Source/BoardView.h
author Jens Alfke <jens@mooseyard.com>
Mon Jul 07 15:47:42 2008 -0700 (2008-07-07)
changeset 12 4e567e11f45f
parent 1 3eb7be1dd7b6
child 15 73f8c889f053
permissions -rw-r--r--
Added new convenience methods for Game implementations.
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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 <Cocoa/Cocoa.h>
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@class GGBLayer, Bit, Card, Grid, Game;
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@protocol BitHolder;
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/** NSView that hosts a game. */
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@interface BoardView : NSView
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{
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    @private
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    Game *_game;                                // Current Game
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    GGBLayer *_gameboard;                       // Game's main layer
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    NSSize _oldSize;
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    // Used during mouse-down tracking:
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    NSPoint _dragStartPos;                      // Starting position of mouseDown
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    Bit *_dragBit;                              // Bit being dragged
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    id<BitHolder> _oldHolder;                   // Bit's original holder
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    CALayer *_oldSuperlayer;                    // Bit's original superlayer
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    int _oldLayerIndex;                         // Bit's original index in _oldSuperlayer.layers
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    CGPoint _oldPos;                            // Bit's original x/y position
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    CGPoint _dragOffset;                        // Offset of mouse position from _dragBit's origin
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    BOOL _dragMoved;                            // Has the mouse moved more than 3 pixels since mouseDown?
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    id<BitHolder> _dropTarget;                  // Current BitHolder the cursor is over
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    // Used while handling incoming drags:
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    CALayer *_viewDropTarget;                   // Current drop target during an incoming drag-n-drop
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    NSDragOperation _viewDropOp;                // Current drag operation
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}
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@property (retain) Game *game;
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@property (readonly) CALayer *gameboard;
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- (void) startGameNamed: (NSString*)gameClassName;
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- (void) createGameBoard;
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- (void) reverseBoard;
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- (IBAction) enterFullScreen: (id)sender;
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- (CGRect) gameBoardFrame;
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@end