Android游戏开发之游戏主菜单与进度条加载源码

package cn.m15.xys; import java.io.InputStream; import android.app.Activity; import android.content.Context; import android.content.pm.ActivityInfo; import android.graphics.Bitmap; import android.graphics.BitmapFactory; import android.graphics.Canvas; import android.graphics.Color; import android.graphics.Paint; import android.os.Bundle; import android.view.Display; import android.view.MotionEvent; import android.view.SurfaceHolder; import android.view.SurfaceView; import android.view.Window; import android.view.WindowManager; import android.view.SurfaceHolder.Callback; public class SurfaceViewAcitvity extends Activity{ AnimView mAnimView = null; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); // 全屏显示窗口 requestWindowFeature(Window.FEATURE_NO_TITLE); getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN); //强制为横屏 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE); // 获取屏幕宽高 Display display = getWindowManager().getDefaultDisplay(); // 显示自定义的游戏View mAnimView = new AnimView(this,display.getWidth(), display.getHeight()); setContentView(mAnimView); } public boolean onTouchEvent(MotionEvent event) { // 获得触摸的坐标 int x = (int) event.getX(); int y = (int) event.getY(); switch (event.getAction()) { // 触摸屏幕时刻 case MotionEvent.ACTION_DOWN: mAnimView.UpdateTouchEvent(x, y); break; // 触摸并移动时刻 case MotionEvent.ACTION_MOVE: break; // 终止触摸时刻 case MotionEvent.ACTION_UP: break; } return false; } public class AnimView extends SurfaceView implements Callback,Runnable{ /**屏幕的宽高**/ private int mScreenWidth = 0; private int mScreenHeight = 0; /**游戏主菜单状态**/ private static final int GAME_MENU = 0; private static final int GAME_LOAD = 1; private static final int GAME_TEACH = 2; private static final int GAME_OPTION = 4; /**游戏状态**/ private int mState = GAME_MENU; Paint mPaint = null; /**游戏背景资源**/ private Bitmap mBitMenuBG = null; /**游戏背景标题资源**/ private Bitmap mBitMenuTitle = null; /**游戏背景动画**/ private Animation mMenuAnim = null; /**动画的X坐标**/ private int mMenuAnimPosX = 0; /**动画的宽度**/ private static final int MENU_ANIM_WIDTH = 75; /**主菜单教学按钮**/ private ImageButton mButtonTeach = null; /**主菜单教学按钮的坐标**/ private int mTeachPosX = 0; private int mTeachPosY = 160; /**主菜单设置按钮**/ ImageButton mButtonOption = null; /**主菜单设置按钮的坐标**/ private int mOptionPosX = 340; private int mOptionPosY = 165; /**进度条资源**/ private Bitmap mLoadBack = null; private Bitmap mLoadShow = null; /**进度条数值 取值范围为0到100**/ private int mProgress = 0; private int mProgressBar = 0; /**加载完成进入教学界面**/ private Bitmap mBitTeach = null; /**雨松MOMO**/ private Bitmap mMomo = null; /**游戏主线程**/ private Thread mThread = null; /**线程循环标志**/ private boolean mIsRunning = false; private SurfaceHolder mSurfaceHolder = null; private Canvas mCanvas = null; private Context mContext = null; /** * 构造方法 * * @param context */ public AnimView(Context context,int screenWidth, int screenHeight) { super(context); mContext = context; mPaint = new Paint(); mScreenWidth = screenWidth; mScreenHeight = screenHeight; /**获取mSurfaceHolder**/ mSurfaceHolder = getHolder(); mSurfaceHolder.addCallback(this); setFocusable(true); init(); setGameState(GAME_MENU); } protected void Draw() { switch (mState) { case GAME_MENU: /**计算鱼动画的X坐标向左超出屏幕后在还原保持一直在屏幕上游动**/ mMenuAnimPosX-= 5; if(mMenuAnimPosX + MENU_ANIM_WIDTH <= 0) { mMenuAnimPosX = mScreenWidth; } /**绘制背景**/ mCanvas.drawBitmap(mBitMenuBG, 0, 0, mPaint); mCanvas.drawBitmap(mBitMenuTitle, (mScreenWidth - mBitMenuTitle.getWidth()) >> 1,0, mPaint); mMenuAnim.DrawAnimation(mCanvas, mPaint, mMenuAnimPosX , 100); /**绘制按钮**/ mButtonTeach.DrawImageButton(mCanvas, mPaint); mButtonOption.DrawImageButton(mCanvas, mPaint); break; case GAME_LOAD: mCanvas.drawBitmap(mBitMenuBG, 0, 0, mPaint); mCanvas.drawBitmap(mBitMenuTitle, (mScreenWidth - mBitMenuTitle.getWidth()) >> 1,0, mPaint); mButtonTeach.DrawImageButton(mCanvas, mPaint); mButtonOption.DrawImageButton(mCanvas, mPaint); mCanvas.drawBitmap(mLoadBack, (mScreenWidth - mLoadBack.getWidth()) >> 1, mScreenHeight >> 1, mPaint); //这里计算进度条进度 Loading(); break; case GAME_TEACH: mCanvas.drawBitmap(mBitTeach, 0, 0, mPaint); mCanvas.drawBitmap(mMomo, (mScreenWidth >> 1) - (mMomo.getWidth()>> 1), 20, mPaint); String str1 = "欢迎光临雨松MOMO的博客 资源已经全部加载完成"; drawRimString(mCanvas,str1,Color.BLACK,(mScreenWidth >> 1) - (((int)mPaint.measureText(str1)) >> 1), mScreenHeight >> 1); break; case GAME_OPTION: mCanvas.drawBitmap(mBitTeach, 0, 0, mPaint); mCanvas.drawBitmap(mMomo, (mScreenWidth >> 1) - (mMomo.getWidth()>> 1), 20, mPaint); String str2 = "设置界面暂未 开放 雨松MOMO：xuanyusong@gmail.com"; drawRimString(mCanvas,str2,Color.BLACK,(mScreenWidth >> 1) - (((int)mPaint.measureText(str2)) >> 1), mScreenHeight >> 1); break; } } private void init() { mBitMenuBG = ReadBitMap(mContext,R.drawable.ui_background_normal); mBitMenuTitle= ReadBitMap(mContext,R.drawable.main_ui_title_cn); mMenuAnim = new Animation(mContext,new int []{R.drawable.l1,R.drawable.l2,R.drawable.l3,R.drawable.l4},true); mMenuAnimPosX = mScreenWidth; mButtonTeach = new ImageButton(mContext,R.drawable.main_ui_button_0,mTeachPosX,mTeachPosY); mButtonOption = new ImageButton(mContext,R.drawable.main_ui_button_1,mOptionPosX,mOptionPosY); mLoadBack = ReadBitMap(mContext,R.drawable.ui_slot_03); mLoadShow = ReadBitMap(mContext,R.drawable.ui_slot_04); mBitTeach = ReadBitMap(mContext,R.drawable.teach); mMomo = ReadBitMap(mContext,R.drawable.jay); } private void setGameState(int newState) { mState = newState; } public void UpdateTouchEvent(int x, int y) { switch(mState) { case GAME_MENU: if(mButtonTeach.IsClick(x, y)) { //教学图片按钮被按下 setGameState(GAME_LOAD); }else if(mButtonOption.IsClick(x, y)) { //设置图片按钮被按下 setGameState(GAME_OPTION); } break; } } /** * 读取本地资源的图片 * * @param context * @param resId * @return */ public Bitmap ReadBitMap(Context context, int resId) { BitmapFactory.Options opt = new BitmapFactory.Options(); opt.inPreferredConfig = Bitmap.Config.RGB_565; opt.inPurgeable = true; opt.inInputShareable = true; // 获取资源图片 InputStream is = context.getResources().openRawResource(resId); return BitmapFactory.decodeStream(is, null, opt); } /** * 绘制画带阴影的文字 * @param canvas * @param str * @param color * @param x * @param y */ public final void drawRimString(Canvas canvas, String str, int color,int x, int y) { int backColor = mPaint.getColor(); mPaint.setColor(~color); canvas.drawText(str, x + 1, y, mPaint); canvas.drawText(str, x, y + 1, mPaint); canvas.drawText(str, x - 1, y, mPaint); canvas.drawText(str, x, y - 1, mPaint); mPaint.setColor(color); canvas.drawText(str, x, y, mPaint); mPaint.setColor(backColor); } /** * 程序切割图片 * @param bitmap * @param x * @param y * @param w * @param h * @return */ public Bitmap BitmapClipBitmap(Bitmap bitmap,int x, int y, int w, int h) { return Bitmap.createBitmap(bitmap, x, y, w, h); } public void Loading() { // 这里应该是去读取资源， 由于没有大量的资源 这里我暂时只用线程去等待