mirror of https://github.com/NekoX-Dev/NekoX.git
890 lines
35 KiB
Java
890 lines
35 KiB
Java
/*
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* This is the source code of Telegram for Android v. 5.x.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, 2013-2018.
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*/
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package org.telegram.ui.ActionBar;
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import android.content.Context;
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import android.graphics.Canvas;
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import android.graphics.LinearGradient;
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import android.graphics.Paint;
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import android.graphics.Path;
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import android.graphics.PorterDuff;
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import android.graphics.PorterDuffXfermode;
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import android.graphics.Rect;
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import android.graphics.Region;
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import android.graphics.Shader;
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import android.graphics.Typeface;
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import android.graphics.drawable.Drawable;
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import android.os.SystemClock;
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import android.text.Layout;
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import android.text.Spannable;
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import android.text.SpannableStringBuilder;
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import android.text.StaticLayout;
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import android.text.TextPaint;
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import android.text.TextUtils;
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import android.util.Log;
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import android.view.Gravity;
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import android.view.MotionEvent;
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import android.view.View;
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import android.view.accessibility.AccessibilityNodeInfo;
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import org.telegram.messenger.AndroidUtilities;
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import org.telegram.messenger.Emoji;
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import org.telegram.messenger.UserObject;
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import org.telegram.messenger.LocaleController;
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import org.telegram.ui.Cells.DialogCell;
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import org.telegram.ui.Components.EmptyStubSpan;
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import org.telegram.ui.Components.StaticLayoutEx;
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import org.telegram.ui.Components.spoilers.SpoilerEffect;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.Stack;
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public class SimpleTextView extends View implements Drawable.Callback {
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private Layout layout;
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private Layout firstLineLayout;
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private Layout fullLayout;
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private Layout partLayout;
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private TextPaint textPaint;
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private int gravity = Gravity.LEFT | Gravity.TOP;
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private int maxLines = 1;
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private CharSequence text;
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private SpannableStringBuilder spannableStringBuilder;
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private Drawable leftDrawable;
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private Drawable rightDrawable;
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private Drawable replacedDrawable;
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private String replacedText;
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private int replacingDrawableTextIndex;
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private float replacingDrawableTextOffset;
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private float rightDrawableScale = 1.0f;
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private int drawablePadding = AndroidUtilities.dp(4);
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private int leftDrawableTopPadding;
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private int rightDrawableTopPadding;
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private boolean buildFullLayout;
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private float fullAlpha;
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private Drawable wrapBackgroundDrawable;
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private boolean scrollNonFitText;
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private boolean textDoesNotFit;
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private float scrollingOffset;
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private long lastUpdateTime;
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private int currentScrollDelay;
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private Paint fadePaint;
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private Paint fadePaintBack;
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private int lastWidth;
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private int offsetX;
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private int offsetY;
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private int textWidth;
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private int totalWidth;
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private int textHeight;
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public int rightDrawableX;
