1 /*
2  * Copyright 2023 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 import android.content.Context
18 import android.graphics.Bitmap
19 import android.graphics.Canvas
20 import android.hardware.input.InputManager
21 import android.hardware.input.KeyboardLayout
22 import android.util.TypedValue
23 import kotlin.math.roundToInt
24 
25 object LayoutPreview {
createLayoutPreviewnull26     fun createLayoutPreview(context: Context, layout: KeyboardLayout?): Bitmap {
27         val im = context.getSystemService(InputManager::class.java)!!
28         val width = TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP,
29                 600.0F, context.getResources().getDisplayMetrics()).roundToInt()
30         val height = TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP,
31                 200.0F, context.getResources().getDisplayMetrics()).roundToInt()
32         val drawable = im.getKeyboardLayoutPreview(layout, width, height)!!
33         val bitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888)
34         val canvas = Canvas(bitmap)
35         drawable.setBounds(0, 0, canvas.getWidth(), canvas.getHeight())
36         drawable.draw(canvas)
37         return bitmap
38     }
39 }