graph.c File Reference

GRASS cairo display driver - driver settings. More...

#include "cairodriver.h"
#include <unistd.h>
#include <fcntl.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/mman.h>
#include <grass/colors.h>
#include <grass/glocale.h>

Include dependency graph for cairodriver/graph.c:

Go to the source code of this file.

Functions
int	Cairo_Graph_set (void)
	Initialize driver.
const char *	Cairo_Graph_get_file (void)
	Get render file.
void	Cairo_Graph_close (void)
	Close driver.

Variables
struct cairo_state	ca
cairo_surface_t *	surface
cairo_t *	cairo

Detailed Description

GRASS cairo display driver - driver settings.

(C) 2007-2008, 2011 by Lars Ahlzen and the GRASS Development Team

This program is free software under the GNU General Public License (>=v2). Read the file COPYING that comes with GRASS for details.

Author

Lars Ahlzen <lars ahlzen.com> (original contributor)

Glynn Clements

Definition in file cairodriver/graph.c.

Function Documentation

Cairo_Graph_close()

void Cairo_Graph_close

(

void

)

Close driver.

Definition at line 302 of file cairodriver/graph.c.

References ca, cairo, cairo_write_image(), cairo_state::file_type, FTYPE_X11, G_debug(), cairo_state::mapped, NULL, and surface.

Referenced by Cairo_Driver().

Cairo_Graph_get_file()

const char * Cairo_Graph_get_file

(

void

)

Get render file.

Returns

file name

Definition at line 294 of file cairodriver/graph.c.

References ca, and cairo_state::file_name.

Referenced by Cairo_Driver().

Cairo_Graph_set()

int Cairo_Graph_set

(

void

)

Initialize driver.

Set background color, transparency, drawable, antialias mode, etc.

Returns

0

Definition at line 237 of file cairodriver/graph.c.

References cairo_state::bgcolor_a, cairo_state::bgcolor_b, cairo_state::bgcolor_g, cairo_state::bgcolor_r, ca, cairo, CAIROCOLOR, G_debug(), G_fatal_error(), G_str_to_color(), and G_strcasecmp().

Referenced by Cairo_Driver().

Variable Documentation

ca

struct cairo_state ca

Definition at line 42 of file cairodriver/graph.c.

Referenced by Cairo_begin_raster(), Cairo_Bitmap(), Cairo_Box(), Cairo_end_raster(), Cairo_Erase(), Cairo_Fill(), Cairo_Graph_close(), Cairo_Graph_get_file(), Cairo_Graph_set(), Cairo_Point(), Cairo_raster(), cairo_read_bmp(), cairo_read_image(), cairo_read_ppm(), cairo_read_xid(), Cairo_Stroke(), Cairo_Text(), cairo_write_bmp(), cairo_write_image(), cairo_write_ppm(), and cairo_write_xid().

cairo

cairo_t* cairo

Definition at line 46 of file cairodriver/graph.c.

Referenced by Cairo_Begin(), Cairo_Bitmap(), Cairo_Box(), Cairo_Close(), Cairo_Color(), Cairo_Cont(), Cairo_end_raster(), Cairo_Erase(), Cairo_Fill(), Cairo_Graph_close(), Cairo_Graph_set(), Cairo_Line_width(), Cairo_Move(), Cairo_Point(), cairo_read_image(), Cairo_Set_window(), Cairo_Stroke(), Cairo_Text(), Cairo_text_box(), and cairo_write_image().

surface

cairo_surface_t* surface

Definition at line 45 of file cairodriver/graph.c.

Referenced by Cairo_Graph_close(), cairo_read_image(), and cairo_write_image().