gistfile1.m

- (void)drawRect:(CGRect)rect {
	[[UIColor grayColor] setFill];
	UIRectFill(rect);
	[[UIColor blueColor] setFill];
	CGRect drawnRect = CGRectInset(rect, 20.0f, 20.0f);
	CGMutablePathRef path = CGPathCreateMutable();
	CGPathAddRect(path, NULL, drawnRect);
	CGRect elipseRect = CGRectInset(drawnRect, 25.0f, 25.0f);
	CGPathAddEllipseInRect(path, NULL, elipseRect);
	CGContextRef ctx = UIGraphicsGetCurrentContext();
	CGContextAddPath(ctx, path);
	CGContextEOFillPath(ctx);
	
	// Triangle 
	path = CGPathCreateMutable();
	float baseX = rect.size.width / 2.0f;
	float baseY = rect.size.height / 2.0f;
	float offX = 100.0f;
	float offY = 50.0f;
	NSLog(@"%f %f", baseX, baseY);
	CGPathMoveToPoint(path, NULL, baseX + offX, baseY + offY);
	CGPathAddLineToPoint(path, NULL, baseX - offX, baseY + offY );
	CGPathAddLineToPoint(path, NULL, baseX, baseY - offY);
	CGPathAddLineToPoint(path, NULL, baseX + offX, baseY + offY);
	[[UIColor redColor] setFill];
	CGContextAddPath(ctx, path);
	CGContextFillPath(ctx);

}