Moved and renamed some tool-related files.

(bzr r12785)

1 files changed, 0 insertions, 1524 deletions

diff --git a/src/tweak-context.cpp b/src/tweak-context.cpp
deleted file mode 100644
index 5129e152e..000000000
--- a/src/tweak-context.cpp
+++ /dev/null
@@ -1,1524 +0,0 @@
-/*
- * tweaking paths without node editing
- *
- * Authors:
- *   bulia byak
- *   Jon A. Cruz <jon@joncruz.org>
- *   Abhishek Sharma
- *
- * Copyright (C) 2007 authors
- *
- * Released under GNU GPL, read the file 'COPYING' for more information
- */
-
-#include "config.h"
-
-#include <gtk/gtk.h>
-#include <gdk/gdkkeysyms.h>
-#include <glibmm/i18n.h>
-
-#include <numeric>
-
-#include "svg/svg.h"
-
-#include <glib.h>
-#include "macros.h"
-#include "document.h"
-#include "document-undo.h"
-#include "selection.h"
-#include "desktop.h"
-#include "desktop-events.h"
-#include "desktop-handles.h"
-#include "desktop-style.h"
-#include "message-context.h"
-#include "pixmaps/cursor-tweak-move.xpm"
-#include "pixmaps/cursor-tweak-move-in.xpm"
-#include "pixmaps/cursor-tweak-move-out.xpm"
-#include "pixmaps/cursor-tweak-move-jitter.xpm"
-#include "pixmaps/cursor-tweak-scale-up.xpm"
-#include "pixmaps/cursor-tweak-scale-down.xpm"
-#include "pixmaps/cursor-tweak-rotate-clockwise.xpm"
-#include "pixmaps/cursor-tweak-rotate-counterclockwise.xpm"
-#include "pixmaps/cursor-tweak-more.xpm"
-#include "pixmaps/cursor-tweak-less.xpm"
-#include "pixmaps/cursor-thin.xpm"
-#include "pixmaps/cursor-thicken.xpm"
-#include "pixmaps/cursor-attract.xpm"
-#include "pixmaps/cursor-repel.xpm"
-#include "pixmaps/cursor-push.xpm"
-#include "pixmaps/cursor-roughen.xpm"
-#include "pixmaps/cursor-color.xpm"
-#include <boost/optional.hpp>
-#include "xml/repr.h"
-#include "context-fns.h"
-#include "sp-item.h"
-#include "inkscape.h"
-#include "color.h"
-#include "svg/svg-color.h"
-#include "splivarot.h"
-#include "sp-item-group.h"
-#include "sp-shape.h"
-#include "sp-path.h"
-#include "path-chemistry.h"
-#include "sp-gradient.h"
-#include "sp-stop.h"
-#include "sp-gradient-reference.h"
-#include "sp-linear-gradient.h"
-#include "sp-radial-gradient.h"
-#include "gradient-chemistry.h"
-#include "sp-text.h"
-#include "sp-flowtext.h"
-#include "display/sp-canvas.h"
-#include "display/canvas-bpath.h"
-#include "display/canvas-arena.h"
-#include "display/curve.h"
-#include "livarot/Shape.h"
-#include <2geom/transforms.h>
-#include <2geom/circle.h>
-#include "preferences.h"
-#include "style.h"
-#include "box3d.h"
-#include "sp-item-transform.h"
-#include "filter-chemistry.h"
-#include "filters/gaussian-blur.h"
-#include "verbs.h"
-
-#include "tweak-context.h"
-
-using Inkscape::DocumentUndo;
-
-#define DDC_RED_RGBA 0xff0000ff
-
-#define DYNA_MIN_WIDTH 1.0e-6
-
-#include "tool-factory.h"
-
-namespace Inkscape {
-namespace UI {
-namespace Tools {
-
-namespace {
-	ToolBase* createTweakContext() {
-		return new TweakTool();
-	}
-
-	bool tweakContextRegistered = ToolFactory::instance().registerObject("/tools/tweak", createTweakContext);
-}
-
-const std::string& TweakTool::getPrefsPath() {
-	return TweakTool::prefsPath;
-}
-
-const std::string TweakTool::prefsPath = "/tools/tweak";
-
-TweakTool::TweakTool() : ToolBase() {
-	this->mode = 0;
-	this->dilate_area = 0;
-	this->usetilt = 0;
-	this->usepressure = 0;
-	this->is_drawing = false;
-	this->fidelity = 0;
-
-    this->cursor_shape = cursor_push_xpm;
-    this->hot_x = 4;
-    this->hot_y = 4;
-
-    /* attributes */
-    this->dragging = FALSE;
-
-    this->width = 0.2;
-    this->force = 0.2;
-    this->pressure = TC_DEFAULT_PRESSURE;
-
-    this->is_dilating = false;
-    this->has_dilated = false;
-
-    this->do_h = true;
-    this->do_s = true;
-    this->do_l = true;
-    this->do_o = false;
-}
-
-TweakTool::~TweakTool() {
-    this->enableGrDrag(false);
-    
-    this->style_set_connection.disconnect();
-
-    if (this->dilate_area) {
-        sp_canvas_item_destroy(this->dilate_area);
-        this->dilate_area = NULL;
-    }
-}
-
-static bool is_transform_mode (gint mode)
-{
-    return (mode == TWEAK_MODE_MOVE || 
-            mode == TWEAK_MODE_MOVE_IN_OUT || 
-            mode == TWEAK_MODE_MOVE_JITTER || 
-            mode == TWEAK_MODE_SCALE || 
-            mode == TWEAK_MODE_ROTATE || 
-            mode == TWEAK_MODE_MORELESS);
-}
-
-static bool is_color_mode (gint mode)
-{
-    return (mode == TWEAK_MODE_COLORPAINT || mode == TWEAK_MODE_COLORJITTER || mode == TWEAK_MODE_BLUR);
-}
-
-void TweakTool::update_cursor (bool with_shift) {
-    guint num = 0;
-    gchar *sel_message = NULL;
-
-    if (!desktop->selection->isEmpty()) {
-        num = g_slist_length(const_cast<GSList *>(desktop->selection->itemList()));
-        sel_message = g_strdup_printf(ngettext("<b>%i</b> object selected","<b>%i</b> objects selected",num), num);
-    } else {
-        sel_message = g_strdup_printf("%s", _("<b>Nothing</b> selected"));
-    }
-
-   switch (this->mode) {
-       case TWEAK_MODE_MOVE:
-           this->message_context->setF(Inkscape::NORMAL_MESSAGE, _("%s. Drag to <b>move</b>."), sel_message);
-           this->cursor_shape = cursor_tweak_move_xpm;
-           break;
-       case TWEAK_MODE_MOVE_IN_OUT:
-           this->message_context->setF(Inkscape::NORMAL_MESSAGE, _("%s. Drag or click to <b>move in</b>; with Shift to <b>move out</b>."), sel_message);
-           if (with_shift) {
-               this->cursor_shape = cursor_tweak_move_out_xpm;
-           } else {
-               this->cursor_shape = cursor_tweak_move_in_xpm;
-           }
-           break;
-       case TWEAK_MODE_MOVE_JITTER:
-           this->message_context->setF(Inkscape::NORMAL_MESSAGE, _("%s. Drag or click to <b>move randomly</b>."), sel_message);
-           this->cursor_shape = cursor_tweak_move_jitter_xpm;
-           break;
-       case TWEAK_MODE_SCALE:
-           this->message_context->setF(Inkscape::NORMAL_MESSAGE, _("%s. Drag or click to <b>scale down</b>; with Shift to <b>scale up</b>."), sel_message);
-           if (with_shift) {
-               this->cursor_shape = cursor_tweak_scale_up_xpm;
-           } else {
-               this->cursor_shape = cursor_tweak_scale_down_xpm;
-           }
-           break;
-       case TWEAK_MODE_ROTATE:
-           this->message_context->setF(Inkscape::NORMAL_MESSAGE, _("%s. Drag or click to <b>rotate clockwise</b>; with Shift, <b>counterclockwise</b>."), sel_message);
-           if (with_shift) {
-               this->cursor_shape = cursor_tweak_rotate_counterclockwise_xpm;
-           } else {
-               this->cursor_shape = cursor_tweak_rotate_clockwise_xpm;
-           }
-           break;
-       case TWEAK_MODE_MORELESS:
-           this->message_context->setF(Inkscape::NORMAL_MESSAGE, _("%s. Drag or click to <b>duplicate</b>; with Shift, <b>delete</b>."), sel_message);
-           if (with_shift) {
-               this->cursor_shape = cursor_tweak_less_xpm;
-           } else {
-               this->cursor_shape = cursor_tweak_more_xpm;
-           }
-           break;
-       case TWEAK_MODE_PUSH:
-           this->message_context->setF(Inkscape::NORMAL_MESSAGE, _("%s. Drag to <b>push paths</b>."), sel_message);
-           this->cursor_shape = cursor_push_xpm;
-           break;
-       case TWEAK_MODE_SHRINK_GROW:
-           this->message_context->setF(Inkscape::NORMAL_MESSAGE, _("%s. Drag or click to <b>inset paths</b>; with Shift to <b>outset</b>."), sel_message);
