SubwayTooter-Android-App/colorpicker/src/main/java/com/jrummyapps/android/colorpicker/DrawingUtils.kt

30 lines
1.1 KiB
Kotlin

/*
* Copyright (C) 2017 JRummy Apps Inc.
*
* 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.jrummyapps.android.colorpicker
import android.content.Context
import android.util.TypedValue
internal object DrawingUtils {
fun dpToPx(c: Context, dipValue: Float): Int {
val metrics = c.resources.displayMetrics
val v = TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, dipValue, metrics)
val res = (v + 0.5).toInt() // Round
// Ensure at least 1 pixel if val was > 0
return if (res == 0 && v > 0) 1 else res
}
}