diff --git a/src/spiral-context.cpp b/src/spiral-context.cpp
index 67ee82b358abc213709fbc249c65dbb2a87a5bc4..822fafb75fa13d58eab8fae4f7eaace5e672f856 100644 (file)
--- a/src/spiral-context.cpp
+++ b/src/spiral-context.cpp
static void sp_spiral_context_init(SPSpiralContext *spiral_context);
static void sp_spiral_context_dispose(GObject *object);
static void sp_spiral_context_setup(SPEventContext *ec);
+static void sp_spiral_context_finish(SPEventContext *ec);
static void sp_spiral_context_set(SPEventContext *ec, Inkscape::Preferences::Entry *val);
static gint sp_spiral_context_root_handler(SPEventContext *event_context, GdkEvent *event);
static void sp_spiral_drag(SPSpiralContext *sc, Geom::Point p, guint state);
static void sp_spiral_finish(SPSpiralContext *sc);
+static void sp_spiral_cancel(SPSpiralContext *sc);
static SPEventContextClass *parent_class;
object_class->dispose = sp_spiral_context_dispose;
event_context_class->setup = sp_spiral_context_setup;
+ event_context_class->finish = sp_spiral_context_finish;
event_context_class->set = sp_spiral_context_set;
event_context_class->root_handler = sp_spiral_context_root_handler;
}
new (&spiral_context->sel_changed_connection) sigc::connection();
}
+static void sp_spiral_context_finish(SPEventContext *ec)
+{
+ SPSpiralContext *sc = SP_SPIRAL_CONTEXT(ec);
+ SPDesktop *desktop = ec->desktop;
+
+ sp_canvas_item_ungrab(SP_CANVAS_ITEM(desktop->acetate), GDK_CURRENT_TIME);
+ sp_spiral_finish(sc);
+ sc->sel_changed_connection.disconnect();
+
+ if (((SPEventContextClass *) parent_class)->finish) {
+ ((SPEventContextClass *) parent_class)->finish(ec);
+ }
+}
+
static void
sp_spiral_context_dispose(GObject *object)
{
@@ -220,15 +237,12 @@ sp_spiral_context_root_handler(SPEventContext *event_context, GdkEvent *event)
if (event->button.button == 1 && !event_context->space_panning) {
dragging = TRUE;
- sp_event_context_snap_window_open(event_context);
sc->center = Inkscape::setup_for_drag_start(desktop, event_context, event);
SnapManager &m = desktop->namedview->snap_manager;
m.setup(desktop);
- Geom::Point pt2g = to_2geom(sc->center);
- m.freeSnapReturnByRef(Inkscape::SnapPreferences::SNAPPOINT_NODE, pt2g, Inkscape::SNAPSOURCE_HANDLE);
- sc->center = from_2geom(pt2g);
-
+ m.freeSnapReturnByRef(sc->center, Inkscape::SNAPSOURCE_NODE_HANDLE);
+ m.unSetup();
sp_canvas_item_grab(SP_CANVAS_ITEM(desktop->acetate),
( GDK_KEY_PRESS_MASK |
GDK_BUTTON_RELEASE_MASK |
@@ -257,19 +271,27 @@ sp_spiral_context_root_handler(SPEventContext *event_context, GdkEvent *event)
SnapManager &m = desktop->namedview->snap_manager;
m.setup(desktop, true, sc->item);
- m.freeSnapReturnByRef(Inkscape::SnapPreferences::SNAPPOINT_NODE, motion_dt, Inkscape::SNAPSOURCE_HANDLE);
+ m.freeSnapReturnByRef(motion_dt, Inkscape::SNAPSOURCE_NODE_HANDLE);
+ m.unSetup();
sp_spiral_drag(sc, from_2geom(motion_dt), event->motion.state);
gobble_motion_events(GDK_BUTTON1_MASK);
ret = TRUE;
+ } else if (!sp_event_context_knot_mouseover(sc)) {
