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- /**
- ** FAKECLIP.H
- **
- ** Copyright (C) 1992, Csaba Biegl
- ** 820 Stirrup Dr, Nashville, TN, 37221
- ** csaba@vuse.vanderbilt.edu
- **
- ** This file is distributed under the terms listed in the document
- ** "copying.cb", available from the author at the address above.
- ** A copy of "copying.cb" should accompany this file; if not, a copy
- ** should be available from where this file was obtained. This file
- ** may not be distributed without a verbatim copy of "copying.cb".
- ** You should also have received a copy of the GNU General Public
- ** License along with this program (it is in the file "copying");
- ** if not, write to the Free Software Foundation, Inc., 675 Mass Ave,
- ** Cambridge, MA 02139, USA.
- **
- ** This program is distributed in the hope that it will be useful,
- ** but WITHOUT ANY WARRANTY; without even the implied warranty of
- ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- ** GNU General Public License for more details.
- **/
-
- #ifndef _CLIPPING_H_
- #define _CLIPPING_H_
-
- #define INSIDE 0
- #define CLIPPED 1
- #define OUTSIDE 2
-
- #ifndef WHEN_CLIPPED
- #define WHEN_CLIPPED
- #endif
-
- #ifndef WHEN_OUTSIDE
- #define WHEN_OUTSIDE
- #endif
-
- #define CLIPDOT(c,xx,yy)
-
- #define CLIPDOTTOCONTEXT(c,xx,yy)
-
- #define CLIPHLINE(c,x1,x2,yy) { \
- if(x1 > x2) EXCHG(x1,x2); \
- }
-
- #define CLIPVLINE(c,xx,y1,y2) { \
- if(y1 > y2) EXCHG(y1,y2); \
- }
-
- #define CLIPBOX(c,x1,y1,x2,y2) { \
- if(x1 > x2) EXCHG(x1,x2); \
- if(y1 > y2) EXCHG(y1,y2); \
- }
-
- #define CLIPSORTEDBOX(c,x1,y1,x2,y2)
-
- #define CLIPBOXTOCONTEXT(c,x1,y1,x2,y2) { \
- if(x1 > x2) EXCHG(x1,x2); \
- if(y1 > y2) EXCHG(y1,y2); \
- }
-
- #define CLIPLINE(c,x1,y1,x2,y2) { \
- if(x1 > x2) { EXCHG(x1,x2); EXCHG(y1,y2); } \
- }
-
- #undef MOUSE_FLAG
- #undef MOUSE_BLOCK
- #undef MOUSE_UNBLOCK
-
- #define MOUSE_FLAG
- #define MOUSE_BLOCK(cxt,x1,y1,x2,y2)
- #define MOUSE_UNBLOCK()
-
-
- #define GrPlot GrPlotNC
- #define GrLine GrLineNC
- #define GrHLine GrHLineNC
- #define GrVLine GrVLineNC
- #define GrBox GrBoxNC
- #define GrFilledBox GrFilledBoxNC
- #define GrFramedBox GrFramedBoxNC
- #define GrPixel GrPixelNC
-
- #endif /* whole file */
-