294 lines
11 KiB
Java
294 lines
11 KiB
Java
package com.google.android.material.shadow;
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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.RadialGradient;
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import android.graphics.Rect;
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import android.graphics.RectF;
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import android.graphics.Shader;
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import android.graphics.drawable.Drawable;
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import androidx.appcompat.graphics.drawable.DrawableWrapperCompat;
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import androidx.core.content.ContextCompat;
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import com.google.android.material.R;
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@Deprecated
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/* loaded from: classes.dex */
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public class ShadowDrawableWrapper extends DrawableWrapperCompat {
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static final double COS_45 = Math.cos(Math.toRadians(45.0d));
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static final float SHADOW_BOTTOM_SCALE = 1.0f;
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static final float SHADOW_HORIZ_SCALE = 0.5f;
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static final float SHADOW_MULTIPLIER = 1.5f;
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static final float SHADOW_TOP_SCALE = 0.25f;
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private boolean addPaddingForCorners;
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final RectF contentBounds;
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float cornerRadius;
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final Paint cornerShadowPaint;
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Path cornerShadowPath;
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private boolean dirty;
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final Paint edgeShadowPaint;
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float maxShadowSize;
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private boolean printedShadowClipWarning;
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float rawMaxShadowSize;
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float rawShadowSize;
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private float rotation;
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private final int shadowEndColor;
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private final int shadowMiddleColor;
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float shadowSize;
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private final int shadowStartColor;
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public static float calculateHorizontalPadding(float f, float f2, boolean z) {
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return z ? (float) (f + ((1.0d - COS_45) * f2)) : f;
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}
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public static float calculateVerticalPadding(float f, float f2, boolean z) {
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return z ? (float) ((f * SHADOW_MULTIPLIER) + ((1.0d - COS_45) * f2)) : f * SHADOW_MULTIPLIER;
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}
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public float getCornerRadius() {
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return this.cornerRadius;
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}
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public float getMaxShadowSize() {
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return this.rawMaxShadowSize;
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}
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@Override // androidx.appcompat.graphics.drawable.DrawableWrapperCompat, android.graphics.drawable.Drawable
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public int getOpacity() {
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return -3;
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}
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public float getShadowSize() {
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return this.rawShadowSize;
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}
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@Override // androidx.appcompat.graphics.drawable.DrawableWrapperCompat, android.graphics.drawable.Drawable
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protected void onBoundsChange(Rect rect) {
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this.dirty = true;
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}
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public ShadowDrawableWrapper(Context context, Drawable drawable, float f, float f2, float f3) {
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super(drawable);
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this.dirty = true;
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this.addPaddingForCorners = true;
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this.printedShadowClipWarning = false;
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this.shadowStartColor = ContextCompat.getColor(context, R.color.design_fab_shadow_start_color);
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this.shadowMiddleColor = ContextCompat.getColor(context, R.color.design_fab_shadow_mid_color);
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this.shadowEndColor = ContextCompat.getColor(context, R.color.design_fab_shadow_end_color);
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Paint paint = new Paint(5);
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this.cornerShadowPaint = paint;
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paint.setStyle(Paint.Style.FILL);
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this.cornerRadius = Math.round(f);
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this.contentBounds = new RectF();
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Paint paint2 = new Paint(paint);
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this.edgeShadowPaint = paint2;
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paint2.setAntiAlias(false);
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setShadowSize(f2, f3);
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}
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private static int toEven(float f) {
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int round = Math.round(f);
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return round % 2 == 1 ? round - 1 : round;
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}
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public void setAddPaddingForCorners(boolean z) {
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this.addPaddingForCorners = z;
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invalidateSelf();
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}
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@Override // androidx.appcompat.graphics.drawable.DrawableWrapperCompat, android.graphics.drawable.Drawable
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public void setAlpha(int i) {
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super.setAlpha(i);
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this.cornerShadowPaint.setAlpha(i);
