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+/*
+ * cocos2d for iPhone: http://www.cocos2d-iphone.org
+ *
+ * Copyright (c) 2009 On-Core
+ *
+ * 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.
+ *
+ */
+
+
+#import "CCActionGrid.h"
+#import "CCDirector.h"
+
+#pragma mark -
+#pragma mark GridAction
+
+@implementation CCGridAction
+
+@synthesize gridSize = gridSize_;
+
++(id) actionWithSize:(ccGridSize)size duration:(ccTime)d
+{
+        return [[[self alloc] initWithSize:size duration:d ] autorelease];
+}
+
+-(id) initWithSize:(ccGridSize)gSize duration:(ccTime)d
+{
+        if ( (self = [super initWithDuration:d]) )
+        {
+                gridSize_ = gSize;
+        }
+        
+        return self;
+}
+
+-(void)startWithTarget:(id)aTarget
+{
+        [super startWithTarget:aTarget];
+
+        CCGridBase *newgrid = [self grid];
+        
+        CCNode *t = (CCNode*) target_;
+        CCGridBase *targetGrid = [t grid];
+        
+        if ( targetGrid && targetGrid.reuseGrid > 0 )
+        {
+                if ( targetGrid.active && targetGrid.gridSize.x == gridSize_.x && targetGrid.gridSize.y == gridSize_.y && [targetGrid isKindOfClass:[newgrid class]] )
+                        [targetGrid reuse];
+                else
+                        [NSException raise:@"GridBase" format:@"Cannot reuse grid"];
+        }
+        else
+        {
+                if ( targetGrid && targetGrid.active )
+                        targetGrid.active = NO;
+                
+                t.grid = newgrid;
+                t.grid.active = YES;
+        }       
+}
+
+-(CCGridBase *)grid
+{
+        [NSException raise:@"GridBase" format:@"Abstract class needs implementation"];
+        return nil;
+}
+
+- (CCActionInterval*) reverse
+{
+        return [CCReverseTime actionWithAction:self];
+}
+
+-(id) copyWithZone: (NSZone*) zone
+{
+        CCGridAction *copy = [[[self class] allocWithZone:zone] initWithSize:gridSize_ duration:duration_];
+        return copy;
+}
+@end
+
+////////////////////////////////////////////////////////////
+
+#pragma mark -
+#pragma mark Grid3DAction
+
+@implementation CCGrid3DAction
+
+-(CCGridBase *)grid
+{
+        return [CCGrid3D gridWithSize:gridSize_];
+}
+
+-(ccVertex3F)vertex:(ccGridSize)pos
+{
+        CCGrid3D *g = (CCGrid3D *)[target_ grid];
+        return [g vertex:pos];
+}
+
+-(ccVertex3F)originalVertex:(ccGridSize)pos
+{
+        CCGrid3D *g = (CCGrid3D *)[target_ grid];
+        return [g originalVertex:pos];
+}
+
+-(void)setVertex:(ccGridSize)pos vertex:(ccVertex3F)vertex
+{
+        CCGrid3D *g = (CCGrid3D *)[target_ grid];
+        [g setVertex:pos vertex:vertex];
+}
+@end
+
+////////////////////////////////////////////////////////////
+
+#pragma mark -
+#pragma mark TiledGrid3DAction
+
+@implementation CCTiledGrid3DAction
+
+-(CCGridBase *)grid
+{
+        return [CCTiledGrid3D gridWithSize:gridSize_];
+}
+
+-(ccQuad3)tile:(ccGridSize)pos
+{
+        CCTiledGrid3D *g = (CCTiledGrid3D *)[target_ grid];
+        return [g tile:pos];
+}
+
+-(ccQuad3)originalTile:(ccGridSize)pos
+{
+        CCTiledGrid3D *g = (CCTiledGrid3D *)[target_ grid];
+        return [g originalTile:pos];
+}
+
+-(void)setTile:(ccGridSize)pos coords:(ccQuad3)coords
+{
+        CCTiledGrid3D *g = (CCTiledGrid3D *)[target_ grid];
+        [g setTile:pos coords:coords];
+}
+
+@end
+
+////////////////////////////////////////////////////////////
+
+@interface CCActionInterval (Amplitude)
+-(void)setAmplitudeRate:(CGFloat)amp;
+-(CGFloat)getAmplitudeRate;
+@end
+
+@implementation CCActionInterval (Amplitude)
+-(void)setAmplitudeRate:(CGFloat)amp
+{
+        [NSException raise:@"IntervalAction (Amplitude)" format:@"Abstract class needs implementation"];
+}
+
+-(CGFloat)getAmplitudeRate
+{
+        [NSException raise:@"IntervalAction (Amplitude)" format:@"Abstract class needs implementation"];
+        return 0;
+}
+@end
+
+////////////////////////////////////////////////////////////
+
+#pragma mark -
+#pragma mark AccelDeccelAmplitude
+
+@implementation CCAccelDeccelAmplitude
+
+@synthesize rate=rate_;
+
++(id)actionWithAction:(CCAction*)action duration:(ccTime)d
