Code

fix by dvlierop2 for snapping bugs 1579556 and 1579587
[inkscape.git] / src / sp-namedview.cpp
index 32e713792a67521578027f825cb1a1bba3c92ce0..d3792133bc788aae39e700e23f8cca8658d83212 100644 (file)
@@ -7,6 +7,7 @@
  *   Lauris Kaplinski <lauris@kaplinski.com>
  *   bulia byak <buliabyak@users.sf.net>
  *
+ * Copyright (C) 2006      Johan Engelen <johan@shouraizou.nl>
  * Copyright (C) 1999-2005 Authors
  * Copyright (C) 2000-2001 Ximian, Inc.
  *
 
 #include "config.h"
 
-
-
-
 #include "display/canvas-grid.h"
+#include "display/canvas-axonomgrid.h"
 #include "helper/units.h"
-#include "svg/svg.h"
+#include "svg/svg-color.h"
 #include "xml/repr.h"
 #include "attributes.h"
 #include "document.h"
 #include "desktop-events.h"
 #include "desktop-handles.h"
+#include "event-log.h"
 #include "sp-guide.h"
 #include "sp-item-group.h"
 #include "sp-namedview.h"
@@ -91,12 +91,12 @@ static void sp_namedview_class_init(SPNamedViewClass * klass)
 {
     GObjectClass * gobject_class;
     SPObjectClass * sp_object_class;
-    
+
     gobject_class = (GObjectClass *) klass;
     sp_object_class = (SPObjectClass *) klass;
-    
+
     parent_class = (SPObjectGroupClass*) g_type_class_ref(SP_TYPE_OBJECTGROUP);
-    
+
     sp_object_class->build = sp_namedview_build;
     sp_object_class->release = sp_namedview_release;
     sp_object_class->set = sp_namedview_set;
@@ -109,34 +109,34 @@ static void sp_namedview_init(SPNamedView *nv)
 {
     nv->editable = TRUE;
     nv->showgrid = FALSE;
+    nv->gridtype = 0;
     nv->showguides = TRUE;
     nv->showborder = TRUE;
     nv->showpageshadow = TRUE;
-    
+
     nv->guides = NULL;
     nv->viewcount = 0;
-    
+
     nv->default_layer_id = 0;
-    
+
     nv->connector_spacing = defaultConnSpacing;
-    
-    new (&nv->grid_snapper) Inkscape::GridSnapper(nv, 0);
-    new (&nv->guide_snapper) Inkscape::GuideSnapper(nv, 0);
-    new (&nv->object_snapper) Inkscape::ObjectSnapper(nv, 0);
+
+    new (&nv->snap_manager) SnapManager(nv);
 }
 
