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java.lang.OutOfMemoryError使用多任务库时出错_Java_Android - Fatal编程技术网

java.lang.OutOfMemoryError使用多任务库时出错

java.lang.OutOfMemoryError使用多任务库时出错,java,android,Java,Android,当我运行pics.java类时,我得到了这个错误 11-07 20:23:15.468: E/AndroidRuntime(4294): java.lang.OutOfMemoryError: bitmap size exceeds VM budget 这是我的pics.java类: package kostas.menu.climb; import android.app.Activity; import android.content.Context; import android.co

当我运行pics.java类时,我得到了这个错误

11-07 20:23:15.468: E/AndroidRuntime(4294): java.lang.OutOfMemoryError: bitmap size exceeds VM budget
这是我的pics.java类:

package kostas.menu.climb;

import android.app.Activity;
import android.content.Context;
import android.content.res.TypedArray;
import android.graphics.Matrix;
import android.graphics.PointF;
import android.os.Bundle;
import android.util.FloatMath;
import android.util.Log;
import android.view.MotionEvent;
import android.view.View;
import android.view.ViewGroup;
import android.view.View.OnTouchListener;
import android.widget.AdapterView;
import android.widget.BaseAdapter;
import android.widget.Gallery;
import android.widget.ImageView;
import android.widget.AdapterView.OnItemClickListener;

public class therisospics extends Activity implements OnTouchListener {

   public Context cont;

    private static final String TAG = "Touch";
       // These matrices will be used to move and zoom image
       Matrix matrix = new Matrix();
       Matrix savedMatrix = new Matrix();

       // We can be in one of these 3 states
       static final int NONE = 0;
       static final int DRAG = 1;
       static final int ZOOM = 2;
       int mode = NONE;

       // Remember some things for zooming
       PointF start = new PointF();
       PointF mid = new PointF();
       float oldDist = 1f;

       private Gallery gallery;

       private Integer[] Imgid = {
                R.drawable.kosm1,R.drawable.th2,R.drawable.th3,R.drawable.th4,R.drawable.th5,R.drawable.th6,R.drawable.th7,R.drawable.th8,R.drawable.th9,R.drawable.th10};


    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.gallery);

       final ImageView view = (ImageView) findViewById(R.id.imageView);

        view.setOnTouchListener(this);
        view.setImageResource(Imgid[0]);



         gallery = (Gallery) findViewById(R.id.examplegallery);
         gallery.setAdapter(new AddImgAdp(this));

         gallery.setOnItemClickListener(new OnItemClickListener() {
            public void onItemClick(AdapterView<?> parent, View v, int position, long id) {
                view.setImageResource(Imgid[position]); 
            }
        });
    } 


    @Override
    public boolean onTouch(View v, MotionEvent event) {
          ImageView view = (ImageView) v;

       // Dump touch event to log
       dumpEvent(event);

    // Handle touch events here...
       switch (event.getAction() & MotionEvent.ACTION_MASK) {
       case MotionEvent.ACTION_DOWN:
          savedMatrix.set(matrix);
          start.set(event.getX(), event.getY());
          Log.d(TAG, "mode=DRAG");
          mode = DRAG;
          break;
       case MotionEvent.ACTION_POINTER_DOWN:
          oldDist = spacing(event);
          Log.d(TAG, "oldDist=" + oldDist);
          if (oldDist > 10f) {
             savedMatrix.set(matrix);
             midPoint(mid, event);
             mode = ZOOM;
             Log.d(TAG, "mode=ZOOM");
          }
          break;
       case MotionEvent.ACTION_UP:
       case MotionEvent.ACTION_POINTER_UP:
          mode = NONE;
          Log.d(TAG, "mode=NONE");
          break;
       case MotionEvent.ACTION_MOVE:
          if (mode == DRAG) {
             // ...
             matrix.set(savedMatrix);
             matrix.postTranslate(event.getX() - start.x,
                   event.getY() - start.y);
          }
          else if (mode == ZOOM) {
             float newDist = spacing(event);
             Log.d(TAG, "newDist=" + newDist);
             if (newDist > 10f) {
                matrix.set(savedMatrix);
                float scale = newDist / oldDist;
                matrix.postScale(scale, scale, mid.x, mid.y);
             }
          }
          break;
       }

       view.setImageMatrix(matrix);
       return true; // indicate event was handled
    }


    private float spacing(MotionEvent event) {
           float x = event.getX(0) - event.getX(1);
           float y = event.getY(0) - event.getY(1);
           return FloatMath.sqrt(x * x + y * y);
        }

    private void midPoint(PointF point, MotionEvent event) {
           float x = event.getX(0) + event.getX(1);
           float y = event.getY(0) + event.getY(1);
           point.set(x / 2, y / 2);
        }


    private void dumpEvent(MotionEvent event) {
           String names[] = { "DOWN" , "UP" , "MOVE" , "CANCEL" , "OUTSIDE" ,
              "POINTER_DOWN" , "POINTER_UP" , "7?" , "8?" , "9?" };
           StringBuilder sb = new StringBuilder();
           int action = event.getAction();
           int actionCode = action & MotionEvent.ACTION_MASK;
           sb.append("event ACTION_" ).append(names[actionCode]);
           if (actionCode == MotionEvent.ACTION_POINTER_DOWN
                 || actionCode == MotionEvent.ACTION_POINTER_UP) {
              sb.append("(pid " ).append(
              action >> MotionEvent.ACTION_POINTER_ID_SHIFT);
              sb.append(")" );
           }
           sb.append("[" );
           for (int i = 0; i < event.getPointerCount(); i++) {
              sb.append("#" ).append(i);
              sb.append("(pid " ).append(event.getPointerId(i));
              sb.append(")=" ).append((int) event.getX(i));
              sb.append("," ).append((int) event.getY(i));
              if (i + 1 < event.getPointerCount())
                 sb.append(";" );
           }
           sb.append("]" );
           Log.d(TAG, sb.toString());
        }
    public class AddImgAdp extends BaseAdapter {
        int GalItemBg;
        private Context cont;

