AndroidColorFilter.android.kt
/*
* Copyright 2021 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 androidx.compose.ui.graphics
import android.graphics.BlendModeColorFilter
import android.graphics.PorterDuffColorFilter
import android.os.Build
import androidx.annotation.DoNotInline
import androidx.annotation.RequiresApi
internal actual typealias NativeColorFilter = android.graphics.ColorFilter
/**
* Obtain a [android.graphics.ColorFilter] instance from this [ColorFilter]
*/
fun ColorFilter.asAndroidColorFilter(): android.graphics.ColorFilter = nativeColorFilter
/**
* Create a [ColorFilter] from the given [android.graphics.ColorFilter] instance
*/
fun android.graphics.ColorFilter.asComposeColorFilter(): ColorFilter = ColorFilter(this)
internal actual fun actualTintColorFilter(color: Color, blendMode: BlendMode): ColorFilter {
val androidColorFilter = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
BlendModeColorFilterHelper.BlendModeColorFilter(color, blendMode)
} else {
PorterDuffColorFilter(color.toArgb(), blendMode.toPorterDuffMode())
}
return ColorFilter(androidColorFilter)
}
internal actual fun actualColorMatrixColorFilter(colorMatrix: ColorMatrix): ColorFilter =
ColorFilter(android.graphics.ColorMatrixColorFilter(colorMatrix.values))
internal actual fun actualLightingColorFilter(multiply: Color, add: Color): ColorFilter =
ColorFilter(android.graphics.LightingColorFilter(multiply.toArgb(), add.toArgb()))
@RequiresApi(Build.VERSION_CODES.Q)
private object BlendModeColorFilterHelper {
@DoNotInline
fun BlendModeColorFilter(color: Color, blendMode: BlendMode): BlendModeColorFilter {
return BlendModeColorFilter(color.toArgb(), blendMode.toAndroidBlendMode())
}
}