openvg

Documentation

Index

• Constants
• func Clear(x, y, w, h int)
• func SetClearColor()
• type Image
  • func CreateImage(format ImageFormat, width, height int, quality []ImageQuality) (Image, error)
  • func (img Image) Destroy() error
  • func (img Image) Draw()
  • func (img Image) Write(p unsafe.Pointer, stride int, fmt ImageFormat, x, y, width, height int)
• type ImageFormat
• type ImageQuality

Constants

const (
	ImageQualityNonantialiased = C.VG_IMAGE_QUALITY_NONANTIALIASED
	ImageQualityFaster         = C.VG_IMAGE_QUALITY_FASTER
	ImageQualityBetter         = C.VG_IMAGE_QUALITY_BETTER
)

const (
	ImageFormatSrgbx8888 = ImageFormat(C.VG_sRGBX_8888)
)

Functions

func Clear

func Clear(x, y, w, h int)

func SetClearColor

func SetClearColor()

Types

type Image

type Image struct {
	// contains filtered or unexported fields
}

func CreateImage

func CreateImage(format ImageFormat, width, height int, quality []ImageQuality) (Image, error)

func (Image) Destroy

func (img Image) Destroy() error

Destroy wraps vgDestroyImage.

func (Image) Draw

func (img Image) Draw()

Draw wraps vgDrawImage.

func (Image) Write

func (img Image) Write(p unsafe.Pointer, stride int, fmt ImageFormat, x, y, width, height int)

Write calls vgImageSubData.

type ImageFormat

type ImageFormat C.VGImageFormat

type ImageQuality

type ImageQuality C.VGImageQuality