Cocos2D-Android-1之源码详解：7.CocosNodeTest

package org.cocos2d.tests;

import org.cocos2d.actions.UpdateCallback;
import org.cocos2d.actions.base.CCAction;
import org.cocos2d.actions.base.CCRepeatForever;
import org.cocos2d.actions.camera.CCOrbitCamera;
import org.cocos2d.actions.ease.CCEaseInOut;
import org.cocos2d.actions.instant.CCCallFuncN;
import org.cocos2d.actions.interval.CCIntervalAction;
import org.cocos2d.actions.interval.CCMoveBy;
import org.cocos2d.actions.interval.CCRotateBy;
import org.cocos2d.actions.interval.CCScaleBy;
import org.cocos2d.actions.interval.CCSequence;
import org.cocos2d.config.ccMacros;
import org.cocos2d.layers.CCLayer;
import org.cocos2d.layers.CCScene;
import org.cocos2d.menus.CCMenu;
import org.cocos2d.menus.CCMenuItem;
import org.cocos2d.menus.CCMenuItemImage;
import org.cocos2d.nodes.CCDirector;
import org.cocos2d.nodes.CCLabel;
import org.cocos2d.nodes.CCNode;
import org.cocos2d.nodes.CCSprite;
import org.cocos2d.opengl.CCCamera;
import org.cocos2d.opengl.CCGLSurfaceView;
import org.cocos2d.particlesystem.CCParticleFire;
import org.cocos2d.particlesystem.CCParticleSun;
import org.cocos2d.types.CGPoint;
import org.cocos2d.types.CGRect;
import org.cocos2d.types.CGSize;
import org.cocos2d.types.ccColor3B;

import android.app.Activity;
import android.os.Bundle;
import android.view.Window;
import android.view.WindowManager;

//
// cocos node tests
// a cocos2d example
// http://www.cocos2d-iphone.org //
public class CocosNodeTest extends Activity {//同样是个activity
// private static final String LOG_TAG = CocosNodeTest.class.getSimpleName();
private CCGLSurfaceView mGLSurfaceView;//创建一个view字段

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
requestWindowFeature(Window.FEATURE_NO_TITLE);//老3种开头设置
getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,
WindowManager.LayoutParams.FLAG_FULLSCREEN);
getWindow().setFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON,
WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);

mGLSurfaceView = new CCGLSurfaceView(this);//必要的生成view新对象，并获得this
setContentView(mGLSurfaceView);//把这个view映射到activity上

// attach the OpenGL view to a window
CCDirector.sharedDirector().attachInView(mGLSurfaceView);//把这个view的控制权交给导演..

// set landscape mode
CCDirector.sharedDirector().setLandscape(false);//还是这几个常见属性不赘述了

// show FPS
CCDirector.sharedDirector().setDisplayFPS(true);

// frames per second
CCDirector.sharedDirector().setAnimationInterval(1.0f / 30);

CCScene scene = CCScene.node();//创建一个场景
scene.addChild(nextAction());//给场景添加一个图层

// Make the Scene active
CCDirector.sharedDirector().runWithScene(scene);
}

@Override
public void onStart() {//还是这几个方法
super.onStart();

}

@Override
public void onPause() {
super.onPause();

CCDirector.sharedDirector().onPause();
}

@Override
public void onResume() {
super.onResume();

CCDirector.sharedDirector().onResume();
}

@Override
public void onDestroy() {
super.onDestroy();

CCDirector.sharedDirector().end();
}

public static final int kTagSprite1 = 1;
public static final int kTagSprite2 = 2;
public static final int kTagSprite3 = 3;
public static final int kTagSlider = 4;

static int sceneIdx = -1;//一个class的集合
static Class<?> transitions[] = {
Test2.class,
Test4.class,
Test5.class,
Test6.class,
StressTest1.class,
StressTest2.class,
NodeToWorld.class,
SchedulerTest1.class,
CameraOrbitTest.class,
CameraZoomTest.class,
CameraCenterTest.class,
};

static CCLayer nextAction() {//还是这3个方法

sceneIdx++;
sceneIdx = sceneIdx % transitions.length;

return restartAction();
}

static CCLayer backAction() {
sceneIdx--;
int total = transitions.length;
if (sceneIdx < 0)
sceneIdx += total;
return restartAction();
}

static CCLayer restartAction() {
Class<?> c = transitions[sceneIdx];
try {
return (CCLayer) c.newInstance();
} catch (IllegalAccessException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (InstantiationException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return null;
}

static abstract class TestDemo extends CCLayer {//进入正式的图层界面
public TestDemo() {
super();

