Merge "Add fp icon with background shape"

src/com/android/settings/widget/AdaptiveOutlineDrawable.java

@@ -0,0 +1,90 @@
+/*
+ * 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.settings.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;
+
+import com.android.settings.R;
+import com.android.settings.homepage.AdaptiveIconShapeDrawable;
+
+/**
+ * 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;
+    }
+}