android应用源码图片浏览器完整无BUG-IT计算机-毕业设计.zip

package com.worldchip.apk; import java.io.File; import java.io.FileNotFoundException; import java.io.FileOutputStream; import java.io.IOException; import java.nio.Buffer; import java.util.ArrayList; import java.util.List; import java.util.Random; import java.util.Timer; import java.util.TimerTask; import android.app.Activity; import android.app.AlertDialog; import android.content.Context; import android.content.DialogInterface; import android.content.DialogInterface.OnClickListener; import android.content.Intent; import android.content.SharedPreferences; import android.graphics.Bitmap; import android.graphics.Bitmap.Config; import android.graphics.Matrix; import android.os.Bundle; import android.os.Handler; import android.os.Message; import android.preference.PreferenceManager; import android.util.AttributeSet; import android.util.DisplayMetrics; import android.util.Log; import android.view.ContextMenu; import android.view.ContextMenu.ContextMenuInfo; import android.view.Display; import android.view.GestureDetector; import android.view.KeyEvent; import android.view.Menu; import android.view.MenuItem; import android.view.MotionEvent; import android.view.View; import android.view.View.OnTouchListener; import android.view.Window; import android.view.WindowManager; import android.view.animation.Animation; import android.view.animation.AnimationUtils; import android.widget.Button; import android.widget.Gallery; import android.widget.ImageView; import android.widget.ImageView.ScaleType; import android.widget.Toast; public class ImageGalleryView extends Activity{ private static final String TAG = "ImageGalleryView"; private static final String PREF_SLIDESHOW_REPEAT = "pref_gallery_slideshow_repeat_key"; Gallery gallery=null; Animation anim=null; String[] paths=null; List<String> mImagePathList; private ImageGetter mGetter; private final Random mRandom = new Random(System.currentTimeMillis()); boolean mPaused = true; private boolean mSlideShowLoop = false; private int mSlideShowInterval=1000; private int mLastSlideShowImage; int mCurrentPosition = 0; // represents which style animation to use private int mAnimationIndex; private Animation [] mSlideShowInAnimation; private Animation [] mSlideShowOutAnimation; private SharedPreferences mPrefs; // Choices for what adjacents to load. private static final int[] sOrderAdjacents = new int[] {0, 1, -1}; private static final int[] sOrderSlideshow = new int[] {0}; GestureDetector mGestureDetector; final GetterHandler mHandler = new GetterHandler(); static final int MODE_NORMAL = 1; static final int MODE_SLIDESHOW = 2; private int mMode = MODE_NORMAL; // The image view displayed for normal mode. private ImageViewTouch mCurrentImageView; private Button mSaveConfirm; private Button mSaveCancel; // This is the cache for thumbnail bitmaps. private BitmapCache mCache; String path=null; GalleryAdapter galleryAdapter=null; private float scaleWidth=1, scaleHeight=1; private int mSlideShowImageCurrent = 0; private final ImageViewTouchBase [] mSlideShowImageViews = new ImageViewTouchBase[2]; private Bitmap currentBitmap; private Bitmap effectsBitmap; private String currentPath; private int currentPosition; private int displayWidth, displayHeight; //FLING PARMS public static final int FLING_MIN_DISTANCE=100; public static final int FLING_MIN_VELOCITY=200; //Menu public static final int ANIMATION = Menu.FIRST; public static final int ROTATE = Menu.FIRST+1; public static final int THUMBNAIL = Menu.FIRST+2; public static final int SETUPFOR = Menu.FIRST+5; public static final int DELETE = Menu.FIRST+6; public static final int DETAILS = Menu.FIRST+3; public static final int QUITE = Menu.FIRST+4; public static final int EFFECTS = Menu.FIRST+7; private void setupOnTouchListeners(View rootView) { mGestureDetector = new GestureDetector(this, new MyGestureListener()); OnTouchListener rootListener = new OnTouchListener() { public boolean onTouch(View v, MotionEvent event) { mGestureDetector.onTouchEvent(event); // We do not use the return value of // mGestureDetector.onTouchEvent because we will not receive // the "up" event if we return false for the "down" event. return true; } }; rootView.setOnTouchListener(rootListener); } private class MyGestureListener extends GestureDetector.SimpleOnGestureListener { @Override public boolean onScroll(MotionEvent e1, MotionEvent e2, float distanceX, float distanceY) { //if (mPaused) return false; ImageViewTouch imageView = mCurrentImageView; if (imageView.getScale() > 1F) { imageView.postTranslateCenter(-distanceX, -distanceY); } return true; } @Override public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX, float velocityY) { // TODO Auto-generated method stub if((e1.getX()-e2.getX()>FLING_MIN_DISTANCE)&& Math.abs(velocityX)>FLING_MIN_VELOCITY) { moveNextOrPrevious(1); } else if((e2.getX()-e1.getX()>FLING_MIN_DISTANCE)&& Math.abs(velocityX)>FLING_MIN_VELOCITY) { moveNextOrPrevious(-1); } return super.onFling(e1, e2, velocityX, velocityY); } @Override public boolean onSingleTapUp(MotionEvent e) { //if (mPaused) return false; //setMode(MODE_NORMAL); //openOptionsMenu(); return true; } @Override public boolean onSingleTapConfirmed(MotionEvent e) { //if (mPaused) return false; //showOnScreenControls(); //scheduleDismissOnScreenControls(); setMode(MODE_NORMAL); openOptionsMenu(); return true; } @Override public boolean onDown(MotionEvent e) { // TODO Auto-generated method stub return super.onDown(e); } @Override public boolean onDoubleTap(MotionEvent e) { //if (mPaused) return false; ImageViewTouch imageView = mCurrentImageView; // Switch between the original scale and 3x scale. if (imageView.getScale() > 2F) { mCurrentImageView.zoomTo(1f); } else { mCurrentImageView.zoomToPoint(3f, e.getX(), e.getY()); } return true; } } private Animation makeInAnimation(int id) { Animation inAnimation = AnimationUtils.loadAnimation(this, id); return inAnimation; } private Animation makeOutAnimation(int id) { Animation outAnimation = AnimationUtils.loadAnimation(this, id); return outAnimation; } private static int getPreferencesInteger( SharedPreferences prefs, String key, int defaultValue) { String value = prefs.getString(key, null); try { return value == null ? defaultValue : Integer.parseInt(value); } catch (NumberFormatException ex) { Log.e(TAG, "couldn't parse preference: " + value, ex); return defaultValue; } } void setMode(int mode) { if (mMode == mode) { return; } View slideshowPanel = findViewById(R.id.slideShowContainer); View normalPanel = findViewById(R.id.abs); Window win = getWindow(); mMode = mode; if (mo