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以下内容为反编译后的 SubsamplingScaleImageView.java 源代码,内容仅作参考
package com.luck.picture.lib.widget.longimage;
import android.content.Context;
import android.content.res.TypedArray;
import android.database.Cursor;
import android.graphics.Bitmap;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Matrix;
import android.graphics.Paint;
import android.graphics.Point;
import android.graphics.PointF;
import android.graphics.Rect;
import android.graphics.RectF;
import android.media.ExifInterface;
import android.net.Uri;
import android.os.AsyncTask;
import android.os.Handler;
import android.os.Message;
import android.util.AttributeSet;
import android.util.DisplayMetrics;
import android.util.Log;
import android.util.TypedValue;
import android.view.GestureDetector;
import android.view.MotionEvent;
import android.view.View;
import android.view.ViewParent;
import androidx.core.internal.view.SupportMenu;
import com.luck.picture.lib.R;
import e.a.a.a.a;
import java.lang.ref.WeakReference;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.Objects;
import java.util.concurrent.Executor;
import org.dsq.library.widget.circularmenu.anim.DefaultAnimationHandler;
public class SubsamplingScaleImageView extends View {
public static final int EASE_IN_OUT_QUAD = 2;
public static final int EASE_OUT_QUAD = 1;
private static final int MESSAGE_LONG_CLICK = 1;
public static final int ORIENTATION_0 = 0;
public static final int ORIENTATION_180 = 180;
public static final int ORIENTATION_270 = 270;
public static final int ORIENTATION_90 = 90;
public static final int ORIENTATION_USE_EXIF = -1;
public static final int ORIGIN_ANIM = 1;
public static final int ORIGIN_DOUBLE_TAP_ZOOM = 4;
public static final int ORIGIN_FLING = 3;
public static final int ORIGIN_TOUCH = 2;
public static final int PAN_LIMIT_CENTER = 3;
public static final int PAN_LIMIT_INSIDE = 1;
public static final int PAN_LIMIT_OUTSIDE = 2;
public static final int SCALE_TYPE_CENTER_CROP = 2;
public static final int SCALE_TYPE_CENTER_INSIDE = 1;
public static final int SCALE_TYPE_CUSTOM = 3;
public static final int ZOOM_FOCUS_CENTER = 2;
public static final int ZOOM_FOCUS_CENTER_IMMEDIATE = 3;
public static final int ZOOM_FOCUS_FIXED = 1;
private Anim anim;
private Bitmap bitmap;
private DecoderFactory<? extends ImageDecoder> bitmapDecoderFactory;
private boolean bitmapIsCached;
private boolean bitmapIsPreview;
private Paint bitmapPaint;
private boolean debug;
private Paint debugPaint;
private ImageRegionDecoder decoder;
private final Object decoderLock;
private float density;
private GestureDetector detector;
private int doubleTapZoomDuration;
private float doubleTapZoomScale;
private int doubleTapZoomStyle;
private float[] dstArray;
private int fullImageSampleSize;
private Handler handler;
private boolean imageLoadedSent;
private boolean isPanning;
private boolean isQuickScaling;
private boolean isZooming;
private Matrix matrix;
private float maxScale;
private int maxTileHeight;
private int maxTileWidth;
private int maxTouchCount;
private float minScale;
private int minimumScaleType;
private int minimumTileDpi;
private OnImageEventListener onImageEventListener;
private View.OnLongClickListener onLongClickListener;
private OnStateChangedListener onStateChangedListener;
private int orientation;
private Rect pRegion;
private boolean panEnabled;
private int panLimit;
private boolean parallelLoadingEnabled;
private Float pendingScale;
private boolean quickScaleEnabled;
private float quickScaleLastDistance;
private boolean quickScaleMoved;
private PointF quickScaleSCenter;
private final float quickScaleThreshold;
private PointF quickScaleVLastPoint;
private PointF quickScaleVStart;
private boolean readySent;
private DecoderFactory<? extends ImageRegionDecoder> regionDecoderFactory;
private int sHeight;
private int sOrientation;
private PointF sPendingCenter;
private RectF sRect;
private Rect sRegion;
private PointF sRequestedCenter;
private int sWidth;
private ScaleAndTranslate satTemp;
private float scale;
private float scaleStart;
private float[] srcArray;
private Paint tileBgPaint;
private Map<Integer, List<Tile>> tileMap;
private Uri uri;
private PointF vCenterStart;
private float vDistStart;
private PointF vTranslate;
private PointF vTranslateBefore;
private PointF vTranslateStart;
private boolean zoomEnabled;
private static final String TAG = SubsamplingScaleImageView.class.getSimpleName();
private static final List<Integer> VALID_ORIENTATIONS = Arrays.asList(0, 90, 180, 270, -1);
private static final List<Integer> VALID_ZOOM_STYLES = Arrays.asList(1, 2, 3);
private static final List<Integer> VALID_EASING_STYLES = Arrays.asList(2, 1);
private static final List<Integer> VALID_PAN_LIMITS = Arrays.asList(1, 2, 3);
private static final List<Integer> VALID_SCALE_TYPES = Arrays.asList(2, 1, 3);
public static int TILE_SIZE_AUTO = org.dsq.library.widget.bigImage.SubsamplingScaleImageView.TILE_SIZE_AUTO;
public static class Anim {
private long duration;
private int easing;
private boolean interruptible;
private OnAnimationEventListener listener;
private int origin;
private PointF sCenterEnd;
private PointF sCenterEndRequested;
private PointF sCenterStart;
private float scaleEnd;
private float scaleStart;
private long time;
private PointF vFocusEnd;
private PointF vFocusStart;
private Anim() {
this.duration = 500L;
this.interruptible = true;
this.easing = 2;
this.origin = 1;
this.time = System.currentTimeMillis();
}
}
public static class BitmapLoadTask extends AsyncTask<Void, Void, Integer> {
private Bitmap bitmap;
private final WeakReference<Context> contextRef;
private final WeakReference<DecoderFactory<? extends ImageDecoder>> decoderFactoryRef;
private Exception exception;
private final boolean preview;
private final Uri source;
private final WeakReference<SubsamplingScaleImageView> viewRef;
public BitmapLoadTask(SubsamplingScaleImageView subsamplingScaleImageView, Context context, DecoderFactory<? extends ImageDecoder> decoderFactory, Uri uri, boolean z) {
this.viewRef = new WeakReference<>(subsamplingScaleImageView);
this.contextRef = new WeakReference<>(context);
this.decoderFactoryRef = new WeakReference<>(decoderFactory);
this.source = uri;
this.preview = z;
}
@Override
public Integer doInBackground(Void... voidArr) {
try {
String uri = this.source.toString();
Context context = this.contextRef.get();
DecoderFactory<? extends ImageDecoder> decoderFactory = this.decoderFactoryRef.get();
SubsamplingScaleImageView subsamplingScaleImageView = this.viewRef.get();
if (context == null || decoderFactory == null || subsamplingScaleImageView == null) {
return null;
}
subsamplingScaleImageView.debug("BitmapLoadTask.doInBackground", new Object[0]);
this.bitmap = decoderFactory.make().decode(context, this.source);
return Integer.valueOf(subsamplingScaleImageView.getExifOrientation(context, uri));
} catch (Exception e2) {
Log.e(SubsamplingScaleImageView.TAG, "Failed to load bitmap", e2);
this.exception = e2;
return null;
} catch (OutOfMemoryError e3) {
Log.e(SubsamplingScaleImageView.TAG, "Failed to load bitmap - OutOfMemoryError", e3);
this.exception = new RuntimeException(e3);
return null;
}
}
@Override
public void onPostExecute(Integer num) {
SubsamplingScaleImageView subsamplingScaleImageView = this.viewRef.get();
if (subsamplingScaleImageView != null) {
Bitmap bitmap = this.bitmap;
if (bitmap != null && num != null) {
if (this.preview) {
subsamplingScaleImageView.onPreviewLoaded(bitmap);
} else {
subsamplingScaleImageView.onImageLoaded(bitmap, num.intValue(), false);
}
} else if (this.exception == null || subsamplingScaleImageView.onImageEventListener == null) {
} else {
if (this.preview) {
subsamplingScaleImageView.onImageEventListener.onPreviewLoadError(this.exception);
} else {
subsamplingScaleImageView.onImageEventListener.onImageLoadError(this.exception);
}
}
}
}
}
public static class DefaultOnAnimationEventListener implements OnAnimationEventListener {
@Override
public void onComplete() {
}
@Override
public void onInterruptedByNewAnim() {
}
@Override
public void onInterruptedByUser() {
}
}
public static class DefaultOnImageEventListener implements OnImageEventListener {
@Override
public void onImageLoadError(Exception exc) {
}
@Override
public void onImageLoaded() {
}
@Override
public void onPreviewLoadError(Exception exc) {
}
@Override
public void onPreviewReleased() {
}
@Override
public void onReady() {
}
@Override
public void onTileLoadError(Exception exc) {
}
}
public static class DefaultOnStateChangedListener implements OnStateChangedListener {
@Override
public void onCenterChanged(PointF pointF, int i2) {
}
@Override
public void onScaleChanged(float f2, int i2) {
}
}
public interface OnAnimationEventListener {
void onComplete();
void onInterruptedByNewAnim();
void onInterruptedByUser();
}
public interface OnImageEventListener {
void onImageLoadError(Exception exc);
void onImageLoaded();
void onPreviewLoadError(Exception exc);
void onPreviewReleased();
void onReady();
void onTileLoadError(Exception exc);
}
public interface OnStateChangedListener {
void onCenterChanged(PointF pointF, int i2);
void onScaleChanged(float f2, int i2);
}
public static class ScaleAndTranslate {
private float scale;
private PointF vTranslate;
