Display Library - Raster graphics subroutines. More...
#include <grass/config.h>#include <errno.h>#include <signal.h>#include <stdio.h>#include <stdlib.h>#include <string.h>#include <unistd.h>#include <grass/gis.h>#include <grass/glocale.h>#include <grass/display.h>#include <grass/spawn.h>#include "driver.h"
Go to the source code of this file.
Functions | |
| const struct driver * | PNG_Driver (void) |
| Initialize display driver. More... | |
| const struct driver * | PS_Driver (void) |
| const struct driver * | HTML_Driver (void) |
| int | D_open_driver (void) |
| Open display driver. More... | |
| void | D_close_driver (void) |
| Close display driver. More... | |
| int | D_save_command (const char *cmd) |
| Append command to the cmd file (unused) More... | |
| void | D__erase (void) |
| Erase display (internal use only) More... | |
| void | D_text_size (double width, double height) |
| Set text size (width and height) More... | |
| void | D_text_rotation (double rotation) |
| Set text rotation. More... | |
| void | D_text (const char *text) |
| Draw text. More... | |
| void | D_font (const char *name) |
| Choose font. More... | |
| void | D_encoding (const char *name) |
| Set encoding. More... | |
| void | D_font_list (char ***list, int *count) |
| Get font list. More... | |
| void | D_font_info (char ***list, int *count) |
| Get font info. More... | |
| void | D_get_clip_window (double *t, double *b, double *l, double *r) |
| get graphical clipping window More... | |
| void | D_set_clip_window (double t, double b, double l, double r) |
| set graphical clipping window More... | |
| void | D_get_frame (double *t, double *b, double *l, double *r) |
| get graphical window (frame) More... | |
| void | D_get_screen (double *t, double *b, double *l, double *r) |
| get screen bounds More... | |
| void | D_set_clip_window_to_map_window (void) |
| set graphical clipping window to map window More... | |
| void | D_set_clip_window_to_screen_window (void) |
| set clipping window to screen window More... | |
Detailed Description
Display Library - Raster graphics subroutines.
(C) 2001-2015 by 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.
Definition in file r_raster.c.
Function Documentation
◆ D__erase()
| void D__erase | ( | void | ) |
Erase display (internal use only)
Definition at line 187 of file r_raster.c.
References COM_Erase().
◆ D_close_driver()
| void D_close_driver | ( | void | ) |
Close display driver.
If GRASS_NOTIFY is defined, run notifier.
Definition at line 164 of file r_raster.c.
References COM_Graph_close(), and getenv().
◆ D_encoding()
| void D_encoding | ( | const char * | name | ) |
Set encoding.
- Parameters
-
name encoding name
Definition at line 243 of file r_raster.c.
References COM_Set_encoding().
◆ D_font()
| void D_font | ( | const char * | name | ) |
Choose font.
Set current font to font name.
- Parameters
-
name font name
Definition at line 233 of file r_raster.c.
References COM_Set_font().
◆ D_font_info()
| void D_font_info | ( | char *** | list, |
| int * | count | ||
| ) |
Get font info.
- Parameters
-
[out] list list of font info [out] number of items in the list
Definition at line 265 of file r_raster.c.
References COM_Font_info().
◆ D_font_list()
| void D_font_list | ( | char *** | list, |
| int * | count | ||
| ) |
Get font list.
- Parameters
-
[out] list list of font names [out] number of items in the list
Definition at line 254 of file r_raster.c.
References COM_Font_list().
◆ D_get_clip_window()
| void D_get_clip_window | ( | double * | t, |
| double * | b, | ||
| double * | l, | ||
| double * | r | ||
| ) |
get graphical clipping window
Queries the graphical clipping window (origin is top right)
- Parameters
-
[out] t top edge of clip window [out] b bottom edge of clip window [out] l left edge of clip window [out] r right edge of clip window
- Returns
- ~
Definition at line 282 of file r_raster.c.
References COM_Get_window().
◆ D_get_frame()
| void D_get_frame | ( | double * | t, |
| double * | b, | ||
| double * | l, | ||
| double * | r | ||
| ) |
get graphical window (frame)
Queries the graphical frame (origin is top right)
- Parameters
-
[out] t top edge of frame [out] b bottom edge of frame [out] l left edge of frame [out] r right edge of frame
- Returns
- ~
Definition at line 322 of file r_raster.c.
Referenced by D_setup(), D_setup2(), and D_setup_unity().
◆ D_get_screen()
| void D_get_screen | ( | double * | t, |
| double * | b, | ||
| double * | l, | ||
| double * | r | ||
| ) |
get screen bounds
Queries the screen bounds (origin is top right)
- Parameters
-
[out] t top edge of screen [out] b bottom edge of screen [out] l left edge of screen [out] r right edge of screen
- Returns
- ~
Definition at line 342 of file r_raster.c.
◆ D_open_driver()
| int D_open_driver | ( | void | ) |
Open display driver.
Default display driver is Cairo, if not available PNG is used.
- Returns
- 0 on success
Definition at line 81 of file r_raster.c.
◆ D_save_command()
| int D_save_command | ( | const char * | cmd | ) |
Append command to the cmd file (unused)
- Todo:
- To be removed
Definition at line 179 of file r_raster.c.
