134 lines
3.7 KiB
C
134 lines
3.7 KiB
C
/*
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fonts.h
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*/
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#ifndef FONTS_H
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#define FONTS_H
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// plan to rip this out as soon as it is considered stable
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//#define THREADED_FONTS
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#define FORKED_FONTS
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#ifdef WIN32
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#undef FORKED_FONTS
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#endif
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#include "SDL.h"
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#include "SDL_ttf.h"
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#include "compiler.h"
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#ifndef FORKED_FONTS
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#include "SDL_thread.h"
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#include "SDL_mutex.h"
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#else
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/* This shouldn't really be here :-)
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* Move into 'fonts.c' and the code in 'tuxpaint.c'
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* that uses this lot should be put into 'fonts.c' as well.
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*/
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#define SDL_CreateThread(fn,vp) (void*)(long)(fn(vp))
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#define SDL_WaitThread(tid,rcp) do{(void)tid;(void)rcp;}while(0)
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#define SDL_Thread int
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#define SDL_mutex int
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#define SDL_CreateMutex() 0 // creates in released state
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#define SDL_DestroyMutex(lock)
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#define SDL_mutexP(lock) // take lock
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#define SDL_mutexV(lock) // release lock
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#endif
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extern SDL_Thread *font_thread;
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extern volatile long font_thread_done, font_thread_aborted;
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extern volatile long waiting_for_fonts;
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extern int font_scanner_pid;
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extern int font_socket_fd;
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extern int no_system_fonts;
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extern int was_bad_font;
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TTF_Font *BUGFIX_TTF_OpenFont206(const char * const file, int ptsize);
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#define TTF_OpenFont BUGFIX_TTF_OpenFont206
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TTF_Font *try_alternate_font(int size);
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TTF_Font *load_locale_font(TTF_Font *fallback, int size);
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int load_user_fonts(SDL_Surface * screen, void *vp);
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#ifdef FORKED_FONTS
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void reliable_write(int fd, const void *buf, size_t count);
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void reliable_read(int fd, void *buf, size_t count);
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void run_font_scanner(SDL_Surface * screen);
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void receive_some_font_info(SDL_Surface * screen);
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#endif
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//////////////////////////////////////////////////////////////////////
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// font stuff
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// example from a Debian box with MS fonts:
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// start with 232 files
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// remove "Cursor", "Webdings", "Dingbats", "Standard Symbols L"
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// split "Condensed" faces out into own family
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// group by family
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// end up with 34 user choices
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extern int text_state;
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extern unsigned text_size;
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// nice progression (alternating 33% and 25%) 9 12 18 24 36 48 72 96 144 192
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// commonly hinted sizes seem to be: 9, 10, 12, 14, 18, 20 (less so), 24
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// reasonable: 9,12,18... and 10,14,18...
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static int text_sizes[] = {9, 12, 18, 24, 36, 48,
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56, 64, 96, 112, 128, 160}; // point sizes
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#define MIN_TEXT_SIZE 0u
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#define MAX_TEXT_SIZE (sizeof text_sizes / sizeof text_sizes[0] - 1)
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// for sorting through the font files at startup
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typedef struct style_info {
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char *filename;
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char *directory;
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char *family; // name like "FooCorp Thunderstruck"
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char *style; // junk like "Oblique Demi-Bold"
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int italic;
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int boldness;
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int score;
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int truetype; // Is it? (TrueType gets priority)
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} style_info;
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// user's notion of a font
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typedef struct family_info {
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char *directory;
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char *family;
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char *filename[4];
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TTF_Font *handle;
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int score;
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} family_info;
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extern TTF_Font * medium_font, * small_font, * large_font, * locale_font;
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extern family_info **user_font_families;
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extern int num_font_families;
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extern int num_font_families_max;
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extern style_info **user_font_styles;
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extern int num_font_styles;
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extern int num_font_styles_max;
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int compar_fontgroup(const void *v1, const void *v2);
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int compar_fontkiller(const void *v1, const void *v2);
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int compar_fontscore(const void *v1, const void *v2);
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void parse_font_style(style_info *si);
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void groupfonts_range(style_info **base, int count);
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void dupe_markdown_range(family_info **base, int count);
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void groupfonts(void);
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TTF_Font *getfonthandle(int desire);
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void loadfonts(SDL_Surface * screen, const char * const dir);
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int do_surfcmp(const SDL_Surface *const *const v1, const SDL_Surface *const *const v2);
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int surfcmp(const void *s1, const void *s2);
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int charset_works(TTF_Font *font, const char *s);
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#endif
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