private ScaleAndTranslate(float f2, PointF pointF) {
this.scale = f2;
this.vTranslate = pointF;
}
}
public static class Tile {
private Bitmap bitmap;
private Rect fileSRect;
private boolean loading;
private Rect sRect;
private int sampleSize;
private Rect vRect;
private boolean visible;
private Tile() {
}
}
public static class TileLoadTask extends AsyncTask<Void, Void, Bitmap> {
private final WeakReference<ImageRegionDecoder> decoderRef;
private Exception exception;
private final WeakReference<Tile> tileRef;
private final WeakReference<SubsamplingScaleImageView> viewRef;
public TileLoadTask(SubsamplingScaleImageView subsamplingScaleImageView, ImageRegionDecoder imageRegionDecoder, Tile tile) {
this.viewRef = new WeakReference<>(subsamplingScaleImageView);
this.decoderRef = new WeakReference<>(imageRegionDecoder);
this.tileRef = new WeakReference<>(tile);
tile.loading = true;
}
@Override
public Bitmap doInBackground(Void... voidArr) {
Bitmap decodeRegion;
try {
SubsamplingScaleImageView subsamplingScaleImageView = this.viewRef.get();
ImageRegionDecoder imageRegionDecoder = this.decoderRef.get();
Tile tile = this.tileRef.get();
if (imageRegionDecoder == null || tile == null || subsamplingScaleImageView == null || !imageRegionDecoder.isReady() || !tile.visible) {
if (tile != null) {
tile.loading = false;
return null;
}
return null;
}
subsamplingScaleImageView.debug("TileLoadTask.doInBackground, tile.sRect=%s, tile.sampleSize=%d", tile.sRect, Integer.valueOf(tile.sampleSize));
synchronized (subsamplingScaleImageView.decoderLock) {
subsamplingScaleImageView.fileSRect(tile.sRect, tile.fileSRect);
if (subsamplingScaleImageView.sRegion != null) {
tile.fileSRect.offset(subsamplingScaleImageView.sRegion.left, subsamplingScaleImageView.sRegion.top);
}
decodeRegion = imageRegionDecoder.decodeRegion(tile.fileSRect, tile.sampleSize);
}
return decodeRegion;
} catch (Exception e2) {
Log.e(SubsamplingScaleImageView.TAG, "Failed to decode tile", e2);
this.exception = e2;
return null;
} catch (OutOfMemoryError e3) {
Log.e(SubsamplingScaleImageView.TAG, "Failed to decode tile - OutOfMemoryError", e3);
this.exception = new RuntimeException(e3);
return null;
}
}
@Override
public void onPostExecute(Bitmap bitmap) {
SubsamplingScaleImageView subsamplingScaleImageView = this.viewRef.get();
Tile tile = this.tileRef.get();
if (subsamplingScaleImageView == null || tile == null) {
return;
}
if (bitmap != null) {
tile.bitmap = bitmap;
tile.loading = false;
subsamplingScaleImageView.onTileLoaded();
} else if (this.exception == null || subsamplingScaleImageView.onImageEventListener == null) {
} else {
subsamplingScaleImageView.onImageEventListener.onTileLoadError(this.exception);
}
}
}
public static class TilesInitTask extends AsyncTask<Void, Void, int[]> {
private final WeakReference<Context> contextRef;
private ImageRegionDecoder decoder;
private final WeakReference<DecoderFactory<? extends ImageRegionDecoder>> decoderFactoryRef;
private Exception exception;
private final Uri source;
private final WeakReference<SubsamplingScaleImageView> viewRef;
public TilesInitTask(SubsamplingScaleImageView subsamplingScaleImageView, Context context, DecoderFactory<? extends ImageRegionDecoder> decoderFactory, Uri uri) {
this.viewRef = new WeakReference<>(subsamplingScaleImageView);
this.contextRef = new WeakReference<>(context);
this.decoderFactoryRef = new WeakReference<>(decoderFactory);
this.source = uri;
}
@Override
public int[] doInBackground(Void... voidArr) {
try {
String uri = this.source.toString();
Context context = this.contextRef.get();
DecoderFactory<? extends ImageRegionDecoder> decoderFactory = this.decoderFactoryRef.get();
SubsamplingScaleImageView subsamplingScaleImageView = this.viewRef.get();
if (context == null || decoderFactory == null || subsamplingScaleImageView == null) {
return null;
}
subsamplingScaleImageView.debug("TilesInitTask.doInBackground", new Object[0]);
ImageRegionDecoder make = decoderFactory.make();
this.decoder = make;
Point init = make.init(context, this.source);
int i2 = init.x;
int i3 = init.y;
int exifOrientation = subsamplingScaleImageView.getExifOrientation(context, uri);
if (subsamplingScaleImageView.sRegion != null) {
i2 = subsamplingScaleImageView.sRegion.width();
i3 = subsamplingScaleImageView.sRegion.height();
}
return new int[]{i2, i3, exifOrientation};
} catch (Exception e2) {
Log.e(SubsamplingScaleImageView.TAG, "Failed to initialise bitmap decoder", e2);
this.exception = e2;
return null;
}
}
@Override
public void onPostExecute(int[] iArr) {
SubsamplingScaleImageView subsamplingScaleImageView = this.viewRef.get();
if (subsamplingScaleImageView != null) {
ImageRegionDecoder imageRegionDecoder = this.decoder;
if (imageRegionDecoder != null && iArr != null && iArr.length == 3) {
subsamplingScaleImageView.onTilesInited(imageRegionDecoder, iArr[0], iArr[1], iArr[2]);
} else if (this.exception == null || subsamplingScaleImageView.onImageEventListener == null) {
} else {
subsamplingScaleImageView.onImageEventListener.onImageLoadError(this.exception);
}
}
}
}
public SubsamplingScaleImageView(Context context, AttributeSet attributeSet) {
super(context, attributeSet);
int resourceId;
String string;
this.orientation = 0;
this.maxScale = 2.0f;
this.minScale = minScale();
this.minimumTileDpi = -1;
this.panLimit = 1;
this.minimumScaleType = 1;
int i2 = TILE_SIZE_AUTO;
this.maxTileWidth = i2;
this.maxTileHeight = i2;
this.panEnabled = true;
this.zoomEnabled = true;
this.quickScaleEnabled = true;
this.doubleTapZoomScale = 1.0f;
this.doubleTapZoomStyle = 1;
this.doubleTapZoomDuration = DefaultAnimationHandler.DURATION;
this.decoderLock = new Object();
this.bitmapDecoderFactory = new CompatDecoderFactory(SkiaImageDecoder.class);
this.regionDecoderFactory = new CompatDecoderFactory(SkiaImageRegionDecoder.class);
this.srcArray = new float[8];
this.dstArray = new float[8];
this.density = getResources().getDisplayMetrics().density;
setMinimumDpi(160);
setDoubleTapZoomDpi(160);
setGestureDetector(context);
this.handler = new Handler(new Handler.Callback() {
@Override
public boolean handleMessage(Message message) {
if (message.what == 1 && SubsamplingScaleImageView.this.onLongClickListener != null) {
SubsamplingScaleImageView.this.maxTouchCount = 0;
SubsamplingScaleImageView subsamplingScaleImageView = SubsamplingScaleImageView.this;
SubsamplingScaleImageView.super.setOnLongClickListener(subsamplingScaleImageView.onLongClickListener);
SubsamplingScaleImageView.this.performLongClick();
SubsamplingScaleImageView.super.setOnLongClickListener(null);
}
return true;
}
});
if (attributeSet != null) {
TypedArray obtainStyledAttributes = getContext().obtainStyledAttributes(attributeSet, R.styleable.PictureLongScaleImageView);
int i3 = R.styleable.PictureLongScaleImageView_assetName;
if (obtainStyledAttributes.hasValue(i3) && (string = obtainStyledAttributes.getString(i3)) != null && string.length() > 0) {
setImage(ImageSource.asset(string).tilingEnabled());
}
int i4 = R.styleable.PictureLongScaleImageView_src;
if (obtainStyledAttributes.hasValue(i4) && (resourceId = obtainStyledAttributes.getResourceId(i4, 0)) > 0) {
setImage(ImageSource.resource(resourceId).tilingEnabled());
}
int i5 = R.styleable.PictureLongScaleImageView_panEnabled;
if (obtainStyledAttributes.hasValue(i5)) {
setPanEnabled(obtainStyledAttributes.getBoolean(i5, true));
}
int i6 = R.styleable.PictureLongScaleImageView_zoomEnabled;
if (obtainStyledAttributes.hasValue(i6)) {
setZoomEnabled(obtainStyledAttributes.getBoolean(i6, true));
}
int i7 = R.styleable.PictureLongScaleImageView_quickScaleEnabled;
if (obtainStyledAttributes.hasValue(i7)) {
setQuickScaleEnabled(obtainStyledAttributes.getBoolean(i7, true));
}
int i8 = R.styleable.PictureLongScaleImageView_tileBackgroundColor;
if (obtainStyledAttributes.hasValue(i8)) {
setTileBackgroundColor(obtainStyledAttributes.getColor(i8, Color.argb(0, 0, 0, 0)));
}
obtainStyledAttributes.recycle();
}
this.quickScaleThreshold = TypedValue.applyDimension(1, 20.0f, context.getResources().getDisplayMetrics());
}
private int calculateInSampleSize(float f2) {
int round;
if (this.minimumTileDpi > 0) {
DisplayMetrics displayMetrics = getResources().getDisplayMetrics();
f2 *= this.minimumTileDpi / ((displayMetrics.xdpi + displayMetrics.ydpi) / 2.0f);
}
int sWidth = (int) (sWidth() * f2);
int sHeight = (int) (sHeight() * f2);
if (sWidth == 0 || sHeight == 0) {
return 32;
}
int i2 = 1;
if (sHeight() > sHeight || sWidth() > sWidth) {
round = Math.round(sHeight() / sHeight);
int round2 = Math.round(sWidth() / sWidth);
if (round >= round2) {
round = round2;
}
} else {
round = 1;
}
while (true) {
int i3 = i2 * 2;
if (i3 >= round) {
return i2;
}
i2 = i3;
}
}
private boolean checkImageLoaded() {
boolean isBaseLayerReady = isBaseLayerReady();
if (!this.imageLoadedSent && isBaseLayerReady) {
preDraw();
this.imageLoadedSent = true;
onImageLoaded();
OnImageEventListener onImageEventListener = this.onImageEventListener;
if (onImageEventListener != null) {
onImageEventListener.onImageLoaded();
}
}
return isBaseLayerReady;
}
private boolean checkReady() {
boolean z = getWidth() > 0 && getHeight() > 0 && this.sWidth > 0 && this.sHeight > 0 && (this.bitmap != null || isBaseLayerReady());
if (!this.readySent && z) {
preDraw();
this.readySent = true;