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this.edgeShadowPaint.setAlpha(i);
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}
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public void setShadowSize(float f, float f2) {
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if (f < 0.0f || f2 < 0.0f) {
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throw new IllegalArgumentException("invalid shadow size");
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}
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float even = toEven(f);
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float even2 = toEven(f2);
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if (even > even2) {
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if (!this.printedShadowClipWarning) {
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this.printedShadowClipWarning = true;
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}
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even = even2;
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}
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if (this.rawShadowSize == even && this.rawMaxShadowSize == even2) {
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return;
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}
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this.rawShadowSize = even;
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this.rawMaxShadowSize = even2;
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this.shadowSize = Math.round(even * SHADOW_MULTIPLIER);
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this.maxShadowSize = even2;
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this.dirty = true;
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invalidateSelf();
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}
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public void setShadowSize(float f) {
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setShadowSize(f, this.rawMaxShadowSize);
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}
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@Override // androidx.appcompat.graphics.drawable.DrawableWrapperCompat, android.graphics.drawable.Drawable
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public boolean getPadding(Rect rect) {
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int ceil = (int) Math.ceil(calculateVerticalPadding(this.rawMaxShadowSize, this.cornerRadius, this.addPaddingForCorners));
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int ceil2 = (int) Math.ceil(calculateHorizontalPadding(this.rawMaxShadowSize, this.cornerRadius, this.addPaddingForCorners));
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rect.set(ceil2, ceil, ceil2, ceil);
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return true;
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}
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public void setCornerRadius(float f) {
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float round = Math.round(f);
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if (this.cornerRadius == round) {
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return;
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}
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this.cornerRadius = round;
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this.dirty = true;
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invalidateSelf();
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}
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@Override // androidx.appcompat.graphics.drawable.DrawableWrapperCompat, android.graphics.drawable.Drawable
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public void draw(Canvas canvas) {
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if (this.dirty) {
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buildComponents(getBounds());
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this.dirty = false;
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}
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drawShadow(canvas);
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super.draw(canvas);
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}
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public final void setRotation(float f) {
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if (this.rotation != f) {
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this.rotation = f;
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invalidateSelf();
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}
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}
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private void drawShadow(Canvas canvas) {
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int i;
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float f;
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int i2;
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float f2;
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float f3;
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float f4;
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int save = canvas.save();
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canvas.rotate(this.rotation, this.contentBounds.centerX(), this.contentBounds.centerY());
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float f5 = this.cornerRadius;
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float f6 = (-f5) - this.shadowSize;
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float f7 = f5 * 2.0f;
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boolean z = this.contentBounds.width() - f7 > 0.0f;
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boolean z2 = this.contentBounds.height() - f7 > 0.0f;
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float f8 = this.rawShadowSize;
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float f9 = f5 / ((f8 - (0.5f * f8)) + f5);
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float f10 = f5 / ((f8 - (SHADOW_TOP_SCALE * f8)) + f5);
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float f11 = f5 / ((f8 - (f8 * 1.0f)) + f5);
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int save2 = canvas.save();
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canvas.translate(this.contentBounds.left + f5, this.contentBounds.top + f5);
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canvas.scale(f9, f10);
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canvas.drawPath(this.cornerShadowPath, this.cornerShadowPaint);
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if (z) {
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canvas.scale(1.0f / f9, 1.0f);
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i = save2;
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f = f11;
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i2 = save;
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f2 = f10;
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canvas.drawRect(0.0f, f6, this.contentBounds.width() - f7, -this.cornerRadius, this.edgeShadowPaint);
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} else {
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i = save2;
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f = f11;
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i2 = save;
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f2 = f10;
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}
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canvas.restoreToCount(i);
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int save3 = canvas.save();