CGSize s = CCDirector.sharedDirector().winSize();//得到屏幕大小

CCLabel label = CCLabel.makeLabel(title(), "DroidSans", 32);//一个label的新建
addChild(label);//添加进去
label.setPosition(CGPoint.ccp(s.width/2, s.height-50));//设置位置

String subtitle = subtitle();//得到字符串
if( subtitle != null ) {
CCLabel l = CCLabel.makeLabel(subtitle, "DroidSerif", 16);
addChild(l, 1);
l.setPosition(CGPoint.ccp(s.width/2, s.height-80));
}

CCMenuItemImage item1 = CCMenuItemImage.item("b1.png", "b2.png", this, "backCallback");
CCMenuItemImage item2 = CCMenuItemImage.item("r1.png", "r2.png", this, "restartCallback");
CCMenuItemImage item3 = CCMenuItemImage.item("f1.png", "f2.png", this, "nextCallback");//3个按钮

CCMenu menu = CCMenu.menu(item1, item2, item3);//按钮添加到菜单中
menu.setPosition(CGPoint.zero());
item1.setPosition(CGPoint.make(s.width / 2 - 100, 30));
item2.setPosition(CGPoint.make(s.width / 2, 30));
item3.setPosition(CGPoint.make(s.width / 2 + 100, 30));
addChild(menu, -1);//添加到场景
}

public void restartCallback(Object sender) {//3个方法
CCScene s = CCScene.node();
s.addChild(restartAction());
CCDirector.sharedDirector().replaceScene(s);
}

public void nextCallback(Object sender) {
CCScene s = CCScene.node();
s.addChild(nextAction());
CCDirector.sharedDirector().replaceScene(s);
}

public void backCallback(Object sender) {
CCScene s = CCScene.node();
s.addChild(backAction());
CCDirector.sharedDirector().replaceScene(s);
}

public String title() {
return "No title";
}

public String subtitle() {
return null;
}
}

static class Test2 extends TestDemo {//进入正式的图层

public void onEnter() {
super.onEnter();

CGSize s = CCDirector.sharedDirector().winSize();

CCSprite sp1 = CCSprite.sprite("grossinis_sister1.png");//建立4个精灵
CCSprite sp2 = CCSprite.sprite("grossinis_sister2.png");
CCSprite sp3 = CCSprite.sprite("grossinis_sister1.png");
CCSprite sp4 = CCSprite.sprite("grossinis_sister2.png");

sp1.setPosition(CGPoint.make(100, s.height / 2));//设好位置
sp2.setPosition(CGPoint.make(380, s.height / 2));
addChild(sp1);
addChild(sp2);

sp3.setScale(0.25f);//设置缩放比例
sp4.setScale(0.25f);

sp1.addChild(sp3);
sp2.addChild(sp4);

CCIntervalAction a1 = CCRotateBy.action(2, 360);//延迟动作2秒走360度
CCIntervalAction a2 = CCScaleBy.action(2, 2);//延迟动作缩放

CCAction action1 = CCRepeatForever.action(CCSequence.actions(a1, a2, a2.reverse()));//永久动作重复刚才的行为
CCAction action2 = CCRepeatForever.action(CCSequence.actions(a1.copy(), a2.copy(), a2.reverse()));//2个动作拷贝，1个动作相反

sp2.setAnchorPoint(CGPoint.zero());//设置锚点

sp1.runAction(action1);//精灵执行动作
sp2.runAction(action2);
}

public String title() {
return "anchorPoint and children";
}
}

static class Test4 extends TestDemo {

public Test4() {
super();

