/**************************************************************************** Copyright (c) 2010-2011 cocos2d-x.org Copyright (c) 2008-2010 Ricardo Quesada 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 "CCKeypadDispatcher.h" #include "CCAccelerometer.h" #include "CCDirector.h" #include "CCPointExtension.h" namespace cocos2d { // CCLayer CCLayer::CCLayer() :m_bIsTouchEnabled(false) ,m_bIsAccelerometerEnabled(false) ,m_bIsKeypadEnabled(false) { m_eTouchDelegateType = ccTouchDelegateAllBit; m_tAnchorPoint = ccp(0.5f, 0.5f); m_bIsRelativeAnchorPoint = false; } CCLayer::~CCLayer() { } bool CCLayer::init() { bool bRet = false; do { CCDirector * pDirector; CC_BREAK_IF(!(pDirector = CCDirector::sharedDirector())); 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; } else { CC_SAFE_DELETE(pRet) return NULL; } } /// Touch and Accelerometer related void CCLayer::registerWithTouchDispatcher() { CCTouchDispatcher::sharedDispatcher()->addStandardDelegate(this,0); } void CCLayer::destroy(void) { this->release(); } void CCLayer::keep(void) { this->retain(); } void CCLayer::AccelerometerDestroy(void) { this->release(); } void CCLayer::AccelerometerKeep(void) { this->retain(); } void CCLayer::KeypadDestroy() { this->release(); } void CCLayer::KeypadKeep() { 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::sharedDispatcher()->removeDelegate(this); } } } } /// isAccelerometerEnabled getter bool CCLayer::getIsAccelerometerEnabled() { return m_bIsAccelerometerEnabled; } /// isAccelerometerEnabled setter void CCLayer::setIsAccelerometerEnabled(bool enabled) { if (enabled != m_bIsAccelerometerEnabled) { m_bIsAccelerometerEnabled = enabled; if (m_bIsRunning) { if (enabled) { CCAccelerometer::sharedAccelerometer()->addDelegate(this); } else { CCAccelerometer::sharedAccelerometer()->removeDelegate(this); } } } } /// isKeypadEnabled getter bool CCLayer::getIsKeypadEnabled() { return m_bIsKeypadEnabled; } /// isKeypadEnabled setter void CCLayer::setIsKeypadEnabled(bool enabled) { if (enabled != m_bIsKeypadEnabled) { m_bIsKeypadEnabled = enabled; if (m_bIsRunning) { if (enabled) { CCKeypadDispatcher::sharedDispatcher()->addDelegate(this); } else { CCKeypadDispatcher::sharedDispatcher()->removeDelegate(this); } } } } /// 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(); // add this layer to concern the Accelerometer Sensor if (m_bIsAccelerometerEnabled) { CCAccelerometer::sharedAccelerometer()->addDelegate(this); } // add this layer to concern the kaypad msg if (m_bIsKeypadEnabled) { CCKeypadDispatcher::sharedDispatcher()->addDelegate(this); } } void CCLayer::onExit() { if( m_bIsTouchEnabled ) { CCTouchDispatcher::sharedDispatcher()->removeDelegate(this); } // remove this layer from the delegates who concern Accelerometer Sensor if (m_bIsAccelerometerEnabled) { CCAccelerometer::sharedAccelerometer()->removeDelegate(this); } // remove this layer from the delegates who concern the kaypad msg if (m_bIsKeypadEnabled) { CCKeypadDispatcher::sharedDispatcher()->removeDelegate(this); } CCNode::onExit(); } void CCLayer::onEnterTransitionDidFinish() { if (m_bIsAccelerometerEnabled) { CCAccelerometer::sharedAccelerometer()->addDelegate(this); } CCNode::onEnterTransitionDidFinish(); } bool CCLayer::ccTouchBegan(CCTouch *pTouch, CCEvent *pEvent) { CC_UNUSED_PARAM(pTouch); CC_UNUSED_PARAM(pEvent); CCAssert(false, "Layer#ccTouchBegan override me"); return true; } /// ColorLayer CCLayerColor::CCLayerColor() : m_cOpacity(0) { } CCLayerColor::~CCLayerColor() { } // Opacity and RGB color protocol /// opacity getter GLubyte CCLayerColor::getOpacity() { return m_cOpacity; } /// opacity setter void CCLayerColor::setOpacity(GLubyte