From bfd2c744eb99057bba37f331672d828ba48f82f0 Mon Sep 17 00:00:00 2001 From: Bibiko Date: Sat, 9 Oct 2010 11:56:52 +0000 Subject: =?UTF-8?q?=E2=80=A2=20implemented=20geometrycollection=20thumbnai?= =?UTF-8?q?l=20images=20as=20tooltips=20for=20spatial=20fields?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- .../MCPKit/MCPFoundationKit/MCPGeometryData.m | 271 +++++++++++---------- 1 file changed, 148 insertions(+), 123 deletions(-) (limited to 'Frameworks') diff --git a/Frameworks/MCPKit/MCPFoundationKit/MCPGeometryData.m b/Frameworks/MCPKit/MCPFoundationKit/MCPGeometryData.m index 1bf8c471..cdb13348 100644 --- a/Frameworks/MCPKit/MCPFoundationKit/MCPGeometryData.m +++ b/Frameworks/MCPKit/MCPFoundationKit/MCPGeometryData.m @@ -374,14 +374,19 @@ NSMutableArray *coordinates = [NSMutableArray array]; NSMutableArray *subcoordinates = [NSMutableArray array]; + NSMutableArray *pointcoordinates = [NSMutableArray array]; + NSMutableArray *linecoordinates = [NSMutableArray array]; + NSMutableArray *linesubcoordinates = [NSMutableArray array]; + NSMutableArray *polygoncoordinates = [NSMutableArray array]; + NSMutableArray *polygonsubcoordinates = [NSMutableArray array]; if (bufferLength < WKB_HEADER_SIZE) - return @"Header Error"; + return nil; byteOrder = geoBuffer[ptr]; if(byteOrder != 0x1) - return @"Byte order not yet supported"; + return nil; ptr++; geoType = geoBuffer[ptr]; @@ -551,127 +556,147 @@ @"MULTIPOLYGON", @"type", nil]; break; - // - // case wkb_geometrycollection: - // [wkt setString:@"GEOMETRYCOLLECTION("]; - // numberOfCollectionItems = geoBuffer[ptr]; - // ptr += SIZEOF_STORED_UINT32; - // - // for(n=0; n < numberOfCollectionItems; n++) { - // - // byteOrder = geoBuffer[ptr]; - // - // if(byteOrder != 0x1) - // return @"Byte order not yet supported"; - // - // ptr++; - // geoType = geoBuffer[ptr]; - // ptr += SIZEOF_STORED_UINT32; - // - // switch(geoType) { - // - // case wkb_point: - // memcpy(&aPoint, &geoBuffer[ptr], POINT_DATA_SIZE); - // [wkt appendFormat:@"POINT(%.16g %.16g)", aPoint.x, aPoint.y]; - // ptr += POINT_DATA_SIZE; - // break; - // - // case wkb_linestring: - // [wkt appendString:@"LINESTRING("]; - // numberOfItems = geoBuffer[ptr]; - // ptr += SIZEOF_STORED_UINT32; - // for(i=0; i < numberOfItems; i++) { - // memcpy(&aPoint, &geoBuffer[ptr], POINT_DATA_SIZE); - // [wkt appendFormat:@"%.16g %.16g%@", aPoint.x, aPoint.y, (i < numberOfItems-1) ? @"," : @""]; - // ptr += POINT_DATA_SIZE; - // } - // [wkt appendString:@")"]; - // break; - // - // case wkb_polygon: - // [wkt appendString:@"POLYGON("]; - // numberOfItems = geoBuffer[ptr]; - // ptr += SIZEOF_STORED_UINT32; - // for(i=0; i < numberOfItems; i++) { - // numberOfSubItems = geoBuffer[ptr]; - // ptr += SIZEOF_STORED_UINT32; - // [wkt appendString:@"("]; - // for(j=0; j < numberOfSubItems; j++) { - // memcpy(&aPoint, &geoBuffer[ptr], POINT_DATA_SIZE); - // [wkt appendFormat:@"%.16g %.16g%@", aPoint.x, aPoint.y, (j < numberOfSubItems-1) ? @"," : @""]; - // ptr += POINT_DATA_SIZE; - // } - // [wkt appendFormat:@")%@", (i < numberOfItems-1) ? @"," : @""]; - // } - // [wkt appendString:@")"]; - // break; - // - // case wkb_multipoint: - // [wkt appendString:@"MULTIPOINT("]; - // numberOfItems = geoBuffer[ptr]; - // ptr += SIZEOF_STORED_UINT32+WKB_HEADER_SIZE; - // for(i=0; i < numberOfItems; i++) { - // memcpy(&aPoint, &geoBuffer[ptr], POINT_DATA_SIZE); - // [wkt appendFormat:@"%.16g %.16g%@", aPoint.x, aPoint.y, (i < numberOfItems-1) ? @"," : @""]; - // ptr += POINT_DATA_SIZE+WKB_HEADER_SIZE; - // } - // ptr -= WKB_HEADER_SIZE; - // [wkt appendString:@")"]; - // break; - // - // case wkb_multilinestring: - // [wkt appendString:@"MULTILINESTRING("]; - // numberOfItems = geoBuffer[ptr]; - // ptr += SIZEOF_STORED_UINT32+WKB_HEADER_SIZE; - // for(i=0; i < numberOfItems; i++) { - // numberOfSubItems = geoBuffer[ptr]; - // ptr += SIZEOF_STORED_UINT32; - // [wkt appendString:@"("]; - // for(j=0; j < numberOfSubItems; j++) { - // memcpy(&aPoint, &geoBuffer[ptr], POINT_DATA_SIZE); - // [wkt appendFormat:@"%.16g %.16g%@", aPoint.x, aPoint.y, (j < numberOfSubItems-1) ? @"," : @""]; - // ptr += POINT_DATA_SIZE; - // } - // ptr += WKB_HEADER_SIZE; - // [wkt appendFormat:@")%@", (i < numberOfItems-1) ? @"," : @""]; - // } - // ptr -= WKB_HEADER_SIZE; - // [wkt appendString:@")"]; - // break; - // - // case wkb_multipolygon: - // [wkt appendString:@"MULTIPOLYGON("]; - // numberOfItems = geoBuffer[ptr]; - // ptr += SIZEOF_STORED_UINT32+WKB_HEADER_SIZE; - // for(i=0; i < numberOfItems; i++) { - // numberOfSubItems = geoBuffer[ptr]; - // ptr += SIZEOF_STORED_UINT32; - // [wkt appendString:@"("]; - // for(j=0; j < numberOfSubItems; j++) { - // numberOfSubSubItems = geoBuffer[ptr]; - // ptr += SIZEOF_STORED_UINT32; - // [wkt appendString:@"("]; - // for(k=0; k < numberOfSubSubItems; k++) { - // memcpy(&aPoint, &geoBuffer[ptr], POINT_DATA_SIZE); - // [wkt appendFormat:@"%.16g %.16g%@", aPoint.x, aPoint.y, (k < numberOfSubSubItems-1) ? @"," : @""]; - // ptr += POINT_DATA_SIZE; - // } - // [wkt appendFormat:@")%@", (j < numberOfSubItems-1) ? @"," : @""]; - // } - // ptr += WKB_HEADER_SIZE; - // [wkt appendFormat:@")%@", (i < numberOfItems-1) ? @"," : @""]; - // } - // ptr -= WKB_HEADER_SIZE; - // [wkt appendString:@")"]; - // break; - // - // default: - // return @"Error geometrycollection type parsing"; - // } - // [wkt appendString:(n < numberOfCollectionItems-1) ? @"," : @""]; - // } - // [wkt appendString:@")"]; - // return wkt; + + case wkb_geometrycollection: + numberOfCollectionItems = geoBuffer[ptr]; + ptr += SIZEOF_STORED_UINT32; + + for(n=0; n < numberOfCollectionItems; n++) { + + byteOrder = geoBuffer[ptr]; + + if(byteOrder != 0x1) + return nil; + + ptr++; + geoType = geoBuffer[ptr]; + ptr += SIZEOF_STORED_UINT32; + + switch(geoType) { + + case wkb_point: + memcpy(&aPoint, &geoBuffer[ptr], POINT_DATA_SIZE); + x_min = (aPoint.x < x_min) ? aPoint.x : x_min; + x_max = (aPoint.x > x_max) ? aPoint.x : x_max; + y_min = (aPoint.y < y_min) ? aPoint.y : y_min; + y_max = (aPoint.y > y_max) ? aPoint.y : y_max; + [pointcoordinates addObject:NSStringFromPoint(NSMakePoint(aPoint.x, aPoint.y))]; + ptr += POINT_DATA_SIZE; + break; + + case wkb_linestring: + numberOfItems = geoBuffer[ptr]; + ptr += SIZEOF_STORED_UINT32; + for(i=0; i < numberOfItems; i++) { + memcpy(&aPoint, &geoBuffer[ptr], POINT_DATA_SIZE); + x_min = (aPoint.x < x_min) ? aPoint.x : x_min; + x_max = (aPoint.x > x_max) ? aPoint.x : x_max; + y_min = (aPoint.y < y_min) ? aPoint.y : y_min; + y_max = (aPoint.y > y_max) ? aPoint.y : y_max; + [linesubcoordinates addObject:NSStringFromPoint(NSMakePoint(aPoint.x, aPoint.y))]; + ptr += POINT_DATA_SIZE; + } + [linecoordinates addObject:[[linesubcoordinates copy] autorelease]]; + [linesubcoordinates removeAllObjects]; + break; + + case wkb_polygon: + numberOfItems = geoBuffer[ptr]; + ptr += SIZEOF_STORED_UINT32; + for(i=0; i < numberOfItems; i++) { + numberOfSubItems = geoBuffer[ptr]; + ptr += SIZEOF_STORED_UINT32; + for(j=0; j < numberOfSubItems; j++) { + memcpy(&aPoint, &geoBuffer[ptr], POINT_DATA_SIZE); + x_min = (aPoint.x < x_min) ? aPoint.x : x_min; + x_max = (aPoint.x > x_max) ? aPoint.x : x_max; + y_min = (aPoint.y < y_min) ? aPoint.y : y_min; + y_max = (aPoint.y > y_max) ? aPoint.y : y_max; + [polygonsubcoordinates addObject:NSStringFromPoint(NSMakePoint(aPoint.x, aPoint.y))]; + ptr += POINT_DATA_SIZE; + } + [polygoncoordinates addObject:[[polygonsubcoordinates copy] autorelease]]; + [polygonsubcoordinates removeAllObjects]; + } + break; + + case wkb_multipoint: + numberOfItems = geoBuffer[ptr]; + ptr += SIZEOF_STORED_UINT32+WKB_HEADER_SIZE; + for(i=0; i < numberOfItems; i++) { + memcpy(&aPoint, &geoBuffer[ptr], POINT_DATA_SIZE); + x_min = (aPoint.x < x_min) ? aPoint.x : x_min; + x_max = (aPoint.x > x_max) ? aPoint.x : x_max; + y_min = (aPoint.y < y_min) ? aPoint.y : y_min; + y_max = (aPoint.y > y_max) ? aPoint.y : y_max; + [pointcoordinates addObject:NSStringFromPoint(NSMakePoint(aPoint.x, aPoint.y))]; + ptr += POINT_DATA_SIZE+WKB_HEADER_SIZE; + } + ptr -= WKB_HEADER_SIZE; + break; + + case wkb_multilinestring: + numberOfItems = geoBuffer[ptr]; + ptr += SIZEOF_STORED_UINT32+WKB_HEADER_SIZE; + for(i=0; i < numberOfItems; i++) { + numberOfSubItems = geoBuffer[ptr]; + ptr += SIZEOF_STORED_UINT32; + for(j=0; j < numberOfSubItems; j++) { + memcpy(&aPoint, &geoBuffer[ptr], POINT_DATA_SIZE); + x_min = (aPoint.x < x_min) ? aPoint.x : x_min; + x_max = (aPoint.x > x_max) ? aPoint.x : x_max; + y_min = (aPoint.y < y_min) ? aPoint.y : y_min; + y_max = (aPoint.y > y_max) ? aPoint.y : y_max; + [linesubcoordinates addObject:NSStringFromPoint(NSMakePoint(aPoint.x, aPoint.y))]; + ptr += POINT_DATA_SIZE; + } + [linecoordinates addObject:[[linesubcoordinates copy] autorelease]]; + [linesubcoordinates removeAllObjects]; + ptr += WKB_HEADER_SIZE; + } + ptr -= WKB_HEADER_SIZE; + break; + + case wkb_multipolygon: + numberOfItems = geoBuffer[ptr]; + ptr += SIZEOF_STORED_UINT32+WKB_HEADER_SIZE; + for(i=0; i < numberOfItems; i++) { + numberOfSubItems = geoBuffer[ptr]; + ptr += SIZEOF_STORED_UINT32; + for(j=0; j < numberOfSubItems; j++) { + numberOfSubSubItems = geoBuffer[ptr]; + ptr += SIZEOF_STORED_UINT32; + for(k=0; k < numberOfSubSubItems; k++) { + memcpy(&aPoint, &geoBuffer[ptr], POINT_DATA_SIZE); + x_min = (aPoint.x < x_min) ? aPoint.x : x_min; + x_max = (aPoint.x > x_max) ? aPoint.x : x_max; + y_min = (aPoint.y < y_min) ? aPoint.y : y_min; + y_max = (aPoint.y > y_max) ? aPoint.y : y_max; + [polygonsubcoordinates addObject:NSStringFromPoint(NSMakePoint(aPoint.x, aPoint.y))]; + ptr += POINT_DATA_SIZE; + } + [polygoncoordinates addObject:[[polygonsubcoordinates copy] autorelease]]; + [polygonsubcoordinates removeAllObjects]; + } + ptr += WKB_HEADER_SIZE; + } + ptr -= WKB_HEADER_SIZE; + break; + + default: + return nil; + } + } + return [NSDictionary dictionaryWithObjectsAndKeys: + [NSArray arrayWithObjects: + [NSNumber numberWithDouble:x_min], + [NSNumber numberWithDouble:x_max], + [NSNumber numberWithDouble:y_min], + [NSNumber numberWithDouble:y_max], + nil], @"bbox", + [NSArray arrayWithObjects:pointcoordinates, linecoordinates, polygoncoordinates, nil], @"coordinates", + @"GEOMETRYCOLLECTION", @"type", + nil]; break; default: -- cgit v1.2.3