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/*
* Copyright (C) 2017 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package android.graphics.drawable;
import com.android.internal.R;
import com.android.layoutlib.bridge.android.BridgeContext;
import com.android.tools.layoutlib.annotations.LayoutlibDelegate;
import android.content.res.Resources;
import android.content.res.Resources_Delegate;
import android.graphics.Canvas;
public class AdaptiveIconDrawable_Delegate {
public static String sPath;
/**
* Delegate that replaces a call to Resources.getString in
* the constructor of AdaptiveIconDrawable.
* This allows to pass a non-default value for the mask for adaptive icons.
*/
@SuppressWarnings("unused")
public static String getResourceString(Resources res, int resId) {
if (resId == R.string.config_icon_mask) {
return sPath;
}
return res.getString(resId);
}
@LayoutlibDelegate
public static void draw(AdaptiveIconDrawable thisDrawable, Canvas canvas) {
Resources res = Resources.getSystem();
BridgeContext context = Resources_Delegate.getContext(res);
if (context.useThemedIcon() && thisDrawable.getMonochrome() != null) {
AdaptiveIconDrawable themedIcon =
createThemedVersionFromMonochrome(thisDrawable.getMonochrome(), res);
themedIcon.onBoundsChange(thisDrawable.getBounds());
themedIcon.draw_Original(canvas);
} else {
thisDrawable.draw_Original(canvas);
}
}
/**
* This builds the themed version of {@link AdaptiveIconDrawable}, copying what the
* framework does in {@link com.android.launcher3.Utilities#getFullDrawable}
*/
private static AdaptiveIconDrawable createThemedVersionFromMonochrome(Drawable mono,
Resources resources) {
mono = mono.mutate();
int[] colors = getColors(resources);
mono.setTint(colors[1]);
return new AdaptiveIconDrawable(new ColorDrawable(colors[0]), mono);
}
private static int[] getColors(Resources resources) {
int[] colors = new int[2];
if (resources.getConfiguration().isNightModeActive()) {
colors[0] = resources.getColor(android.R.color.system_neutral1_800, null);
colors[1] = resources.getColor(android.R.color.system_accent1_100, null);
} else {
colors[0] = resources.getColor(android.R.color.system_accent1_100, null);
colors[1] = resources.getColor(android.R.color.system_neutral2_700, null);
}
return colors;
}
}
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