gistfile1

//
//  PXImageBackground.h
//  Pixen-XCode
//
// Copyright (c) 2003,2004,2005 Open Sword Group

// Permission is hereby granted, free of charge, to any person obtaining a copy 
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights 
// to use,copy, modify, merge, publish, distribute, sublicense, and/or sell 
// copies of the Software, and to permit persons to whom the Software is
//  furnished to do so, subject to the following conditions:

// The above copyright notice and this permission notice shall be included in
//  all copies or substantial portions of the Software.

// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 
// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
// BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
// CONTRACT, TORT OR OTHERWISE, ARISING FROM,  OUT OF OR IN CONNECTION WITH
// THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

//  Created by Joe Osborn on Tue Oct 28 2003.
//  Copyright (c) 2003 Open Sword Group. All rights reserved.
//


#import <AppKit/AppKit.h>

@interface PXImage <NSCoding, NSCopying> : NSObject
{
	NSMutableArray *tiles;
	NSSize size;
}

- (PXImage *)initWithSize:(NSSize)size;

- (NSColor *)colorAtX:(int)x y:(int)y;
- (void)setColor:(NSColor *)color atX:(int)x y:(int)y;

- (void)flipHorizontally;
- (void)flipVertically;
- (void)translateX:(int)deltaX y:(int)deltaY;
- (void)rotateByDegrees:(int)degrees; // Only supports 90, 180, 270.

- (void)setSize:(NSSize *)newSize; // Just resizes; no scaling.

- (void)drawInRect:(NSRect)dst fromRect:(NSRect)src operation:(NSCompositingOperation)op fraction:(double)fraction;
- (CGImageRef)CGImage;

- (void)overlayImage:(PXImage *)image; // Composites the contents of the provided image atop this one.