 static void sp_namedview_build(SPObject *object, SPDocument *document, Inkscape::XML::Node *repr)
 {
     SPNamedView *nv = (SPNamedView *) object;
     SPObjectGroup *og = (SPObjectGroup *) object;
-    
+
     if (((SPObjectClass *) (parent_class))->build) {
         (* ((SPObjectClass *) (parent_class))->build)(object, document, repr);
     }
-    
+
     sp_object_read_attr(object, "inkscape:document-units");
     sp_object_read_attr(object, "viewonly");
     sp_object_read_attr(object, "showgrid");
+    sp_object_read_attr(object, "gridtype");
     sp_object_read_attr(object, "showguides");
     sp_object_read_attr(object, "gridtolerance");
     sp_object_read_attr(object, "guidetolerance");
@@ -146,6 +146,8 @@ static void sp_namedview_build(SPObject *object, SPDocument *document, Inkscape:
     sp_object_read_attr(object, "gridoriginy");
     sp_object_read_attr(object, "gridspacingx");
     sp_object_read_attr(object, "gridspacingy");
+    sp_object_read_attr(object, "gridanglex");
+    sp_object_read_attr(object, "gridanglez");
     sp_object_read_attr(object, "gridempspacing");
     sp_object_read_attr(object, "gridcolor");
     sp_object_read_attr(object, "gridempcolor");
@@ -180,9 +182,9 @@ static void sp_namedview_build(SPObject *object, SPDocument *document, Inkscape:
     sp_object_read_attr(object, "inkscape:object-nodes");
     sp_object_read_attr(object, "inkscape:current-layer");
     sp_object_read_attr(object, "inkscape:connector-spacing");
-    
+
     /* Construct guideline list */
-    
+
     for (SPObject *o = sp_object_first_child(SP_OBJECT(og)) ; o != NULL; o = SP_OBJECT_NEXT(o) ) {
         if (SP_IS_GUIDE(o)) {
             SPGuide * g = SP_GUIDE(o);
@@ -195,24 +197,22 @@ static void sp_namedview_build(SPObject *object, SPDocument *document, Inkscape:
 static void sp_namedview_release(SPObject *object)
 {
     SPNamedView *namedview = (SPNamedView *) object;
-    
+
     if (namedview->guides) {
         g_slist_free(namedview->guides);
         namedview->guides = NULL;
     }
-    
+
     while (namedview->gridviews) {
         gtk_object_unref(GTK_OBJECT(namedview->gridviews->data));
         namedview->gridviews = g_slist_remove(namedview->gridviews, namedview->gridviews->data);
     }
-    
-    namedview->grid_snapper.~GridSnapper();
-    namedview->guide_snapper.~GuideSnapper();
-    namedview->object_snapper.~ObjectSnapper();
-    
+
     if (((SPObjectClass *) parent_class)->release) {
         ((SPObjectClass *) parent_class)->release(object);
     }
+
+    namedview->snap_manager.~SnapManager();
 }
 
