Remove an unused parameter from the snapping API

(bzr r8119)

5 files changed, 17 insertions, 25 deletions

diff --git a/src/knot-holder-entity.cpp b/src/knot-holder-entity.cpp
index 6e4ecae83..4225dd9e3 100644
--- a/src/knot-holder-entity.cpp
+++ b/src/knot-holder-entity.cpp
@@ -98,14 +98,14 @@ KnotHolderEntity::snap_knot_position(Geom::Point const &p)
 }
 
 Geom::Point
-KnotHolderEntity::snap_knot_position_constrained(Geom::Point const &p, Inkscape::Snapper::ConstraintLine const &constraint, bool const snap_projection)
+KnotHolderEntity::snap_knot_position_constrained(Geom::Point const &p, Inkscape::Snapper::ConstraintLine const &constraint)
 {
     Geom::Matrix const i2d (sp_item_i2d_affine(item));
     Geom::Point s = p * i2d;
     Inkscape::Snapper::ConstraintLine transformed_constraint = Inkscape::Snapper::ConstraintLine(constraint.getPoint() * i2d, (constraint.getPoint() + constraint.getDirection()) * i2d - constraint.getPoint() * i2d);
     SnapManager &m = desktop->namedview->snap_manager;
     m.setup(desktop, true, item);
-    m.constrainedSnapReturnByRef(Inkscape::SnapPreferences::SNAPPOINT_NODE, s, Inkscape::SNAPSOURCE_HANDLE, transformed_constraint, snap_projection);
+    m.constrainedSnapReturnByRef(Inkscape::SnapPreferences::SNAPPOINT_NODE, s, Inkscape::SNAPSOURCE_HANDLE, transformed_constraint);
     return s * i2d.inverse();
 }
 
diff --git a/src/knot-holder-entity.h b/src/knot-holder-entity.h
index 7414f3d45..c8fd29ddf 100644
--- a/src/knot-holder-entity.h
+++ b/src/knot-holder-entity.h
@@ -58,7 +58,7 @@ public:
 
 //private:
     Geom::Point snap_knot_position(Geom::Point const &p);
-    Geom::Point snap_knot_position_constrained(Geom::Point const &p, Inkscape::Snapper::ConstraintLine const &constraint, bool const snap_projection);
+    Geom::Point snap_knot_position_constrained(Geom::Point const &p, Inkscape::Snapper::ConstraintLine const &constraint);
 
     SPKnot *knot;
     SPItem *item;
diff --git a/src/object-edit.cpp b/src/object-edit.cpp
index e88550a0a..ac62a12db 100644
--- a/src/object-edit.cpp
+++ b/src/object-edit.cpp
@@ -141,7 +141,7 @@ RectKnotHolderEntityRX::knot_set(Geom::Point const &p, Geom::Point const &/*orig
     //In general we cannot just snap this radius to an arbitrary point, as we have only a single
     //degree of freedom. For snapping to an arbitrary point we need two DOF. If we're going to snap
     //the radius then we should have a constrained snap. snap_knot_position() is unconstrained
-    Geom::Point const s = snap_knot_position_constrained(p, Inkscape::Snapper::ConstraintLine(Geom::Point(rect->x.computed + rect->width.computed, rect->y.computed), Geom::Point(-1, 0)), false);
+    Geom::Point const s = snap_knot_position_constrained(p, Inkscape::Snapper::ConstraintLine(Geom::Point(rect->x.computed + rect->width.computed, rect->y.computed), Geom::Point(-1, 0)));
 
     if (state & GDK_CONTROL_MASK) {
         gdouble temp = MIN(rect->height.computed, rect->width.computed) / 2.0;
@@ -191,7 +191,7 @@ RectKnotHolderEntityRY::knot_set(Geom::Point const &p, Geom::Point const &/*orig
     //In general we cannot just snap this radius to an arbitrary point, as we have only a single
     //degree of freedom. For snapping to an arbitrary point we need two DOF. If we're going to snap
     //the radius then we should have a constrained snap. snap_knot_position() is unconstrained
-    Geom::Point const s = snap_knot_position_constrained(p, Inkscape::Snapper::ConstraintLine(Geom::Point(rect->x.computed + rect->width.computed, rect->y.computed), Geom::Point(0, 1)), false);
+    Geom::Point const s = snap_knot_position_constrained(p, Inkscape::Snapper::ConstraintLine(Geom::Point(rect->x.computed + rect->width.computed, rect->y.computed), Geom::Point(0, 1)));
 
