//
// Copyright (c) 1997 by the University of Southern California
// All rights reserved.
//
// Permission to use, copy, modify, and distribute this software and its
// documentation in source and binary forms for non-commercial purposes
// and without fee is hereby granted, provided that the above copyright
// notice appear in all copies and that both the copyright notice and
// this permission notice appear in supporting documentation. and that
// any documentation, advertising materials, and other materials related
// to such distribution and use acknowledge that the software was
// developed by the University of Southern California, Information
// Sciences Institute.  The name of the University may not be used to
// endorse or promote products derived from this software without
// specific prior written permission.
//
// THE UNIVERSITY OF SOUTHERN CALIFORNIA makes no representations about
// the suitability of this software for any purpose.  THIS SOFTWARE IS
// PROVIDED "AS IS" AND WITHOUT ANY EXPRESS OR IMPLIED WARRANTIES,
// INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
//
// Other copyrights might apply to parts of this software and are so
// noted when applicable.
//
// $Header: /cvsroot/nsnam/nam-1/editview.h,v 1.18 2003/10/11 22:56:49 xuanc Exp $

#ifndef nam_EditView_h
#define nam_EditView_h

extern "C" {
#include <tcl.h>
#include <tk.h>
}

#include "tkcompat.h"
#include "enetmodel.h"
#include "transform.h"
#include "view.h"
#include "netview.h"
#include "bbox.h"
#include "tag.h"
#include "trafficsource.h"

class NetModel;
struct TraceEvent;
class Tcl;
class Paint;

class EditView : public NetView {
public:
	EditView(const char* name, NetModel *m);
 	EditView(const char* name, NetModel *m, int height, int width);
	virtual ~EditView();

	static int command(ClientData, Tcl_Interp*, int argc, CONST84 char **argv);
	static void DeleteCmdProc(ClientData);

	virtual void draw();
	virtual void draw(double current_time);
	virtual void render();
	virtual void BoundingBox(BBox &bb);
	virtual void getWorldBox(BBox & world_boundary);

	int cmdSetPoint(float, float, int);
	int cmdMoveTo(float, float);
	int cmdReleasePoint(float, float);
	int cmdRemoveSel(float, float);
	int cmdaddNode(float, float);
	int cmdaddLink(float, float);
	int cmdaddAgent(float, float, const char*);
	int showAgentLink(float cx, float cy);
	int cmdaddAgentLinker(float, float);
	int cmdaddTrafficSource(float cx, float cy, const char * type);
	int cmdaddLossModel(float cx, float cy, const char * type);
	int cmdgetObjectInformation(float cx, float cy);
	int cmdgetObjProperty(float cx, float cy);
	int cmdgetObjectProperties(float cx, float cy, const char * type);
	int cmdsetNodeProperty(int id, 
			       const char * value, const char * variable);
	int cmdsetAgentProperty(int id, 
				const char * value, const char * variable);
	int cmdsetLinkProperty(int sid, int did,
	                       const char * value, const char * variable);
	int cmdsetTrafficSourceProperty(int id, const char * value, const char * variable);
	int cmdsetLossModelProperty(int id, const char * value, const char * variable);
	int cmdDeleteObj(float, float);

	void moveNode(Node *n) const {
		model_->moveNode(n);
	}

	virtual void line(float x0, float y0, float x1, float y1, int color);
	virtual void rect(float x0, float y0, float x1, float y1, int color);
	virtual void polygon(const float* x, const float* y, int n, int color);
	virtual void fill(const float* x, const float* y, int n, int color);
	virtual void circle(float x, float y, float r, int color);
	virtual void string(float fx, float fy, float dim, const char* s, int anchor);
	void view_mode() {
		defTag_->remove();
		draw();
	}

protected:
	// xor-draw rectangle
	void xrect(float x0, float y0, float x1, float y1, GC gc);
	void xline(float x0, float y0, float x1, float y1, GC gc);

	enum EditType { START_RUBBERBAND, MOVE_RUBBERBAND, END_RUBBERBAND,
			START_OBJECT, MOVE_OBJECT, END_OBJECT, NONE,
			START_LINK, MOVE_LINK, END_LINK };

	inline void startRubberBand(float cx, float cy); 

	inline void startSetObject(Animation *p, float cx, float cy);

	// Grouping/interactive stuff
	Tag * defTag_;  // This is a tag object that is used for adding
	                // animation object into a selection group so that
	                // they can be moved together
                
	Animation * curObj_;
	float cx_, cy_; 	// current point
	EditType editing_stage_;	// current selection type
	BBox rb_;		// rubber band rectangle
	float oldx_, oldy_;	// old rubber band position, used for erasion
	float link_start_x_, link_start_y_;       // link origin
	float link_end_x_, link_end_y_;           // link destination
};

#endif