CCSprite sp1 = CCSprite.sprite("grossinis_sister1.png");//创建精灵
CCSprite sp2 = CCSprite.sprite("grossinis_sister2.png");

sp1.setPosition(CGPoint.make(100, 160));//设置顶点
sp2.setPosition(CGPoint.make(380, 160));

addChild(sp1, 0, 2);//添加子类
addChild(sp2, 0, 3);

schedule("delay2", 2.0f);//时间表，每2秒执行一次延迟2
schedule("delay4", 4.0f);
}

public void delay2(float dt) {//执行的时候会返回实时的间隔值
CCNode node = getChildByTag(2);//得到2号节点的对象
CCIntervalAction action1 = CCRotateBy.action(1, 360);//一个延时动作
node.runAction(action1);//让这个节点执行动作
}

public void delay4(float dt) {//延时动作4
unschedule("delay4");//只执行1次
removeChildByTag(3, false);//不要这个子类但保留动作
}

public String title() {
return "Tags";
}
}

static class Test5 extends TestDemo {//常见的生成类

public Test5() {
super();

CCSprite sp1 = CCSprite.sprite("grossinis_sister1.png");
CCSprite sp2 = CCSprite.sprite("grossinis_sister2.png");

sp1.setPosition(CGPoint.make(100, 160));
sp2.setPosition(CGPoint.make(380, 160));

CCIntervalAction rot = CCRotateBy.action(2, 360);
CCIntervalAction rot_back = rot.reverse();
CCAction forever = CCRepeatForever.action(
CCSequence.actions(rot, rot_back));
CCAction forever2 = forever.copy();

forever.setTag(101);
forever2.setTag(102);

addChild(sp1, 0, kTagSprite1);
addChild(sp2, 0, kTagSprite2);

sp1.runAction(forever);
sp2.runAction(forever2);

schedule("addAndRemove", 2.0f);
}

public void addAndRemove(float dt) {//先移除然第一个保留动作，然后重新添加
CCNode sp1 = getChildByTag(kTagSprite1);
CCNode sp2 = getChildByTag(kTagSprite2);

removeChild(sp1, false);
removeChild(sp2, true);

addChild(sp1, 0, kTagSprite1);
addChild(sp2, 0, kTagSprite2);
}

public String title() {
return "remove and cleanup";
}
}

static class Test6 extends TestDemo {//常见的创建类

public Test6() {
super();

CCSprite sp1 = CCSprite.sprite("grossinis_sister1.png");
CCSprite sp11 = CCSprite.sprite("grossinis_sister1.png");

CCSprite sp2 = CCSprite.sprite("grossinis_sister2.png");
CCSprite sp21 = CCSprite.sprite("grossinis_sister2.png");

sp1.setPosition(CGPoint.make(100, 160));
sp2.setPosition(CGPoint.make(380, 160));

CCIntervalAction rot = CCRotateBy.action(2, 360);//旋转
CCIntervalAction rot_back = rot.reverse();
CCAction forever1 = CCRepeatForever.action(CCSequence.actions(rot, rot_back));//永久动作
CCAction forever11 = forever1.copy();//拷贝

CCAction forever2 = forever1.copy();
CCAction forever21 = forever1.copy();

addChild(sp1, 0, kTagSprite1);
sp1.addChild(sp11);
addChild(sp2, 0, kTagSprite2);
sp2.addChild(sp21);

sp1.runAction(forever1);
sp11.runAction(forever11);
sp2.runAction(forever2);
sp21.runAction(forever21);

schedule("addAndRemove", 2.0f);//每2秒执行一次
}

public void addAndRemove(float dt) {//同上一个类中的方法
CCNode sp1 = getChildByTag(kTagSprite1);
CCNode sp2 = getChildByTag(kTagSprite2);

removeChild(sp1, false);
removeChild(sp2, true);

addChild(sp1, 0, kTagSprite1);
addChild(sp2, 0, kTagSprite2);
}

public String title() {
return "remove/cleanup with children";
}
}

static class StressTest1 extends TestDemo {//又一个常见类
public StressTest1() {
super();

CGSize s = CCDirector.sharedDirector().winSize();

CCSprite sp1 = CCSprite.sprite("grossinis_sister1.png");
addChild(sp1, 0, kTagSprite1);

sp1.setPosition(CGPoint.ccp(s.width/2, s.height/2));

schedule("shouldNotCrash", 1.0f);//每一秒执行一次
}

public void shouldNotCrash(float delta) {
unschedule("shouldNotCrash");//不再执行

CGSize s = CCDirector.sharedDirector().winSize();