onReady();
OnImageEventListener onImageEventListener = this.onImageEventListener;
if (onImageEventListener != null) {
onImageEventListener.onReady();
}
}
return z;
}
private void createPaints() {
if (this.bitmapPaint == null) {
Paint paint = new Paint();
this.bitmapPaint = paint;
paint.setAntiAlias(true);
this.bitmapPaint.setFilterBitmap(true);
this.bitmapPaint.setDither(true);
}
if (this.debugPaint == null && this.debug) {
Paint paint2 = new Paint();
this.debugPaint = paint2;
paint2.setTextSize(18.0f);
this.debugPaint.setColor(-65281);
this.debugPaint.setStyle(Paint.Style.STROKE);
}
}
public void debug(String str, Object... objArr) {
if (this.debug) {
Log.d(TAG, String.format(str, objArr));
}
}
private float distance(float f2, float f3, float f4, float f5) {
float f6 = f2 - f3;
float f7 = f4 - f5;
return (float) Math.sqrt((f7 * f7) + (f6 * f6));
}
public void doubleTapZoom(PointF pointF, PointF pointF2) {
if (!this.panEnabled) {
PointF pointF3 = this.sRequestedCenter;
if (pointF3 != null) {
pointF.x = pointF3.x;
pointF.y = pointF3.y;
} else {
pointF.x = sWidth() / 2;
pointF.y = sHeight() / 2;
}
}
float min = Math.min(this.maxScale, this.doubleTapZoomScale);
boolean z = ((double) this.scale) <= ((double) min) * 0.9d;
if (!z) {
min = minScale();
}
float f2 = min;
int i2 = this.doubleTapZoomStyle;
if (i2 == 3) {
setScaleAndCenter(f2, pointF);
} else if (i2 == 2 || !z || !this.panEnabled) {
new AnimationBuilder(f2, pointF).withInterruptible(false).withDuration(this.doubleTapZoomDuration).withOrigin(4).start();
} else if (i2 == 1) {
new AnimationBuilder(f2, pointF, pointF2).withInterruptible(false).withDuration(this.doubleTapZoomDuration).withOrigin(4).start();
}
invalidate();
}
private float ease(int i2, long j2, float f2, float f3, long j3) {
if (i2 != 1) {
if (i2 == 2) {
return easeInOutQuad(j2, f2, f3, j3);
}
throw new IllegalStateException(a.v("Unexpected easing type: ", i2));
}
return easeOutQuad(j2, f2, f3, j3);
}
private float easeInOutQuad(long j2, float f2, float f3, long j3) {
float f4 = ((float) j2) / (((float) j3) / 2.0f);
if (f4 < 1.0f) {
return ((f3 / 2.0f) * f4 * f4) + f2;
}
float f5 = f4 - 1.0f;
return ((((f5 - 2.0f) * f5) - 1.0f) * ((-f3) / 2.0f)) + f2;
}
private float easeOutQuad(long j2, float f2, float f3, long j3) {
float f4 = ((float) j2) / ((float) j3);
return a.b(f4, 2.0f, (-f3) * f4, f2);
}
private void execute(AsyncTask<Void, Void, ?> asyncTask) {
if (this.parallelLoadingEnabled) {
try {
AsyncTask.class.getMethod("executeOnExecutor", Executor.class, Object[].class).invoke(asyncTask, (Executor) AsyncTask.class.getField("THREAD_POOL_EXECUTOR").get(null), null);
return;
} catch (Exception e2) {
Log.i(TAG, "Failed to execute AsyncTask on thread pool executor, falling back to single threaded executor", e2);
}
}
asyncTask.execute(new Void[0]);
}
public void fileSRect(Rect rect, Rect rect2) {
if (getRequiredRotation() == 0) {
rect2.set(rect);
} else if (getRequiredRotation() == 90) {
int i2 = rect.top;
int i3 = this.sHeight;
rect2.set(i2, i3 - rect.right, rect.bottom, i3 - rect.left);
} else if (getRequiredRotation() == 180) {
int i4 = this.sWidth;
int i5 = this.sHeight;
rect2.set(i4 - rect.right, i5 - rect.bottom, i4 - rect.left, i5 - rect.top);
} else {
int i6 = this.sWidth;
rect2.set(i6 - rect.bottom, rect.left, i6 - rect.top, rect.right);
}
}
public void fitToBounds(boolean z, ScaleAndTranslate scaleAndTranslate) {
float paddingLeft;
float max;
int max2;
float max3;
if (this.panLimit == 2 && isReady()) {
z = false;
}
PointF pointF = scaleAndTranslate.vTranslate;
float limitedScale = limitedScale(scaleAndTranslate.scale);
float sWidth = sWidth() * limitedScale;
float sHeight = sHeight() * limitedScale;
if (this.panLimit == 3 && isReady()) {
pointF.x = Math.max(pointF.x, (getWidth() / 2) - sWidth);
pointF.y = Math.max(pointF.y, (getHeight() / 2) - sHeight);
} else if (z) {
pointF.x = Math.max(pointF.x, getWidth() - sWidth);
pointF.y = Math.max(pointF.y, getHeight() - sHeight);
} else {
pointF.x = Math.max(pointF.x, -sWidth);
pointF.y = Math.max(pointF.y, -sHeight);
}
float f2 = 0.5f;
if (getPaddingLeft() > 0 || getPaddingRight() > 0) {
paddingLeft = getPaddingLeft() / (getPaddingRight() + getPaddingLeft());
} else {
paddingLeft = 0.5f;
}
if (getPaddingTop() > 0 || getPaddingBottom() > 0) {
f2 = getPaddingTop() / (getPaddingBottom() + getPaddingTop());
}
if (this.panLimit == 3 && isReady()) {
max = Math.max(0, getWidth() / 2);
max2 = Math.max(0, getHeight() / 2);
} else if (z) {
max = Math.max(0.0f, (getWidth() - sWidth) * paddingLeft);
max3 = Math.max(0.0f, (getHeight() - sHeight) * f2);
pointF.x = Math.min(pointF.x, max);
pointF.y = Math.min(pointF.y, max3);
scaleAndTranslate.scale = limitedScale;
} else {
max = Math.max(0, getWidth());
max2 = Math.max(0, getHeight());
}
max3 = max2;
pointF.x = Math.min(pointF.x, max);
pointF.y = Math.min(pointF.y, max3);
scaleAndTranslate.scale = limitedScale;
}
public int getExifOrientation(Context context, String str) {
int i2 = 0;
if (str.startsWith("content")) {
Cursor cursor = null;
try {
try {
cursor = context.getContentResolver().query(Uri.parse(str), new String[]{"orientation"}, null, null, null);
if (cursor != null && cursor.moveToFirst()) {
int i3 = cursor.getInt(0);
if (!VALID_ORIENTATIONS.contains(Integer.valueOf(i3)) || i3 == -1) {
String str2 = TAG;
Log.w(str2, "Unsupported orientation: " + i3);
} else {
i2 = i3;
}
}
if (cursor == null) {
return i2;
}
} catch (Exception unused) {
Log.w(TAG, "Could not get orientation of image from media store");
if (cursor == null) {
return 0;
}
}
cursor.close();
return i2;
} catch (Throwable th) {
if (cursor != null) {
cursor.close();
}
throw th;
}
} else if (!str.startsWith("file:///") || str.startsWith("file:///android_asset/")) {
return 0;
} else {
try {
int attributeInt = new ExifInterface(str.substring(7)).getAttributeInt("Orientation", 1);
if (attributeInt != 1 && attributeInt != 0) {
if (attributeInt == 6) {
return 90;
}
if (attributeInt == 3) {
return 180;
}
if (attributeInt == 8) {
return 270;
}
String str3 = TAG;
Log.w(str3, "Unsupported EXIF orientation: " + attributeInt);
return 0;
}
return 0;
} catch (Exception unused2) {
Log.w(TAG, "Could not get EXIF orientation of image");
return 0;
}
}
}
private Point getMaxBitmapDimensions(Canvas canvas) {
int i2;
int i3 = 2048;
try {
i2 = ((Integer) Canvas.class.getMethod("getMaximumBitmapWidth", new Class[0]).invoke(canvas, new Object[0])).intValue();
try {
i3 = ((Integer) Canvas.class.getMethod("getMaximumBitmapHeight", new Class[0]).invoke(canvas, new Object[0])).intValue();
} catch (Exception unused) {
}
} catch (Exception unused2) {
i2 = 2048;
}
return new Point(Math.min(i2, this.maxTileWidth), Math.min(i3, this.maxTileHeight));
}
private int getRequiredRotation() {
int i2 = this.orientation;
return i2 == -1 ? this.sOrientation : i2;
}
private synchronized void initialiseBaseLayer(Point point) {
debug("initialiseBaseLayer maxTileDimensions=%dx%d", Integer.valueOf(point.x), Integer.valueOf(point.y));
ScaleAndTranslate scaleAndTranslate = new ScaleAndTranslate(0.0f, new PointF(0.0f, 0.0f));
this.satTemp = scaleAndTranslate;
fitToBounds(true, scaleAndTranslate);
int calculateInSampleSize = calculateInSampleSize(this.satTemp.scale);
this.fullImageSampleSize = calculateInSampleSize;
if (calculateInSampleSize > 1) {
this.fullImageSampleSize = calculateInSampleSize / 2;
}
if (this.fullImageSampleSize == 1 && this.sRegion == null && sWidth() < point.x && sHeight() < point.y) {
this.decoder.recycle();
this.decoder = null;
execute(new BitmapLoadTask(this, getContext(), this.bitmapDecoderFactory, this.uri, false));
} else {
initialiseTileMap(point);
for (Tile tile : this.tileMap.get(Integer.valueOf(this.fullImageSampleSize))) {
execute(new TileLoadTask(this, this.decoder, tile));
}
refreshRequiredTiles(true);
}
}
private void initialiseTileMap(Point point) {
int i2 = 1;
debug("initialiseTileMap maxTileDimensions=%dx%d", Integer.valueOf(point.x), Integer.valueOf(point.y));
this.tileMap = new LinkedHashMap();
int i3 = this.fullImageSampleSize;
int i4 = 1;
int i5 = 1;
while (true) {
int sWidth = sWidth() / i4;
int sHeight = sHeight() / i5;
int i6 = sWidth / i3;
int i7 = sHeight / i3;
while (true) {
if (i6 + i4 + i2 > point.x || (i6 > getWidth() * 1.25d && i3 < this.fullImageSampleSize)) {
i4++;
sWidth = sWidth() / i4;
i6 = sWidth / i3;
i2 = 1;
}
}
while (true) {
if (i7 + i5 + i2 > point.y || (i7 > getHeight() * 1.25d && i3 < this.fullImageSampleSize)) {
i5++;
sHeight = sHeight() / i5;
i7 = sHeight / i3;
i2 = 1;
}
}
ArrayList arrayList = new ArrayList(i4 * i5);
int i8 = 0;
while (i8 < i4) {
int i9 = 0;
while (i9 < i5) {
Tile tile = new Tile();
tile.sampleSize = i3;
tile.visible = i3 == this.fullImageSampleSize;
tile.sRect = new Rect(i8 * sWidth, i9 * sHeight, i8 == i4 + (-1) ? sWidth() : (i8 + 1) * sWidth, i9 == i5 + (-1) ? sHeight() : (i9 + 1) * sHeight);
tile.vRect = new Rect(0, 0, 0, 0);
tile.fileSRect = new Rect(tile.sRect);
arrayList.add(tile);
i9++;
}
i8++;
}
this.tileMap.put(Integer.valueOf(i3), arrayList);
if (i3 == 1) {
return;
}
i3 /= 2;
i2 = 1;
}
}
private boolean isBaseLayerReady() {
boolean z = true;
if (this.bitmap == null || this.bitmapIsPreview) {
Map<Integer, List<Tile>> map = this.tileMap;
if (map != null) {
for (Map.Entry<Integer, List<Tile>> entry : map.entrySet()) {
