2、VisibleRect类
该类是test-cpp自带工具类3、HelloWorldScene类
同前面代码4、DrawPrimitivesDemo类 1）.h文件
#include "cocos2d.h"#include "ui/CocosGUI.h"#include "VisibleRect.h"#include "renderer/CCRenderer.h"#include "renderer/CCCustomCommand.h"USING_NS_CC;using namespace ui;class DrawPrimitivesDemo : public Scene{public: CREATE_FUNC(DrawPrimitivesDemo); virtual bool init();};class BaseTest : public cocos2d::Layer{public: CREATE_FUNC(BaseTest); std::string Title() const; virtual std::string subTitle() const; voID restartCallback(Ref* sender);//重新执行当前test voID nextCallback(Ref* sender);//下一个test voID backCallback(Ref* sender);//上一个test virtual bool init(); voID menuCloseCallback(cocos2d::Ref* pSender);//关闭菜单回调函数};class DrawPrimitivesTest : public BaseTest{public: CREATE_FUNC(DrawPrimitivesTest); virtual bool init(); virtual std::string subTitle() const overrIDe; virtual voID draw(Renderer* renderer,const Mat4 &transform,uint32_t flags) overrIDe; protected: voID onDraw(const Mat4 &transform,uint32_t flags); CustomCommand _customCommand;};class DrawNodeTest : public BaseTest{public: CREATE_FUNC(DrawNodeTest); virtual bool init(); virtual std::string subTitle() const overrIDe;}; 2）.cpp文件
#include "DrawPrimitivesDemo.h"#include "renderer/CCRenderer.h"#include "renderer/CCCustomCommand.h"#define CL(__classname__) [](){ return __classname__::create();}static int sceneIDx = -1;typedef Layer* (*NEWDRAWPRIMITIVESFUNC)();#define DRAWPRIMITIVES_CREATE_FUNC(classname) \static Layer* create##classname() \{ return new classname(); }static std::function<Layer*()> createFunctions[] ={ CL(DrawPrimitivesTest),CL(DrawNodeTest),};#define MAX_LAYER (sizeof(createFunctions) / sizeof(createFunctions[0]))static Layer* nextAction(){ sceneIDx++; sceneIDx = sceneIDx % MAX_LAYER; auto layer = (createFunctions[sceneIDx])();// layer->autorelease(); return layer;}static Layer* backAction(){ sceneIDx--; int total = MAX_LAYER; if( sceneIDx < 0 ) sceneIDx += total; auto layer = (createFunctions[sceneIDx])();// layer->autorelease(); return layer;}static Layer* restartAction(){ auto layer = (createFunctions[sceneIDx])();// layer->autorelease(); return layer;}bool BaseTest::init(){ bool bRet = false; do{ CC_BREAK_IF(!Layer::init()); Size visibleSize = Director::getInstance()->getVisibleSize(); Vec2 origin = Director::getInstance()->getVisibleOrigin(); ///////////////////////////// // 2. add a menu item with "X" image,which is clicked to quit the program // you may modify it. // add a "close" icon to exit the progress. it's an autorelease object auto closeItem = MenuItemImage::create( "Closenormal.png","CloseSelected.png",CC_CALLBACK_1(BaseTest::menuCloseCallback,this)); closeItem->setposition(Vec2(origin.x + visibleSize.wIDth - closeItem->getContentSize().wIDth/2,origin.y + visibleSize.height - closeItem->getContentSize().height/2)); // create menu,it's an autorelease object auto menu1 = Menu::create(closeItem,NulL); menu1->setposition(Vec2::ZERO); this->addChild(menu1,1); std::string str = Title(); const char * pTitle = str.c_str(); TTFConfig ttfConfig("tahoma.ttf",35); auto label = Label::createWithTTF(ttfConfig,pTitle); addChild(label,9999); label->setposition( Vec2(VisibleRect::center().x,VisibleRect::top().y - 30) ); std::string strSubTitle = subTitle(); if( ! strSubTitle.empty() ) { ttfConfig.