| 1 | /* |
| 2 | * Header file for gtkfont.c. Has to be separate from unix.h |
| 3 | * because it depends on GTK data types, hence can't be included |
| 4 | * from cross-platform code (which doesn't go near GTK). |
| 5 | */ |
| 6 | |
| 7 | #ifndef PUTTY_GTKFONT_H |
| 8 | #define PUTTY_GTKFONT_H |
| 9 | |
| 10 | /* |
| 11 | * Exports from gtkfont.c. |
| 12 | */ |
| 13 | struct unifont_vtable; /* contents internal to gtkfont.c */ |
| 14 | typedef struct unifont { |
| 15 | const struct unifont_vtable *vt; |
| 16 | /* |
| 17 | * `Non-static data members' of the `class', accessible to |
| 18 | * external code. |
| 19 | */ |
| 20 | |
| 21 | /* |
| 22 | * public_charset is the charset used when the user asks for |
| 23 | * `Use font encoding'. |
| 24 | */ |
| 25 | int public_charset; |
| 26 | |
| 27 | /* |
| 28 | * Font dimensions needed by clients. |
| 29 | */ |
| 30 | int width, height, ascent, descent; |
| 31 | |
| 32 | /* |
| 33 | * Indicates whether this font is capable of handling all glyphs |
| 34 | * (Pango fonts can do this because Pango automatically supplies |
| 35 | * missing glyphs from other fonts), or whether it would like a |
| 36 | * fallback font to cope with missing glyphs. |
| 37 | */ |
| 38 | int want_fallback; |
| 39 | } unifont; |
| 40 | |
| 41 | unifont *unifont_create(GtkWidget *widget, const char *name, |
| 42 | int wide, int bold, |
| 43 | int shadowoffset, int shadowalways); |
| 44 | void unifont_destroy(unifont *font); |
| 45 | void unifont_draw_text(GdkDrawable *target, GdkGC *gc, unifont *font, |
| 46 | int x, int y, const wchar_t *string, int len, |
| 47 | int wide, int bold, int cellwidth); |
| 48 | |
| 49 | /* |
| 50 | * This function behaves exactly like the low-level unifont_create, |
| 51 | * except that as well as the requested font it also allocates (if |
| 52 | * necessary) a fallback font for filling in replacement glyphs. |
| 53 | * |
| 54 | * Return value is usable with unifont_destroy and unifont_draw_text |
| 55 | * as if it were an ordinary unifont. |
| 56 | */ |
| 57 | unifont *multifont_create(GtkWidget *widget, const char *name, |
| 58 | int wide, int bold, |
| 59 | int shadowoffset, int shadowalways); |
| 60 | |
| 61 | /* |
| 62 | * Unified font selector dialog. I can't be bothered to do a |
| 63 | * proper GTK subclassing today, so this will just be an ordinary |
| 64 | * data structure with some useful members. |
| 65 | * |
| 66 | * (Of course, these aren't the only members; this structure is |
| 67 | * contained within a bigger one which holds data visible only to |
| 68 | * the implementation.) |
| 69 | */ |
| 70 | typedef struct unifontsel { |
| 71 | void *user_data; /* settable by the user */ |
| 72 | GtkWindow *window; |
| 73 | GtkWidget *ok_button, *cancel_button; |
| 74 | } unifontsel; |
| 75 | |
| 76 | unifontsel *unifontsel_new(const char *wintitle); |
| 77 | void unifontsel_destroy(unifontsel *fontsel); |
| 78 | void unifontsel_set_name(unifontsel *fontsel, const char *fontname); |
| 79 | char *unifontsel_get_name(unifontsel *fontsel); |
| 80 | |
| 81 | #endif /* PUTTY_GTKFONT_H */ |