axmol/samples/Cpp/TestCpp/Classes/MutiTouchTest/MutiTouchTest.cpp

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#include "MutiTouchTest.h"
static ccColor3B s_TouchColors[CC_MAX_TOUCHES] = {
ccYELLOW,
ccBLUE,
ccGREEN,
ccRED,
ccMAGENTA
};
class TouchPoint : public Node
{
public:
TouchPoint()
{
setShaderProgram(ShaderCache::sharedShaderCache()->programForKey(kShader_PositionTextureColor));
}
virtual void draw()
{
ccDrawColor4B(_touchColor.r, _touchColor.g, _touchColor.b, 255);
glLineWidth(10);
ccDrawLine( ccp(0, _touchPoint.y), ccp(getContentSize().width, _touchPoint.y) );
ccDrawLine( ccp(_touchPoint.x, 0), ccp(_touchPoint.x, getContentSize().height) );
glLineWidth(1);
ccPointSize(30);
ccDrawPoint(_touchPoint);
}
void setTouchPos(const Point& pt)
{
_touchPoint = pt;
}
void setTouchColor(ccColor3B color)
{
_touchColor = color;
}
static TouchPoint* touchPointWithParent(Node* pParent)
{
TouchPoint* pRet = new TouchPoint();
pRet->setContentSize(pParent->getContentSize());
pRet->setAnchorPoint(ccp(0.0f, 0.0f));
pRet->autorelease();
return pRet;
}
private:
Point _touchPoint;
ccColor3B _touchColor;
};
bool MutiTouchTestLayer::init()
{
if (Layer::init())
{
setTouchEnabled(true);
return true;
}
return false;
}
static Dictionary s_dic;
void MutiTouchTestLayer::registerWithTouchDispatcher(void)
{
Director::sharedDirector()->getTouchDispatcher()->addStandardDelegate(this, 0);
}
void MutiTouchTestLayer::ccTouchesBegan(Set *pTouches, Event *pEvent)
{
SetIterator iter = pTouches->begin();
for (; iter != pTouches->end(); iter++)
{
Touch* pTouch = (Touch*)(*iter);
TouchPoint* pTouchPoint = TouchPoint::touchPointWithParent(this);
Point location = pTouch->getLocation();
pTouchPoint->setTouchPos(location);
pTouchPoint->setTouchColor(s_TouchColors[pTouch->getID()]);
addChild(pTouchPoint);
s_dic.setObject(pTouchPoint, pTouch->getID());
}
}
void MutiTouchTestLayer::ccTouchesMoved(Set *pTouches, Event *pEvent)
{
SetIterator iter = pTouches->begin();
for (; iter != pTouches->end(); iter++)
{
Touch* pTouch = (Touch*)(*iter);
TouchPoint* pTP = (TouchPoint*)s_dic.objectForKey(pTouch->getID());
Point location = pTouch->getLocation();
pTP->setTouchPos(location);
}
}
void MutiTouchTestLayer::ccTouchesEnded(Set *pTouches, Event *pEvent)
{
SetIterator iter = pTouches->begin();
for (; iter != pTouches->end(); iter++)
{
Touch* pTouch = (Touch*)(*iter);
TouchPoint* pTP = (TouchPoint*)s_dic.objectForKey(pTouch->getID());
removeChild(pTP, true);
s_dic.removeObjectForKey(pTouch->getID());
}
}
void MutiTouchTestLayer::ccTouchesCancelled(Set *pTouches, Event *pEvent)
{
ccTouchesEnded(pTouches, pEvent);
}
void MutiTouchTestScene::runThisTest()
{
MutiTouchTestLayer* pLayer = MutiTouchTestLayer::create();
addChild(pLayer, 0);
Director::sharedDirector()->replaceScene(this);
}