synfig::CairoSurface Class Reference

Generic Cairo backed surface. It allows to create a image surface equivalent to the current backend for custom modifications purposes. More...

#include <surface.h>

Classes
class	alpha_pen
	Alpha-Blending Pen. More...

Public Types
typedef CairoColor	value_type

Public Member Functions
	CairoSurface ()
	CairoSurface (cairo_surface_t *cs)
	~CairoSurface ()
void	set_wh (int w, int h, int pitch=0)
void	set_wh (int w, int h, unsigned char *data, int pitch)
void	blit_to (alpha_pen &DEST_PEN, int x, int y, int w, int h)
void	set_cairo_surface (cairo_surface_t *cs)
cairo_surface_t *	get_cairo_surface () const
cairo_surface_t *	get_cairo_image_surface () const
bool	map_cairo_image ()
void	unmap_cairo_image ()
bool	is_mapped () const

Detailed Description

Generic Cairo backed surface. It allows to create a image surface equivalent to the current backend for custom modifications purposes.

Todo:

writeme

Member Typedef Documentation

typedef CairoColor synfig::CairoSurface::value_type

Constructor & Destructor Documentation

synfig::CairoSurface::CairoSurface ( )

inline

synfig::CairoSurface::CairoSurface ( cairo_surface_t *  cs )

inline

References set_cairo_surface().

synfig::CairoSurface::~CairoSurface ( )

inline

Member Function Documentation

void CairoSurface::set_wh	(	int	w,
		int	h,
		int	pitch = 0
	)

References synfig::warning().

Referenced by map_cairo_image(), and set_wh().

void synfig::CairoSurface::set_wh ( int  w, int  h, unsigned char *  data, int  pitch  )

inline

References set_wh().

void synfig::CairoSurface::blit_to	(	alpha_pen &	DEST_PEN,
		int	x,
		int	y,
		int	w,
		int	h
	)

References synfig::Color::BLEND_STRAIGHT, epsilon, f, and synfig::CairoSurface::alpha_pen::get_blend_method().

void CairoSurface::set_cairo_surface

(

cairo_surface_t *

cs

)

References synfig::error(), is_mapped(), and unmap_cairo_image().

Referenced by cairo_png_mptr::cairo_png_mptr(), CairoSurface(), synfig::Target_Cairo::gamma_filter(), synfig::Target_Cairo_Tile::gamma_filter(), synfig::Layer_Bitmap::set_cairo_surface(), Import::set_param(), and Import::set_time().

cairo_surface_t * CairoSurface::get_cairo_surface

(

)

const

cairo_surface_t * CairoSurface::get_cairo_image_surface

(

)

const

Referenced by synfig::Layer_Bitmap::accelerated_cairorender().

bool CairoSurface::map_cairo_image

(

)

References synfig::error(), and set_wh().

Referenced by Layer_Shade::accelerated_cairorender(), RadialBlur::accelerated_cairorender(), LumaKey::accelerated_cairorender(), synfig::Layer_SphereDistort::accelerated_cairorender(), synfig::Layer_ColorCorrect::accelerated_cairorender(), SpiralGradient::accelerated_cairorender(), Layer_Bevel::accelerated_cairorender(), FilledRect::accelerated_cairorender(), CurveWarp::accelerated_cairorender(), Halftone2::accelerated_cairorender(), CurveGradient::accelerated_cairorender(), Halftone3::accelerated_cairorender(), Warp::accelerated_cairorender(), cairo_paint_with_alpha_operator(), cairo_png_mptr::cairo_png_mptr(), synfig::cairorender(), synfig::Layer_Shape::feather_cairo_surface(), synfig::Target_Cairo::gamma_filter(), synfig::Target_Cairo_Tile::gamma_filter(), Blur::operator()(), synfig::Layer_Bitmap::set_cairo_surface(), and Import::set_time().

void CairoSurface::unmap_cairo_image

(

)

References synfig::error().

Referenced by Layer_Shade::accelerated_cairorender(), RadialBlur::accelerated_cairorender(), LumaKey::accelerated_cairorender(), synfig::Layer_SphereDistort::accelerated_cairorender(), synfig::Layer_ColorCorrect::accelerated_cairorender(), SpiralGradient::accelerated_cairorender(), Layer_Bevel::accelerated_cairorender(), FilledRect::accelerated_cairorender(), CurveWarp::accelerated_cairorender(), Halftone2::accelerated_cairorender(), CurveGradient::accelerated_cairorender(), Halftone3::accelerated_cairorender(), Warp::accelerated_cairorender(), cairo_paint_with_alpha_operator(), cairo_png_mptr::cairo_png_mptr(), synfig::cairorender(), synfig::Layer_Shape::feather_cairo_surface(), synfig::Target_Cairo::gamma_filter(), synfig::Target_Cairo_Tile::gamma_filter(), Blur::operator()(), set_cairo_surface(), and synfig::Layer_Bitmap::~Layer_Bitmap().

bool CairoSurface::is_mapped

(

)

const

Referenced by synfig::Layer_Bitmap::accelerated_cairorender(), set_cairo_surface(), and synfig::Layer_Bitmap::~Layer_Bitmap().

---

The documentation for this class was generated from the following files:

• surface.h
• surface.cpp