private + */ + function _getLineStyle($lineStyle = false) + { + if ($this->_gd2) { + ImageSetThickness($this->_canvas, $this->_thickness); + } + + if ($lineStyle == 'transparent') { + return false; + } elseif ($lineStyle === false) { + if (is_array($this->_lineStyle)) { + $colors = array(); + foreach ($this->_lineStyle as $color) { + if ($color === 'transparent') { + $color = false; + } + $colors[] = $this->_color($color); + } + ImageSetStyle($this->_canvas, $colors); + return IMG_COLOR_STYLED; + } else { + return $this->_color($this->_lineStyle); + } + } else { + return $this->_color($lineStyle); + } + } + + /** + * Get the GD applicable fillstyle + * + * @param mixed $fillStyle The fillstyle to return, false if the one + * explicitly set + * @return mixed A GD compatible fillstyle + * @access private + */ + function _getFillStyle($fillStyle = false, $x0 = 0, $y0 = 0, $x1 = 0, $y1 = 0) + { + if ($this->_tileImage != null) { + ImageDestroy($this->_tileImage); + $this->_tileImage = null; + } + if ($fillStyle == 'transparent') { + return false; + } elseif ($fillStyle === false) { + if (is_resource($this->_fillStyle)) { + $x = min($x0, $x1); + $y = min($y0, $y1); + $w = abs($x1 - $x0) + 1; + $h = abs($y1 - $y0) + 1; + if ($this->_gd2) { + $this->_tileImage = ImageCreateTrueColor( + $this->getWidth(), + $this->getHeight() + ); + + ImageCopyResampled( + $this->_tileImage, + $this->_fillStyle, + $x, + $y, + 0, + 0, + $w, + $h, + ImageSX($this->_fillStyle), + ImageSY($this->_fillStyle) + ); + } else { + $this->_tileImage = ImageCreate( + $this->getWidth(), + $this->getHeight() + ); + + ImageCopyResized( + $this->_tileImage, + $this->_fillStyle, + $x, + $y, + 0, + 0, + $w, + $h, + ImageSX($this->_fillStyle), + ImageSY($this->_fillStyle) + ); + } + ImageSetTile($this->_canvas, $this->_tileImage); + return IMG_COLOR_TILED; + } elseif ((is_array($this->_fillStyle)) && (isset($this->_fillStyle['direction']))) { + $width = abs($x1 - $x0) + 1; + $height = abs($y1 - $y0) + 1; + + switch ($this->_fillStyle['direction']) { + case 'horizontal': + $count = $width; + break; + + case 'vertical': + $count = $height; + break; + + case 'horizontal_mirror': + $count = $width / 2; + break; + + case 'vertical_mirror': + $count = $height / 2; + break; + + case 'diagonal_tl_br': + case 'diagonal_bl_tr': + $count = sqrt($width * $width + $height * $height); + break; + + case 'radial': + $count = max($width, $height, sqrt($width * $width + $height * $height)) + 1; + break; + + } + + $count = round($count); + + if ($this->_gd2) { + $this->_tileImage = ImageCreateTrueColor( + $this->getWidth(), + $this->getHeight() + ); + } else { + $this->_tileImage = ImageCreate( + $this->getWidth(), + $this->getHeight() + ); + } + + + $startColor = Image_Canvas_Color::color2RGB( + ($this->_fillStyle['direction'] == 'radial' ? + $this->_fillStyle['end'] : + $this->_fillStyle['start'] + ) + ); + $endColor = Image_Canvas_Color::color2RGB( + ($this->_fillStyle['direction'] == 'radial' ? + $this->_fillStyle['start'] : + $this->_fillStyle['end'] + ) + ); + + $redIncrement = ($endColor[0] - $startColor[0]) / $count; + $greenIncrement = ($endColor[1] - $startColor[1]) / $count; + $blueIncrement = ($endColor[2] - $startColor[2]) / $count; + + $color = false; + for ($i = 0; $i < $count; $i ++) { + unset($color); + if ($i == 0) { + $color = $startColor; + unset($color[3]); + } else { + $color[0] = round(($redIncrement * $i) + + $redIncrement + $startColor[0]); + $color[1] = round(($greenIncrement * $i) + + $greenIncrement + $startColor[1]); + $color[2] = round(($blueIncrement * $i) + + $blueIncrement + $startColor[2]); + } + $color = Image_Canvas_Color::allocateColor( + $this->_tileImage, + $color + ); + + switch ($this->_fillStyle['direction']) { + case 'horizontal': + ImageLine($this->_tileImage, + $x0 + $i, + $y0, + $x0 + $i, + $y1, $color); + break; + + case 'vertical': + ImageLine($this->_tileImage, + $x0, + $y1 - $i, + $x1, + $y1 - $i, $color); + break; + + case 'horizontal_mirror': + if (($x0 + $i) <= ($x1 - $i)) { + ImageLine($this->_tileImage, + $x0 + $i, + $y0, + $x0 + $i, + $y1, $color); + + ImageLine($this->_tileImage, + $x1 - $i, + $y0, + $x1 - $i, + $y1, $color); + } + break; + + case 'vertical_mirror': + if (($y0 + $i) <= ($y1 - $i)) { + ImageLine($this->_tileImage, + $x0, + $y0 + $i, + $x1, + $y0 + $i, $color); + ImageLine($this->_tileImage, + $x0, + $y1 - $i, + $x1, + $y1 - $i, $color); + } + break; + + case 'diagonal_tl_br': + if (($i > $width) && ($i > $height)) { + $polygon = array ( + $x1, $y0 + $i - $width - 1, + $x1, $y1, + $x0 + $i - $height - 1, $y1); + } elseif ($i > $width) { + $polygon = array ( + $x0, $y0 + $i, + $x0, $y1, + $x1, $y1, + $x1, $y0 + $i - $width - 1); + } elseif ($i > $height) { + $polygon = array ( + $x0 + $i - $height - 1, $y1, + $x1, $y1, + $x1, $y0, + $x0 + $i, $y0); + } else { + $polygon = array ( + $x0, $y0 + $i, + $x0, $y1, + $x1, $y1, + $x1, $y0, + $x0 + $i, $y0); + } + ImageFilledPolygon( + $this->_tileImage, + $polygon, + count($polygon) / 2, + $color + ); + break; + + case 'diagonal_bl_tr': + if (($i > $width) && ($i > $height)) { + $polygon = array ( + $x1, $y1 - $i + $width - 1, + $x1, $y0, + $x0 + $i - $height - 1, $y0); + } elseif ($i > $width) { + $polygon = array ( + $x0, $y1 - $i, + $x0, $y0, + $x1, $y0, + $x1, $y1 - $i + $width - 1); + } elseif ($i > $height) { + $polygon = array ( + $x0 + $i - $height - 1, $y0, + $x1, $y0, + $x1, $y1, + $x0 + $i, $y1); + } else { + $polygon = array ( + $x0, $y1 - $i, + $x0, $y0, + $x1, $y0, + $x1, $y1, + $x0 + $i, $y1); + } + ImageFilledPolygon( + $this->_tileImage, + $polygon, + count($polygon) / 2, + $color + ); + break; + + case 'radial': + if (($this->_gd2) && ($i < $count)) { + ImageFilledEllipse( + $this->_tileImage, + $x0 + $width / 2, + $y0 + $height / 2, + $count - $i, + $count - $i, + $color + ); + } + break; + } + } + ImageSetTile($this->_canvas, $this->_tileImage); + return IMG_COLOR_TILED; + } else { + return $this->_color($this->_fillStyle); + } + } else { + return $this->_color($fillStyle); + } + } + + /** + * Sets an image that should be used for filling + * + * @param string $filename The filename of the image to fill with + */ + function setFillImage($filename) + { + $this->_fillStyle =& $this->_getGD($filename); + } + + /** + * Sets the font options. + * + * The $font array may have the following entries: + * + * 'ttf' = the .ttf file (either the basename, filename or full path) + * If 'ttf' is specified, then the following can be specified + * + * 'size' = size in pixels + * + * 'angle' = the angle with which to write the text + * + * @param array $font The font options. + */ + function setFont($fontOptions) + { + parent::setFont($fontOptions); + + if (isset($this->_font['ttf'])) { + $this->_font['file'] = str_replace('\\', '/', Image_Canvas_Tool::fontMap($this->_font['ttf'])); + } elseif (!isset($this->_font['font'])) { + $this->_font['font'] = 1; + } + + if (!isset($this->_font['color'])) { + $this->_font['color'] = 'black'; + } + + if ((isset($this->_font['angle'])) && ($this->_font['angle'] === false)) { + $this->_font['angle'] = 0; + } + } + + /** + * Calculate pixels on a line + * + * @param int $x0 X start point + * @param int $y0 X start point + * @param int $x1 X end point + * @param int $y1 Y end point + * @return array An associated array of x,y points with all pixels on the + * line + * @access private + */ + function &_linePixels($x0, $y0, $x1, $y1) + { + $pixels = array(); + if (abs($x0 - $x1) > abs($y0 - $y1)) { + if ($x1 != $x0) { + $m = ($y1 - $y0) / ($x1 - $x0); + } else { + $m = 0; + } + $b = $y0 - $m * $x0; + $strx = min($x0, $x1); + $endx = max($x0, $x1); + for ($x = $strx; $x <= $endx; $x++) { + $pixels[] = array('X' => $x, 'Y' => ($m * $x + $b)); + } + } else { + if ($y1 != $y0) { + $m = ($x1 - $x0) / ($y1 - $y0); + } else { + $m = 0; + } + $b = $x0 - $m * $y0; + $stry = min($y0, $y1); + $endy = max($y0, $y1); + for ($y = $stry; $y <= $endy; $y++) { + $pixels[] = array('X' => ($m * $y + $b), 'Y' => $y); + } + } + return $pixels; + } + + /** + * Draws an antialiased line + * + * @param int $x0 X start point + * @param int $y0 X start point + * @param int $x1 X end point + * @param int $y1 Y end point + * @param mixed $color The line color, can be omitted + * @access private + */ + function _antialiasedLine($x0, $y0, $x1, $y1, $color = false) + { + if (($line = $this->_getLineStyle($color)) !== false) { + if ($line >= 0) { + $line = ImageColorsForIndex($this->_canvas, $line); + $pixels = &$this->_linePixels($x0, $y0, $x1, $y1); + foreach ($pixels as $point) { + $this->_antialiasedPixel($point['X'], $point['Y'], $line); + } + unset($pixels); + } + } + } + + + /** + * Draws an antialiased pixel + * + * @param int $x X point + * @param int $y Y point + * @param mixed $color The pixel color + * @access private + */ + function _antialiasedPixel($x, $y, $color) + { + $fx = floor($x); + $fy = floor($y); + $cx = ceil($x); + $cy = ceil($y); + $xa = $x - $fx; + $xb = $cx - $x; + $ya = $y - $fy; + $yb = $cy - $y; + if (($cx == $fx) && ($cy == $fy)) { + $this->_antialisedSubPixel($fx, $fy, 0.0, 1.0, $color); + } else { + $this->_antialisedSubPixel($fx, $fy, $xa + $ya, $xb + $yb, $color); + if ($cy != $fy) { + $this->_antialisedSubPixel($fx, $cy, $xa + $yb, $xb + $ya, $color); + } + if ($cx != $fx) { + $this->_antialisedSubPixel($cx, $fy, $xb + $ya, $xa + $yb, $color); + if ($cy != $fy) { + $this->_antialisedSubPixel($cx, $cy, $xb + $yb, $xa + $ya, $color); + } + } + } + } + + /** + * Antialias'es the pixel around x,y with weights a,b + * + * @param int $x X point + * @param int $y Y point + * @param int $a The weight of the current color + * @param int $b The weight of the applied/wanted color + * @param mixed $color The pixel color + * @access private + */ + function _antialisedSubPixel($x, $y, $a, $b, $color) + { + $x = $this->_getX($x); + $y = $this->_getX($y); + if (($x >=0 ) && ($y >= 0) && ($x < $this->getWidth()) && ($y < $this->getHeight())) { + $tempColor = ImageColorsForIndex($this->_canvas, ImageColorAt($this->_canvas, $x, $y)); + + $newColor[0] = min(255, round($tempColor['red'] * $a + $color['red'] * $b)); + $newColor[1] = min(255, round($tempColor['green'] * $a + $color['green'] * $b)); + $newColor[2] = min(255, round($tempColor['blue'] * $a + $color['blue'] * $b)); + //$newColor[3] = 0; + $color = '#'; + foreach ($newColor as $acolor) { + $color .= sprintf('%02s', dechex($acolor)); + } + $newColor = $this->_color($color);//,'rgb(' . $newColor[0] . ',' . $newColor[1] . ',' . $newColor[2] .')'; + + ImageSetPixel($this->_canvas, $x, $y, $newColor); + } + } + + + /** + * Draw a line end + * + * Parameter array: + * + * 'x': int X point + * + * 'y': int Y point + * + * 'end': string The end type of the end + * + * 'size': int The size of the end + * + * 'color': string The color of the end + * + * 'angle': int [optional] The angle with which to draw the end + * + * @param array $params Parameter array + */ + function drawEnd($params) + { + $x = $this->_getX($params['x']); + $y = $this->_getY($params['y']); + $size = $params['size']; + //var_dump($params); + $angle = deg2rad((isset($params['angle']) ? $params['angle'] : 0)); + $pi2 = pi() / 2; + switch ($params['end']) { + case 'lollipop': + case 'circle': + $this->ellipse( + array( + 'x' => $x, + 'y' => $y, + 'rx' => $size / 2, + 'ry' => $size / 2, + 'fill' => $params['color'], + 'line' => $params['color'] + ) + ); + break; + case 'diamond': + $x0 = round($params['x'] + cos($angle) * $size * 0.65); + $y0 = round($params['y'] - sin($angle) * $size * 0.65); + $shape = array( + $x0 + round(cos($angle) * $size * 0.65), + $y0 - round(sin($angle) * $size * 0.65), + $x0 + round(cos($angle + $pi2) * $size * 0.65), + $y0 - round(sin($angle + $pi2) * $size * 0.65), + $x0 + round(cos($angle + pi()) * $size * 0.65), + $y0 - round(sin($angle + pi()) * $size * 0.65), + $x0 + round(cos($angle + 3 * $pi2) * $size * 0.65), + $y0 - round(sin($angle + 3 * $pi2) * $size * 0.65) + ); + break; + case 'line': + $this->line( + array( + 'x0' => $x + round(cos($angle + $pi2) * $size / 2), + 'y0' => $y - round(sin($angle + $pi2) * $size / 2), + 'x1' => $x + round(cos($angle + 3 * $pi2) * $size / 2), + 'y1' => $y - round(sin($angle + 3 * $pi2) * $size / 2), + 'color' => $params['color'] + ) + ); + break; + case 'box': + case 'rectangle': + $x0 = round($params['x'] + cos($angle) * $size / 2); + $y0 = round($params['y'] - sin($angle) * $size / 2); + $pi4 = pi() / 4; + $shape = array( + $x0 + round(cos($angle + $pi4) * $size / 2), + $y0 - round(sin($angle + $pi4) * $size / 2), + $x0 + round(cos($angle + $pi2 + $pi4) * $size / 2), + $y0 - round(sin($angle + $pi2 + $pi4) * $size / 2), + $x0 + round(cos($angle + pi() + $pi4) * $size / 2), + $y0 - round(sin($angle + pi() + $pi4) * $size / 2), + $x0 + round(cos($angle + 3 * $pi2 + $pi4) * $size / 2), + $y0 - round(sin($angle + 3 * $pi2 + $pi4) * $size / 2) + ); + break; + case 'arrow': + $shape = array( + $x + cos($angle) * $size, + $y - sin($angle) * $size, + $x + cos($angle + $pi2) * $size * 0.4, + $y - sin($angle + $pi2) * $size * 0.4, + $x + cos($angle + 3 * $pi2) * $size * 0.4, + $y - sin($angle + 3 * $pi2) * $size * 0.4, + ); + break; + case 'arrow2': + $shape = array( + $x + round(cos($angle) * $size), + $y - round(sin($angle) * $size), + $x + round(cos($angle + $pi2 + deg2rad(45)) * $size), + $y - round(sin($angle + $pi2 + deg2rad(45)) * $size), + $x, + $y, + $x + round(cos($angle + 3 * $pi2 - deg2rad(45)) * $size), + $y - round(sin($angle + 3 * $pi2 - deg2rad(45)) * $size), + ); + break; + } + + if (isset($shape)) { + // output the shape + if (($fill = $this->_getFillStyle($params['color'])) !