mirror of https://github.com/NekoX-Dev/NekoX.git
280 lines
10 KiB
Java
280 lines
10 KiB
Java
/*
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* This is the source code of Telegram for Android v. 1.3.x.
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* It is licensed under GNU GPL v. 2 or later.
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* You should have received a copy of the license in this archive (see LICENSE).
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*
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* Copyright Nikolai Kudashov, 2013.
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*/
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package org.telegram.ui.Views;
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import android.graphics.Bitmap;
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import android.graphics.Canvas;
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import android.graphics.Rect;
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import android.graphics.drawable.BitmapDrawable;
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import android.graphics.drawable.Drawable;
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import android.view.View;
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import org.telegram.messenger.TLRPC;
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import org.telegram.messenger.FileLoader;
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import org.telegram.messenger.FileLog;
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import org.telegram.messenger.Utilities;
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public class ImageReceiver {
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private TLRPC.FileLocation last_path = null;
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private String last_httpUrl = null;
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private String last_filter = null;
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private Drawable last_placeholder = null;
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private int last_size = 0;
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private String currentPath = null;
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private boolean isPlaceholder = false;
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private Drawable currentImage = null;
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public Integer TAG = null;
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public View parentView = null;
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public int imageX = 0, imageY = 0, imageW = 0, imageH = 0;
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public Rect drawRegion = new Rect();
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private boolean isVisible = true;
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private boolean selfSetting = false;
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public boolean isAspectFit = false;
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public void setImage(TLRPC.FileLocation path, String filter, Drawable placeholder) {
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setImage(path, null, filter, placeholder, 0);
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}
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public void setImage(TLRPC.FileLocation path, String filter, Drawable placeholder, int size) {
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setImage(path, null, filter, placeholder, size);
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}
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public void setImage(String path, String filter, Drawable placeholder) {
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setImage(null, path, filter, placeholder, 0);
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}
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public void setImage(TLRPC.FileLocation path, String httpUrl, String filter, Drawable placeholder, int size) {
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if ((path == null && httpUrl == null) || (path != null && !(path instanceof TLRPC.TL_fileLocation) && !(path instanceof TLRPC.TL_fileEncryptedLocation))) {
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recycleBitmap(null);
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currentPath = null;
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isPlaceholder = true;
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last_path = null;
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last_httpUrl = null;
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last_filter = null;
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last_placeholder = placeholder;
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last_size = 0;
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currentImage = null;
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FileLoader.getInstance().cancelLoadingForImageView(this);
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if (parentView != null) {
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parentView.invalidate();
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}
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return;
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}
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String key;
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if (path != null) {
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key = path.volume_id + "_" + path.local_id;
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} else {
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key = Utilities.MD5(httpUrl);
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}
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if (filter != null) {
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key += "@" + filter;
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}
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Bitmap img = null;
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if (currentPath != null) {
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if (currentPath.equals(key)) {
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if (currentImage != null) {
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return;
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} else {
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img = FileLoader.getInstance().getImageFromMemory(path, httpUrl, this, filter);
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}
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} else {
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img = FileLoader.getInstance().getImageFromMemory(path, httpUrl, this, filter);
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recycleBitmap(img);
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}
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}
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img = FileLoader.getInstance().getImageFromMemory(path, httpUrl, this, filter);
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currentPath = key;
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last_path = path;
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last_httpUrl = httpUrl;
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last_filter = filter;
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last_placeholder = placeholder;
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last_size = size;
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if (img == null) {
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isPlaceholder = true;
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FileLoader.getInstance().loadImage(path, httpUrl, this, filter, true, size);
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} else {
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selfSetting = true;
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setImageBitmap(img, currentPath);
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selfSetting = false;
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}
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if (parentView != null) {
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parentView.invalidate();
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}
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}
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public void setImageBitmap(Bitmap bitmap, String imgKey) {
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if (currentPath == null || !imgKey.equals(currentPath)) {
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return;
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}
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isPlaceholder = false;
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FileLoader.getInstance().incrementUseCount(currentPath);
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currentImage = new BitmapDrawable(null, bitmap);
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if (!selfSetting && parentView != null) {
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parentView.invalidate();
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}
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}
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public void setImageBitmap(Bitmap bitmap) {
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FileLoader.getInstance().cancelLoadingForImageView(this);
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recycleBitmap(null);
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if (bitmap != null) {
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last_placeholder = new BitmapDrawable(null, bitmap);
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} else {
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last_placeholder = null;
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}
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isPlaceholder = true;
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currentPath = null;
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last_path = null;
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last_httpUrl = null;
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last_filter = null;
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currentImage = null;
