| /* |
| * Copyright (C) 2019 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 com.android.settingslib.widget; |
| |
| import android.content.res.Resources; |
| import android.graphics.Bitmap; |
| import android.graphics.Canvas; |
| import android.graphics.Color; |
| import android.graphics.Paint; |
| import android.graphics.Path; |
| import android.graphics.Rect; |
| import android.graphics.drawable.AdaptiveIconDrawable; |
| import android.graphics.drawable.DrawableWrapper; |
| import android.util.PathParser; |
| |
| import androidx.annotation.VisibleForTesting; |
| |
| /** |
| * Adaptive outline drawable with white plain background color and black outline |
| */ |
| public class AdaptiveOutlineDrawable extends DrawableWrapper { |
| @VisibleForTesting |
| final Paint mOutlinePaint; |
| private Path mPath; |
| private final int mInsetPx; |
| private final Bitmap mBitmap; |
| |
| public AdaptiveOutlineDrawable(Resources resources, Bitmap bitmap) { |
| super(new AdaptiveIconShapeDrawable(resources)); |
| |
| getDrawable().setTint(Color.WHITE); |
| mPath = new Path(PathParser.createPathFromPathData( |
| resources.getString(com.android.internal.R.string.config_icon_mask))); |
| mOutlinePaint = new Paint(); |
| mOutlinePaint.setColor(resources.getColor(R.color.bt_outline_color, null)); |
| mOutlinePaint.setStyle(Paint.Style.STROKE); |
| mOutlinePaint.setStrokeWidth(resources.getDimension(R.dimen.adaptive_outline_stroke)); |
| mOutlinePaint.setAntiAlias(true); |
| |
| mInsetPx = resources |
| .getDimensionPixelSize(R.dimen.dashboard_tile_foreground_image_inset); |
| mBitmap = bitmap; |
| } |
| |
| @Override |
| public void draw(Canvas canvas) { |
| super.draw(canvas); |
| final Rect bounds = getBounds(); |
| final float pathSize = AdaptiveIconDrawable.MASK_SIZE; |
| |
| final float scaleX = (bounds.right - bounds.left) / pathSize; |
| final float scaleY = (bounds.bottom - bounds.top) / pathSize; |
| |
| final int count = canvas.save(); |
| canvas.scale(scaleX, scaleY); |
| // Draw outline |
| canvas.drawPath(mPath, mOutlinePaint); |
| canvas.restoreToCount(count); |
| |
| // Draw the foreground icon |
| canvas.drawBitmap(mBitmap, bounds.left + mInsetPx, bounds.top + mInsetPx, null); |
| } |
| |
| @Override |
| public int getIntrinsicHeight() { |
| return mBitmap.getHeight() + 2 * mInsetPx; |
| } |
| |
| @Override |
| public int getIntrinsicWidth() { |
| return mBitmap.getWidth() + 2 * mInsetPx; |
| } |
| } |