CanvasDrawScope

public class CanvasDrawScope : DrawScope

Implementation of DrawScope that issues drawing commands into the specified canvas and bounds via CanvasDrawScope.draw

Properties

layoutDirection

override val layoutDirection: LayoutDirection

density

override val density: Float

fontScale

override val fontScale: Float

drawContext

override val drawContext: DrawContext =
        object : DrawContext {
            override var canvas: Canvas
                get() = drawParams.canvas
                set(value) {
                    drawParams.canvas = value
                }

            override var size: Size
                get() = drawParams.size
                set(value) {
                    drawParams.size = value
                }

            override val transform: DrawTransform = asDrawTransform()

            override var layoutDirection: LayoutDirection
                get() = drawParams.layoutDirection
                set(value) {
                    drawParams.layoutDirection = value
                }

            override var density: Density
                get() = drawParams.density
                set(value) {
                    drawParams.density = value
                }

            override var graphicsLayer: GraphicsLayer? = null
        }

Functions

drawLine

override fun drawLine(
        brush: Brush,
        start: Offset,
        end: Offset,
        strokeWidth: Float,
        cap: StrokeCap,
        pathEffect: PathEffect?,
        @FloatRange(from = 0.0, to = 1.0) alpha: Float,
        colorFilter: ColorFilter?,
        blendMode: BlendMode,
    ): Unit

drawLine

override fun drawLine(
        color: Color,
        start: Offset,
        end: Offset,
        strokeWidth: Float,
        cap: StrokeCap,
        pathEffect: PathEffect?,
        @FloatRange(from = 0.0, to = 1.0) alpha: Float,
        colorFilter: ColorFilter?,
        blendMode: BlendMode,
    ): Unit

drawRect

override fun drawRect(
        brush: Brush,
        topLeft: Offset,
        size: Size,
        @FloatRange(from = 0.0, to = 1.0) alpha: Float,
        style: DrawStyle,
        colorFilter: ColorFilter?,
        blendMode: BlendMode,
    ): Unit

drawRect

override fun drawRect(
        color: Color,
        topLeft: Offset,
        size: Size,
        @FloatRange(from = 0.0, to = 1.0) alpha: Float,
        style: DrawStyle,
        colorFilter: ColorFilter?,
        blendMode: BlendMode,
    ): Unit

drawImage

override fun drawImage(
        image: ImageBitmap,
        topLeft: Offset,
        @FloatRange(from = 0.0, to = 1.0) alpha: Float,
        style: DrawStyle,
        colorFilter: ColorFilter?,
        blendMode: BlendMode,
    ): Unit

drawImage

override fun drawImage(
        image: ImageBitmap,
        srcOffset: IntOffset,
        srcSize: IntSize,
        dstOffset: IntOffset,
        dstSize: IntSize,
        @FloatRange(from = 0.0, to = 1.0) alpha: Float,
        style: DrawStyle,
        colorFilter: ColorFilter?,
        blendMode: BlendMode,
        filterQuality: FilterQuality,
    ): Unit

drawRoundRect

override fun drawRoundRect(
        brush: Brush,
        topLeft: Offset,
        size: Size,
        cornerRadius: CornerRadius,
        @FloatRange(from = 0.0, to = 1.0) alpha: Float,
        style: DrawStyle,
        colorFilter: ColorFilter?,
        blendMode: BlendMode,
    ): Unit

drawRoundRect

override fun drawRoundRect(
        color: Color,
        topLeft: Offset,
        size: Size,
        cornerRadius: CornerRadius,
        style: DrawStyle,
        @FloatRange(from = 0.0, to = 1.0) alpha: Float,
        colorFilter: ColorFilter?,
        blendMode: BlendMode,
    ): Unit

drawCircle

override fun drawCircle(
        brush: Brush,
        radius: Float,
        center: Offset,
        @FloatRange(from = 0.0, to = 1.0) alpha: Float,
        style: DrawStyle,
        colorFilter: ColorFilter?,
        blendMode: BlendMode,
    ): Unit

drawCircle

override fun drawCircle(
        color: Color,
        radius: Float,
        center: Offset,
        @FloatRange(from = 0.0, to = 1.0) alpha: Float,
        style: DrawStyle,
        colorFilter: ColorFilter?,
        blendMode: BlendMode,
    ): Unit

drawOval

override fun drawOval(
        brush: Brush,
        topLeft: Offset,
        size: Size,
        @FloatRange(from = 0.0, to = 1.0) alpha: Float,
        style: DrawStyle,
        colorFilter: ColorFilter?,
        blendMode: BlendMode,
    ): Unit

drawOval

override fun drawOval(
        color: Color,
        topLeft: Offset,
        size: Size,
        @FloatRange(from = 0.0, to = 1.0) alpha: Float,
        style: DrawStyle,
        colorFilter: ColorFilter?,
        blendMode: BlendMode,
    ): Unit

drawArc

override fun drawArc(
        brush: Brush,
        startAngle: Float,
        sweepAngle: Float,
        useCenter: Boolean,
        topLeft: Offset,
        size: Size,
        @FloatRange(from = 0.0, to = 1.0) alpha: Float,
        style: DrawStyle,
        colorFilter: ColorFilter?,
        blendMode: BlendMode,
    ): Unit

drawArc

override fun drawArc(
        color: Color,
        startAngle: Float,
        sweepAngle: Float,
        useCenter: Boolean,
        topLeft: Offset,
        size: Size,
        @FloatRange(from = 0.0, to = 1.0) alpha: Float,
        style: DrawStyle,
        colorFilter: ColorFilter?,
        blendMode: BlendMode,
    ): Unit

drawPath

override fun drawPath(
        path: Path,
        color: Color,
        @FloatRange(from = 0.0, to = 1.0) alpha: Float,
        style: DrawStyle,
        colorFilter: ColorFilter?,
        blendMode: BlendMode,
    ): Unit

drawPath

override fun drawPath(
        path: Path,
        brush: Brush,
        @FloatRange(from = 0.0, to = 1.0) alpha: Float,
        style: DrawStyle,
        colorFilter: ColorFilter?,
        blendMode: BlendMode,
    ): Unit

drawPoints

override fun drawPoints(
        points: List<Offset>,
        pointMode: PointMode,
        color: Color,
        strokeWidth: Float,
        cap: StrokeCap,
        pathEffect: PathEffect?,
        @FloatRange(from = 0.0, to = 1.0) alpha: Float,
        colorFilter: ColorFilter?,
        blendMode: BlendMode,
    ): Unit

drawPoints

override fun drawPoints(
        points: List<Offset>,
        pointMode: PointMode,
        brush: Brush,
        strokeWidth: Float,
        cap: StrokeCap,
        pathEffect: PathEffect?,
        @FloatRange(from = 0.0, to = 1.0) alpha: Float,
        colorFilter: ColorFilter?,
        blendMode: BlendMode,
    ): Unit

draw

public inline fun draw(
        density: Density,
        layoutDirection: LayoutDirection,
        canvas: Canvas,
        size: Size,
        block: DrawScope.() -> Unit,
    )

Draws into the provided Canvas with the commands specified in the lambda with this DrawScope as a receiver

Parameters