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typedef struct Cursor Cursor;
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typedef struct Cursorinfo Cursorinfo;
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typedef struct OScreen OScreen;
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typedef struct Omap3fb Omap3fb;
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typedef struct Settings Settings;
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struct Cursorinfo
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{
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Cursor;
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Lock;
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};
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extern Cursor arrow;
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extern Cursorinfo cursor;
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/* devmouse.c */
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extern void mousetrack(int, int, int, int);
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extern Point mousexy(void);
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extern void mouseaccelerate(int);
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extern void mouseresize(void);
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/* screen.c */
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extern uchar* attachscreen(Rectangle*, ulong*, int*, int*, int*);
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extern void flushmemscreen(Rectangle);
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extern int cursoron(int);
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extern void cursoroff(int);
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extern void setcursor(Cursor*);
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extern int screensize(int, int, int, ulong);
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extern int screenaperture(int, int);
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extern Rectangle physgscreenr; /* actual monitor size */
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extern void blankscreen(int);
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extern void swcursorinit(void);
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extern void swcursorhide(void);
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extern void swcursoravoid(Rectangle);
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extern void swcursorunhide(void);
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/* devdraw.c */
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extern void deletescreenimage(void);
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extern void resetscreenimage(void);
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extern int drawhasclients(void);
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extern ulong blanktime;
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extern void setscreenimageclipr(Rectangle);
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extern void drawflush(void);
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extern int drawidletime(void);
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extern QLock drawlock;
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#define ishwimage(i) 0 /* for ../port/devdraw.c */
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/* for communication between devdss.c and screen.c */
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enum {
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/* maxima */
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Wid = 1280,
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Ht = 1024,
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Depth = 16, /* bits per pixel */
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Pcolours = 256, /* Palette */
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Pred = 0,
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Pgreen = 1,
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Pblue = 2,
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Pblack = 0x00,
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Pwhite = 0xFF,
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/* settings indices */
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Res800x600 = 0,
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Res1024x768,
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Res1280x1024,
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Res1400x1050,
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};
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struct Settings {
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uint wid; /* width in pixels */
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uint ht; /* height in pixels */
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uint freq; /* refresh frequency; only printed */
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uint chan; /* draw chan */
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/* shouldn't be needed? */
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uint pixelclock;
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/* horizontal timing */
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uint hbp; /* back porch: pixel clocks before scan line */
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uint hfp; /* front porch: pixel clocks after scan line */
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uint hsw; /* sync pulse width: more hfp */
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/* vertical timing */
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uint vbp; /* back porch: line clocks before frame */
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uint vfp; /* front porch: line clocks after frame */
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uint vsw; /* sync pulse width: more vfp */
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};
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struct OScreen {
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Lock;
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Cursor;
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Settings *settings;
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int open;
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};
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struct Omap3fb { /* frame buffer for 24-bit active color */
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// short palette[256];
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/* pixel data, even; base type's width must match Depth */
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ushort pixel[Wid*Ht];
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};
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