1 files changed, 68 insertions, 0 deletions
diff --git a/src/ink.h b/src/ink.h
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+/*
+ * 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 */