Alina Zaidi
e92c63f45b
Bug: 191926325 Test: Manually tested Change-Id: Idc5fded9e8227a6aa9cf58c9e2cce146dc52a2c6
62 lines
1.9 KiB
Java
62 lines
1.9 KiB
Java
/*
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* Copyright (C) 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.launcher3.views;
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import android.content.Context;
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import android.graphics.Canvas;
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import android.graphics.Path;
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import android.graphics.RectF;
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import android.util.AttributeSet;
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import com.android.launcher3.util.Themes;
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/**
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* View with top rounded corners.
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*/
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public class TopRoundedCornerView extends SpringRelativeLayout {
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private final RectF mRect = new RectF();
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private final Path mClipPath = new Path();
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private float[] mRadii;
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public TopRoundedCornerView(Context context, AttributeSet attrs, int defStyleAttr) {
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super(context, attrs, defStyleAttr);
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float radius = Themes.getDialogCornerRadius(context);
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mRadii = new float[] {radius, radius, radius, radius, 0, 0, 0, 0};
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}
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public TopRoundedCornerView(Context context, AttributeSet attrs) {
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this(context, attrs, 0);
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}
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@Override
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public void draw(Canvas canvas) {
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canvas.save();
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canvas.clipPath(mClipPath);
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super.draw(canvas);
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canvas.restore();
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}
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@Override
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protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
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super.onMeasure(widthMeasureSpec, heightMeasureSpec);
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mRect.set(0, 0, getMeasuredWidth(), getMeasuredHeight());
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mClipPath.reset();
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mClipPath.addRoundRect(mRect, mRadii, Path.Direction.CW);
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}
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}
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