var) { m_cOpacity = var; updateColor(); } /// color getter ccColor3B CCLayerColor::getColor() { return m_tColor; } /// color setter void CCLayerColor::setColor(ccColor3B var) { m_tColor = var; updateColor(); } /// blendFunc getter ccBlendFunc CCLayerColor::getBlendFunc() { return m_tBlendFunc; } /// blendFunc setter void CCLayerColor::setBlendFunc(ccBlendFunc var) { m_tBlendFunc = var; } CCLayerColor * CCLayerColor::layerWithColorWidthHeight(ccColor4B color, GLfloat width, GLfloat height) { CCLayerColor * pLayer = new CCLayerColor(); if( pLayer && pLayer->initWithColorWidthHeight(color,width,height)) { pLayer->autorelease(); return pLayer; } CC_SAFE_DELETE(pLayer); return NULL; } CCLayerColor * CCLayerColor::layerWithColor(ccColor4B color) { CCLayerColor * pLayer = new CCLayerColor(); if(pLayer && pLayer->initWithColor(color)) { pLayer->autorelease(); return pLayer; } CC_SAFE_DELETE(pLayer); return NULL; } bool CCLayerColor::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(CCSizeMake(width,height)); return true; } bool CCLayerColor::initWithColor(ccColor4B color) { CCSize s = CCDirector::sharedDirector()->getWinSize(); this->initWithColorWidthHeight(color, s.width, s.height); return true; } /// override contentSize void CCLayerColor::setContentSize(CCSize size) { m_pSquareVertices[2] = size.width * CC_CONTENT_SCALE_FACTOR(); m_pSquareVertices[5] = size.height * CC_CONTENT_SCALE_FACTOR(); m_pSquareVertices[6] = size.width * CC_CONTENT_SCALE_FACTOR(); m_pSquareVertices[7] = size.height * CC_CONTENT_SCALE_FACTOR(); CCLayer::setContentSize(size); } void CCLayerColor::changeWidthAndHeight(GLfloat w ,GLfloat h) { this->setContentSize(CCSizeMake(w, h)); } void CCLayerColor::changeWidth(GLfloat w) { this->setContentSize(CCSizeMake(w, m_tContentSize.height)); } void CCLayerColor::changeHeight(GLfloat h) { this->setContentSize(CCSizeMake(m_tContentSize.width, h)); } void CCLayerColor::updateColor() { for( unsigned int i=0; i < 4; i++ ) { m_pSquareColors[i * 4] = m_tColor.r; m_pSquareColors[i * 4 + 1] = m_tColor.g; m_pSquareColors[i * 4 + 2] = m_tColor.b; m_pSquareColors[i * 4 + 3] = m_cOpacity; } } void CCLayerColor::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); } // // CCLayerGradient // CCLayerGradient* CCLayerGradient::layerWithColor(ccColor4B start, ccColor4B end) { CCLayerGradient * pLayer = new CCLayerGradient(); if( pLayer && pLayer->initWithColor(start, end)) { pLayer->autorelease(); return pLayer; } CC_SAFE_DELETE(pLayer); return NULL; } CCLayerGradient* CCLayerGradient::layerWithColor(ccColor4B start, ccColor4B end, CCPoint v) { CCLayerGradient * pLayer = new CCLayerGradient(); if( pLayer && pLayer->initWithColor(start, end, v)) { pLayer->autorelease(); return pLayer; } CC_SAFE_DELETE(pLayer); return NULL; } bool CCLayerGradient::initWithColor(ccColor4B start, ccColor4B end) { return initWithColor(start, end, ccp(0, -1)); } bool CCLayerGradient::initWithColor(ccColor4B start, ccColor4B end, CCPoint v) { m_endColor.r = end.r; m_endColor.g = end.g; m_endColor.b = end.b; m_cEndOpacity = end.a; m_cStartOpacity = start.a; m_AlongVector = v; start.a = 255; return CCLayerColor::initWithColor(start); } void CCLayerGradient::updateColor() { CCLayerColor::updateColor(); float h = sqrtf(m_AlongVector.x * m_AlongVector.x + m_AlongVector.y * m_AlongVector.y); if (h == 0) return; double c = sqrt(2.0); CCPoint u = ccp(m_AlongVector.x / h, m_AlongVector.y / h); float opacityf = (float)m_cOpacity / 255.0f; ccColor4B S = { (unsigned char) m_tColor.r, (unsigned char) m_tColor.g, (unsigned char) m_tColor.b, (unsigned char) (m_cStartOpacity * opacityf) }; ccColor4B E = { (unsigned char) m_endColor.r, (unsigned