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typedef struct Mouseinfo Mouseinfo;
typedef struct Mousestate Mousestate;
typedef struct Cursorinfo Cursorinfo;
typedef struct Screeninfo Screeninfo;
#define Mousequeue 16 /* queue can only have Mousequeue-1 elements */
#define Mousewindow 500 /* mouse event window in millisec */
struct Mousestate {
int buttons;
Point xy;
ulong msec;
};
struct Mouseinfo {
Lock lk;
Mousestate queue[Mousequeue];
int ri, wi;
int lastb;
int trans;
int open;
Rendez r;
};
struct Cursorinfo {
Lock lk;
Point offset;
uchar clr[2*16];
uchar set[2*16];
};
struct Screeninfo {
Lock lk;
Memimage *newsoft;
int reshaped;
int depth;
int dibtype;
};
extern Memimage *gscreen;
extern Mouseinfo mouse;
extern Cursorinfo cursor;
extern Screeninfo screen;
void screeninit(void);
void screenload(Rectangle, int, uchar *, Point, int);
void getcolor(ulong, ulong*, ulong*, ulong*);
void setcolor(ulong, ulong, ulong, ulong);
void refreshrect(Rectangle);
void cursorarrow(void);
void setcursor(void);
void mouseset(Point);
void drawflushr(Rectangle);
void flushmemscreen(Rectangle);
uchar *attachscreen(Rectangle*, ulong*, int*, int*, int*, void**);
void drawqlock(void);
void drawqunlock(void);
int drawcanqlock(void);
void terminit(void);
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