 static void sp_namedview_set(SPObject *object, unsigned int key, const gchar *value)
@@ -228,13 +228,14 @@ static void sp_namedview_set(SPObject *object, unsigned int key, const gchar *va
        case SP_ATTR_SHOWGRID:
             nv->showgrid = sp_str_to_bool(value);
             sp_namedview_setup_grid(nv);
-            if (!nv->showgrid) { // grid goes off, disable snaps even if they are turned on
-                nv->grid_snapper.setSnapTo(Inkscape::Snapper::BBOX_POINT, false);
-                nv->grid_snapper.setSnapTo(Inkscape::Snapper::SNAP_POINT, false);
-            } else { // grid goes on, enable snaps if they are turned on
-                nv->grid_snapper.setSnapTo(Inkscape::Snapper::BBOX_POINT, nv->snap_grid_bbox);
-                nv->grid_snapper.setSnapTo(Inkscape::Snapper::SNAP_POINT, nv->snap_grid_point);
-            }
+            /* Disable grid snaps if the grid is turned off */
+            nv->snap_manager.grid.setEnabled(nv->showgrid);
+            nv->snap_manager.axonomgrid.setEnabled(nv->showgrid);
+            object->requestModified(SP_OBJECT_MODIFIED_FLAG);
+            break;
+       case SP_ATTR_GRIDTYPE:
+            nv->gridtype = sp_str_to_bool(value);
+            sp_namedview_setup_grid(nv);
             object->requestModified(SP_OBJECT_MODIFIED_FLAG);
             break;
        case SP_ATTR_SHOWGUIDES:
@@ -243,13 +244,6 @@ static void sp_namedview_set(SPObject *object, unsigned int key, const gchar *va
             } else {
                 nv->showguides = sp_str_to_bool(value);
             }
-            if (!nv->showguides) { // guides go off, disable snaps even if they are turned on
-                nv->guide_snapper.setSnapTo(Inkscape::Snapper::BBOX_POINT, false);
-                nv->guide_snapper.setSnapTo(Inkscape::Snapper::SNAP_POINT, false);
-            } else { // guides go on, enable snaps if they are turned on
-                nv->guide_snapper.setSnapTo(Inkscape::Snapper::BBOX_POINT, nv->snap_guide_bbox);
-                nv->guide_snapper.setSnapTo(Inkscape::Snapper::SNAP_POINT, nv->snap_guide_point);
-            }
             sp_namedview_setup_guides(nv);
             object->requestModified(SP_OBJECT_MODIFIED_FLAG);
             break;
@@ -312,6 +306,18 @@ static void sp_namedview_set(SPObject *object, unsigned int key, const gchar *va
             object->requestModified(SP_OBJECT_MODIFIED_FLAG);
             break;
        }
+       case SP_ATTR_GRIDANGLEX:
+       case SP_ATTR_GRIDANGLEZ:
+       {
+            unsigned const d = (key == SP_ATTR_GRIDANGLEZ); // 0=X  1=Z
+            nv->gridangle[d] = 30; // 30 deg default
+            if (value) {
+                nv->gridangle[d] = g_ascii_strtod(value, NULL);
+            }
+            sp_namedview_setup_grid(nv);
+            object->requestModified(SP_OBJECT_MODIFIED_FLAG);
+            break;
+       }
        case SP_ATTR_GRIDCOLOR:
             nv->gridcolor = (nv->gridcolor & 0xff) | (DEFAULTGRIDCOLOR & 0xffffff00);
             if (value) {
@@ -453,43 +459,37 @@ static void sp_namedview_set(SPObject *object, unsigned int key, const gchar *va
             object->requestModified(SP_OBJECT_MODIFIED_FLAG);
             break;
        case SP_ATTR_INKSCAPE_GRID_BBOX:
-            nv->snap_grid_bbox = (value) ? sp_str_to_bool(value) : TRUE;
-            nv->grid_snapper.setSnapTo(Inkscape::Snapper::BBOX_POINT, nv->showgrid && nv->snap_grid_bbox);
+            nv->snap_manager.grid.setSnapTo(Inkscape::Snapper::BBOX_POINT, value ? sp_str_to_bool(value) : TRUE);
+            nv->snap_manager.axonomgrid.setSnapTo(Inkscape::Snapper::BBOX_POINT, value ? sp_str_to_bool(value) : TRUE);
             object->requestModified(SP_OBJECT_MODIFIED_FLAG);
             break;
        case SP_ATTR_INKSCAPE_GRID_POINTS:
-            nv->snap_grid_point = (value) ? sp_str_to_bool(value) : FALSE;
-            nv->grid_snapper.setSnapTo(Inkscape::Snapper::SNAP_POINT, nv->showgrid && nv->snap_grid_point);
+            nv->snap_manager.grid.setSnapTo(Inkscape::Snapper::SNAP_POINT, value ? sp_str_to_bool(value) : FALSE);
+            nv->snap_manager.axonomgrid.setSnapTo(Inkscape::Snapper::SNAP_POINT, value ? sp_str_to_bool(value) : FALSE);
             object->requestModified(SP_OBJECT_MODIFIED_FLAG);
             break;
        case SP_ATTR_INKSCAPE_GUIDE_BBOX:
-            nv->snap_guide_bbox = (value) ? sp_str_to_bool(value) : TRUE;
-            nv->guide_snapper.setSnapTo(Inkscape::Snapper::BBOX_POINT, nv->showguides && nv->snap_guide_bbox);
+            nv->snap_manager.guide.setSnapTo(Inkscape::Snapper::BBOX_POINT, value ? sp_str_to_bool(value) : TRUE);
             object->requestModified(SP_OBJECT_MODIFIED_FLAG);
             break;
        case SP_ATTR_INKSCAPE_GUIDE_POINTS:
-            nv->snap_guide_point = (value) ? sp_str_to_bool(value) : FALSE;
-            nv->guide_snapper.setSnapTo(Inkscape::Snapper::SNAP_POINT, nv->showguides && nv->snap_guide_point);
+            nv->snap_manager.guide.setSnapTo(Inkscape::Snapper::SNAP_POINT, value ? sp_str_to_bool(value) : FALSE);
             object->requestModified(SP_OBJECT_MODIFIED_FLAG);
             break;
         case SP_ATTR_INKSCAPE_OBJECT_BBOX:
-            nv->snap_object_bbox = (value) ? sp_str_to_bool(value) : FALSE;
-            nv->object_snapper.setSnapTo(Inkscape::Snapper::BBOX_POINT, nv->snap_object_bbox);
+            nv->snap_manager.object.setSnapTo(Inkscape::Snapper::BBOX_POINT, (value) ? sp_str_to_bool(value) : FALSE);
             object->requestModified(SP_OBJECT_MODIFIED_FLAG);
             break;
         case SP_ATTR_INKSCAPE_OBJECT_POINTS:
-            nv->snap_object_point = (value) ? sp_str_to_bool(value) : FALSE;
-            nv->object_snapper.setSnapTo(Inkscape::Snapper::SNAP_POINT, nv->snap_object_point);
+            nv->snap_manager.object.setSnapTo(Inkscape::Snapper::SNAP_POINT, (value) ? sp_str_to_bool(value) : FALSE);
             object->requestModified(SP_OBJECT_MODIFIED_FLAG);
             break;
         case SP_ATTR_INKSCAPE_OBJECT_PATHS:
-            nv->snap_object_paths = (value) ? sp_str_to_bool(value) : TRUE;
-            nv->object_snapper.setSnapToPaths(nv->snap_object_paths);
+            nv->snap_manager.object.setSnapToPaths(value ? sp_str_to_bool(value) : TRUE);
             object->requestModified(SP_OBJECT_MODIFIED_FLAG);
             break;
         case SP_ATTR_INKSCAPE_OBJECT_NODES:
-            nv->snap_object_nodes = (value) ? sp_str_to_bool(value) : TRUE;
-            nv->object_snapper.setSnapToNodes(nv->snap_object_nodes);
+            nv->snap_manager.object.setSnapToNodes(value ? sp_str_to_bool(value) : TRUE);
             object->requestModified(SP_OBJECT_MODIFIED_FLAG);
             break;
        case SP_ATTR_INKSCAPE_CURRENT_LAYER:
@@ -520,7 +520,7 @@ static void sp_namedview_set(SPObject *object, unsigned int key, const gchar *va
              * doc_units.
              */
             SPUnit const *new_unit = &sp_unit_get_by_id(SP_UNIT_PX);
-            
+
             if (value) {
                 SPUnit const *const req_unit = sp_unit_get_by_abbreviation(value);
                 if ( req_unit == NULL ) {
@@ -553,15 +553,15 @@ static void sp_namedview_set(SPObject *object, unsigned int key, const gchar *va
 static void sp_namedview_child_added(SPObject *object, Inkscape::XML::Node *child, Inkscape::XML::Node *ref)
 {
     SPNamedView *nv = (SPNamedView *) object;
-    
+
     if (((SPObjectClass *) (parent_class))->child_added) {
         (* ((SPObjectClass *) (parent_class))->child_added)(object, child, ref);
     }
-    
+
     const gchar *id = child->attribute("id");
     SPObject *no = object->document->getObjectById(id);
     g_assert(SP_IS_OBJECT(no));
-    
+
     if (SP_IS_GUIDE(no)) {
         SPGuide *g = (SPGuide *) no;
         nv->guides = g_slist_prepend(nv->guides, g);
@@ -569,9 +569,9 @@ static void sp_namedview_child_added(SPObject *object, Inkscape::XML::Node *chil
         if (nv->editable) {
             for (GSList *l = nv->views; l != NULL; l = l->next) {
                 sp_guide_show(g, static_cast<SPDesktop*>(l->data)->guides, (GCallback) sp_dt_guide_event);
-                if (static_cast<SPDesktop*>(l->data)->guides_active) 
-                    sp_guide_sensitize(g, 
-                                       SP_DT_CANVAS(static_cast<SPDesktop*> (l->data)), 
+                if (static_cast<SPDesktop*>(l->data)->guides_active)
+                    sp_guide_sensitize(g,
+                                       sp_desktop_canvas(static_cast<SPDesktop*> (l->data)),
                                        TRUE);
                 if (nv->showguides) {
                     for (GSList *v = SP_GUIDE(g)->views; v != NULL; v = v->next) {
@@ -590,7 +590,7 @@ static void sp_namedview_child_added(SPObject *object, Inkscape::XML::Node *chil
 static void sp_namedview_remove_child(SPObject *object, Inkscape::XML::Node *child)
 {
     SPNamedView *nv = (SPNamedView *) object;
-    
+
     GSList **ref = &nv->guides;
     for ( GSList *iter = nv->guides ; iter ; iter = iter->next ) {
         if ( SP_OBJECT_REPR((SPObject *)iter->data) == child ) {
@@ -601,7 +601,7 @@ static void sp_namedview_remove_child(SPObject *object, Inkscape::XML::Node *chi
         }
         ref = &iter->next;
     }
-    
+
     if (((SPObjectClass *) (parent_class))->remove_child) {
         (* ((SPObjectClass *) (parent_class))->remove_child)(object, child);
     }
@@ -618,7 +618,7 @@ static Inkscape::XML::Node *sp_namedview_write(SPObject *object, Inkscape::XML::
             repr = SP_OBJECT_REPR(object)->duplicate();
         }
     }
-    
+
     return repr;
 }
 