-           if (with_shift) {
-               this->cursor_shape = cursor_thicken_xpm;
-           } else {
-               this->cursor_shape = cursor_thin_xpm;
-           }
-           break;
-       case TWEAK_MODE_ATTRACT_REPEL:
-           this->message_context->setF(Inkscape::NORMAL_MESSAGE, _("%s. Drag or click to <b>attract paths</b>; with Shift to <b>repel</b>."), sel_message);
-           if (with_shift) {
-               this->cursor_shape = cursor_repel_xpm;
-           } else {
-               this->cursor_shape = cursor_attract_xpm;
-           }
-           break;
-       case TWEAK_MODE_ROUGHEN:
-           this->message_context->setF(Inkscape::NORMAL_MESSAGE, _("%s. Drag or click to <b>roughen paths</b>."), sel_message);
-           this->cursor_shape = cursor_roughen_xpm;
-           break;
-       case TWEAK_MODE_COLORPAINT:
-           this->message_context->setF(Inkscape::NORMAL_MESSAGE, _("%s. Drag or click to <b>paint objects</b> with color."), sel_message);
-           this->cursor_shape = cursor_color_xpm;
-           break;
-       case TWEAK_MODE_COLORJITTER:
-           this->message_context->setF(Inkscape::NORMAL_MESSAGE, _("%s. Drag or click to <b>randomize colors</b>."), sel_message);
-           this->cursor_shape = cursor_color_xpm;
-           break;
-       case TWEAK_MODE_BLUR:
-           this->message_context->setF(Inkscape::NORMAL_MESSAGE, _("%s. Drag or click to <b>increase blur</b>; with Shift to <b>decrease</b>."), sel_message);
-           this->cursor_shape = cursor_color_xpm;
-           break;
-   }
-
-   this->sp_event_context_update_cursor();
-   g_free(sel_message);
-}
-
-bool TweakTool::set_style(const SPCSSAttr* css) {
-    if (this->mode == TWEAK_MODE_COLORPAINT) { // intercept color setting only in this mode
-        // we cannot store properties with uris
-        css = sp_css_attr_unset_uris(const_cast<SPCSSAttr *>(css));
-        Inkscape::Preferences *prefs = Inkscape::Preferences::get();
-        prefs->setStyle("/tools/tweak/style", const_cast<SPCSSAttr *>(css));
-        return true;
-    }
-
-    return false;
-}
-
-void TweakTool::setup() {
-    ToolBase::setup();
-
-    {
-        /* TODO: have a look at sp_dyna_draw_context_setup where the same is done.. generalize? at least make it an arcto! */
-        Geom::PathVector path;
-        Geom::Circle(0, 0, 1).getPath(path);
-
-        SPCurve *c = new SPCurve(path);
-
-        this->dilate_area = sp_canvas_bpath_new(sp_desktop_controls(this->desktop), c);
-        c->unref();
-        sp_canvas_bpath_set_fill(SP_CANVAS_BPATH(this->dilate_area), 0x00000000,(SPWindRule)0);
-        sp_canvas_bpath_set_stroke(SP_CANVAS_BPATH(this->dilate_area), 0xff9900ff, 1.0, SP_STROKE_LINEJOIN_MITER, SP_STROKE_LINECAP_BUTT);
-        sp_canvas_item_hide(this->dilate_area);
-    }
-
-    this->is_drawing = false;
-
-    sp_event_context_read(this, "width");
-    sp_event_context_read(this, "mode");
-    sp_event_context_read(this, "fidelity");
-    sp_event_context_read(this, "force");
-    sp_event_context_read(this, "usepressure");
-    sp_event_context_read(this, "doh");
-    sp_event_context_read(this, "dol");
-    sp_event_context_read(this, "dos");
-    sp_event_context_read(this, "doo");
-
-    this->style_set_connection = this->desktop->connectSetStyle( // catch style-setting signal in this tool
-        //sigc::bind(sigc::ptr_fun(&sp_tweak_context_style_set), this)
-   		sigc::mem_fun(this, &TweakTool::set_style)
-    );
-    
-    Inkscape::Preferences *prefs = Inkscape::Preferences::get();
-    if (prefs->getBool("/tools/tweak/selcue")) {
-        this->enableSelectionCue();
-    }
-    if (prefs->getBool("/tools/tweak/gradientdrag")) {
-        this->enableGrDrag();
-    }
-}
-
-void TweakTool::set(const Inkscape::Preferences::Entry& val) {
-    Glib::ustring path = val.getEntryName();
-
-    if (path == "width") {
-        this->width = CLAMP(val.getDouble(0.1), -1000.0, 1000.0);
-    } else if (path == "mode") {
-        this->mode = val.getInt();
-        this->update_cursor(false);
-    } else if (path == "fidelity") {
-        this->fidelity = CLAMP(val.getDouble(), 0.0, 1.0);
-    } else if (path == "force") {
-        this->force = CLAMP(val.getDouble(1.0), 0, 1.0);
-    } else if (path == "usepressure") {
-        this->usepressure = val.getBool();
-    } else if (path == "doh") {
-        this->do_h = val.getBool();
-    } else if (path == "dos") {
-        this->do_s = val.getBool();
-    } else if (path == "dol") {
-        this->do_l = val.getBool();
-    } else if (path == "doo") {
-        this->do_o = val.getBool();
-    }
-}
-
-static void
-sp_tweak_extinput(TweakTool *tc, GdkEvent *event)
-{
-    if (gdk_event_get_axis (event, GDK_AXIS_PRESSURE, &tc->pressure)) {
-        tc->pressure = CLAMP (tc->pressure, TC_MIN_PRESSURE, TC_MAX_PRESSURE);
-    } else {
-        tc->pressure = TC_DEFAULT_PRESSURE;
-    }
-}
-
-static double
-get_dilate_radius (TweakTool *tc)
-{
-    // 10 times the pen width:
-    return 500 * tc->width/SP_EVENT_CONTEXT(tc)->desktop->current_zoom();
-}
-
-static double
-get_path_force (TweakTool *tc)
-{
-    double force = 8 * (tc->usepressure? tc->pressure : TC_DEFAULT_PRESSURE)
-        /sqrt(SP_EVENT_CONTEXT(tc)->desktop->current_zoom());
-    if (force > 3) {
-        force += 4 * (force - 3);
-    }
-    return force * tc->force;
-}
-
-static double
-get_move_force (TweakTool *tc)
-{
-    double force = (tc->usepressure? tc->pressure : TC_DEFAULT_PRESSURE);
-    return force * tc->force;
-}
-
-static bool
-sp_tweak_dilate_recursive (Inkscape::Selection *selection, SPItem *item, Geom::Point p, Geom::Point vector, gint mode, double radius, double force, double fidelity, bool reverse)
-{
-    bool did = false;
-
-    if (SP_IS_BOX3D(item) && !is_transform_mode(mode) && !is_color_mode(mode)) {
-        // convert 3D boxes to ordinary groups before tweaking their shapes
-        item = box3d_convert_to_group(SP_BOX3D(item));
-        selection->add(item);
-    }
-
-    if (SP_IS_TEXT(item) || SP_IS_FLOWTEXT(item)) {
-        GSList *items = g_slist_prepend (NULL, item);
-        GSList *selected = NULL;
-        GSList *to_select = NULL;
-        SPDocument *doc = item->document;
-        sp_item_list_to_curves (items, &selected, &to_select);
-        g_slist_free (items);
-        SPObject* newObj = doc->getObjectByRepr(static_cast<Inkscape::XML::Node *>(to_select->data));
-        g_slist_free (to_select);
-        item = SP_ITEM(newObj);
-        selection->add(item);
-    }
-
-    if (SP_IS_GROUP(item) && !SP_IS_BOX3D(item)) {
-        GSList *children = NULL;
-        for (SPObject *child = item->firstChild() ; child; child = child->getNext() ) {
-            if (SP_IS_ITEM(child)) {
-                children = g_slist_prepend(children, child);
-            }
-        }
-
-        for (GSList *i = children; i; i = i->next) {
-            SPItem *child = SP_ITEM(i->data);
-            if (sp_tweak_dilate_recursive (selection, SP_ITEM(child), p, vector, mode, radius, force, fidelity, reverse))
-                did = true;
-        }
-
-        g_slist_free(children);
-
-    } else {
-        if (mode == TWEAK_MODE_MOVE) {
-
-            Geom::OptRect a = item->documentVisualBounds();
-            if (a) {
-                double x = Geom::L2(a->midpoint() - p)/radius;