@R_301_6837@filePath = "tahoma.ttf"; ttfConfig.@R_301_6837@Size = 30; auto l = Label::createWithTTF(ttfConfig,strSubTitle.c_str()); addChild(l,9999); l->setposition( Vec2(VisibleRect::center().x,VisibleRect::top().y - 100) ); } auto item1 = MenuItem@R_301_6837@::create("backCallback",CC_CALLBACK_1(BaseTest::backCallback,this) ); auto item2 = MenuItem@R_301_6837@::create("restartCallback",CC_CALLBACK_1(BaseTest::restartCallback,this) ); auto item3 = MenuItem@R_301_6837@::create("nextCallback",CC_CALLBACK_1(BaseTest::nextCallback,this) ); auto menu = Menu::create(item1,item2,item3,NulL); menu->setposition(Vec2::ZERO); item1->setposition(Vec2(VisibleRect::center().x - item2->getContentSize().wIDth*2,VisibleRect::bottom().y+item2->getContentSize().height/2)); item2->setposition(Vec2(VisibleRect::center().x,VisibleRect::bottom().y+item2->getContentSize().height/2)); item3->setposition(Vec2(VisibleRect::center().x + item2->getContentSize().wIDth*2,VisibleRect::bottom().y+item2->getContentSize().height/2)); addChild(menu,9999); bRet = true; }while(0); return bRet;}voID BaseTest::menuCloseCallback(Ref* pSender){#if (CC_TARGET_PLATFORM == CC_PLATFORM_WP8) || (CC_TARGET_PLATFORM == CC_PLATFORM_WINRT) MessageBox("You pressed the close button. windows Store Apps do not implement a close button.","Alert"); return;#endif Director::getInstance()->end(); #if (CC_TARGET_PLATFORM == CC_PLATFORM_IOS) exit(0);#endif}voID BaseTest::restartCallback(cocos2d::Ref *sender){ auto s = new (std::nothrow) DrawPrimitivesDemo(); s->addChild(restartAction()); Director::getInstance()->replaceScene(s); s->release();}voID BaseTest::nextCallback(cocos2d::Ref *sender){ auto s = new (std::nothrow) DrawPrimitivesDemo(); s->addChild(nextAction()); Director::getInstance()->replaceScene(s); s->release();}voID BaseTest::backCallback(cocos2d::Ref *sender){ auto s = new (std::nothrow) DrawPrimitivesDemo(); s->addChild(backAction()); Director::getInstance()->replaceScene(s); s->release();}std::string BaseTest::Title() const{ return "DrawPrimitives Test";}std::string BaseTest::subTitle() const{ return "";}bool DrawPrimitivesDemo::init(){ bool bRet = false; do{ CC_BREAK_IF(!Scene::init()); auto layer = nextAction(); addChild(layer); Director::getInstance()->replaceScene(this); bRet = true; }while(0); return bRet;}bool DrawPrimitivesTest::init(){ bool bRet = false; do{ CC_BREAK_IF(!BaseTest::init()); bRet = true; }while(0); return bRet;}voID DrawPrimitivesTest::draw(cocos2d::Renderer *renderer,const cocos2d::Mat4 &transform,uint32_t flags){ //重写draw函数，回调onDraw函数 _customCommand.init(_globalZOrder); _customCommand.func = CC_CALLBACK_0(DrawPrimitivesTest::onDraw,this,transform,flags); renderer->addCommand(&_customCommand);}voID DrawPrimitivesTest::onDraw(const cocos2d::Mat4 &transform,uint32_t flags){ //初始化 Director* director = Director::getInstance(); director->pushmatrix(MATRIX_STACK_TYPE::MATRIX_STACK_MODELVIEW); director->loadMatrix(MATRIX_STACK_TYPE::MATRIX_STACK_MODELVIEW,transform); //画线 