void NestedTest::setup()
{
static int depth = 9;
CCNode *parent = this;
for (int i = 0; i < depth; i++) {
int size = 225 - i * (225 / (depth * 2));
CCClippingNode *clipper = CCClippingNode::create();
clipper->setContentSize(CCSizeMake(size, size));
clipper->setAnchorPoint(ccp(0.5, 0.5));
clipper->setPosition( ccp(parent->getContentSize().width / 2, parent->getContentSize().height / 2) );
clipper->setAlphaThreshold(0.05f);
clipper->runAction(CCRepeatForever::create(CCRotateBy::create(i % 3 ? 1.33 : 1.66, i % 2 ? 90 : -90)));
parent->addChild(clipper);
CCNode *stencil = CCSprite::create(s_pPathGrossini);
stencil->setScale( 2.5 - (i * (2.5 / depth)) );
stencil->setAnchorPoint( ccp(0.5, 0.5) );
stencil->setPosition( ccp(clipper->getContentSize().width / 2, clipper->getContentSize().height / 2) );
stencil->setVisible(false);
stencil->runAction(CCSequence::createWithTwoActions(CCDelayTime::create(i), CCShow::create()));
clipper->setStencil(stencil);
clipper->addChild(stencil);
parent = clipper;
}
}
void ScrollViewDemo::setup()
{
CCClippingNode *clipper = CCClippingNode::create();
clipper->setTag( kTagClipperNode );
clipper->setContentSize( CCSizeMake(200, 200) );
clipper->setAnchorPoint( ccp(0.5, 0.5) );
clipper->setPosition( ccp(this->getContentSize().width / 2, this->getContentSize().height / 2) );
clipper->runAction(CCRepeatForever::create(CCRotateBy::create(1, 45)));
this->addChild(clipper);
CCDrawNode *stencil = CCDrawNode::create();
CCPoint rectangle[4];
rectangle[0] = ccp(0, 0);
rectangle[1] = ccp(clipper->getContentSize().width, 0);
rectangle[2] = ccp(clipper->getContentSize().width, clipper->getContentSize().height);
rectangle[3] = ccp(0, clipper->getContentSize().height);
ccColor4F white = {1, 1, 1, 1};
stencil->drawPolygon(rectangle, 4, white, 1, white);
clipper->setStencil(stencil);
CCSprite *content = CCSprite::create(s_back2);
content->setTag( kTagContentNode );
content->setAnchorPoint( ccp(0.5, 0.5) );
content->setPosition( ccp(clipper->getContentSize().width / 2, clipper->getContentSize().height / 2) );
clipper->addChild(content);
m_bScrolling = false;
this->setTouchEnabled(true);
}
bool ImageEditLayer::init(){
if (DialogLayer::init()) {
this->setTitle("头像编辑");
CCPoint middle=ccp(286, 154);
CCSize size=CCSizeMake(570,300);
CCClippingNode* clippingNode = CCClippingNode::create();
//设置裁剪区域大小
clippingNode->setContentSize(size);
clippingNode->setAnchorPoint(ccp(0.5, 0.5));
clippingNode->setPosition(middle);
m_contentLayer->addChild(clippingNode);
CCTexture2D* textrue=new CCTexture2D();
textrue->autorelease();
textrue->initWithImage(_image);
_sprite=CCSprite::createWithTexture(textrue);
_initPoint=ccp(clippingNode->getContentSize().width/2, clippingNode->getContentSize().height/2);
_sprite->setPosition(_initPoint);
CCSize spriteSize=_sprite->getContentSize();
if (size.width/spriteSize.width<size.height/spriteSize.height) {
_scale=size.width/spriteSize.width;
}else{
_scale=size.height/spriteSize.height;
}
_sprite->setScale(_scale);
clippingNode->addChild(_sprite);
//创建裁剪模板，裁剪节点将按照这个模板来裁剪区域
CCDrawNode *stencil = CCDrawNode::create();
CCPoint rectangle[4];
rectangle[0] = ccp(0, 0);
rectangle[1] = ccp(clippingNode->getContentSize().width, 0);
rectangle[2] = ccp(clippingNode->getContentSize().width, clippingNode->getContentSize().height);
rectangle[3] = ccp(0, clippingNode->getContentSize().height);
ccColor4F white = {1, 1, 1, 1};
//画一个多边形 这画一个200x200的矩形作为模板
stencil->drawPolygon(rectangle, 4, white, 1, white);
clippingNode->setStencil(stencil);
//用来设置显示裁剪区域还是非裁剪区域的
clippingNode->setInverted(false);//在裁剪区域内显示加入的内容
_clip=CCClippingNode::create();//创建裁剪节点，成员变量
_clip->setInverted(true);//设置底板可见
_clip->setAlphaThreshold(0.0f);//设置alpha为0
m_contentLayer->addChild(_clip);//添加裁剪节点
_mask=CCLayerColor::create(ccc4(0,0,0,160),size.width,size.height);
CCPoint point=ccp(middle.x-size.width/2,middle.y-size.height/2);
_mask->setPosition(point);
_clip->addChild(_mask);//为裁剪节点添加一个黑色带透明（看起了是灰色）的底板
_stencil=CCSprite::create("default_avatar.png");//使用头像原图作为模板
_stencil->setPosition(middle);
_stencil->setScale(STENCIL_SCALE);
_clip->setStencil(_stencil);//设置模版
CCSprite* queding=CCSprite::createWithSpriteFrameName("touxiang_queding.png");
CCMenuItemSprite* item=CCMenuItemSprite::create(queding, queding, this, menu_selector(ImageEditLayer::menuCallback));
item->setPosition(ccp(290,-30));//注意contentlayer坐标原点位置
item->setScale(0.7);
item->setTag(kTagConfirm);
this->addMenuItem(item,true);
CCSprite* fanhui=CCSprite::createWithSpriteFrameName("touxiang_fanhui.png");
fanhui->setScale(0.87);
CCMenuItemSprite* fanhuiItem=CCMenuItemSprite::create(fanhui, fanhui, this, menu_selector(ImageEditLayer::menuCallback));
fanhuiItem->setPosition(ccp(19,368));
fanhuiItem->setTag(kTagBack);
this->addMenuItem(fanhuiItem,true);
CCPoint contentPoint=m_contentLayer->getPosition();
_rect=CCRectMake(contentPoint.x+point.x, contentPoint.y+point.y, size.width,size.height);
return true;
}
return false;
}