DrawableWrapper.java

/*
 * Firetweet - Twitter client for Android
 *
 *  Copyright (C) 2012-2015 Mariotaku Lee <mariotaku.lee@gmail.com>
 *
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package org.getlantern.firetweet.graphic;

import android.content.res.ColorStateList;
import android.graphics.Canvas;
import android.graphics.ColorFilter;
import android.graphics.PorterDuff;
import android.graphics.Rect;
import android.graphics.Region;
import android.graphics.drawable.Drawable;
import android.support.v4.graphics.drawable.DrawableCompat;
import android.view.View;

/**
 * Base wrapper that delegates all calls to another {@link Drawable}. The wrapped {@link Drawable}
 * <em>must</em> be fully released from any {@link View} before wrapping, otherwise internal {@link
 * Drawable.Callback} may be dropped.
 */
class DrawableWrapper extends Drawable implements Drawable.Callback {

    private final Drawable mDrawable;

    public DrawableWrapper(Drawable drawable) {
        mDrawable = drawable;
        mDrawable.setCallback(this);
    }

    @Override
    public void draw(Canvas canvas) {
        mDrawable.draw(canvas);
    }

    @Override
    public void setBounds(int left, int top, int right, int bottom) {
        super.setBounds(left, top, right, bottom);
        mDrawable.setBounds(left, top, right, bottom);
    }

    @Override
    public void setChangingConfigurations(int configs) {
        mDrawable.setChangingConfigurations(configs);
    }

    @Override
    public int getChangingConfigurations() {
        return mDrawable.getChangingConfigurations();
    }

    @Override
    public void setDither(boolean dither) {
        mDrawable.setDither(dither);
    }

    @Override
    public void setFilterBitmap(boolean filter) {
        mDrawable.setFilterBitmap(filter);
    }

    @Override
    public void setAlpha(int alpha) {
        mDrawable.setAlpha(alpha);
    }

    @Override
    public void setColorFilter(ColorFilter cf) {
        mDrawable.setColorFilter(cf);
    }

    @Override
    public boolean isStateful() {
        return mDrawable.isStateful();
    }

    @Override
    public boolean setState(final int[] stateSet) {
        return mDrawable.setState(stateSet);
    }

    @Override
    public int[] getState() {
        return mDrawable.getState();
    }

    public void jumpToCurrentState() {
        DrawableCompat.jumpToCurrentState(mDrawable);
    }

    @Override
    public Drawable getCurrent() {
        return mDrawable.getCurrent();
    }

    @Override
    public boolean setVisible(boolean visible, boolean restart) {
        return super.setVisible(visible, restart) || mDrawable.setVisible(visible, restart);
    }

    @Override
    public int getOpacity() {
        return mDrawable.getOpacity();
    }

    @Override
    public Region getTransparentRegion() {
        return mDrawable.getTransparentRegion();
    }

    @Override
    public int getIntrinsicWidth() {
        return mDrawable.getIntrinsicWidth();
    }

    @Override
    public int getIntrinsicHeight() {
        return mDrawable.getIntrinsicHeight();
    }

    @Override
    public int getMinimumWidth() {
        return mDrawable.getMinimumWidth();
    }

    @Override
    public int getMinimumHeight() {
        return mDrawable.getMinimumHeight();
    }

    @Override
    public boolean getPadding(Rect padding) {
        return mDrawable.getPadding(padding);
    }

    /**
     * {@inheritDoc}
     */
    public void invalidateDrawable(Drawable who) {
        invalidateSelf();
    }

    /**
     * {@inheritDoc}
     */
    public void scheduleDrawable(Drawable who, Runnable what, long when) {
        scheduleSelf(what, when);
    }

    /**
     * {@inheritDoc}
     */
    public void unscheduleDrawable(Drawable who, Runnable what) {
        unscheduleSelf(what);
    }

    @Override
    protected boolean onLevelChange(int level) {
        return mDrawable.setLevel(level);
    }

    @Override
    public void setAutoMirrored(boolean mirrored) {
        DrawableCompat.setAutoMirrored(mDrawable, mirrored);
    }

    @Override
    public boolean isAutoMirrored() {
        return DrawableCompat.isAutoMirrored(mDrawable);
    }

    @Override
    public void setTint(int tint) {
        DrawableCompat.setTint(mDrawable, tint);
    }

    @Override
    public void setTintList(ColorStateList tint) {
        DrawableCompat.setTintList(mDrawable, tint);
    }

    @Override
    public void setTintMode(PorterDuff.Mode tintMode) {
        DrawableCompat.setTintMode(mDrawable, tintMode);
    }

    @Override
    public void setHotspot(float x, float y) {
        DrawableCompat.setHotspot(mDrawable, x, y);
    }

    @Override
    public void setHotspotBounds(int left, int top, int right, int bottom) {
        DrawableCompat.setHotspotBounds(mDrawable, left, top, right, bottom);
    }
}