if (entry.getKey().intValue() == this.fullImageSampleSize) {
for (Tile tile : entry.getValue()) {
if (tile.loading || tile.bitmap == null) {
z = false;
}
}
}
}
return z;
}
return false;
}
return true;
}
public PointF limitedSCenter(float f2, float f3, float f4, PointF pointF) {
PointF vTranslateForSCenter = vTranslateForSCenter(f2, f3, f4);
pointF.set((((((getWidth() - getPaddingRight()) - getPaddingLeft()) / 2) + getPaddingLeft()) - vTranslateForSCenter.x) / f4, (((((getHeight() - getPaddingBottom()) - getPaddingTop()) / 2) + getPaddingTop()) - vTranslateForSCenter.y) / f4);
return pointF;
}
public float limitedScale(float f2) {
return Math.min(this.maxScale, Math.max(minScale(), f2));
}
private float minScale() {
int paddingTop = getPaddingTop() + getPaddingBottom();
int paddingRight = getPaddingRight() + getPaddingLeft();
int i2 = this.minimumScaleType;
if (i2 == 2) {
return Math.max((getWidth() - paddingRight) / sWidth(), (getHeight() - paddingTop) / sHeight());
}
if (i2 == 3) {
float f2 = this.minScale;
if (f2 > 0.0f) {
return f2;
}
}
return Math.min((getWidth() - paddingRight) / sWidth(), (getHeight() - paddingTop) / sHeight());
}
public synchronized void onImageLoaded(Bitmap bitmap, int i2, boolean z) {
OnImageEventListener onImageEventListener;
debug("onImageLoaded", new Object[0]);
int i3 = this.sWidth;
if (i3 > 0 && this.sHeight > 0 && (i3 != bitmap.getWidth() || this.sHeight != bitmap.getHeight())) {
reset(false);
}
Bitmap bitmap2 = this.bitmap;
if (bitmap2 != null && !this.bitmapIsCached) {
bitmap2.recycle();
}
if (this.bitmap != null && this.bitmapIsCached && (onImageEventListener = this.onImageEventListener) != null) {
onImageEventListener.onPreviewReleased();
}
this.bitmapIsPreview = false;
this.bitmapIsCached = z;
this.bitmap = bitmap;
this.sWidth = bitmap.getWidth();
this.sHeight = bitmap.getHeight();
this.sOrientation = i2;
boolean checkReady = checkReady();
boolean checkImageLoaded = checkImageLoaded();
if (checkReady || checkImageLoaded) {
invalidate();
requestLayout();
}
}
public synchronized void onPreviewLoaded(Bitmap bitmap) {
debug("onPreviewLoaded", new Object[0]);
if (this.bitmap == null && !this.imageLoadedSent) {
Rect rect = this.pRegion;
if (rect != null) {
this.bitmap = Bitmap.createBitmap(bitmap, rect.left, rect.top, rect.width(), this.pRegion.height());
} else {
this.bitmap = bitmap;
}
this.bitmapIsPreview = true;
if (checkReady()) {
invalidate();
requestLayout();
}
return;
}
bitmap.recycle();
}
public synchronized void onTileLoaded() {
Bitmap bitmap;
debug("onTileLoaded", new Object[0]);
checkReady();
checkImageLoaded();
if (isBaseLayerReady() && (bitmap = this.bitmap) != null) {
if (!this.bitmapIsCached) {
bitmap.recycle();
}
this.bitmap = null;
OnImageEventListener onImageEventListener = this.onImageEventListener;
if (onImageEventListener != null && this.bitmapIsCached) {
onImageEventListener.onPreviewReleased();
}
this.bitmapIsPreview = false;
this.bitmapIsCached = false;
}
invalidate();
}
public synchronized void onTilesInited(ImageRegionDecoder imageRegionDecoder, int i2, int i3, int i4) {
int i5;
int i6;
int i7;
int i8;
debug("onTilesInited sWidth=%d, sHeight=%d, sOrientation=%d", Integer.valueOf(i2), Integer.valueOf(i3), Integer.valueOf(this.orientation));
int i9 = this.sWidth;
if (i9 > 0 && (i8 = this.sHeight) > 0 && (i9 != i2 || i8 != i3)) {
reset(false);
Bitmap bitmap = this.bitmap;
if (bitmap != null) {
if (!this.bitmapIsCached) {
bitmap.recycle();
}
this.bitmap = null;
OnImageEventListener onImageEventListener = this.onImageEventListener;
if (onImageEventListener != null && this.bitmapIsCached) {
onImageEventListener.onPreviewReleased();
}
this.bitmapIsPreview = false;
this.bitmapIsCached = false;
}
}
this.decoder = imageRegionDecoder;
this.sWidth = i2;
this.sHeight = i3;
this.sOrientation = i4;
checkReady();
if (!checkImageLoaded() && (i5 = this.maxTileWidth) > 0 && i5 != (i6 = TILE_SIZE_AUTO) && (i7 = this.maxTileHeight) > 0 && i7 != i6 && getWidth() > 0 && getHeight() > 0) {
initialiseBaseLayer(new Point(this.maxTileWidth, this.maxTileHeight));
}
invalidate();
requestLayout();
}
private boolean onTouchEventInternal(MotionEvent motionEvent) {
boolean z;
boolean z2;
int pointerCount = motionEvent.getPointerCount();
int action = motionEvent.getAction();
if (action != 0) {
if (action != 1) {
if (action == 2) {
if (this.maxTouchCount > 0) {
if (pointerCount >= 2) {
float distance = distance(motionEvent.getX(0), motionEvent.getX(1), motionEvent.getY(0), motionEvent.getY(1));
float x = (motionEvent.getX(1) + motionEvent.getX(0)) / 2.0f;
float y = (motionEvent.getY(1) + motionEvent.getY(0)) / 2.0f;
if (this.zoomEnabled) {
PointF pointF = this.vCenterStart;
if (distance(pointF.x, x, pointF.y, y) > 5.0f || Math.abs(distance - this.vDistStart) > 5.0f || this.isPanning) {
this.isZooming = true;
this.isPanning = true;
double d2 = this.scale;
float min = Math.min(this.maxScale, (distance / this.vDistStart) * this.scaleStart);
this.scale = min;
if (min <= minScale()) {
this.vDistStart = distance;
this.scaleStart = minScale();
this.vCenterStart.set(x, y);
this.vTranslateStart.set(this.vTranslate);
} else if (this.panEnabled) {
PointF pointF2 = this.vCenterStart;
float f2 = pointF2.x;
PointF pointF3 = this.vTranslateStart;
float f3 = f2 - pointF3.x;
float f4 = pointF2.y - pointF3.y;
float f5 = this.scale;
float f6 = this.scaleStart;
float f7 = (f5 / f6) * f4;
PointF pointF4 = this.vTranslate;
pointF4.x = x - ((f5 / f6) * f3);
pointF4.y = y - f7;
if ((sHeight() * d2 < getHeight() && this.scale * sHeight() >= getHeight()) || (d2 * sWidth() < getWidth() && this.scale * sWidth() >= getWidth())) {
fitToBounds(true);
this.vCenterStart.set(x, y);
this.vTranslateStart.set(this.vTranslate);
this.scaleStart = this.scale;
this.vDistStart = distance;
}
} else if (this.sRequestedCenter != null) {
this.vTranslate.x = (getWidth() / 2) - (this.scale * this.sRequestedCenter.x);
this.vTranslate.y = (getHeight() / 2) - (this.scale * this.sRequestedCenter.y);
} else {
this.vTranslate.x = (getWidth() / 2) - (this.scale * (sWidth() / 2));
this.vTranslate.y = (getHeight() / 2) - (this.scale * (sHeight() / 2));
}
fitToBounds(true);
refreshRequiredTiles(false);
z2 = true;
}
}
} else {
if (this.isQuickScaling) {
float abs = (Math.abs(this.quickScaleVStart.y - motionEvent.getY()) * 2.0f) + this.quickScaleThreshold;
if (this.quickScaleLastDistance == -1.0f) {
this.quickScaleLastDistance = abs;
}
float y2 = motionEvent.getY();
PointF pointF5 = this.quickScaleVLastPoint;
boolean z3 = y2 > pointF5.y;
pointF5.set(0.0f, motionEvent.getY());
float abs2 = Math.abs(1.0f - (abs / this.quickScaleLastDistance)) * 0.5f;
if (abs2 > 0.03f || this.quickScaleMoved) {
this.quickScaleMoved = true;
float f8 = this.quickScaleLastDistance > 0.0f ? z3 ? abs2 + 1.0f : 1.0f - abs2 : 1.0f;
double d3 = this.scale;
float max = Math.max(minScale(), Math.min(this.maxScale, this.scale * f8));
this.scale = max;
if (this.panEnabled) {
PointF pointF6 = this.vCenterStart;
float f9 = pointF6.x;
PointF pointF7 = this.vTranslateStart;
float f10 = pointF6.y;
float f11 = this.scaleStart;
float f12 = max / f11;
float f13 = (max / f11) * (f10 - pointF7.y);
PointF pointF8 = this.vTranslate;
pointF8.x = f9 - (f12 * (f9 - pointF7.x));
pointF8.y = f10 - f13;
if ((sHeight() * d3 < getHeight() && this.scale * sHeight() >= getHeight()) || (d3 * sWidth() < getWidth() && this.scale * sWidth() >= getWidth())) {
fitToBounds(true);
this.vCenterStart.set(sourceToViewCoord(this.quickScaleSCenter));
this.vTranslateStart.set(this.vTranslate);
this.scaleStart = this.scale;
abs = 0.0f;
}
} else if (this.sRequestedCenter != null) {
this.vTranslate.x = (getWidth() / 2) - (this.scale * this.sRequestedCenter.x);
this.vTranslate.y = (getHeight() / 2) - (this.scale * this.sRequestedCenter.y);
} else {
this.vTranslate.x = (getWidth() / 2) - (this.scale * (sWidth() / 2));
this.vTranslate.y = (getHeight() / 2) - (this.scale * (sHeight() / 2));
}
}
this.quickScaleLastDistance = abs;
fitToBounds(true);
refreshRequiredTiles(false);
} else if (!this.isZooming) {
float abs3 = Math.abs(motionEvent.getX() - this.vCenterStart.x);
float abs4 = Math.abs(motionEvent.getY() - this.vCenterStart.y);
float f14 = this.density * 5.0f;
int i2 = (abs3 > f14 ? 1 : (abs3 == f14 ? 0 : -1));
if (i2 > 0 || abs4 > f14 || this.isPanning) {
this.vTranslate.x = (motionEvent.getX() - this.vCenterStart.x) + this.vTranslateStart.x;
this.vTranslate.y = (motionEvent.getY() - this.vCenterStart.y) + this.vTranslateStart.y;
PointF pointF9 = this.vTranslate;
float f15 = pointF9.x;
float f16 = pointF9.y;
fitToBounds(true);
PointF pointF10 = this.vTranslate;
boolean z4 = f15 != pointF10.x;
float f17 = pointF10.y;
boolean z5 = f16 != f17;
boolean z6 = z4 && abs3 > abs4 && !this.isPanning;
boolean z7 = z5 && abs4 > abs3 && !this.isPanning;
boolean z8 = f16 == f17 && abs4 > 3.0f * f14;
if (!z6 && !z7 && (!z4 || !z5 || z8 || this.isPanning)) {
this.isPanning = true;
} else if (i2 > 0 || abs4 > f14) {
this.maxTouchCount = 0;
this.handler.removeMessages(1);
requestDisallowInterceptTouchEvent(false);
}
if (!this.panEnabled) {
PointF pointF11 = this.vTranslate;
PointF pointF12 = this.vTranslateStart;
pointF11.x = pointF12.x;
pointF11.y = pointF12.y;
requestDisallowInterceptTouchEvent(false);
