ref: a078bdb66a95b9d604cfc0ba4122feec2e040c68
dir: /sys/src/9/sgi/screen.h/
/* devmouse.c */ typedef struct Cursor Cursor; extern Cursor cursor; extern void mousetrack(int, int, int, ulong); extern void absmousetrack(int, int, int, ulong); extern Point mousexy(void); extern void mouseaccelerate(int); extern int m3mouseputc(Queue*, int); extern int m5mouseputc(Queue*, int); extern int mouseputc(Queue*, int); /* mouse.c */ extern void mousectl(Cmdbuf*); extern void mouseresize(void); extern void mouseredraw(void); /* screen.c */ extern void blankscreen(int); extern void flushmemscreen(Rectangle); extern Memdata* attachscreen(Rectangle*, ulong*, int*, int*, int*); extern void cursoron(void); extern void cursoroff(void); extern void setcursor(Cursor*); /* devdraw.c */ extern QLock drawlock; #define ishwimage(i) 0 /* for ../port/devdraw.c */