// if the node has timers, it crashes
CCNode explosion = CCParticleSun.node();//得到一个太阳离子效果

// if it doesn't, it works Ok.
// CocosNode *explosion = [Sprite spriteWithFile:@"grossinis_sister2.png"];

explosion.setPosition(CGPoint.ccp(s.width/2, s.height/2));//设置位置

runAction(CCSequence.actions(//执行动作
CCRotateBy.action(2.0f, 360),
CCCallFuncN.action(this, "removeMe")//执行方法
));

addChild(explosion);//添加这个效果节点
}

// remove
public void removeMe(Object node) {
this.getParent().removeChild((CCNode)node, true);//移除并且停止动画
nextCallback(this);
}

public String title(){
return "stress test #1: no crashes";
}
}

static class StressTest2 extends TestDemo {//测试2
public StressTest2() {
//
// Purpose of this test:
// Objects should be released when a layer is removed
//

super();

CGSize s = CCDirector.sharedDirector().winSize();//同理不再赘述

CCLayer sublayer = CCLayer.node();

CCSprite sp1 = CCSprite.sprite("grossinis_sister1.png");
sp1.setPosition(CGPoint.ccp(80, s.height/2));

CCIntervalAction move = CCMoveBy.action(3.0f, CGPoint.ccp(350,0));
CCIntervalAction move_ease_inout3 = CCEaseInOut.action(move.copy(), 2.0f);
CCIntervalAction move_ease_inout_back3 = move_ease_inout3.reverse();
CCIntervalAction seq3 = CCSequence.actions(move_ease_inout3, move_ease_inout_back3);
sp1.runAction(CCRepeatForever.action(seq3));
sublayer.addChild(sp1, 1);

CCParticleFire fire = CCParticleFire.node();//着火了效果..
fire.setPosition(CGPoint.ccp(80, s.height/2-50));
CCIntervalAction copy_seq3 = seq3.copy();//一个延时动作
fire.runAction(CCRepeatForever.action(copy_seq3));
sublayer.addChild(fire, 2);

schedule("shouldNotLeak", 6.0f);//执行方法6秒后

addChild(sublayer, 0, kTagSprite1);
}

public void shouldNotLeak(float dt) {
unschedule("shouldNotLeak");
CCNode sublayer = getChildByTag(kTagSprite1);
sublayer.removeAllChildren(true);//移除所有
}

public String title() {
return "stress test #2: no leaks";
}
}

static class CustomNode extends CCNode {
public static CustomNode node() {
return new CustomNode();
}

public void doSomething(float dt) {
ccMacros.CCLOG("CustomNode", "do something...");
}
}

static class SchedulerTest1 extends TestDemo {
public SchedulerTest1() {
//
// Purpose of this test:
// Scheduler should be released
//
super();

CCNode layer = CustomNode.node();
// ccMacros.CCLog(@"retain count after init is %d", [layer retainCount]); // 1

addChild(layer, 0);
// ccMacros.CCLog(@"retain count after addChild is %d", [layer retainCount]); // 2

layer.schedule("doSomething");
// ccMacros.CCLog(@"retain count after schedule is %d", [layer retainCount]); // 3

layer.unschedule("doSomething");
// ccMacros.CCLog(@"retain count after unschedule is %d", [layer retainCount]); // STILL 3!
}

public String title() {
return "cocosnode scheduler test #1";
}
}

static class NodeToWorld extends TestDemo {//又一个
public NodeToWorld() {
super();

//
// This code tests that nodeToParent works OK:
// - It tests different anchor Points
// - It tests different children anchor points

CCSprite back = CCSprite.sprite("background3.png");//背景图片3
addChild(back, -10);//把背景放在老低下
back.setAnchorPoint(CGPoint.ccp(0,0));
CGSize backSize = back.getContentSize();
//同理的按钮菜单
CCMenuItem item = CCMenuItemImage.item("btn-play-normal.png", "btn-play-selected.png");
CCMenu menu = CCMenu.menu(item);
menu.alignItemsVertically();
menu.setPosition(CGPoint.ccp(backSize.width/2, backSize.height/2));
back.addChild(menu);
//瞬时动作
CCIntervalAction rot = CCRotateBy.action(5, 360);
CCRepeatForever fe = CCRepeatForever.action(rot);//永久动作
item.runAction(fe);

