zntg/ui/renderer.go

package ui

import (
	"image"
	"image/color"

	"opslag.de/schobers/geom"
)

type Renderer interface {
	// Events
	PushEvents(t EventTarget, wait bool)
	Refresh()

	// Lifetime
	Destroy() error

	// Drawing
	Clear(c color.Color)
	CreateImage(m image.Image) (Image, error)
	CreateImagePath(path string) (Image, error)
	CreateImageSize(w, h float32) (Image, error)
	DefaultTarget() Image
	DrawImage(p geom.PointF32, im Image)
	FillRectangle(r geom.RectangleF32, c color.Color)
	Font(font string) Font
	Rectangle(r geom.RectangleF32, c color.Color, thickness float32)
	RenderTo(Image)
	RenderToDisplay()
	Size() geom.PointF32
	Target() Image
	Text(p geom.PointF32, font string, color color.Color, text string)
}