Code

Fix ef spam when adjusting pattern on text - patch from Adonis Papaderos
[inkscape.git] / src / desktop.cpp
index f7ef1a8cdb79c6d9a02d6a6aef7be6aaf58c5906..83a6f40219717352957ad0f7659cd591290da120 100644 (file)
 #include "widgets/desktop-widget.h"
 #include "box3d-context.h"
 
+// TODO those includes are only for node tool quick zoom. Remove them after fixing it.
+#include "ui/tool/node-tool.h"
+#include "ui/tool/control-point-selection.h"
+
 #include "display/sp-canvas.h"
 
 namespace Inkscape { namespace XML { class Node; }}
@@ -164,8 +168,10 @@ SPDesktop::SPDesktop() :
 }
 
 void
-SPDesktop::init (SPNamedView *nv, SPCanvas *aCanvas)
+SPDesktop::init (SPNamedView *nv, SPCanvas *aCanvas, Inkscape::UI::View::EditWidgetInterface *widget)
 {
+    _widget = widget;
+
     // Temporary workaround for link order issues:
     Inkscape::DeviceManager::getManager().getDevices();
     Inkscape::Preferences *prefs = Inkscape::Preferences::get();
@@ -456,6 +462,9 @@ void SPDesktop::displayModeToggle() {
         _setDisplayMode(Inkscape::RENDERMODE_OUTLINE);
         break;
     case Inkscape::RENDERMODE_OUTLINE:
+        _setDisplayMode(Inkscape::RENDERMODE_NORMAL);
+        break;
+//    case Inkscape::RENDERMODE_PRINT_COLORS_PREVIEW:
     default:
         _setDisplayMode(Inkscape::RENDERMODE_NORMAL);
     }
@@ -600,8 +609,10 @@ SPDesktop::change_document (SPDocument *theDocument)
     Gtk::Window *parent = this->getToplevel();
     g_assert(parent != NULL);
     SPDesktopWidget *dtw = (SPDesktopWidget *) parent->get_data("desktopwidget");
-    if (dtw) dtw->desktop = this;
-    sp_desktop_widget_update_namedview(dtw);
+    if (dtw) {
+        dtw->desktop = this;
+    }
+    dtw->updateNamedview();
 
     _namedview_modified (namedview, SP_OBJECT_MODIFIED_FLAG, this);
     _document_replaced_signal.emit (this, theDocument);
@@ -617,14 +628,23 @@ SPDesktop::set_event_context (GtkType type, const gchar *config)
     while (event_context) {
         ec = event_context;
         sp_event_context_deactivate (ec);
-        event_context = ec->next;
+        // we have to keep event_context valid during destruction - otherwise writing
+        // destructors is next to impossible
+        SPEventContext *next = ec->next;
         sp_event_context_finish (ec);
         g_object_unref (G_OBJECT (ec));
+        event_context = next;
     }
 
+    // The event_context will be null. This means that it will be impossible
+    // to process any event invoked by the lines below. See for example bug
+    // LP #622350. Cutting and undoing again in the node tool resets the event
+    // context to the node tool. In this bug the line bellow invokes GDK_LEAVE_NOTIFY
+    // events which cannot be handled and must be discarded.
     ec = sp_event_context_new (type, this, config, SP_EVENT_CONTEXT_STATIC);
     ec->next = event_context;
     event_context = ec;
+    // Now the event_context has been set again and we can process all events again
     sp_event_context_activate (ec);
     _event_context_changed_signal.emit (this, ec);
 }
@@ -778,11 +798,12 @@ SPDesktop::set_display_area (double x0, double y0, double x1, double y1, double
 
     int clear = FALSE;
     if (!NR_DF_TEST_CLOSE (newscale, scale, 1e-4 * scale)) {
-        /* Set zoom factors */
+        // zoom changed - set new zoom factors
         _d2w = Geom::Scale(newscale, -newscale);
         _w2d = Geom::Scale(1/newscale, 1/-newscale);
         sp_canvas_item_affine_absolute(SP_CANVAS_ITEM(main), _d2w);
         clear = TRUE;
+        signal_zoom_changed.emit(_d2w.descrim());
     }
 
     /* Calculate top left corner (in document pixels) */
@@ -868,11 +889,6 @@ SPDesktop::next_zoom()
     zooms_future = g_list_remove (zooms_future, ((NRRect *) zooms_future->data));
 }
 
-#include "tools-switch.h"
-#include "node-context.h"
-#include "shape-editor.h"
-#include "nodepath.h"
-
 /** \brief  Performs a quick zoom into what the user is working on
     \param  enable  Whether we're going in or out of quick zoom
 
@@ -888,67 +904,26 @@ SPDesktop::zoom_quick (bool enable)
         _quick_zoom_stored_area = get_display_area();
         bool zoomed = false;
 