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public int rightDrawableY;
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private boolean wasLayout;
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private int minWidth;
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private static final int PIXELS_PER_SECOND = 50;
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private static final int PIXELS_PER_SECOND_SLOW = 30;
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private static final int DIST_BETWEEN_SCROLLING_TEXT = 16;
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private static final int SCROLL_DELAY_MS = 500;
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private static final int SCROLL_SLOWDOWN_PX = 100;
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private int fullLayoutAdditionalWidth;
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private int fullLayoutLeftOffset;
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private float fullLayoutLeftCharactersOffset;
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private int minusWidth;
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private int fullTextMaxLines = 3;
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private List<SpoilerEffect> spoilers = new ArrayList<>();
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private Stack<SpoilerEffect> spoilersPool = new Stack<>();
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private Path path = new Path();
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private boolean usaAlphaForEmoji;
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private boolean canHideRightDrawable;
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private boolean rightDrawableHidden;
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private OnClickListener rightDrawableOnClickListener;
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private boolean maybeClick;
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private float touchDownX, touchDownY;
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public SimpleTextView(Context context) {
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super(context);
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textPaint = new TextPaint(Paint.ANTI_ALIAS_FLAG);
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setImportantForAccessibility(IMPORTANT_FOR_ACCESSIBILITY_YES);
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}
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public void setTextColor(int color) {
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textPaint.setColor(color);
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invalidate();
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}
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public void setLinkTextColor(int color) {
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textPaint.linkColor = color;
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invalidate();
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}
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@Override
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protected void onDetachedFromWindow() {
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super.onDetachedFromWindow();
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wasLayout = false;
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}
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public void setTextSize(int size) {
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int newSize = AndroidUtilities.dp(size);
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if (newSize == textPaint.getTextSize()) {
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return;
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}
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textPaint.setTextSize(newSize);
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if (!recreateLayoutMaybe()) {
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invalidate();
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}
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}
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public void setBuildFullLayout(boolean value) {
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buildFullLayout = value;
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}
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public void setFullAlpha(float value) {
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fullAlpha = value;
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invalidate();
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}
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public float getFullAlpha() {
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return fullAlpha;
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}
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public void setScrollNonFitText(boolean value) {
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if (scrollNonFitText == value) {
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return;
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}
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scrollNonFitText = value;
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if (scrollNonFitText) {
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fadePaint = new Paint();
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LinearGradient gradient = new LinearGradient(0, 0, AndroidUtilities.dp(6), 0, new int[]{0xffffffff, 0}, new float[]{0f, 1f}, Shader.TileMode.CLAMP);
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fadePaint.setShader(gradient);
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fadePaint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.DST_OUT));
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fadePaintBack = new Paint();
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gradient = new LinearGradient(0, 0, AndroidUtilities.dp(6), 0, new int[]{0, 0xffffffff}, new float[]{0f, 1f}, Shader.TileMode.CLAMP);
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fadePaintBack.setShader(gradient);
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fadePaintBack.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.DST_OUT));
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}
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requestLayout();
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}