== false) { + ImageFilledPolygon($this->_canvas, $shape, count($shape)/2, $fill); + } + } + parent::drawEnd($params); + } + + /** + * Draw a line + * + * Parameter array: + * + * 'x0': int X start point + * + * 'y0': int Y start point + * + * 'x1': int X end point + * + * 'y1': int Y end point + * + * 'color': mixed [optional] The line color + * + * @param array $params Parameter array + */ + function line($params) + { + $x0 = $this->_getX($params['x0']); + $y0 = $this->_getY($params['y0']); + $x1 = $this->_getX($params['x1']); + $y1 = $this->_getY($params['y1']); + $color = (isset($params['color']) ? $params['color'] : false); + + $x0 = $this->_getX($x0); + $y0 = $this->_getY($y0); + $x1 = $this->_getX($x1); + $y1 = $this->_getY($y1); + if (($this->_antialias === 'driver') && ($x0 != $x1) && ($y0 != $y1)) { + $this->_antialiasedLine($x0, $y0, $x1, $y1, $color); + } elseif (($line = $this->_getLineStyle($color)) !== false) { + ImageLine($this->_canvas, $x0, $y0, $x1, $y1, $line); + } + parent::line($params); + } + + /** + * Parameter array: + * + * 'connect': bool [optional] Specifies whether the start point should be + * connected to the endpoint (closed polygon) or not (connected line) + * + * 'fill': mixed [optional] The fill color + * + * 'line': mixed [optional] The line color + * @param array $params Parameter array + */ + function polygon($params) + { + include_once 'Image/Canvas/Tool.php'; + + $connectEnds = (isset($params['connect']) ? $params['connect'] : false); + $fillColor = (isset($params['fill']) ? $params['fill'] : false); + $lineColor = (isset($params['line']) ? $params['line'] : false); + + if (!$connectEnds) { + $fillColor = 'transparent'; + } + $style = $this->_getLineStyle($lineColor) . $this->_getFillStyle($fillColor); + + $lastPoint = false; + foreach ($this->_polygon as $point) { + if (($lastPoint) && (isset($lastPoint['P1X'])) && + (isset($lastPoint['P1Y'])) && (isset($lastPoint['P2X'])) && + (isset($lastPoint['P2Y']))) + { + $dx = abs($point['X'] - $lastPoint['X']); + $dy = abs($point['Y'] - $lastPoint['Y']); + $d = sqrt($dx * $dx + $dy * $dy); + if ($d > 0) { + $interval = 1 / $d; + for ($t = 0; $t <= 1; $t = $t + $interval) { + $x = Image_Canvas_Tool::bezier( + $t, + $lastPoint['X'], + $lastPoint['P1X'], + $lastPoint['P2X'], + $point['X'] + ); + + $y = Image_Canvas_Tool::bezier( + $t, + $lastPoint['Y'], + $lastPoint['P1Y'], + $lastPoint['P2Y'], + $point['Y'] + ); + + if (!isset($low['X'])) { + $low['X'] = $x; + } else { + $low['X'] = min($x, $low['X']); + } + if (!isset($high['X'])) { + $high['X'] = $x; + } else { + $high['X'] = max($x, $high['X']); + } + if (!isset($low['Y'])) { + $low['Y'] = $y; + } else { + $low['Y'] = min($y, $low['Y']); + } + if (!isset($high['Y'])) { + $high['Y'] = $y; + } else { + $high['Y'] = max($y, $high['Y']); + } + $polygon[] = $x; + $polygon[] = $y; + } + if (($t - $interval) < 1) { + $x = Image_Canvas_Tool::bezier( + 1, + $lastPoint['X'], + $lastPoint['P1X'], + $lastPoint['P2X'], + $point['X'] + ); + + $y = Image_Canvas_Tool::bezier( + 1, + $lastPoint['Y'], + $lastPoint['P1Y'], + $lastPoint['P2Y'], + $point['Y'] + ); + + $polygon[] = $x; + $polygon[] = $y; + } + } + } else { + if (!isset($low['X'])) { + $low['X'] = $point['X']; + } else { + $low['X'] = min($point['X'], $low['X']); + } + if (!isset($high['X'])) { + $high['X'] = $point['X']; + } else { + $high['X'] = max($point['X'], $high['X']); + } + if (!isset($low['Y'])) { + $low['Y'] = $point['Y']; + } else { + $low['Y'] = min($point['Y'], $low['Y']); + } + if (!isset($high['Y'])) { + $high['Y'] = $point['Y']; + } else { + $high['Y'] = max($point['Y'], $high['Y']); + } + + $polygon[] = $point['X']; + $polygon[] = $point['Y']; + } + $lastPoint = $point; + } + + if ((isset($polygon)) && (is_array($polygon))) { + if ($connectEnds) { + if (($fill = $this->_getFillStyle($fillColor, $low['X'], $low['Y'], $high['X'], $high['Y'])) !== false) { + ImageFilledPolygon($this->_canvas, $polygon, count($polygon)/2, $fill); + } + if ($this->_antialias === 'driver') { + $pfirst = $p0 = false; + reset($polygon); + + while (list(, $x) = each($polygon)) { + list(, $y) = each($polygon); + if ($p0 !== false) { + $this->_antialiasedLine($p0['X'], $p0['Y'], $x, $y, $lineColor); + } + if ($pfirst === false) { + $pfirst = array('X' => $x, 'Y' => $y); + } + $p0 = array('X' => $x, 'Y' => $y);; + } + + $this->_antialiasedLine($p0['X'], $p0['Y'], $pfirst['X'], $pfirst['Y'], $lineColor); + } elseif (($line = $this->_getLineStyle($lineColor)) !== false) { + ImagePolygon($this->_canvas, $polygon, count($polygon)/2, $line); + } + } else { + $prev_point = false; + if ($this->_antialias === 'driver') { + reset($polygon); + while (list(, $x) = each($polygon)) { + list(, $y) = each($polygon); + if ($prev_point) { + $this->_antialiasedLine( + $prev_point['X'], + $prev_point['Y'], + $x, + $y, + $lineColor + ); + } + $prev_point = array('X' => $x, 'Y' => $y);; + } + } elseif (($line = $this->_getLineStyle($lineColor)) !== false) { + reset($polygon); + while (list(, $x) = each($polygon)) { + list(, $y) = each($polygon); + if ($prev_point) { + ImageLine( + $this->_canvas, + $prev_point['X'], + $prev_point['Y'], + $x, + $y, + $line + ); + } + $prev_point = array('X' => $x, 'Y' => $y);; + } + } + } + } + + parent::polygon($params); + } + + /** + * Draw a rectangle + * + * Parameter array: + * + * 'x0': int X start point + * + * 'y0': int Y start point + * + * 'x1': int X end point + * + * 'y1': int Y end point + * + * 'fill': mixed [optional] The fill color + * + * 'line': mixed [optional] The line color + * + * @param array $params Parameter array + */ + function rectangle($params) + { + $x0 = $this->_getX($params['x0']); + $y0 = $this->_getY($params['y0']); + $x1 = $this->_getX($params['x1']); + $y1 = $this->_getY($params['y1']); + $fillColor = (isset($params['fill']) ? $params['fill'] : false); + $lineColor = (isset($params['line']) ? $params['line'] : false); + + if (($fill = $this->_getFillStyle($fillColor, $x0, $y0, $x1, $y1)) !== false) { + ImageFilledRectangle($this->_canvas, $x0, $y0, $x1, $y1, $fill); + } + + if (($line = $this->_getLineStyle($lineColor)) !== false) { + ImageRectangle($this->_canvas, $x0, $y0, $x1, $y1, $line); + } + + parent::rectangle($params); + } + + /** + * Draw an ellipse + * + * Parameter array: + * + * 'x': int X center point + * + * 'y': int Y center point + * + * 'rx': int X radius + * + * 'ry': int Y radius + * + * 'fill': mixed [optional] The fill color + * + * 'line': mixed [optional] The line color + * + * @param array $params Parameter array + */ + function ellipse($params) + { + $x = $this->_getX($params['x']); + $y = $this->_getY($params['y']); + $rx = $this->_getX($params['rx']); + $ry = $this->_getY($params['ry']); + $fillColor = (isset($params['fill']) ? $params['fill'] : false); + $lineColor = (isset($params['line']) ? $params['line'] : false); + + if (($fill = $this->_getFillStyle($fillColor, $x - $rx, $y - $ry, $x + $rx, $y + $ry)) !== false) { + ImageFilledEllipse($this->_canvas, $x, $y, $rx * 2, $ry * 2, $fill); + } + + if (($line = $this->_getLineStyle($lineColor)) !== false) { + ImageEllipse($this->_canvas, $x, $y, $rx * 2, $ry * 2, $line); + } + parent::ellipse($params); + } + + /** + * Draw a pie slice + * + * Parameter array: + * + * 'x': int X center point + * + * 'y': int Y center point + * + * 'rx': int X radius + * + * 'ry': int Y radius + * + * 'v1': int The starting angle (in degrees) + * + * 'v2': int The end angle (in degrees) + * + * 'srx': int [optional] Starting X-radius of the pie slice (i.e. for a doughnut) + * + * 'sry': int [optional] Starting Y-radius of the pie slice (i.e. for a doughnut) + * + * 'fill': mixed [optional] The fill color + * + * 'line': mixed [optional] The line color + * + * @param array $params Parameter array + */ + function pieslice($params) + { + $x = $this->_getX($params['x']); + $y = $this->_getY($params['y']); + $rx = $params['rx']; + $ry = $params['ry']; + $v1 = $params['v1']; + $v2 = $params['v2']; + $srx = (isset($params['srx']) ? $params['srx'] : 0); + $sry = (isset($params['sry']) ? $params['sry'] : 0); + $fillColor = (isset($params['fill']) ? $params['fill'] : false); + $lineColor = (isset($params['line']) ? $params['line'] : false); + + $dA = 0.1; + + if (($srx !== false) && ($sry !== false)) { + $angle = max($v1, $v2); + while ($angle >= min($v1, $v2)) { + $polygon[] = ($x + $srx * cos(deg2rad($angle % 360))); + $polygon[] = ($y + $sry * sin(deg2rad($angle % 360))); + $angle -= $dA; + } + if (($angle + $dA) > min($v1, $v2)) { + $polygon[] = ($x + $srx * cos(deg2rad(min($v1, $v2) % 360))); + $polygon[] = ($y + $sry * sin(deg2rad(min($v1, $v2) % 360))); + } + } else { + $polygon[] = $x; + $polygon[] = $y; + } + + $angle = min($v1, $v2); + while ($angle <= max($v1, $v2)) { + $polygon[] = ($x + $rx * cos(deg2rad($angle % 360))); + $polygon[] = ($y + $ry * sin(deg2rad($angle % 360))); + $angle += $dA; + } + + if (($angle - $dA) < max($v1, $v2)) { + $polygon[] = ($x + $rx * cos(deg2rad(max($v1, $v2) % 360))); + $polygon[] = ($y + $ry * sin(deg2rad(max($v1, $v2) % 360))); + } + + if (($fill = $this->_getFillStyle($fillColor, $x - $rx - 1, $y - $ry - 1, $x + $rx + 1, $y + $ry + 1)) !== false) { + ImageFilledPolygon($this->_canvas, $polygon, count($polygon) / 2, $fill); + } + + if (($line = $this->_getLineStyle($lineColor)) !== false) { + ImagePolygon($this->_canvas, $polygon, count($polygon) / 2, $line); + } + + parent::pieSlice($params); + } + + /** + * Get the width of a text, + * + * @param string $text The text to get the width of + * @return int The width of the text + */ + function textWidth($text) + { + if (isset($this->_font['file'])) { + $angle = 0; + if (isset($this->_font['angle'])) { + $angle = $this->_font['angle']; + } + + $width = 0; + $lines = explode("\n", $text); + foreach ($lines as $line) { + $bounds = ImageTTFBBox( + $this->_font['size'], + $angle, + $this->_font['file'], + $text + ); + + $x0 = min($bounds[0], $bounds[2], $bounds[4], $bounds[6]); + $x1 = max($bounds[0], $bounds[2], $bounds[4], $bounds[6]); + $width = max(abs($x0 - $x1), $width); + } + return $width; + } else { + if ((isset($this->_font['vertical'])) && ($this->_font['vertical'])) { + return ImageFontHeight($this->_font['font']) * (substr_count($text, "\n") + 1); + } else { + $width = 0; + $lines = explode("\n", $text); + foreach ($lines as $line) { + $width = max($width, ImageFontWidth($this->_font['font']) * strlen($line)); + } + return $width; + } + } + } + + /** + * Get the height of a text. + * + * Note! This method can give some peculiar results, since ImageTTFBBox() returns the total + * bounding box of a text, where ImageTTF() writes the text on the baseline of the text, that + * is 'g', 'p', 'q' and other letters that dig under the baseline will appear to have a larger + * height than they actually do. Have a look at the tests/text.php test case - the first two + * columns, 'left and 'center', both look alright, whereas the last column, 'right', appear + * with a larger space between the first text and the second. This is because the total height + * is actually smaller by exactly the number of pixels that the 'g' digs under the baseline. + * Remove the 'g' from the text and they appear correct. + * + * @param string $text The text to get the height of + * @param bool $force Force the method to calculate the size + * @return int The height of the text + */ + function textHeight($text, $force = false) + { + if (isset($this->_font['file'])) { + $angle = 0; + if (isset($this->_font['angle'])) { + $angle = $this->_font['angle']; + } + + $linebreaks = substr_count($text, "\n"); + if (($angle == 0) && ($linebreaks == 0) && ($force === false)) { + /* + * if the angle is 0 simply return the size, due to different + * heights for example for x-axis labels, making the labels + * _not_ appear as written on the same baseline + */ + return $this->_font['size'] + 2; + } + + $height = 0; + $lines = explode("\n", $text); + foreach ($lines as $line) { + $bounds = ImageTTFBBox( + $this->_font['size'], + $angle, + $this->_font['file'], + $line + ); + + $y0 = min($bounds[1], $bounds[3], $bounds[5], $bounds[7]); + $y1 = max($bounds[1], $bounds[3], $bounds[5], $bounds[7]); + $height += abs($y0 - $y1); + } + return $height + $linebreaks * 2; + } else { + if ((isset($this->_font['vertical'])) && ($this->_font['vertical'])) { + $width = 0; + $lines = explode("\n", $text); + foreach ($lines as $line) { + $width = max($width, ImageFontWidth($this->_font['font']) * strlen($line)); + } + return $width; + } else { + return ImageFontHeight($this->_font['font']) * (substr_count($text, "\n") + 1); + } + } + } + + /** + * Writes text + * + * Parameter array: + * + * 'x': int X-point of text + * + * 'y': int Y-point of text + * + * 'text': string The text to add + * + * 'alignment': array [optional] Alignment + * + * 'color': mixed [optional] The color of the text + */ + function addText($params) + { + $x0 = $this->_getX($params['x']); + $y0 = $this->_getY($params['y']); + $text = $params['text']; + $color = (isset($params['color']) ? $params['color'] : false); + $alignment = (isset($params['alignment']) ? $params['alignment'] : false); + + $text = str_replace("\r", '', $text); + + if (!is_array($alignment)) { + $alignment = array('vertical' => 'top', 'horizontal' => 'left'); + } + + if (!isset($alignment['vertical'])) { + $alignment['vertical'] = 'top'; + } + + if (!isset($alignment['horizontal'])) { + $alignment['horizontal'] = 'left'; + } + + if ($alignment['vertical'] == 'bottom') { + $y0 = $y0 - $this->textHeight($text, true); + } elseif ($alignment['vertical'] == 'center') { + $y0 = $y0 - ($this->textHeight($text, true) / 2); + } + + $lines = explode("\n", $text); + foreach ($lines as $line) { + $textWidth = $this->textWidth($line); + $textHeight = $this->textHeight($line, true); + + $x = $x0; + $y = $y0; + + $y0 += $textHeight + 2; + + if ($alignment['horizontal'] == 'right') { + $x = $x - $textWidth; + } elseif ($alignment['horizontal'] == 'center') { + $x = $x - ($textWidth / 2); + } + + if (($color === false) && (isset($this->_font['color']))) { + $color = $this->_font['color']; + } + + if ($color != 'transparent') { + if (isset($this->_font['file'])) { + if (($this->_font['angle'] < 180) && ($this->_font['angle'] >= 0)) { + $y += $textHeight; + } + if (($this->_font['angle'] >= 90) && ($this->_font['angle'] < 270)) { + $x += $textWidth; + } + + ImageTTFText( + $this->_canvas, + $this->_font['size'], + $this->_font['angle'], + $x, + $y, + $this->_color($color), + $this->_font['file'], + $line + ); + + } else { + if ((isset($this->_font['vertical'])) && ($this->_font['vertical'])) { + ImageStringUp( + $this->_canvas, + $this->_font['font'], + $x, + $y + $this->textHeight($text), + $line, + $this->_color($color) + ); + } else { + ImageString( + $this->_canvas, + $this->_font['font'], + $x, + $y, + $line, + $this->_color($color) + ); + } + } + } + } + parent::addText($params); + } + + /** + * Overlay image + * + * Parameter array: + * + * 'x': int X-point of overlayed image + * + * 'y': int Y-point of overlayed image + * + * 'filename': string The filename of the image to overlay + * + * 'width': int [optional] The width of the overlayed image (resizing if possible) + * + * 'height': int [optional] The height of the overlayed image (resizing if possible) + * + * 'alignment': array [optional] Alignment + */ + function image($params) + { + $x = $this->_getX($params['x']); + $y = $this->_getY($params['y']); + $filename = $params['filename']; + $width = (isset($params['width']) ? $params['width'] : false); + $height = (isset($params['height']) ? $params['height'] : false); + $alignment = (isset($params['alignment']) ? $params['alignment'] : false); + + if (!is_array($alignment)) { + $alignment = array('vertical' => 'top', 'horizontal' => 'left'); + } + + if (!isset($alignment['vertical'])) { + $alignment['vertical'] = 'top'; + } + + if (!isset($alignment['horizontal'])) { + $alignment['horizontal'] = 'left'; + } + + if (file_exists($filename)) { + if (strtolower(substr($filename, -4)) == '.png') { + $image = ImageCreateFromPNG($filename); + } elseif (strtolower(substr($filename, -4)) == '.gif') { + $image = ImageCreateFromGIF($filename); + } else { + $image = ImageCreateFromJPEG($filename); + } + + $imgWidth = ImageSX($image); + $imgHeight = ImageSY($image); + + $outputWidth = ($width !== false ? $width : $imgWidth); + $outputHeight = ($height !== false ? $height : $imgHeight); + + if ($alignment['horizontal'] == 'right') { + $x -= $outputWidth; + } elseif ($alignment['horizontal'] == 'center') { + $x -= $outputWidth / 2; + } + + if ($alignment['vertical'] == 'bottom') { + $y -= $outputHeight; + } elseif ($alignment['vertical'] == 'center') { + $y -= $outputHeight / 2; + } + + if ((($width !== false) && ($width != $imgWidth)) || + (($height !== false) && ($height != $imgHeight))) + { + if ($this->_gd2) { + ImageCopyResampled( + $this->_canvas, + $image, + $x, + $y, + 0, + 0, + $width, + $height, + $imgWidth, + $imgHeight + ); + } else { + ImageCopyResized( + $this->_canvas, + $image, + $x, + $y, + 0, + 0, + $width, + $height, + $imgWidth, + $imgHeight + ); + } + } else { + ImageCopy( + $this->_canvas, + $image, + $x, + $y, + 0, + 0, + $imgWidth, + $imgHeight + ); + } + ImageDestroy($image); + } + parent::image($params); + } + + /** + * Set clipping to occur + * + * Parameter array: + * + * 'x0': int X point of Upper-left corner + * 'y0': int X point of Upper-left corner + * 'x1': int X point of lower-right corner + * 'y1': int Y point of lower-right corner + */ + function setClipping($params = false) + { + if ($params === false) { + $index = count($this->_clipping) - 1; + if (isset($this->_clipping[$index])) { + $params = $this->_clipping[$index]; + $canvas = $params['canvas']; + ImageCopy( + $canvas, + $this->_canvas, + min($params['x0'], $params['x1']), + min($params['y0'], $params['y1']), + min($params['x0'], $params['x1']), + min($params['y0'], $params['y1']), + abs($params['x1'] - $params['x0'] + 1), + abs($params['y1'] - $params['y0'] + 1) + ); + $this->_canvas = $canvas; + unset($this->_clipping[$index]); + } + } + else { + $params['canvas'] = $this->_canvas; + + if ($this->_gd2) { + $this->_canvas = ImageCreateTrueColor( + $this->_width, + $this->_height + ); + if ($this->_alpha) { + ImageAlphaBlending($this->_canvas, true); + } + } else { + $this->_canvas = ImageCreate($this->_width, $this->_height); + } + + if (($this->_gd2) && ($this->_antialias === 'native')) { + ImageAntialias($this->_canvas, true); + } + + ImageCopy($this->_canvas, $params['canvas'], 0, 0, 0, 0, $this->_width, $this->_height); + + $this->_clipping[count($this->_clipping)] = $params; + } + } + + /** + * Get a canvas specific HTML tag. + * + * This method implicitly saves the canvas to the filename in the + * filesystem path specified and parses it as URL specified by URL path + * + * Parameter array: + * + * 'filename' string + * + * 'filepath': string Path to the file on the file system. Remember the final slash + * + * 'urlpath': string Path to the file available through an URL. Remember the final slash + * + * 'alt': string [optional] Alternative text on image + * + * 'cssclass': string [optional] The CSS Stylesheet class + * + * 'border': int [optional] The border width on the image + */ + function toHtml($params) + { + parent::toHtml($params); + return '' . $params['alt'] . '_imageMap) ? ' usemap="#' . $params['filename'] . '"' : '') . '>' . + (isset($this->_imageMap) ? "\n" . $this->_imageMap->toHtml(array('name' => $params['filename'])) : ''); + } + + /** + * Resets the canvas. + * + * Include fillstyle, linestyle, thickness and polygon + * @access private + */ + function _reset() + { + if ($this->_gd2) { + ImageSetThickness($this->_canvas, 1); + } + if ($this->_tileImage != null) { + ImageDestroy($this->_tileImage); + $this->_tileImage = null; + } + parent::_reset(); + $this->_font = array('font' => 1, 'color' => 'black'); + } + + /** + * Check which version of GD is installed + * + * @return int 0 if GD isn't installed, 1 if GD 1.x is installed and 2 if GD + * 2.x is installed + * @access private + */ + function _version() + { + $result = false; + if (function_exists('gd_info')) { + $info = gd_info(); + $version = $info['GD Version']; + } else { + ob_start(); + phpinfo(8); + $php_info = ob_get_contents(); + ob_end_clean(); + + if (ereg("]*>GD Version *<\/td>]*>([^<]*)<\/td>", + $php_info, $result)) + { + $version = $result[1]; + } + } + + if (ereg('1\.[0-9]{1,2}', $version)) { + return 1; + } elseif (ereg('2\.[0-9]{1,2}', $version)) { + return 2; + } else { + return 0; + } + } + +} + +?> \ No newline at end of file diff --git a/packages/dspam/pear/Image/Canvas/GD/JPG.php b/packages/dspam/pear/Image/Canvas/GD/JPG.php new file mode 100644 index 00000000..ef78aeca --- /dev/null +++ b/packages/dspam/pear/Image/Canvas/GD/JPG.php @@ -0,0 +1,119 @@ + + * @copyright Copyright (C) 2003, 2004 Jesper Veggerby Hansen + * @license http://www.gnu.org/copyleft/lesser.html LGPL License 2.1 + * @version CVS: $Id$ + * @link http://pear.php.net/pepr/pepr-proposal-show.php?id=212 + */ + +/** + * Include file Image/Canvas/GD.php + */ +require_once 'Image/Canvas/GD.php'; + +/** + * JPEG Canvas class. + * + * @category Images + * @package Image_Canvas + * @author Jesper Veggerby + * @copyright Copyright (C) 2003, 2004 Jesper Veggerby Hansen + * @license http://www.gnu.org/copyleft/lesser.html LGPL License 2.1 + * @version Release: @package_version@ + * @link http://pear.php.net/pepr/pepr-proposal-show.php?id=212 + */ +class Image_Canvas_GD_JPG extends Image_Canvas_GD +{ + + /** + * The JPEG quality + * @var int + * @access private + */ + var $_quality = 75; + + /** + * Create the JPEG canvas + * + * Additional parameters other than those available for common {@link + * Image_Graph_Canvas_GD} class are: + * + * 'quality' The JPEG quality in as a percentage value from 0 (lowest + * quality, smallest file) to 100 (highest quality, biggest file) + * + * @param array $param Parameter array + */ + function Image_Canvas_GD_JPG($param) + { + parent::Image_Canvas_GD($param); + + if (isset($param['quality'])) { + $this->_quality = max(0, min(100, $param['quality'])); + } + + $this->rectangle( + array( + 'x0' => $this->_left, + 'y0' => $this->_top, + 'x1' => $this->_left + $this->_width - 1, + 'y1' => $this->_top + $this->_height - 1, + 'fill' => 'white', + 'line' => 'transparent' + ) + ); + } + + /** + * Output the result of the canvas + * + * @param array $param Parameter array + * @abstract + */ + function show($param = false) + { + parent::show($param); + header('Content-type: image/jpg'); + header('Content-Disposition: inline; filename = \"'. basename($_SERVER['PHP_SELF'], '.php') . '.jpg\"'); + ImageJPEG($this->_canvas, '', $this->_quality); + ImageDestroy($this->_canvas); + } + + /** + * Output the result of the canvas + * + * @param array $param Parameter array + * @abstract + */ + function save($param = false) + { + parent::save($param); + ImageJPEG($this->_canvas, $param['filename'], $this->_quality); + ImageDestroy($this->_canvas); + } + +} + +?> \ No newline at end of file diff --git a/packages/dspam/pear/Image/Canvas/GD/PNG.php b/packages/dspam/pear/Image/Canvas/GD/PNG.php new file mode 100644 index 00000000..75184d8c --- /dev/null +++ b/packages/dspam/pear/Image/Canvas/GD/PNG.php @@ -0,0 +1,125 @@ + + * @copyright Copyright (C) 2003, 2004 Jesper Veggerby Hansen + * @license http://www.gnu.org/copyleft/lesser.html LGPL License 2.1 + * @version CVS: $Id$ + * @link http://pear.php.net/pepr/pepr-proposal-show.php?id=212 + */ + +/** + * Include file Image/Canvas/GD.php + */ +require_once 'Image/Canvas/GD.php'; + +/** + * PNG Canvas class. + * + * @category Images + * @package Image_Canvas + * @author Jesper Veggerby + * @copyright Copyright (C) 2003, 2004 Jesper Veggerby Hansen + * @license http://www.gnu.org/copyleft/lesser.html LGPL License 2.1 + * @version Release: @package_version@ + * @link http://pear.php.net/pepr/pepr-proposal-show.php?id=212 + */ +class Image_Canvas_GD_PNG extends Image_Canvas_GD +{ + + /** + * Create the PNG canvas + * + * @param array $param Parameter array + */ + function Image_Canvas_GD_PNG($param) + { + parent::Image_Canvas_GD($param); + + if ((isset($param['transparent'])) && ($param['transparent']) && + ($this->_gd2) + ) { + if ($param['transparent'] === true) { + $transparent = '#123ABD'; + } else { + $transparent = $param['transparent']; + } + $color = $this->_color($transparent); + $trans = ImageColorTransparent($this->_canvas, $color); + + $this->rectangle( + array( + 'x0' => $this->_left, + 'y0' => $this->_top, + 'x1' => $this->_left + $this->_width - 1, + 'y1' => $this->_top + $this->_height - 1, + 'fill' => 'opague', + 'line' => 'transparent' + ) + ); + } else { + $this->rectangle( + array( + 'x0' => $this->_left, + 'y0' => $this->_top, + 'x1' => $this->_left + $this->_width - 1, + 'y1' => $this->_top + $this->_height - 1, + 'fill' => 'white', + 'line' => 'transparent' + ) + ); + } + } + + /** + * Output the result of the canvas + * + * @param array $param Parameter array + * @abstract + */ + function show($param = false) + { + parent::show($param); + header('Content-type: image/png'); + header('Content-Disposition: inline; filename = \"'. basename($_SERVER['PHP_SELF'], '.php') . '.png\"'); + ImagePNG($this->_canvas); + ImageDestroy($this->_canvas); + } + + /** + * Output the result of the canvas + * + * @param array $param Parameter array + * @abstract + */ + function save($param = false) + { + parent::save($param); + ImagePNG($this->_canvas, $param['filename']); + ImageDestroy($this->_canvas); + } + +} + +?