@@ -627,7 +627,7 @@ void SPNamedView::show(SPDesktop *desktop)
     for (GSList *l = guides; l != NULL; l = l->next) {
         sp_guide_show(SP_GUIDE(l->data), desktop->guides, (GCallback) sp_dt_guide_event);
         if (desktop->guides_active) {
-            sp_guide_sensitize(SP_GUIDE(l->data), SP_DT_CANVAS(desktop), TRUE);
+            sp_guide_sensitize(SP_GUIDE(l->data), sp_desktop_canvas(desktop), TRUE);
         }
         if (showguides) {
             for (GSList *v = SP_GUIDE(l->data)->views; v != NULL; v = v->next) {
@@ -639,16 +639,24 @@ void SPNamedView::show(SPDesktop *desktop)
             }
         }
     }
-    
+
     views = g_slist_prepend(views, desktop);
-    
-    SPCanvasItem *item = sp_canvas_item_new(SP_DT_GRID(desktop), SP_TYPE_CGRID, NULL);
+
+    SPCanvasItem * item = sp_canvas_item_new(sp_desktop_grid(desktop), INKSCAPE_TYPE_CXYGRID, NULL);
+    // since we're keeping a copy, we need to bump up the ref count
+    gtk_object_ref(GTK_OBJECT(item));
+    gridviews = g_slist_prepend(gridviews, item);
+
+    item = sp_canvas_item_new(sp_desktop_grid(desktop), SP_TYPE_CAXONOMGRID, NULL);
     // since we're keeping a copy, we need to bump up the ref count
     gtk_object_ref(GTK_OBJECT(item));
     gridviews = g_slist_prepend(gridviews, item);
-    sp_namedview_setup_grid_item(this, item);
+
+    sp_namedview_setup_grid(this);
 }
 