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public void setMaxLines(int value) {
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maxLines = value;
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}
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public void setGravity(int value) {
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gravity = value;
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}
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public void setTypeface(Typeface typeface) {
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textPaint.setTypeface(typeface);
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}
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public int getSideDrawablesSize() {
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int size = 0;
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if (leftDrawable != null) {
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size += leftDrawable.getIntrinsicWidth() + drawablePadding;
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}
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if (rightDrawable != null) {
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int dw = (int) (rightDrawable.getIntrinsicWidth() * rightDrawableScale);
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size += dw + drawablePadding;
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}
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return size;
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}
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public Paint getPaint() {
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return textPaint;
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}
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private void calcOffset(int width) {
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if (layout.getLineCount() > 0) {
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textWidth = (int) Math.ceil(layout.getLineWidth(0));
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if (fullLayout != null) {
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textHeight = fullLayout.getLineBottom(fullLayout.getLineCount() - 1);
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} else if (maxLines > 1 && layout.getLineCount() > 0) {
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textHeight = layout.getLineBottom(layout.getLineCount() - 1);
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} else {
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textHeight = layout.getLineBottom(0);
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}
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if ((gravity & Gravity.HORIZONTAL_GRAVITY_MASK) == Gravity.CENTER_HORIZONTAL) {
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offsetX = (width - textWidth) / 2 - (int) layout.getLineLeft(0);
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} else if ((gravity & Gravity.HORIZONTAL_GRAVITY_MASK) == Gravity.LEFT) {
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if (firstLineLayout != null) {
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offsetX = -(int) firstLineLayout.getLineLeft(0);
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} else {
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offsetX = -(int) layout.getLineLeft(0);
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}
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} else if (layout.getLineLeft(0) == 0) {
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if (firstLineLayout != null) {
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offsetX = (int) (width - firstLineLayout.getLineWidth(0));
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} else {
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offsetX = width - textWidth;
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}
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} else {
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offsetX = -AndroidUtilities.dp(8);
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}
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offsetX += getPaddingLeft();
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textDoesNotFit = textWidth > width;
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if (fullLayout != null && fullLayoutAdditionalWidth > 0) {
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fullLayoutLeftCharactersOffset = fullLayout.getPrimaryHorizontal(0) - firstLineLayout.getPrimaryHorizontal(0);
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}
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}
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if (replacingDrawableTextIndex >= 0) {
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replacingDrawableTextOffset = layout.getPrimaryHorizontal(replacingDrawableTextIndex);
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} else {
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replacingDrawableTextOffset = 0;
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}
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}
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protected boolean createLayout(int width) {
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CharSequence text = this.text;
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replacingDrawableTextIndex = -1;
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rightDrawableHidden = false;
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if (text != null) {
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text = Emoji.replaceEmoji(text, textPaint.getFontMetricsInt(), (int) textPaint.getTextSize(), false);
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try {
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if (leftDrawable != null) {
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width -= leftDrawable.getIntrinsicWidth();
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width -= drawablePadding;
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}
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int rightDrawableWidth = 0;
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if (rightDrawable != null) {
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rightDrawableWidth = (int) (rightDrawable.getIntrinsicWidth() * rightDrawableScale);
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width -= rightDrawableWidth;
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width -= drawablePadding;
