尝试从表面视图调用活动（通过onTouch）

Question

我一直试图通过触摸从表面视图调用活动。然而，随着我构建的代码（我试过所有可能的试验和错误，我是一个新手程序员），我一直点击表面视图，什么也没有发生。

我迫切需要一些帮助的家伙，这是一所学校的项目：3个

谢谢！

package com.projtimesequencesrc; 

import android.content.Context; 
import android.content.Intent; 
import android.graphics.Bitmap; 
import android.graphics.BitmapFactory; 
import android.graphics.Canvas; 
import android.graphics.Paint; 
import android.graphics.Rect; 
import android.os.SystemClock; 
import android.util.AttributeSet; 
import android.view.MotionEvent; 
import android.view.View; 
import android.view.View.OnTouchListener; 

public class SurfaceViewer extends View implements OnTouchListener { 

private Context svc; 

float x, y; 

Bitmap bgd, main; 

Bitmap dialog; 
Rect dialogsrc, dialogdst; 
//dog 



Bitmap dog; 
Rect dogsrc, dogdst; 
Paint p; 

//Molly 
Bitmap molly; 
Rect mollysrc, mollydst; 

//Molly2 
Bitmap youngstar; 
Rect youngstarsrc, youngstardst; 

//Bear 
Bitmap bear; 
Rect bearsrc, beardst; 

Thread tbear, tdbear; 
Runnable rbear, dbear; 

//man1 
Bitmap man1; 
Rect mansrc, mandst; 

// Main Character 
Rect bgdst, charsrc, chardst; 

Thread tstory, tdstory; 
Runnable rstory, dstory; 


protected void onDraw (Canvas c) { 
    super.onDraw(c); 
    bgdst.right=getWidth(); 
    bgdst.bottom=getHeight(); 

    c.drawBitmap(bgd, null, bgdst, p); 
    c.drawBitmap(main, charsrc,chardst, p); 
    c.drawBitmap(dog, dogsrc, dogdst, p); 
    c.drawBitmap(bear, bearsrc, beardst, p); 
    c.drawBitmap(man1, mansrc, mandst, p); 
    c.drawBitmap(dialog, dialogsrc, dialogdst, p); 
    c.drawBitmap(molly, mollysrc,mollydst, p); 
    c.drawBitmap(youngstar, youngstarsrc, youngstardst, p); 

    invalidate(); 
} 


void sqyoungstar2() { 

    int count = 0; 
    while (true) { 
     youngstarsrc.left += 64; 
     youngstarsrc.right += 64; 
     if (youngstarsrc.left > (64*6)) { 
      youngstarsrc.left = 0; 
      youngstarsrc.right = 64; 
     } 

     SystemClock.sleep(200); 
     count++; 
     if (count > 38) { 
      break; 
     } 
    } 

} 

void sqyoungstar1() { 
    youngstarsrc.left = 0; 
    youngstarsrc.right = 64; 
    youngstarsrc.top = 64*2; 
    youngstarsrc.bottom = 64*3; 

    youngstardst.left = 280; 
    youngstardst.right = 330; 
    youngstardst.top = 200; 
    youngstardst.bottom = 250; 
    sqyoungstar2(); 
} 




void seq4() { 
    // Main Character 
    charsrc.left = 0; 
    charsrc.right = 64; 
    charsrc.top = (64*9); 
    charsrc.bottom = (64*10); 

    mansrc.left = 0; 
    mansrc.right = 64; 
    mansrc.top = (64*9); 
    mansrc.bottom = (64*10); 


    int count = 0; 
    while (true) { 
     charsrc.left += 64; 
     charsrc.right += 64; 
     if (charsrc.left > (64*8)) { 
      charsrc.left = 0; 
      charsrc.right = 64; 
     } 

     chardst.offset(-5, 0); 
     SystemClock.sleep(100); 
     count++; 
     if (count > 38) { 
      break; 
     } 
    } 
    SystemClock.sleep(1000); 
} 


void seq3() { 
    // Main Character 


    charsrc.left = 0; 
    charsrc.top = (64*11); 
    charsrc.right= 64; 
    charsrc.bottom = (64*12); 
    SystemClock.sleep(3000); 
    seq4(); 
} 

void seq2() { 
    // Main Character 
    int count = 0; 


    while (true) { 
    charsrc.left += 64; 
    charsrc.right += 64; 
    if (charsrc.left > (64 * 6)) { 
     charsrc.left = 0; 
     charsrc.right = 64; 
    } 
    chardst.offset(5, 0); 
    SystemClock.sleep(100); 
    count++; 
    if (count > 38) { 
     break; 
    } 

} 

seq3(); 


} 

void sequence1() { 
    // main character 

    dialogsrc.left = 0; 
    dialogsrc.right = 536; 
    dialogsrc.top = 0; 
    dialogsrc.bottom = 120; 

    dialogdst.left = 100; 
    dialogdst.right = 736; 
    dialogdst.top = 50; 
    dialogdst.bottom = 170; 

    charsrc.left = 0; 
    charsrc.top = (64*11); 
    charsrc.right= 64; 
    charsrc.bottom = (64*12); 

    chardst.left = 192; 
    chardst.top = 255; 
    chardst.right= 256; 
    chardst.bottom = 315; 


    mansrc.left = 0; 
    mansrc.right = 64; 
    mansrc.top = (64*3); 
    mansrc.bottom = (64*4); 

    mandst.left = 150; 
    mandst.right = 214; 
    mandst.top = 255; 
    mandst.bottom = 315; 