-                if (a->contains(p)) x = 0;
-                if (x < 1) {
-                    Geom::Point move = force * 0.5 * (cos(M_PI * x) + 1) * vector;
-                    sp_item_move_rel(item, Geom::Translate(move[Geom::X], -move[Geom::Y]));
-                    did = true;
-                }
-            }
-
-        } else if (mode == TWEAK_MODE_MOVE_IN_OUT) {
-
-            Geom::OptRect a = item->documentVisualBounds();
-            if (a) {
-                double x = Geom::L2(a->midpoint() - p)/radius;
-                if (a->contains(p)) x = 0;
-                if (x < 1) {
-                    Geom::Point move = force * 0.5 * (cos(M_PI * x) + 1) * 
-                        (reverse? (a->midpoint() - p) : (p - a->midpoint()));
-                    sp_item_move_rel(item, Geom::Translate(move[Geom::X], -move[Geom::Y]));
-                    did = true;
-                }
-            }
-
-        } else if (mode == TWEAK_MODE_MOVE_JITTER) {
-
-            Geom::OptRect a = item->documentVisualBounds();
-            if (a) {
-                double dp = g_random_double_range(0, M_PI*2);
-                double dr = g_random_double_range(0, radius);
-                double x = Geom::L2(a->midpoint() - p)/radius;
-                if (a->contains(p)) x = 0;
-                if (x < 1) {
-                    Geom::Point move = force * 0.5 * (cos(M_PI * x) + 1) * Geom::Point(cos(dp)*dr, sin(dp)*dr);
-                    sp_item_move_rel(item, Geom::Translate(move[Geom::X], -move[Geom::Y]));
-                    did = true;
-                }
-            }
-
-        } else if (mode == TWEAK_MODE_SCALE) {
-
-            Geom::OptRect a = item->documentVisualBounds();
-            if (a) {
-                double x = Geom::L2(a->midpoint() - p)/radius;
-                if (a->contains(p)) x = 0;
-                if (x < 1) {
-                    double scale = 1 + (reverse? force : -force) * 0.05 * (cos(M_PI * x) + 1);
-                    sp_item_scale_rel(item, Geom::Scale(scale, scale));
-                    did = true;
-                }
-            }
-
-        } else if (mode == TWEAK_MODE_ROTATE) {
-
-            Geom::OptRect a = item->documentVisualBounds();
-            if (a) {
-                double x = Geom::L2(a->midpoint() - p)/radius;
-                if (a->contains(p)) x = 0;
-                if (x < 1) {
-                    double angle = (reverse? force : -force) * 0.05 * (cos(M_PI * x) + 1) * M_PI;
-                    sp_item_rotate_rel(item, Geom::Rotate(angle));
-                    did = true;
-                }
-            }
-
-        } else if (mode == TWEAK_MODE_MORELESS) {
-
-            Geom::OptRect a = item->documentVisualBounds();
-            if (a) {
-                double x = Geom::L2(a->midpoint() - p)/radius;
-                if (a->contains(p)) x = 0;
-                if (x < 1) {
-                    double prob = force * 0.5 * (cos(M_PI * x) + 1);
-                    double chance = g_random_double_range(0, 1);
-                    if (chance <= prob) {
-                        if (reverse) { // delete
-                            sp_object_ref(item, NULL);
-                            item->deleteObject(true, true);
-                            sp_object_unref(item, NULL);
-                        } else { // duplicate
-                            SPDocument *doc = item->document;
-                            Inkscape::XML::Document* xml_doc = doc->getReprDoc();
-                            Inkscape::XML::Node *old_repr = item->getRepr();
-                            SPObject *old_obj = doc->getObjectByRepr(old_repr);
-                            Inkscape::XML::Node *parent = old_repr->parent();
-                            Inkscape::XML::Node *copy = old_repr->duplicate(xml_doc);
-                            parent->appendChild(copy);
-                            SPObject *new_obj = doc->getObjectByRepr(copy);
-                            if (selection->includes(old_obj)) {
-                                selection->add(new_obj);
-                            }
-                            Inkscape::GC::release(copy);
-                        }
-                        did = true;
-                    }
-                }
-            }
-
-        } else if (SP_IS_PATH(item) || SP_IS_SHAPE(item)) {
-
-            Inkscape::XML::Node *newrepr = NULL;
-            gint pos = 0;
-            Inkscape::XML::Node *parent = NULL;
-            char const *id = NULL;
-            if (!SP_IS_PATH(item)) {
-                newrepr = sp_selected_item_to_curved_repr(item, 0);
-                if (!newrepr) {
-                    return false;
-                }
-
-                // remember the position of the item
-                pos = item->getRepr()->position();
-                // remember parent
-                parent = item->getRepr()->parent();
-                // remember id
-                id = item->getRepr()->attribute("id");
-            }
-
-            // skip those paths whose bboxes are entirely out of reach with our radius
-            Geom::OptRect bbox = item->documentVisualBounds();
-            if (bbox) {
-                bbox->expandBy(radius);
-                if (!bbox->contains(p)) {
-                    return false;
-                }
-            }
-
-            Path *orig = Path_for_item(item, false);
-            if (orig == NULL) {
-                return false;
-            }
-
-            Path *res = new Path;
-            res->SetBackData(false);
-
-            Shape *theShape = new Shape;
-            Shape *theRes = new Shape;
-            Geom::Affine i2doc(item->i2doc_affine());
-
-            orig->ConvertWithBackData((0.08 - (0.07 * fidelity)) / i2doc.descrim()); // default 0.059
-            orig->Fill(theShape, 0);
-
-            SPCSSAttr *css = sp_repr_css_attr(item->getRepr(), "style");
-            gchar const *val = sp_repr_css_property(css, "fill-rule", NULL);
-            if (val && strcmp(val, "nonzero") == 0) {
-                theRes->ConvertToShape(theShape, fill_nonZero);
-            } else if (val && strcmp(val, "evenodd") == 0) {
-                theRes->ConvertToShape(theShape, fill_oddEven);
-            } else {
-                theRes->ConvertToShape(theShape, fill_nonZero);
-            }
-
-            if (Geom::L2(vector) != 0) {
-                vector = 1/Geom::L2(vector) * vector;
-            }
-
-            bool did_this = false;
-            if (mode == TWEAK_MODE_SHRINK_GROW) {
-                if (theShape->MakeTweak(tweak_mode_grow, theRes,
-                                     reverse? force : -force,
-                                     join_straight, 4.0,
-                                     true, p, Geom::Point(0,0), radius, &i2doc) == 0) // 0 means the shape was actually changed
-                  did_this = true;
-            } else if (mode == TWEAK_MODE_ATTRACT_REPEL) {
-                if (theShape->MakeTweak(tweak_mode_repel, theRes,
-                                     reverse? force : -force,
-                                     join_straight, 4.0,
-                                     true, p, Geom::Point(0,0), radius, &i2doc) == 0)
-                  did_this = true;
-            } else if (mode == TWEAK_MODE_PUSH) {
-                if (theShape->MakeTweak(tweak_mode_push, theRes,
-                                     1.0,
