QRCode-Kotlin/qrcode.render/QRCodeGraphics

QRCodeGraphics

actual open class QRCodeGraphics(val width: Int, val height: Int)(source)

expect class QRCodeGraphics(width: Int, height: Int)(source)

actual open class QRCodeGraphics(val width: Int, val height: Int)(source)

Constructors

QRCodeGraphics

actual constructor(width: Int, height: Int)

expect constructor(width: Int, height: Int)

actual constructor(width: Int, height: Int)

Types

Companion

object Companion

Properties

height

val height: Int

width

val width: Int

Functions

availableFormats

actual open fun availableFormats(): Array<String>

Returns the available formats to be passed as parameters to getBytes.

expect fun availableFormats(): Array<String>

Returns the available formats to be passed as parameters to getBytes.

actual open fun availableFormats(): Array<String>

Returns the available formats to be passed as parameters to getBytes.

actual open fun availableFormats(): Array<String>

Returns the available formats to be passed as parameters to getBytes.

changed

actual open fun changed(): Boolean

Returns true if any drawing was performed

expect fun changed(): Boolean

Returns true if any drawing was performed

actual open fun changed(): Boolean

Returns true if any drawing was performed

actual open fun changed(): Boolean

Returns true if any drawing was performed

dimensions

actual open fun dimensions(): Array<Int>

Return the dimensions of this Graphics object as a pair of width, height

expect fun dimensions(): Array<Int>

Return the dimensions of this Graphics object as a pair of width, height

actual open fun dimensions(): Array<Int>

Return the dimensions of this Graphics object as a pair of width, height

actual open fun dimensions(): Array<Int>

Return the dimensions of this Graphics object as a pair of width, height

directDraw

fun directDraw(action: Consumer<Graphics2D>)

Available so the user can implement their own, 100% custom drawing.

drawEllipse

actual fun drawEllipse(x: Int, y: Int, width: Int, height: Int, color: Int, thickness: Double)

Draw the edges of an ellipse (aka "a circle") which occupies the area (x,y,width,height)

expect fun drawEllipse(x: Int, y: Int, width: Int, height: Int, color: Int, thickness: Double)

Draw the edges of an ellipse (aka "a circle") which occupies the area (x,y,width,height)

actual fun drawEllipse(x: Int, y: Int, width: Int, height: Int, color: Int, thickness: Double)

Draw the edges of an ellipse (aka "a circle") which occupies the area (x,y,width,height)

actual open fun drawEllipse(x: Int, y: Int, width: Int, height: Int, color: Int, thickness: Double)

Draw the edges of an ellipsis (aka "a circle") which occupies the area (x,y,width,height)

drawImage

open fun drawImage(img: Bitmap, x: Int, y: Int)

actual fun drawImage(rawData: ByteArray?, x: Int, y: Int)

Reads the specified image from rawData and draws it at (x,y)

expect fun drawImage(rawData: ByteArray?, x: Int, y: Int)

Reads the specified image from rawData and draws it at (x,y)

actual fun drawImage(rawData: ByteArray?, x: Int, y: Int)

Reads the specified image from rawData and draws it at (x,y).

open fun drawImage(image: BufferedImage?, x: Int, y: Int)

actual open fun drawImage(rawData: ByteArray?, x: Int, y: Int)

Reads the specified image from rawData and draws it at (x,y)

drawLine

actual open fun drawLine(x1: Int, y1: Int, x2: Int, y2: Int, color: Int, thickness: Double)

Draw a straight line from point (x1,y1) to (x2,y2).

expect fun drawLine(x1: Int, y1: Int, x2: Int, y2: Int, color: Int, thickness: Double)

Draw a straight line from point (x1,y1) to (x2,y2).

actual open fun drawLine(x1: Int, y1: Int, x2: Int, y2: Int, color: Int, thickness: Double)

Draw a straight line from point (x1,y1) to (x2,y2).

actual open fun drawLine(x1: Int, y1: Int, x2: Int, y2: Int, color: Int, thickness: Double)

Draw a straight line from point (x1,y1) to (x2,y2).

drawRect

actual open fun drawRect(x: Int, y: Int, width: Int, height: Int, color: Int, thickness: Double)

Draw the edges of a rectangle starting at point (x,y) and having width by height.

expect fun drawRect(x: Int, y: Int, width: Int, height: Int, color: Int, thickness: Double)

Draw the edges of a rectangle starting at point (x,y) and having width by height.

actual open fun drawRect(x: Int, y: Int, width: Int, height: Int, color: Int, thickness: Double)

Draw the edges of a rectangle starting at point (x,y) and having width by height.

actual open fun drawRect(x: Int, y: Int, width: Int, height: Int, color: Int, thickness: Double)

Draw the edges of a rectangle starting at point (x,y) and having width by height.

drawRoundRect

actual open fun drawRoundRect(x: Int, y: Int, width: Int, height: Int, borderRadius: Int, color: Int, thickness: Double)

Draw the edges of a round rectangle starting at point (x,y) and having width by height with edges that are borderRadius pixels round (almost like CSS).

expect fun drawRoundRect(x: Int, y: Int, width: Int, height: Int, borderRadius: Int, color: Int, thickness: Double)

Draw the edges of a round rectangle starting at point (x,y) and having width by height with edges that are borderRadius pixels round (almost like CSS).

actual open fun drawRoundRect(x: Int, y: Int, width: Int, height: Int, borderRadius: Int, color: Int, thickness: Double)