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}
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if (replacedText != null && replacedDrawable != null) {
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replacingDrawableTextIndex = text.toString().indexOf(replacedText);
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if (replacingDrawableTextIndex >= 0) {
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SpannableStringBuilder builder = SpannableStringBuilder.valueOf(text);
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builder.setSpan(new DialogCell.FixedWidthSpan(replacedDrawable.getIntrinsicWidth()), replacingDrawableTextIndex, replacingDrawableTextIndex + replacedText.length(), 0);
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text = builder;
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} else {
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width -= replacedDrawable.getIntrinsicWidth();
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width -= drawablePadding;
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}
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}
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if (canHideRightDrawable && rightDrawableWidth != 0) {
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CharSequence string = TextUtils.ellipsize(text, textPaint, width, TextUtils.TruncateAt.END);
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if (!text.equals(string)) {
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rightDrawableHidden = true;
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width += rightDrawableWidth;
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width += drawablePadding;
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}
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}
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if (buildFullLayout) {
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CharSequence string = TextUtils.ellipsize(text, textPaint, width, TextUtils.TruncateAt.END);
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if (!string.equals(text)) {
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fullLayout = StaticLayoutEx.createStaticLayout(text, 0, text.length(), textPaint, width, Layout.Alignment.ALIGN_NORMAL, 1.0f, 0.0f, false, TextUtils.TruncateAt.END, width, fullTextMaxLines, false);
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if (fullLayout != null) {
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int end = fullLayout.getLineEnd(0);
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int start = fullLayout.getLineStart(1);
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CharSequence substr = text.subSequence(0, end);
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SpannableStringBuilder full = SpannableStringBuilder.valueOf(text);
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full.setSpan(new EmptyStubSpan(), 0, start, 0);
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CharSequence part;
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if (end < string.length()) {
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part = string.subSequence(end, string.length());
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} else {
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part = "…";
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}
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firstLineLayout = new StaticLayout(string, 0, string.length(), textPaint, scrollNonFitText ? AndroidUtilities.dp(2000) : width + AndroidUtilities.dp(8), Layout.Alignment.ALIGN_NORMAL, 1.0f, 0.0f, false);
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layout = new StaticLayout(substr, 0, substr.length(), textPaint, scrollNonFitText ? AndroidUtilities.dp(2000) : width + AndroidUtilities.dp(8), Layout.Alignment.ALIGN_NORMAL, 1.0f, 0.0f, false);
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if (layout.getLineLeft(0) != 0) {
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part = "\u200F" + part;
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}
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partLayout = new StaticLayout(part, 0, part.length(), textPaint, scrollNonFitText ? AndroidUtilities.dp(2000) : width + AndroidUtilities.dp(8), Layout.Alignment.ALIGN_NORMAL, 1.0f, 0.0f, false);
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fullLayout = StaticLayoutEx.createStaticLayout(full, 0, full.length(), textPaint, width + AndroidUtilities.dp(8) + fullLayoutAdditionalWidth, Layout.Alignment.ALIGN_NORMAL, 1.0f, 0.0f, false, TextUtils.TruncateAt.END, width + fullLayoutAdditionalWidth, fullTextMaxLines, false);
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}
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} else {
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layout = new StaticLayout(string, 0, string.length(), textPaint, scrollNonFitText ? AndroidUtilities.dp(2000) : width + AndroidUtilities.dp(8), Layout.Alignment.ALIGN_NORMAL, 1.0f, 0.0f, false);
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fullLayout = null;
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partLayout = null;
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firstLineLayout = null;
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}
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} else if (maxLines > 1) {
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layout = StaticLayoutEx.createStaticLayout(text, 0, text.length(), textPaint, width, Layout.Alignment.ALIGN_NORMAL, 1.0f, 0.0f, false, TextUtils.TruncateAt.END, width, maxLines, false);
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} else {
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CharSequence string;
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if (scrollNonFitText) {
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string = text;
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} else {
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string = TextUtils.ellipsize(text, textPaint, width, TextUtils.TruncateAt.END);
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}
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/*if (layout != null && TextUtils.equals(layout.getText(), string)) {
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calcOffset(width);
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return false;
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}*/