}
refreshRequiredTiles(false);
}
}
z2 = true;
}
if (z2) {
this.handler.removeMessages(1);
invalidate();
return true;
}
}
z2 = false;
if (z2) {
}
} else if (action != 5) {
if (action != 6) {
if (action != 261) {
}
}
}
return false;
}
this.handler.removeMessages(1);
if (this.isQuickScaling) {
this.isQuickScaling = false;
if (!this.quickScaleMoved) {
doubleTapZoom(this.quickScaleSCenter, this.vCenterStart);
}
}
if (this.maxTouchCount <= 0 || !((z = this.isZooming) || this.isPanning)) {
if (pointerCount == 1) {
this.isZooming = false;
this.isPanning = false;
this.maxTouchCount = 0;
}
return true;
}
if (z && pointerCount == 2) {
this.isPanning = true;
PointF pointF13 = this.vTranslateStart;
PointF pointF14 = this.vTranslate;
pointF13.set(pointF14.x, pointF14.y);
if (motionEvent.getActionIndex() == 1) {
this.vCenterStart.set(motionEvent.getX(0), motionEvent.getY(0));
} else {
this.vCenterStart.set(motionEvent.getX(1), motionEvent.getY(1));
}
}
if (pointerCount < 3) {
this.isZooming = false;
}
if (pointerCount < 2) {
this.isPanning = false;
this.maxTouchCount = 0;
}
refreshRequiredTiles(true);
return true;
}
this.anim = null;
requestDisallowInterceptTouchEvent(true);
this.maxTouchCount = Math.max(this.maxTouchCount, pointerCount);
if (pointerCount >= 2) {
if (this.zoomEnabled) {
float distance2 = distance(motionEvent.getX(0), motionEvent.getX(1), motionEvent.getY(0), motionEvent.getY(1));
this.scaleStart = this.scale;
this.vDistStart = distance2;
PointF pointF15 = this.vTranslateStart;
PointF pointF16 = this.vTranslate;
pointF15.set(pointF16.x, pointF16.y);
this.vCenterStart.set((motionEvent.getX(1) + motionEvent.getX(0)) / 2.0f, (motionEvent.getY(1) + motionEvent.getY(0)) / 2.0f);
} else {
this.maxTouchCount = 0;
}
this.handler.removeMessages(1);
} else if (!this.isQuickScaling) {
PointF pointF17 = this.vTranslateStart;
PointF pointF18 = this.vTranslate;
pointF17.set(pointF18.x, pointF18.y);
this.vCenterStart.set(motionEvent.getX(), motionEvent.getY());
this.handler.sendEmptyMessageDelayed(1, 600L);
}
return true;
}
private void preDraw() {
Float f2;
if (getWidth() == 0 || getHeight() == 0 || this.sWidth <= 0 || this.sHeight <= 0) {
return;
}
if (this.sPendingCenter != null && (f2 = this.pendingScale) != null) {
this.scale = f2.floatValue();
if (this.vTranslate == null) {
this.vTranslate = new PointF();
}
this.vTranslate.x = (getWidth() / 2) - (this.scale * this.sPendingCenter.x);
this.vTranslate.y = (getHeight() / 2) - (this.scale * this.sPendingCenter.y);
this.sPendingCenter = null;
this.pendingScale = null;
fitToBounds(true);
refreshRequiredTiles(true);
}
fitToBounds(false);
}
private void refreshRequiredTiles(boolean z) {
if (this.decoder == null || this.tileMap == null) {
return;
}
int min = Math.min(this.fullImageSampleSize, calculateInSampleSize(this.scale));
for (Map.Entry<Integer, List<Tile>> entry : this.tileMap.entrySet()) {
for (Tile tile : entry.getValue()) {
if (tile.sampleSize < min || (tile.sampleSize > min && tile.sampleSize != this.fullImageSampleSize)) {
tile.visible = false;
if (tile.bitmap != null) {
tile.bitmap.recycle();
tile.bitmap = null;
}
}
if (tile.sampleSize != min) {
if (tile.sampleSize == this.fullImageSampleSize) {
tile.visible = true;
}
} else if (tileVisible(tile)) {
tile.visible = true;
if (!tile.loading && tile.bitmap == null && z) {
execute(new TileLoadTask(this, this.decoder, tile));
}
} else if (tile.sampleSize != this.fullImageSampleSize) {
tile.visible = false;
if (tile.bitmap != null) {
tile.bitmap.recycle();
tile.bitmap = null;
}
}
}
}
}
private void requestDisallowInterceptTouchEvent(boolean z) {
ViewParent parent = getParent();
if (parent != null) {
parent.requestDisallowInterceptTouchEvent(z);
}
}
private void reset(boolean z) {
OnImageEventListener onImageEventListener;
debug("reset newImage=" + z, new Object[0]);
this.scale = 0.0f;
this.scaleStart = 0.0f;
this.vTranslate = null;
this.vTranslateStart = null;
this.vTranslateBefore = null;
this.pendingScale = Float.valueOf(0.0f);
this.sPendingCenter = null;
this.sRequestedCenter = null;
this.isZooming = false;
this.isPanning = false;
this.isQuickScaling = false;
this.maxTouchCount = 0;
this.fullImageSampleSize = 0;
this.vCenterStart = null;
this.vDistStart = 0.0f;
this.quickScaleLastDistance = 0.0f;
this.quickScaleMoved = false;
this.quickScaleSCenter = null;
this.quickScaleVLastPoint = null;
this.quickScaleVStart = null;
this.anim = null;
this.satTemp = null;
this.matrix = null;
this.sRect = null;
if (z) {
this.uri = null;
if (this.decoder != null) {
synchronized (this.decoderLock) {
this.decoder.recycle();
this.decoder = null;
}
}
Bitmap bitmap = this.bitmap;
if (bitmap != null && !this.bitmapIsCached) {
bitmap.recycle();
}
if (this.bitmap != null && this.bitmapIsCached && (onImageEventListener = this.onImageEventListener) != null) {
onImageEventListener.onPreviewReleased();
}
this.sWidth = 0;
this.sHeight = 0;
this.sOrientation = 0;
this.sRegion = null;
this.pRegion = null;
this.readySent = false;
this.imageLoadedSent = false;
this.bitmap = null;
this.bitmapIsPreview = false;
this.bitmapIsCached = false;
}
Map<Integer, List<Tile>> map = this.tileMap;
if (map != null) {
for (Map.Entry<Integer, List<Tile>> entry : map.entrySet()) {
for (Tile tile : entry.getValue()) {
tile.visible = false;
if (tile.bitmap != null) {
tile.bitmap.recycle();
tile.bitmap = null;
}
}
}
this.tileMap = null;
}
setGestureDetector(getContext());
}
private void restoreState(ImageViewState imageViewState) {
if (imageViewState == null || imageViewState.getCenter() == null || !VALID_ORIENTATIONS.contains(Integer.valueOf(imageViewState.getOrientation()))) {
return;
}
this.orientation = imageViewState.getOrientation();
this.pendingScale = Float.valueOf(imageViewState.getScale());
this.sPendingCenter = imageViewState.getCenter();
invalidate();
}
private int sHeight() {
int requiredRotation = getRequiredRotation();
if (requiredRotation != 90 && requiredRotation != 270) {
return this.sHeight;
}
return this.sWidth;
}
private int sWidth() {
int requiredRotation = getRequiredRotation();
if (requiredRotation != 90 && requiredRotation != 270) {
return this.sWidth;
}
return this.sHeight;
}
private void sendStateChanged(float f2, PointF pointF, int i2) {
OnStateChangedListener onStateChangedListener = this.onStateChangedListener;
if (onStateChangedListener != null) {
float f3 = this.scale;
if (f3 != f2) {
onStateChangedListener.onScaleChanged(f3, i2);
}
if (this.vTranslate.equals(pointF)) {
return;
}
this.onStateChangedListener.onCenterChanged(getCenter(), i2);
}
}
public void setGestureDetector(final Context context) {
this.detector = new GestureDetector(context, new GestureDetector.SimpleOnGestureListener() {
@Override
public boolean onDoubleTap(MotionEvent motionEvent) {
if (SubsamplingScaleImageView.this.zoomEnabled && SubsamplingScaleImageView.this.readySent && SubsamplingScaleImageView.this.vTranslate != null) {
SubsamplingScaleImageView.this.setGestureDetector(context);
if (SubsamplingScaleImageView.this.quickScaleEnabled) {
SubsamplingScaleImageView.this.vCenterStart = new PointF(motionEvent.getX(), motionEvent.getY());
SubsamplingScaleImageView.this.vTranslateStart = new PointF(SubsamplingScaleImageView.this.vTranslate.x, SubsamplingScaleImageView.this.vTranslate.y);
SubsamplingScaleImageView subsamplingScaleImageView = SubsamplingScaleImageView.this;
subsamplingScaleImageView.scaleStart = subsamplingScaleImageView.scale;
SubsamplingScaleImageView.this.isQuickScaling = true;
SubsamplingScaleImageView.this.isZooming = true;
SubsamplingScaleImageView.this.quickScaleLastDistance = -1.0f;
SubsamplingScaleImageView subsamplingScaleImageView2 = SubsamplingScaleImageView.this;
subsamplingScaleImageView2.quickScaleSCenter = subsamplingScaleImageView2.viewToSourceCoord(subsamplingScaleImageView2.vCenterStart);
SubsamplingScaleImageView.this.quickScaleVStart = new PointF(motionEvent.getX(), motionEvent.getY());
SubsamplingScaleImageView.this.quickScaleVLastPoint = new PointF(SubsamplingScaleImageView.this.quickScaleSCenter.x, SubsamplingScaleImageView.this.quickScaleSCenter.y);
SubsamplingScaleImageView.this.quickScaleMoved = false;
return false;
}
SubsamplingScaleImageView subsamplingScaleImageView3 = SubsamplingScaleImageView.this;
subsamplingScaleImageView3.doubleTapZoom(subsamplingScaleImageView3.viewToSourceCoord(new PointF(motionEvent.getX(), motionEvent.getY())), new PointF(motionEvent.getX(), motionEvent.getY()));
return true;
}
return super.onDoubleTapEvent(motionEvent);
}
@Override
public boolean onFling(MotionEvent motionEvent, MotionEvent motionEvent2, float f2, float f3) {
if (SubsamplingScaleImageView.this.panEnabled && SubsamplingScaleImageView.this.readySent && SubsamplingScaleImageView.this.vTranslate != null && motionEvent != null && motionEvent2 != null && ((Math.abs(motionEvent.getX() - motionEvent2.getX()) > 50.0f || Math.abs(motionEvent.getY() - motionEvent2.getY()) > 50.0f) && ((Math.abs(f2) > 500.0f || Math.abs(f3) > 500.0f) && !SubsamplingScaleImageView.this.isZooming))) {
PointF pointF = new PointF((f2 * 0.25f) + SubsamplingScaleImageView.this.vTranslate.x, (f3 * 0.25f) + SubsamplingScaleImageView.this.vTranslate.y);
