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miuix/src/commonMain/kotlin/top/yukonga/miuix/kmp/basic/Icon.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,132 @@ | ||
| package top.yukonga.miuix.kmp.basic | ||
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|
||
| import androidx.compose.foundation.layout.Box | ||
| import androidx.compose.foundation.layout.size | ||
| import androidx.compose.runtime.Composable | ||
| import androidx.compose.runtime.remember | ||
| import androidx.compose.ui.Modifier | ||
| import androidx.compose.ui.draw.paint | ||
| import androidx.compose.ui.geometry.Size | ||
| import androidx.compose.ui.graphics.Color | ||
| import androidx.compose.ui.graphics.ColorFilter | ||
| 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.toolingGraphicsLayer | ||
| import androidx.compose.ui.graphics.vector.ImageVector | ||
| import androidx.compose.ui.graphics.vector.rememberVectorPainter | ||
| import androidx.compose.ui.layout.ContentScale | ||
| import androidx.compose.ui.semantics.Role | ||
| import androidx.compose.ui.semantics.contentDescription | ||
| import androidx.compose.ui.semantics.role | ||
| import androidx.compose.ui.semantics.semantics | ||
| import androidx.compose.ui.unit.dp | ||
| import top.yukonga.miuix.kmp.theme.MiuixTheme | ||
|
|
||
| /** | ||
| * A [Icon] component that draws [imageVector] using [tint], with a default value. | ||
| * | ||
| * @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 the [Modifier] to be applied to 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 = MiuixTheme.colorScheme.onBackground | ||
| ) { | ||
| Icon( | ||
| painter = rememberVectorPainter(imageVector), | ||
| contentDescription = contentDescription, | ||
| modifier = modifier, | ||
| tint = tint | ||
| ) | ||
| } | ||
|
|
||
| /** | ||
| * A [Icon] component that draws [bitmap] using [tint], with a default value. | ||
| * | ||
| * @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 the [Modifier] to be applied to 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 = MiuixTheme.colorScheme.onBackground | ||
| ) { | ||
| val painter = remember(bitmap) { BitmapPainter(bitmap) } | ||
| Icon( | ||
| painter = painter, | ||
| contentDescription = contentDescription, | ||
| modifier = modifier, | ||
| tint = tint | ||
| ) | ||
| } | ||
|
|
||
| /** | ||
| * A [Icon] component that draws [painter] using [tint], with a default value. | ||
| * | ||
| * @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 the [Modifier] to be applied to 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 = MiuixTheme.colorScheme.onBackground | ||
| ) { | ||
| val colorFilter = | ||
| remember(tint) { if (tint == Color.Unspecified) null else ColorFilter.tint(tint) } | ||
| val semantics = | ||
| if (contentDescription != null) { | ||
| Modifier.semantics { | ||
| this.contentDescription = contentDescription | ||
| this.role = Role.Image | ||
| } | ||
| } else { | ||
| Modifier | ||
| } | ||
| Box( | ||
| modifier | ||
| .toolingGraphicsLayer() | ||
| .defaultSizeFor(painter) | ||
| .paint(painter, colorFilter = colorFilter, contentScale = ContentScale.Fit) | ||
| .then(semantics) | ||
| ) | ||
| } | ||
|
|
||
| private fun Modifier.defaultSizeFor(painter: Painter) = | ||
| this.then( | ||
| if (painter.intrinsicSize == Size.Unspecified || painter.intrinsicSize.isInfinite()) { | ||
| DefaultIconSizeModifier | ||
| } else { | ||
| Modifier | ||
| } | ||
| ) | ||
|
|
||
| private fun Size.isInfinite() = width.isInfinite() && height.isInfinite() | ||
|
|
||
| // Default icon size, for icons with no intrinsic size information | ||
| private val DefaultIconSizeModifier = Modifier.size(24.dp) |
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