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/*
* Copyright (c) 1991,1993 Regents of the University of California.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the Computer Systems
* Engineering Group at Lawrence Berkeley Laboratory.
* 4. Neither the name of the University nor of the Laboratory may be used
* to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#) $Header: /cvsroot/nsnam/nam-1/drop.h,v 1.9 2001/04/18 00:14:15 mehringe Exp $ (LBL)
*/
#ifndef nam_drop_h
#define nam_drop_h
#include "animation.h"
#define MAX_DROP_TIME 0.1 // Maxiumum amount of time a packet should
// be animated droping off the screen in seconds
class View;
class Monitor;
// Used to show the animation of a packet drop
class Drop : public Animation {
public:
Drop(float x, float y, float bot, float sz, double now,
long offset, const PacketAttr&);
~Drop();
virtual void draw(View*, double);
virtual void update(double);
virtual void update_bb();
virtual void reset(double);
virtual int inside(double now, float px, float py) const;
virtual const char* info() const;
virtual const char* getname() const;
void monitor(Monitor *m, double now, char *result, int len);
MonState *monitor_state();
private:
inline double CurPos(double now) const;
float x_, y_, bottom_; // initial position of dropped packet
float psize_; // size of drawable object (a side)
double start_; // time packet was dropped
PacketAttr pkt_;
int rotation_; // rotation state (not critical)
float curPos_;
};
#endif
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