diff options
Diffstat (limited to 'tikzit/src/linux/Edge+Render.m')
| -rw-r--r-- | tikzit/src/linux/Edge+Render.m | 46 |
1 files changed, 44 insertions, 2 deletions
diff --git a/tikzit/src/linux/Edge+Render.m b/tikzit/src/linux/Edge+Render.m index c64b35f..d4a49c9 100644 --- a/tikzit/src/linux/Edge+Render.m +++ b/tikzit/src/linux/Edge+Render.m @@ -124,6 +124,43 @@ static const float cpLineWidth = 1.0; [context restoreState]; } +- (void) createArrowStrokePathInContext:(id<RenderContext>)context withTransformer:(Transformer*)transformer { + [context startPath]; + + if ([self style] != nil) { + switch ([[self style] headStyle]) { + case AH_None: + break; + case AH_Plain: + [context moveTo:[transformer toScreen:[self leftHeadNormal]]]; + [context lineTo:[transformer toScreen:head]]; + [context lineTo:[transformer toScreen:[self rightHeadNormal]]]; + break; + case AH_Latex: + [context moveTo:[transformer toScreen:[self leftHeadNormal]]]; + [context lineTo:[transformer toScreen:head]]; + [context lineTo:[transformer toScreen:[self rightHeadNormal]]]; + [context closeSubPath]; + break; + } + switch ([[self style] tailStyle]) { + case AH_None: + break; + case AH_Plain: + [context moveTo:[transformer toScreen:[self leftTailNormal]]]; + [context lineTo:[transformer toScreen:tail]]; + [context lineTo:[transformer toScreen:[self rightTailNormal]]]; + break; + case AH_Latex: + [context moveTo:[transformer toScreen:[self leftTailNormal]]]; + [context lineTo:[transformer toScreen:tail]]; + [context lineTo:[transformer toScreen:[self rightTailNormal]]]; + [context closeSubPath]; + break; + } + } +} + - (void) createStrokePathInContext:(id<RenderContext>)context withTransformer:(Transformer*)transformer { NSPoint c_head = [transformer toScreen:head]; NSPoint c_cp1 = [transformer toScreen:cp1]; @@ -149,8 +186,8 @@ static const float cpLineWidth = 1.0; [context lineTo:[transformer toScreen:[self rightNormal]]]; break; } - } + } } - (void) renderToSurface:(id <Surface>)surface withContext:(id<RenderContext>)context selected:(BOOL)selected { @@ -159,12 +196,17 @@ static const float cpLineWidth = 1.0; [context saveState]; const CGFloat lineWidth = style ? [style thickness] : edgeWidth; [context setLineWidth:lineWidth]; - [self createStrokePathInContext:context withTransformer:[surface transformer]]; RColor color = BlackRColor; if (selected) { color.alpha = 0.5; } + + [self createStrokePathInContext:context withTransformer:[surface transformer]]; [context strokePathWithColor:color]; + + [self createArrowStrokePathInContext:context withTransformer:[surface transformer]]; + [context strokePathWithColor:color andFillWithColor:color]; + [context restoreState]; if (selected) { |