        public AddImgAdp(Context c) {  
            cont = c;
            TypedArray typArray = c.obtainStyledAttributes(R.styleable.Gallery1);
            GalItemBg = typArray.getResourceId(R.styleable.Gallery1_android_galleryItemBackground, 0);
            typArray.recycle();
        }

        public int getCount() {
            return Imgid.length;
        }

        public Object getItem(int position) {
            return position;
        }

        public long getItemId(int position) {
            return position;
        }

        public View getView(int position, View convertView, ViewGroup parent) {
            ImageView imgView = new ImageView(cont);

            imgView.setImageResource(Imgid[position]);
            imgView.setLayoutParams(new Gallery.LayoutParams(80, 70));
            imgView.setScaleType(ImageView.ScaleType.FIT_XY);
            imgView.setBackgroundResource(GalItemBg);

            return imgView;
        }
    }

}
package kostas.menu.gramp;
导入android.app.Activity;
导入android.content.Context;
导入android.content.res.TypedArray;
导入android.graphics.Matrix;
导入android.graphics.PointF;
导入android.os.Bundle;
导入android.util.FloatMath;
导入android.util.Log;
导入android.view.MotionEvent;
导入android.view.view;
导入android.view.ViewGroup;
导入android.view.view.OnTouchListener;
导入android.widget.AdapterView;
导入android.widget.BaseAdapter;
导入android.widget.Gallery;
导入android.widget.ImageView;
导入android.widget.AdapterView.OnItemClickListener;
公共类therisospics将活动实现扩展到TouchListener上{
公共环境控制;
私有静态最终字符串TAG=“Touch”;
//这些矩阵将用于移动和缩放图像
矩阵=新矩阵();
矩阵savedMatrix=新矩阵();
//我们可能处于这三种状态之一
静态最终int NONE=0;
静态最终整数阻力=1;
静态最终整数缩放=2;
int模式=无;
//记住一些关于缩放的事情
PointF start=新的PointF();
PointF mid=新的PointF();
浮动oldDist=1f;
私人画廊;
私有整数[]Imgid={
R.drawable.kosm1,R.drawable.th2,R.drawable.th3,R.drawable.th4,R.drawable.th5,R.drawable.th6,R.drawable.th7,R.drawable.th8,R.drawable.th9,R.drawable.th10};
@凌驾
创建时的公共void(Bundle savedInstanceState){
super.onCreate(savedInstanceState);
setContentView(R.layout.gallery);
最终ImageView=(ImageView)findViewById(R.id.ImageView);
view.setOnTouchListener(这个);
view.setImageResource(Imgid[0]);
gallery=(gallery)findViewById(R.id.examplegallery);
gallery.setAdapter(新AddImgAdp(本));
gallery.setOnItemClickListener(新的OnItemClickListener(){
public void onItemClick(AdapterView父视图、视图v、整型位置、长id){
view.setImageResource(Imgid[position]);
}
});
} 
@凌驾
公共布尔onTouch(视图v,运动事件){
ImageView视图=(ImageView)v;
//将触摸事件转储到日志
dumpEvent(事件);
//在这里处理触摸事件。。。
开关(event.getAction()&MotionEvent.ACTION\u掩码){
case MotionEvent.ACTION\u DOWN:
savedMatrix.set(矩阵);
set(event.getX(),event.getY());
Log.d(标记“mode=DRAG”);
模式=拖动;
打破
case MotionEvent.ACTION\u指针\u向下:
oldDist=间距(事件);
Log.d(标记“oldDist=“+oldDist”);
如果(旧区>10f){
savedMatrix.set(矩阵);
中点(中点,事件);
模式=缩放;
Log.d(标记“mode=ZOOM”);
}
打破
case MotionEvent.ACTION\u UP:
case MotionEvent.ACTION\u指针\u向上:
模式=无;
Log.d(标记“mode=NONE”);
打破
case MotionEvent.ACTION\u移动:
如果(模式==拖动){
// ...
矩阵集(savedMatrix);
postTranslate(event.getX()-start.x,
event.getY()-start.y);
}
else if(模式==缩放){
float newDist=间距(事件);
Log.d(标记“newDist=“+newDist”);
如果(新距离>10f){
矩阵集(savedMatrix);
浮动比例=新距离/旧距离;
矩阵。后标度(标度、标度、中x、中y);
}
}
打破
}
视图.setImageMatrix(矩阵);
返回true;//指示事件已处理
}
专用浮动间距(MotionEvent事件){
float x=event.getX(0)-event.getX(1);
float y=event.getY(0)-event.getY(1);
返回FloatMath.sqrt(x*x+y*y);
}
专用空心中点(点F点、MotionEvent事件){
float x=event.getX(0)+event.getX(1);
float y=event.getY(0)+event.getY(1);
点集(x/2,y/2);
}
私有void转储事件(MotionEvent事件){
字符串名称[]={“向下”、“向上”、“移动”、“取消”、“外部”,
“指针向下”、“指针向上”、“7?”、“8?”、“9?”;
StringBuilder sb=新的StringBuilder();
int action=event.getAction();
int actionCode=action&MotionEvent.action\u掩码;
附加(名称[动作代码]);
如果(actionCode==MotionEvent.ACTION\u指针\u向下
||actionCode==MotionEvent.ACTION(指针向上){
某人追加(“(pid”)。追加(
动作>>MotionEvent.action\u指针\u ID\u移位);
某人加上(“)”;
}
某人加上(“[”);
for(int i=0;i