-                                     join_straight, 4.0,
-                                     true, p, force*2*vector, radius, &i2doc) == 0)
-                  did_this = true;
-            } else if (mode == TWEAK_MODE_ROUGHEN) {
-                if (theShape->MakeTweak(tweak_mode_roughen, theRes,
-                                     force,
-                                     join_straight, 4.0,
-                                     true, p, Geom::Point(0,0), radius, &i2doc) == 0)
-                  did_this = true;
-            }
-
-            // the rest only makes sense if we actually changed the path
-            if (did_this) {
-                theRes->ConvertToShape(theShape, fill_positive);
-
-                res->Reset();
-                theRes->ConvertToForme(res);
-
-                double th_max = (0.6 - 0.59*sqrt(fidelity)) / i2doc.descrim();
-                double threshold = MAX(th_max, th_max*force);
-                res->ConvertEvenLines(threshold);
-                res->Simplify(threshold / (selection->desktop()->current_zoom()));
-
-                if (newrepr) { // converting to path, need to replace the repr
-                    bool is_selected = selection->includes(item);
-                    if (is_selected) {
-                        selection->remove(item);
-                    }
-
-                    // It's going to resurrect, so we delete without notifying listeners.
-                    item->deleteObject(false);
-
-                    // restore id
-                    newrepr->setAttribute("id", id);
-                    // add the new repr to the parent
-                    parent->appendChild(newrepr);
-                    // move to the saved position
-                    newrepr->setPosition(pos > 0 ? pos : 0);
-
-                    if (is_selected)
-                        selection->add(newrepr);
-                }
-
-                if (res->descr_cmd.size() > 1) {
-                    gchar *str = res->svg_dump_path();
-                    if (newrepr) {
-                        newrepr->setAttribute("d", str);
-                    } else {
-                        if (SP_IS_LPE_ITEM(item) && SP_LPE_ITEM(item)->hasPathEffectRecursive()) {
-                            item->getRepr()->setAttribute("inkscape:original-d", str);
-                        } else {
-                            item->getRepr()->setAttribute("d", str);
-                        }
-                    }
-                    g_free(str);
-                } else {
-                    // TODO: if there's 0 or 1 node left, delete this path altogether
-                }
-
-                if (newrepr) {
-                    Inkscape::GC::release(newrepr);
-                    newrepr = NULL;
-                }
-            }
-
-            delete theShape;
-            delete theRes;
-            delete orig;
-            delete res;
-
-            if (did_this) {
-                did = true;
-            }
-        }
-
-    }
-
-    return did;
-}
-
-static void
-tweak_colorpaint (float *color, guint32 goal, double force, bool do_h, bool do_s, bool do_l)
-{
-    float rgb_g[3];
-
-    if (!do_h || !do_s || !do_l) {
-        float hsl_g[3];
-        sp_color_rgb_to_hsl_floatv (hsl_g, SP_RGBA32_R_F(goal), SP_RGBA32_G_F(goal), SP_RGBA32_B_F(goal));
-        float hsl_c[3];
-        sp_color_rgb_to_hsl_floatv (hsl_c, color[0], color[1], color[2]);
-        if (!do_h) {
-            hsl_g[0] = hsl_c[0];
-        }
-        if (!do_s) {
-            hsl_g[1] = hsl_c[1];
-        }
-        if (!do_l) {
-            hsl_g[2] = hsl_c[2];
-        }
-        sp_color_hsl_to_rgb_floatv (rgb_g, hsl_g[0], hsl_g[1], hsl_g[2]);
-    } else {
-        rgb_g[0] = SP_RGBA32_R_F(goal);
-        rgb_g[1] = SP_RGBA32_G_F(goal);
-        rgb_g[2] = SP_RGBA32_B_F(goal);
-    }
-
-    for (int i = 0; i < 3; i++) {
-        double d = rgb_g[i] - color[i];
-        color[i] += d * force;
-    }
-}
-
-static void
-tweak_colorjitter (float *color, double force, bool do_h, bool do_s, bool do_l)
-{
-    float hsl_c[3];
-    sp_color_rgb_to_hsl_floatv (hsl_c, color[0], color[1], color[2]);
-
-    if (do_h) {
-        hsl_c[0] += g_random_double_range(-0.5, 0.5) * force;
-        if (hsl_c[0] > 1) {
-            hsl_c[0] -= 1;
-        }
-        if (hsl_c[0] < 0) {
-            hsl_c[0] += 1;
-        }
-    }
-    if (do_s) {
-        hsl_c[1] += g_random_double_range(-hsl_c[1], 1 - hsl_c[1]) * force;
-    }
-    if (do_l) {
-        hsl_c[2] += g_random_double_range(-hsl_c[2], 1 - hsl_c[2]) * force;
-    }
-
-    sp_color_hsl_to_rgb_floatv (color, hsl_c[0], hsl_c[1], hsl_c[2]);
-}
-
-static void
-tweak_color (guint mode, float *color, guint32 goal, double force, bool do_h, bool do_s, bool do_l)
-{
-    if (mode == TWEAK_MODE_COLORPAINT) {
-        tweak_colorpaint (color, goal, force, do_h, do_s, do_l);
-    } else if (mode == TWEAK_MODE_COLORJITTER) {
-        tweak_colorjitter (color, force, do_h, do_s, do_l);
-    }
-}
-
-static void
-tweak_opacity (guint mode, SPIScale24 *style_opacity, double opacity_goal, double force)
-{
-    double opacity = SP_SCALE24_TO_FLOAT (style_opacity->value);
-
-    if (mode == TWEAK_MODE_COLORPAINT) {
-        double d = opacity_goal - opacity;
-        opacity += d * force;
-    } else if (mode == TWEAK_MODE_COLORJITTER) {
-        opacity += g_random_double_range(-opacity, 1 - opacity) * force;
-    }
-
-    style_opacity->value = SP_SCALE24_FROM_FLOAT(opacity);
-}
-
-
-static double
-tweak_profile (double dist, double radius)
-{
-    if (radius == 0) {
-        return 0;
-    }
-    double x = dist / radius;
-    double alpha = 1;
-    if (x >= 1) {
-        return 0;
-    } else if (x <= 0) {
-        return 1;
-    } else {
-        return (0.5 * cos (M_PI * (pow(x, alpha))) + 0.5);
-    }
-}
-
-static void tweak_colors_in_gradient(SPItem *item, Inkscape::PaintTarget fill_or_stroke,
-                                     guint32 const rgb_goal, Geom::Point p_w, double radius, double force, guint mode,
-                                     bool do_h, bool do_s, bool do_l, bool /*do_o*/)
-{
-    SPGradient *gradient = getGradient(item, fill_or_stroke);
-
-    if (!gradient || !SP_IS_GRADIENT(gradient)) {
-        return;
-    }
-
-    Geom::Affine i2d (item->i2doc_affine ());
-    Geom::Point p = p_w * i2d.inverse();
-    p *= (gradient->gradientTransform).inverse();
-    // now p is in gradient's original coordinates
-
-    double pos = 0;
-    double r = 0;
-    if (SP_IS_LINEARGRADIENT(gradient)) {
-        SPLinearGradient *lg = SP_LINEARGRADIENT(gradient);
-
-        Geom::Point p1(lg->x1.computed, lg->y1.computed);
-        Geom::Point p2(lg->x2.computed, lg->y2.computed);
-        Geom::Point pdiff(p2 - p1);
-        double vl = Geom::L2(pdiff);
-
-        // This is the matrix which moves and rotates the gradient line
-        // so it's oriented along the X axis:
-        Geom::Affine norm = Geom::Affine(Geom::Translate(-p1)) * Geom::Affine(Geom::Rotate(-atan2(pdiff[Geom::Y], pdiff[Geom::X])));
-
-        // Transform the mouse point by it to find out its projection onto the gradient line:
-        Geom::Point pnorm = p * norm;
-
-        // Scale its X coordinate to match the length of the gradient line:
-        pos = pnorm[Geom::X] / vl;
-        // Calculate radius in lenfth-of-gradient-line units