-        if (!zoomed) {
-            SPItem * singleItem = selection->singleItem();
-            if (singleItem != NULL && tools_isactive(this, TOOLS_NODES)) {
-
-                Inkscape::NodePath::Path * nodepath = event_context->shape_editor->get_nodepath();
-                // printf("I've got a nodepath, crazy\n");
-
-                               if (nodepath) {
-                                       Geom::Rect nodes;
-                                       bool firstnode = true;
-
-                                       if (nodepath->selected) {
-                                               for (GList *spl = nodepath->subpaths; spl != NULL; spl = spl->next) {
-                                                  Inkscape::NodePath::SubPath *subpath = (Inkscape::NodePath::SubPath *) spl->data;
-                                                       for (GList *nl = subpath->nodes; nl != NULL; nl = nl->next) {
-                                                          Inkscape::NodePath::Node *node = (Inkscape::NodePath::Node *) nl->data;
-                                                               if (node->selected) {
-                                                                       // printf("\tSelected node\n");
-                                                                       if (firstnode) {
-                                                                               nodes = Geom::Rect(node->pos, node->pos);
-                                                                               firstnode = false;
-                                                                       } else {
-                                                                               nodes.expandTo(node->pos);
-                                                                       }
-
-                                                                       if (node->p.other != NULL) {
-                                                                               /* Include previous node pos */
-                                                                               nodes.expandTo(node->p.other->pos);
-
-                                                                               /* Include previous handle */
-                                                                               if (!sp_node_side_is_line(node, &node->p)) {
-                                                                                       nodes.expandTo(node->p.pos);
-                                                                               }
-                                                                       }
-
-                                                                       if (node->n.other != NULL) {
-                                                                               /* Include previous node pos */
-                                                                               nodes.expandTo(node->n.other->pos);
-
-                                                                               /* Include previous handle */
-                                                                               if (!sp_node_side_is_line(node, &node->n)) {
-                                                                                       nodes.expandTo(node->n.pos);
-                                                                               }
-                                                                       }
-                                                               }
-                                                       }
-                                               }
-
-                                               if (!firstnode && nodes.area() * 2.0 < _quick_zoom_stored_area.area()) {
-                                                       set_display_area(nodes, 10);
-                                                       zoomed = true;
-                                               }
-                                       }
-                               }
+        // TODO This needs to migrate into the node tool, but currently the design
+        // of this method is sufficiently wrong to prevent this.
+        if (!zoomed && INK_IS_NODE_TOOL(event_context)) {
+            InkNodeTool *nt = static_cast<InkNodeTool*>(event_context);
+            if (!nt->_selected_nodes->empty()) {
+                Geom::Rect nodes = *nt->_selected_nodes->bounds();
+                double area = nodes.area();
+                // do not zoom if a single cusp node is selected aand the bounds
+                // have zero area.
+                if (!Geom::are_near(area, 0) && area * 2.0 < _quick_zoom_stored_area.area()) {
+                    set_display_area(nodes, true);
+                    zoomed = true;
+                }
             }
         }
 
         if (!zoomed) {
             Geom::OptRect const d = selection->bounds();
             if (d && d->area() * 2.0 < _quick_zoom_stored_area.area()) {
-                set_display_area(*d, 10);
+                set_display_area(*d, true);
                 zoomed = true;
             }
         }
@@ -958,7 +933,7 @@ SPDesktop::zoom_quick (bool enable)
             zoomed = true;
         }
     } else {
-        set_display_area(_quick_zoom_stored_area, 0);
+        set_display_area(_quick_zoom_stored_area, false);
     }
 
     _quick_zoom_enabled = enable;
@@ -1398,7 +1373,7 @@ SPDesktop::emitToolSubselectionChanged(gpointer data)
 void
 SPDesktop::updateNow()
 {
-  sp_canvas_update_now(canvas);
+    sp_canvas_update_now(canvas);
 }
 
 void
@@ -1666,7 +1641,7 @@ static void
 _reconstruction_start (SPDesktop * desktop)
 {
     // printf("Desktop, starting reconstruction\n");
-    desktop->_reconstruction_old_layer_id = g_strdup(SP_OBJECT_ID(desktop->currentLayer()));
+    desktop->_reconstruction_old_layer_id = g_strdup(desktop->currentLayer()->getId());
     desktop->_layer_hierarchy->setBottom(desktop->currentRoot());
 
     /*
@@ -1799,7 +1774,7 @@ Geom::Point SPDesktop::dt2doc(Geom::Point const &p) const
 }
 
 
-/**
+/*
  * Pop event context from desktop's context stack. Never used.
  */
 // void
@@ -1841,4 +1816,4 @@ Geom::Point SPDesktop::dt2doc(Geom::Point const &p) const
   fill-column:99
   End:
 */
-// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4 :
+// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8:textwidth=99 :