CCIntervalAction move = CCMoveBy.action(3.0f, CGPoint.ccp(200,0));
CCIntervalAction move_back = move.reverse();
CCSequence seq = CCSequence.actions(move, move_back);
CCRepeatForever fe2 = CCRepeatForever.action(seq);
back.runAction(fe2);//执行动作
}

public String title() {
return "nodeToParent transform";
}
}

static class CameraOrbitTest extends TestDemo {//一个重要的例子，背景可以翻动，精灵也可以.总之看起来就像立体一样，但是是张纸一样的立体
public void onEnter() {
super.onEnter();
CCDirector.sharedDirector().setProjection(CCDirector.kCCDirectorProjection3D);//设置为参数组2
}

public void onExit() {
CCDirector.sharedDirector().setProjection(CCDirector.kCCDirectorProjection2D);//退出时还原参数
super.onExit();
}

public CameraOrbitTest() {
super();

CGSize s = CCDirector.sharedDirector().winSize();//得到屏幕大小

CCSprite p = CCSprite.sprite("background3.png");//依然是这个背景
addChild(p, 0);//添加进去
p.setPosition(CGPoint.ccp(s.width/2, s.height/2));//设置位置
p.setOpacity(128);//暧昧度...也就是不透明度

CCSprite sprite = null;//精灵
CCOrbitCamera orbit = null;//摄像头

// LEFT
sprite = CCSprite.sprite("grossini.png");//得到精灵
sprite.setScale(0.5f);
p.addChild(sprite, 0);
sprite.setPosition(CGPoint.ccp(s.width/4*1, s.height/2));
orbit = CCOrbitCamera.action(2.0f, 1, 0, 0, 360, 0, 0);//重要的摄像头变换类，但是其实是精灵在变换，在2秒内从1,0,0的角度，变换0,360,0
sprite.runAction(CCRepeatForever.action(orbit));//永久重复运动

// CENTER
sprite = CCSprite.sprite("grossini.png");//以下两个同理
sprite.setScale(1.0f);
p.addChild(sprite, 0);
sprite.setPosition(CGPoint.ccp(s.width/4*2, s.height/2));
orbit = CCOrbitCamera.action(2.0f, 1, 0, 0, 360, 45, 0);
sprite.runAction(CCRepeatForever.action(orbit));

// RIGHT
sprite = CCSprite.sprite("grossini.png");
sprite.setScale(2.0f);
p.addChild(sprite, 0);
sprite.setPosition(CGPoint.ccp(s.width/4*3, s.height/2));
orbit = CCOrbitCamera.action(2.0f, 1, 0, 0, 360, 90, -45);
sprite.runAction(CCRepeatForever.action(orbit));

// PARENT
orbit = CCOrbitCamera.action(10.0f, 1, 0, 0, 360, 0, 90);//这是让场景也变换
p.runAction(CCRepeatForever.action(orbit));

this.setScale(1.0f);//设置缩放比例1
}

public String title() {
return "Camera Orbit test";
}
}

static class CameraZoomTest extends TestDemo {//变焦距
public void onEnter() {
super.onEnter();
CCDirector.sharedDirector().setProjection(CCDirector.kCCDirectorProjection3D);//当得到焦点时转换为3d状态。也只有显示的时候才会得到焦点
}

public void onExit() {
CCDirector.sharedDirector().setProjection(CCDirector.kCCDirectorProjection2D);
super.onExit();
}//失去焦点，或者关闭时

public CameraZoomTest() {
super();

CGSize s = CCDirector.sharedDirector().winSize();//得到屏幕大小

CCSprite sprite = null;
CCCamera cam = null;

// LEFT
sprite = CCSprite.sprite("grossini.png");//精灵
addChild(sprite, 0);
sprite.setPosition(CGPoint.ccp(s.width/4*1, s.height/2));
cam = sprite.getCamera();
cam.setEye(0, 0, 415);//给相机设置看的点