+#define MIN_ONSCREEN_DISTANCE 50
+
 /*
  * Restores window geometry from the document settings
  */
@@ -656,32 +664,44 @@ void sp_namedview_window_from_document(SPDesktop *desktop)
 {
     SPNamedView *nv = desktop->namedview;
     gint save_geometry = prefs_get_int_attribute("options.savewindowgeometry", "value", 0);
-    
+
     // restore window size and position
     if (save_geometry) {
-        if (nv->window_width != -1 && nv->window_height != -1)
-            desktop->setWindowSize(nv->window_width, nv->window_height);
-        if (nv->window_x != -1 && nv->window_y != -1)
-            desktop->setWindowPosition(NR::Point(nv->window_x, nv->window_y));
+        gint w = MIN(gdk_screen_width(), nv->window_width);
+        gint h = MIN(gdk_screen_height(), nv->window_height);
+        gint x = MIN(gdk_screen_width() - MIN_ONSCREEN_DISTANCE, nv->window_x);
+        gint y = MIN(gdk_screen_height() - MIN_ONSCREEN_DISTANCE, nv->window_y);
+        if (w>0 && h>0 && x>0 && y>0) {
+            x = MIN(gdk_screen_width() - w, x);
+            y = MIN(gdk_screen_height() - h, y);
+        }
+        if (w>0 && h>0)
+            desktop->setWindowSize(w, h);
+        if (x>0 && y>0)
+            desktop->setWindowPosition(NR::Point(x, y));
     }
-    
+
     // restore zoom and view
     if (nv->zoom != 0 && nv->zoom != HUGE_VAL && !isNaN(nv->zoom)
-        && nv->cx != HUGE_VAL && !isNaN(nv->cx) 
+        && nv->cx != HUGE_VAL && !isNaN(nv->cx)
         && nv->cy != HUGE_VAL && !isNaN(nv->cy)) {
         desktop->zoom_absolute(nv->cx, nv->cy, nv->zoom);
-    } else if (SP_DT_DOCUMENT(desktop)) { // document without saved zoom, zoom to its page
+    } else if (sp_desktop_document(desktop)) { // document without saved zoom, zoom to its page
         desktop->zoom_page();
     }
-    
+
     // cancel any history of zooms up to this point
     if (desktop->zooms_past) {
         g_list_free(desktop->zooms_past);
         desktop->zooms_past = NULL;
     }
-    
+}
+
+void sp_namedview_update_layers_from_document (SPDesktop *desktop)
+{
     SPObject *layer = NULL;
     SPDocument *document = desktop->doc();
+    SPNamedView *nv = desktop->namedview;
     if ( nv->default_layer_id != 0 ) {
         layer = document->getObjectById(g_quark_to_string(nv->default_layer_id));
     }
@@ -701,6 +721,9 @@ void sp_namedview_window_from_document(SPDesktop *desktop)
     if (layer) {
         desktop->setCurrentLayer(layer);
     }
+
+    // FIXME: find a better place to do this
+    desktop->event_log->updateUndoVerbs();
 }
 