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layout = new StaticLayout(string, 0, string.length(), textPaint, scrollNonFitText ? AndroidUtilities.dp(2000) : width + AndroidUtilities.dp(8), Layout.Alignment.ALIGN_NORMAL, 1.0f, 0.0f, false);
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}
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spoilersPool.addAll(spoilers);
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spoilers.clear();
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if (layout != null && layout.getText() instanceof Spannable) {
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SpoilerEffect.addSpoilers(this, layout, spoilersPool, spoilers);
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}
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calcOffset(width);
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} catch (Exception ignore) {
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}
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} else {
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layout = null;
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textWidth = 0;
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textHeight = 0;
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}
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invalidate();
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return true;
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}
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@Override
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protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
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int width = MeasureSpec.getSize(widthMeasureSpec);
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int height = MeasureSpec.getSize(heightMeasureSpec);
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if (lastWidth != AndroidUtilities.displaySize.x) {
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lastWidth = AndroidUtilities.displaySize.x;
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scrollingOffset = 0;
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currentScrollDelay = SCROLL_DELAY_MS;
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}
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createLayout(width - getPaddingLeft() - getPaddingRight() - minusWidth);
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int finalHeight;
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if (MeasureSpec.getMode(heightMeasureSpec) == MeasureSpec.EXACTLY) {
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finalHeight = height;
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} else {
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finalHeight = textHeight;
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}
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setMeasuredDimension(width, finalHeight);
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if ((gravity & Gravity.VERTICAL_GRAVITY_MASK) == Gravity.CENTER_VERTICAL) {
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offsetY = (getMeasuredHeight() - textHeight) / 2 + getPaddingTop();
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} else {
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offsetY = getPaddingTop();
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}
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}
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@Override
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protected void onLayout(boolean changed, int left, int top, int right, int bottom) {
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wasLayout = true;
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}
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public int getTextWidth() {
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return textWidth;
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}
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public int getTextHeight() {
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return textHeight;
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}
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public void setLeftDrawableTopPadding(int value) {
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leftDrawableTopPadding = value;
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}
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public void setRightDrawableTopPadding(int value) {
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rightDrawableTopPadding = value;
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}
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public void setLeftDrawable(int resId) {
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setLeftDrawable(resId == 0 ? null : getContext().getResources().getDrawable(resId));
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}
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public Drawable getLeftDrawable() {
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return leftDrawable;
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}
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public void setRightDrawable(int resId) {
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setRightDrawable(resId == 0 ? null : getContext().getResources().getDrawable(resId));
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}
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public void setMinWidth(int width) {
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minWidth = width;
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}
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@Override
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public void setBackgroundDrawable(Drawable background) {
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if (maxLines > 1) {
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super.setBackgroundDrawable(background);
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return;
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}
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wrapBackgroundDrawable = background;
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}
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@Override
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public Drawable getBackground() {
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if (wrapBackgroundDrawable != null) {