CHECK_GL_ERROR_DEBUG(); DrawPrimitives::drawline(VisibleRect::leftBottom(),VisibleRect::righttop());//参数是2个Vec2对象 //画线 CHECK_GL_ERROR_DEBUG(); gllinewidth(5.0f);//设置线条宽度 DrawPrimitives::setDrawcolor4B(255,255);//设置颜色 DrawPrimitives::drawline(VisibleRect::lefttop(),VisibleRect::rightBottom()); //画点 CHECK_GL_ERROR_DEBUG(); DrawPrimitives::setPointSize(64);//设置点大小 DrawPrimitives::setDrawcolor4B(0,255,255);//设置颜色 DrawPrimitives::drawPoint(VisibleRect::center());//参数Vec2对象，表示圆心的位置 //画多个点 CHECK_GL_ERROR_DEBUG(); Vec2 points[] = {Vec2(60,160),Vec2(70,170),Vec2(60,160)}; DrawPrimitives::setPointSize(4); DrawPrimitives::setDrawcolor4B(0,255); DrawPrimitives::drawPoints(points,4);//参数依次为圆心Vec2和点的个数 //画圆圈 CHECK_GL_ERROR_DEBUG(); gllinewidth(16); DrawPrimitives::setDrawcolor4B(0,255); DrawPrimitives::drawCircle(VisibleRect::center(),100,10,false);//参数依次为：圆心、半径、角度、段数、是否画出一条半径 //画圆圈 CHECK_GL_ERROR_DEBUG(); gllinewidth(2); DrawPrimitives::setDrawcolor4B(0,50,CC_degrees_TO_radians(90),true); //画实心圆 CHECK_GL_ERROR_DEBUG(); gllinewidth(2);//线条宽度 DrawPrimitives::setDrawcolor4B(255,255);//线条颜色 //参数依次为：圆心、半径、角度、段数、X轴缩放系数、Y轴缩放系数 DrawPrimitives::drawSolIDCircle(VisibleRect::center() + Vec2(140,0),40,1.0f,1.0f); //画多边形图形，不闭合 CHECK_GL_ERROR_DEBUG(); gllinewidth(10); Vec2 vertices[] = {Vec2(0,Vec2(50,50),Vec2(100,100),100)}; DrawPrimitives::drawpoly(vertices,5,false);//参数依次为多边形定点、定点数、是否闭合 //绘制填充多边形 CHECK_GL_ERROR_DEBUG(); gllinewidth(1); Vec2 filledVertices[] = {Vec2(0,120),Vec2(25,200),Vec2(0,170)}; DrawPrimitives::drawSolIDpoly(filledVertices,color4F(0.5f,0.5f,1,1));//参数依次为定点、顶点个数、填充颜色 //绘制多边形，闭合 DrawPrimitives::setDrawcolor4B(255,255); gllinewidth(2); Vec2 vertices2[] = {Vec2(90,330),Vec2(90,530),Vec2(150,500)}; DrawPrimitives::drawpoly(vertices2,3,true); //绘制贝塞尔曲线 CHECK_GL_ERROR_DEBUG(); //参数依次为起点、控制点、终点、段数 DrawPrimitives::drawQuadBezIEr(VisibleRect::lefttop(),VisibleRect::center(),VisibleRect::righttop(),50); //画贝塞尔曲线 CHECK_GL_ERROR_DEBUG(); //参数依次为起点、控制点1、控制点2、终点、段数 DrawPrimitives::drawCubicBezIEr(VisibleRect::center(),Vec2(VisibleRect::center().x + 30,VisibleRect::center().y + 50),Vec2(VisibleRect::center().x + 60,VisibleRect::center().y - 50),VisibleRect::right(),100); //画填充闭合曲线 CHECK_GL_ERROR_DEBUG(); Vec2 vertices3[] = {Vec2(90,190),Vec2(140,160)}; DrawPrimitives::drawSolIDpoly(vertices3,4,color4F(1,1));//参数依次为顶点、顶点个数、填充颜色 gllinewidth(1); DrawPrimitives::setDrawcolor4B(255,255); DrawPrimitives::setPointSize(1); CHECK_GL_ERROR_DEBUG(); director->popMatrix(MATRIX_STACK_TYPE::MATRIX_STACK_MODELVIEW); }std::string DrawPrimitivesTest::subTitle() const{ return "draw primitives";}bool DrawNodeTest::init(){ bool bRet = false; do{ CC_BREAK_IF(!BaseTest::init()); auto s = Director::getInstance()->getWinSize(); //add DrawNode auto draw = DrawNode::create(); addChild(draw,10); //draw point,参数依次为位置、Size、填充颜色 draw->drawPoint(Vec2(s.wIDth/2 - 120,s.height/2 - 120),color4F(CCRANDOM_0_1(),CCRANDOM_0_1(),1)); draw->drawPoint(Vec2(s.wIDth/2 + 120,s.height/2 + 120),1)); //draw points，同上 Vec2 position[] = {Vec2(60,60),70),60)}; draw->drawPoints(position,1)); //draw a line，参数依次为起点、终点、颜色 draw->drawline(Vec2(0,Vec2(s.wIDth,s.height),color4F(1.0,0.0,0.5)); //draw a rectangle，绘制剪裁点，参数为剪裁起点、终点、颜色 