char) m_endColor.g, (unsigned char) m_endColor.b, (unsigned char) (m_cEndOpacity * opacityf) }; // (-1, -1) m_pSquareColors[0] = (GLubyte) (E.r + (S.r - E.r) * ((c + u.x + u.y) / (2.0f * c))); m_pSquareColors[1] = (GLubyte) (E.g + (S.g - E.g) * ((c + u.x + u.y) / (2.0f * c))); m_pSquareColors[2] = (GLubyte) (E.b + (S.b - E.b) * ((c + u.x + u.y) / (2.0f * c))); m_pSquareColors[3] = (GLubyte) (E.a + (S.a - E.a) * ((c + u.x + u.y) / (2.0f * c))); // (1, -1) m_pSquareColors[4] = (GLubyte) (E.r + (S.r - E.r) * ((c - u.x + u.y) / (2.0f * c))); m_pSquareColors[5] = (GLubyte) (E.g + (S.g - E.g) * ((c - u.x + u.y) / (2.0f * c))); m_pSquareColors[6] = (GLubyte) (E.b + (S.b - E.b) * ((c - u.x + u.y) / (2.0f * c))); m_pSquareColors[7] = (GLubyte) (E.a + (S.a - E.a) * ((c - u.x + u.y) / (2.0f * c))); // (-1, 1) m_pSquareColors[8] = (GLubyte) (E.r + (S.r - E.r) * ((c + u.x - u.y) / (2.0f * c))); m_pSquareColors[9] = (GLubyte) (E.g + (S.g - E.g) * ((c + u.x - u.y) / (2.0f * c))); m_pSquareColors[10] = (GLubyte) (E.b + (S.b - E.b) * ((c + u.x - u.y) / (2.0f * c))); m_pSquareColors[11] = (GLubyte) (E.a + (S.a - E.a) * ((c + u.x - u.y) / (2.0f * c))); // (1, 1) m_pSquareColors[12] = (GLubyte) (E.r + (S.r - E.r) * ((c - u.x - u.y) / (2.0f * c))); m_pSquareColors[13] = (GLubyte) (E.g + (S.g - E.g) * ((c - u.x - u.y) / (2.0f * c))); m_pSquareColors[14] = (GLubyte) (E.b + (S.b - E.b) * ((c - u.x - u.y) / (2.0f * c))); m_pSquareColors[15] = (GLubyte) (E.a + (S.a - E.a) * ((c - u.x - u.y) / (2.0f * c))); } ccColor3B CCLayerGradient::getStartColor() { return m_tColor; } void CCLayerGradient::setStartColor(ccColor3B colors) { setColor(colors); } void CCLayerGradient::setEndColor(ccColor3B colors) { m_endColor = colors; updateColor(); } ccColor3B CCLayerGradient::getEndColor() { return m_endColor; } void CCLayerGradient::setStartOpacity(GLubyte o) { m_cStartOpacity = o; updateColor(); } GLubyte CCLayerGradient::getStartOpacity() { return m_cStartOpacity; } void CCLayerGradient::setEndOpacity(GLubyte o) { m_cEndOpacity = o; updateColor(); } GLubyte CCLayerGradient::getEndOpacity() { return m_cEndOpacity; } void CCLayerGradient::setVector(CCPoint var) { m_AlongVector = var; updateColor(); } CCPoint CCLayerGradient::getVector() { return m_AlongVector; } /// MultiplexLayer CCMultiplexLayer::CCMultiplexLayer() : m_nEnabledLayer(0) , m_pLayers(NULL) { } CCMultiplexLayer::~CCMultiplexLayer() { CC_SAFE_RELEASE(m_pLayers); } CCMultiplexLayer * CCMultiplexLayer::layerWithLayers(CCLayer * layer, ...) { va_list args; va_start(args,layer); CCMultiplexLayer * pMultiplexLayer = new CCMultiplexLayer(); if(pMultiplexLayer && pMultiplexLayer->initWithLayers(layer, args)) { pMultiplexLayer->autorelease(); va_end(args); return pMultiplexLayer; } va_end(args); CC_SAFE_DELETE(pMultiplexLayer); return NULL; } #ifdef ENABLE_LUA CCMultiplexLayer * CCMultiplexLayer::layerWithLayer(CCLayer* layer) { CCMultiplexLayer * pMultiplexLayer = new CCMultiplexLayer(); pMultiplexLayer->initWithLayer(layer); pMultiplexLayer->autorelease(); return pMultiplexLayer; } void CCMultiplexLayer::addLayer(CCLayer* layer) { assert(m_pLayers); m_pLayers->addObject(layer); } bool CCMultiplexLayer::initWithLayer(CCLayer* layer) { m_pLayers = new CCMutableArray(1); m_pLayers->addObject(layer); m_nEnabledLayer = 0; this->addChild(layer); return true; } #endif bool CCMultiplexLayer::initWithLayers(CCLayer *layer, va_list params) { m_pLayers = new CCMutableArray(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 true; } void CCMultiplexLayer::switchTo(unsigned int n) { CCAssert( 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) { CCAssert( 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