24 static int initialized;
void(* Line_width)(double)
int(* Raster)(int, int, const unsigned char *, const unsigned char *, const unsigned char *, const unsigned char *)
GRASS png display driver - header file.
void(* Begin_raster)(int, int[2][2], double[2][2])
void PNG_Move(double x, double y)
void(* Color)(int, int, int)
void(* Set_window)(double, double, double, double)
const char * PNG_Graph_get_file(void)
Get render file.
void(* Graph_close)(void)
void PNG_Box(double fx1, double fy1, double fx2, double fy2)
Draw a (filled) rectangle.
void(* Move)(double, double)
void PNG_Erase(void)
Erase screen.
int PNG_Graph_set(void)
Start up graphics processing.
void(* Text)(const char *)
int PNG_raster(int, int, const unsigned char *, const unsigned char *, const unsigned char *, const unsigned char *)
Draw raster row.
void(* Box)(double, double, double, double)
void(* Font_list)(char ***, int *)
const char *(* Graph_get_file)(void)
void(* Text_box)(const char *, double *, double *, double *, double *)
void(* Point)(double, double)
void(* Font_info)(char ***, int *)
const struct driver * PNG_Driver(void)
Initialize display driver.
void PNG_Line_width(double width)
Set line width.
void PNG_begin_raster(int, int[2][2], double[2][2])
Start drawing raster.
void PNG_Cont(double x, double y)
void PNG_color_rgb(int r, int g, int b)
Identify a color.
void PNG_Graph_close(void)
Close down the graphics processing. This gets called only at driver termination time.
void PNG_Point(double, double)
Draw point.
void PNG_Set_window(double, double, double, double)
Set window.
void(* Bitmap)(int, int, int, const unsigned char *)
void(* Set_font)(const char *)
void(* Cont)(double, double)
void PNG_draw_bitmap(int ncols, int nrows, int threshold, const unsigned char *buf)
Draw bitmap.