diff options
Diffstat (limited to 'src/libdraw/x11-itrans.c')
| -rw-r--r-- | src/libdraw/x11-itrans.c | 258 |
1 files changed, 258 insertions, 0 deletions
diff --git a/src/libdraw/x11-itrans.c b/src/libdraw/x11-itrans.c new file mode 100644 index 00000000..49ee3fbb --- /dev/null +++ b/src/libdraw/x11-itrans.c @@ -0,0 +1,258 @@ +/* input event and data structure translation */ + +#include "x11-inc.h" + +#include <u.h> +#include <libc.h> +#include <draw.h> +#include <memdraw.h> +#include <mouse.h> +#include <cursor.h> +#include <keyboard.h> +#include "x11-memdraw.h" + +int +xtoplan9kbd(XEvent *e) +{ + int ind, k, md; + + md = e->xkey.state; + ind = 0; + if(md & ShiftMask) + ind = 1; + + k = XKeycodeToKeysym(e->xany.display, (KeyCode)e->xkey.keycode, ind); + if(k == XK_Multi_key || k == NoSymbol) + return -1; + + if(k&0xFF00){ + switch(k){ + case XK_BackSpace: + case XK_Tab: + case XK_Escape: + case XK_Delete: + case XK_KP_0: + case XK_KP_1: + case XK_KP_2: + case XK_KP_3: + case XK_KP_4: + case XK_KP_5: + case XK_KP_6: + case XK_KP_7: + case XK_KP_8: + case XK_KP_9: + case XK_KP_Divide: + case XK_KP_Multiply: + case XK_KP_Subtract: + case XK_KP_Add: + case XK_KP_Decimal: + k &= 0x7F; + break; + case XK_Linefeed: + k = '\r'; + break; + case XK_KP_Space: + k = ' '; + break; + case XK_Home: + case XK_KP_Home: + k = Khome; + break; + case XK_Left: + case XK_KP_Left: + k = Kleft; + break; + case XK_Up: + case XK_KP_Up: + k = Kup; + break; + case XK_Down: + case XK_KP_Down: + k = Kdown; + break; + case XK_Right: + case XK_KP_Right: + k = Kright; + break; + case XK_Page_Down: + case XK_KP_Page_Down: + k = Kpgdown; + break; + case XK_End: + case XK_KP_End: + k = Kend; + break; + case XK_Page_Up: + case XK_KP_Page_Up: + k = Kpgup; + break; + case XK_Insert: + case XK_KP_Insert: + k = Kins; + break; + case XK_KP_Enter: + case XK_Return: + k = '\n'; + break; + case XK_Alt_L: + case XK_Alt_R: + k = Kalt; + break; + default: /* not ISO-1 or tty control */ + return -1; + } + } + + /* Compensate for servers that call a minus a hyphen */ + if(k == XK_hyphen) + k = XK_minus; + /* Do control mapping ourselves if translator doesn't */ + if(e->xkey.state&ControlMask) + k &= 0x9f; + if(k == NoSymbol) { + return -1; + } + + /* BUG: could/should do Alt translation here! */ + return k; +} + +int +xtoplan9mouse(XEvent *e, Mouse *m) +{ + int s; + XButtonEvent *be; + XMotionEvent *me; + + switch(e->type){ + case ButtonPress: + be = (XButtonEvent*)e; + /* BUG? on mac need to inherit these from elsewhere? */ + m->xy.x = be->x; + m->xy.y = be->y; + s = be->state; + m->msec = be->time; + switch(be->button){ + case 1: + s |= Button1Mask; + break; + case 2: + s |= Button2Mask; + break; + case 3: + s |= Button3Mask; + break; + } + break; + case ButtonRelease: + be = (XButtonEvent*)e; + m->xy.x = be->x; + m->xy.y = be->y; + s = be->state; + m->msec = be->time; + switch(be->button){ + case 1: + s &= ~Button1Mask; + break; + case 2: + s &= ~Button2Mask; + break; + case 3: + s &= ~Button3Mask; + break; + } + break; + + case MotionNotify: + me = (XMotionEvent*)e; + s = me->state; + m->xy.x = me->x; + m->xy.y = me->y; + m->msec = me->time; + break; + + default: + return -1; + } + + m->buttons = 0; + if(s & Button1Mask) + m->buttons |= 1; + if(s & Button2Mask) + m->buttons |= 2; + if(s & Button3Mask) + m->buttons |= 4; + + return 0; +} + +void +xmoveto(Point p) +{ + XWarpPointer(_x.display, None, _x.drawable, 0, 0, 0, 0, p.x, p.y); + XFlush(_x.display); +} + +static int +revbyte(int b) +{ + int r; + + r = 0; + r |= (b&0x01) << 7; + r |= (b&0x02) << 5; + r |= (b&0x04) << 3; + r |= (b&0x08) << 1; + r |= (b&0x10) >> 1; + r |= (b&0x20) >> 3; + r |= (b&0x40) >> 5; + r |= (b&0x80) >> 7; + return r; +} + +static void +xcursorarrow(void) +{ + if(_x.cursor != 0){ + XFreeCursor(_x.display, _x.cursor); + _x.cursor = 0; + } + XUndefineCursor(_x.display, _x.drawable); + XFlush(_x.display); +} + + +void +xsetcursor(Cursor *c) +{ + XColor fg, bg; + XCursor xc; + Pixmap xsrc, xmask; + int i; + uchar src[2*16], mask[2*16]; + + if(c == nil){ + xcursorarrow(); + return; + } + for(i=0; i<2*16; i++){ + src[i] = revbyte(c->set[i]); + mask[i] = revbyte(c->set[i] | c->clr[i]); + } + + fg = _x.map[0]; + bg = _x.map[255]; + xsrc = XCreateBitmapFromData(_x.display, _x.drawable, src, 16, 16); + xmask = XCreateBitmapFromData(_x.display, _x.drawable, mask, 16, 16); + xc = XCreatePixmapCursor(_x.display, xsrc, xmask, &fg, &bg, -c->offset.x, -c->offset.y); + if(xc != 0) { + XDefineCursor(_x.display, _x.drawable, xc); + if(_x.cursor != 0) + XFreeCursor(_x.display, _x.cursor); + _x.cursor = xc; + } + XFreePixmap(_x.display, xsrc); + XFreePixmap(_x.display, xmask); + XFlush(_x.display); +} + |