new AnimationBuilder(new PointF(((SubsamplingScaleImageView.this.getWidth() / 2) - pointF.x) / SubsamplingScaleImageView.this.scale, ((SubsamplingScaleImageView.this.getHeight() / 2) - pointF.y) / SubsamplingScaleImageView.this.scale)).withEasing(1).withPanLimited(false).withOrigin(3).start();
return true;
}
return super.onFling(motionEvent, motionEvent2, f2, f3);
}
@Override
public boolean onSingleTapConfirmed(MotionEvent motionEvent) {
SubsamplingScaleImageView.this.performClick();
return true;
}
});
}
private void setMatrixArray(float[] fArr, float f2, float f3, float f4, float f5, float f6, float f7, float f8, float f9) {
fArr[0] = f2;
fArr[1] = f3;
fArr[2] = f4;
fArr[3] = f5;
fArr[4] = f6;
fArr[5] = f7;
fArr[6] = f8;
fArr[7] = f9;
}
private Rect sourceToViewRect(Rect rect, Rect rect2) {
rect2.set((int) sourceToViewX(rect.left), (int) sourceToViewY(rect.top), (int) sourceToViewX(rect.right), (int) sourceToViewY(rect.bottom));
return rect2;
}
private float sourceToViewX(float f2) {
PointF pointF = this.vTranslate;
if (pointF == null) {
return Float.NaN;
}
return (f2 * this.scale) + pointF.x;
}
private float sourceToViewY(float f2) {
PointF pointF = this.vTranslate;
if (pointF == null) {
return Float.NaN;
}
return (f2 * this.scale) + pointF.y;
}
private boolean tileVisible(Tile tile) {
return viewToSourceX(0.0f) <= ((float) tile.sRect.right) && ((float) tile.sRect.left) <= viewToSourceX((float) getWidth()) && viewToSourceY(0.0f) <= ((float) tile.sRect.bottom) && ((float) tile.sRect.top) <= viewToSourceY((float) getHeight());
}
private PointF vTranslateForSCenter(float f2, float f3, float f4) {
int width = (((getWidth() - getPaddingRight()) - getPaddingLeft()) / 2) + getPaddingLeft();
int height = (((getHeight() - getPaddingBottom()) - getPaddingTop()) / 2) + getPaddingTop();
if (this.satTemp == null) {
this.satTemp = new ScaleAndTranslate(0.0f, new PointF(0.0f, 0.0f));
}
this.satTemp.scale = f4;
this.satTemp.vTranslate.set(width - (f2 * f4), height - (f3 * f4));
fitToBounds(true, this.satTemp);
return this.satTemp.vTranslate;
}
private float viewToSourceX(float f2) {
PointF pointF = this.vTranslate;
if (pointF == null) {
return Float.NaN;
}
return (f2 - pointF.x) / this.scale;
}
private float viewToSourceY(float f2) {
PointF pointF = this.vTranslate;
if (pointF == null) {
return Float.NaN;
}
return (f2 - pointF.y) / this.scale;
}
public AnimationBuilder animateCenter(PointF pointF) {
if (isReady()) {
return new AnimationBuilder(pointF);
}
return null;
}
public AnimationBuilder animateScale(float f2) {
if (isReady()) {
return new AnimationBuilder(f2);
}
return null;
}
public AnimationBuilder animateScaleAndCenter(float f2, PointF pointF) {
if (isReady()) {
return new AnimationBuilder(f2, pointF);
}
return null;
}
public final int getAppliedOrientation() {
return getRequiredRotation();
}
public final PointF getCenter() {
return viewToSourceCoord(getWidth() / 2, getHeight() / 2);
}
public float getMaxScale() {
return this.maxScale;
}
public final float getMinScale() {
return minScale();
}
public final int getOrientation() {
return this.orientation;
}
public final int getSHeight() {
return this.sHeight;
}
public final int getSWidth() {
return this.sWidth;
}
public final float getScale() {
return this.scale;
}
public final ImageViewState getState() {
if (this.vTranslate == null || this.sWidth <= 0 || this.sHeight <= 0) {
return null;
}
return new ImageViewState(getScale(), getCenter(), getOrientation());
}
public boolean hasImage() {
return (this.uri == null && this.bitmap == null) ? false : true;
}
public final boolean isImageLoaded() {
return this.imageLoadedSent;
}
public final boolean isPanEnabled() {
return this.panEnabled;
}
public final boolean isQuickScaleEnabled() {
return this.quickScaleEnabled;
}
public final boolean isReady() {
return this.readySent;
}
public final boolean isZoomEnabled() {
return this.zoomEnabled;
}
@Override
public void onDraw(Canvas canvas) {
Bitmap bitmap;
float f2;
super.onDraw(canvas);
createPaints();
if (this.sWidth == 0 || this.sHeight == 0 || getWidth() == 0 || getHeight() == 0) {
return;
}
if (this.tileMap == null && this.decoder != null) {
initialiseBaseLayer(getMaxBitmapDimensions(canvas));
}
if (checkReady()) {
preDraw();
if (this.anim != null) {
float f3 = this.scale;
if (this.vTranslateBefore == null) {
this.vTranslateBefore = new PointF(0.0f, 0.0f);
}
this.vTranslateBefore.set(this.vTranslate);
long currentTimeMillis = System.currentTimeMillis() - this.anim.time;
boolean z = currentTimeMillis > this.anim.duration;
long min = Math.min(currentTimeMillis, this.anim.duration);
this.scale = ease(this.anim.easing, min, this.anim.scaleStart, this.anim.scaleEnd - this.anim.scaleStart, this.anim.duration);
float ease = ease(this.anim.easing, min, this.anim.vFocusStart.x, this.anim.vFocusEnd.x - this.anim.vFocusStart.x, this.anim.duration);
float ease2 = ease(this.anim.easing, min, this.anim.vFocusStart.y, this.anim.vFocusEnd.y - this.anim.vFocusStart.y, this.anim.duration);
this.vTranslate.x -= sourceToViewX(this.anim.sCenterEnd.x) - ease;
this.vTranslate.y -= sourceToViewY(this.anim.sCenterEnd.y) - ease2;
fitToBounds(z || this.anim.scaleStart == this.anim.scaleEnd);
sendStateChanged(f3, this.vTranslateBefore, this.anim.origin);
refreshRequiredTiles(z);
if (z) {
if (this.anim.listener != null) {
try {
this.anim.listener.onComplete();
} catch (Exception e2) {
Log.w(TAG, "Error thrown by animation listener", e2);
}
}
this.anim = null;
}
invalidate();
}
if (this.tileMap != null && isBaseLayerReady()) {
int min2 = Math.min(this.fullImageSampleSize, calculateInSampleSize(this.scale));
boolean z2 = false;
for (Map.Entry<Integer, List<Tile>> entry : this.tileMap.entrySet()) {
if (entry.getKey().intValue() == min2) {
for (Tile tile : entry.getValue()) {
if (tile.visible && (tile.loading || tile.bitmap == null)) {
z2 = true;
}
}
}
}
for (Map.Entry<Integer, List<Tile>> entry2 : this.tileMap.entrySet()) {
if (entry2.getKey().intValue() == min2 || z2) {
for (Tile tile2 : entry2.getValue()) {
sourceToViewRect(tile2.sRect, tile2.vRect);
if (tile2.loading || tile2.bitmap == null) {
if (tile2.loading && this.debug) {
canvas.drawText("LOADING", tile2.vRect.left + 5, tile2.vRect.top + 35, this.debugPaint);
}
} else {
if (this.tileBgPaint != null) {
canvas.drawRect(tile2.vRect, this.tileBgPaint);
}
if (this.matrix == null) {
this.matrix = new Matrix();
}
this.matrix.reset();
setMatrixArray(this.srcArray, 0.0f, 0.0f, tile2.bitmap.getWidth(), 0.0f, tile2.bitmap.getWidth(), tile2.bitmap.getHeight(), 0.0f, tile2.bitmap.getHeight());
if (getRequiredRotation() == 0) {
setMatrixArray(this.dstArray, tile2.vRect.left, tile2.vRect.top, tile2.vRect.right, tile2.vRect.top, tile2.vRect.right, tile2.vRect.bottom, tile2.vRect.left, tile2.vRect.bottom);
} else if (getRequiredRotation() == 90) {
setMatrixArray(this.dstArray, tile2.vRect.right, tile2.vRect.top, tile2.vRect.right, tile2.vRect.bottom, tile2.vRect.left, tile2.vRect.bottom, tile2.vRect.left, tile2.vRect.top);
} else if (getRequiredRotation() == 180) {
setMatrixArray(this.dstArray, tile2.vRect.right, tile2.vRect.bottom, tile2.vRect.left, tile2.vRect.bottom, tile2.vRect.left, tile2.vRect.top, tile2.vRect.right, tile2.vRect.top);
} else if (getRequiredRotation() == 270) {
setMatrixArray(this.dstArray, tile2.vRect.left, tile2.vRect.bottom, tile2.vRect.left, tile2.vRect.top, tile2.vRect.right, tile2.vRect.top, tile2.vRect.right, tile2.vRect.bottom);
}
this.matrix.setPolyToPoly(this.srcArray, 0, this.dstArray, 0, 4);
canvas.drawBitmap(tile2.bitmap, this.matrix, this.bitmapPaint);
if (this.debug) {
canvas.drawRect(tile2.vRect, this.debugPaint);
}
}
if (tile2.visible && this.debug) {
StringBuilder O = a.O("ISS ");
O.append(tile2.sampleSize);
O.append(" RECT ");
O.append(tile2.sRect.top);
O.append(",");
O.append(tile2.sRect.left);
O.append(",");
O.append(tile2.sRect.bottom);
O.append(",");
O.append(tile2.sRect.right);
canvas.drawText(O.toString(), tile2.vRect.left + 5, tile2.vRect.top + 15, this.debugPaint);
}
}
}
}
} else {
if (this.bitmap != null) {
float f4 = this.scale;
if (this.bitmapIsPreview) {
float width = f4 * (this.sWidth / bitmap.getWidth());
f4 = this.scale * (this.sHeight / this.bitmap.getHeight());
f2 = width;
} else {
f2 = f4;
}
if (this.matrix == null) {
this.matrix = new Matrix();
}
this.matrix.reset();
this.matrix.postScale(f2, f4);
this.matrix.postRotate(getRequiredRotation());
Matrix matrix = this.matrix;
PointF pointF = this.vTranslate;
matrix.postTranslate(pointF.x, pointF.y);
if (getRequiredRotation() == 180) {
Matrix matrix2 = this.matrix;
float f5 = this.scale;
matrix2.postTranslate(this.sWidth * f5, f5 * this.sHeight);
} else if (getRequiredRotation() == 90) {
this.matrix.postTranslate(this.scale * this.sHeight, 0.0f);
} else if (getRequiredRotation() == 270) {
this.matrix.postTranslate(0.0f, this.scale * this.sWidth);
}
if (this.tileBgPaint != null) {
if (this.sRect == null) {
this.sRect = new RectF();
}
this.sRect.set(0.0f, 0.0f, this.bitmapIsPreview ? this.bitmap.getWidth() : this.sWidth, this.bitmapIsPreview ? this.bitmap.getHeight() : this.sHeight);
this.matrix.mapRect(this.sRect);
canvas.drawRect(this.sRect, this.tileBgPaint);
}
canvas.drawBitmap(this.bitmap, this.matrix, this.bitmapPaint);
}
}
if (this.debug) {
StringBuilder O2 = a.O("Scale: ");
Locale locale = Locale.ENGLISH;
O2.append(String.format(locale, "%.2f", Float.valueOf(this.scale)));
