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)
	CreateTexture(m ImageSource) (Texture, error)
	CreateTextureGo(m image.Image, source bool) (Texture, error)
	CreateTexturePath(path string, source bool) (Texture, error)
	CreateTextureTarget(w, h float32) (Texture, error)
	DefaultTarget() Texture
	DrawTexture(t Texture, p geom.PointF32)
	DrawTextureOptions(t Texture, p geom.PointF32, opts DrawOptions)
	FillRectangle(r geom.RectangleF32, c color.Color)
	Font(name string) Font
	Rectangle(r geom.RectangleF32, c color.Color, thickness float32)
	RegisterFont(name, path string, size int) error
	RenderTo(Texture)
	RenderToDisplay()
	SetMouseCursor(c MouseCursor)
	Size() geom.PointF32
	Target() Texture
	Text(p geom.PointF32, font string, color color.Color, text string)
	TextAlign(p geom.PointF32, font string, color color.Color, text string, align HorizontalAlignment)
}