diff --git a/src/snap.h b/src/snap.h
index 1f2b85974fe237a028d9160203e2959bb95bf68a..05af0d20281fcbc043f9c4c4435b90987b0b083c 100644 (file)
--- a/src/snap.h
+++ b/src/snap.h
* Lauris Kaplinski <lauris@kaplinski.com>
* Frank Felfe <innerspace@iname.com>
* Carl Hetherington <inkscape@carlh.net>
+ * Diederik van Lierop <mail@diedenrezi.nl>
*
* Copyright (C) 2006-2007 Johan Engelen <johan@shouraizou.nl>
* Copyright (C) 2000-2002 Lauris Kaplinski
+ * Copyright (C) 2000-2008 Authors
*
* Released under GNU GPL, read the file 'COPYING' for more information
*/
#include "guide-snapper.h"
#include "object-snapper.h"
+#include "snap-preferences.h"
class SPNamedView;
typedef std::list<const Inkscape::Snapper*> SnapperList;
- bool SomeSnapperMightSnap() const;
-
- Inkscape::SnappedPoint freeSnap(Inkscape::Snapper::PointType t,
- NR::Point const &p,
- SPItem const *it) const;
-
- Inkscape::SnappedPoint freeSnap( Inkscape::Snapper::PointType t,
- NR::Point const &p,
- bool const &first_point,
- std::vector<NR::Point> &points_to_snap,
- std::list<SPItem const *> const &it) const;
-
- Inkscape::SnappedPoint constrainedSnap(Inkscape::Snapper::PointType t,
- NR::Point const &p,
- Inkscape::Snapper::ConstraintLine const &c,
- SPItem const *it) const;
+ bool someSnapperMightSnap() const;
+
+ void setup(SPDesktop const *desktop, bool snapindicator = true, SPItem const *item_to_ignore = NULL, std::vector<Geom::Point> *unselected_nodes = NULL);
+ void setup(SPDesktop const *desktop, bool snapindicator, std::vector<SPItem const *> &items_to_ignore, std::vector<Geom::Point> *unselected_nodes = NULL);
+
+ // freeSnapReturnByRef() is preferred over freeSnap(), because it only returns a
+ // point if snapping has occured (by overwriting p); otherwise p is untouched
+ void freeSnapReturnByRef(Inkscape::SnapPreferences::PointType point_type,
+ Geom::Point &p,
+ bool first_point = true,
+ Geom::OptRect const &bbox_to_snap = Geom::OptRect()) const;
+
+ Inkscape::SnappedPoint freeSnap(Inkscape::SnapPreferences::PointType point_type,
+ Geom::Point const &p,
+ bool first_point = true,
+ Geom::OptRect const &bbox_to_snap = Geom::OptRect() ) const;
+
+ Geom::Point multipleOfGridPitch(Geom::Point const &t) const;
- Inkscape::SnappedPoint constrainedSnap(Inkscape::Snapper::PointType t,
- NR::Point const &p,
- bool const &first_point,
- std::vector<NR::Point> &points_to_snap,
- Inkscape::Snapper::ConstraintLine const &c,
- std::list<SPItem const *> const &it) const;
+ // constrainedSnapReturnByRef() is preferred over constrainedSnap(), because it only returns a
+ // point, by overwriting p, if snapping has occured; otherwise p is untouched
+ void constrainedSnapReturnByRef(Inkscape::SnapPreferences::PointType point_type,
+ Geom::Point &p,
+ Inkscape::Snapper::ConstraintLine const &constraint,
+ bool first_point = true,
+ Geom::OptRect const &bbox_to_snap = Geom::OptRect()) const;
+
+ Inkscape::SnappedPoint constrainedSnap(Inkscape::SnapPreferences::PointType point_type,
+ Geom::Point const &p,
+ Inkscape::Snapper::ConstraintLine const &constraint,
+ bool first_point = true,
+ Geom::OptRect const &bbox_to_snap = Geom::OptRect()) const;
- Inkscape::SnappedPoint guideSnap(NR::Point const &p,
- NR::Point const &guide_normal) const;
-
- std::pair<NR::Point, bool> freeSnapTranslation(Inkscape::Snapper::PointType t,
- std::vector<NR::Point> const &p,
- std::list<SPItem const *> const &it,
- NR::Point const &tr) const;
-
- std::pair<NR::Point, bool> constrainedSnapTranslation(Inkscape::Snapper::PointType t,
- std::vector<NR::Point> const &p,
- std::list<SPItem const *> const &it,
- Inkscape::Snapper::ConstraintLine const &c,
- NR::Point const &tr) const;
-
- std::pair<NR::scale, bool> freeSnapScale(Inkscape::Snapper::PointType t,
- std::vector<NR::Point> const &p,
- std::list<SPItem const *> const &it,
- NR::scale const &s,
- NR::Point const &o) const;
-
- std::pair<NR::scale, bool> constrainedSnapScale(Inkscape::Snapper::PointType t,
- std::vector<NR::Point> const &p,
- std::list<SPItem const *> const &it,
- Inkscape::Snapper::ConstraintLine const &c,
- NR::scale const &s,
- NR::Point const &o) const;
-
- std::pair<NR::Coord, bool> freeSnapStretch(Inkscape::Snapper::PointType t,
- std::vector<NR::Point> const &p,
- std::list<SPItem const *> const &it,
- NR::Coord const &s,
- NR::Point const &o,
- NR::Dim2 d,
- bool uniform) const;
-
- std::pair<NR::Coord, bool> freeSnapSkew(Inkscape::Snapper::PointType t,
- std::vector<NR::Point> const &p,
- std::list<SPItem const *> const &it,
- NR::Coord const &s,