 void sp_namedview_document_from_window(SPDesktop *desktop)
@@ -708,15 +731,15 @@ void sp_namedview_document_from_window(SPDesktop *desktop)
     gint save_geometry = prefs_get_int_attribute("options.savewindowgeometry", "value", 0);
     Inkscape::XML::Node *view = SP_OBJECT_REPR(desktop->namedview);
     NR::Rect const r = desktop->get_display_area();
-    
+
     // saving window geometry is not undoable
-    gboolean saved = sp_document_get_undo_sensitive(SP_DT_DOCUMENT(desktop));
-    sp_document_set_undo_sensitive(SP_DT_DOCUMENT(desktop), FALSE);
-    
+    bool saved = sp_document_get_undo_sensitive(sp_desktop_document(desktop));
+    sp_document_set_undo_sensitive(sp_desktop_document(desktop), false);
+
     sp_repr_set_svg_double(view, "inkscape:zoom", desktop->current_zoom());
     sp_repr_set_svg_double(view, "inkscape:cx", r.midpoint()[NR::X]);
     sp_repr_set_svg_double(view, "inkscape:cy", r.midpoint()[NR::Y]);
-    
+
     if (save_geometry) {
         gint w, h, x, y;
         desktop->getWindowGeometry(x, y, w, h);
@@ -725,47 +748,48 @@ void sp_namedview_document_from_window(SPDesktop *desktop)
         sp_repr_set_int(view, "inkscape:window-x", x);
         sp_repr_set_int(view, "inkscape:window-y", y);
     }
-    
+
     view->setAttribute("inkscape:current-layer", SP_OBJECT_ID(desktop->currentLayer()));
-    
+
     // restore undoability
-    sp_document_set_undo_sensitive(SP_DT_DOCUMENT(desktop), saved);
+    sp_document_set_undo_sensitive(sp_desktop_document(desktop), saved);
 }
 
 void SPNamedView::hide(SPDesktop const *desktop)
 {
     g_assert(desktop != NULL);
     g_assert(g_slist_find(views, desktop));
-    
+
     for (GSList *l = guides; l != NULL; l = l->next) {
-        sp_guide_hide(SP_GUIDE(l->data), SP_DT_CANVAS(desktop));
+        sp_guide_hide(SP_GUIDE(l->data), sp_desktop_canvas(desktop));
     }
-    
+
     views = g_slist_remove(views, desktop);
 
