1 files changed, 69 insertions, 0 deletions
diff --git a/src/box3d-context.h b/src/box3d-context.h
new file mode 100644
index 000000000..bf1d0e5ab
--- /dev/null
+++ b/src/box3d-context.h
@@ -0,0 +1,69 @@
+#ifndef __SP_3DBOX_CONTEXT_H__
+#define __SP_3DBOX_CONTEXT_H__
+
+/*
+ * 3D box drawing context
+ *
+ * Author:
+ *   Lauris Kaplinski <lauris@kaplinski.com>
+ *
+ * Copyright (C) 2000 Lauris Kaplinski
+ * Copyright (C) 2000-2001 Ximian, Inc.
+ * Copyright (C) 2002 Lauris Kaplinski
+ * Copyright (C) 2007 Maximilian Albert <Anhalter42@gmx.de>
+ *
+ * Released under GNU GPL
+ */
+
+#include <sigc++/sigc++.h>
+#include "event-context.h"
+#include "perspective3d.h"
+
+struct SPKnotHolder;
+
+#define SP_TYPE_3DBOX_CONTEXT            (sp_3dbox_context_get_type ())
+#define SP_3DBOX_CONTEXT(obj)            (GTK_CHECK_CAST ((obj), SP_TYPE_3DBOX_CONTEXT, SP3DBoxContext))
+#define SP_3DBOX_CONTEXT_CLASS(klass)    (GTK_CHECK_CLASS_CAST ((klass), SP_TYPE_3DBOX_CONTEXT, SP3DBoxContextClass))
+#define SP_IS_3DBOX_CONTEXT(obj)         (GTK_CHECK_TYPE ((obj), SP_TYPE_3DBOX_CONTEXT))
+#define SP_IS_3DBOX_CONTEXT_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), SP_TYPE_3DBOX_CONTEXT))
+
+class SP3DBoxContext;
+class SP3DBoxContextClass;
+
+struct SP3DBoxContext : public SPEventContext {
+	SPItem *item;
+	NR::Point center;
+
+  	gdouble rx;	/* roundness radius (x direction) */
+  	gdouble ry;	/* roundness radius (y direction) */
+
+    /**
+     * save three corners while dragging:
+     * 1) the starting point (already done by the event_context)
+     * 2) drag_ptB --> the opposite corner of the front face (before pressing shift)
+     * 3) drag_ptC --> the "extruded corner" (which coincides with the mouse pointer location
+     *    if we are ctrl-dragging but is constrained to the perspective line from drag_ptC
+     *    to the vanishing point Y otherwise)
+     */
+    NR::Point drag_origin;
+    NR::Point drag_ptB;
+    NR::Point drag_ptC;
+    bool ctrl_dragged; /* whether we are ctrl-dragging */
+    bool extruded; /* whether shift-dragging already occured (i.e. the box is already extruded) */
+
+    static Box3D::Perspective3D *current_perspective;
+
+	sigc::connection sel_changed_connection;
+
+	Inkscape::MessageContext *_message_context;
+};
+
+struct SP3DBoxContextClass {
+	SPEventContextClass parent_class;
+};
+
+/* Standard Gtk function */
+
+GtkType sp_3dbox_context_get_type (void);
+
+#endif