view

Documentation

Index

• func LineView() fyne.CanvasObject
• func LinesFromMatrix(M matrix.Matrix) []fyne.CanvasObject
• func NewLineBetween(x1, y1, x2, y2 float64) *canvas.Line
• type LineDrawer
  • func NewLineDrawer(matrix matrix.Matrix) *LineDrawer
  • func (l *LineDrawer) CreateRenderer() fyne.WidgetRenderer
  • func (l *LineDrawer) DragEnd()
  • func (l *LineDrawer) Dragged(d *fyne.DragEvent)
  • func (l *LineDrawer) Scrolled(s *fyne.ScrollEvent)

Functions

func LineView

func LineView() fyne.CanvasObject

func LinesFromMatrix

func LinesFromMatrix(M matrix.Matrix) []fyne.CanvasObject

LinesFromMatrix creates new canvas.Line from the matrix.

func NewLineBetween

func NewLineBetween(x1, y1, x2, y2 float64) *canvas.Line

NewLineBetween creates a new line between the given coordinates.

Types

type LineDrawer

type LineDrawer struct {
	widget.BaseWidget
	// contains filtered or unexported fields
}

LineDrawer draws lines from a matrix of position vectors.

func NewLineDrawer

func NewLineDrawer(matrix matrix.Matrix) *LineDrawer

NewLineDrawer creates a new LineDrawer with the given matrix.

func (*LineDrawer) CreateRenderer

func (l *LineDrawer) CreateRenderer() fyne.WidgetRenderer

CreateRenderer is a method that creates a renderer for the widget.

func (*LineDrawer) DragEnd

func (l *LineDrawer) DragEnd()

DragEnd is not currently needed other than to satisfy fyne.Draggable.

func (*LineDrawer) Dragged

func (l *LineDrawer) Dragged(d *fyne.DragEvent)

Dragged handles the rotation of the view.

func (*LineDrawer) Scrolled

func (l *LineDrawer) Scrolled(s *fyne.ScrollEvent)

Scrolled handles the zooming of the view.