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return wrapBackgroundDrawable;
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}
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return super.getBackground();
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}
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public void setLeftDrawable(Drawable drawable) {
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if (leftDrawable == drawable) {
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return;
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}
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if (leftDrawable != null) {
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leftDrawable.setCallback(null);
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}
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leftDrawable = drawable;
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if (drawable != null) {
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drawable.setCallback(this);
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}
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if (!recreateLayoutMaybe()) {
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invalidate();
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}
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}
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public void replaceTextWithDrawable(Drawable drawable, String replacedText) {
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if (replacedDrawable == drawable) {
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return;
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}
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if (replacedDrawable != null) {
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replacedDrawable.setCallback(null);
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}
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replacedDrawable = drawable;
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if (drawable != null) {
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drawable.setCallback(this);
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}
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if (!recreateLayoutMaybe()) {
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invalidate();
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}
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this.replacedText = replacedText;
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}
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public void setMinusWidth(int value) {
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if (value == minusWidth) {
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return;
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}
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minusWidth = value;
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if (!recreateLayoutMaybe()) {
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invalidate();
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}
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}
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public Drawable getRightDrawable() {
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return rightDrawable;
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}
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public void setRightDrawable(Drawable drawable) {
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if (rightDrawable == drawable) {
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return;
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}
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if (rightDrawable != null) {
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rightDrawable.setCallback(null);
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}
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rightDrawable = drawable;
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if (drawable != null) {
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drawable.setCallback(this);
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}
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if (!recreateLayoutMaybe()) {
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invalidate();
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}
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}
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public void setRightDrawableScale(float scale) {
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rightDrawableScale = scale;
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}
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public void setSideDrawablesColor(int color) {
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Theme.setDrawableColor(rightDrawable, color);
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Theme.setDrawableColor(leftDrawable, color);
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}
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public boolean setText(CharSequence value) {
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return setText(value, false);
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}
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public boolean setText(CharSequence value, boolean force) {
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if (text == null && value == null || !force && text != null && text.equals(value)) {
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return false;
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}
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text = value;
|
|
scrollingOffset = 0;
|
|
currentScrollDelay = SCROLL_DELAY_MS;
|
|
recreateLayoutMaybe();
|
|
return true;
|
|
}
|
|
|
|
public void setDrawablePadding(int value) {
|
|
if (drawablePadding == value) {
|
|
return;
|
|
}
|
|
drawablePadding = value;
|
|
if (!recreateLayoutMaybe()) {
|
|
invalidate();
|
|
}
|
|
}
|
|
|
|
private boolean recreateLayoutMaybe() {
|
|
if (wasLayout && getMeasuredHeight() != 0 && !buildFullLayout) {
|
|
boolean result = createLayout(getMeasuredWidth() - getPaddingLeft() - getPaddingRight() - minusWidth);
|
|
if ((gravity & Gravity.VERTICAL_GRAVITY_MASK) == Gravity.CENTER_VERTICAL) {
|
|
offsetY = (getMeasuredHeight() - textHeight) / 2 + getPaddingTop();
|
|
} else {
|
|
offsetY = getPaddingTop();
|
|
}
|
|
return result;
|
|
} else {
|
|
requestLayout();
|
|
}
|
|
return true;
|
|
}
|
|
|
|
public CharSequence getText() {