◆ D_set_clip_window()
| void D_set_clip_window | ( | double | t, |
| double | b, | ||
| double | l, | ||
| double | r | ||
| ) |
set graphical clipping window
Sets the graphical clipping window to the specified rectangle (origin is top right)
- Parameters
-
t top edge of clip window b bottom edge of clip window l left edge of clip window r right edge of clip window
- Returns
- ~
Definition at line 300 of file r_raster.c.
Referenced by D_set_clip_window_to_map_window().
◆ D_set_clip_window_to_map_window()
| void D_set_clip_window_to_map_window | ( | void | ) |
set graphical clipping window to map window
Sets the graphical clipping window to the pixel window that corresponds to the current database region.
- Parameters
-
~
- Returns
- ~
Definition at line 360 of file r_raster.c.
References D_get_d_east(), D_get_d_north(), D_get_d_south(), D_get_d_west(), and D_set_clip_window().
Referenced by D_setup(), D_setup2(), and D_setup_unity().
◆ D_set_clip_window_to_screen_window()
| void D_set_clip_window_to_screen_window | ( | void | ) |
set clipping window to screen window
Sets the clipping window to the pixel window that corresponds to the full screen window. Off screen rendering is still clipped.
- Parameters
-
~
- Returns
- ~
Definition at line 377 of file r_raster.c.
References COM_Set_window().
Referenced by D_setup(), D_setup2(), and D_setup_unity().
◆ D_text()
| void D_text | ( | const char * | text | ) |
Draw text.
Writes text in the current color and font, at the current text width and height, starting at the current screen location.
- Parameters
-
text text to be drawn
Definition at line 221 of file r_raster.c.
References COM_Text().
◆ D_text_rotation()
| void D_text_rotation | ( | double | rotation | ) |
Set text rotation.
- Parameters
-
rotation value
Definition at line 208 of file r_raster.c.
References COM_Text_rotation().
◆ D_text_size()
| void D_text_size | ( | double | width, |
| double | height | ||
| ) |
Set text size (width and height)
- Parameters
-
width text pixel width height text pixel height
Definition at line 198 of file r_raster.c.
◆ HTML_Driver()
| const struct driver* HTML_Driver | ( | void | ) |
Definition at line 20 of file htmldriver/driver.c.
◆ PNG_Driver()
| const struct driver* PNG_Driver | ( | void | ) |
Initialize display driver.
- Returns
- pointer driver structure
Definition at line 21 of file pngdriver/driver.c.
◆ PS_Driver()
| const struct driver* PS_Driver | ( | void | ) |
Definition at line 22 of file psdriver/driver.c.
Variable Documentation
◆ b
| double b |
Definition at line 39 of file r_raster.c.
Referenced by Cdhc_durbins_exact(), Cdhc_shapiro_wilk_exp(), D_clip_to_map(), D_erase(), dig_x_intersect(), G_create_alt_env(), G_read_compressed(), G_remove_commas(), G_setup_plot(), GS_get_val_at_xy(), GS_write_ppm(), GS_write_zoom(), gsd_color_func(), gsd_getimage(), Gvl_get_color_for_value(), gvld_isosurf(), I_iclass_add_signature(), I_iclass_create_raster(), I_malloc(), I_realloc(), IL_interp_segments_2d_parallel(), im_buffer< T >::im_buffer(), make_all_statistics(), make_statistics(), PNG_Set_window(), RTreeInsertRectF(), and RTreeInsertRectM().
◆ l
| double l |
Definition at line 39 of file r_raster.c.
Referenced by D_clip_to_map(), D_erase(), G_new_ilist(), G_setup_plot(), gsd_getimage(), IL_resample_interp_segments_2d(), M__get_description_len(), PNG_Set_window(), Rast_get_cat(), Rast_is_reclassed_to(), RTreeReInsertNode(), S_read(), im_buffer< T >::sort(), Vect_line_intersection(), Vect_line_intersection2(), Vect_str_to_cat_list(), and Vedit_split_lines().
◆ r
| double r |
Definition at line 39 of file r_raster.c.
Referenced by ReplacementHeap< T, Compare >::addRun(), ReplacementHeapBlock< T, Compare >::addRun(), D_clip_to_map(), D_erase(), G_drand48(), G_lrand48(), G_mrand48(), G_setup_plot(), GS_get_val_at_xy(), GS_write_ppm(), GS_write_zoom(), gsd_color_func(), gsd_getimage(), Gvl_get_color_for_value(), gvld_isosurf(), I_iclass_add_signature(), IL_crstg(), N_callback_gwflow_2d(), PNG_Set_window(), psinv(), RTreeAllocRect(), RTreeNullRect(), RTreeRectVolume(), and im_buffer< T >::sort().
◆ t
| double t |
Definition at line 39 of file r_raster.c.
Referenced by Cdhc_dmax_exp(), D_clip_to_map(), D_erase(), DGL_DEL_NODE_INEDGE_FUNC(), DGL_DEL_NODE_OUTEDGE_FUNC(), dig_prune(), dig_Rd_spidx_head(), dig_read_cidx_head(), dig_Wr_spidx_head(), dig_write_cidx_head(), G_setup_plot(), G_srand48_auto(), GS_set_twist(), gsd_getimage(), kdtree_create(), Nviz_del_texture(), PNG_Set_window(), RayCvxPolyhedronInt(), sort_intersection_list(), and Vect_net_ttb_shortest_path().
