268 lines
9.7 KiB
C++
268 lines
9.7 KiB
C++
////////////////////////////////////////////////////////////
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//
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// SFML - Simple and Fast Multimedia Library
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// Copyright (C) 2007-2014 Laurent Gomila (laurent.gom@gmail.com)
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//
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// This software is provided 'as-is', without any express or implied warranty.
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// In no event will the authors be held liable for any damages arising from the use of this software.
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//
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// Permission is granted to anyone to use this software for any purpose,
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// including commercial applications, and to alter it and redistribute it freely,
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// subject to the following restrictions:
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//
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// 1. The origin of this software must not be misrepresented;
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// you must not claim that you wrote the original software.
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// If you use this software in a product, an acknowledgment
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// in the product documentation would be appreciated but is not required.
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//
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// 2. Altered source versions must be plainly marked as such,
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// and must not be misrepresented as being the original software.
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//
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// 3. This notice may not be removed or altered from any source distribution.
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//
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////////////////////////////////////////////////////////////
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#ifndef SFML_RENDERWINDOW_HPP
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#define SFML_RENDERWINDOW_HPP
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////////////////////////////////////////////////////////////
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// Headers
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////////////////////////////////////////////////////////////
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#include <SFML/Graphics/Export.hpp>
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#include <SFML/Graphics/RenderTarget.hpp>
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#include <SFML/Graphics/Image.hpp>
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#include <SFML/Window/Window.hpp>
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#include <string>
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namespace sf
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{
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////////////////////////////////////////////////////////////
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/// \brief Window that can serve as a target for 2D drawing
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///
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////////////////////////////////////////////////////////////
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class SFML_GRAPHICS_API RenderWindow : public Window, public RenderTarget
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{
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public :
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////////////////////////////////////////////////////////////
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/// \brief Default constructor
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///
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/// This constructor doesn't actually create the window,
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/// use the other constructors or call create() to do so.
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///
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////////////////////////////////////////////////////////////
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RenderWindow();
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////////////////////////////////////////////////////////////
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/// \brief Construct a new window
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///
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/// This constructor creates the window with the size and pixel
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/// depth defined in \a mode. An optional style can be passed to
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/// customize the look and behaviour of the window (borders,
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/// title bar, resizable, closable, ...).
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///
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/// The fourth parameter is an optional structure specifying
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/// advanced OpenGL context settings such as antialiasing,
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/// depth-buffer bits, etc. You shouldn't care about these
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/// parameters for a regular usage of the graphics module.
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///
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/// \param mode Video mode to use (defines the width, height and depth of the rendering area of the window)
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/// \param title Title of the window
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/// \param style %Window style, a bitwise OR combination of sf::Style enumerators
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/// \param settings Additional settings for the underlying OpenGL context
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///
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////////////////////////////////////////////////////////////
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RenderWindow(VideoMode mode, const String& title, Uint32 style = Style::Default, const ContextSettings& settings = ContextSettings());
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////////////////////////////////////////////////////////////
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/// \brief Construct the window from an existing control
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///
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/// Use this constructor if you want to create an SFML
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/// rendering area into an already existing control.
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///
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/// The second parameter is an optional structure specifying
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/// advanced OpenGL context settings such as antialiasing,
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/// depth-buffer bits, etc. You shouldn't care about these
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/// parameters for a regular usage of the graphics module.
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///
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/// \param handle Platform-specific handle of the control (\a HWND on
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/// Windows, \a %Window on Linux/FreeBSD, \a NSWindow on OS X)
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/// \param settings Additional settings for the underlying OpenGL context
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///
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////////////////////////////////////////////////////////////
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explicit RenderWindow(WindowHandle handle, const ContextSettings& settings = ContextSettings());
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////////////////////////////////////////////////////////////
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/// \brief Destructor
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///
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/// Closes the window and frees all the resources attached to it.
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///
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////////////////////////////////////////////////////////////
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virtual ~RenderWindow();
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////////////////////////////////////////////////////////////
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/// \brief Get the size of the rendering region of the window
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///
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/// The size doesn't include the titlebar and borders
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/// of the window.
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///
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/// \return Size in pixels
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///
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////////////////////////////////////////////////////////////
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virtual Vector2u getSize() const;
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////////////////////////////////////////////////////////////
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/// \brief Copy the current contents of the window to an image
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///
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/// This is a slow operation, whose main purpose is to make
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/// screenshots of the application. If you want to update an
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/// image with the contents of the window and then use it for
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/// drawing, you should rather use a sf::Texture and its
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/// update(Window&) function.
