mirror of
https://github.com/MidnightCommander/mc
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46 lines
1.4 KiB
C
46 lines
1.4 KiB
C
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/** \file rect.h
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* \brief Header: rectangular class
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*/
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#ifndef MC__WIDGET_RECT_H
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#define MC__WIDGET_RECT_H
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/*** typedefs (not structures) and defined constants *********************************************/
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#define RECT(x) ((WRect *)(x))
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#define CONST_RECT(x) ((const WRect *)(x))
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/*** enums ***************************************************************************************/
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/*** structures declarations (and typedefs of structures) ****************************************/
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struct WRect;
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typedef struct WRect WRect;
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struct WRect
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{
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int y;
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int x;
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int lines;
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int cols;
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};
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/*** global variables defined in .c file *********************************************************/
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/*** declarations of public functions ************************************************************/
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WRect *rect_new (int y, int x, int lines, int cols);
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void rect_init (WRect * r, int y, int x, int lines, int cols);
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void rect_move (WRect * r, int dy, int dx);
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void rect_resize (WRect * r, int dl, int dc);
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void rect_grow (WRect * r, int dl, int dc);
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void rect_intersect (WRect * r, const WRect * r1);
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void rect_union (WRect * r, const WRect * r1);
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gboolean rects_are_overlapped (const WRect * r1, const WRect * r2);
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gboolean rects_are_equal (const WRect * r1, const WRect * r2);
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/*** inline functions ****************************************************************************/
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#endif /* MC__WIDGET_RECT_H */
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