     if (state & GDK_CONTROL_MASK) { // When holding control then rx will be kept equal to ry,
     	                            // resulting in a perfect circle (and not an ellipse)
@@ -280,13 +280,13 @@ RectKnotHolderEntityWH::set_internal(Geom::Point const &p, Geom::Point const &or
         	// snap to horizontal or diagonal
             if (minx != 0 && fabs(miny/minx) > 0.5 * 1/ratio && (SGN(minx) == SGN(miny))) {
                 // closer to the diagonal and in same-sign quarters, change both using ratio
-            	s = snap_knot_position_constrained(p, Inkscape::Snapper::ConstraintLine(p_handle, Geom::Point(-ratio, -1)), true);
+            	s = snap_knot_position_constrained(p, Inkscape::Snapper::ConstraintLine(p_handle, Geom::Point(-ratio, -1)));
 				minx = s[Geom::X] - origin[Geom::X];
 				miny = s[Geom::Y] - origin[Geom::Y];
 				rect->height.computed = MAX(h_orig + minx / ratio, 0);
             } else {
                 // closer to the horizontal, change only width, height is h_orig
-            	s = snap_knot_position_constrained(p, Inkscape::Snapper::ConstraintLine(p_handle, Geom::Point(-1, 0)), true);
+            	s = snap_knot_position_constrained(p, Inkscape::Snapper::ConstraintLine(p_handle, Geom::Point(-1, 0)));
 				minx = s[Geom::X] - origin[Geom::X];
 				miny = s[Geom::Y] - origin[Geom::Y];
 				rect->height.computed = MAX(h_orig, 0);
@@ -297,13 +297,13 @@ RectKnotHolderEntityWH::set_internal(Geom::Point const &p, Geom::Point const &or
             // snap to vertical or diagonal
             if (miny != 0 && fabs(minx/miny) > 0.5 * ratio && (SGN(minx) == SGN(miny))) {
                 // closer to the diagonal and in same-sign quarters, change both using ratio
-            	s = snap_knot_position_constrained(p, Inkscape::Snapper::ConstraintLine(p_handle, Geom::Point(-ratio, -1)), true);
+            	s = snap_knot_position_constrained(p, Inkscape::Snapper::ConstraintLine(p_handle, Geom::Point(-ratio, -1)));
 				minx = s[Geom::X] - origin[Geom::X];
 				miny = s[Geom::Y] - origin[Geom::Y];
 		    	rect->width.computed = MAX(w_orig + miny * ratio, 0);
             } else {
                 // closer to the vertical, change only height, width is w_orig
-            	s = snap_knot_position_constrained(p, Inkscape::Snapper::ConstraintLine(p_handle, Geom::Point(0, -1)), true);
+            	s = snap_knot_position_constrained(p, Inkscape::Snapper::ConstraintLine(p_handle, Geom::Point(0, -1)));
 				minx = s[Geom::X] - origin[Geom::X];
 				miny = s[Geom::Y] - origin[Geom::Y];
 				rect->width.computed = MAX(w_orig, 0);
@@ -370,14 +370,14 @@ RectKnotHolderEntityXY::knot_set(Geom::Point const &p, Geom::Point const &origin
         	// snap to horizontal or diagonal
             if (minx != 0 && fabs(miny/minx) > 0.5 * 1/ratio && (SGN(minx) == SGN(miny))) {
                 // closer to the diagonal and in same-sign quarters, change both using ratio
-            	s = snap_knot_position_constrained(p, Inkscape::Snapper::ConstraintLine(p_handle, Geom::Point(-ratio, -1)), true);
+            	s = snap_knot_position_constrained(p, Inkscape::Snapper::ConstraintLine(p_handle, Geom::Point(-ratio, -1)));
 				minx = s[Geom::X] - origin[Geom::X];
 				miny = s[Geom::Y] - origin[Geom::Y];
             	rect->y.computed = MIN(origin[Geom::Y] + minx / ratio, opposite_y);
                 rect->height.computed = MAX(h_orig - minx / ratio, 0);
             } else {
