handle the case of no filter primitives

[inkscape.git] / src / sp-item.h

diff --git a/src/sp-item.h b/src/sp-item.h
index 326ea27593e4b73be12cd83470e9a73b8d32b9de..43d2d8aa3f67685d15c07077dccf5c4a2e2a1e98 100644 (file)
--- a/src/sp-item.h
+++ b/src/sp-item.h
@@ -16,18 +16,20 @@
  *
  * Released under GNU GPL, read the file 'COPYING' for more information
  */
-
-#include <libnr/nr-matrix.h>
-#include <libnr/nr-rect.h>
+#include <vector>
 
 #include "display/nr-arena-forward.h"
-#include "forward.h"
 #include "sp-object.h"
-#include <vector>
+#include <libnr/nr-matrix.h>
+#include <libnr/nr-rect.h>
 
-namespace Inkscape { class URIReference; }
 class SPGuideConstraint;
-
+struct SPClipPathReference;
+struct SPMaskReference;
+struct SPAvoidRef;
+struct SPPrintContext;
+namespace Inkscape { class URIReference; }
+ 
 enum {
     SP_EVENT_INVALID,
     SP_EVENT_NONE,
@@ -89,9 +91,9 @@ struct SPItemCtx {
 struct SPItem : public SPObject {
     unsigned int sensitive : 1;
     unsigned int stop_paint: 1;
-    double r_cx;
-    double r_cy;
-    
+    double transform_center_x;
+    double transform_center_y;
+
     NR::Matrix transform;
     
     SPClipPathReference *clip_ref;
@@ -105,19 +107,29 @@ struct SPItem : public SPObject {
     std::vector<SPGuideConstraint> constraints;
     
     sigc::signal<void, NR::Matrix const *, SPItem *> _transformed_signal;
-    
+
+    void init();    
     bool isLocked() const;
     void setLocked(bool lock);
     
     bool isHidden() const;
     void setHidden(bool hidden);
+
+    bool isEvaluated() const;
+    void setEvaluated(bool visible);
+    void resetEvaluated();
     
     bool isHidden(unsigned display_key) const;
     
     bool isExplicitlyHidden() const;
     
     void setExplicitlyHidden(bool val);
-    
+
+    void setCenter(NR::Point object_centre);
+    void unsetCenter();
+    bool isCenterSet();
+    NR::Point getCenter();
+
     bool isVisibleAndUnlocked() const;
     
     bool isVisibleAndUnlocked(unsigned display_key) const;
@@ -131,9 +143,21 @@ struct SPItem : public SPObject {
 
     NR::Rect invokeBbox(NR::Matrix const &transform) const;
 
+    sigc::connection _clip_ref_connection;
+    sigc::connection _mask_ref_connection;
+
     sigc::connection connectTransformed(sigc::slot<void, NR::Matrix const *, SPItem *> slot)  {
         return _transformed_signal.connect(slot);
     }
+
+private:
+    enum EvaluatedStatus
+    {
+        StatusUnknown, StatusCalculated, StatusSet
+    };
+
+    mutable bool _is_evaluated;
+    mutable EvaluatedStatus _evaluated_status;
 };
 
 typedef std::back_insert_iterator<std::vector<NR::Point> > SnapPointsIter;