| /* |
| * 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 static com.android.settingslib.widget.AdaptiveOutlineDrawable.AdaptiveOutlineIconType.TYPE_ADVANCED; |
| import static com.android.settingslib.widget.AdaptiveOutlineDrawable.AdaptiveOutlineIconType.TYPE_DEFAULT; |
| |
| import android.annotation.ColorInt; |
| 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.IntDef; |
| import androidx.annotation.VisibleForTesting; |
| |
| import java.lang.annotation.Retention; |
| import java.lang.annotation.RetentionPolicy; |
| |
| /** |
| * Adaptive outline drawable with white plain background color and black outline |
| */ |
| public class AdaptiveOutlineDrawable extends DrawableWrapper { |
| |
| @Retention(RetentionPolicy.SOURCE) |
| @IntDef({TYPE_DEFAULT, TYPE_ADVANCED}) |
| public @interface AdaptiveOutlineIconType { |
| int TYPE_DEFAULT = 0; |
| int TYPE_ADVANCED = 1; |
| } |
| |
| @VisibleForTesting |
| Paint mOutlinePaint; |
| private Path mPath; |
| private int mInsetPx; |
| private int mStrokeWidth; |
| private Bitmap mBitmap; |
| private int mType; |
| |
| public AdaptiveOutlineDrawable(Resources resources, Bitmap bitmap) { |
| super(new AdaptiveIconShapeDrawable(resources)); |
| |
| init(resources, bitmap, TYPE_DEFAULT); |
| } |
| |
| public AdaptiveOutlineDrawable(Resources resources, Bitmap bitmap, |
| @AdaptiveOutlineIconType int type) { |
| super(new AdaptiveIconShapeDrawable(resources)); |
| |
| init(resources, bitmap, type); |
| } |
| |
| private void init(Resources resources, Bitmap bitmap, |
| @AdaptiveOutlineIconType int type) { |
| mType = type; |
| getDrawable().setTint(Color.WHITE); |
| mPath = new Path(PathParser.createPathFromPathData( |
| resources.getString(com.android.internal.R.string.config_icon_mask))); |
| mStrokeWidth = resources.getDimensionPixelSize(R.dimen.adaptive_outline_stroke); |
| mOutlinePaint = new Paint(); |
| mOutlinePaint.setColor(getColor(resources, type)); |
| mOutlinePaint.setStyle(Paint.Style.STROKE); |
| mOutlinePaint.setStrokeWidth(mStrokeWidth); |
| mOutlinePaint.setAntiAlias(true); |
| |
| mInsetPx = getDimensionPixelSize(resources, type); |
| mBitmap = bitmap; |
| } |
| |
| private @ColorInt int getColor(Resources resources, @AdaptiveOutlineIconType int type) { |
| int resId; |
| switch (type) { |
| case TYPE_ADVANCED: |
| resId = R.color.advanced_outline_color; |
| break; |
| case TYPE_DEFAULT: |
| default: |
| resId = R.color.bt_outline_color; |
| break; |
| } |
| return resources.getColor(resId, /* theme */ null); |
| } |
| |
| private int getDimensionPixelSize(Resources resources, @AdaptiveOutlineIconType int type) { |
| int resId; |
| switch (type) { |
| case TYPE_ADVANCED: |
| resId = R.dimen.advanced_dashboard_tile_foreground_image_inset; |
| break; |
| case TYPE_DEFAULT: |
| default: |
| resId = R.dimen.dashboard_tile_foreground_image_inset; |
| break; |
| } |
| return resources.getDimensionPixelSize(resId); |
| } |
| |
| @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 |
| if (mType == TYPE_DEFAULT) { |
| canvas.drawPath(mPath, mOutlinePaint); |
| } else { |
| canvas.drawCircle(2 * mInsetPx, 2 * mInsetPx, 2 * mInsetPx - mStrokeWidth, |
| 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; |
| } |
| } |