108 lines
3.8 KiB
Mathematica
108 lines
3.8 KiB
Mathematica
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// MGMGlassButton.m
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// VoiceMob
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//
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// Created by Mr. Gecko on 10/1/10.
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// Copyright (c) 2011 Mr. Gecko's Media (James Coleman). http://mrgeckosmedia.com/
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//
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#import "MGMGlassButton.h"
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#import <MGMUsers/MGMUsers.h>
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#import "MGMVMAddons.h"
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@implementation MGMGlassButton
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- (void)awakeFromNib {
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buttonColor = [[self backgroundColor] retain];
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buttonTouchColor = [[buttonColor colorWithDifference:-0.1] retain];
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buttonDisabledColor = [[buttonColor colorWithDifference:0.1] retain];
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[self setBackgroundColor:[UIColor clearColor]];
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}
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- (void)dealloc {
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#if releaseDebug
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NSLog(@"%s Releasing", __PRETTY_FUNCTION__);
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#endif
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[buttonColor release];
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[buttonTouchColor release];
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[buttonDisabledColor release];
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[super dealloc];
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}
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- (void)setTouching:(BOOL)isTouching {
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touching = isTouching;
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[self setNeedsDisplay];
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}
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- (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event {
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[super touchesBegan:touches withEvent:event];
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[self setTouching:YES];
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}
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- (void)touchesEnded:(NSSet *)touches withEvent:(UIEvent *)event {
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[super touchesEnded:touches withEvent:event];
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[self setTouching:NO];
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}
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- (void)touchesCancelled:(NSSet *)touches withEvent:(UIEvent *)event {
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[super touchesCancelled:touches withEvent:event];
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[self setTouching:NO];
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}
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- (void)setEnabled:(BOOL)isEnabled {
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[super setEnabled:isEnabled];
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[self setNeedsDisplay];
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}
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- (UIEdgeInsets)titleEdgeInsets {
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return UIEdgeInsetsMake(-2.0, 0.0, 0.0, 0.0);
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}
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- (void)drawRect:(CGRect)frameRect {
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UIColor *color = nil;
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if (![self isEnabled])
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color = buttonDisabledColor;
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else if (touching)
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color = buttonTouchColor;
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else
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color = buttonColor;
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CGRect pathBounds = [self bounds];
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pathBounds.size.width -= 1.0;
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pathBounds.origin.x += 0.5;
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pathBounds.size.height -= 1.0;
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pathBounds.origin.y += 0.5;
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MGMPath *path = [MGMPath pathWithRoundedRect:pathBounds cornerRadius:12];
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[path setLineWidth:1.0];
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[color setFill];
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[[color colorWithDifference:-0.1] setStroke];
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[path fill];
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[path stroke];
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CGRect gradientRect = pathBounds;
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gradientRect.size.width -= 1.0;
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gradientRect.origin.x += 0.5;
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gradientRect.size.height -= 0.5;
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gradientRect.origin.y += 0.5;
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CGFloat gradientRadius = 12.0;
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MGMPath *gradientPath = [MGMPath path];
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float maxRadiusX = gradientRect.size.width / 2.0;
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float maxRadiusY = gradientRect.size.height / 2.0;
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gradientRadius = (gradientRadius<maxRadiusX ? gradientRadius : maxRadiusX);
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gradientRadius = (gradientRadius<maxRadiusY ? gradientRadius : maxRadiusY);
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float ellipse = 0.55228474983079;
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float controlX = gradientRadius * ellipse;
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float controlY = gradientRadius * ellipse;
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CGRect edges = CGRectInset(gradientRect, gradientRadius, gradientRadius);
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[gradientPath moveToPoint:CGPointMake(edges.origin.x, gradientRect.origin.y)];
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// top right corner
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[gradientPath addLineToPoint:CGPointMake(CGRectGetMaxX(edges), gradientRect.origin.y)];
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[gradientPath addCurveToPoint:CGPointMake(CGRectGetMaxX(gradientRect), edges.origin.y) controlPoint1:CGPointMake(CGRectGetMaxX(edges) + controlX, gradientRect.origin.y) controlPoint2:CGPointMake(CGRectGetMaxX(gradientRect), edges.origin.y - controlY)];
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[gradientPath addLineToPoint:CGPointMake(CGRectGetMaxX(gradientRect), CGRectGetMidY(gradientRect))];
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[gradientPath addLineToPoint:CGPointMake(CGRectGetMinX(gradientRect), CGRectGetMidY(gradientRect))];
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// top left corner
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[gradientPath addLineToPoint:CGPointMake(gradientRect.origin.x, edges.origin.y)];
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[gradientPath addCurveToPoint:CGPointMake(edges.origin.x, gradientRect.origin.y) controlPoint1:CGPointMake(gradientRect.origin.x, edges.origin.y - controlY) controlPoint2:CGPointMake(edges.origin.x - controlX, gradientRect.origin.y)];
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[gradientPath closePath];
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[gradientPath fillGradientFrom:[UIColor colorWithRed:1.0 green:1.0 blue:1.0 alpha:0.6] to:[UIColor colorWithRed:1.0 green:1.0 blue:1.0 alpha:0.2]];
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[super drawRect:frameRect];
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}
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@end
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