Icon.kt

/*
 * 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.remember
import androidx.compose.ui.Modifier
import androidx.compose.ui.graphics.Color
import androidx.compose.ui.graphics.ImageBitmap
import androidx.compose.ui.graphics.painter.BitmapPainter
import androidx.compose.ui.graphics.painter.Painter
import androidx.compose.ui.graphics.vector.ImageVector
import androidx.compose.ui.graphics.vector.rememberVectorPainter

/**
 * Icon component that draws [imageVector] using [tint], defaulting to [LocalContentColor]. For a
 * clickable icon, see Button.
 *
 * @param imageVector [ImageVector] to draw inside this Icon
 * @param contentDescription Text used by accessibility services to describe what this icon
 * represents. This should always be provided unless this icon is used for decorative purposes,
 * and does not represent a meaningful action that a user can take. This text should be
 * localized, such as by using [androidx.compose.ui.res.stringResource] or similar
 * @param modifier Optional [Modifier] for this Icon
 * @param tint Tint to be applied to [imageVector]. If [Color.Unspecified] is provided, then no
 *  tint is applied
 */
@Composable
fun Icon(
    imageVector: ImageVector,
    contentDescription: String?,
    modifier: Modifier = Modifier,
    tint: Color = LocalContentColor.current.copy(alpha = LocalContentAlpha.current)
) {
    Icon(
        painter = rememberVectorPainter(imageVector),
        contentDescription = contentDescription,
        modifier = modifier,
        tint = tint
    )
}

/**
 * Icon component that draws [bitmap] using [tint], defaulting to [LocalContentColor]. For a
 * clickable icon, see Button.
 *
 * @param bitmap [ImageBitmap] to draw inside this Icon
 * @param contentDescription Text used by accessibility services to describe what this icon
 * represents. This should always be provided unless this icon is used for decorative purposes,
 * and does not represent a meaningful action that a user can take. This text should be
 * localized, such as by using [androidx.compose.ui.res.stringResource] or similar
 * @param modifier Optional [Modifier] for this Icon
 * @param tint Tint to be applied to [bitmap]. If [Color.Unspecified] is provided, then no
 *  tint is applied
 */
@Composable
fun Icon(
    bitmap: ImageBitmap,
    contentDescription: String?,
    modifier: Modifier = Modifier,
    tint: Color = LocalContentColor.current.copy(alpha = LocalContentAlpha.current)
) {
    val painter = remember(bitmap) { BitmapPainter(bitmap) }
    Icon(
        painter = painter,
        contentDescription = contentDescription,
        modifier = modifier,
        tint = tint
    )
}

/**
 * Icon component that draws a [painter] using [tint], defaulting to [LocalContentColor]. For a
 * clickable icon, see Button.
 *
 * @param painter [Painter] to draw inside this Icon
 * @param contentDescription Text used by accessibility services to describe what this icon
 * represents. This should always be provided unless this icon is used for decorative purposes,
 * and does not represent a meaningful action that a user can take. This text should be
 * localized, such as by using [androidx.compose.ui.res.stringResource] or similar
 * @param modifier Optional [Modifier] for this Icon
 * @param tint Tint to be applied to [painter]. If [Color.Unspecified] is provided, then no
 *  tint is applied
 */
@Composable
fun Icon(
    painter: Painter,
    contentDescription: String?,
    modifier: Modifier = Modifier,
    tint: Color = LocalContentColor.current.copy(alpha = LocalContentAlpha.current)
) {
    androidx.wear.compose.materialcore.Icon(
        painter = painter,
        contentDescription = contentDescription,
        tint = tint,
        modifier = modifier
    )
}