-        r = radius / vl;
-
-    } else if (SP_IS_RADIALGRADIENT(gradient)) {
-        SPRadialGradient *rg = SP_RADIALGRADIENT(gradient);
-        Geom::Point c (rg->cx.computed, rg->cy.computed);
-        pos = Geom::L2(p - c) / rg->r.computed;
-        r = radius / rg->r.computed;
-    }
-
-    // Normalize pos to 0..1, taking into accound gradient spread:
-    double pos_e = pos;
-    if (gradient->getSpread() == SP_GRADIENT_SPREAD_PAD) {
-        if (pos > 1) {
-            pos_e = 1;
-        }
-        if (pos < 0) {
-            pos_e = 0;
-        }
-    } else if (gradient->getSpread() == SP_GRADIENT_SPREAD_REPEAT) {
-        if (pos > 1 || pos < 0) {
-            pos_e = pos - floor(pos);
-        }
-    } else if (gradient->getSpread() == SP_GRADIENT_SPREAD_REFLECT) {
-        if (pos > 1 || pos < 0) {
-            bool odd = ((int)(floor(pos)) % 2 == 1);
-            pos_e = pos - floor(pos);
-            if (odd) {
-                pos_e = 1 - pos_e;
-            }
-        }
-    }
-
-    SPGradient *vector = sp_gradient_get_forked_vector_if_necessary(gradient, false);
-
-    double offset_l = 0;
-    double offset_h = 0;
-    SPObject *child_prev = NULL;
-    for (SPObject *child = vector->firstChild(); child; child = child->getNext()) {
-        if (!SP_IS_STOP(child)) {
-            continue;
-        }
-        SPStop *stop = SP_STOP (child);
-
-        offset_h = stop->offset;
-
-        if (child_prev) {
-
-            if (offset_h - offset_l > r && pos_e >= offset_l && pos_e <= offset_h) {
-                // the summit falls in this interstop, and the radius is small,
-                // so it only affects the ends of this interstop;
-                // distribute the force between the two endstops so that they
-                // get all the painting even if they are not touched by the brush
-                tweak_color (mode, stop->specified_color.v.c, rgb_goal,
-                                  force * (pos_e - offset_l) / (offset_h - offset_l),
-                                  do_h, do_s, do_l);
-                tweak_color (mode, SP_STOP(child_prev)->specified_color.v.c, rgb_goal,
-                                  force * (offset_h - pos_e) / (offset_h - offset_l),
-                                  do_h, do_s, do_l);
-                stop->updateRepr();
-                child_prev->updateRepr();
-                break;
-            } else {
-                // wide brush, may affect more than 2 stops,
-                // paint each stop by the force from the profile curve
-                if (offset_l <= pos_e && offset_l > pos_e - r) {
-                    tweak_color (mode, SP_STOP(child_prev)->specified_color.v.c, rgb_goal,
-                                 force * tweak_profile (fabs (pos_e - offset_l), r),
-                                 do_h, do_s, do_l);
-                    child_prev->updateRepr();
-                }
-
-                if (offset_h >= pos_e && offset_h < pos_e + r) {
-                    tweak_color (mode, stop->specified_color.v.c, rgb_goal,
-                                 force * tweak_profile (fabs (pos_e - offset_h), r),
-                                 do_h, do_s, do_l);
-                    stop->updateRepr();
-                }
-            }
-        }
-
-        offset_l = offset_h;
-        child_prev = child;
-    }
-}
-
-static bool
-sp_tweak_color_recursive (guint mode, SPItem *item, SPItem *item_at_point,
-                          guint32 fill_goal, bool do_fill,
-                          guint32 stroke_goal, bool do_stroke,
-                          float opacity_goal, bool do_opacity,
-                          bool do_blur, bool reverse,
-                          Geom::Point p, double radius, double force,
-                          bool do_h, bool do_s, bool do_l, bool do_o)
-{
-    bool did = false;
-
-    if (SP_IS_GROUP(item)) {
-        for (SPObject *child = item->firstChild() ; child; child = child->getNext() ) {
-            if (SP_IS_ITEM(child)) {
-                if (sp_tweak_color_recursive (mode, SP_ITEM(child), item_at_point,
-                                          fill_goal, do_fill,
-                                          stroke_goal, do_stroke,
-                                          opacity_goal, do_opacity,
-                                          do_blur, reverse,
-                                          p, radius, force, do_h, do_s, do_l, do_o)) {
-                    did = true;
-                }
-            }
-        }
-
-    } else {
-        SPStyle *style = item->style;
-        if (!style) {
-            return false;
-        }
-        Geom::OptRect bbox = item->documentGeometricBounds();
-        if (!bbox) {
-            return false;
-        }
-
-        Geom::Rect brush(p - Geom::Point(radius, radius), p + Geom::Point(radius, radius));
-
-        Geom::Point center = bbox->midpoint();
-        double this_force;
-
-// if item == item_at_point, use max force
-        if (item == item_at_point) {
-            this_force = force;
-// else if no overlap of bbox and brush box, skip:
-        } else if (!bbox->intersects(brush)) {
-            return false;
-//TODO:
-// else if object > 1.5 brush: test 4/8/16 points in the brush on hitting the object, choose max
-        //} else if (bbox->maxExtent() > 3 * radius) {
-        //}
-// else if object > 0.5 brush: test 4 corners of bbox and center on being in the brush, choose max
-// else if still smaller, then check only the object center:
-        } else {
-            this_force = force * tweak_profile (Geom::L2 (p - center), radius);
-        }
-
-        if (this_force > 0.002) {
-
-            if (do_blur) {
-                Geom::OptRect bbox = item->documentGeometricBounds();
-                if (!bbox) {
-                    return did;
-                }
-
-                double blur_now = 0;
-                Geom::Affine i2dt = item->i2dt_affine ();
-                if (style->filter.set && style->getFilter()) {
-                    //cycle through filter primitives
-                    SPObject *primitive_obj = style->getFilter()->children;
-                    while (primitive_obj) {
-                        if (SP_IS_FILTER_PRIMITIVE(primitive_obj)) {
-                            SPFilterPrimitive *primitive = SP_FILTER_PRIMITIVE(primitive_obj);
-                            //if primitive is gaussianblur
-                            if(SP_IS_GAUSSIANBLUR(primitive)) {
-                                SPGaussianBlur * spblur = SP_GAUSSIANBLUR(primitive);
-                                float num = spblur->stdDeviation.getNumber();
-                                blur_now += num * i2dt.descrim(); // sum all blurs in the filter
-                            }
-                        }
-                        primitive_obj = primitive_obj->next;
-                    }
-                }
-                double perimeter = bbox->dimensions()[Geom::X] + bbox->dimensions()[Geom::Y];
-                blur_now = blur_now / perimeter;
-
-                double blur_new;
-                if (reverse) {
-                    blur_new = blur_now - 0.06 * force;
-                } else {
-                    blur_new = blur_now + 0.06 * force;
-                }
-                if (blur_new < 0.0005 && blur_new < blur_now) {
-                    blur_new = 0;
-                }