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/// You can also draw things directly to a texture with the
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/// sf::RenderTexture class.
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///
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/// \return Image containing the captured contents
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///
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////////////////////////////////////////////////////////////
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Image capture() const;
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protected:
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////////////////////////////////////////////////////////////
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/// \brief Function called after the window has been created
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///
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/// This function is called so that derived classes can
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/// perform their own specific initialization as soon as
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/// the window is created.
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///
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////////////////////////////////////////////////////////////
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virtual void onCreate();
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////////////////////////////////////////////////////////////
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/// \brief Function called after the window has been resized
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///
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/// This function is called so that derived classes can
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/// perform custom actions when the size of the window changes.
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///
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////////////////////////////////////////////////////////////
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virtual void onResize();
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private :
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////////////////////////////////////////////////////////////
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/// \brief Activate the target for rendering
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///
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/// \param active True to make the target active, false to deactivate it
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///
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/// \return True if the function succeeded
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///
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////////////////////////////////////////////////////////////
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virtual bool activate(bool active);
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};
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} // namespace sf
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#endif // SFML_RENDERWINDOW_HPP
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////////////////////////////////////////////////////////////
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/// \class sf::RenderWindow
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/// \ingroup graphics
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///
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/// sf::RenderWindow is the main class of the Graphics module.
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/// It defines an OS window that can be painted using the other
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/// classes of the graphics module.
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///
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/// sf::RenderWindow is derived from sf::Window, thus it inherits
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/// all its features: events, window management, OpenGL rendering,
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/// etc. See the documentation of sf::Window for a more complete
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/// description of all these features, as well as code examples.
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///
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/// On top of that, sf::RenderWindow adds more features related to
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/// 2D drawing with the graphics module (see its base class
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/// sf::RenderTarget for more details).
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/// Here is a typical rendering and event loop with a sf::RenderWindow:
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///
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/// \code
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/// // Declare and create a new render-window
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/// sf::RenderWindow window(sf::VideoMode(800, 600), "SFML window");
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///
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/// // Limit the framerate to 60 frames per second (this step is optional)
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/// window.setFramerateLimit(60);
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///
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/// // The main loop - ends as soon as the window is closed
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/// while (window.isOpen())
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/// {
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/// // Event processing
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/// sf::Event event;
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/// while (window.pollEvent(event))
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/// {
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/// // Request for closing the window
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/// if (event.type == sf::Event::Closed)
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/// window.close();
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/// }
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///
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/// // Clear the whole window before rendering a new frame
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/// window.clear();
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///
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/// // Draw some graphical entities
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/// window.draw(sprite);
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/// window.draw(circle);
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/// window.draw(text);
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///
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/// // End the current frame and display its contents on screen
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/// window.display();
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/// }
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/// \endcode
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///
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/// Like sf::Window, sf::RenderWindow is still able to render direct
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/// OpenGL stuff. It is even possible to mix together OpenGL calls
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/// and regular SFML drawing commands.
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///
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/// \code
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/// // Create the render window
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/// sf::RenderWindow window(sf::VideoMode(800, 600), "SFML OpenGL");
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///
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/// // Create a sprite and a text to display
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/// sf::Sprite sprite;
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/// sf::Text text;
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/// ...
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///
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/// // Perform OpenGL initializations
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/// glMatrixMode(GL_PROJECTION);
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/// ...
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///
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/// // Start the rendering loop
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/// while (window.isOpen())
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/// {
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/// // Process events
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/// ...
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///
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/// // Draw a background sprite
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/// window.pushGLStates();
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/// window.draw(sprite);
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/// window.popGLStates();
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///
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/// // Draw a 3D object using OpenGL
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/// glBegin(GL_QUADS);
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/// glVertex3f(...);
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/// ...
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/// glEnd();
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///
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/// // Draw text on top of the 3D object
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/// window.pushGLStates();
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/// window.draw(text);
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/// window.popGLStates();
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///
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/// // Finally, display the rendered frame on screen
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/// window.display();
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/// }
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/// \endcode
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///
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/// \see sf::Window, sf::RenderTarget, sf::RenderTexture, sf::View
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///
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////////////////////////////////////////////////////////////
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