                 // closer to the horizontal, change only width, height is h_orig
-            	s = snap_knot_position_constrained(p, Inkscape::Snapper::ConstraintLine(p_handle, Geom::Point(-1, 0)), true);
+            	s = snap_knot_position_constrained(p, Inkscape::Snapper::ConstraintLine(p_handle, Geom::Point(-1, 0)));
 				minx = s[Geom::X] - origin[Geom::X];
 				miny = s[Geom::Y] - origin[Geom::Y];
             	rect->y.computed = MIN(origin[Geom::Y], opposite_y);
@@ -389,14 +389,14 @@ RectKnotHolderEntityXY::knot_set(Geom::Point const &p, Geom::Point const &origin
             // snap to vertical or diagonal
         	if (miny != 0 && fabs(minx/miny) > 0.5 *ratio && (SGN(minx) == SGN(miny))) {
                 // closer to the diagonal and in same-sign quarters, change both using ratio
-            	s = snap_knot_position_constrained(p, Inkscape::Snapper::ConstraintLine(p_handle, Geom::Point(-ratio, -1)), true);
+            	s = snap_knot_position_constrained(p, Inkscape::Snapper::ConstraintLine(p_handle, Geom::Point(-ratio, -1)));
 				minx = s[Geom::X] - origin[Geom::X];
 				miny = s[Geom::Y] - origin[Geom::Y];
 				rect->x.computed = MIN(origin[Geom::X] + miny * ratio, opposite_x);
                 rect->width.computed = MAX(w_orig - miny * ratio, 0);
             } else {
                 // closer to the vertical, change only height, width is w_orig
-            	s = snap_knot_position_constrained(p, Inkscape::Snapper::ConstraintLine(p_handle, Geom::Point(0, -1)), true);
+            	s = snap_knot_position_constrained(p, Inkscape::Snapper::ConstraintLine(p_handle, Geom::Point(0, -1)));
 				minx = s[Geom::X] - origin[Geom::X];
 				miny = s[Geom::Y] - origin[Geom::Y];
 				rect->x.computed = MIN(origin[Geom::X], opposite_x);
diff --git a/src/snap.cpp b/src/snap.cpp
index dcd4e85f7..91d5d64ec 100644
--- a/src/snap.cpp
+++ b/src/snap.cpp
@@ -330,7 +330,6 @@ Geom::Point SnapManager::multipleOfGridPitch(Geom::Point const &t) const
  *  \param p Current position of the snap source; will be overwritten by the position of the snap target if snapping has occurred
  *  \param source_type Detailed description of the source type, will be used by the snap indicator
  *  \param constraint The direction or line along which snapping must occur
- *  \param snap_projection Currently unused
  *  \param first_point If true then this point is the first one from a set of points, all from the same selection and having the same transformation
  *  \param bbox_to_snap Bounding box hulling the set of points, all from the same selection and having the same transformation
  */
@@ -339,11 +338,10 @@ void SnapManager::constrainedSnapReturnByRef(Inkscape::SnapPreferences::PointTyp
                                              Geom::Point &p,
                                              Inkscape::SnapSourceType const source_type,
                                              Inkscape::Snapper::ConstraintLine const &constraint,
-                                             bool const snap_projection,
                                              bool first_point,
                                              Geom::OptRect const &bbox_to_snap) const
 {
-    Inkscape::SnappedPoint const s = constrainedSnap(point_type, p, source_type, constraint, snap_projection, first_point, bbox_to_snap);
+    Inkscape::SnappedPoint const s = constrainedSnap(point_type, p, source_type, constraint, first_point, bbox_to_snap);
     s.getPoint(p);
 }
 