-                if (blur_new == 0) {
-                    remove_filter(item, false);
-                } else {
-                    double radius = blur_new * perimeter;
-                    SPFilter *filter = modify_filter_gaussian_blur_from_item(item->document, item, radius);
-                    sp_style_set_property_url(item, "filter", filter, false);
-                }
-                return true; // do not do colors, blur is a separate mode
-            }
-
-            if (do_fill) {
-                if (style->fill.isPaintserver()) {
-                    tweak_colors_in_gradient(item, Inkscape::FOR_FILL, fill_goal, p, radius, this_force, mode, do_h, do_s, do_l, do_o);
-                    did = true;
-                } else if (style->fill.isColor()) {
-                    tweak_color (mode, style->fill.value.color.v.c, fill_goal, this_force, do_h, do_s, do_l);
-                    item->updateRepr();
-                    did = true;
-                }
-            }
-            if (do_stroke) {
-                if (style->stroke.isPaintserver()) {
-                    tweak_colors_in_gradient(item, Inkscape::FOR_STROKE, stroke_goal, p, radius, this_force, mode, do_h, do_s, do_l, do_o);
-                    did = true;
-                } else if (style->stroke.isColor()) {
-                    tweak_color (mode, style->stroke.value.color.v.c, stroke_goal, this_force, do_h, do_s, do_l);
-                    item->updateRepr();
-                    did = true;
-                }
-            }
-            if (do_opacity && do_o) {
-                tweak_opacity (mode, &style->opacity, opacity_goal, this_force);
-            }
-        }
-    }
-
-    return did;
-}
-
-
-static bool
-sp_tweak_dilate (TweakTool *tc, Geom::Point event_p, Geom::Point p, Geom::Point vector, bool reverse)
-{
-    Inkscape::Selection *selection = sp_desktop_selection(SP_EVENT_CONTEXT(tc)->desktop);
-    SPDesktop *desktop = SP_EVENT_CONTEXT(tc)->desktop;
-
-    if (selection->isEmpty()) {
-        return false;
-    }
-
-    bool did = false;
-    double radius = get_dilate_radius(tc);
-
-    SPItem *item_at_point = SP_EVENT_CONTEXT(tc)->desktop->getItemAtPoint(event_p, TRUE);
-
-    bool do_fill = false, do_stroke = false, do_opacity = false;
-    guint32 fill_goal = sp_desktop_get_color_tool(desktop, "/tools/tweak", true, &do_fill);
-    guint32 stroke_goal = sp_desktop_get_color_tool(desktop, "/tools/tweak", false, &do_stroke);
-    double opacity_goal = sp_desktop_get_master_opacity_tool(desktop, "/tools/tweak", &do_opacity);
-    if (reverse) {
-#if 0
-        // HSL inversion 
-        float hsv[3];
-        float rgb[3];
-        sp_color_rgb_to_hsv_floatv (hsv, 
-                                    SP_RGBA32_R_F(fill_goal),
-                                    SP_RGBA32_G_F(fill_goal),
-                                    SP_RGBA32_B_F(fill_goal));
-        sp_color_hsv_to_rgb_floatv (rgb, hsv[0]<.5? hsv[0]+.5 : hsv[0]-.5, 1 - hsv[1], 1 - hsv[2]);
-        fill_goal = SP_RGBA32_F_COMPOSE(rgb[0], rgb[1], rgb[2], 1);
-        sp_color_rgb_to_hsv_floatv (hsv, 
-                                    SP_RGBA32_R_F(stroke_goal),
-                                    SP_RGBA32_G_F(stroke_goal),
-                                    SP_RGBA32_B_F(stroke_goal));
-        sp_color_hsv_to_rgb_floatv (rgb, hsv[0]<.5? hsv[0]+.5 : hsv[0]-.5, 1 - hsv[1], 1 - hsv[2]);
-        stroke_goal = SP_RGBA32_F_COMPOSE(rgb[0], rgb[1], rgb[2], 1);
-#else
-        // RGB inversion 
-        fill_goal = SP_RGBA32_U_COMPOSE(
-            (255 - SP_RGBA32_R_U(fill_goal)),
-            (255 - SP_RGBA32_G_U(fill_goal)),
-            (255 - SP_RGBA32_B_U(fill_goal)),
-            (255 - SP_RGBA32_A_U(fill_goal)));
-        stroke_goal = SP_RGBA32_U_COMPOSE(
-            (255 - SP_RGBA32_R_U(stroke_goal)),
-            (255 - SP_RGBA32_G_U(stroke_goal)),
-            (255 - SP_RGBA32_B_U(stroke_goal)),
-            (255 - SP_RGBA32_A_U(stroke_goal)));
-#endif
-        opacity_goal = 1 - opacity_goal;
-    }
-
-    double path_force = get_path_force(tc);
-    if (radius == 0 || path_force == 0) {
-        return false;
-    }
-    double move_force = get_move_force(tc);
-    double color_force = MIN(sqrt(path_force)/20.0, 1);
-
-    for (GSList *items = g_slist_copy(const_cast<GSList *>(selection->itemList()));
-         items != NULL;
-         items = items->next) {
-
-        SPItem *item = SP_ITEM(items->data);
-
-        if (is_color_mode (tc->mode)) {
-            if (do_fill || do_stroke || do_opacity) {
-                if (sp_tweak_color_recursive (tc->mode, item, item_at_point,
-                                          fill_goal, do_fill,
-                                          stroke_goal, do_stroke,
-                                          opacity_goal, do_opacity,
-                                          tc->mode == TWEAK_MODE_BLUR, reverse,
-                                          p, radius, color_force, tc->do_h, tc->do_s, tc->do_l, tc->do_o)) {
-                    did = true;
-                }
-            }
-        } else if (is_transform_mode(tc->mode)) {
-            if (sp_tweak_dilate_recursive (selection, item, p, vector, tc->mode, radius, move_force, tc->fidelity, reverse)) {
-                did = true;
-            }
-        } else {
-            if (sp_tweak_dilate_recursive (selection, item, p, vector, tc->mode, radius, path_force, tc->fidelity, reverse)) {
-                did = true;
-            }
-        }
-    }
-
-    return did;
-}
-
-static void
-sp_tweak_update_area (TweakTool *tc)
-{
-        double radius = get_dilate_radius(tc);
-        Geom::Affine const sm (Geom::Scale(radius, radius) * Geom::Translate(SP_EVENT_CONTEXT(tc)->desktop->point()));
-        sp_canvas_item_affine_absolute(tc->dilate_area, sm);
-        sp_canvas_item_show(tc->dilate_area);
-}
-
-static void
-sp_tweak_switch_mode (TweakTool *tc, gint mode, bool with_shift)
-{
-    SP_EVENT_CONTEXT(tc)->desktop->setToolboxSelectOneValue ("tweak_tool_mode", mode);
-    // need to set explicitly, because the prefs may not have changed by the previous
-    tc->mode = mode;
-    tc->update_cursor(with_shift);
-}
-
-static void
-sp_tweak_switch_mode_temporarily (TweakTool *tc, gint mode, bool with_shift)
-{
-    Inkscape::Preferences *prefs = Inkscape::Preferences::get();
-   // Juggling about so that prefs have the old value but tc->mode and the button show new mode:
-   gint now_mode = prefs->getInt("/tools/tweak/mode", 0);
-   SP_EVENT_CONTEXT(tc)->desktop->setToolboxSelectOneValue ("tweak_tool_mode", mode);
-   // button has changed prefs, restore
-   prefs->setInt("/tools/tweak/mode", now_mode);
-   // changing prefs changed tc->mode, restore back :)
-   tc->mode = mode;
-   tc->update_cursor(with_shift);
-}
-
-bool TweakTool::root_handler(GdkEvent* event) {
-    gint ret = FALSE;
-
-    switch (event->type) {
-        case GDK_ENTER_NOTIFY:
-            sp_canvas_item_show(this->dilate_area);
-            break;
-        case GDK_LEAVE_NOTIFY:
-            sp_canvas_item_hide(this->dilate_area);
-            break;
-        case GDK_BUTTON_PRESS:
-            if (event->button.button == 1 && !this->space_panning) {
-
-                if (Inkscape::have_viable_layer(desktop, this->message_context) == false) {
-                    return TRUE;
-                }
-
