libs/fvwmrect.h

   1 /* -*-c-*- */
   2 /* Copyright (C) 2001  Dominik Vogt */
   3
   4 #ifndef FVWMRECT_H
   5 #define FVWMRECT_H
   6
   7 /* ---------------------------- included header files ---------------------- */
   8
   9 /* ---------------------------- global definitions ------------------------- */
  10
  11 /* ---------------------------- global macros ------------------------------ */
  12
  13 /* ---------------------------- type definitions --------------------------- */
  14
  15 typedef struct
  16 {
  17         int x;
  18         int y;
  19         int width;
  20         int height;
  21 } rectangle;
  22
  23 typedef struct
  24 {
  25         int x;
  26         int y;
  27 } position;
  28
  29 typedef struct
  30 {
  31         int width;
  32         int height;
  33 } size_rect;
  34
  35 typedef struct
  36 {
  37         size_rect top_left;
  38         size_rect bottom_right;
  39         size_rect total_size;
  40 } size_borders;
  41
  42 /* ---------------------------- exported variables (globals) --------------- */
  43
  44 /* ---------------------------- interface functions ------------------------ */
  45
  46 /* Returns 1 if the given rectangles intersect and 0 otherwise */
  47 int fvwmrect_do_rectangles_intersect(rectangle *r, rectangle *s);
  48 /* Subtracts the values in s2_ from the ones in s1_g and stores the result in
  49  * diff_g. */
  50 void fvwmrect_subtract_rectangles(
  51         rectangle *rdiff, rectangle *r1, rectangle *r2);
  52 /* Returns 1 is the rectangles are identical and 0 if not */
  53 int fvwmrect_rectangles_equal(
  54         rectangle *r1, rectangle *r2);
  55 int fvwmrect_move_into_rectangle(
  56         rectangle *move_rec, rectangle *target_rec);
  57 int fvwmrect_intersect_xrectangles(
  58         XRectangle *r1, XRectangle *r2);
  59
  60 #endif /* FVWMRECT_H */