GraphicsModel.h File Reference

Abstraction of the graphics model. More...

#include "Configuration.h"
#include <SDL.h>
#include <memory>
#include <functional>
#include <Utilities.h>
#include "Visual.h"
#include "Color.h"
#include "Texture.h"
#include "CommonSignals.h"

Include dependency graph for GraphicsModel.h:

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Go to the source code of this file.

Classes
class	rose::gm::SdlWindowDestroy
	A functor to destroy an SDL_Window in a std::unique_ptr (rose::sdl::Window). More...
struct	rose::gm::RenderFlip
	A Widget manipulator to indicate if and how rendering a texture should be flipped. More...
class	rose::gm::Context
	Context More...
class	rose::gm::Context::RendererDestroy
	A functor to destroy an SDL_Renderer. More...
class	rose::gm::RenderTargetGuardException
	Thrown by RenderTargetGuard on errors. More...
class	rose::gm::DrawColorGuardException
	Thrown by DrawColorGuard on errors. More...
class	rose::gm::RenderTargetGuard
	Store the current render target replacing it with a new render target. More...
class	rose::gm::DrawColorGuard
	Store the current draw color replacing it with a new draw color. More...
class	rose::gm::ClipRectangleGuard
	Store the current clip rectangle replacing it with a new clip rectangle. More...
class	rose::gm::GraphicsModel

Namespaces
	rose
	ToDo: There is an issue that the initial scroll interaction is lost if the click/press lands on a Widget and not a Container (by user observation).

Typedefs
using	rose::gm::SdlWindow = std::unique_ptr< SDL_Window, SdlWindowDestroy >
	An SDL_Window unique pointer.

Enumerations
enum	rose::gm::RoseErrorCode {   rose::gm::RoseErrorCode::OK, rose::gm::RoseErrorCode::ROSE_EXCEPTION, rose::gm::RoseErrorCode::SDL_WINDOW_CREATE, rose::gm::RoseErrorCode::SDL_RENDERER_CREATE,   rose::gm::RoseErrorCode::XDG_PATH_FAIL }
	Rose object error codes.

Functions
uint32_t	rose::gm::mapRGBA (SDL_PixelFormat *format, const color::RGBA &color)
	Map a color::RGBA to a uint32_t. More...
color::RGBA	rose::gm::getRGBA (SDL_PixelFormat *format, uint32_t pixel)

Detailed Description

Abstraction of the graphics model.

Author

Richard Buckley richa.nosp@m.rd.b.nosp@m.uckle.nosp@m.y@ie.nosp@m.ee.or.nosp@m.g

Version

1.0

Date

2021-03-04

Function Documentation

mapRGBA()

uint32_t rose::gm::mapRGBA	(	SDL_PixelFormat *	format,
		const color::RGBA &	color
	)

Map a color::RGBA to a uint32_t.

Parameters

format	A pointer to an SDL_PixelFormat (from a Surface object for example).
color	The color::RGBA to map.

Returns

The color::RGBA mapped to a uint32_t