pxcanvas

Documentation

Index

• func InBounds(pos fyne.Position, bounds image.Rectangle) bool
• func NewBlankImage(cols, rows int, c color.Color) image.Image
• type PxCanvas
  • func NewPxCanvas(state *apptype.State, config apptype.PxCanvasConfig) *PxCanvas
  • func (pxCanvas *PxCanvas) Bounds() image.Rectangle
  • func (pxCanvas *PxCanvas) CreateRenderer() fyne.WidgetRenderer
  • func (pxCanvas *PxCanvas) LoadImage(img image.Image)
  • func (pxCanvas *PxCanvas) MouseDown(ev *desktop.MouseEvent)
  • func (pxCanvas *PxCanvas) MouseIn(ev *desktop.MouseEvent)
  • func (pxCanvas *PxCanvas) MouseMoved(ev *desktop.MouseEvent)
  • func (pxCanvas *PxCanvas) MouseOut()
  • func (pxCanvas *PxCanvas) MouseToCanvasXY(ev *desktop.MouseEvent) (*int, *int)
  • func (pxCanvas *PxCanvas) MouseUp(ev *desktop.MouseEvent)
  • func (pxCanvas *PxCanvas) NewDrawing(cols, rows int)
  • func (pxCanvas *PxCanvas) Pan(previousCoord, currentCoord fyne.PointEvent)
  • func (pxCanvas *PxCanvas) Scrolled(ev *fyne.ScrollEvent)
  • func (pxCanvas *PxCanvas) SetColor(c color.Color, x, y int)
  • func (pxCanvas *PxCanvas) TryPan(previousCoord *fyne.PointEvent, ev *desktop.MouseEvent)
• type PxCanvasMouseState
• type PxCanvasRenderer
  • func (renderer *PxCanvasRenderer) Destroy()
  • func (renderer *PxCanvasRenderer) Layout(size fyne.Size)
  • func (renderer *PxCanvasRenderer) LayoutBorder(size fyne.Size)
  • func (renderer *PxCanvasRenderer) LayoutCanvas(size fyne.Size)
  • func (renderer *PxCanvasRenderer) MinSize() fyne.Size
  • func (renderer *PxCanvasRenderer) Objects() []fyne.CanvasObject
  • func (renderer *PxCanvasRenderer) Refresh()
  • func (renderer *PxCanvasRenderer) SetCursor(objects []fyne.CanvasObject)

Functions

func InBounds

func InBounds(pos fyne.Position, bounds image.Rectangle) bool

func NewBlankImage

func NewBlankImage(cols, rows int, c color.Color) image.Image

Types

type PxCanvas

type PxCanvas struct {
	widget.BaseWidget
	apptype.PxCanvasConfig

	PixelData image.Image
	// contains filtered or unexported fields
}

func NewPxCanvas

func NewPxCanvas(state *apptype.State, config apptype.PxCanvasConfig) *PxCanvas

func (*PxCanvas) Bounds

func (pxCanvas *PxCanvas) Bounds() image.Rectangle

func (*PxCanvas) CreateRenderer

func (pxCanvas *PxCanvas) CreateRenderer() fyne.WidgetRenderer

func (*PxCanvas) LoadImage

func (pxCanvas *PxCanvas) LoadImage(img image.Image)

func (*PxCanvas) MouseDown

func (pxCanvas *PxCanvas) MouseDown(ev *desktop.MouseEvent)

func (*PxCanvas) MouseIn

func (pxCanvas *PxCanvas) MouseIn(ev *desktop.MouseEvent)

func (*PxCanvas) MouseMoved

func (pxCanvas *PxCanvas) MouseMoved(ev *desktop.MouseEvent)

func (*PxCanvas) MouseOut

func (pxCanvas *PxCanvas) MouseOut()

func (*PxCanvas) MouseToCanvasXY

func (pxCanvas *PxCanvas) MouseToCanvasXY(ev *desktop.MouseEvent) (*int, *int)

func (*PxCanvas) MouseUp

func (pxCanvas *PxCanvas) MouseUp(ev *desktop.MouseEvent)

func (*PxCanvas) NewDrawing

func (pxCanvas *PxCanvas) NewDrawing(cols, rows int)

func (*PxCanvas) Pan

func (pxCanvas *PxCanvas) Pan(previousCoord, currentCoord fyne.PointEvent)

func (*PxCanvas) Scrolled

func (pxCanvas *PxCanvas) Scrolled(ev *fyne.ScrollEvent)

func (*PxCanvas) SetColor

func (pxCanvas *PxCanvas) SetColor(c color.Color, x, y int)

func (*PxCanvas) TryPan

func (pxCanvas *PxCanvas) TryPan(previousCoord *fyne.PointEvent, ev *desktop.MouseEvent)

type PxCanvasMouseState

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

type PxCanvasRenderer

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

func (*PxCanvasRenderer) Destroy

func (renderer *PxCanvasRenderer) Destroy()

func (*PxCanvasRenderer) Layout

func (renderer *PxCanvasRenderer) Layout(size fyne.Size)

func (*PxCanvasRenderer) LayoutBorder

func (renderer *PxCanvasRenderer) LayoutBorder(size fyne.Size)

func (*PxCanvasRenderer) LayoutCanvas

func (renderer *PxCanvasRenderer) LayoutCanvas(size fyne.Size)

func (*PxCanvasRenderer) MinSize

func (renderer *PxCanvasRenderer) MinSize() fyne.Size

func (*PxCanvasRenderer) Objects

func (renderer *PxCanvasRenderer) Objects() []fyne.CanvasObject

func (*PxCanvasRenderer) Refresh

func (renderer *PxCanvasRenderer) Refresh()

func (*PxCanvasRenderer) SetCursor

func (renderer *PxCanvasRenderer) SetCursor(objects []fyne.CanvasObject)