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#include "u.h"
#include "../port/lib.h"
#include "mem.h"
#include "dat.h"
#include "fns.h"
#include "../port/error.h"
#include "io.h"
#define Image IMAGE
#include <draw.h>
#include <memdraw.h>
#include <cursor.h>
#include "screen.h"
enum {
Button1 = 0x1;
Button2 = 0x2;
Button3 = 0x4;
};
int buttons;
Point position;
static void
mousevent(void) {
static int curbuttons;
static Point curposition;
if (buttons == curbuttons && eqpt(position, curposition))
return;
/* generate a mouse event */
curbuttons = buttons;
curposition = position;
}
void
buttonevent(int event) {
switch (event) {
case 0x02:
/* Button 2 down */
buttons |= Button2;
mousevent();
break;
case 0x82:
/* Button 2 up */
buttons &= ~Button2;
mousevent();
break;
case 0x03:
/* Button 3 down */
buttons |= Button3;
mousevent();
break;
case 0x83:
/* Button 3 up */
buttons &= ~Button3;
mousevent();
break;
default:
/* other buttons */
}
}
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