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canvas.translate(this.contentBounds.right - f5, this.contentBounds.bottom - f5);
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float f12 = f;
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canvas.scale(f9, f12);
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canvas.rotate(180.0f);
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canvas.drawPath(this.cornerShadowPath, this.cornerShadowPaint);
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if (z) {
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canvas.scale(1.0f / f9, 1.0f);
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f3 = f2;
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f4 = f12;
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canvas.drawRect(0.0f, f6, this.contentBounds.width() - f7, (-this.cornerRadius) + this.shadowSize, this.edgeShadowPaint);
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} else {
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f3 = f2;
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f4 = f12;
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}
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canvas.restoreToCount(save3);
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int save4 = canvas.save();
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canvas.translate(this.contentBounds.left + f5, this.contentBounds.bottom - f5);
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canvas.scale(f9, f4);
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canvas.rotate(270.0f);
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canvas.drawPath(this.cornerShadowPath, this.cornerShadowPaint);
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if (z2) {
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canvas.scale(1.0f / f4, 1.0f);
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canvas.drawRect(0.0f, f6, this.contentBounds.height() - f7, -this.cornerRadius, this.edgeShadowPaint);
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}
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canvas.restoreToCount(save4);
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int save5 = canvas.save();
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canvas.translate(this.contentBounds.right - f5, this.contentBounds.top + f5);
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float f13 = f3;
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canvas.scale(f9, f13);
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canvas.rotate(90.0f);
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canvas.drawPath(this.cornerShadowPath, this.cornerShadowPaint);
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if (z2) {
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canvas.scale(1.0f / f13, 1.0f);
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canvas.drawRect(0.0f, f6, this.contentBounds.height() - f7, -this.cornerRadius, this.edgeShadowPaint);
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}
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canvas.restoreToCount(save5);
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canvas.restoreToCount(i2);
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}
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private void buildShadowCorners() {
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float f = this.cornerRadius;
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RectF rectF = new RectF(-f, -f, f, f);
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RectF rectF2 = new RectF(rectF);
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float f2 = this.shadowSize;
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rectF2.inset(-f2, -f2);
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Path path = this.cornerShadowPath;
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if (path == null) {
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this.cornerShadowPath = new Path();
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} else {
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path.reset();
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}
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this.cornerShadowPath.setFillType(Path.FillType.EVEN_ODD);
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this.cornerShadowPath.moveTo(-this.cornerRadius, 0.0f);
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this.cornerShadowPath.rLineTo(-this.shadowSize, 0.0f);
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this.cornerShadowPath.arcTo(rectF2, 180.0f, 90.0f, false);
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this.cornerShadowPath.arcTo(rectF, 270.0f, -90.0f, false);
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this.cornerShadowPath.close();
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float f3 = -rectF2.top;
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if (f3 > 0.0f) {
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float f4 = this.cornerRadius / f3;
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this.cornerShadowPaint.setShader(new RadialGradient(0.0f, 0.0f, f3, new int[]{0, this.shadowStartColor, this.shadowMiddleColor, this.shadowEndColor}, new float[]{0.0f, f4, ((1.0f - f4) / 2.0f) + f4, 1.0f}, Shader.TileMode.CLAMP));
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}
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this.edgeShadowPaint.setShader(new LinearGradient(0.0f, rectF.top, 0.0f, rectF2.top, new int[]{this.shadowStartColor, this.shadowMiddleColor, this.shadowEndColor}, new float[]{0.0f, 0.5f, 1.0f}, Shader.TileMode.CLAMP));
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this.edgeShadowPaint.setAntiAlias(false);
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}
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private void buildComponents(Rect rect) {
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float f = this.rawMaxShadowSize * SHADOW_MULTIPLIER;
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this.contentBounds.set(rect.left + this.rawMaxShadowSize, rect.top + f, rect.right - this.rawMaxShadowSize, rect.bottom - f);
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getDrawable().setBounds((int) this.contentBounds.left, (int) this.contentBounds.top, (int) this.contentBounds.right, (int) this.contentBounds.bottom);
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buildShadowCorners();
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}
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public void setMaxShadowSize(float f) {
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setShadowSize(this.rawShadowSize, f);
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}
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public float getMinWidth() {
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float f = this.rawMaxShadowSize;
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return (Math.max(f, this.cornerRadius + (f / 2.0f)) * 2.0f) + (this.rawMaxShadowSize * 2.0f);
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}
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public float getMinHeight() {
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float f = this.rawMaxShadowSize;
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return (Math.max(f, this.cornerRadius + ((f * SHADOW_MULTIPLIER) / 2.0f)) * 2.0f) + (this.rawMaxShadowSize * SHADOW_MULTIPLIER * 2.0f);
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}
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}
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