lib_ui/ui/gl/gl_surface.h
2021-05-20 12:22:26 +04:00

62 lines
1.2 KiB
C++

// This file is part of Desktop App Toolkit,
// a set of libraries for developing nice desktop applications.
//
// For license and copyright information please follow this link:
// https://github.com/desktop-app/legal/blob/master/LEGAL
//
#pragma once
#include "ui/gl/gl_detection.h"
class Painter;
class QOpenGLWidget;
class QOpenGLFunctions;
namespace Ui {
class RpWidgetWrap;
} // namespace Ui
namespace Ui::GL {
enum class Backend {
OpenGL,
Raster,
};
class Renderer {
public:
virtual void init(
not_null<QOpenGLWidget*> widget,
not_null<QOpenGLFunctions*> f) {
}
virtual void resize(
not_null<QOpenGLWidget*> widget,
not_null<QOpenGLFunctions*> f,
int w,
int h) {
}
virtual void paint(
not_null<QOpenGLWidget*> widget,
not_null<QOpenGLFunctions*> f);
virtual void paintFallback(
Painter &&p,
const QRegion &clip,
Backend backend) {
}
virtual ~Renderer() = default;
};
struct ChosenRenderer {
std::unique_ptr<Renderer> renderer;
Backend backend = Backend::Raster;
};
[[nodiscard]] std::unique_ptr<RpWidgetWrap> CreateSurface(
QWidget *parent,
Fn<ChosenRenderer(Capabilities)> chooseRenderer);
} // namespace Ui::GL