diff -r 6783e13bb05d -r f688a9913724 xlinkobj.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/xlinkobj.h	Mon Apr 18 06:17:00 2005 +0000
@@ -0,0 +1,45 @@
+#ifndef XLINKOBJ_H
+#define XLINKOBJ_H
+
+#include "linkablemapobj.h"
+
+enum XLinkState {undefinedXLink,initXLink,activeXLink,deleteXLink};
+
+/////////////////////////////////////////////////////////////////////////////
+class XLinkObj:public MapObj {
+public:
+    XLinkObj ();
+    XLinkObj (QCanvas*);
+    ~XLinkObj ();
+    virtual void init ();
+    virtual void copy (XLinkObj*);
+	void setBegin (BranchObj*);
+	void setEnd   (BranchObj*);
+	void setEnd   (QPoint);
+	void setColor(QColor);
+	bool activate ();			// Sets pointers in branchObjects
+	void deactivate();			// removes those pointers
+	bool isUsed();				// true, if at least on branch uses it
+	void updateXLink();
+	BranchObj* otherBranch (BranchObj*);
+	void positionBBox();
+	void calcBBoxSize();
+	void setVisibility (bool);
+	void setVisibility ();
+	QString saveToDir ();
+
+private:
+	static int arrowSize;
+	static QColor defXLinkColor;
+	QColor xLinkColor;
+	QCanvasLine *line;
+	QCanvasPolygon *poly;
+	BranchObj *beginBranch;
+	BranchObj *endBranch;
+	BranchObj *visBranch;	// the "visible" part of a partially scrolled link
+	XLinkState xLinkState;	// init during drawing or active
+	QPoint beginPos;
+	QPoint   endPos;
+};
+
+#endif