-                Geom::Point const button_w(event->button.x,
-                                         event->button.y);
-                Geom::Point const button_dt(desktop->w2d(button_w));
-                this->last_push = desktop->dt2doc(button_dt);
-
-                sp_tweak_extinput(this, event);
-
-                desktop->canvas->forceFullRedrawAfterInterruptions(3);
-                this->is_drawing = true;
-                this->is_dilating = true;
-                this->has_dilated = false;
-
-                ret = TRUE;
-            }
-            break;
-        case GDK_MOTION_NOTIFY:
-        {
-            Geom::Point const motion_w(event->motion.x,
-                                     event->motion.y);
-            Geom::Point motion_dt(desktop->w2d(motion_w));
-            Geom::Point motion_doc(desktop->dt2doc(motion_dt));
-            sp_tweak_extinput(this, event);
-
-            // draw the dilating cursor
-                double radius = get_dilate_radius(this);
-                Geom::Affine const sm (Geom::Scale(radius, radius) * Geom::Translate(desktop->w2d(motion_w)));
-                sp_canvas_item_affine_absolute(this->dilate_area, sm);
-                sp_canvas_item_show(this->dilate_area);
-
-                guint num = 0;
-                if (!desktop->selection->isEmpty()) {
-                    num = g_slist_length(const_cast<GSList *>(desktop->selection->itemList()));
-                }
-                if (num == 0) {
-                    this->message_context->flash(Inkscape::ERROR_MESSAGE, _("<b>Nothing selected!</b> Select objects to tweak."));
-                }
-
-            // dilating:
-            if (this->is_drawing && ( event->motion.state & GDK_BUTTON1_MASK )) {
-                sp_tweak_dilate (this, motion_w, motion_doc, motion_doc - this->last_push, event->button.state & GDK_SHIFT_MASK? true : false);
-                //this->last_push = motion_doc;
-                this->has_dilated = true;
-                // it's slow, so prevent clogging up with events
-                gobble_motion_events(GDK_BUTTON1_MASK);
-                return TRUE;
-            }
-
-        }
-        break;
-        case GDK_BUTTON_RELEASE:
-        {
-            Geom::Point const motion_w(event->button.x, event->button.y);
-            Geom::Point const motion_dt(desktop->w2d(motion_w));
-
-            desktop->canvas->endForcedFullRedraws();
-            this->is_drawing = false;
-
-            if (this->is_dilating && event->button.button == 1 && !this->space_panning) {
-                if (!this->has_dilated) {
-                    // if we did not rub, do a light tap
-                    this->pressure = 0.03;
-                    sp_tweak_dilate (this, motion_w, desktop->dt2doc(motion_dt), Geom::Point(0,0), MOD__SHIFT(event));
-                }
-                this->is_dilating = false;
-                this->has_dilated = false;
-                switch (this->mode) {
-                    case TWEAK_MODE_MOVE:
-                        DocumentUndo::done(sp_desktop_document(SP_EVENT_CONTEXT(this)->desktop),
-                                           SP_VERB_CONTEXT_TWEAK, _("Move tweak"));
-                        break;
-                    case TWEAK_MODE_MOVE_IN_OUT:
-                        DocumentUndo::done(sp_desktop_document(SP_EVENT_CONTEXT(this)->desktop),
-                                           SP_VERB_CONTEXT_TWEAK, _("Move in/out tweak"));
-                        break;
-                    case TWEAK_MODE_MOVE_JITTER:
-                        DocumentUndo::done(sp_desktop_document(SP_EVENT_CONTEXT(this)->desktop),
-                                           SP_VERB_CONTEXT_TWEAK, _("Move jitter tweak"));
-                        break;
-                    case TWEAK_MODE_SCALE:
-                        DocumentUndo::done(sp_desktop_document(SP_EVENT_CONTEXT(this)->desktop),
-                                           SP_VERB_CONTEXT_TWEAK, _("Scale tweak"));
-                        break;
-                    case TWEAK_MODE_ROTATE:
-                        DocumentUndo::done(sp_desktop_document(SP_EVENT_CONTEXT(this)->desktop),
-                                           SP_VERB_CONTEXT_TWEAK, _("Rotate tweak"));
-                        break;
-                    case TWEAK_MODE_MORELESS:
-                        DocumentUndo::done(sp_desktop_document(SP_EVENT_CONTEXT(this)->desktop),
-                                           SP_VERB_CONTEXT_TWEAK, _("Duplicate/delete tweak"));
-                        break;
-                    case TWEAK_MODE_PUSH:
-                        DocumentUndo::done(sp_desktop_document(SP_EVENT_CONTEXT(this)->desktop),
-                                           SP_VERB_CONTEXT_TWEAK, _("Push path tweak"));
-                        break;
-                    case TWEAK_MODE_SHRINK_GROW:
-                        DocumentUndo::done(sp_desktop_document(SP_EVENT_CONTEXT(this)->desktop),
-                                           SP_VERB_CONTEXT_TWEAK, _("Shrink/grow path tweak"));
-                        break;
-                    case TWEAK_MODE_ATTRACT_REPEL:
-                        DocumentUndo::done(sp_desktop_document(SP_EVENT_CONTEXT(this)->desktop),
-                                           SP_VERB_CONTEXT_TWEAK, _("Attract/repel path tweak"));
-                        break;
-                    case TWEAK_MODE_ROUGHEN:
-                        DocumentUndo::done(sp_desktop_document(SP_EVENT_CONTEXT(this)->desktop),
-                                           SP_VERB_CONTEXT_TWEAK, _("Roughen path tweak"));
-                        break;
-                    case TWEAK_MODE_COLORPAINT:
-                        DocumentUndo::done(sp_desktop_document(SP_EVENT_CONTEXT(this)->desktop),
-                                           SP_VERB_CONTEXT_TWEAK, _("Color paint tweak"));
-                        break;
-                    case TWEAK_MODE_COLORJITTER:
-                        DocumentUndo::done(sp_desktop_document(SP_EVENT_CONTEXT(this)->desktop),
-                                           SP_VERB_CONTEXT_TWEAK, _("Color jitter tweak"));
-                        break;
-                    case TWEAK_MODE_BLUR:
-                        DocumentUndo::done(sp_desktop_document(SP_EVENT_CONTEXT(this)->desktop),
-                                           SP_VERB_CONTEXT_TWEAK, _("Blur tweak"));
-                        break;
-                }
-            }
-            break;
-        }
-        case GDK_KEY_PRESS:
-        {
-            switch (get_group0_keyval (&event->key)) {
-                case GDK_KEY_m:
-                case GDK_KEY_M:
-                case GDK_KEY_0:
-                    if (MOD__SHIFT_ONLY(event)) {
-                        sp_tweak_switch_mode(this, TWEAK_MODE_MOVE, MOD__SHIFT(event));
-                        ret = TRUE;
-                    }
-                    break;
-                case GDK_KEY_i:
-                case GDK_KEY_I:
-                case GDK_KEY_1:
-                    if (MOD__SHIFT_ONLY(event)) {
-                        sp_tweak_switch_mode(this, TWEAK_MODE_MOVE_IN_OUT, MOD__SHIFT(event));
-                        ret = TRUE;
-                    }
-                    break;
-                case GDK_KEY_z:
-                case GDK_KEY_Z:
-                case GDK_KEY_2:
-                    if (MOD__SHIFT_ONLY(event)) {