    SystemClock.sleep(2000); 
    seq2(); 
} 


void sqdog4() { 
    dogsrc.left = 0; 
    dogsrc.right = 80; 
    dogsrc.top = 0; 
    dogsrc.bottom = 80; 

    SystemClock.sleep(2000); 
} 

void sqdog3() { 
    dogsrc.left = 80; 
    dogsrc.right = 80*2; 
    dogsrc.top = 80; 
    dogsrc.bottom = 80*2; 

    SystemClock.sleep(2000); 

    sqdog4(); 
} 

void sqdog2() { 
    int count = 0; 
    while (true) { 
    dogsrc.left +=80; 
    dogsrc.right +=80; 

    if (dogsrc.left > (80*2)) { 
     dogsrc.left = 0; 
     dogsrc.right = 80; 
    } 

    SystemClock.sleep(100); 
    count++; 
    if (count > 28) { 
     break; 
    } 

    } 
    SystemClock.sleep(5000); 
    // insert sequence 
    sqdog3(); 
} 

void sqdog1() { 
    dogsrc.left = 0; 
    dogsrc.right = 80; 
    dogsrc.top = 0; 
    dogsrc.bottom = 80; 

    dogdst.left = 470; 
    dogdst.right = 535; 
    dogdst.top = 280; 
    dogdst.bottom = 315; 
    sqdog2(); 
} 


void sqbear2() { 
    int count = 0; 
    while (true) { 
     bearsrc.left+= 56; 
     bearsrc.right+=56; 

     if (bearsrc.left > 56) { 
      bearsrc.left = 0; 
      bearsrc.right = 56; 
     } 

     SystemClock.sleep(100); 
     count++; 
     if (count > 14) { 
      break; 
     } 
    } 
    SystemClock.sleep(2000); 
} 

void sqbear1() { 
    bearsrc.left = 0; 
    bearsrc.right = 56; 
    bearsrc.top = (56*4); 
    bearsrc.bottom = (56*5); 

    beardst.left = 600; 
    beardst.right = 656; 
    beardst.top = 260; 
    beardst.bottom = 316; 
    sqbear2(); 
} 

public SurfaceViewer(Context context, AttributeSet attrs) { 
    super(context, attrs); 
    bgdst = new Rect(); 
    charsrc = new Rect(); 
    chardst = new Rect(); 
    dogsrc = new Rect(); 
    dogdst = new Rect(); 
    bearsrc = new Rect(); 
    beardst = new Rect(); 

    dialogsrc = new Rect(); 
    dialogdst = new Rect(); 

    mansrc = new Rect(); 
    mandst = new Rect(); 

    mollysrc = new Rect(); 
    mollydst = new Rect(); 

    youngstarsrc = new Rect(); 
    youngstardst = new Rect(); 
    // TODO Auto-generated constructor stub 
    main = BitmapFactory.decodeResource(getResources(), 
      R.drawable.moviemysterycharacter); 
    bgd = BitmapFactory.decodeResource(getResources(), 
      R.drawable.background); 
    dog = BitmapFactory.decodeResource(getResources(), 
      R.drawable.dog); 
    bear = BitmapFactory.decodeResource(getResources(), 
      R.drawable.differentbears); 
    man1 = BitmapFactory.decodeResource(getResources(), R.drawable.man1); 

    dialog = BitmapFactory.decodeResource(getResources(), R.drawable.dialog1); 

    molly = BitmapFactory.decodeResource(getResources(), R.drawable.auntmollu); 
    youngstar = BitmapFactory.decodeResource(getResources(), R.drawable.auntmollu); 

    p = new Paint(); 
    rstory = new Runnable() { 
     public void run() { 
      while(true) { 
       sequence1(); 
      } 
     } 
    }; 
    tstory = new Thread(rstory); 
    tstory.start(); 

    dstory = new Runnable() { 
     public void run() { 
      while(true) { 
       sqdog1(); 
      } 
     } 
    }; 
    tdstory = new Thread(dstory); 
    tdstory.start(); 


    dbear = new Runnable() { 
     public void run() { 

      while(true) { 
       sqbear1(); 
      } 
     } 
    }; 
    tbear = new Thread(dbear); 
    tbear.start(); 

    dbear = new Runnable() { 
     public void run() { 
      while (true) { 
       sqyoungstar1(); 
      } 
     } 
    }; 
    tbear = new Thread(dbear); 
    tbear.start(); 


} 





@Override 
public boolean onTouch(View v, MotionEvent me) { 
    // TODO Auto-generated method stub 
    Intent i = new Intent(svc, SecondAct.class); 


    switch (me.getAction()) { 
    case MotionEvent.ACTION_DOWN: 
     svc.startActivity(i); 
     break; 

    case MotionEvent.ACTION_UP: 
     svc.startActivity(i); 
     break; 
    } 


    return true; 


} 

}

Answer 1

尝试使用getContext()代替SVC。