/**************************************************************************** Copyright (c) 2010 cocos2d-x.org http://www.cocos2d-x.org 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. ****************************************************************************/ #include #include "CCLayer.h" #include "CCTouchDispatcher.h" #include "CCDirector.h" #include "CGPointExtension.h" namespace cocos2d { // CCLayer CCLayer::CCLayer() :m_bIsTouchEnabled(false) ,m_bIsAccelerometerEnabled(false) { CCTouchDelegate::m_eTouchDelegateType = ccTouchDeletateAllBit; m_tAnchorPoint = ccp(0.5f, 0.5f); m_bIsRelativeAnchorPoint = false; } CCLayer::~CCLayer() { } bool CCLayer::init() { bool bRet = false; do { CCDirector * pDirector; CCX_BREAK_IF( ! (pDirector = CCDirector::getSharedDirector()) ); this->setContentSize(pDirector->getWinSize()); // success bRet = true; } while (0); return bRet; } CCLayer *CCLayer::node() { CCLayer *pRet = new CCLayer(); if (pRet && pRet->init()) { pRet->autorelease(); return pRet; } CCX_SAFE_DELETE(pRet) return NULL; } /// Touch and Accelerometer related void CCLayer::registerWithTouchDispatcher() { CCTouchDispatcher::getSharedDispatcher()->addStandardDelegate(this,0); } void CCLayer::destroy(void) { this->release(); } void CCLayer::keep(void) { this->retain(); } /// isTouchEnabled getter bool CCLayer::getIsTouchEnabled() { return m_bIsTouchEnabled; } /// isTouchEnabled setter void CCLayer::setIsTouchEnabled(bool enabled) { if (m_bIsTouchEnabled != enabled) { m_bIsTouchEnabled = enabled; if (m_bIsRunning) { if (enabled) { this->registerWithTouchDispatcher(); } else { // have problems? CCTouchDispatcher::getSharedDispatcher()->removeDelegate((CCTargetedTouchDelegate*)(this)); CCTouchDispatcher::getSharedDispatcher()->removeDelegate((CCStandardTouchDelegate*)(this)); } } } } /// isAccelerometerEnabled getter bool CCLayer::getIsAccelerometerEnabled() { return m_bIsAccelerometerEnabled; } /// isAccelerometerEnabled setter void CCLayer::setIsAccelerometerEnabled(bool enabled) { /** @todo UIAccelerometer if( enabled != isAccelerometerEnabled ) { isAccelerometerEnabled = enabled; if( isRunning_ ) { if( enabled ) [[UIAccelerometer sharedAccelerometer] setDelegate:self]; else [[UIAccelerometer sharedAccelerometer] setDelegate:nil]; } }*/ } /// Callbacks void CCLayer::onEnter() { // register 'parent' nodes first // since events are propagated in reverse order if (m_bIsTouchEnabled) { this->registerWithTouchDispatcher(); } // then iterate over all the children CCNode::onEnter(); /** @todo UIAccelerometer if( isAccelerometerEnabled ) [[UIAccelerometer sharedAccelerometer] setDelegate:self];*/ } void CCLayer::onExit() { if( m_bIsTouchEnabled ) { CCTouchDispatcher::getSharedDispatcher()->removeDelegate((CCTargetedTouchDelegate*)(this)); CCTouchDispatcher::getSharedDispatcher()->removeDelegate((CCStandardTouchDelegate*)(this)); } /** if( isAccelerometerEnabled ) [[UIAccelerometer sharedAccelerometer] setDelegate:nil]; */ CCNode::onExit(); } bool CCLayer::ccTouchBegan(CCTouch *pTouch, UIEvent *pEvent) { NSAssert(false, "Layer#ccTouchBegan override me"); return true; } /// ColorLayer CCColorLayer::CCColorLayer() { } CCColorLayer::~CCColorLayer() { } // Opacity and RGB color protocol /// opacity getter GLubyte CCColorLayer::getOpacity() { return m_cOpacity; } /// opacity setter void CCColorLayer::setOpacity(GLubyte var) { m_cOpacity = var; updateColor(); } /// color getter ccColor3B CCColorLayer::getColor() { return m_tColor; } /// color setter void CCColorLayer::setColor(ccColor3B var) { m_tColor = var; updateColor(); } /// blendFunc getter ccBlendFunc CCColorLayer::getBlendFunc() { return m_tBlendFunc; } /// blendFunc setter void CCColorLayer::setBlendFunc(ccBlendFunc var) { m_tBlendFunc = var; } CCColorLayer * CCColorLayer::layerWithColorWidthHeight(ccColor4B color, GLfloat width, GLfloat height) { CCColorLayer * pLayer = new CCColorLayer(); pLayer->initWithColorWidthHeight(color,width,height); pLayer->autorelease(); return pLayer; } CCColorLayer * CCColorLayer::layerWithColor(ccColor4B color) { CCColorLayer * pLayer = new CCColorLayer(); pLayer->initWithColor(color); pLayer->autorelease(); return pLayer; } CCColorLayer* CCColorLayer::initWithColorWidthHeight(ccColor4B color, GLfloat width, GLfloat height) { // default blend function m_tBlendFunc.src = CC_BLEND_SRC; m_tBlendFunc.dst = CC_BLEND_DST; m_tColor.r = color.r; m_tColor.g = color.g; m_tColor.b = color.b; m_cOpacity = color.a; for (unsigned int i=0; iupdateColor(); this->setContentSize(CGSizeMake(width,height)); return this; } CCColorLayer * CCColorLayer::initWithColor(ccColor4B color) { CGSize s = CCDirector::getSharedDirector()->getWinSize(); return this->initWithColorWidthHeight(color, s.width, s.height); } /// override contentSize void CCColorLayer::setContentSize(CGSize size) { m_pSquareVertices[2] = size.width; m_pSquareVertices[5] = size.height; m_pSquareVertices[6] = size.width; m_pSquareVertices[7] = size.height; CCLayer::setContentSize(size); } void CCColorLayer::changeWidthAndHeight(GLfloat w ,GLfloat h) { this->setContentSize(CGSizeMake(w, h)); } void CCColorLayer::changeWidth(GLfloat w) { this->setContentSize(CGSizeMake(w, m_tContentSize.height)); } void CCColorLayer::changeHeight(GLfloat h) { this->setContentSize(CGSizeMake(m_tContentSize.width, h)); } void CCColorLayer::updateColor() { for( unsigned int i=0; i < sizeof(m_pSquareColors) / sizeof(m_pSquareColors[0]); i++ ) { if( i % 4 == 0 ) m_pSquareColors[i] = m_tColor.r; else if( i % 4 == 1) m_pSquareColors[i] = m_tColor.g; else if( i % 4 ==2 ) m_pSquareColors[i] = m_tColor.b; else m_pSquareColors[i] = m_cOpacity; } } void CCColorLayer::draw() { // Default GL states: GL_TEXTURE_2D, GL_VERTEX_ARRAY, GL_COLOR_ARRAY, GL_TEXTURE_COORD_ARRAY // Needed states: GL_VERTEX_ARRAY, GL_COLOR_ARRAY // Unneeded states: GL_TEXTURE_2D, GL_TEXTURE_COORD_ARRAY glDisableClientState(GL_TEXTURE_COORD_ARRAY); glDisable(GL_TEXTURE_2D); glVertexPointer(2, GL_FLOAT, 0, m_pSquareVertices); glColorPointer(4, GL_UNSIGNED_BYTE, 0, m_pSquareColors); bool newBlend = false; if( m_tBlendFunc.src != CC_BLEND_SRC || m_tBlendFunc.dst != CC_BLEND_DST ) { newBlend = true; glBlendFunc(m_tBlendFunc.src, m_tBlendFunc.dst); } else if( m_cOpacity != 255 ) { newBlend = true; glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); } glDrawArrays(GL_TRIANGLE_STRIP, 0, 4); if( newBlend ) glBlendFunc(CC_BLEND_SRC, CC_BLEND_DST); // restore default GL state glEnableClientState(GL_TEXTURE_COORD_ARRAY); glEnable(GL_TEXTURE_2D); } /// MultiplexLayer CCMultiplexLayer::CCMultiplexLayer() { } CCMultiplexLayer::~CCMultiplexLayer() { m_pLayers->release(); } CCMultiplexLayer * CCMultiplexLayer::layerWithLayers(CCLayer * layer, ...) { va_list args; va_start(args,layer); CCMultiplexLayer * pMultiplexLayer = new CCMultiplexLayer(); pMultiplexLayer->initWithLayers(layer, args); pMultiplexLayer->autorelease(); va_end(args); return pMultiplexLayer; } CCMultiplexLayer * CCMultiplexLayer::initWithLayers(CCLayer *layer, va_list params) { m_pLayers = new NSMutableArray(5); m_pLayers->retain(); m_pLayers->addObject(layer); CCLayer *l = va_arg(params,CCLayer*); while( l ) { m_pLayers->addObject(l); l = va_arg(params,CCLayer*); } m_nEnabledLayer = 0; this->addChild(m_pLayers->getObjectAtIndex(m_nEnabledLayer)); return this; } void CCMultiplexLayer::switchTo(unsigned int n) { NSAssert( n < m_pLayers->count(), "Invalid index in MultiplexLayer switchTo message" ); this->removeChild(m_pLayers->getObjectAtIndex(m_nEnabledLayer), true); m_nEnabledLayer = n; this->addChild(m_pLayers->getObjectAtIndex(n)); } void CCMultiplexLayer::switchToAndReleaseMe(unsigned int n) { NSAssert( n < m_pLayers->count(), "Invalid index in MultiplexLayer switchTo message" ); this->removeChild(m_pLayers->getObjectAtIndex(m_nEnabledLayer), true); //[layers replaceObjectAtIndex:enabledLayer withObject:[NSNull null]]; m_pLayers->replaceObjectAtIndex(m_nEnabledLayer, NULL); m_nEnabledLayer = n; this->addChild(m_pLayers->getObjectAtIndex(n)); } }//namespace cocos2d