58 lines
1.5 KiB
C++
58 lines
1.5 KiB
C++
#pragma once
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#include "./global.h"
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namespace Flex_Qt {
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class WIDGET_API Graphic_Renderable {
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public:
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virtual ~Graphic_Renderable() = default;
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};
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class Painter_Renderable : public Graphic_Renderable {
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public:
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std::unique_ptr<QPixmap> buffer1{};
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std::unique_ptr<QPixmap> buffer2{};
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bool it = true;
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void resize_buffers(const QSize& size) {
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buffer1 = std::make_unique<QPixmap>(size);
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buffer2 = std::make_unique<QPixmap>(size);
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}
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void draw() {
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if (!buffer1 || !buffer2)
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return;
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it = !it;
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QPixmap* cur = it ? buffer1.get() : buffer2.get();
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QPainter painter(cur);
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painter.fillRect(cur->rect(), Qt::red);
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}
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void update_texture() {
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QPixmap* cur = it ? buffer1.get() : buffer2.get();
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Q_UNUSED(cur)
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}
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};
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class WIDGET_API Opengl_Renderable : public Graphic_Renderable {
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public:
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void draw();
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};
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class Graphic : public QWindow {
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public:
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Graphic();
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std::vector<Graphic_Renderable*> renderables;
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std::vector<Painter_Renderable*> painter_buffers;
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std::vector<Opengl_Renderable*> opengl_buffers;
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bool first_resize = true;
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protected:
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bool event(QEvent*) override;
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public:
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virtual void create_renderables() {};
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void render() {
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if (first_resize)
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return;
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for (Opengl_Renderable* b : opengl_buffers) {
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b->draw();
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}
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for (Painter_Renderable* b : painter_buffers) {
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b->draw();
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b->update_texture();
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}
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}
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};
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} // Flex_Qt
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