diff options
Diffstat (limited to 'cocoa/PlatCocoa.mm')
| -rw-r--r-- | cocoa/PlatCocoa.mm | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/cocoa/PlatCocoa.mm b/cocoa/PlatCocoa.mm index 55a6ee620..7bec2d73d 100644 --- a/cocoa/PlatCocoa.mm +++ b/cocoa/PlatCocoa.mm @@ -1231,6 +1231,61 @@ void SurfaceImpl::Ellipse(PRectangle rc, FillStroke fillStroke) { CGContextSetLineWidth(gc, 1.0f); } +void SurfaceImpl::Stadium(PRectangle rc, FillStroke fillStroke, Ends ends) { + const CGFloat midLine = rc.Centre().y; + const CGFloat piOn2 = acos(0.0); + const XYPOSITION halfStroke = fillStroke.stroke.width / 2.0f; + const float radius = rc.Height() / 2.0f - halfStroke; + PRectangle rcInner = rc; + rcInner.left += radius; + rcInner.right -= radius; + + SetFillStroke(fillStroke); + CGContextBeginPath(gc); + + const Ends leftSide = static_cast<Ends>(static_cast<int>(ends) & 0xf); + const Ends rightSide = static_cast<Ends>(static_cast<int>(ends) & 0xf0); + switch (leftSide) { + case Ends::leftFlat: + CGContextMoveToPoint(gc, rc.left + halfStroke, rc.top + halfStroke); + CGContextAddLineToPoint(gc, rc.left + halfStroke, rc.bottom - halfStroke); + break; + case Ends::leftAngle: + CGContextMoveToPoint(gc, rcInner.left + halfStroke, rc.top + halfStroke); + CGContextAddLineToPoint(gc, rc.left + halfStroke, rc.Centre().y); + CGContextAddLineToPoint(gc, rcInner.left + halfStroke, rc.bottom - halfStroke); + break; + case Ends::semiCircles: + default: + CGContextMoveToPoint(gc, rcInner.left + halfStroke, rc.top + halfStroke); + CGContextAddArc(gc, rcInner.left + halfStroke, midLine, radius, -piOn2, piOn2, 1); + break; + } + + switch (rightSide) { + case Ends::rightFlat: + CGContextAddLineToPoint(gc, rc.right - halfStroke, rc.bottom - halfStroke); + CGContextAddLineToPoint(gc, rc.right - halfStroke, rc.top + halfStroke); + break; + case Ends::rightAngle: + CGContextAddLineToPoint(gc, rcInner.right - halfStroke, rc.bottom - halfStroke); + CGContextAddLineToPoint(gc, rc.right - halfStroke, rc.Centre().y); + CGContextAddLineToPoint(gc, rcInner.right - halfStroke, rc.top + halfStroke); + break; + case Ends::semiCircles: + default: + CGContextAddLineToPoint(gc, rcInner.right - halfStroke, rc.bottom - halfStroke); + CGContextAddArc(gc, rcInner.right - halfStroke, midLine, radius, piOn2, -piOn2, 1); + break; + } + + // Close the path to enclose it for stroking and for filling, then draw it + CGContextClosePath(gc); + CGContextDrawPath(gc, kCGPathFillStroke); + + CGContextSetLineWidth(gc, 1.0f); +} + void SurfaceImpl::CopyImageRectangle(Surface &surfaceSource, PRectangle srcRect, PRectangle dstRect) { SurfaceImpl &source = static_cast<SurfaceImpl &>(surfaceSource); CGImageRef image = source.CreateImage(); |