- NR::Point const &o,
- NR::Dim2 d) const;
-
- Inkscape::SnappedPoint guideSnap(NR::Point const &p,
- Inkscape::ObjectSnapper::DimensionToSnap const snap_dim) const;
-
-
+ void guideSnap(Geom::Point &p, Geom::Point const &guide_normal) const;
+
+ Inkscape::SnappedPoint freeSnapTranslation(Inkscape::SnapPreferences::PointType point_type,
+ std::vector<Geom::Point> const &p,
+ Geom::Point const &pointer,
+ Geom::Point const &tr) const;
+
+ Inkscape::SnappedPoint constrainedSnapTranslation(Inkscape::SnapPreferences::PointType point_type,
+ std::vector<Geom::Point> const &p,
+ Geom::Point const &pointer,
+ Inkscape::Snapper::ConstraintLine const &constraint,
+ Geom::Point const &tr) const;
+
+ Inkscape::SnappedPoint freeSnapScale(Inkscape::SnapPreferences::PointType point_type,
+ std::vector<Geom::Point> const &p,
+ Geom::Point const &pointer,
+ Geom::Scale const &s,
+ Geom::Point const &o) const;
+
+ Inkscape::SnappedPoint constrainedSnapScale(Inkscape::SnapPreferences::PointType point_type,
+ std::vector<Geom::Point> const &p,
+ Geom::Point const &pointer,
+ Geom::Scale const &s,
+ Geom::Point const &o) const;
+
+ Inkscape::SnappedPoint constrainedSnapStretch(Inkscape::SnapPreferences::PointType point_type,
+ std::vector<Geom::Point> const &p,
+ Geom::Point const &pointer,
+ Geom::Coord const &s,
+ Geom::Point const &o,
+ Geom::Dim2 d,
+ bool uniform) const;
+
+ Inkscape::SnappedPoint constrainedSnapSkew(Inkscape::SnapPreferences::PointType point_type,
+ std::vector<Geom::Point> const &p,
+ Geom::Point const &pointer,
+ Inkscape::Snapper::ConstraintLine const &constraint,
+ Geom::Point const &s, // s[0] = skew factor, s[1] = scale factor
+ Geom::Point const &o,
+ Geom::Dim2 d) const;
+
Inkscape::GuideSnapper guide; ///< guide snapper
Inkscape::ObjectSnapper object; ///< snapper to other objects
+ Inkscape::SnapPreferences snapprefs;
SnapperList getSnappers() const;
SnapperList getGridSnappers() const;
- void setSnapModeBBox(bool enabled);
- void setSnapModeNode(bool enabled);
- void setSnapModeGuide(bool enabled);
- bool getSnapModeBBox() const;
- bool getSnapModeNode() const;
- bool getSnapModeGuide() const;
-
- void setSnapIntersectionGG(bool enabled) {_intersectionGG = enabled;}
- void setSnapIntersectionLS(bool enabled) {_intersectionLS = enabled;}
- bool getSnapIntersectionGG() { return _intersectionGG;}
- bool getSnapIntersectionLS() { return _intersectionLS;}
-
- void setIncludeItemCenter(bool enabled) {
- _include_item_center = enabled;
- // also store a local copy in the object-snapper instead of passing it through many functions
- object.setIncludeItemCenter(enabled);
- }
+ SPDesktop const *getDesktop() const {return _desktop;}
+ SPNamedView const *getNamedView() const {return _named_view;}
+ SPDocument *getDocument() const;
- bool getIncludeItemCenter() const {
- return _include_item_center;
- }
-
- void setSnapEnabledGlobally(bool enabled) {
- _snap_enabled_globally = enabled;
- }
-
- bool getSnapEnabledGlobally() const {
- return _snap_enabled_globally;
- }
-
protected:
SPNamedView const *_named_view;
private:
-
- enum Transformation {
+ enum Transformation {
TRANSLATION,
SCALE,
STRETCH,
SKEW
};
- bool _include_item_center; //If true, snapping nodes will also snap the item's center
- bool _intersectionGG;
- bool _intersectionLS;
- bool _snap_enabled_globally; //Toggles ALL snapping
+ std::vector<SPItem const *> *_items_to_ignore;
+ SPItem const *_item_to_ignore;
+ SPDesktop const *_desktop;
+ bool _snapindicator;
+ std::vector<Geom::Point> *_unselected_nodes;
- std::pair<NR::Point, bool> _snapTransformed(Inkscape::Snapper::PointType type,
- std::vector<NR::Point> const &points,
- std::list<SPItem const *> const &ignore,
- bool constrained,
- Inkscape::Snapper::ConstraintLine const &constraint,
- Transformation transformation_type,
- NR::Point const &transformation,
- NR::Point const &origin,
- NR::Dim2 dim,
- bool uniform) const;
+ Inkscape::SnappedPoint _snapTransformed(Inkscape::SnapPreferences::PointType type,
+ std::vector<Geom::Point> const &points,
+ Geom::Point const &pointer,
+ bool constrained,
+ Inkscape::Snapper::ConstraintLine const &constraint,
+ Transformation transformation_type,
+ Geom::Point const &transformation,
+ Geom::Point const &origin,
+ Geom::Dim2 dim,
+ bool uniform) const;
- Inkscape::SnappedPoint findBestSnap(NR::Point const &p, SnappedConstraints &sc) const;
+ Inkscape::SnappedPoint findBestSnap(Geom::Point const &p, SnappedConstraints &sc, bool constrained) const;
};
#endif /* !SEEN_SNAP_H */