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last_size = 0;
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if (parentView != null) {
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parentView.invalidate();
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}
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}
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public void setImageBitmap(Drawable bitmap) {
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FileLoader.getInstance().cancelLoadingForImageView(this);
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recycleBitmap(null);
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last_placeholder = bitmap;
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isPlaceholder = true;
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currentPath = null;
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currentImage = null;
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last_path = null;
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last_httpUrl = null;
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last_filter = null;
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last_size = 0;
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if (parentView != null) {
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parentView.invalidate();
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}
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}
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public void clearImage() {
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recycleBitmap(null);
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}
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private void recycleBitmap(Bitmap newBitmap) {
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if (currentImage == null || isPlaceholder) {
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return;
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}
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if (currentImage instanceof BitmapDrawable) {
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Bitmap bitmap = ((BitmapDrawable)currentImage).getBitmap();
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if (bitmap != null && bitmap != newBitmap) {
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if (currentPath != null) {
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boolean canDelete = FileLoader.getInstance().decrementUseCount(currentPath);
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if (!FileLoader.getInstance().isInCache(currentPath)) {
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if (FileLoader.getInstance().runtimeHack != null) {
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FileLoader.getInstance().runtimeHack.trackAlloc(bitmap.getRowBytes() * bitmap.getHeight());
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}
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if (canDelete) {
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currentImage = null;
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bitmap.recycle();
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}
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} else {
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currentImage = null;
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}
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currentPath = null;
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}
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}
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}
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}
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public void draw(Canvas canvas, int x, int y, int w, int h) {
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try {
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Drawable bitmapDrawable = currentImage;
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if (bitmapDrawable == null && last_placeholder != null && last_placeholder instanceof BitmapDrawable) {
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bitmapDrawable = last_placeholder;
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}
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if (bitmapDrawable != null) {
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int bitmapW = bitmapDrawable.getIntrinsicWidth();
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int bitmapH = bitmapDrawable.getIntrinsicHeight();
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float scaleW = bitmapW / (float)w;
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float scaleH = bitmapH / (float)h;
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if (isAspectFit) {
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float scale = Math.max(scaleW, scaleH);
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canvas.save();
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bitmapW /= scale;
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bitmapH /= scale;
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drawRegion.set(x + (w - bitmapW) / 2, y + (h - bitmapH) / 2, x + (w + bitmapW) / 2, y + (h + bitmapH) / 2);
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bitmapDrawable.setBounds(drawRegion);
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bitmapDrawable.draw(canvas);
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canvas.restore();
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} else {
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if (Math.abs(scaleW - scaleH) > 0.00001f) {
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canvas.save();
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canvas.clipRect(x, y, x + w, y + h);
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if (bitmapW / scaleH > w) {
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bitmapW /= scaleH;
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drawRegion.set(x - (bitmapW - w) / 2, y, x + (bitmapW + w) / 2, y + h);
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} else {
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bitmapH /= scaleW;
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drawRegion.set(x, y - (bitmapH - h) / 2, x + w, y + (bitmapH + h) / 2);
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}
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bitmapDrawable.setBounds(drawRegion);
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if (isVisible) {
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bitmapDrawable.draw(canvas);
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}
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canvas.restore();
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} else {
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drawRegion.set(x, y, x + w, y + h);
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bitmapDrawable.setBounds(drawRegion);
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if (isVisible) {
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bitmapDrawable.draw(canvas);
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}
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}
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}
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} else if (last_placeholder != null) {
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drawRegion.set(x, y, x + w, y + h);
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last_placeholder.setBounds(drawRegion);
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if (isVisible) {
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last_placeholder.draw(canvas);
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}
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}
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} catch (Exception e) {
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if (currentPath != null) {
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FileLoader.getInstance().removeImage(currentPath);
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currentPath = null;
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}
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setImage(last_path, last_httpUrl, last_filter, last_placeholder, last_size);
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FileLog.e("tmessages", e);
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}
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}
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public Bitmap getBitmap() {
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if (currentImage != null && currentImage instanceof BitmapDrawable) {
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return ((BitmapDrawable)currentImage).getBitmap();
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} else if (isPlaceholder && last_placeholder != null && last_placeholder instanceof BitmapDrawable) {
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return ((BitmapDrawable)last_placeholder).getBitmap();
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}
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return null;
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}
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public void setVisible(boolean value, boolean invalidate) {
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if (isVisible == value) {
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return;
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}
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isVisible = value;
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if (invalidate && parentView != null) {
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parentView.invalidate();
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}
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}
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public boolean getVisible() {
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return isVisible;
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}
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public boolean hasImage() {
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return currentImage != null || last_placeholder != null || currentPath != null || last_httpUrl != null;
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}
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}
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