/*
* Copyright 2023 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.wear.compose.material3
import androidx.compose.runtime.Composable
import androidx.compose.runtime.Immutable
import androidx.compose.runtime.State
import androidx.compose.runtime.rememberUpdatedState
import androidx.compose.ui.graphics.Color
/**
* Represents the different container and content colors used for toggle buttons
* ([IconToggleButton] and [TextToggleButton]) in various states, that are checked, unchecked,
* enabled and disabled.
*/
@Immutable
public class ToggleButtonColors public constructor(
val checkedContainerColor: Color,
val checkedContentColor: Color,
val uncheckedContainerColor: Color,
val uncheckedContentColor: Color,
val disabledCheckedContainerColor: Color,
val disabledCheckedContentColor: Color,
val disabledUncheckedContainerColor: Color,
val disabledUncheckedContentColor: Color,
) {
/**
* Determines the container color based on whether the toggle button is [enabled]
* and [checked].
*
* @param enabled Whether the toggle button is enabled
* @param checked Whether the toggle button is checked
*/
@Composable
fun containerColor(enabled: Boolean, checked: Boolean): State<Color> {
return rememberUpdatedState(
if (enabled) {
if (checked) checkedContainerColor else uncheckedContainerColor
} else {
if (checked) disabledCheckedContainerColor else disabledUncheckedContainerColor
}
)
}
/**
* Determines the content color based on whether the toggle button is [enabled]
* and [checked].
*
* @param enabled Whether the toggle button is enabled
* @param checked Whether the toggle button is checked
*/
@Composable
fun contentColor(enabled: Boolean, checked: Boolean): State<Color> {
return rememberUpdatedState(
if (enabled) {
if (checked) checkedContentColor else uncheckedContentColor
} else {
if (checked) disabledCheckedContentColor else disabledUncheckedContentColor
}
)
}
override fun equals(other: Any?): Boolean {
if (this === other) return true
if (other == null) return false
if (this::class != other::class) return false
other as ToggleButtonColors
if (checkedContainerColor != other.checkedContainerColor) return false
if (checkedContentColor != other.checkedContentColor) return false
if (uncheckedContainerColor != other.uncheckedContainerColor) return false
if (uncheckedContentColor != other.uncheckedContentColor) return false
if (disabledCheckedContainerColor != other.disabledCheckedContainerColor) return false
if (disabledCheckedContentColor != other.disabledCheckedContentColor) return false
if (disabledUncheckedContainerColor != other.disabledUncheckedContainerColor) return false
if (disabledUncheckedContentColor != other.disabledUncheckedContentColor) return false
return true
}
override fun hashCode(): Int {
var result = checkedContainerColor.hashCode()
result = 31 * result + checkedContentColor.hashCode()
result = 31 * result + uncheckedContainerColor.hashCode()
result = 31 * result + uncheckedContentColor.hashCode()
result = 31 * result + disabledCheckedContainerColor.hashCode()
result = 31 * result + disabledCheckedContentColor.hashCode()
result = 31 * result + disabledUncheckedContainerColor.hashCode()
result = 31 * result + disabledUncheckedContentColor.hashCode()
return result
}
}