Source/DiscPiece.m
author Jens Alfke <jens@mooseyard.com>
Fri Mar 07 11:43:02 2008 -0800 (2008-03-07)
changeset 0 e9f7ba4718e1
child 11 436cbdf56810
permissions -rw-r--r--
Initial check-in into Mercurial. Branched from 1.0 release of Apple's sample code. No longer requires garbage collection. Fixed some memory leaks of CG objects. Fixed a bug when advancing to the 8th row in the Checkers game.
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/*  This code is based on Apple's "GeekGameBoard" sample code, version 1.0.
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    http://developer.apple.com/samplecode/GeekGameBoard/
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    Copyright © 2007 Apple Inc. Copyright © 2008 Jens Alfke. All Rights Reserved.
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    Redistribution and use in source and binary forms, with or without modification, are permitted
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    provided that the following conditions are met:
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    * Redistributions of source code must retain the above copyright notice, this list of conditions
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      and the following disclaimer.
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    * Redistributions in binary form must reproduce the above copyright notice, this list of
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      conditions and the following disclaimer in the documentation and/or other materials provided
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      with the distribution.
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    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR
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    IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND 
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    FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRI-
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    BUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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    (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 
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    PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
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    CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF 
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    THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#import "DiscPiece.h"
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#import "QuartzUtils.h"
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@implementation DiscPiece
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- (void) setImage: (CGImageRef)image scale: (CGFloat)scale
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{
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    if( scale < 4.0 ) {
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        int size = MAX(CGImageGetWidth(image), CGImageGetHeight(image));
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        if( scale > 0 )
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            scale = ceil( size * scale);
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        else
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            scale = size;
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        scale *= 1.2;
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    }
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    self.bounds = CGRectMake(0,0,scale,scale);
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    if( ! _imageLayer ) {
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        _imageLayer = [[CALayer alloc] init];
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        _imageLayer.contentsGravity = @"resizeAspect";
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        [self addSublayer: _imageLayer];
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        [_imageLayer release];
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    }
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    _imageLayer.frame = CGRectInset(self.bounds, scale*.1, scale*.1);
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    _imageLayer.contents = (id) image;
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    self.cornerRadius = scale/2;
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    self.borderWidth = 3;
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    self.borderColor = kTranslucentLightGrayColor;
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    self.imageName = nil;
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}
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@end