draw->drawRect(Vec2(23,123),Vec2(7,1)); //draw circle，绘制圆圈，参数依次为：圆心、半径、角度、段数、是否绘制一条半径、X轴缩放、Y轴缩放、颜色 draw->drawCircle(VisibleRect::center() + Vec2(140,true,2.0f,0.5)); draw->drawCircle(VisibleRect::center() - Vec2(140,30,false,1)); //Draw some bezIErs，参数依次为：起点、控制点、终点、段数、颜色 draw->drawQuadBezIEr(Vec2(s.wIDth - 150,s.height - 150),Vec2(s.wIDth - 70,s.height - 10),Vec2(s.wIDth - 10,0.5)); draw->drawQuadBezIEr(Vec2(0,Vec2(s.wIDth/2,s.height/2),0.5)); //参数依次为：起点、控制点1、控制点2、终点、段数、颜色 draw->drawCubicBezIEr(VisibleRect::center(),Vec2(VisibleRect::center().x+30,VisibleRect::center().y+50),Vec2(VisibleRect::center().x+60,VisibleRect::center().y-50),0.5)); draw->drawCubicBezIEr(Vec2(s.wIDth - 250,40),Vec2(s.wIDth - 30,250),s.height - 50),0.5)); auto array = PointArray::create(20); array->addControlPoint(Vec2(0,0)); array->addControlPoint(Vec2(80,80)); array->addControlPoint(Vec2(s.wIDth - 80,s.height - 80)); array->addControlPoint(Vec2(80,80)); array->addControlPoint(Vec2(s.wIDth/2,s.height/2)); //绘制基本线条，参数依次为：点数组、张力、段数、颜色 draw->drawCardinalSpline(array,0.5,0.5)); auto array2 = PointArray::create(20); array2->addControlPoint(Vec2(s.wIDth/2,30)); array2->addControlPoint(Vec2(s.wIDth - 80,s.height - 80)); array2->addControlPoint(Vec2(s.wIDth/2,30)); draw->drawCatmullRom(array2,0.5)); //open random color poly，绘制多边形，不封闭 Vec2 vertices[] = {Vec2(0,100)}; draw->drawpoly(vertices,1)); //closed random color poly，绘制多边形，封闭 Vec2 vertices2[] = {Vec2(30,130),Vec2(30,230),200)}; draw->drawpoly(vertices2,1)); //Draw 10 Circles，绘制圆圈 for(int i = 0; i < 10; i++) { //参数依次为：圆心、半径、颜色 draw->drawDot(Vec2(s.wIDth/2,10*(10-i),1)); } //Draw polygons绘制闭合多边形，参数依次是顶点、顶点个数、填充颜色、线条宽度、线条颜色 Vec2 points[] = { Vec2(s.height/4,s.height/5),Vec2(s.wIDth/3*2,s.height) };// draw->drawpolygon(points,sizeof(points) / sizeof(points[0]),0.5),color4F(0,0.5)); //star poly (triggers BUGgs)绘制多边形图形 { const float o = 80; const float w = 20; const float h = 50; Vec2 star[] = {Vec2(o+w,o-h),Vec2(o+w*2,o),Vec2(o+w*2+h,o+w),o+w*2)}; //参数依次为：顶点、顶点个数、填充颜色、线条宽度、线条颜色 draw->drawpolygon(star,sizeof(star) / sizeof(star[0]),1)); } //绘制多边形 //star poly(doesn't trigger BUG...order is important un tesselation is supported. { const float o=180; const float w=20; const float h=50; Vec2 star[] = { Vec2(o,Vec2(o+w,// lower spike Vec2(o + w*2 + h,o+w ),Vec2(o + w*2,o+w*2),// right spike Vec2(o +w,o+w*2+h),Vec2(o,// top spike Vec2(o -h,}; // left spike draw->drawpolygon(star,sizeof(star)/sizeof(star[0]),1)); } //draw a solID polygon，绘制填充多边形 Vec2 vertices3[] = {Vec2(60,160)}; draw->drawSolIDpoly(vertices3,1));//参数依次为：顶点、顶点个数、填充颜色 //draw a solID rectangle//绘制剪裁图形，参数依次为：起点、终点、颜色 draw->drawSolIDRect(Vec2(10,10),Vec2(20,20),1)); //draw a solID circle绘制圆圈，参数依次为：终点、半径、角度、段数、X轴缩放、y轴缩放、颜色 draw->drawSolIDCircle(VisibleRect::center() + Vec2(140,1)); //draw segment绘制线段，参数依次为：起点、终点、半径、颜色 draw->drawSegment(Vec2(20,s.height / 2),1)); draw->drawSegment(Vec2(10,0.5)); //draw triangle绘制三角形 draw->drawTriangle(Vec2(10,30),140),0.5)); bRet = true; }while(0); return bRet;}std::string DrawNodeTest::subTitle() const{ return "Draw Node test";} 5、效果图 总结
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