     GSList *l;
     for (l = gridviews; l != NULL; l = l->next) {
-        if (SP_CANVAS_ITEM(l->data)->canvas == SP_DT_CANVAS(desktop)) {
-            break;
+        if (! l->data) {
+            continue;
         }
-    }
+        SPCanvasItem *item = static_cast<SPCanvasItem*>(l->data);
 
-    g_assert(l);
-    
-    sp_canvas_item_hide(SP_CANVAS_ITEM(l->data));
-    gtk_object_unref(GTK_OBJECT(l->data));
-    gridviews = g_slist_remove(gridviews, l->data);
+        if (item->canvas == sp_desktop_canvas(desktop)) {
+            sp_canvas_item_hide(SP_CANVAS_ITEM(l->data));
+            gtk_object_unref(GTK_OBJECT(l->data));
+            gridviews = g_slist_remove(gridviews, l->data);
+        }
+    }
 }
 
 void SPNamedView::activateGuides(gpointer desktop, gboolean active)
 {
     g_assert(desktop != NULL);
     g_assert(g_slist_find(views, desktop));
-    
+
     SPDesktop *dt = static_cast<SPDesktop*>(desktop);
-    
+
     for (GSList *l = guides; l != NULL; l = l->next) {
-        sp_guide_sensitize(SP_GUIDE(l->data), SP_DT_CANVAS(dt), active);
+        sp_guide_sensitize(SP_GUIDE(l->data), sp_desktop_canvas(dt), active);
     }
 }
 
@@ -793,12 +817,12 @@ void sp_namedview_toggle_guides(SPDocument *doc, Inkscape::XML::Node *repr)
     } else {
         v = !v;
     }
-    
-    gboolean saved = sp_document_get_undo_sensitive(doc);
-    sp_document_set_undo_sensitive(doc, FALSE);
-    
+
+    bool saved = sp_document_get_undo_sensitive(doc);
+    sp_document_set_undo_sensitive(doc, false);
+
     sp_repr_set_boolean(repr, "showguides", v);
-    
+
     doc->rroot->setAttribute("sodipodi:modified", "true");
     sp_document_set_undo_sensitive(doc, saved);
 }
@@ -808,12 +832,23 @@ void sp_namedview_toggle_grid(SPDocument *doc, Inkscape::XML::Node *repr)
     unsigned int v;
     sp_repr_get_boolean(repr, "showgrid", &v);
     v = !v;
-    
-    gboolean saved = sp_document_get_undo_sensitive(doc);
-    sp_document_set_undo_sensitive(doc, FALSE);
-    
+
+    bool saved = sp_document_get_undo_sensitive(doc);
+    sp_document_set_undo_sensitive(doc, false);
+
     sp_repr_set_boolean(repr, "showgrid", v);
-    
+
+    doc->rroot->setAttribute("sodipodi:modified", "true");
+    sp_document_set_undo_sensitive(doc, saved);
+}
+
+void sp_namedview_set_gridtype(unsigned int type, SPDocument *doc, Inkscape::XML::Node *repr)
+{
+    bool saved = sp_document_get_undo_sensitive(doc);
+    sp_document_set_undo_sensitive(doc, false);
+
+    sp_repr_set_int(repr, "gridtype", (gint)type);
+
     doc->rroot->setAttribute("sodipodi:modified", "true");
     sp_document_set_undo_sensitive(doc, saved);
 }
@@ -827,7 +862,9 @@ static void sp_namedview_setup_grid(SPNamedView *nv)
 
 static void sp_namedview_setup_grid_item(SPNamedView *nv, SPCanvasItem *item)
 {
-    if (nv->showgrid) {
+    bool btype = SP_IS_CAXONOMGRID(GTK_OBJECT(item));
+
+    if ( nv->showgrid && (nv->gridtype == btype) ) {
         sp_canvas_item_show(item);
     } else {
         sp_canvas_item_hide(item);
@@ -837,13 +874,25 @@ static void sp_namedview_setup_grid_item(SPNamedView *nv, SPCanvasItem *item)
                        "color", nv->gridcolor,
                        "originx", nv->gridorigin[NR::X],
                        "originy", nv->gridorigin[NR::Y],
-                       "spacingx", nv->gridspacing[NR::X],
                        "spacingy", nv->gridspacing[NR::Y],
                        "empcolor", nv->gridempcolor,
                        "empspacing", nv->gridempspacing,
                        NULL);
+    if (!btype){
+        // CXYGRID
+        sp_canvas_item_set((GtkObject *) item,
+                           "spacingx", nv->gridspacing[NR::X],
+                           NULL);
+    } else {
+        // CAXONOMGRID
+        sp_canvas_item_set((GtkObject *) item,
+                           "anglex", nv->gridangle[0],
+                           "anglez", nv->gridangle[1],
+                           NULL);
+    }
 }
 
+
 gchar const *SPNamedView::getName() const
 {
     SPException ex;
@@ -873,7 +922,7 @@ static gboolean sp_str_to_bool(const gchar *str)
             return TRUE;
         }
     }
-    
+
     return FALSE;
 }
 
@@ -893,13 +942,13 @@ static gboolean sp_nv_read_length(const gchar *str, guint base, gdouble *val, co
     while (isspace(*u)) {
         u += 1;
     }
-    
+
     if (!*u) {
         /* No unit specified - keep default */
         *val = v;
         return TRUE;
     }
-    
+
     if (base & SP_UNIT_DEVICE) {
         if (u[0] && u[1] && !isalnum(u[2]) && !strncmp(u, "px", 2)) {
             *unit = &sp_unit_get_by_id(SP_UNIT_PX);
@@ -907,7 +956,7 @@ static gboolean sp_nv_read_length(const gchar *str, guint base, gdouble *val, co
             return TRUE;
         }
     }
-    
+
     if (base & SP_UNIT_ABSOLUTE) {
         if (!strncmp(u, "pt", 2)) {
             *unit = &sp_unit_get_by_id(SP_UNIT_PT);
@@ -925,7 +974,7 @@ static gboolean sp_nv_read_length(const gchar *str, guint base, gdouble *val, co
         *val = v;
         return TRUE;
     }
-    
+
     return FALSE;
 }
 
@@ -936,32 +985,32 @@ static gboolean sp_nv_read_opacity(const gchar *str, guint32 *color)
     }
 
     gchar *u;
-    gdouble v = strtod(str, &u);
+    gdouble v = g_ascii_strtod(str, &u);
     if (!u) {
         return FALSE;
     }
     v = CLAMP(v, 0.0, 1.0);
-    
+
     *color = (*color & 0xffffff00) | (guint32) floor(v * 255.9999);
-    
+
     return TRUE;
 }
 
 SPNamedView *sp_document_namedview(SPDocument *document, const gchar *id)
 {
     g_return_val_if_fail(document != NULL, NULL);
-    
+
     SPObject *nv = sp_item_group_get_child_by_name((SPGroup *) document->root, NULL, "sodipodi:namedview");
     g_assert(nv != NULL);
-    
+
     if (id == NULL) {
         return (SPNamedView *) nv;
     }
-    
+
     while (nv && strcmp(nv->id, id)) {
         nv = sp_item_group_get_child_by_name((SPGroup *) document->root, nv, "sodipodi:namedview");
     }
-    
+
     return (SPNamedView *) nv;
 }
 
@@ -977,15 +1026,6 @@ SPMetric SPNamedView::getDefaultMetric() const
     }
 }
 
-SPNamedView::SnapperList SPNamedView::getSnappers() const
-{
-    SnapperList s;
-    s.push_back(&grid_snapper);
-    s.push_back(&guide_snapper);
-    s.push_back(&object_snapper);
-    return s;
-}
-
 /*
   Local Variables:
   mode:c++