> \ No newline at end of file diff --git a/packages/dspam/pear/Image/Canvas/ImageMap.php b/packages/dspam/pear/Image/Canvas/ImageMap.php new file mode 100644 index 00000000..e69f3de2 --- /dev/null +++ b/packages/dspam/pear/Image/Canvas/ImageMap.php @@ -0,0 +1,354 @@ + + * @copyright Copyright (C) 2003, 2004 Jesper Veggerby Hansen + * @license http://www.gnu.org/copyleft/lesser.html LGPL License 2.1 + * @version CVS: $Id$ + * @link http://pear.php.net/pepr/pepr-proposal-show.php?id=212 + */ + +/** + * Class for handling output as a HTML imagemap + * + * @category Images + * @package Image_Canvas + * @author Jesper Veggerby + * @copyright Copyright (C) 2003, 2004 Jesper Veggerby Hansen + * @license http://www.gnu.org/copyleft/lesser.html LGPL License 2.1 + * @version Release: @package_version@ + * @link http://pear.php.net/pepr/pepr-proposal-show.php?id=212 + * @since version 0.2.0 + */ +class Image_Canvas_ImageMap extends Image_Canvas +{ + + /** + * The image map (if any) + * @var array + * @access private + */ + var $_map = array(); + + /** + * Add a map tag + * @param string $shape The shape, either rect, circle or polygon + * @param string $coords The list of coordinates for the shape + * @param array $params Parameter array + */ + function _addMapTag($shape, $coords, $params) + { + if (isset($params['url'])) { + $url = $params['url']; + $target = (isset($params['target']) ? $params['target'] : false); + $alt = (isset($params['alt']) ? $params['alt'] : false); + + $tags = ''; + if (isset($params['htmltags'])) { + foreach ($params['htmltags'] as $key => $value) { + $tags .= ' '; + if (strpos($value, '"') !== false) { + $tags .= $key . '=\'' . $value . '\''; + } else { + $tags .= $key . '="' . $value . '"'; + } + } + } + + $this->_map[] = + '' . $alt . ''; + } + } + + /** + * Draw a line + * + * Parameter array: + * 'x0': int X start point + * 'y0': int Y start point + * 'x1': int X end point + * 'y1': int Y end point + * 'color': mixed [optional] The line color + * 'mapsize': int [optional] The size of the image map (surrounding the line) + * @param array $params Parameter array + */ + function line($params) + { + if (isset($params['url'])) { + $mapsize = (isset($params['mapsize']) ? $params['mapsize'] : 2); + $this->_addMapTag( + 'polygon', + $this->_getX($params['x0'] - $mapsize) . ',' . + $this->_getY($params['y0'] - $mapsize) . ',' . + $this->_getX($params['x1'] + $mapsize) . ',' . + $this->_getY($params['y1'] - $mapsize) . ',' . + + $this->_getX($params['x1'] + $mapsize) . ',' . + $this->_getY($params['y1'] + $mapsize) . ',' . + $this->_getX($params['x0'] - $mapsize) . ',' . + $this->_getY($params['y0'] + $mapsize), + $params + ); + } + parent::line($params); + } + + /** + * Draws a polygon + * + * Parameter array: + * 'connect': bool [optional] Specifies whether the start point should be + * connected to the endpoint (closed polygon) or not (connected line) + * 'fill': mixed [optional] The fill color + * 'line': mixed [optional] The line color + * 'map_vertices': bool [optional] Specifies whether the image map should map the vertices instead of the polygon as a whole + * 'url': string [optional] URL to link the polygon as a whole to (also used for default in case 'map_vertices' is used) + * 'alt': string [optional] Alternative text to show in the image map (also used for default in case 'map_vertices' is used) + * 'target': string [optional] The link target on the image map (also used for default in case 'map_vertices' is used) + * @param array $params Parameter array + */ + function polygon($params) + { + if ((isset($params['map_vertices'])) && ($params['map_vertices'] === true)) { + $mapsize = (isset($params['mapsize']) ? $params['mapsize'] : 2); + foreach ($this->_polygon as $point) { + $vertex_param = $params; + if (isset($point['url'])) { + $vertex_param['url'] = $point['url']; + } + if (isset($point['target'])) { + $vertex_param['target'] = $point['target']; + } + if (isset($point['alt'])) { + $vertex_param['alt'] = $point['alt']; + } + $vertex_mapsize = $mapsize; + if (isset($point['mapsize'])) { + $vertex_mapsize = $point['mapsize']; + } + if (isset($point['htmltags'])) { + $vertex_param['htmltags'] = $point['htmltags']; + } + $this->_addMapTag( + 'circle', + $this->_getX($point['X']) . ',' . + $this->_getY($point['Y']) . ',' . + $mapsize, + $vertex_param + ); + } + } + else if (isset($params['url'])) { + $points = ''; + foreach ($this->_polygon as $point) { + if ($points != '') { + $points .= ','; + } + $points .= $this->_getX($point['X']) . ',' . $this->_getY($point['Y']); + } + $this->_addMapTag('polygon', $points, $params); + } + parent::polygon($params); + } + + /** + * Draw a rectangle + * + * Parameter array: + * 'x0': int X start point + * 'y0': int Y start point + * 'x1': int X end point + * 'y1': int Y end point + * 'fill': mixed [optional] The fill color + * 'line': mixed [optional] The line color + * @param array $params Parameter array + */ + function rectangle($params) + { + if (isset($params['url'])) { + $this->_addMapTag( + 'rect', + $this->_getX($params['x0']) . ',' . + $this->_getY($params['y0']) . ',' . + $this->_getX($params['x1']) . ',' . + $this->_getY($params['y1']), + $params + ); + } + parent::rectangle($params); + } + + /** + * Draw an ellipse + * + * Parameter array: + * 'x': int X center point + * 'y': int Y center point + * 'rx': int X radius + * 'ry': int Y radius + * 'fill': mixed [optional] The fill color + * 'line': mixed [optional] The line color + * @param array $params Parameter array + */ + function ellipse($params) + { + if (isset($params['url'])) { + if ($params['rx'] == $params['ry']) { + $this->_addMapTag( + 'circle', + $this->_getX($params['x']) . ',' . + $this->_getY($params['y']) . ',' . + $this->_getX($params['rx']), + $params + ); + } else { + $points = ''; + for ($v = 0; $v <= 360; $v += 30) { + if ($points != '') { + $points .= ','; + } + $points .= + round($this->_getX($params['x']) + $this->_getX($params['rx']) * cos(deg2rad($v % 360))) . ',' . + round($this->_getY($params['y']) + $this->_getX($params['ry']) * sin(deg2rad($v % 360))); + } + $this->_addMapTag( + 'polygon', + $points, + $params + ); + } + } + parent::ellipse($params); + } + + /** + * Draw a pie slice + * + * Parameter array: + * 'x': int X center point + * 'y': int Y center point + * 'rx': int X radius + * 'ry': int Y radius + * 'v1': int The starting angle (in degrees) + * 'v2': int The end angle (in degrees) + * 'srx': int [optional] Starting X-radius of the pie slice (i.e. for a doughnut) + * 'sry': int [optional] Starting Y-radius of the pie slice (i.e. for a doughnut) + * 'fill': mixed [optional] The fill color + * 'line': mixed [optional] The line color + * @param array $params Parameter array + */ + function pieslice($params) + { + if (isset($params['url'])) { + $x = $this->_getX($params['x']); + $y = $this->_getY($params['y']); + $rx = $params['rx']; + $ry = $params['ry']; + $v1a = $params['v1']; + $v2a = $params['v2']; + $v1 = min($v1a, $v2a); + $v2 = max($v1a, $v2a); + $srx = (isset($params['srx']) ? $params['srx'] : 0); + $sry = (isset($params['sry']) ? $params['sry'] : 0); + + $points = + round(($x + $srx * cos(deg2rad($v1 % 360)))) . ',' . + round(($y + $sry * sin(deg2rad($v1 % 360)))) . ','; + + for ($v = $v1; $v < $v2; $v += 30) { + $points .= + round(($x + $rx * cos(deg2rad($v % 360)))) . ',' . + round(($y + $ry * sin(deg2rad($v % 360)))) . ','; + } + + $points .= + round(($x + $rx * cos(deg2rad($v2 % 360)))) . ',' . + round(($y + $ry * sin(deg2rad($v2 % 360)))); + + if (($srx != 0) || ($sry != 0)) { + $points .= ','; + for ($v = $v2; $v > $v1; $v -= 30) { + $points .= + round(($x + $srx * cos(deg2rad($v % 360)))) . ',' . + round(($y + $sry * sin(deg2rad($v % 360)))) . ','; + } + + } + + $this->_addMapTag('polygon', $points, $params); + } + parent::pieslice($params); + } + + /** + * Output the result of the canvas to the browser + * + * @param array $params Parameter array, the contents and meaning depends on the actual Canvas + * @abstract + */ + function show($params = false) + { + parent::show($params); + if (count($this->_map) > 0) { + print $this->toHtml($params); + } + } + + /** + * Save the result of the canvas to a file + * + * Parameter array: + * 'filename': string The file to output to + * @param array $params Parameter array, the contents and meaning depends on the actual Canvas + * @abstract + */ + function save($params = false) + { + parent::save($params); + $file = fopen($param['filename'], 'w+'); + fwrite($file, $this->toHtml($params)); + fclose($file); + } + + /** + * Get a canvas specific HTML tag. + * + * Parameter array: + * 'name': string The name of the image map + */ + function toHtml($params) + { + if (count($this->_map) > 0) { + return '' . "\n\t" . implode($this->_map, "\n\t") . "\n"; + } + return ''; + } +} + +?> \ No newline at end of file diff --git a/packages/dspam/pear/Image/Canvas/PDF.php b/packages/dspam/pear/Image/Canvas/PDF.php new file mode 100644 index 00000000..180263cb --- /dev/null +++ b/packages/dspam/pear/Image/Canvas/PDF.php @@ -0,0 +1,1007 @@ + + * @copyright Copyright (C) 2003, 2004 Jesper Veggerby Hansen + * @license http://www.gnu.org/copyleft/lesser.html LGPL License 2.1 + * @version CVS: $Id$ + * @link http://pear.php.net/pepr/pepr-proposal-show.php?id=212 + */ + +/** + * Include file Image/Canvas.php + */ +require_once 'Image/Canvas.php'; + +/** + * Include file Image/Canvas/Color.php + */ +require_once 'Image/Canvas/Color.php'; + +/** + * PDF Canvas class. + * + * @category Images + * @package Image_Canvas + * @author Jesper Veggerby + * @copyright Copyright (C) 2003, 2004 Jesper Veggerby Hansen + * @license http://www.gnu.org/copyleft/lesser.html LGPL License 2.1 + * @version Release: @package_version@ + * @link http://pear.php.net/pepr/pepr-proposal-show.php?id=212 + */ +class Image_Canvas_PDF extends Image_Canvas +{ + + /** + * The PDF document + * @var resource + * @access private + */ + var $_pdf; + + /** + * The major version of PDFlib + * @var int + * @access private + */ + var $_pdflib; + + /** + * The font + * @var mixed + * @access private + */ + var $_pdfFont = false; + + /** + * The width of the page + * @var int + * @access private + */ + var $_pageWidth; + + /** + * The height of the page + * @var int + * @access private + */ + var $_pageHeight; + + /** + * Create the PDF canvas. + * + * Parameters available: + * + * 'page' Specify the page/paper format for the graph's page, available + * formats are: A0, A1, A2, A3, A4, A5, A6, B5, letter, legal, ledger, + * 11x17, cd_front, inlay, inlay_nosides + * + * 'align' Alignment of the graph on the page, available options are: + * topleft, topcenter, topright, leftcenter, center, rightcenter, + * leftbottom, centerbottom, rightbottom + * + * 'orientation' Specifies the paper orientation, default is 'portrait' and + * 'landscape' is also supported. + * + * 'creator' The creator tag of the PDF/graph + * + * 'author' The author tag of the PDF/graph + * + * 'title' The title tag of the PDF/graph + * + * 'width' The width of the graph on the page + * + * 'height' The height of the graph on the page + * + * 'left' The left offset of the graph on the page + * + * 'top' The top offset of the graph on the page + * + * 'filename' The PDF file to open/add page to, using 'filename' requires + * the commercial version of PDFlib (http://www.pdflib.com/), this has for + * obvious ($ 450) reasons not been tested + * + * 'pdf' An existing PDFlib PDF document to add the page to + * + * 'add_page' (true/false) Used together with 'pdf', to specify whether the + * canvas should add a new graph page (true) or create the graph on the + * current page (false), default is 'true' + * + * The 'page' and 'width' & 'height' can be mutually omitted, if 'page' is + * omitted the page is created using dimensions of width x height, and if + * width and height are omitted the page dimensions are used for the graph. + * + * If 'pdf' is specified, 'filename', 'creator', 'author' and 'title' has no + * effect. + * + * 'left' and 'top' are overridden by 'align' + * + * It is required either to specify 'width' & 'height' or 'page'. + * + * The PDF format/PDFlib has some limitations on the capabilities, which + * means some functionality available using other canvass (fx. alpha + * blending and gradient fills) are not supported with PDF (see Canvas.txt + * in the docs/ folder for further details) + * + * @param array $param Parameter array + */ + function Image_Canvas_PDF($param) + { + if (isset($param['page'])) { + switch (strtoupper($param['page'])) { + case 'A0': + $this->_pageWidth = 2380; + $this->_pageHeight = 3368; + break; + + case 'A1': + $this->_pageWidth = 1684; + $this->_pageHeight = 2380; + break; + + case 'A2': + $this->_pageWidth = 1190; + $this->_pageHeight = 1684; + break; + + case 'A3': + $this->_pageWidth = 842; + $this->_pageHeight = 1190; + break; + + case 'A4': + $this->_pageWidth = 595; + $this->_pageHeight = 842; + break; + + case 'A5': + $this->_pageWidth = 421; + $this->_pageHeight = 595; + break; + + case 'A6': + $this->_pageWidth = 297; + $this->_pageHeight = 421; + break; + + case 'B5': + $this->_pageWidth = 501; + $this->_pageHeight = 709; + break; + + case 'LETTER': + $this->_pageWidth = 612; + $this->_pageHeight = 792; + break; + + case 'LEGAL': + $this->_pageWidth = 612; + $this->_pageHeight = 1008; + break; + + case 'LEDGER': + $this->_pageWidth = 1224; + $this->_pageHeight = 792; + break; + + case '11X17': + $this->_pageWidth = 792; + $this->_pageHeight = 1224; + break; + + case 'CD_FRONT': + $this->_pageWidth = 337; + $this->_pageHeight = 337; + break; + + case 'INLAY': + $this->_pageWidth = 425; + $this->_pageHeight = 332; + break; + + case 'INLAY_NOSIDES': + $this->_pageWidth = 390; + $this->_pageHeight = 332; + break; + } + } + + if ((isset($param['orientation'])) && (strtoupper($param['orientation']) == 'LANDSCAPE')) { + $w = $this->_pageWidth; + $this->_pageWidth = $this->_pageHeight; + $this->_pageHeight = $w; + } + + parent::Image_Canvas($param); + + if (!