|
|
if (text == null) {
|
|
return "";
|
|
}
|
|
return text;
|
|
}
|
|
|
|
public int getLineCount() {
|
|
int count = 0;
|
|
if (layout != null) {
|
|
count += layout.getLineCount();
|
|
}
|
|
if (fullLayout != null) {
|
|
count += fullLayout.getLineCount();
|
|
}
|
|
return count;
|
|
}
|
|
|
|
public int getTextStartX() {
|
|
if (layout == null) {
|
|
return 0;
|
|
}
|
|
int textOffsetX = 0;
|
|
if (leftDrawable != null) {
|
|
if ((gravity & Gravity.HORIZONTAL_GRAVITY_MASK) == Gravity.LEFT) {
|
|
textOffsetX += drawablePadding + leftDrawable.getIntrinsicWidth();
|
|
}
|
|
}
|
|
if (replacedDrawable != null && replacingDrawableTextIndex < 0) {
|
|
if ((gravity & Gravity.HORIZONTAL_GRAVITY_MASK) == Gravity.LEFT) {
|
|
textOffsetX += drawablePadding + replacedDrawable.getIntrinsicWidth();
|
|
}
|
|
}
|
|
return (int) getX() + offsetX + textOffsetX;
|
|
}
|
|
|
|
public TextPaint getTextPaint() {
|
|
return textPaint;
|
|
}
|
|
|
|
public int getTextStartY() {
|
|
if (layout == null) {
|
|
return 0;
|
|
}
|
|
return (int) getY();
|
|
}
|
|
|
|
@Override
|
|
protected void onDraw(Canvas canvas) {
|
|
super.onDraw(canvas);
|
|
int textOffsetX = 0;
|
|
|
|
boolean fade = scrollNonFitText && (textDoesNotFit || scrollingOffset != 0);
|
|
int restore = Integer.MIN_VALUE;
|
|
if (fade) {
|
|
restore = canvas.saveLayerAlpha(0, 0, getMeasuredWidth(), getMeasuredHeight(), 255, Canvas.ALL_SAVE_FLAG);
|
|
}
|
|
|
|
totalWidth = textWidth;
|
|
if (leftDrawable != null) {
|
|
int x = (int) -scrollingOffset;
|
|
if ((gravity & Gravity.HORIZONTAL_GRAVITY_MASK) == Gravity.CENTER_HORIZONTAL) {
|
|
x += offsetX;
|
|
}
|
|
int y;
|
|
if ((gravity & Gravity.VERTICAL_GRAVITY_MASK) == Gravity.CENTER_VERTICAL) {
|
|
y = (getMeasuredHeight() - leftDrawable.getIntrinsicHeight()) / 2 + leftDrawableTopPadding;
|
|
} else {
|
|
y = (textHeight - leftDrawable.getIntrinsicHeight()) / 2 + leftDrawableTopPadding;
|
|
}
|
|
leftDrawable.setBounds(x, y, x + leftDrawable.getIntrinsicWidth(), y + leftDrawable.getIntrinsicHeight());
|
|
leftDrawable.draw(canvas);
|
|
if ((gravity & Gravity.HORIZONTAL_GRAVITY_MASK) == Gravity.LEFT || (gravity & Gravity.HORIZONTAL_GRAVITY_MASK) == Gravity.CENTER_HORIZONTAL) {
|
|
textOffsetX += drawablePadding + leftDrawable.getIntrinsicWidth();
|
|
}
|
|
totalWidth += drawablePadding + leftDrawable.getIntrinsicWidth();
|
|
}
|
|
if (replacedDrawable != null && replacedText != null) {
|
|
int x = (int) (-scrollingOffset + replacingDrawableTextOffset);
|
|
if ((gravity & Gravity.HORIZONTAL_GRAVITY_MASK) == Gravity.CENTER_HORIZONTAL) {
|
|
x += offsetX;
|
|
}
|
|
int y;
|
|
if ((gravity & Gravity.VERTICAL_GRAVITY_MASK) == Gravity.CENTER_VERTICAL) {
|
|
y = (getMeasuredHeight() - replacedDrawable.getIntrinsicHeight()) / 2 + leftDrawableTopPadding;
|
|
} else {
|
|
y = (textHeight - replacedDrawable.getIntrinsicHeight()) / 2 + leftDrawableTopPadding;
|
|
}
|
|
replacedDrawable.setBounds(x, y, x + replacedDrawable.getIntrinsicWidth(), y + replacedDrawable.getIntrinsicHeight());
|
|
replacedDrawable.draw(canvas);
|
|
if (replacingDrawableTextIndex < 0) {
|
|
if ((gravity & Gravity.HORIZONTAL_GRAVITY_MASK) == Gravity.LEFT || (gravity & Gravity.HORIZONTAL_GRAVITY_MASK) == Gravity.CENTER_HORIZONTAL) {
|
|
textOffsetX += drawablePadding + replacedDrawable.getIntrinsicWidth();
|
|
}
|
|
totalWidth += drawablePadding + replacedDrawable.getIntrinsicWidth();
|
|
}
|
|
}
|
|
if (rightDrawable != null && !rightDrawableHidden && rightDrawableScale > 0) {
|
|
int x = textOffsetX + textWidth + drawablePadding + (int) -scrollingOffset;
|
|
if ((gravity & Gravity.HORIZONTAL_GRAVITY_MASK) == Gravity.CENTER_HORIZONTAL) {
|
|
x += offsetX;
|
|
} else if ((gravity & Gravity.HORIZONTAL_GRAVITY_MASK) == Gravity.RIGHT) {
|
|
x += offsetX;
|
|
}
|
|
int dw = (int) (rightDrawable.getIntrinsicWidth() * rightDrawableScale);
|
|
int dh = (int) (rightDrawable.getIntrinsicHeight() * rightDrawableScale);
|
|
int y = (textHeight - dh) / 2 + rightDrawableTopPadding;
|
|
rightDrawable.setBounds(x, y, x + dw, y + dh);
|
|
rightDrawableX = x + (dw >> 1);
|
|
rightDrawableY = y + (dh >> 1);
|
|
rightDrawable.draw(canvas);
|
|
totalWidth += drawablePadding + dw;
|
|
}
|
|
int nextScrollX = totalWidth + AndroidUtilities.dp(DIST_BETWEEN_SCROLLING_TEXT);
|
|
|
|
if (scrollingOffset != 0) {
|
|
if (leftDrawable != null) {
|
|
int x = (int) -scrollingOffset + nextScrollX;
|
|
int y = (textHeight - leftDrawable.getIntrinsicHeight()) / 2 + leftDrawableTopPadding;
|
|
leftDrawable.setBounds(x, y, x + leftDrawable.getIntrinsicWidth(), y + leftDrawable.getIntrinsicHeight());
|
|
leftDrawable.draw(canvas);
|
|
}
|
|
if (rightDrawable != null) {
|
|
int x = textOffsetX + textWidth + drawablePadding + (int) -scrollingOffset + nextScrollX;
|
|
int y = (textHeight - rightDrawable.getIntrinsicHeight()) / 2 + rightDrawableTopPadding;
|
|
rightDrawable.setBounds(x, y, x + rightDrawable.getIntrinsicWidth(), y + rightDrawable.getIntrinsicHeight());
|
|
rightDrawable.draw(canvas);
|
|
}
|
|
}
|
|
|
|
if (layout != null) {
|
|
Emoji.emojiDrawingUseAlpha = usaAlphaForEmoji;
|
|
if (wrapBackgroundDrawable != null) {
|
|
int cx = (int) (offsetX + textOffsetX - scrollingOffset) + textWidth / 2;
|
|
int w = Math.max(textWidth + getPaddingLeft() + getPaddingRight(), minWidth);
|
|
int x = cx - w / 2;
|
|
wrapBackgroundDrawable.setBounds(x, 0, x + w, getMeasuredHeight());
|
|
wrapBackgroundDrawable.draw(canvas);
|
|
}
|
|
if (offsetX + textOffsetX != 0 || offsetY != 0 || scrollingOffset != 0) {
|
|
canvas.save();
|
|
canvas.translate(offsetX + textOffsetX - scrollingOffset, offsetY);
|
|
if (scrollingOffset != 0) {
|
|
//canvas.clipRect(0, 0, getMeasuredWidth(), getMeasuredHeight());
|
|
}
|
|
}
|
|
drawLayout(canvas);
|
|
if (partLayout != null && fullAlpha < 1.0f) {
|
|
int prevAlpha = textPaint.getAlpha();
|
|
textPaint.setAlpha((int) (255 * (1.0f - fullAlpha)));
|
|
canvas.save();
|
|
float partOffset = 0;
|
|
if (partLayout.getText().length() == 1) {
|
|
partOffset = fullTextMaxLines == 1 ? AndroidUtilities.dp(0.5f) : AndroidUtilities.dp(4);
|
|
}
|
|
if (layout.getLineLeft(0) != 0) {
|
|
canvas.translate(-layout.getLineWidth(0) + partOffset, 0);
|
|
} else {
|
|
canvas.translate(layout.getLineWidth(0) - partOffset, 0);
|
|
}
|
|
canvas.translate(-fullLayoutLeftOffset * fullAlpha + fullLayoutLeftCharactersOffset * fullAlpha, 0);
|
|
partLayout.draw(canvas);
|
|
canvas.restore();
|
|
textPaint.setAlpha(prevAlpha);
|
|
}
|
|
if (fullLayout != null && fullAlpha > 0) {
|
|
