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Diffstat (limited to 'frontends/atari/plot/fontplot.c')
-rw-r--r-- | frontends/atari/plot/fontplot.c | 132 |
1 files changed, 132 insertions, 0 deletions
diff --git a/frontends/atari/plot/fontplot.c b/frontends/atari/plot/fontplot.c new file mode 100644 index 000000000..9f0edd9a4 --- /dev/null +++ b/frontends/atari/plot/fontplot.c @@ -0,0 +1,132 @@ +/* + * Copyright 2010 Ole Loots <ole@monochrom.net> + * + * This file is part of NetSurf, http://www.netsurf-browser.org/ + * + * NetSurf is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * NetSurf is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include <stdbool.h> +#include <assert.h> +#include <stdlib.h> +#include <mt_gem.h> + +#include "desktop/mouse.h" +#include "desktop/plot_style.h" + +#include "atari/bitmap.h" +#include "atari/plot/fontplot.h" + +const struct s_font_driver_table_entry font_driver_table[] = +{ +#ifdef WITH_VDI_FONT_DRIVER + {"vdi", ctor_font_plotter_vdi, 0}, +#endif +#ifdef WITH_FREETYPE_FONT_DRIVER + {"freetype", ctor_font_plotter_freetype, 0}, +#endif +#ifdef WITH_INTERNAL_FONT_DRIVER + {"internal", ctor_font_plotter_internal, 0}, +#endif + {(char*)NULL, NULL, 0} +}; + +void dump_font_drivers(void) +{ + int i = 0; + while( font_driver_table[i].name != NULL ) { + printf("%s -> flags: %d\n", font_driver_table[i].name, + font_driver_table[i].flags); + i++; + } +} + + +/** + * Create an new text plotter object. + * + * Available: "vdi", "freetype", "internal" + * + * \param vdihandle the vdi handle to act upon, + * \param name selector ID (string) of the font plotter. + * \param flags configration flags of the plotter, available flags: + * FONTPLOT_FLAG_MONOGLYPH - Enable 1 bit font plotting + * \param error set to != 0 when errors occur + * \return the new font plotter instance on success, or NULL on failure. + */ +FONT_PLOTTER new_font_plotter(int vdihandle, char * name, unsigned long flags, + int * error) +{ + int i=0; + int res = 0-ERR_PLOTTER_NOT_AVAILABLE; + FONT_PLOTTER fplotter = NULL; + + /* set the default error code: */ + *error = 0-ERR_PLOTTER_NOT_AVAILABLE; + + + /* Find the selector string in the font plotter table, */ + /* and bail out when the font plotter is not available: */ + for (i = 0; font_driver_table[i].name != NULL; i++) { + + /* found selector in driver table? */ + if (strcmp(name, font_driver_table[i].name) == 0) { + + /* allocate the font plotter instance: */ + fplotter = (FONT_PLOTTER)malloc(sizeof(struct s_font_plotter)); + if (fplotter == NULL) { + *error = 0-ERR_NO_MEM; + return(NULL); + } + + /* Initialize the font plotter with the requested settings: */ + memset( fplotter, 0, sizeof(FONT_PLOTTER)); + fplotter->vdi_handle = vdihandle; + fplotter->name = name; + fplotter->flags = 0; + fplotter->flags |= flags; + + /* Execute the constructor: */ + assert(font_driver_table[i].ctor); + res = font_driver_table[i].ctor(fplotter); + + /* success? */ + if (res < 0) { + /* NO success! */ + free(fplotter); + *error = res; + return(NULL); + } + *error = 0; + break; + } + } + + return(fplotter); +} + +/* + Free an font plotter +*/ +int delete_font_plotter(FONT_PLOTTER p) +{ + if (p) { + p->dtor(p); + free(p); + p = NULL; + } + else + return(-1); + return(0); +} + |