@@ -362,7 +360,6 @@ void SnapManager::constrainedSnapReturnByRef(Inkscape::SnapPreferences::PointTyp
  *  \param p Current position of the snap source
  *  \param source_type Detailed description of the source type, will be used by the snap indicator
  *  \param constraint The direction or line along which snapping must occur
- *  \param snap_projection Currently unused
  *  \param first_point If true then this point is the first one from a set of points, all from the same selection and having the same transformation
  *  \param bbox_to_snap Bounding box hulling the set of points, all from the same selection and having the same transformation
  */
@@ -371,12 +368,9 @@ Inkscape::SnappedPoint SnapManager::constrainedSnap(Inkscape::SnapPreferences::P
                                                     Geom::Point const &p,
                                                     Inkscape::SnapSourceType const &source_type,
                                                     Inkscape::Snapper::ConstraintLine const &constraint,
-                                                    bool /*snap_projection*/,
                                                     bool first_point,
                                                     Geom::OptRect const &bbox_to_snap) const
 {
-    //TODO: Get rid of the snap_projection parameter (if it is really not used)
-
     if (_desktop->event_context && _desktop->event_context->_snap_window_open == false) {
 		g_warning("The current tool tries to snap, but it hasn't yet opened the snap window. Please report this!");
 		// When the context goes into dragging-mode, then Inkscape should call this: sp_event_context_snap_window_open(event_context);
@@ -609,7 +603,7 @@ Inkscape::SnappedPoint SnapManager::_snapTransformed(
             if (transformation_type == SCALE && !uniform) {
                 g_warning("Non-uniform constrained scaling is not supported!");
             }
-            snapped_point = constrainedSnap(type, (*j).first, static_cast<Inkscape::SnapSourceType>((*j).second), dedicated_constraint, false, i == points.begin(), bbox);
+            snapped_point = constrainedSnap(type, (*j).first, static_cast<Inkscape::SnapSourceType>((*j).second), dedicated_constraint, i == points.begin(), bbox);
         } else {
             bool const c1 = fabs(b[Geom::X]) < 1e-6;
             bool const c2 = fabs(b[Geom::Y]) < 1e-6;
@@ -618,7 +612,7 @@ Inkscape::SnappedPoint SnapManager::_snapTransformed(
                 // move in that specific direction; therefore it should only snap in that direction, otherwise
                 // we will get snapped points with an invalid transformation
                 dedicated_constraint = Inkscape::Snapper::ConstraintLine(origin, component_vectors[c1]);
-                snapped_point = constrainedSnap(type, (*j).first, static_cast<Inkscape::SnapSourceType>((*j).second), dedicated_constraint, false, i == points.begin(), bbox);
+                snapped_point = constrainedSnap(type, (*j).first, static_cast<Inkscape::SnapSourceType>((*j).second), dedicated_constraint, i == points.begin(), bbox);
             } else {
                 snapped_point = freeSnap(type, (*j).first, static_cast<Inkscape::SnapSourceType>((*j).second), i == points.begin(), bbox);
             }
diff --git a/src/snap.h b/src/snap.h
index 10a85de75..866775789 100644
--- a/src/snap.h
+++ b/src/snap.h
@@ -93,7 +93,6 @@ public:
 									Geom::Point &p,
 									Inkscape::SnapSourceType const source_type,
 									Inkscape::Snapper::ConstraintLine const &constraint,
-									bool snap_projection, //try snapping the projection of p onto the constraint line, not p itself
 									bool first_point = true,
 									Geom::OptRect const &bbox_to_snap = Geom::OptRect()) const;
 
@@ -101,8 +100,7 @@ public:
 										   Geom::Point const &p,
 										   Inkscape::SnapSourceType const &source_type,
 										   Inkscape::Snapper::ConstraintLine const &constraint,
-										   bool const snap_projection,
-                                           bool first_point = true,
+										   bool first_point = true,
                                            Geom::OptRect const &bbox_to_snap = Geom::OptRect()) const;
 
     void guideFreeSnap(Geom::Point &p, Geom::Point const &guide_normal) const;