+{
+        return [[[self alloc] initWithAction:action duration:d ] autorelease];
+}
+
+-(id)initWithAction:(CCAction *)action duration:(ccTime)d
+{
+        if ( (self = [super initWithDuration:d]) )
+        {
+                rate_ = 1.0f;
+                other_ = (CCActionInterval*)[action retain];
+        }
+        
+        return self;
+}
+
+-(void)dealloc
+{
+        [other_ release];
+        [super dealloc];
+}
+
+-(void)startWithTarget:(id)aTarget
+{
+        [super startWithTarget:aTarget];
+        [other_ startWithTarget:target_];
+}
+
+-(void) update: (ccTime) time
+{
+        float f = time*2;
+        
+        if (f > 1)
+        {
+                f -= 1;
+                f = 1 - f;
+        }
+        
+        [other_ setAmplitudeRate:powf(f, rate_)];
+        [other_ update:time];
+}
+
+- (CCActionInterval*) reverse
+{
+        return [CCAccelDeccelAmplitude actionWithAction:[other_ reverse] duration:duration_];
+}
+
+@end
+
+////////////////////////////////////////////////////////////
+
+#pragma mark -
+#pragma mark AccelAmplitude
+
+@implementation CCAccelAmplitude
+
+@synthesize rate=rate_;
+
++(id)actionWithAction:(CCAction*)action duration:(ccTime)d
+{
+        return [[[self alloc] initWithAction:action duration:d ] autorelease];
+}
+
+-(id)initWithAction:(CCAction *)action duration:(ccTime)d
+{
+        if ( (self = [super initWithDuration:d]) )
+        {
+                rate_ = 1.0f;
+                other_ = (CCActionInterval*)[action retain];
+        }
+        
+        return self;
+}
+
+-(void)dealloc
+{
+        [other_ release];
+        [super dealloc];
+}
+
+-(void)startWithTarget:(id)aTarget
+{
+        [super startWithTarget:aTarget];
+        [other_ startWithTarget:target_];
+}
+
+-(void) update: (ccTime) time
+{
+        [other_ setAmplitudeRate:powf(time, rate_)];
+        [other_ update:time];
+}
+
+- (CCActionInterval*) reverse
+{
+        return [CCAccelAmplitude actionWithAction:[other_ reverse] duration:self.duration];
+}
+
+@end
+
+////////////////////////////////////////////////////////////
+
+#pragma mark -
+#pragma mark DeccelAmplitude
+
+@implementation CCDeccelAmplitude
+
+@synthesize rate=rate_;
+
++(id)actionWithAction:(CCAction*)action duration:(ccTime)d
+{
+        return [[[self alloc] initWithAction:action duration:d ] autorelease];
+}
+
+-(id)initWithAction:(CCAction *)action duration:(ccTime)d
+{
+        if ( (self = [super initWithDuration:d]) )
+        {
+                rate_ = 1.0f;
+                other_ = (CCActionInterval*)[action retain];
+        }
+        
+        return self;
+}
+
+-(void)dealloc
+{
+        [other_ release];
+        [super dealloc];
+}
+
+-(void)startWithTarget:(id)aTarget
+{
+        [super startWithTarget:aTarget];
+        [other_ startWithTarget:target_];
+}
+
+-(void) update: (ccTime) time
+{
+        [other_ setAmplitudeRate:powf((1-time), rate_)];
+        [other_ update:time];
+}
+
+- (CCActionInterval*) reverse
+{
+        return [CCDeccelAmplitude actionWithAction:[other_ reverse] duration:self.duration];
+}
+
+@end
+
+////////////////////////////////////////////////////////////
+
+#pragma mark -
+#pragma mark StopGrid
+
+@implementation CCStopGrid
+
+-(void)startWithTarget:(id)aTarget
+{
+        [super startWithTarget:aTarget];
+
+        if ( [[self target] grid] && [[[self target] grid] active] ) {
+                [[[self target] grid] setActive: NO];
+                
+//              [[self target] setGrid: nil];
+        }
+}
+
+@end
+
+////////////////////////////////////////////////////////////
+
+#pragma mark -
+#pragma mark ReuseGrid
+
+@implementation CCReuseGrid
+
++(id)actionWithTimes:(int)times
+{
+        return [[[self alloc] initWithTimes:times ] autorelease];
+}
+
+-(id)initWithTimes:(int)times
+{
+        if ( (self = [super init]) )
+                t_ = times;
+        
+        return self;
+}
+
+-(void)startWithTarget:(id)aTarget
+{
+        [super startWithTarget:aTarget];
+
+        CCNode *myTarget = (CCNode*) [self target];
+        if ( myTarget.grid && myTarget.grid.active )
+                myTarget.grid.reuseGrid += t_;
+}
+
+@end