//

// WDColorIndicator.m

// Inkpad

//

// This Source Code Form is subject to the terms of the Mozilla Public

// License, v. 2.0. If a copy of the MPL was not distributed with this

// file, You can obtain one at http://mozilla.org/MPL/2.0/.

//

// Copyright (c) 2008-2013 Steve Sprang

//

#import "WDColorIndicator.h"

#import "WDColor.h"

#import "WDUtilities.h"

@implementation WDColorIndicator

@synthesize alphaMode = alphaMode_;

@synthesize color = color_;

+ (WDColorIndicator *) colorIndicator

{

WDColorIndicator *indicator = [[WDColorIndicator alloc] initWithFrame:CGRectMake(0, 0, 25, 25)];

return indicator;

}

- (id) initWithFrame:(CGRect)frame

{

self = [super initWithFrame:frame];

if (!self) {

return nil;

}

self.color = [WDColor whiteColor];

self.opaque = NO;

UIView *overlay = [[UIView alloc] initWithFrame:self.bounds];

[self addSubview:overlay];

overlay.layer.borderColor = [UIColor whiteColor].CGColor;

overlay.layer.borderWidth = 3;

overlay.layer.cornerRadius = CGRectGetWidth(self.bounds) / 2.0f;

overlay.layer.shadowOpacity = 0.5f;

overlay.layer.shadowRadius = 1;

overlay.layer.shadowOffset = CGSizeMake(0, 0);

return self;

}

- (void) setColor:(WDColor *)color

{

if ([color isEqual:color_]) {

return;

}

color_ = color;

[self setNeedsDisplay];

}

- (void)drawRect:(CGRect)rect

{

CGContextRef ctx = UIGraphicsGetCurrentContext();

CGRect bounds = CGRectInset([self bounds], 2, 2);

if (self.alphaMode) {

CGContextSaveGState(ctx);

CGContextAddEllipseInRect(ctx, bounds);

CGContextClip(ctx);

WDDrawTransparencyDiamondInRect(ctx, bounds);

CGContextRestoreGState(ctx);

[[self color] set];

} else {

[[[self color] opaqueUIColor] set];

}

CGContextFillEllipseInRect(ctx, bounds);

}

- (BOOL)pointInside:(CGPoint)point withEvent:(UIEvent *)event {

return NO;

}

@end