$this->_pageWidth) { + $this->_pageWidth = $this->_width; + } elseif (!$this->_width) { + $this->_width = $this->_pageWidth; + } + + if (!$this->_pageHeight) { + $this->_pageHeight = $this->_height; + } elseif (!$this->_height) { + $this->_height = $this->_pageHeight; + } + + $this->_width = min($this->_width, $this->_pageWidth); + $this->_height = min($this->_height, $this->_pageHeight); + + if ((isset($param['align'])) && + (($this->_width != $this->_pageWidth) || ($this->_height != $this->_pageHeight)) + ) { + switch (strtoupper($param['align'])) { + case 'TOPLEFT': + $this->_top = 0; + $this->_left = 0; + break; + + case 'TOPCENTER': + $this->_top = 0; + $this->_left = ($this->_pageWidth - $this->_width) / 2; + break; + + case 'TOPRIGHT': + $this->_top = 0; + $this->_left = $this->_pageWidth - $this->_width; + break; + + case 'LEFTCENTER': + $this->_top = ($this->_pageHeight - $this->_height) / 2; + $this->_left = 0; + break; + + case 'CENTER': + $this->_top = ($this->_pageHeight - $this->_height) / 2; + $this->_left = ($this->_pageWidth - $this->_width) / 2; + break; + + case 'RIGHTCENTER': + $this->_top = ($this->_pageHeight - $this->_height) / 2; + $this->_left = $this->_pageWidth - $this->_width; + break; + + case 'LEFTBOTTOM': + $this->_top = $this->_pageHeight - $this->_height; + $this->_left = 0; + break; + + case 'CENTERBOTTOM': + $this->_top = $this->_pageHeight - $this->_height; + $this->_left = ($this->_pageWidth - $this->_width) / 2; + break; + + case 'RIGHTBOTTOM': + $this->_top = $this->_pageHeight - $this->_height; + $this->_left = $this->_pageWidth - $this->_width; + break; + } + } + + $this->_pdflib = $this->_version(); + + $addPage = true; + if ((isset($param['pdf'])) && (is_resource($param['pdf']))) { + $this->_pdf =& $param['pdf']; + if ((isset($param['add_page'])) && ($param['add_page'] === false)) { + $addPage = false; + } + } else { + $this->_pdf = pdf_new(); + + if (isset($param['filename'])) { + pdf_open_file($this->_pdf, $param['filename']); + } else { + pdf_open_file($this->_pdf, ''); + } + + pdf_set_parameter($this->_pdf, 'warning', 'true'); + + pdf_set_info($this->_pdf, 'Creator', (isset($param['creator']) ? $param['creator'] : 'PEAR::Image_Canvas')); + pdf_set_info($this->_pdf, 'Author', (isset($param['author']) ? $param['author'] : 'Jesper Veggerby')); + pdf_set_info($this->_pdf, 'Title', (isset($param['title']) ? $param['title'] : 'Image_Canvas')); + } + + if ($addPage) { + pdf_begin_page($this->_pdf, $this->_pageWidth, $this->_pageHeight); + } + $this->_reset(); + } + + /** + * Get the x-point from the relative to absolute coordinates + * + * @param float $x The relative x-coordinate (in percentage of total width) + * @return float The x-coordinate as applied to the canvas + * @access private + */ + function _getX($x) + { + return $this->_left + $x; + } + + /** + * Get the y-point from the relative to absolute coordinates + * + * @param float $y The relative y-coordinate (in percentage of total width) + * @return float The y-coordinate as applied to the canvas + * @access private + */ + function _getY($y) + { + return $this->_pageHeight - ($this->_top + $y); + } + + /** + * Get the color index for the RGB color + * + * @param int $color The color + * @return int The GD image index of the color + * @access private + */ + function _color($color = false) + { + if (($color === false) || ($color === 'opague') || ($color === 'transparent')) { + return false; + } else { + $color = Image_Canvas_Color::color2RGB($color); + $color[0] = $color[0]/255; + $color[1] = $color[1]/255; + $color[2] = $color[2]/255; + return $color; + } + } + + /** + * Get the PDF linestyle + * + * @param mixed $lineStyle The line style to return, false if the one + * explicitly set + * @return bool True if set (so that a line should be drawn) + * @access private + */ + function _setLineStyle($lineStyle = false) + { + if ($lineStyle === false) { + $lineStyle = $this->_lineStyle; + } + + if (($lineStyle == 'transparent') || ($lineStyle === false)) { + return false; + } + + if (is_array($lineStyle)) { + // TODO Implement linestyles in PDFlib (using pdf_setcolor(.., 'pattern'...); ? + reset($lineStyle); + $lineStyle = current($lineStyle); + } + + $color = $this->_color($lineStyle); + + pdf_setlinewidth($this->_pdf, $this->_thickness); + if ($this->_pdflib < 4) { + pdf_setrgbcolor_stroke($this->_pdf, $color[0]/255, $color[1]/255, $color[2]/255); + } else { + pdf_setcolor($this->_pdf, 'stroke', 'rgb', $color[0], $color[1], $color[2], 0); + } + return true; + } + + /** + * Set the PDF fill style + * + * @param mixed $fillStyle The fillstyle to return, false if the one + * explicitly set + * @return bool True if set (so that a line should be drawn) + * @access private + */ + function _setFillStyle($fillStyle = false) + { + if ($fillStyle === false) { + $fillStyle = $this->_fillStyle; + } + + if (($fillStyle == 'transparent') || ($fillStyle === false)) { + return false; + } + + $color = $this->_color($fillStyle); + + if ($this->_pdflib < 4) { + pdf_setrgbcolor_fill($this->_pdf, $color[0]/255, $color[1]/255, $color[2]/255); + } else { + pdf_setcolor($this->_pdf, 'fill', 'rgb', $color[0], $color[1], $color[2], 0); + } + return true; + } + + /** + * Set the PDF font + * + * @access private + */ + function _setFont() + { + $this->_pdfFont = false; + if (isset($this->_font['name'])) { + pdf_set_parameter($this->_pdf, 'FontOutline', $this->_font['name'] . '=' . $this->_font['file']); + $this->_pdfFont = pdf_findfont($this->_pdf, $this->_font['name'], $this->_font['encoding'], 1); + + if ($this->_pdfFont) { + pdf_setfont($this->_pdf, $this->_pdfFont, $this->_font['size']); + $this->_setFillStyle($this->_font['color']); + } + } else { + $this->_setFillStyle('black'); + } + } + + /** + * Sets an image that should be used for filling. + * + * Image filling is not supported with PDF, filling 'transparent' + * + * @param string $filename The filename of the image to fill with + */ + function setFillImage($filename) + { + $this->_fillStyle = 'transparent'; + } + + /** + * Sets a gradient fill + * + * Gradient filling is not supported with PDF, end color used as solid fill. + * + * @param array $gradient Gradient fill options + */ + function setGradientFill($gradient) + { + $this->_fillStyle = $gradient['end']; + } + + /** + * Sets the font options. + * + * The $font array may have the following entries: + * + * 'ttf' = the .ttf file (either the basename, filename or full path) + * If 'ttf' is specified, then the following can be specified + * + * 'size' = size in pixels + * + * 'angle' = the angle with which to write the text + * + * @param array $font The font options. + */ + function setFont($fontOptions) + { + parent::setFont($fontOptions); + + if (!isset($this->_font['size'])) { + $this->_font['size'] = 12; + } + + if (!isset($this->_font['encoding'])) { + $this->_font['encoding'] = 'winansi'; + } + + if (!isset($this->_font['color'])) { + $this->_font['color'] = 'black'; + } + } + + /** + * Resets the canvas. + * + * Includes fillstyle, linestyle, thickness and polygon + * + * @access private + */ + function _reset() + { + pdf_initgraphics($this->_pdf); + parent::_reset(); + } + + /** + * Draw a line + * + * Parameter array: + * 'x0': int X start point + * 'y0': int Y start point + * 'x1': int X end point + * 'y1': int Y end point + * 'color': mixed [optional] The line color + * @param array $params Parameter array + */ + function line($params) + { + $color = (isset($params['color']) ? $params['color'] : false); + if ($this->_setLineStyle($color)) { + pdf_moveto($this->_pdf, $this->_getX($params['x0']), $this->_getY($params['y0'])); + pdf_lineto($this->_pdf, $this->_getX($params['x1']), $this->_getY($params['x1'])); + pdf_stroke($this->_pdf); + } + parent::line($params); + } + + /** + * Parameter array: + * 'connect': bool [optional] Specifies whether the start point should be + * connected to the endpoint (closed polygon) or not (connected line) + * 'fill': mixed [optional] The fill color + * 'line': mixed [optional] The line color + * @param array $params Parameter array + */ + function polygon($params = array()) + { + $connectEnds = (isset($params['connect']) ? $params['connect'] : false); + $fillColor = (isset($params['fill']) ? $params['line'] : false); + $lineColor = (isset($params['line']) ? $params['line'] : false); + + $line = $this->_setLineStyle($lineColor); + $fill = false; + if ($connectEnds) { + $fill = $this->_setFillStyle($fillColor); + } + + $first = true; + foreach ($this->_polygon as $point) { + if ($first === true) { + pdf_moveto($this->_pdf, $point['X'], $point['Y']); + $first = $point; + } else { + if (isset($last['P1X'])) { + pdf_curveto($this->_pdf, + $last['P1X'], + $last['P1Y'], + $last['P2X'], + $last['P2Y'], + $point['X'], + $point['Y'] + ); + } else { + pdf_lineto($this->_pdf, + $point['X'], + $point['Y'] + ); + } + } + $last = $point; + } + + if ($connectEnds) { + if (isset($last['P1X'])) { + pdf_curveto($this->_pdf, + $last['P1X'], + $last['P1Y'], + $last['P2X'], + $last['P2Y'], + $first['X'], + $first['Y'] + ); + } else { + pdf_lineto($this->_pdf, + $first['X'], + $first['Y'] + ); + } + } + + if (($line) && ($fill)) { + pdf_fill_stroke($this->_pdf); + } elseif ($line) { + pdf_stroke($this->_pdf); + } elseif ($fill) { + pdf_fill($this->_pdf); + } + parent::polygon($params); + } + + /** + * Draw a rectangle + * + * Parameter array: + * 'x0': int X start point + * 'y0': int Y start point + * 'x1': int X end point + * 'y1': int Y end point + * 'fill': mixed [optional] The fill color + * 'line': mixed [optional] The line color + * @param array $params Parameter array + */ + function rectangle($params) + { + $x0 = $this->_getX($params['x0']); + $y0 = $this->_getY($params['y0']); + $x1 = $this->_getX($params['x1']); + $y1 = $this->_getY($params['y1']); + $fillColor = (isset($params['fill']) ? $params['line'] : false); + $lineColor = (isset($params['line']) ? $params['line'] : false); + + $line = $this->_setLineStyle($lineColor); + $fill = $this->_setFillStyle($fillColor); + if (($line) || ($fill)) { + pdf_rect($this->_pdf, $this->_getX(min($x0, $x1)), $this->_getY(max($y0, $y1)), abs($x1 - $x0), abs($y1 - $y0)); + if (($line) && ($fill)) { + pdf_fill_stroke($this->_pdf); + } elseif ($line) { + pdf_stroke($this->_pdf); + } elseif ($fill) { + pdf_fill($this->_pdf); + } + } + parent::rectangle($params); + } + + /** + * Draw an ellipse + * + * Parameter array: + * 'x': int X center point + * 'y': int Y center point + * 'rx': int X radius + * 'ry': int Y radius + * 'fill': mixed [optional] The fill color + * 'line': mixed [optional] The line color + * @param array $params Parameter array + */ + function ellipse($params) + { + $x = $this->_getX($params['x']); + $y = $this->_getY($params['y']); + $rx = $this->_getX($params['rx']); + $ry = $this->_getY($params['ry']); + $fillColor = (isset($params['fill']) ? $params['line'] : false); + $lineColor = (isset($params['line']) ? $params['line'] : false); + + $line = $this->_setLineStyle($lineColor); + $fill = $this->_setFillStyle($fillColor); + if (($line) || ($fill)) { + if ($rx == $ry) { + pdf_circle($this->_pdf, $this->_getX($x), $this->_getY($y), $rx); + } else { + pdf_moveto($this->_pdf, $this->_getX($x - $rx), $this->_getY($y)); + pdf_curveto($this->_pdf, + $this->_getX($x - $rx), $this->_getY($y), + $this->_getX($x - $rx), $this->_getY($y - $ry), + $this->_getX($x), $this->_getY($y - $ry) + ); + pdf_curveto($this->_pdf, + $this->_getX($x), $this->_getY($y - $ry), + $this->_getX($x + $rx), $this->_getY($y - $ry), + $this->_getX($x + $rx), $this->_getY($y) + ); + pdf_curveto($this->_pdf, + $this->_getX($x + $rx), $this->_getY($y), + $this->_getX($x + $rx), $this->_getY($y + $ry), + $this->_getX($x), $this->_getY($y + $ry) + ); + pdf_curveto($this->_pdf, + $this->_getX($x), $this->_getY($y + $ry), + $this->_getX($x - $rx), $this->_getY($y + $ry), + $this->_getX($x - $rx), $this->_getY($y) + ); + } + + if (($line) && ($fill)) { + pdf_fill_stroke($this->_pdf); + } elseif ($line) { + pdf_stroke($this->_pdf); + } elseif ($fill) { + pdf_fill($this->_pdf); + } + } + parent::ellipse($params); + } + + /** + * Draw a pie slice + * + * Parameter array: + * 'x': int X center point + * 'y': int Y center point + * 'rx': int X radius + * 'ry': int Y radius + * 'v1': int The starting angle (in degrees) + * 'v2': int The end angle (in degrees) + * 'srx': int [optional] Starting X-radius of the pie slice (i.e. for a doughnut) + * 'sry': int [optional] Starting Y-radius of the pie slice (i.e. for a doughnut) + * 'fill': mixed [optional] The fill color + * 'line': mixed [optional] The line color + * @param array $params Parameter array + */ + function pieslice($params) + { + $x = $this->_getX($params['x']); + $y = $this->_getY($params['y']); + $rx = $this->_getX($params['rx']); + $ry = $this->_getY($params['ry']); + $v1 = $this->_getX($params['v1']); + $v2 = $this->_getY($params['v2']); + $srx = $this->_getX($params['srx']); + $sry = $this->_getY($params['sry']); + $fillColor = (isset($params['fill']) ? $params['line'] : false); + $lineColor = (isset($params['line']) ? $params['line'] : false); + + // TODO Implement PDFLIB::pieSlice() + parent::pieslice($params); + } + + /** + * Get the width of a text, + * + * @param string $text The text to get the width of + * @return int The width of the text + */ + function textWidth($text) + { + if ($this->_pdfFont === false) { + return $this->_font['size'] * 0.7 * strlen($text); + } else { + return pdf_stringwidth($this->_pdf, $text, $this->_pdfFont, $this->_font['size']); + } + } + + /** + * Get the height of a text, + * + * @param string $text The text to get the height of + * @return int The height of the text + */ + function textHeight($text) + { + if (isset($this->_font['size'])) { + return $this->_font['size']; + } else { + return 12; + } + } + + /** + * Writes text + * + * Parameter array: + * 'x': int X-point of text + * 'y': int Y-point of text + * 'text': string The text to add + * 'alignment': array [optional] Alignment + * 'color': mixed [optional] The color of the text + */ + function addText($params) + { + $x = $this->_getX($params['x']); + $y = $this->_getY($params['y']); + $text = $params['text']; + $color = (isset($params['color']) ? $params['color'] : false); + $alignment = (isset($params['alignment']) ? $params['alignment'] : false); + + $this->_setFont(); + + $textWidth = $this->textWidth($text); + $textHeight = $this->textHeight($text); + + if (!is_array($alignment)) { + $alignment = array('vertical' => 'top', 'horizontal' => 'left'); + } + + if (!isset($alignment['vertical'])) { + $alignment['vertical'] = 'top'; + } + + if (!isset($alignment['horizontal'])) { + $alignment['horizontal'] = 'left'; + } + + if ($alignment['horizontal'] == 'right') { + $x = $x - $textWidth; + } elseif ($alignment['horizontal'] == 'center') { + $x = $x - ($textWidth / 2); + } + + if ($alignment['vertical'] == 'top') { + $y = $y + $textHeight; + } elseif ($alignment['vertical'] == 'center') { + $y = $y + ($textHeight / 2); + } + + if (($color === false) && (isset($this->_font['color']))) { + $color = $this->_font['color']; + } + + pdf_show_xy($this->_pdf, $text, $this->_getX($x), $this->_getY($y)); + + parent::addText($params); + } + + /** + * Overlay image + * + * Parameter array: + * 'x': int X-point of overlayed image + * 'y': int Y-point of overlayed image + * 'filename': string The filename of the image to overlay + * 'width': int [optional] The width of the overlayed image (resizing if possible) + * 'height': int [optional] The height of the overlayed image (resizing if possible) + * 'alignment': array [optional] Alignment + */ + function image($params) + { + $x = $this->_getX($params['x']); + $y = $this->_getY($params['y']); + $filename = $params['filename']; + $width = (isset($params['width']) ? $params['width'] : false); + $height = (isset($params['height']) ? $params['height'] : false); + $alignment = (isset($params['alignment']) ? $params['alignment'] : false); + + if (substr($filename, -4) == '.png') { + $type = 'png'; + } elseif (substr($filename, -4) == '.jpg') { + $type = 'jpeg'; + } + + $image = pdf_load_image($this->_pdf, $type, realpath($filename), ''); + $width_ = pdf_get_value($this->_pdf, 'imagewidth', $image); + $height_ = pdf_get_value($this->_pdf, 'imageheight', $image); + + $outputWidth = ($width !== false ? $width : $width_); + $outputHeight = ($height !== false ? $height : $height_); + + if (!is_array($alignment)) { + $alignment = array('vertical' => 'top', 'horizontal' => 'left'); + } + + if (!isset($alignment['vertical'])) { + $alignment['vertical'] = 'top'; + } + + if (!isset($alignment['horizontal'])) { + $alignment['horizontal'] = 'left'; + } + + if ($alignment['horizontal'] == 'right') { + $x -= $outputWidth; + } elseif ($alignment['horizontal'] == 'center') { + $x -= $outputWidth / 2; + } + + if ($alignment['vertical'] == 'top') { + $y += $outputHeight; + } elseif ($alignment['vertical'] == 'center') { + $y += $outputHeight / 2; + } + + if (($width === false) && ($height === false)) { + $scale = 1; + } else { + $scale = max(($height/$height_), ($width/$width_)); + } + + pdf_place_image($this->_pdf, $image, $this->_getX($x), $this->_getY($y), $scale); + pdf_close_image($this->_pdf, $image); + + parent::image($params); + } + + /** + * Output the result of the canvas + * + * @param array $param Parameter array + * @abstract + */ + function show($param = false) + { + parent::show($param); + pdf_end_page($this->_pdf); + pdf_close($this->_pdf); + + $buf = pdf_get_buffer($this->_pdf); + $len = strlen($buf); + + header('Content-type: application/pdf'); + header('Content-Length: ' . $len); + header('Content-Disposition: inline; filename=image_graph.pdf'); + print $buf; + + pdf_delete($this->_pdf); + } + + /** + * Output the result of the canvas + * + * @param array $param Parameter array + * @abstract + */ + function save($param = false) + { + parent::save($param); + pdf_end_page($this->_pdf); + pdf_close($this->_pdf); + + $buf = pdf_get_buffer($this->_pdf); + $len = strlen($buf); + + $fp = @fopen($param['filename'], 'wb'); + if ($fp) { + fwrite($fp, $buf, strlen($buf)); + fclose($fp); + } + pdf_delete($this->_pdf); + } + + /** + * Get a canvas specific HTML tag. + * + * This method implicitly saves the canvas to the filename in the + * filesystem path specified and parses it as URL specified by URL path + * + * Parameter array: + * 'filename': string + * 'filepath': string Path to the file on the file system. Remember the final slash + * 'urlpath': string Path to the file available through an URL. Remember the final slash + * 'title': string The url title + */ + function toHtml($params) + { + parent::toHtml($params); + return '' . $params['title'] . ''; + } + + /** + * Check which major version of PDFlib is installed + * + * @return int The mahor version number of PDFlib + * @access private + */ + function _version() + { + $result = false; + if (function_exists('pdf_get_majorversion')) { + $version = pdf_get_majorversion(); + } else { + ob_start(); + phpinfo(8); + $php_info = ob_get_contents(); + ob_end_clean(); + + if (ereg("]*>PDFlib GmbH Version *<\/td>]*>([^<]*)<\/td>", + $php_info, $result)) + { + $version = $result[1]; + } + } + + if (ereg('([0-9]{1,2})\.[0-9]{1,2}(\.[0-9]{1,2})?', trim($version), $result)) { + return $result[1]; + } else { + return 0; + } + } + +} + +?> \ No newline at end of file diff --git a/packages/dspam/pear/Image/Canvas/SVG.php b/packages/dspam/pear/Image/Canvas/SVG.php new file mode 100644 index 00000000..3fed62ba --- /dev/null +++ b/packages/dspam/pear/Image/Canvas/SVG.php @@ -0,0 +1,918 @@ + + * @copyright Copyright (C) 2003, 2004 Jesper Veggerby Hansen + * @license http://www.gnu.org/copyleft/lesser.html LGPL License 2.1 + * @version CVS: $Id$ + * @link http://pear.php.net/pepr/pepr-proposal-show.php?id=212 + */ + +/** + * Include file Image/Canvas.php + */ +require_once 'Image/Canvas.php'; + +/** + * Include file Image/Canvas/Color.php + */ +require_once 'Image/Canvas/Color.php'; + +/** + * SVG Canvas class. + * + * @category Images + * @package Image_Canvas + * @author Jesper Veggerby + * @copyright Copyright (C) 2003, 2004 Jesper Veggerby Hansen + * @license http://www.gnu.org/copyleft/lesser.html LGPL License 2.1 + * @version Release: @package_version@ + * @link http://pear.php.net/pepr/pepr-proposal-show.php?id=212 + */ +class Image_Canvas_SVG extends Image_Canvas +{ + + /** + * The SVG elements + * @var string + * @access private + */ + var $_elements = ''; + + /** + * The SVG defines + * @var string + * @access private + */ + var $_defs = ''; + + /** + * The current indention level + * @var string + * @access private + */ + var $_indent = ' '; + + /** + * A unieuq id counter + * @var int + * @access private + */ + var $_id = 1; + + /** + * The current group ids + * @var array + * @access private + */ + var $_groupIDs = array(); + + /** + * Create the SVG canvas. + * + * Parameters available: + * + * 'width' The width of the graph + * + * 'height' The height of the graph + * + * @param array $param Parameter array + */ + function Image_Canvas_SVG($param) + { + parent::Image_Canvas($param); + $this->_reset(); + } + + /** + * Add a SVG "element" to the output + * + * @param string $element The element + * @access private + */ + function _addElement($element, $params = array()) { + $elementdata = $this->_indent . $element . "\n"; + + if (isset($params['url'])) { + $url = $params['url']; + $target = (isset($params['target']) ? $params['target'] : false); + $alt = (isset($params['alt']) ? $params['alt'] : false); + + $tags = ''; + if (isset($params['htmltags'])) { + foreach ($params['htmltags'] as $key => $value) { + $tags .= ' '; + if (strpos($value, '"') >= 0) { + $tags .= $key . '=\'' . $value . '\''; + } else { + $tags .= $key . '="' . $value . '"'; + } + } + } + + $elementdata = + $this->_indent . '' . "\n" . + ' ' . $elementdata . + $this->_indent . '' . "\n"; + } + + + $this->_elements .= $elementdata; + } + + /** + * Add a SVG "define" to the output + * + * @param string $def The define + * @access private + */ + function _addDefine($def) { + $this->_defs .= ' ' . $def . "\n"; + } + + /** + * Get the color index for the RGB color + * + * @param int $color The color + * @return int A SVG compatible color + * @access private + */ + function _color($color = false) + { + if ($color === false) { + return 'transparent'; + } else { + $color = Image_Canvas_Color::color2RGB($color); + return 'rgb(' . $color[0] . ',' . $color[1] . ',' . $color[2] . ')'; + } + } + + /** + * Get the opacity for the RGB color + * + * @param int $color The color + * @return int A SVG compatible opacity value + * @access private + */ + function _opacity($color = false) + { + if ($color === false) { + return false; + } else { + $color = Image_Canvas_Color::color2RGB($color); + if ($color[3] != 255) { + return sprintf('%0.1f', $color[3]/255); + } else { + return false; + } + } + } + + /** + * Get the SVG applicable linestyle + * + * @param mixed $lineStyle The line style to return, false if the one + * explicitly set + * @return mixed A SVG compatible linestyle + * @access private + */ + function _getLineStyle($lineStyle = false) + { + $result = ''; + if ($lineStyle === false) { + $lineStyle = $this->_lineStyle; + } + + // TODO Linestyles (i.e. fx. dotted) does not work + + if (($lineStyle != 'transparent') && ($lineStyle !== false)) { + $result = 'stroke-width:' . $this->_thickness . ';'; + $result .= 'stroke:' .$this->_color($lineStyle) . ';'; + if ($opacity = $this->_opacity($lineStyle)) { + $result .= 'stroke-opacity:' . $opacity . ';'; + } + } + return $result; + } + + /** + * Get the SVG applicable fillstyle + * + * @param mixed $fillStyle The fillstyle to return, false if the one + * explicitly set + * @return mixed A SVG compatible fillstyle + * @access private + */ + function _getFillStyle($fillStyle = false) + { + $result = ''; + if ($fillStyle === false) { + $fillStyle = $this->_fillStyle; + } + + if (is_array($fillStyle)) { + if ($fillStyle['type'] == 'gradient') { + $id = 'gradient_' . ($this->_id++); + $startColor = $this->_color($fillStyle['start']); + $endColor = $this->_color($fillStyle['end']); + $startOpacity = $this->_opacity($fillStyle['start']); + $endOpacity = $this->_opacity($fillStyle['end']); + + switch ($fillStyle['direction']) { + case 'horizontal': + case 'horizontal_mirror': + $x1 = '0%'; + $y1 = '0%'; + $x2 = '100%'; + $y2 = '0%'; + break; + + case 'vertical': + case 'vertical_mirror': + $x1 = '0%'; + $y1 = '100%'; + $x2 = '0%'; + $y2 = '0%'; + break; + + case 'diagonal_tl_br': + $x1 = '0%'; + $y1 = '0%'; + $x2 = '100%'; + $y2 = '100%'; + break; + + case 'diagonal_bl_tr': + $x1 = '0%'; + $y1 = '100%'; + $x2 = '100%'; + $y2 = '0%'; + break; + + case 'radial': + $cx = '50%'; + $cy = '50%'; + $r = '100%'; + $fx = '50%'; + $fy = '50%'; + break; + + } + + if ($fillStyle['direction'] == 'radial') { + $this->_addDefine( + '' + ); + $this->_addDefine( + ' ' + ); + $this->_addDefine( + ' ' + ); + $this->_addDefine( + '' + ); + } elseif (($fillStyle['direction'] == 'vertical_mirror') || + ($fillStyle['direction'] == 'horizontal_mirror')) + { + $this->_addDefine( + '' + ); + $this->_addDefine( + ' ' + ); + $this->_addDefine( + ' ' + ); + $this->_addDefine( + ' ' + ); + $this->_addDefine( + '' + ); + } else { + $this->_addDefine( + '' + ); + $this->_addDefine( + ' ' + ); + $this->_addDefine( + ' ' + ); + $this->_addDefine( + '' + ); + } + + return 'fill:url(#' . $id . ');'; + } + } elseif (($fillStyle != 'transparent') && ($fillStyle !== false)) { + $result = 'fill:' . $this->_color($fillStyle) . ';'; + if ($opacity = $this->_opacity($fillStyle)) { + $result .= 'fill-opacity:' . $opacity . ';'; + } + return $result; + } else { + return 'fill:none;'; + } + } + + /** + * Sets an image that should be used for filling + * + * @param string $filename The filename of the image to fill with + */ + function setFillImage($filename) + { + } + + /** + * Sets a gradient fill + * + * @param array $gradient Gradient fill options + */ + function setGradientFill($gradient) + { + $this->_fillStyle = $gradient; + $this->_fillStyle['type'] = 'gradient'; + } + + /** + * Sets the font options. + * + * The $font array may have the following entries: + * 'type' = 'ttf' (TrueType) or omitted for default
