CanvasSDL.hpp

 
//
// TGUI - Texus' Graphical User Interface
// Copyright (C) 2012-2023 Bruno Van de Velde (vdv_b@tgui.eu)
//
// This software is provided 'as-is', without any express or implied warranty.
// In no event will the authors be held liable for any damages arising from the use of this software.
//
// Permission is granted to anyone to use this software for any purpose,
// including commercial applications, and to alter it and redistribute it freely,
// subject to the following restrictions:
//
// 1. The origin of this software must not be misrepresented;
// you must not claim that you wrote the original software.
// If you use this software in a product, an acknowledgment
// in the product documentation would be appreciated but is not required.
//
// 2. Altered source versions must be plainly marked as such,
// and must not be misrepresented as being the original software.
//
// 3. This notice may not be removed or altered from any source distribution.
//
 
 
#ifndef TGUI_CANVAS_SDL_HPP
#define TGUI_CANVAS_SDL_HPP
 
#include <TGUI/Backend/Renderer/SDL_Renderer/BackendTextureSDL.hpp>
 
#if TGUI_BUILD_AS_CXX_MODULE
 import tgui;
#else
 #include <TGUI/Backend/Renderer/BackendRenderTarget.hpp>
 #include <TGUI/Widgets/ClickableWidget.hpp>
#endif
 
#include <TGUI/extlibs/IncludeSDL.hpp>
 
 
TGUI_MODULE_EXPORT namespace tgui
{
 class TGUI_API CanvasSDL : public ClickableWidget
 {
 public:
 
 using Ptr = std::shared_ptr<CanvasSDL>; 
 using ConstPtr = std::shared_ptr<const CanvasSDL>; 
 
 static constexpr const char StaticWidgetType[] = "CanvasSDL"; 
 
 
 CanvasSDL(const char* typeName = StaticWidgetType, bool initRenderer = true);
 
 
 CanvasSDL(const CanvasSDL& copy);
 
 
 CanvasSDL(CanvasSDL&& copy) = default;
 
 
 CanvasSDL& operator= (const CanvasSDL& right);
 
 
 CanvasSDL& operator= (CanvasSDL&& right) = default;
 
 
 TGUI_NODISCARD static CanvasSDL::Ptr create(const Layout2d& size = {"100%", "100%"});
 
 
 TGUI_NODISCARD static CanvasSDL::Ptr copy(const CanvasSDL::ConstPtr& canvas);
 
 
 void setSize(const Layout2d& size) override;
 using Widget::setSize;
 
 
 void draw(BackendRenderTarget& target, RenderStates states) const override;
 
 
 TGUI_NODISCARD bool canGainFocus() const override;
 
 
 TGUI_NODISCARD SDL_Texture* getTextureTarget()
 {
 return m_textureTarget;
 }
 
 
 protected:
 
 // Makes a copy of the widget
 TGUI_NODISCARD Widget::Ptr clone() const override;
 
 
 protected:
 
 SDL_Texture* m_textureTarget = nullptr;
 Vector2u m_textureSize;
 Vector2u m_usedTextureSize;
 std::shared_ptr<BackendTextureSDL> m_backendTexture;
 };
}
 
 
#endif // TGUI_CANVAS_SDL_HPP