Draw the edges of a round rectangle starting at point (x,y) and having width by height with edges that are borderRadius pixels round (almost like CSS).

actual open fun drawRoundRect(x: Int, y: Int, width: Int, height: Int, borderRadius: Int, color: Int, thickness: Double)

Draw the edges of a round rectangle starting at point (x,y) and having width by height with edges that are borderRadius pixels round (almost like CSS).

fill

actual open fun fill(color: Int)

Fill the whole area of this canvas with the specified color.

expect fun fill(color: Int)

Fill the whole area of this canvas with the specified color.

actual open fun fill(color: Int)

Fill the whole area of this canvas with the specified color.

actual open fun fill(color: Int)

Fill the whole area of this canvas with the specified color.

fillEllipse

actual fun fillEllipse(x: Int, y: Int, width: Int, height: Int, color: Int)

Fills an ellipse (aka "a circle") which occupies the area (x,y,width,height)

expect fun fillEllipse(x: Int, y: Int, width: Int, height: Int, color: Int)

Fills an ellipse (aka "a circle") which occupies the area (x,y,width,height)

actual fun fillEllipse(x: Int, y: Int, width: Int, height: Int, color: Int)

Fills an ellipse (aka "a circle") which occupies the area (x,y,width,height)

actual open fun fillEllipse(x: Int, y: Int, width: Int, height: Int, color: Int)

Fills an ellipsis (aka "a circle") which occupies the area (x,y,width,height)

fillRect

actual open fun fillRect(x: Int, y: Int, width: Int, height: Int, color: Int)

Fills the rectangle starting at point (x,y) and having width by height.

expect fun fillRect(x: Int, y: Int, width: Int, height: Int, color: Int)

Fills the rectangle starting at point (x,y) and having width by height.

actual open fun fillRect(x: Int, y: Int, width: Int, height: Int, color: Int)

Fills the rectangle starting at point (x,y) and having width by height.

actual open fun fillRect(x: Int, y: Int, width: Int, height: Int, color: Int)

Fills the rectangle starting at point (x,y) and having width by height.

fillRoundRect

actual open fun fillRoundRect(x: Int, y: Int, width: Int, height: Int, borderRadius: Int, color: Int)

Fills the round rectangle starting at point (x,y) and having width by height with edges that are borderRadius pixels round (almost like CSS).

expect fun fillRoundRect(x: Int, y: Int, width: Int, height: Int, borderRadius: Int, color: Int)

Fills the round rectangle starting at point (x,y) and having width by height with edges that are borderRadius pixels round (almost like CSS).

actual open fun fillRoundRect(x: Int, y: Int, width: Int, height: Int, borderRadius: Int, color: Int)

Fills the round rectangle starting at point (x,y) and having width by height with edges that are borderRadius pixels round (almost like CSS).

actual open fun fillRoundRect(x: Int, y: Int, width: Int, height: Int, borderRadius: Int, color: Int)

Fills the round rectangle starting at point (x,y) and having width by height with edges that are borderRadius pixels round (almost like CSS).

getBytes

actual open fun getBytes(): ByteArray

Returns this image as a ByteArray encoded as PNG. Recommended to use writeImage.

actual open fun getBytes(format: String): ByteArray

Returns this image as a ByteArray encoded as the specified format. Recommended to use writeImage.

expect fun getBytes(): ByteArray

Returns this image as a ByteArray encoded as PNG.

expect fun getBytes(format: String): ByteArray

Returns this image as a ByteArray encoded as the specified format (e.g. PNG, JPG, BMP, ...).

actual open fun getBytes(): ByteArray

Returns this image as a ByteArray encoded as PNG.

actual open fun getBytes(format: String): ByteArray

Returns this image as a ByteArray encoded as the specified format (e.g. PNG, JPG, BMP, ...).

actual open fun getBytes(): ByteArray

Returns this image as a ByteArray encoded as PNG. Usually recommended to use writeImage instead :)

actual open fun getBytes(format: String): ByteArray

Returns this image as a ByteArray encoded as the specified format. Usually recommended to use writeImage instead :)

nativeImage

actual open fun nativeImage(): Any

Returns the Bitmap object being worked upon.

expect fun nativeImage(): Any

Returns the native image object this QRCodeGraphics is working upon.

actual open fun nativeImage(): Any

Returns the native image object this QRCodeGraphics is working upon.

actual open fun nativeImage(): Any

Returns the BufferedImage object being worked upon.

reset

actual fun reset()

Simply changes the changed flag to true without doing anything else

expect fun reset()

Completely reset this object. It is expected that changed() returns false and the canvas is completely blank after invoking this.

actual fun reset()

Simply changes the changed flag to true without doing anything else

actual fun reset()

Simply changes the changed flag to true without doing anything else

toBlob

open fun toBlob(callback: (Blob?) -> Unit)

Direct access to the .toBlob() function of the underlying canvas.

toDataURL

open fun toDataURL(format: String = "png"): String

Returns a Data URL to this can be shown in an <img/> tag.

writeImage

open fun writeImage(destination: OutputStream, format: String = "PNG", quality: Int = 100)

Writes the QRCode image in the specified format and quality into the destination OutputStream.

@JvmOverloads

open fun writeImage(destination: OutputStream, format: String = "PNG")

Writes the QRCode image in the specified format into the destination OutputStream.