swissmanu

/**
 * Draws a smiley inside the given rectangle. The mood value (0...1) is used
 * to make the smiley happy or sad.
 *
 * @param rect Rectangle to draw the smiley into
 * @param mood Happy (= 1) or sad (= 0) or anything in between
 */
-(void)drawSmileyInRect:(CGRect)rect withMood:(float)mood {
    CGContextRef ctx = UIGraphicsGetCurrentContext();
    CGContextSaveGState(ctx);