1 /* 2 * Copyright (C) 2025 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.wm.shell.shared.bubbles 18 19 import android.content.Context 20 import android.graphics.Canvas 21 import android.graphics.Paint 22 import android.graphics.RectF 23 import android.util.TypedValue 24 import android.view.View 25 import com.android.wm.shell.shared.R 26 27 /** 28 * Shows a drop target within this view. 29 */ 30 class DropTargetView(context: Context) : View(context) { 31 <lambda>null32 private val rectPaint = Paint(Paint.ANTI_ALIAS_FLAG).apply { 33 color = context.getColor(com.android.internal.R.color.materialColorPrimaryFixed) 34 style = Paint.Style.FILL 35 alpha = (0.35f * 255).toInt() 36 } 37 <lambda>null38 private val strokePaint = Paint(Paint.ANTI_ALIAS_FLAG).apply { 39 color = context.getColor(com.android.internal.R.color.materialColorPrimaryFixed) 40 style = Paint.Style.STROKE 41 strokeWidth = 2.dpToPx() 42 } 43 44 private val cornerRadius = 28.dpToPx() 45 46 private val rect = RectF(0f, 0f, 0f, 0f) 47 48 // TODO b/396539130: Use shared xml resources once we can access them in launcher dpToPxnull49 private fun Int.dpToPx() = 50 TypedValue.applyDimension( 51 TypedValue.COMPLEX_UNIT_DIP, 52 this.toFloat(), 53 context.resources.displayMetrics 54 ) 55 56 override fun onDraw(canvas: Canvas) { 57 canvas.save() 58 canvas.drawRoundRect(rect, cornerRadius, cornerRadius, rectPaint) 59 canvas.drawRoundRect(rect, cornerRadius, cornerRadius, strokePaint) 60 canvas.restore() 61 } 62 updatenull63 fun update(positionRect: RectF) { 64 rect.set(positionRect) 65 invalidate() 66 } 67 getRectnull68 fun getRect(): RectF { 69 return RectF(rect) 70 } 71 }