diff options
Diffstat (limited to 'src/Fl_Font.H')
| -rw-r--r-- | src/Fl_Font.H | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/src/Fl_Font.H b/src/Fl_Font.H new file mode 100644 index 000000000..5296b9e2e --- /dev/null +++ b/src/Fl_Font.H @@ -0,0 +1,63 @@ +// Fl_Font.H + +// Two internal fltk data structures: + +// Fl_Fontdesc: an entry into the fl_font() table. This entry may contain +// several "fonts" according to the system, for instance under X all the +// sizes are different X fonts, but only one fl_font. + +// Fl_XFont: a structure for an actual system font, with junk to help +// choose it and info on character sizes. Each Fl_Font has a linked +// list of these. These are created the first time each system font +// is used. + +#ifndef FL_FONT_ +#define FL_FONT_ + +class Fl_XFont { +public: + Fl_XFont *next; // linked list of sizes of this style +#ifndef WIN32 + XFontStruct* font; // X font information, 0 for display list + XCharStruct* per_char;// modified from XFontStruct to have 0x20-0xff in it + XCharStruct* free_this; // pointer saved for delete[] + Fl_XFont(const char*, int); +#else + HFONT fid; + int width[256]; + TEXTMETRIC metr; + Fl_XFont(const char*, int, int); +#endif + int number; // which slot in FL's font table + int minsize; // smallest point size that should use this + int maxsize; // largest point size that should use this +#if HAVE_GL + unsigned int listbase;// base of display list, 0 = none +#endif + ~Fl_XFont(); +}; + +extern Fl_XFont *fl_current_xfont; +extern Fl_XFont *fl_fixed_xfont; + +struct Fl_Fontdesc { + const char *name; + Fl_XFont *first; // linked list of sizes of this style +#ifndef WIN32 + char **xlist; // matched X font names + int n; // size of xlist, negative = don't free xlist! +#endif +}; + +extern Fl_Fontdesc *fl_fonts; // the table + +#ifndef WIN32 +// functions for parsing X font names: +const char* fl_font_word(const char *p, int n); +char *fl_find_fontsize(char *name); +#endif + +void fl_draw(const char *, int x, int y, int w, int h, Fl_Align, + void (*callthis)(const char *, int n, int x, int y)); + +#endif |
