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Diffstat (limited to 'Source/AMIndeterminateProgressIndicatorCell.m')
| -rw-r--r-- | Source/AMIndeterminateProgressIndicatorCell.m | 189 |
1 files changed, 189 insertions, 0 deletions
diff --git a/Source/AMIndeterminateProgressIndicatorCell.m b/Source/AMIndeterminateProgressIndicatorCell.m new file mode 100644 index 00000000..16293202 --- /dev/null +++ b/Source/AMIndeterminateProgressIndicatorCell.m @@ -0,0 +1,189 @@ +// +// $Id: SPFieldEditorController.h 802 2009-07-18 20:46:57Z bibiko $ +// +// AMIndeterminateProgressIndicatorCell.m +// sequel-pro +// +// Created by Andreas Mayer on January 23, 2007 +// Copyright 2007 Andreas Mayer (andreas@harmless.de). All rights reserved. +// +// License: http://www.opensource.org/licenses/bsd-license.php +// +// This program is free software; you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation; either version 2 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program; if not, write to the Free Software +// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA +// +// More info at <http://code.google.com/p/sequel-pro/> + +#import "AMIndeterminateProgressIndicatorCell.h" + +#define ConvertAngle(a) (fmod((90.0-(a)), 360.0)) + +#define DEG2RAD 0.017453292519943295 + +@implementation AMIndeterminateProgressIndicatorCell + +- (id)init +{ + if (self = [super initImageCell:nil]) { + [self setAnimationDelay:5.0/60.0]; + [self setDisplayedWhenStopped:YES]; + [self setDoubleValue:0.0]; + [self setColor:[NSColor blackColor]]; + } + return self; +} + +- (void)dealloc +{ + [NSColor release]; + [super dealloc]; +} + +- (NSColor *)color +{ + return [[color retain] autorelease]; +} + +- (void)setColor:(NSColor *)value +{ + float alphaComponent; + if (color != value) { + [color release]; + color = [value retain]; + [[color colorUsingColorSpaceName:@"NSCalibratedRGBColorSpace"] getRed:&redComponent green:&greenComponent blue:&blueComponent alpha:&alphaComponent]; + NSAssert((alphaComponent > 0.999), @"color must be opaque"); + } +} + +- (double)doubleValue +{ + return doubleValue; +} + +- (void)setDoubleValue:(double)value +{ + if (doubleValue != value) { + doubleValue = value; + if (doubleValue > 1.0) { + doubleValue = 1.0; + } else if (doubleValue < 0.0) { + doubleValue = 0.0; + } + } +} + +- (NSTimeInterval)animationDelay +{ + return animationDelay; +} + +- (void)setAnimationDelay:(NSTimeInterval)value +{ + if (animationDelay != value) { + animationDelay = value; + } +} + +- (BOOL)isDisplayedWhenStopped +{ + return displayedWhenStopped; +} + +- (void)setDisplayedWhenStopped:(BOOL)value +{ + if (displayedWhenStopped != value) { + displayedWhenStopped = value; + } +} + +- (BOOL)isSpinning +{ + return spinning; +} + +- (void)setSpinning:(BOOL)value +{ + if (spinning != value) { + spinning = value; + } +} + +- (void)drawWithFrame:(NSRect)cellFrame inView:(NSView *)controlView +{ + // cell has no border + [self drawInteriorWithFrame:cellFrame inView:controlView]; +} + +- (void)drawInteriorWithFrame:(NSRect)cellFrame inView:(NSView *)controlView +{ + //NSLog(@"cellFrame: %f %f %f %f", cellFrame.origin.x, cellFrame.origin.y, cellFrame.size.width, cellFrame.size.height); + if ([self isSpinning] || [self isDisplayedWhenStopped]) { + float flipFactor = ([controlView isFlipped] ? 1.0 : -1.0); + int step = round([self doubleValue]/(5.0/60.0)); + float cellSize = MIN(cellFrame.size.width, cellFrame.size.height); + NSPoint center = cellFrame.origin; + center.x += cellSize/2.0; + center.y += cellFrame.size.height/2.0; + float outerRadius; + float innerRadius; + float strokeWidth = cellSize*0.08; + if (cellSize >= 32.0) { + outerRadius = cellSize*0.38; + innerRadius = cellSize*0.23; + } else { + outerRadius = cellSize*0.48; + innerRadius = cellSize*0.27; + } + float a; // angle + NSPoint inner; + NSPoint outer; + // remember defaults + NSLineCapStyle previousLineCapStyle = [NSBezierPath defaultLineCapStyle]; + float previousLineWidth = [NSBezierPath defaultLineWidth]; + // new defaults for our loop + [NSBezierPath setDefaultLineCapStyle:NSRoundLineCapStyle]; + [NSBezierPath setDefaultLineWidth:strokeWidth]; + if ([self isSpinning]) { + a = (270+(step* 30))*DEG2RAD; + } else { + a = 270*DEG2RAD; + } + a = flipFactor*a; + int i; + for (i = 0; i < 12; i++) { +// [[NSColor colorWithCalibratedWhite:MIN(sqrt(i)*0.25, 0.8) alpha:1.0] set]; +// [[NSColor colorWithCalibratedWhite:0.0 alpha:1.0-sqrt(i)*0.25] set]; + [[NSColor colorWithCalibratedRed:redComponent green:greenComponent blue:blueComponent alpha:1.0-sqrt(i)*0.25] set]; + outer = NSMakePoint(center.x+cos(a)*outerRadius, center.y+sin(a)*outerRadius); + inner = NSMakePoint(center.x+cos(a)*innerRadius, center.y+sin(a)*innerRadius); + [NSBezierPath strokeLineFromPoint:inner toPoint:outer]; + a -= flipFactor*30*DEG2RAD; + } + // restore previous defaults + [NSBezierPath setDefaultLineCapStyle:previousLineCapStyle]; + [NSBezierPath setDefaultLineWidth:previousLineWidth]; + } +} + +- (void)setObjectValue:(id)value +{ + if ([value respondsToSelector:@selector(boolValue)]) { + [self setSpinning:[value boolValue]]; + } else { + [self setSpinning:NO]; + } +} + + +@end |