RubberbandInfo *
rubberband_info_new (Sheet *sheet)
{
RubberbandInfo *rubberband_info;
cairo_pattern_t *pattern;
cairo_matrix_t matrix;
NG_DEBUG ("0x%x A", COLOR_A);
NG_DEBUG ("0x%x B", COLOR_B);
NG_DEBUG ("0x%x A PRE", COLOR_A_PRE);
NG_DEBUG ("0x%x B PRE", COLOR_B_PRE);
static guint32 stipple_data[8*8] = {
COLOR_A_PRE, COLOR_A_PRE, COLOR_A_PRE, COLOR_B_PRE, COLOR_B_PRE, COLOR_B_PRE,COLOR_B_PRE,COLOR_A_PRE,
COLOR_A_PRE, COLOR_A_PRE, COLOR_B_PRE, COLOR_B_PRE, COLOR_B_PRE, COLOR_B_PRE,COLOR_A_PRE,COLOR_A_PRE,
COLOR_A_PRE, COLOR_B_PRE, COLOR_B_PRE, COLOR_B_PRE, COLOR_B_PRE, COLOR_A_PRE,COLOR_A_PRE,COLOR_A_PRE,
COLOR_B_PRE, COLOR_B_PRE, COLOR_B_PRE, COLOR_B_PRE, COLOR_A_PRE, COLOR_A_PRE,COLOR_A_PRE,COLOR_A_PRE,
COLOR_B_PRE, COLOR_B_PRE, COLOR_B_PRE, COLOR_A_PRE, COLOR_A_PRE, COLOR_A_PRE,COLOR_A_PRE,COLOR_B_PRE,
COLOR_B_PRE, COLOR_B_PRE, COLOR_A_PRE, COLOR_A_PRE, COLOR_A_PRE, COLOR_A_PRE,COLOR_B_PRE,COLOR_B_PRE,
COLOR_B_PRE, COLOR_A_PRE, COLOR_A_PRE, COLOR_A_PRE, COLOR_A_PRE, COLOR_B_PRE,COLOR_B_PRE,COLOR_B_PRE,
COLOR_A_PRE, COLOR_A_PRE, COLOR_A_PRE, COLOR_A_PRE, COLOR_B_PRE, COLOR_B_PRE,COLOR_B_PRE,COLOR_B_PRE};
/* the stipple patten should look like that
* 1 1 1 0 0 0 0 1
* 1 1 0 0 0 0 1 1
* 1 0 0 0 0 1 1 1
* 0 0 0 0 1 1 1 1
*
* 0 0 0 1 1 1 1 0
* 0 0 1 1 1 1 0 0
* 0 1 1 1 1 0 0 0
* 1 1 1 1 0 0 0 0
*/
rubberband_info = g_new (RubberbandInfo, 1);
rubberband_info->state = RUBBERBAND_START;
pattern = create_stipple ("lightgrey", (guchar*)stipple_data);
//scale 5x, see http://cairographics.org/manual/cairo-cairo-pattern-t.html#cairo-pattern-t
cairo_matrix_init_scale (&matrix, 1.0, 1.0);
cairo_pattern_set_matrix (pattern, &matrix);
rubberband_info->rectangle = GOO_CANVAS_RECT (goo_canvas_rect_new (
GOO_CANVAS_ITEM (sheet->object_group),
10.0, 10.0,
10.0, 10.0,
"stroke-color", "black",
"line-width", 0.2,
"fill-pattern", pattern,
"visibility", GOO_CANVAS_ITEM_INVISIBLE,
NULL));
cairo_pattern_destroy (pattern);
return rubberband_info;
}
void MCScreenDC::initatoms()
{
XSetErrorHandler(xerror);
XSync( dpy, false ) ;
int ev1, ev2;
int major, minor;
Bool pix;
MCshmpix = False ;
if (!MCshmoff )
if ( XQueryExtension(dpy, "MIT-SHM", &shmopcode, &ev1, &ev2))
if ( XShmQueryVersion(dpy, &major, &minor, &pix))
{
MCshm = True;
MCshmpix = pix; // For shared memory pixmap's we need this to be true as well...
}
create_stipple();
selectionatom = XInternAtom(dpy, SELECTIONNAME, False);
MCprotocolatom = XInternAtom(dpy, "WM_PROTOCOLS", False);
MCtakefocusatom = XInternAtom(dpy, "WM_TAKE_FOCUS", False);
MCdeletewindowatom = XInternAtom(dpy, "WM_DELETE_WINDOW", False);
MCstateatom = XInternAtom(dpy, "WM_STATE", False);
MCmwmmessageatom = XInternAtom(dpy, "_MOTIF_WM_MESSAGES", True);
MCmwmhintsatom = XInternAtom(dpy, "_MOTIF_WM_HINTS", True);
#ifdef OLWM
MColwinatom = XInternAtom(dpy, "_OL_WIN_ATTR" , True);
MColwtotheratom = XInternAtom(dpy, "_OL_WT_OTHER", True);
MColwtpropatom = XInternAtom(dpy, "_OL_WT_PROP", True);
MColadecoratom = XInternAtom(dpy, "_OL_DECOR_ADD", True);
MColddecoratom = XInternAtom(dpy, "_OL_DECOR_DEL", True);
MColresizeatom = XInternAtom(dpy, "_OL_DECOR_RESIZE", True);
MColheaderatom = XInternAtom(dpy, "_OL_DECOR_HEADER", True);
MColcloseatom = XInternAtom(dpy, "_OL_DECOR_CLOSE", True);
#endif
MClayeratom = XInternAtom(dpy, "_WIN_LAYER", False);
MCclipboardatom = XInternAtom(dpy, "CLIPBOARD", False);
MCclientlistatom = XInternAtom(dpy, "_NET_CLIENT_LIST", True);
MCstrutpartialatom = XInternAtom(dpy, "_NET_WM_STRUT_PARTIAL", True);
MCworkareaatom = XInternAtom(dpy, "_NET_WORKAREA", True);
}
void
sheet_setup_rubberband (Sheet *sheet, GdkEventButton *event)
{
double x, y;
cairo_pattern_t *pattern;
static guchar stipple_data[16] =
{0, 0, 0, 255, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 255 };
x = event->x; //the x coordinate of the pointer relative to the window.
y = event->y; //the y coordinate of the pointer relative to the window.
goo_canvas_convert_from_pixels (GOO_CANVAS (sheet), &x, &y);
sheet->priv->rubberband->start_x = x;
sheet->priv->rubberband->start_y = y;
sheet->priv->rubberband->state = RUBBER_YES;
sheet->priv->rubberband->click_start_state = event->state;
pattern = create_stipple ("lightgrey", stipple_data);
sheet->priv->rubberband->rectangle = goo_canvas_rect_new (
GOO_CANVAS_ITEM (sheet->object_group),
x, y, 0.0, 0.0,
"stroke-color", "black",
"line-width", 0.2,
"fill-pattern", pattern,
NULL);
goo_canvas_pointer_grab (GOO_CANVAS (sheet), GOO_CANVAS_ITEM (sheet->grid),
(GDK_POINTER_MOTION_MASK | GDK_BUTTON_RELEASE_MASK),
NULL, event->time);
// Mark all the selected objects to preserve their selected state
// if SHIFT is pressed while rubberbanding.
if (event->state & GDK_SHIFT_MASK) {
sheet->priv->preserve_selection_items =
g_list_copy (sheet_preserve_selection (sheet));
}
}