canvas.drawText(O2.toString(), 5.0f, 15.0f, this.debugPaint);
canvas.drawText("Translate: " + String.format(locale, "%.2f", Float.valueOf(this.vTranslate.x)) + ":" + String.format(locale, "%.2f", Float.valueOf(this.vTranslate.y)), 5.0f, 35.0f, this.debugPaint);
PointF center = getCenter();
StringBuilder O3 = a.O("Source center: ");
O3.append(String.format(locale, "%.2f", Float.valueOf(center.x)));
O3.append(":");
O3.append(String.format(locale, "%.2f", Float.valueOf(center.y)));
canvas.drawText(O3.toString(), 5.0f, 55.0f, this.debugPaint);
this.debugPaint.setStrokeWidth(2.0f);
Anim anim = this.anim;
if (anim != null) {
PointF sourceToViewCoord = sourceToViewCoord(anim.sCenterStart);
PointF sourceToViewCoord2 = sourceToViewCoord(this.anim.sCenterEndRequested);
PointF sourceToViewCoord3 = sourceToViewCoord(this.anim.sCenterEnd);
canvas.drawCircle(sourceToViewCoord.x, sourceToViewCoord.y, 10.0f, this.debugPaint);
this.debugPaint.setColor(SupportMenu.CATEGORY_MASK);
canvas.drawCircle(sourceToViewCoord2.x, sourceToViewCoord2.y, 20.0f, this.debugPaint);
this.debugPaint.setColor(-16776961);
canvas.drawCircle(sourceToViewCoord3.x, sourceToViewCoord3.y, 25.0f, this.debugPaint);
this.debugPaint.setColor(-16711681);
canvas.drawCircle(getWidth() / 2, getHeight() / 2, 30.0f, this.debugPaint);
}
if (this.vCenterStart != null) {
this.debugPaint.setColor(SupportMenu.CATEGORY_MASK);
PointF pointF2 = this.vCenterStart;
canvas.drawCircle(pointF2.x, pointF2.y, 20.0f, this.debugPaint);
}
if (this.quickScaleSCenter != null) {
this.debugPaint.setColor(-16776961);
canvas.drawCircle(sourceToViewX(this.quickScaleSCenter.x), sourceToViewY(this.quickScaleSCenter.y), 35.0f, this.debugPaint);
}
if (this.quickScaleVStart != null) {
this.debugPaint.setColor(-16711681);
PointF pointF3 = this.quickScaleVStart;
canvas.drawCircle(pointF3.x, pointF3.y, 30.0f, this.debugPaint);
}
this.debugPaint.setColor(-65281);
this.debugPaint.setStrokeWidth(1.0f);
}
}
}
public void onImageLoaded() {
}
@Override
public void onMeasure(int i2, int i3) {
int mode = View.MeasureSpec.getMode(i2);
int mode2 = View.MeasureSpec.getMode(i3);
int size = View.MeasureSpec.getSize(i2);
int size2 = View.MeasureSpec.getSize(i3);
boolean z = mode != 1073741824;
boolean z2 = mode2 != 1073741824;
if (this.sWidth > 0 && this.sHeight > 0) {
if (z && z2) {
size = sWidth();
size2 = sHeight();
} else if (z2) {
size2 = (int) ((sHeight() / sWidth()) * size);
} else if (z) {
size = (int) ((sWidth() / sHeight()) * size2);
}
}
setMeasuredDimension(Math.max(size, getSuggestedMinimumWidth()), Math.max(size2, getSuggestedMinimumHeight()));
}
public void onReady() {
}
@Override
public void onSizeChanged(int i2, int i3, int i4, int i5) {
debug("onSizeChanged %dx%d -> %dx%d", Integer.valueOf(i4), Integer.valueOf(i5), Integer.valueOf(i2), Integer.valueOf(i3));
PointF center = getCenter();
if (!this.readySent || center == null) {
return;
}
this.anim = null;
this.pendingScale = Float.valueOf(this.scale);
this.sPendingCenter = center;
}
@Override
public boolean onTouchEvent(MotionEvent motionEvent) {
GestureDetector gestureDetector;
Anim anim = this.anim;
if (anim != null && !anim.interruptible) {
requestDisallowInterceptTouchEvent(true);
return true;
}
Anim anim2 = this.anim;
if (anim2 != null && anim2.listener != null) {
try {
this.anim.listener.onInterruptedByUser();
} catch (Exception e2) {
Log.w(TAG, "Error thrown by animation listener", e2);
}
}
this.anim = null;
if (this.vTranslate == null) {
return true;
}
if (!this.isQuickScaling && ((gestureDetector = this.detector) == null || gestureDetector.onTouchEvent(motionEvent))) {
this.isZooming = false;
this.isPanning = false;
this.maxTouchCount = 0;
return true;
}
if (this.vTranslateStart == null) {
this.vTranslateStart = new PointF(0.0f, 0.0f);
}
if (this.vTranslateBefore == null) {
this.vTranslateBefore = new PointF(0.0f, 0.0f);
}
if (this.vCenterStart == null) {
this.vCenterStart = new PointF(0.0f, 0.0f);
}
float f2 = this.scale;
this.vTranslateBefore.set(this.vTranslate);
boolean onTouchEventInternal = onTouchEventInternal(motionEvent);
sendStateChanged(f2, this.vTranslateBefore, 2);
return onTouchEventInternal || super.onTouchEvent(motionEvent);
}
public void recycle() {
reset(true);
this.bitmapPaint = null;
this.debugPaint = null;
this.tileBgPaint = null;
}
public final void resetScaleAndCenter() {
this.anim = null;
this.pendingScale = Float.valueOf(limitedScale(0.0f));
if (isReady()) {
this.sPendingCenter = new PointF(sWidth() / 2, sHeight() / 2);
} else {
this.sPendingCenter = new PointF(0.0f, 0.0f);
}
invalidate();
}
public final void setBitmapDecoderClass(Class<? extends ImageDecoder> cls) {
if (cls != null) {
this.bitmapDecoderFactory = new CompatDecoderFactory(cls);
return;
}
throw new IllegalArgumentException("Decoder class cannot be set to null");
}
public final void setBitmapDecoderFactory(DecoderFactory<? extends ImageDecoder> decoderFactory) {
if (decoderFactory != null) {
this.bitmapDecoderFactory = decoderFactory;
return;
}
throw new IllegalArgumentException("Decoder factory cannot be set to null");
}
public final void setDebug(boolean z) {
this.debug = z;
}
public final void setDoubleTapZoomDpi(int i2) {
DisplayMetrics displayMetrics = getResources().getDisplayMetrics();
setDoubleTapZoomScale(((displayMetrics.xdpi + displayMetrics.ydpi) / 2.0f) / i2);
}
public final void setDoubleTapZoomDuration(int i2) {
this.doubleTapZoomDuration = Math.max(0, i2);
}
public final void setDoubleTapZoomScale(float f2) {
this.doubleTapZoomScale = f2;
}
public final void setDoubleTapZoomStyle(int i2) {
if (VALID_ZOOM_STYLES.contains(Integer.valueOf(i2))) {
this.doubleTapZoomStyle = i2;
return;
}
throw new IllegalArgumentException(a.v("Invalid zoom style: ", i2));
}
public final void setImage(ImageSource imageSource) {
setImage(imageSource, null, null);
}
public final void setMaxScale(float f2) {
this.maxScale = f2;
}
public void setMaxTileSize(int i2) {
this.maxTileWidth = i2;
this.maxTileHeight = i2;
}
public final void setMaximumDpi(int i2) {
DisplayMetrics displayMetrics = getResources().getDisplayMetrics();
setMinScale(((displayMetrics.xdpi + displayMetrics.ydpi) / 2.0f) / i2);
}
public final void setMinScale(float f2) {
this.minScale = f2;
}
public final void setMinimumDpi(int i2) {
DisplayMetrics displayMetrics = getResources().getDisplayMetrics();
setMaxScale(((displayMetrics.xdpi + displayMetrics.ydpi) / 2.0f) / i2);
}
public final void setMinimumScaleType(int i2) {
if (VALID_SCALE_TYPES.contains(Integer.valueOf(i2))) {
this.minimumScaleType = i2;
if (isReady()) {
fitToBounds(true);
invalidate();
return;
}
return;
}
throw new IllegalArgumentException(a.v("Invalid scale type: ", i2));
}
public void setMinimumTileDpi(int i2) {
DisplayMetrics displayMetrics = getResources().getDisplayMetrics();
this.minimumTileDpi = (int) Math.min((displayMetrics.xdpi + displayMetrics.ydpi) / 2.0f, i2);
if (isReady()) {
reset(false);
invalidate();
}
}
public void setOnImageEventListener(OnImageEventListener onImageEventListener) {
this.onImageEventListener = onImageEventListener;
}
@Override
public void setOnLongClickListener(View.OnLongClickListener onLongClickListener) {
this.onLongClickListener = onLongClickListener;
}
public void setOnStateChangedListener(OnStateChangedListener onStateChangedListener) {
this.onStateChangedListener = onStateChangedListener;
}
public final void setOrientation(int i2) {
if (VALID_ORIENTATIONS.contains(Integer.valueOf(i2))) {
this.orientation = i2;
reset(false);
invalidate();
requestLayout();
return;
}
throw new IllegalArgumentException(a.v("Invalid orientation: ", i2));
}
public final void setPanEnabled(boolean z) {
PointF pointF;
this.panEnabled = z;
if (z || (pointF = this.vTranslate) == null) {
return;
}
pointF.x = (getWidth() / 2) - (this.scale * (sWidth() / 2));
this.vTranslate.y = (getHeight() / 2) - (this.scale * (sHeight() / 2));
if (isReady()) {
refreshRequiredTiles(true);
invalidate();
}
}
public final void setPanLimit(int i2) {
if (VALID_PAN_LIMITS.contains(Integer.valueOf(i2))) {
this.panLimit = i2;
if (isReady()) {
fitToBounds(true);
invalidate();
return;
}
return;
}
throw new IllegalArgumentException(a.v("Invalid pan limit: ", i2));
}
public void setParallelLoadingEnabled(boolean z) {
this.parallelLoadingEnabled = z;
}
public final void setQuickScaleEnabled(boolean z) {
this.quickScaleEnabled = z;
}
public final void setRegionDecoderClass(Class<? extends ImageRegionDecoder> cls) {
if (cls != null) {
this.regionDecoderFactory = new CompatDecoderFactory(cls);
return;
}
throw new IllegalArgumentException("Decoder class cannot be set to null");
}
public final void setRegionDecoderFactory(DecoderFactory<? extends ImageRegionDecoder> decoderFactory) {
if (decoderFactory != null) {
this.regionDecoderFactory = decoderFactory;
return;
}
throw new IllegalArgumentException("Decoder factory cannot be set to null");
}
public final void setScaleAndCenter(float f2, PointF pointF) {
this.anim = null;
this.pendingScale = Float.valueOf(f2);
this.sPendingCenter = pointF;
this.sRequestedCenter = pointF;
invalidate();
}
public final void setTileBackgroundColor(int i2) {
if (Color.alpha(i2) == 0) {
this.tileBgPaint = null;
} else {
Paint paint = new Paint();
this.tileBgPaint = paint;
