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/* The following set of definitions comprise the interface to pscreen
* in display.c.
*/
#ifndef PSCREEN_H
#define PSCREEN_H 1
extern VIDEO **vscreen; /* Virtual screen. */
extern VIDEO **pscreen; /* Physical screen. */
#define IS_DIRTY_LINE(r) (pscreen[(r)]->v_flag & VFCHG)
#define IS_DIRTY(r,c) (pscreen[(r)]->v_attrs[(c)] & VADIRTY)
#define IS_REVERSED(r,c) ((pscreen[(r)]->v_attrs[(c)] & (VAREV|VASEL)) != 0)
#define MARK_LINE_DIRTY(r) (pscreen[(r)]->v_flag |= VFCHG)
#define MARK_CELL_DIRTY(r,c) (pscreen[(r)]->v_attrs[(c)] |= VADIRTY)
#define CLEAR_LINE_DIRTY(r) (pscreen[(r)]->v_flag &= (UINT) ~VFCHG)
#define CLEAR_CELL_DIRTY(r,c) clr_typed_flags(pscreen[(r)]->v_attrs[(c)], VIDEO_ATTR, VADIRTY)
#define CELL_TEXT(r,c) (pscreen[(r)]->v_text[(c)])
#define CELL_ATTR(r,c) (pscreen[(r)]->v_attrs[(c)])
#endif /* PSCREEN_H */
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