+ * If 'type' = 'ttf' then the following can be specified
+ * 'size' = size in pixels
+ * 'angle' = the angle with which to write the text + * 'file' = the .ttf file (either the basename, filename or full path) + * + * @param array $font The font options. + */ + function setFont($fontOptions) + { + parent::setFont($fontOptions); + if (!isset($this->_font['size'])) { + $this->_font['size'] = 10; + } + } + + /** + * Parameter array: + * 'x0': int X start point + * 'y0': int Y start point + * 'x1': int X end point + * 'y1': int Y end point + * 'color': mixed [optional] The line color + * @param array $params Parameter array + */ + function line($params) + { + $x0 = $this->_getX($params['x0']); + $y0 = $this->_getY($params['y0']); + $x1 = $this->_getX($params['x1']); + $y1 = $this->_getY($params['y1']); + $color = (isset($params['color']) ? $params['color'] : false); + + $style = $this->_getLineStyle($color) . $this->_getFillStyle('transparent'); + if ($style != '') { + $this->_addElement( + '', + $params + ); + } + parent::line($params); + } + + /** + * Parameter array: + * 'connect': bool [optional] Specifies whether the start point should be + * connected to the endpoint (closed polygon) or not (connected line) + * 'fill': mixed [optional] The fill color + * 'line': mixed [optional] The line color + * @param array $params Parameter array + */ + function polygon($params = array()) + { + $connectEnds = (isset($params['connect']) ? $params['connect'] : false); + $fillColor = (isset($params['fill']) ? $params['line'] : false); + $lineColor = (isset($params['line']) ? $params['line'] : false); + + if (!$connectEnds) { + $fillColor = 'transparent'; + } + $style = $this->_getLineStyle($lineColor) . $this->_getFillStyle($fillColor); + + $first = true; + $spline = false; + $lastpoint = false; + foreach($this->_polygon as $point) { + if ($first) { + $points = 'M'; + } elseif (!$spline) { + $points .= ' L'; + } + + if (($spline) && ($lastpoint !== false)) { + $points .= ' ' .round($lastpoint['P1X']) . ',' . round($lastpoint['P1Y']) . ' ' . + round($lastpoint['P2X']) . ',' . round($lastpoint['P2Y']); + } + + $points .= ' ' . round($point['X']) . ',' . round($point['Y']); + + if ((isset($point['P1X'])) && (isset($point['P1Y'])) && + (isset($point['P2X'])) && (isset($point['P2Y']))) + { + if (($first) || (!$spline)) { + $points .= ' C'; + } + $lastpoint = $point; + $spline = true; + } else { + $spline = false; + } + $first = false; + } + if ($connectEnds) { + $point .= ' Z'; + } + $this->_addElement( + '', + $params + ); + + parent::polygon($params); + } + + /** + * Draw a rectangle + * + * Parameter array: + * 'x0': int X start point + * 'y0': int Y start point + * 'x1': int X end point + * 'y1': int Y end point + * 'fill': mixed [optional] The fill color + * 'line': mixed [optional] The line color + * @param array $params Parameter array + */ + function rectangle($params) + { + $x0 = min($this->_getX($params['x0']), $this->_getX($params['x1'])); + $y0 = min($this->_getY($params['y0']), $this->_getY($params['y1'])); + $x1 = max($this->_getX($params['x0']), $this->_getX($params['x1'])); + $y1 = max($this->_getY($params['y0']), $this->_getY($params['y1'])); + $fillColor = (isset($params['fill']) ? $params['line'] : false); + $lineColor = (isset($params['line']) ? $params['line'] : false); + + $style = $this->_getLineStyle($lineColor) . $this->_getFillStyle($fillColor); + if ($style != '') { + $this->_addElement( + '', + $params + ); + } + parent::rectangle($params); + } + + /** + * Draw an ellipse + * + * Parameter array: + * 'x': int X center point + * 'y': int Y center point + * 'rx': int X radius + * 'ry': int Y radius + * 'fill': mixed [optional] The fill color + * 'line': mixed [optional] The line color + * @param array $params Parameter array + */ + function ellipse($params) + { + $x = $this->_getX($params['x']); + $y = $this->_getY($params['y']); + $rx = $this->_getX($params['rx']); + $ry = $this->_getY($params['ry']); + $fillColor = (isset($params['fill']) ? $params['line'] : false); + $lineColor = (isset($params['line']) ? $params['line'] : false); + + $style = $this->_getLineStyle($lineColor) . $this->_getFillStyle($fillColor); + if ($style != '') { + $this->_addElement( + '', + $params + ); + } + parent::ellipse($params); + } + + /** + * Draw a pie slice + * + * Parameter array: + * 'x': int X center point + * 'y': int Y center point + * 'rx': int X radius + * 'ry': int Y radius + * 'v1': int The starting angle (in degrees) + * 'v2': int The end angle (in degrees) + * 'srx': int [optional] Starting X-radius of the pie slice (i.e. for a doughnut) + * 'sry': int [optional] Starting Y-radius of the pie slice (i.e. for a doughnut) + * 'fill': mixed [optional] The fill color + * 'line': mixed [optional] The line color + * @param array $params Parameter array + */ + function pieslice($params) + { + $x = $this->_getX($params['x']); + $y = $this->_getY($params['y']); + $rx = $this->_getX($params['rx']); + $ry = $this->_getY($params['ry']); + $v1 = $this->_getX($params['v1']); + $v2 = $this->_getY($params['v2']); + $srx = (isset($params['srx']) ? $this->_getX($params['srx']) : false); + $sry = (isset($params['sry']) ? $this->_getX($params['sry']) : false); + $fillColor = (isset($params['fill']) ? $params['line'] : false); + $lineColor = (isset($params['line']) ? $params['line'] : false); + + $dv = max($v2, $v1) - min($v2, $v1); + if ($dv >= 360) { + $this->ellipse($params); + } + else { + $style = $this->_getLineStyle($lineColor) . $this->_getFillStyle($fillColor); + if ($style != '') { + $x1 = ($x + $rx * cos(deg2rad(min($v1, $v2) % 360))); + $y1 = ($y + $ry * sin(deg2rad(min($v1, $v2) % 360))); + $x2 = ($x + $rx * cos(deg2rad(max($v1, $v2) % 360))); + $y2 = ($y + $ry * sin(deg2rad(max($v1, $v2) % 360))); + $this->_addElement( + '', + $params + ); + } + + parent::pieslice($params); + } + } + + /** + * Get the width of a text, + * + * @param string $text The text to get the width of + * @return int The width of the text + */ + function textWidth($text) + { + if ((isset($this->_font['vertical'])) && ($this->_font['vertical'])) { + return $this->_font['size']; + } else { + return round($this->_font['size'] * 0.7 * strlen($text)); + } + } + + /** + * Get the height of a text, + * + * @param string $text The text to get the height of + * @return int The height of the text + */ + function textHeight($text) + { + if ((isset($this->_font['vertical'])) && ($this->_font['vertical'])) { + return round($this->_font['size'] * 0.7 * strlen($text)); + } else { + return $this->_font['size']; + } + } + + /** + * Writes text + * + * Parameter array: + * 'x': int X-point of text + * 'y': int Y-point of text + * 'text': string The text to add + * 'alignment': array [optional] Alignment + * 'color': mixed [optional] The color of the text + */ + function addText($params) + { + $x = $this->_getX($params['x']); + $y = $this->_getY($params['y']); + $text = $params['text']; + $color = (isset($params['color']) ? $params['color'] : false); + $alignment = (isset($params['alignment']) ? $params['alignment'] : false); + + $textHeight = $this->textHeight($text); + + if (!is_array($alignment)) { + $alignment = array('vertical' => 'top', 'horizontal' => 'left'); + } + + if (!isset($alignment['vertical'])) { + $alignment['vertical'] = 'top'; + } + + if (!isset($alignment['horizontal'])) { + $alignment['horizontal'] = 'left'; + } + + $align = ''; + + if ((isset($this->_font['vertical'])) && ($this->_font['vertical'])) { +// $align .= 'writing-mode: tb-rl;'; + + if ($alignment['vertical'] == 'bottom') { + $align .= 'text-anchor:end;'; + //$y = $y + $textHeight; + } elseif ($alignment['vertical'] == 'center') { + //$y = $y + ($textHeight / 2); + $align .= 'text-anchor:middle;'; + } + } else { + if ($alignment['horizontal'] == 'right') { + $align .= 'text-anchor:end;'; + } elseif ($alignment['horizontal'] == 'center') { + $align .= 'text-anchor:middle;'; + } + + if ($alignment['vertical'] == 'top') { + $y = $y + $textHeight; + } elseif ($alignment['vertical'] == 'center') { + $y = $y + ($textHeight / 2); + } + } + + if (($color === false) && (isset($this->_font['color']))) { + $color = $this->_font['color']; + } + + $textColor = $this->_color($color); + $textOpacity = $this->_opacity($color); + + $this->_addElement( + '' . "\n" . + $this->_indent . ' _font['angle']) && ($this->_font['angle'] > 0) ? + 'transform="rotate(' . $this->_font['angle'] . ')" ' : + '' + ) . + 'style="' . + (isset($this->_font['name']) ? + 'font-family:' . $this->_font['name'] . ';' : '') . + 'font-size:' . $this->_font['size'] . 'px;fill:' . + $textColor . ($textOpacity ? ';fill-opacity:' . + $textOpacity : + '' + ) . ';' . $align . '">' . + htmlspecialchars($text) . + '' . "\n" . + $this->_indent . '', + $params + ); + parent::addText($params); + } + + /** + * Overlay image + * + * Parameter array: + * 'x': int X-point of overlayed image + * 'y': int Y-point of overlayed image + * 'filename': string The filename of the image to overlay + * 'width': int [optional] The width of the overlayed image (resizing if possible) + * 'height': int [optional] The height of the overlayed image (resizing if possible) + * 'alignment': array [optional] Alignment + */ + function image($params) + { + $x = $this->_getX($params['x']); + $y = $this->_getY($params['y']); + $filename = $params['filename']; + + list($width, $height, $type, $attr) = getimagesize($filename); + $width = (isset($params['width']) ? $params['width'] : $width); + $height = (isset($params['height']) ? $params['height'] : $height); + $alignment = (isset($params['alignment']) ? $params['alignment'] : false); + + $file = fopen($filename, 'rb'); + $filedata = fread($file, filesize($filename)); + fclose($file); + + $data = 'data:' . image_type_to_mime_type($type) . ';base64,' . base64_encode($filedata); + $this->_addElement( + '', + $params + ); + parent::image($params); + } + + /** + * Start a group. + * + * What this does, depends on the canvas/format. + * + * @param string $name The name of the group + */ + function startGroup($name = false) + { + $name = strtolower(str_replace(' ', '_', $name)); + if (in_array($name, $this->_groupIDs)) { + $name .= $this->_id; + $this->_id++; + } + $this->_groupIDs[] = $name; + $this->_addElement(''); + $this->_indent .= ' '; + } + + /** + * End the "current" group. + * + * What this does, depends on the canvas/format. + */ + function endGroup() + { + $this->_indent = substr($this->_indent, 0, -4); + $this->_addElement(''); + } + + /** + * Output the result of the canvas + * + * @param array $param Parameter array + */ + function show($param = false) + { + parent::show($param); + $output = '' . "\n" . + '' . "\n" . + '' . "\n" . + ($this->_defs ? + ' ' . "\n" . + $this->_defs . + ' ' . "\n" : + '' + ) . + $this->_elements . + ''; + + header('Content-Type: image/svg+xml'); + header('Content-Disposition: inline; filename = "' . basename($_SERVER['PHP_SELF'], '.php') . '.svg"'); + print $output; + } + + /** + * Output the result of the canvas + * + * @param array $param Parameter array + */ + function save($param = false) + { + parent::save($param); + $output = '' . "\n" . + '' . "\n" . + '' . "\n" . + ($this->_defs ? + ' ' . "\n" . + $this->_defs . + ' ' . "\n" : + '' + ) . + $this->_elements . + ''; + + $file = fopen($param['filename'], 'w+'); + fwrite($file, $output); + fclose($file); + } + + /** + * Set clipping to occur + * + * Parameter array: + * + * 'x0': int X point of Upper-left corner + * 'y0': int X point of Upper-left corner + * 'x1': int X point of lower-right corner + * 'y1': int Y point of lower-right corner + */ + function setClipping($params = false) + { + if ($params === false) { + $this->_addElement(''); + } + else { + $group = "clipping_" . $this->_id; + $this->_id++; + $this->_addElement(''); + + $this->_addDefine(''); + $this->_addDefine(' '); + $this->_addDefine(''); + } + } + + /** + * Get a canvas specific HTML tag. + * + * This method implicitly saves the canvas to the filename in the + * filesystem path specified and parses it as URL specified by URL path + * + * Parameter array: + * 'filename': string + * 'filepath': string Path to the file on the file system. Remember the final slash + * 'urlpath': string Path to the file available through an URL. Remember the final slash + * 'width': int The width in pixels + * 'height': int The height in pixels + */ + function toHtml($params) + { + parent::toHtml($params); + return ''; + } + +} + +?