int prevAlpha = textPaint.getAlpha();
|
|
textPaint.setAlpha((int) (255 * fullAlpha));
|
|
|
|
canvas.translate(-fullLayoutLeftOffset * fullAlpha + fullLayoutLeftCharactersOffset * fullAlpha - fullLayoutLeftCharactersOffset, 0);
|
|
fullLayout.draw(canvas);
|
|
textPaint.setAlpha(prevAlpha);
|
|
}
|
|
if (scrollingOffset != 0) {
|
|
canvas.translate(nextScrollX, 0);
|
|
drawLayout(canvas);
|
|
}
|
|
if (offsetX + textOffsetX != 0 || offsetY != 0 || scrollingOffset != 0) {
|
|
canvas.restore();
|
|
}
|
|
if (fade) {
|
|
if (scrollingOffset < AndroidUtilities.dp(10)) {
|
|
fadePaint.setAlpha((int) (255 * (scrollingOffset / AndroidUtilities.dp(10))));
|
|
} else if (scrollingOffset > totalWidth + AndroidUtilities.dp(DIST_BETWEEN_SCROLLING_TEXT) - AndroidUtilities.dp(10)) {
|
|
float dist = scrollingOffset - (totalWidth + AndroidUtilities.dp(DIST_BETWEEN_SCROLLING_TEXT) - AndroidUtilities.dp(10));
|
|
fadePaint.setAlpha((int) (255 * (1.0f - dist / AndroidUtilities.dp(10))));
|
|
} else {
|
|
fadePaint.setAlpha(255);
|
|
}
|
|
canvas.drawRect(0, 0, AndroidUtilities.dp(6), getMeasuredHeight(), fadePaint);
|
|
canvas.save();
|
|
canvas.translate(getMeasuredWidth() - AndroidUtilities.dp(6), 0);
|
|
canvas.drawRect(0, 0, AndroidUtilities.dp(6), getMeasuredHeight(), fadePaintBack);
|
|
canvas.restore();
|
|
}
|
|
updateScrollAnimation();
|
|
Emoji.emojiDrawingUseAlpha = true;
|
|
}
|
|
if (fade) {
|
|
canvas.restoreToCount(restore);
|
|
}
|
|
}
|
|
|
|
private void drawLayout(Canvas canvas) {
|
|
if (fullAlpha > 0 && fullLayoutLeftOffset != 0) {
|
|
canvas.save();
|
|
canvas.translate(-fullLayoutLeftOffset * fullAlpha + fullLayoutLeftCharactersOffset * fullAlpha, 0);
|
|
|
|
canvas.save();
|
|
clipOutSpoilers(canvas);
|
|
layout.draw(canvas);
|
|
canvas.restore();
|
|
|
|
drawSpoilers(canvas);
|
|
canvas.restore();
|
|
} else {
|
|
canvas.save();
|
|
clipOutSpoilers(canvas);
|
|
layout.draw(canvas);
|
|
canvas.restore();
|
|
|
|
drawSpoilers(canvas);
|
|
}
|
|
}
|
|
|
|
private void clipOutSpoilers(Canvas canvas) {
|
|
path.rewind();
|
|
for (SpoilerEffect eff : spoilers) {
|
|
Rect b = eff.getBounds();
|
|
path.addRect(b.left, b.top, b.right, b.bottom, Path.Direction.CW);
|
|
}
|
|
canvas.clipPath(path, Region.Op.DIFFERENCE);
|
|
}
|
|
|
|
private void drawSpoilers(Canvas canvas) {
|
|
for (SpoilerEffect eff : spoilers)
|
|
eff.draw(canvas);
|
|
}
|
|
|
|
private void updateScrollAnimation() {
|
|
if (!scrollNonFitText || !textDoesNotFit && scrollingOffset == 0) {
|
|
return;
|
|
}
|
|
long newUpdateTime = SystemClock.elapsedRealtime();
|
|
long dt = newUpdateTime - lastUpdateTime;
|
|
if (dt > 17) {
|
|
dt = 17;
|
|
}
|
|
if (currentScrollDelay > 0) {
|
|
currentScrollDelay -= dt;
|
|
} else {
|
|
int totalDistance = totalWidth + AndroidUtilities.dp(DIST_BETWEEN_SCROLLING_TEXT);
|
|
float pixelsPerSecond;
|
|
if (scrollingOffset < AndroidUtilities.dp(SCROLL_SLOWDOWN_PX)) {
|
|
pixelsPerSecond = PIXELS_PER_SECOND_SLOW + (PIXELS_PER_SECOND - PIXELS_PER_SECOND_SLOW) * (scrollingOffset / AndroidUtilities.dp(SCROLL_SLOWDOWN_PX));
|
|
} else if (scrollingOffset >= totalDistance - AndroidUtilities.dp(SCROLL_SLOWDOWN_PX)) {
|
|
float dist = scrollingOffset - (totalDistance - AndroidUtilities.dp(SCROLL_SLOWDOWN_PX));
|
|
pixelsPerSecond = PIXELS_PER_SECOND - (PIXELS_PER_SECOND - PIXELS_PER_SECOND_SLOW) * (dist / AndroidUtilities.dp(SCROLL_SLOWDOWN_PX));
|
|
} else {
|
|
pixelsPerSecond = PIXELS_PER_SECOND;
|
|
}
|
|
scrollingOffset += dt / 1000.0f * AndroidUtilities.dp(pixelsPerSecond);
|
|
lastUpdateTime = newUpdateTime;
|
|
if (scrollingOffset > totalDistance) {
|
|
scrollingOffset = 0;
|
|
currentScrollDelay = SCROLL_DELAY_MS;
|
|
}
|
|
}
|
|
invalidate();
|
|
}
|
|
|
|
@Override
|
|
public void invalidateDrawable(Drawable who) {
|
|
if (who == leftDrawable) {
|
|
invalidate(leftDrawable.getBounds());
|
|
} else if (who == rightDrawable) {
|
|
invalidate(rightDrawable.getBounds());
|
|
} else if (who == replacedDrawable) {
|
|
invalidate(replacedDrawable.getBounds());
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public boolean hasOverlappingRendering() {
|
|
return false;
|
|
}
|
|
|
|
@Override
|
|
public void onInitializeAccessibilityNodeInfo(AccessibilityNodeInfo info) {
|
|
super.onInitializeAccessibilityNodeInfo(info);
|
|
info.setVisibleToUser(true);
|
|
info.setClassName("android.widget.TextView");
|
|
info.setText(text);
|
|
}
|
|
|
|
public void setFullLayoutAdditionalWidth(int fullLayoutAdditionalWidth, int fullLayoutLeftOffset) {
|
|
if (this.fullLayoutAdditionalWidth != fullLayoutAdditionalWidth || this.fullLayoutLeftOffset != fullLayoutLeftOffset) {
|
|
this.fullLayoutAdditionalWidth = fullLayoutAdditionalWidth;
|
|
this.fullLayoutLeftOffset = fullLayoutLeftOffset;
|
|
createLayout(getMeasuredWidth() - minusWidth);
|
|
}
|
|
}
|
|
|
|
public void setFullTextMaxLines(int fullTextMaxLines) {
|
|
this.fullTextMaxLines = fullTextMaxLines;
|
|
}
|
|
|
|
public int getTextColor() {
|
|
return textPaint.getColor();
|
|
}
|
|
|
|
public void setCanHideRightDrawable(boolean b) {
|
|
canHideRightDrawable = b;
|
|
}
|
|
|
|
public void setRightDrawableOnClick(OnClickListener onClickListener) {
|
|
rightDrawableOnClickListener = onClickListener;
|
|
}
|
|
|
|
@Override
|
|
public boolean onTouchEvent(MotionEvent event) {
|
|
if (rightDrawableOnClickListener != null && rightDrawable != null) {
|
|
AndroidUtilities.rectTmp.set(rightDrawableX - AndroidUtilities.dp(16), rightDrawableY - AndroidUtilities.dp(16), rightDrawableX + AndroidUtilities.dp(16), rightDrawableY + AndroidUtilities.dp(16));
|
|
if (event.getAction() == MotionEvent.ACTION_DOWN && AndroidUtilities.rectTmp.contains((int) event.getX(), (int) event.getY())) {
|
|
maybeClick = true;
|
|
touchDownX = event.getX();
|
|
touchDownY = event.getY();
|
|
getParent().requestDisallowInterceptTouchEvent(true);
|
|
} else if (event.getAction() == MotionEvent.ACTION_MOVE && maybeClick) {
|
|
if (Math.abs(event.getX() - touchDownX) >= AndroidUtilities.touchSlop || Math.abs(event.getY() - touchDownY) >= AndroidUtilities.touchSlop) {
|
|
maybeClick = false;
|
|
getParent().requestDisallowInterceptTouchEvent(false);
|
|
}
|
|
} else if (event.getAction() == MotionEvent.ACTION_UP || event.getAction() == MotionEvent.ACTION_CANCEL) {
|
|
if (maybeClick && event.getAction() == MotionEvent.ACTION_UP) {
|
|
rightDrawableOnClickListener.onClick(this);
|
|
}
|
|
maybeClick = false;
|
|
getParent().requestDisallowInterceptTouchEvent(false);
|
|
}
|
|
}
|
|
return super.onTouchEvent(event) || maybeClick;
|
|
}
|
|
}
|