diff options
author | Thomas White <taw@bitwiz.org.uk> | 2009-07-17 12:46:27 +0100 |
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committer | Thomas White <taw@bitwiz.org.uk> | 2009-07-17 12:46:27 +0100 |
commit | 9ae0abe3414ea26f83fe3e01a37c3cd4819a82b9 (patch) | |
tree | d9e87a4b4bc035132a7e93b71c97ba90f257faec /src/ink.h |
Initial import
Diffstat (limited to 'src/ink.h')
-rw-r--r-- | src/ink.h | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/src/ink.h b/src/ink.h new file mode 100644 index 0000000..4842b9a --- /dev/null +++ b/src/ink.h @@ -0,0 +1,68 @@ +/* + * ink.h + * + * Routines for handling Ink + * + * (c) 2002-2005 Thomas White <taw27@srcf.ucam.org> + * Part of TuxMessenger - GTK+-based MSN Messenger client + * + * This package 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 dated June, 1991. + * + * This package 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 package; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA + * 02111-1307, USA. + * + */ + +#ifndef INK_H +#define INK_H + +typedef struct stru_inkpoint { + + struct stru_inkpoint *next; /* Next point in linked list */ + + double x; + double y; + + struct stru_inkpoint *prev; /* Previous point in linked list */ + +} InkPoint; + +typedef struct stru_inkstroke { + + struct stru_inkstroke *next; /* Next stroke in linked list */ + InkPoint *points; /* Linked list of points. */ + + InkPoint *last_point; /* Last point in list (saves rescanning) */ + +} InkStroke; + +/* Opaque! */ +typedef struct { + + InkStroke *strokes; /* Linked list of strokes */ + + InkStroke *last_stroke; /* Last stroke in list (saves rescanning) */ + +} Ink; + +extern Ink *ink_new(); +extern Ink *ink_new_from_isf(const char *isf); +extern void ink_destroy(Ink *ink); + +extern InkStroke *ink_stroke_new(Ink *ink); +extern InkStroke *ink_stroke_get_last(Ink *ink); + +extern InkPoint *ink_point_add(InkStroke *stroke, double x, double y); +extern InkPoint *ink_point_get_last(InkStroke *stroke); +extern InkPoint *ink_point_get_previous(InkPoint *point); + +#endif /* INK_H */ |