// CENTER
sprite = CCSprite.sprite("grossini.png");
addChild(sprite, 0, 40);
sprite.setPosition(CGPoint.ccp(s.width/4*2, s.height/2));
// cam = [sprite camera];
// [cam setEyeX:0 eyeY:0 eyeZ:415/2];

// RIGHT
sprite = CCSprite.sprite("grossini.png");
addChild(sprite, 0, 20);
sprite.setPosition(CGPoint.ccp(s.width/4*3, s.height/2));
// cam = [sprite camera];
// [cam setEyeX:0 eyeY:0 eyeZ:-485];
// [cam setCenterX:0 centerY:0 centerZ:0];

schedule(new UpdateCallback() {
@Override
public void update(float d) {
updateEye(d);//更新眼睛
}
});
}

static float z = 0;

public void updateEye(float dt) {
CCNode sprite = null;
CCCamera cam = null;

z += dt * 100;

sprite = getChildByTag(20);
cam = sprite.getCamera();
cam.setEye(0, 0, z);

sprite = getChildByTag(40);
cam = sprite.getCamera();
cam.setEye(0, 0, z);
}

public String title() {
return "Camera Zoom test";
}
}

static class CameraCenterTest extends TestDemo {//相机在中心测试

public CameraCenterTest() {
super();

CGSize s = CCDirector.sharedDirector().winSize();

CCSprite sprite = null;
CCOrbitCamera orbit = null;

// LEFT-TOP
sprite = CCSprite.sprite("grossini.png");
addChild(sprite, 0);
sprite.setPosition(CGPoint.ccp(s.width/5*1, s.height/5*1));
sprite.setColor(ccColor3B.ccRED);
sprite.setTextureRect(CGRect.make(0, 0, 120, 50));
orbit = CCOrbitCamera.action(10, 1, 0, 0, 360, 0, 0);//相机动作
sprite.runAction(CCRepeatForever.action(orbit));

// LEFT-BOTTOM
sprite = CCSprite.sprite("grossinis_sister1.png");
addChild(sprite, 0, 40);
sprite.setPosition(CGPoint.ccp(s.width/5*1, s.height/5*4));
sprite.setColor(ccColor3B.ccBLUE);
sprite.setTextureRect(CGRect.make(0, 0, 120, 50));
orbit = CCOrbitCamera.action(10.0f, 1, 0, 0, 360, 0, 0);//同理
sprite.runAction(CCRepeatForever.action(orbit));

// RIGHT-TOP
sprite = CCSprite.sprite("grossinis_sister2.png");
addChild(sprite, 0);
sprite.setPosition(CGPoint.ccp(s.width/5*4, s.height/5*1));
sprite.setColor(ccColor3B.ccYELLOW);
sprite.setTextureRect(CGRect.make(0, 0, 120, 50));
orbit = CCOrbitCamera.action(10.0f, 1, 0, 0, 360, 0, 0);//同理
sprite.runAction(CCRepeatForever.action(orbit));

// RIGHT-BOTTOM
sprite = CCSprite.sprite("smoke.png");
addChild(sprite, 0, 40);
sprite.setPosition(CGPoint.ccp(s.width/5*4, s.height/5*4));
sprite.setColor(ccColor3B.ccGREEN);
sprite.setTextureRect(CGRect.make(0, 0, 120, 50));
orbit = CCOrbitCamera.action(10.0f, 1, 0, 0, 360, 0, 0);//同理
sprite.runAction(CCRepeatForever.action(orbit));

// CENTER
sprite = CCSprite.sprite("snow.png");
addChild(sprite, 0, 40);
sprite.setPosition(CGPoint.ccp(s.width/2, s.height/2));
sprite.setColor(ccColor3B.ccWHITE);
sprite.setTextureRect(CGRect.make(0, 0, 120, 50));
orbit = CCOrbitCamera.action(10.0f, 1, 0, 0, 360, 0, 0);//同理
sprite.runAction(CCRepeatForever.action(orbit));
}

public String title() {
return "Camera Center test";
}

public String subtitle() {
return "Sprites should rotate at the same speed";
}
}
}
//粒子效果：CCParticleFire 火焰效果
//CCParticleSun.node();太阳离子