drop.h
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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