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INTERVIE
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RUBLINE.H
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C/C++ Source or Header
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1980-01-03
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3KB
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104 lines
/*
* Copyright (c) 1987, 1988, 1989 Stanford University
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided
* that the above copyright notice appear in all copies and that both that
* copyright notice and this permission notice appear in supporting
* documentation, and that the name of Stanford not be used in advertising or
* publicity pertaining to distribution of the software without specific,
* written prior permission. Stanford makes no representations about
* the suitability of this software for any purpose. It is provided "as is"
* without express or implied warranty.
*
* STANFORD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS.
* IN NO EVENT SHALL STANFORD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
* OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
* WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/*
* Rubberbanding for simple lines.
*/
#ifndef rubline_h
#define rubline_h
#include <InterViews/rubband.h>
class RubberLine : public Rubberband {
public:
RubberLine(
Painter*, Canvas*, Coord x0, Coord y0, Coord x1, Coord y1,
Coord offx = 0, Coord offy = 0
);
virtual void GetOriginal(Coord& x0, Coord& y0, Coord& x1, Coord& y1);
virtual void GetCurrent(Coord& x0, Coord& y0, Coord& x1, Coord& y1);
virtual void Draw();
protected:
Coord fixedx, fixedy;
Coord movingx, movingy;
};
class RubberAxis : public RubberLine {
public:
RubberAxis(
Painter*, Canvas*, Coord x0, Coord y0, Coord x1, Coord y1,
Coord offx = 0, Coord offy = 0
);
virtual void GetCurrent(Coord& x0, Coord& y0, Coord& x1, Coord& y1);
};
class SlidingLine : public RubberLine {
public:
SlidingLine(
Painter*, Canvas*, Coord x0, Coord y0, Coord x1, Coord y1,
Coord rfx, Coord rfy, Coord offx = 0, Coord offy = 0
);
virtual void GetCurrent(Coord& x0, Coord& y0, Coord& x1, Coord& y1);
protected:
Coord refx;
Coord refy;
};
class ScalingLine : public RubberLine {
public:
ScalingLine(
Painter*, Canvas*, Coord x0, Coord y0, Coord x1, Coord y1,
Coord cx, Coord cy, Coord offx = 0, Coord offy = 0
);
virtual void GetCurrent(Coord& x0, Coord& y0, Coord& x1, Coord& y1);
float CurrentScaling();
protected:
Coord centerx, centery;
int width, height;
};
class RotatingLine : public RubberLine {
public:
RotatingLine(
Painter*, Canvas*, Coord x0, Coord y0, Coord x1, Coord y1,
Coord cx, Coord cy, Coord rfx, Coord rfy,
Coord offx = 0, Coord offy = 0
);
virtual void GetCurrent(Coord& x0, Coord& y0, Coord& x1, Coord& y1);
float OriginalAngle();
float CurrentAngle();
protected:
void Transform (
Coord& x, Coord& y,
double a0, double a1, double b0, double b1, double c0, double c1
);
protected:
Coord centerx, centery, refx, refy;
};
#endif