Golang Canvas.DrawLines Examples

Example #1

File: menu.go Project: nelsam/vidar

func (b *menuButton) Paint(canvas gxui.Canvas) {
	style := b.Style()
	if l := b.Label(); l != nil {
		l.SetColor(style.FontColor)
	}

	rect := b.Size().Rect()
	poly := gxui.Polygon{
		{Position: math.Point{
			X: rect.Min.X,
			Y: rect.Max.Y,
		}},
		{Position: math.Point{
			X: rect.Min.X,
			Y: rect.Min.Y,
		}},
		{Position: math.Point{
			X: rect.Max.X,
			Y: rect.Min.Y,
		}},
		{Position: math.Point{
			X: rect.Max.X,
			Y: rect.Max.Y,
		}},
	}
	canvas.DrawPolygon(poly, gxui.TransparentPen, style.Brush)
	b.PaintChildren.Paint(canvas)
	canvas.DrawLines(poly, style.Pen)
}