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Annotation of researchv10dc/630/man/src/p_man/man3/rectf.3r, revision 1.1.1.1

1.1       root        1: .ds ZZ DEVELOPMENT PACKAGE
                      2: .TH RECTF 3R "630 MTG"
                      3: .XE "rectf()"
                      4: .SH NAME  
                      5: rectf \- perform function on Rectangle in Bitmap
                      6: .SH SYNOPSIS
                      7: .B #include <dmd.h>
                      8: .sp
                      9: .B void rectf (b, r, f) 
                     10: .br
                     11: .B Bitmap \(**b;
                     12: .br 
                     13: .B Rectangle r; 
                     14: .br
                     15: .B Code f;
                     16: .SH DESCRIPTION
                     17: The
                     18: .I rectf
                     19: function
                     20: performs the action specified by the function Code
                     21: .I f
                     22: on the Rectangle
                     23: .I r
                     24: within the Bitmap
                     25: .I \(**b.
                     26: .SH EXAMPLE
                     27: The following routine will ``doodle'' on the screen using a Rectangle.
                     28: .PP
                     29: .RS 3
                     30: .nf
                     31: .ft CM
                     32: #include <dmd.h>
                     33: 
                     34: int request();
                     35: int wait();
                     36: Point add();
                     37: void rectf();
                     38: 
                     39: main()
                     40: {
                     41:     Rectangle r;
                     42:     Point s;
                     43: 
                     44:     s.x = 16;
                     45:     s.y = 16;
                     46:     request (MOUSE);
                     47:     for (wait(MOUSE); !button3();
                     48:       wait(MOUSE)){
                     49:         r.origin = mouse.jxy;
                     50:         r.corner = add (r.origin, s);
                     51:         if( button1() )
                     52:             rectf (&display, r, F_STORE);
                     53:         if( button2() )
                     54:             rectf (&display, r, F_CLR);
                     55:     }
                     56: }
                     57: .ft R
                     58: .fi
                     59: .RE
                     60: .SH SEE ALSO
                     61: jrectf(3R), structures(3R).
                     62: .RE

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