> \ No newline at end of file diff --git a/packages/dspam/pear/Image/Canvas/Tool.php b/packages/dspam/pear/Image/Canvas/Tool.php new file mode 100644 index 00000000..3b87122c --- /dev/null +++ b/packages/dspam/pear/Image/Canvas/Tool.php @@ -0,0 +1,217 @@ + + * @copyright Copyright (C) 2003, 2004 Jesper Veggerby Hansen + * @license http://www.gnu.org/copyleft/lesser.html LGPL License 2.1 + * @version CVS: $Id$ + * @link http://pear.php.net/pepr/pepr-proposal-show.php?id=212 + */ + +/** + * This class contains a set of tool-functions. + * + * These functions are all to be called statically + * + * @category Images + * @package Image_Canvas + * @author Jesper Veggerby + * @copyright Copyright (C) 2003, 2004 Jesper Veggerby Hansen + * @license http://www.gnu.org/copyleft/lesser.html LGPL License 2.1 + * @version Release: @package_version@ + * @link http://pear.php.net/pepr/pepr-proposal-show.php?id=212 + * @abstract + */ +class Image_Canvas_Tool +{ + + /** + * Maps a font name to an actual font file (fx. a .ttf file) + * + * Used to translate names (i.e. 'Courier New' to 'cour.ttf' or + * '/Windows/Fonts/Cour.ttf') + * + * Font names are translated using the tab-separated file + * Image/Canvas/Tool/fontmap.txt. + * + * The translated font-name (or the original if no translation) exists is + * then returned if it is an existing file, otherwise the file is searched + * first in the path specified by IMAGE_CANVAS_SYSTEM_FONT_PATH defined in + * Image/Canvas.php, then in the Image/Canvas/Fonts folder. If a font is + * still not found and the name is not beginning with a '/' the search is + * left to the library, otherwise the font is deemed non-existing. + * + * @param string $name The name of the font + * @param string $type The needed file type of the font + * @return string The filename of the font + * @static + */ + function fontMap($name, $type = '.ttf') + { + static $_fontMap; + + if (!is_array($_fontMap)) { + if (file_exists($fontmap = (dirname(__FILE__) . '/Fonts/fontmap.txt'))) { + $file = file($fontmap); + foreach($file as $fontmapping) { + list($fontname, $filenames) = explode(',', $fontmapping, 2); + $fontname = trim($fontname); + $filenames = trim($filenames); + $filenames = explode(',', $filenames); + foreach ($filenames as $filename) { + $type_pos = strrpos($filename, '.'); + $type = substr($filename, $type_pos); + $_fontMap[$fontname][$type] = $filename; + } + } + } + } + + $type = strtolower($type); + + if ((isset($_fontMap[$name])) && (isset($_fontMap[$name][$type]))) { + $filename = $_fontMap[$name][$type]; + } else { + $filename = $name; + } + + if (substr($filename, -strlen($type)) !== $type) { + $filename .= $type; + } + + $result = false; + if (file_exists($filename)) { + $result = $filename; + } elseif (file_exists($file = (IMAGE_CANVAS_SYSTEM_FONT_PATH . $filename))) { + $result = $file; + } elseif (file_exists($file = (dirname(__FILE__) . '/Fonts/' . $filename))) { + $result = $file; + } elseif (substr($name, 0, 1) !== '/') { + // leave it to the library to find the font + $result = $name; + } + + return str_replace('\\', '/', $result); + } + + /** + * Return the average of 2 points + * + * @param double P1 1st point + * @param double P2 2nd point + * @return double The average of P1 and P2 + * @static + */ + function mid($p1, $p2) + { + return ($p1 + $p2) / 2; + } + + /** + * Mirrors P1 in P2 by a amount of Factor + * + * @param double $p1 1st point, point to mirror + * @param double $o2 2nd point, mirror point + * @param double $factor Mirror factor, 0 returns $p2, 1 returns a pure + * mirror, ie $p1 on the exact other side of $p2 + * @return double $p1 mirrored in $p2 by Factor + * @static + */ + function mirror($p1, $p2, $factor = 1) + { + return $p2 + $factor * ($p2 - $p1); + } + + /** + * Calculates a Bezier control point, this function must be called for BOTH + * X and Y coordinates (will it work for 3D coordinates!?) + * + * @param double $p1 1st point + * @param double $p2 Point to + * @param double $factor Mirror factor, 0 returns P2, 1 returns a pure + * mirror, i.e. P1 on the exact other side of P2 + * @return double P1 mirrored in P2 by Factor + * @static + */ + function controlPoint($p1, $p2, $factor, $smoothFactor = 0.75) + { + $sa = Image_Canvas_Tool::mirror($p1, $p2, $smoothFactor); + $sb = Image_Canvas_Tool::mid($p2, $sa); + + $m = Image_Canvas_Tool::mid($p2, $factor); + + $pC = Image_Canvas_Tool::mid($sb, $m); + + return $pC; + } + + /** + * Calculates a Bezier point, this function must be called for BOTH X and Y + * coordinates (will it work for 3D coordinates!?) + * + * @param double $t A position between $p2 and $p3, value between 0 and 1 + * @param double $p1 Point to use for calculating control points + * @param double $p2 Point 1 to calculate bezier curve between + * @param double $p3 Point 2 to calculate bezier curve between + * @param double $p4 Point to use for calculating control points + * @return double The bezier value of the point t between $p2 and $p3 using + * $p1 and $p4 to calculate control points + * @static + */ + function bezier($t, $p1, $p2, $p3, $p4) + { + // (1-t)^3*p1 + 3*(1-t)^2*t*p2 + 3*(1-t)*t^2*p3 + t^3*p4 + return pow(1 - $t, 3) * $p1 + + 3 * pow(1 - $t, 2) * $t * $p2 + + 3 * (1 - $t) * pow($t, 2) * $p3 + + pow($t, 3) * $p4; + } + + /** + * Gets the angle / slope of a line relative to horizontal (left -> right) + * + * @param double $x0 The starting x point + * @param double $y0 The starting y point + * @param double $x1 The ending x point + * @param double $y1 The ending y point + * @param double The angle in degrees of the line + * @static + */ + function getAngle($x0, $y0, $x1, $y1) + { + + $dx = ($x1 - $x0); + $dy = ($y1 - $y0); + $l = sqrt($dx * $dx + $dy * $dy); + $v = rad2deg(asin(($y0 - $y1) / $l)); + if ($dx < 0) { + $v = 180 - $v; + } + return $v; + + } + +} + +?> \ No newline at end of file diff --git a/packages/dspam/pear/Image/Canvas/WithMap.php b/packages/dspam/pear/Image/Canvas/WithMap.php new file mode 100644 index 00000000..dc43ec4d --- /dev/null +++ b/packages/dspam/pear/Image/Canvas/WithMap.php @@ -0,0 +1,278 @@ + + * @copyright Copyright (C) 2003, 2004 Jesper Veggerby Hansen + * @license http://www.gnu.org/copyleft/lesser.html LGPL License 2.1 + * @version CVS: $Id$ + * @link http://pear.php.net/pepr/pepr-proposal-show.php?id=212 + */ + +/** + * Class for handling different output formats including a HTML image map + * + * @category Images + * @package Image_Canvas + * @author Jesper Veggerby + * @copyright Copyright (C) 2003, 2004 Jesper Veggerby Hansen + * @license http://www.gnu.org/copyleft/lesser.html LGPL License 2.1 + * @version Release: @package_version@ + * @link http://pear.php.net/pepr/pepr-proposal-show.php?id=212 + * @since version 0.2.0 + * @abstract + */ +class Image_Canvas_WithMap extends Image_Canvas +{ + + /** + * The image map + * @var Image_Canvas_ImageMap + * @access private + */ + var $_imageMap = null; + + /** + * Create the canvas. + * + * Parameters available: + * + * 'width' The width of the graph on the canvas + * + * 'height' The height of the graph on the canvas + * + * 'left' The left offset of the graph on the canvas + * + * 'top' The top offset of the graph on the canvas + * + * 'usemap' Initialize an image map + * + * @param array $params Parameter array + * @abstract + */ + function Image_Canvas_WithMap($params) + { + parent::Image_Canvas($params); + + if ((isset($params['usemap'])) && ($params['usemap'] === true)) { + $this->_imageMap =& Image_Canvas::factory( + 'ImageMap', + array( + 'left' => $this->_left, + 'top' => $this->_top, + 'width' => $this->_width, + 'height' => $this->_height + ) + ); + } + } + /** + * Draw a line + * + * Parameter array: + * 'x0': int X start point + * 'y0': int Y start point + * 'x1': int X end point + * 'y1': int Y end point + * 'color': mixed [optional] The line color + * @param array $params Parameter array + */ + function line($params) + { + if (isset($this->_imageMap)) { + $this->_imageMap->line($params); + } + parent::line($params); + } + + /** + * Adds vertex to a polygon + * + * Parameter array: + * 'x': int X point + * 'y': int Y point + * @param array $params Parameter array + */ + function addVertex($params) + { + if (isset($this->_imageMap)) { + $this->_imageMap->addVertex($params); + } + parent::addVertex($params); + } + + /** + * Adds "splined" vertex to a polygon + * + * Parameter array: + * 'x': int X point + * 'y': int Y point + * 'p1x': X Control point 1 + * 'p1y': Y Control point 1 + * 'p2x': X Control point 2 + * 'p2y': Y Control point 2 + * @param array $params Parameter array + */ + function addSpline($params) + { + if (isset($this->_imageMap)) { + $this->_imageMap->addSpline($params); + } + parent::addSpline($params); + } + + /** + * Draws a polygon + * + * Parameter array: + * 'connect': bool [optional] Specifies whether the start point should be + * connected to the endpoint (closed polygon) or not (connected line) + * 'fill': mixed [optional] The fill color + * 'line': mixed [optional] The line color + * @param array $params Parameter array + */ + function polygon($params) + { + if (isset($this->_imageMap)) { + $this->_imageMap->polygon($params); + } + parent::polygon($params); + } + + /** + * Draw a rectangle + * + * Parameter array: + * 'x0': int X start point + * 'y0': int Y start point + * 'x1': int X end point + * 'y1': int Y end point + * 'fill': mixed [optional] The fill color + * 'line': mixed [optional] The line color + * @param array $params Parameter array + */ + function rectangle($params) + { + if (isset($this->_imageMap)) { + $this->_imageMap->rectangle($params); + } + parent::rectangle($params); + } + + /** + * Draw an ellipse + * + * Parameter array: + * 'x': int X center point + * 'y': int Y center point + * 'rx': int X radius + * 'ry': int Y radius + * 'fill': mixed [optional] The fill color + * 'line': mixed [optional] The line color + * @param array $params Parameter array + */ + function ellipse($params) + { + if (isset($this->_imageMap)) { + $this->_imageMap->ellipse($params); + } + parent::ellipse($params); + } + + /** + * Draw a pie slice + * + * Parameter array: + * 'x': int X center point + * 'y': int Y center point + * 'rx': int X radius + * 'ry': int Y radius + * 'v1': int The starting angle (in degrees) + * 'v2': int The end angle (in degrees) + * 'srx': int [optional] Starting X-radius of the pie slice (i.e. for a doughnut) + * 'sry': int [optional] Starting Y-radius of the pie slice (i.e. for a doughnut) + * 'fill': mixed [optional] The fill color + * 'line': mixed [optional] The line color + * @param array $params Parameter array + */ + function pieslice($params) + { + if (isset($this->_imageMap)) { + $this->_imageMap->pieslice($params); + } + parent::pieslice($params); + } + + /** + * Writes text + * + * Parameter array: + * 'x': int X-point of text + * 'y': int Y-point of text + * 'text': string The text to add + * 'alignment': array [optional] Alignment + * 'color': mixed [optional] The color of the text + */ + function addText($params) + { + if (isset($this->_imageMap)) { + $this->_imageMap->addText($params); + } + parent::addText($params); + } + + /** + * Overlay image + * + * Parameter array: + * 'x': int X-point of overlayed image + * 'y': int Y-point of overlayed image + * 'filename': string The filename of the image to overlay + * 'width': int [optional] The width of the overlayed image (resizing if possible) + * 'height': int [optional] The height of the overlayed image (resizing if possible) + * 'alignment': array [optional] Alignment + */ + function image($params) + { + if (isset($this->_imageMap)) { + $this->_imageMap->image($params); + } + parent::image($params); + } + + /** + * Get the imagemap + * @return Image_Graph_ImageMap The image map (or false if none) + */ + function &getImageMap() + { + $result = null; + if (isset($this->_imageMap)) { + $result =& $this->_imageMap; + } + return $result; + } + +} + +?> \ No newline at end of file -- cgit v1.2.3