paint.setStyle(Paint.Style.FILL);
this.tileBgPaint.setColor(i2);
}
invalidate();
}
public final void setZoomEnabled(boolean z) {
this.zoomEnabled = z;
}
public final PointF sourceToViewCoord(PointF pointF) {
return sourceToViewCoord(pointF.x, pointF.y, new PointF());
}
public final PointF viewToSourceCoord(PointF pointF) {
return viewToSourceCoord(pointF.x, pointF.y, new PointF());
}
public final void setImage(ImageSource imageSource, ImageViewState imageViewState) {
setImage(imageSource, null, imageViewState);
}
public final PointF sourceToViewCoord(float f2, float f3) {
return sourceToViewCoord(f2, f3, new PointF());
}
public final PointF viewToSourceCoord(float f2, float f3) {
return viewToSourceCoord(f2, f3, new PointF());
}
public final void setImage(ImageSource imageSource, ImageSource imageSource2) {
setImage(imageSource, imageSource2, null);
}
public void setMaxTileSize(int i2, int i3) {
this.maxTileWidth = i2;
this.maxTileHeight = i3;
}
public final PointF sourceToViewCoord(PointF pointF, PointF pointF2) {
return sourceToViewCoord(pointF.x, pointF.y, pointF2);
}
public final PointF viewToSourceCoord(PointF pointF, PointF pointF2) {
return viewToSourceCoord(pointF.x, pointF.y, pointF2);
}
public final class AnimationBuilder {
private long duration;
private int easing;
private boolean interruptible;
private OnAnimationEventListener listener;
private int origin;
private boolean panLimited;
private final PointF targetSCenter;
private final float targetScale;
private final PointF vFocus;
public AnimationBuilder withOrigin(int i2) {
this.origin = i2;
return this;
}
public AnimationBuilder withPanLimited(boolean z) {
this.panLimited = z;
return this;
}
public void start() {
PointF pointF;
if (SubsamplingScaleImageView.this.anim != null && SubsamplingScaleImageView.this.anim.listener != null) {
try {
SubsamplingScaleImageView.this.anim.listener.onInterruptedByNewAnim();
} catch (Exception e2) {
Log.w(SubsamplingScaleImageView.TAG, "Error thrown by animation listener", e2);
}
}
int width = (((SubsamplingScaleImageView.this.getWidth() - SubsamplingScaleImageView.this.getPaddingRight()) - SubsamplingScaleImageView.this.getPaddingLeft()) / 2) + SubsamplingScaleImageView.this.getPaddingLeft();
int height = (((SubsamplingScaleImageView.this.getHeight() - SubsamplingScaleImageView.this.getPaddingBottom()) - SubsamplingScaleImageView.this.getPaddingTop()) / 2) + SubsamplingScaleImageView.this.getPaddingTop();
float limitedScale = SubsamplingScaleImageView.this.limitedScale(this.targetScale);
if (this.panLimited) {
SubsamplingScaleImageView subsamplingScaleImageView = SubsamplingScaleImageView.this;
PointF pointF2 = this.targetSCenter;
pointF = subsamplingScaleImageView.limitedSCenter(pointF2.x, pointF2.y, limitedScale, new PointF());
} else {
pointF = this.targetSCenter;
}
SubsamplingScaleImageView.this.anim = new Anim();
SubsamplingScaleImageView.this.anim.scaleStart = SubsamplingScaleImageView.this.scale;
SubsamplingScaleImageView.this.anim.scaleEnd = limitedScale;
SubsamplingScaleImageView.this.anim.time = System.currentTimeMillis();
SubsamplingScaleImageView.this.anim.sCenterEndRequested = pointF;
SubsamplingScaleImageView.this.anim.sCenterStart = SubsamplingScaleImageView.this.getCenter();
SubsamplingScaleImageView.this.anim.sCenterEnd = pointF;
SubsamplingScaleImageView.this.anim.vFocusStart = SubsamplingScaleImageView.this.sourceToViewCoord(pointF);
SubsamplingScaleImageView.this.anim.vFocusEnd = new PointF(width, height);
SubsamplingScaleImageView.this.anim.duration = this.duration;
SubsamplingScaleImageView.this.anim.interruptible = this.interruptible;
SubsamplingScaleImageView.this.anim.easing = this.easing;
SubsamplingScaleImageView.this.anim.origin = this.origin;
SubsamplingScaleImageView.this.anim.time = System.currentTimeMillis();
SubsamplingScaleImageView.this.anim.listener = this.listener;
PointF pointF3 = this.vFocus;
if (pointF3 != null) {
float f2 = pointF3.x - (SubsamplingScaleImageView.this.anim.sCenterStart.x * limitedScale);
float f3 = this.vFocus.y - (SubsamplingScaleImageView.this.anim.sCenterStart.y * limitedScale);
ScaleAndTranslate scaleAndTranslate = new ScaleAndTranslate(limitedScale, new PointF(f2, f3));
SubsamplingScaleImageView.this.fitToBounds(true, scaleAndTranslate);
SubsamplingScaleImageView.this.anim.vFocusEnd = new PointF((scaleAndTranslate.vTranslate.x - f2) + this.vFocus.x, (scaleAndTranslate.vTranslate.y - f3) + this.vFocus.y);
}
SubsamplingScaleImageView.this.invalidate();
}
public AnimationBuilder withDuration(long j2) {
this.duration = j2;
return this;
}
public AnimationBuilder withEasing(int i2) {
if (SubsamplingScaleImageView.VALID_EASING_STYLES.contains(Integer.valueOf(i2))) {
this.easing = i2;
return this;
}
throw new IllegalArgumentException(a.v("Unknown easing type: ", i2));
}
public AnimationBuilder withInterruptible(boolean z) {
this.interruptible = z;
return this;
}
public AnimationBuilder withOnAnimationEventListener(OnAnimationEventListener onAnimationEventListener) {
this.listener = onAnimationEventListener;
return this;
}
private AnimationBuilder(PointF pointF) {
this.duration = 500L;
this.easing = 2;
this.origin = 1;
this.interruptible = true;
this.panLimited = true;
this.targetScale = SubsamplingScaleImageView.this.scale;
this.targetSCenter = pointF;
this.vFocus = null;
}
private AnimationBuilder(float f2) {
this.duration = 500L;
this.easing = 2;
this.origin = 1;
this.interruptible = true;
this.panLimited = true;
this.targetScale = f2;
this.targetSCenter = SubsamplingScaleImageView.this.getCenter();
this.vFocus = null;
}
private AnimationBuilder(float f2, PointF pointF) {
this.duration = 500L;
this.easing = 2;
this.origin = 1;
this.interruptible = true;
this.panLimited = true;
this.targetScale = f2;
this.targetSCenter = pointF;
this.vFocus = null;
}
private AnimationBuilder(float f2, PointF pointF, PointF pointF2) {
this.duration = 500L;
this.easing = 2;
this.origin = 1;
this.interruptible = true;
this.panLimited = true;
this.targetScale = f2;
this.targetSCenter = pointF;
this.vFocus = pointF2;
}
}
public final void setImage(ImageSource imageSource, ImageSource imageSource2, ImageViewState imageViewState) {
Objects.requireNonNull(imageSource, "imageSource must not be null");
reset(true);
if (imageViewState != null) {
restoreState(imageViewState);
}
if (imageSource2 != null) {
if (imageSource.getBitmap() == null) {
if (imageSource.getSWidth() > 0 && imageSource.getSHeight() > 0) {
this.sWidth = imageSource.getSWidth();
this.sHeight = imageSource.getSHeight();
this.pRegion = imageSource2.getSRegion();
if (imageSource2.getBitmap() != null) {
this.bitmapIsCached = imageSource2.isCached();
onPreviewLoaded(imageSource2.getBitmap());
} else {
Uri uri = imageSource2.getUri();
if (uri == null && imageSource2.getResource() != null) {
StringBuilder O = a.O("android.resource://");
O.append(getContext().getPackageName());
O.append("/");
O.append(imageSource2.getResource());
uri = Uri.parse(O.toString());
}
execute(new BitmapLoadTask(this, getContext(), this.bitmapDecoderFactory, uri, true));
}
} else {
throw new IllegalArgumentException("Preview image cannot be used unless dimensions are provided for the main image");
}
} else {
throw new IllegalArgumentException("Preview image cannot be used when a bitmap is provided for the main image");
}
}
if (imageSource.getBitmap() != null && imageSource.getSRegion() != null) {
onImageLoaded(Bitmap.createBitmap(imageSource.getBitmap(), imageSource.getSRegion().left, imageSource.getSRegion().top, imageSource.getSRegion().width(), imageSource.getSRegion().height()), 0, false);
} else if (imageSource.getBitmap() != null) {
onImageLoaded(imageSource.getBitmap(), 0, imageSource.isCached());
} else {
this.sRegion = imageSource.getSRegion();
Uri uri2 = imageSource.getUri();
this.uri = uri2;
if (uri2 == null && imageSource.getResource() != null) {
StringBuilder O2 = a.O("android.resource://");
O2.append(getContext().getPackageName());
O2.append("/");
O2.append(imageSource.getResource());
this.uri = Uri.parse(O2.toString());
}
if (!imageSource.getTile() && this.sRegion == null) {
execute(new BitmapLoadTask(this, getContext(), this.bitmapDecoderFactory, this.uri, false));
} else {
execute(new TilesInitTask(this, getContext(), this.regionDecoderFactory, this.uri));
}
}
}
public final PointF sourceToViewCoord(float f2, float f3, PointF pointF) {
if (this.vTranslate == null) {
return null;
}
pointF.set(sourceToViewX(f2), sourceToViewY(f3));
return pointF;
}
public final PointF viewToSourceCoord(float f2, float f3, PointF pointF) {
if (this.vTranslate == null) {
return null;
}
pointF.set(viewToSourceX(f2), viewToSourceY(f3));
return pointF;
}
private void fitToBounds(boolean z) {
boolean z2;
if (this.vTranslate == null) {
z2 = true;
this.vTranslate = new PointF(0.0f, 0.0f);
} else {
z2 = false;
}
if (this.satTemp == null) {
this.satTemp = new ScaleAndTranslate(0.0f, new PointF(0.0f, 0.0f));
}
this.satTemp.scale = this.scale;
this.satTemp.vTranslate.set(this.vTranslate);
fitToBounds(z, this.satTemp);
this.scale = this.satTemp.scale;
this.vTranslate.set(this.satTemp.vTranslate);
if (z2) {
this.vTranslate.set(vTranslateForSCenter(sWidth() / 2, sHeight() / 2, this.scale));
}
}
public SubsamplingScaleImageView(Context context) {
this(context, null);
}
}