+ SnapManager &m = desktop->namedview->snap_manager;
+ m.setup(desktop);
+ Geom::Point const motion_w(event->motion.x, event->motion.y);
+ Geom::Point motion_dt(desktop->w2d(motion_w));
+ m.preSnap(Inkscape::SnapCandidatePoint(motion_dt, Inkscape::SNAPSOURCE_NODE_HANDLE));
+ m.unSetup();
}
break;
case GDK_BUTTON_RELEASE:
event_context->xp = event_context->yp = 0;
if (event->button.button == 1 && !event_context->space_panning) {
dragging = FALSE;
- sp_event_context_snap_window_closed(event_context);
+ sp_event_context_discard_delayed_snap_event(event_context);
if (!event_context->within_tolerance) {
// we've been dragging, finish the spiral
sp_spiral_finish(sc);
@@ -320,18 +342,23 @@ sp_spiral_context_root_handler(SPEventContext *event_context, GdkEvent *event)
}
break;
case GDK_Escape:
- sp_desktop_selection(desktop)->clear();
- //TODO: make dragging escapable by Esc
- break;
+ if (dragging) {
+ dragging = false;
+ sp_event_context_discard_delayed_snap_event(event_context);
+ // if drawing, cancel, otherwise pass it up for deselecting
+ sp_spiral_cancel(sc);
+ ret = TRUE;
+ }
+ break;
case GDK_space:
if (dragging) {
sp_canvas_item_ungrab(SP_CANVAS_ITEM(desktop->acetate),
event->button.time);
dragging = false;
- sp_event_context_snap_window_closed(event_context);
+ sp_event_context_discard_delayed_snap_event(event_context);
if (!event_context->within_tolerance) {
- // we've been dragging, finish the rect
+ // we've been dragging, finish the spiral
sp_spiral_finish(sc);
}
// do not return true, so that space would work switching to selector
SnapManager &m = desktop->namedview->snap_manager;
m.setup(desktop, true, sc->item);
Geom::Point pt2g = to_2geom(p);
- m.freeSnapReturnByRef(Inkscape::SnapPreferences::SNAPPOINT_NODE, pt2g, Inkscape::SNAPSOURCE_HANDLE);
-
+ m.freeSnapReturnByRef(pt2g, Inkscape::SNAPSOURCE_NODE_HANDLE);
+ m.unSetup();
Geom::Point const p0 = desktop->dt2doc(sc->center);
Geom::Point const p1 = desktop->dt2doc(pt2g);
sc->_message_context->clear();
if (sc->item != NULL) {
- SPDesktop *desktop = SP_EVENT_CONTEXT(sc)->desktop;
- SPSpiral *spiral = SP_SPIRAL(sc->item);
+ SPSpiral *spiral = SP_SPIRAL(sc->item);
+ if (spiral->rad == 0) {
+ sp_spiral_cancel(sc); // Don't allow the creating of zero sized spiral, for example when the start and and point snap to the snap grid point
+ return;
+ }
+
+ SPDesktop *desktop = SP_EVENT_CONTEXT(sc)->desktop;
sp_shape_set_shape(SP_SHAPE(spiral));
SP_OBJECT(spiral)->updateRepr(SP_OBJECT_WRITE_EXT);
}
}
+static void sp_spiral_cancel(SPSpiralContext *sc)
+{
+ SPDesktop *desktop = SP_EVENT_CONTEXT(sc)->desktop;
+
+ sp_desktop_selection(desktop)->clear();
+ sp_canvas_item_ungrab(SP_CANVAS_ITEM(desktop->acetate), 0);
+
+ if (sc->item != NULL) {
+ SP_OBJECT(sc->item)->deleteObject();
+ sc->item = NULL;
+ }
+
+ sc->within_tolerance = false;
+ sc->xp = 0;
+ sc->yp = 0;
+ sc->item_to_select = NULL;
+
+ sp_canvas_end_forced_full_redraws(desktop->canvas);
+
+ sp_document_cancel(sp_desktop_document(desktop));
+}
/*
Local Variables: