java.lang.OutOfMemoryError使用多任务库时出错
当我运行pics.java类时,我得到了这个错误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
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