-                        sp_tweak_switch_mode(this, TWEAK_MODE_MOVE_JITTER, MOD__SHIFT(event));
-                        ret = TRUE;
-                    }
-                    break;
-                case GDK_KEY_less:
-                case GDK_KEY_comma:
-                case GDK_KEY_greater:
-                case GDK_KEY_period:
-                case GDK_KEY_3:
-                    if (MOD__SHIFT_ONLY(event)) {
-                        sp_tweak_switch_mode(this, TWEAK_MODE_SCALE, MOD__SHIFT(event));
-                        ret = TRUE;
-                    }
-                    break;
-                case GDK_KEY_bracketright:
-                case GDK_KEY_bracketleft:
-                case GDK_KEY_4:
-                    if (MOD__SHIFT_ONLY(event)) {
-                        sp_tweak_switch_mode(this, TWEAK_MODE_ROTATE, MOD__SHIFT(event));
-                        ret = TRUE;
-                    }
-                    break;
-                case GDK_KEY_d:
-                case GDK_KEY_D:
-                case GDK_KEY_5:
-                    if (MOD__SHIFT_ONLY(event)) {
-                        sp_tweak_switch_mode(this, TWEAK_MODE_MORELESS, MOD__SHIFT(event));
-                        ret = TRUE;
-                    }
-                    break;
-                case GDK_KEY_p:
-                case GDK_KEY_P:
-                case GDK_KEY_6:
-                    if (MOD__SHIFT_ONLY(event)) {
-                        sp_tweak_switch_mode(this, TWEAK_MODE_PUSH, MOD__SHIFT(event));
-                        ret = TRUE;
-                    }
-                    break;
-                case GDK_KEY_s:
-                case GDK_KEY_S:
-                case GDK_KEY_7:
-                    if (MOD__SHIFT_ONLY(event)) {
-                        sp_tweak_switch_mode(this, TWEAK_MODE_SHRINK_GROW, MOD__SHIFT(event));
-                        ret = TRUE;
-                    }
-                    break;
-                case GDK_KEY_a:
-                case GDK_KEY_A:
-                case GDK_KEY_8:
-                    if (MOD__SHIFT_ONLY(event)) {
-                        sp_tweak_switch_mode(this, TWEAK_MODE_ATTRACT_REPEL, MOD__SHIFT(event));
-                        ret = TRUE;
-                    }
-                    break;
-                case GDK_KEY_r:
-                case GDK_KEY_R:
-                case GDK_KEY_9:
-                    if (MOD__SHIFT_ONLY(event)) {
-                        sp_tweak_switch_mode(this, TWEAK_MODE_ROUGHEN, MOD__SHIFT(event));
-                        ret = TRUE;
-                    }
-                    break;
-                case GDK_KEY_c:
-                case GDK_KEY_C:
-                    if (MOD__SHIFT_ONLY(event)) {
-                        sp_tweak_switch_mode(this, TWEAK_MODE_COLORPAINT, MOD__SHIFT(event));
-                        ret = TRUE;
-                    }
-                    break;
-                case GDK_KEY_j:
-                case GDK_KEY_J:
-                    if (MOD__SHIFT_ONLY(event)) {
-                        sp_tweak_switch_mode(this, TWEAK_MODE_COLORJITTER, MOD__SHIFT(event));
-                        ret = TRUE;
-                    }
-                    break;
-                case GDK_KEY_b:
-                case GDK_KEY_B:
-                    if (MOD__SHIFT_ONLY(event)) {
-                        sp_tweak_switch_mode(this, TWEAK_MODE_BLUR, MOD__SHIFT(event));
-                        ret = TRUE;
-                    }
-                    break;
-
-                case GDK_KEY_Up:
-                case GDK_KEY_KP_Up:
-                    if (!MOD__CTRL_ONLY(event)) {
-                        this->force += 0.05;
-                        if (this->force > 1.0) {
-                            this->force = 1.0;
-                        }
-                        desktop->setToolboxAdjustmentValue ("tweak-force", this->force * 100);
-                        ret = TRUE;
-                    }
-                    break;
-                case GDK_KEY_Down:
-                case GDK_KEY_KP_Down:
-                    if (!MOD__CTRL_ONLY(event)) {
-                        this->force -= 0.05;
-                        if (this->force < 0.0) {
-                            this->force = 0.0;
-                        }
-                        desktop->setToolboxAdjustmentValue ("tweak-force", this->force * 100);
-                        ret = TRUE;
-                    }
-                    break;
-                case GDK_KEY_Right:
-                case GDK_KEY_KP_Right:
-                    if (!MOD__CTRL_ONLY(event)) {
-                        this->width += 0.01;
-                        if (this->width > 1.0) {
-                            this->width = 1.0;
-                        }
-                        desktop->setToolboxAdjustmentValue ("altx-tweak", this->width * 100); // the same spinbutton is for alt+x
-                        sp_tweak_update_area(this);
-                        ret = TRUE;
-                    }
-                    break;
-                case GDK_KEY_Left:
-                case GDK_KEY_KP_Left:
-                    if (!MOD__CTRL_ONLY(event)) {
-                        this->width -= 0.01;
-                        if (this->width < 0.01) {
-                            this->width = 0.01;
-                        }
-                        desktop->setToolboxAdjustmentValue ("altx-tweak", this->width * 100);
-                        sp_tweak_update_area(this);
-                        ret = TRUE;
-                    }
-                    break;
-                case GDK_KEY_Home:
-                case GDK_KEY_KP_Home:
-                    this->width = 0.01;
-                    desktop->setToolboxAdjustmentValue ("altx-tweak", this->width * 100);
-                    sp_tweak_update_area(this);
-                    ret = TRUE;
-                    break;
-                case GDK_KEY_End:
-                case GDK_KEY_KP_End:
-                    this->width = 1.0;
-                    desktop->setToolboxAdjustmentValue ("altx-tweak", this->width * 100);
-                    sp_tweak_update_area(this);
-                    ret = TRUE;
-                    break;
-                case GDK_KEY_x:
-                case GDK_KEY_X:
-                    if (MOD__ALT_ONLY(event)) {
-                        desktop->setToolboxFocusTo ("altx-tweak");
-                        ret = TRUE;
-                    }
-                    break;
-
-                case GDK_KEY_Shift_L:
-                case GDK_KEY_Shift_R:
-                    this->update_cursor(true);
-                    break;
-
-                case GDK_KEY_Control_L:
-                case GDK_KEY_Control_R:
-                    sp_tweak_switch_mode_temporarily(this, TWEAK_MODE_SHRINK_GROW, MOD__SHIFT(event));
-                    break;
-                case GDK_KEY_Delete:
-                case GDK_KEY_KP_Delete:
-                case GDK_KEY_BackSpace:
-                    ret = this->deleteSelectedDrag(MOD__CTRL_ONLY(event));
-                    break;
-
-                default:
-                    break;
-            }
-            break;
-        }
-        case GDK_KEY_RELEASE: {
-            Inkscape::Preferences *prefs = Inkscape::Preferences::get();
-            switch (get_group0_keyval(&event->key)) {
-                case GDK_KEY_Shift_L:
-                case GDK_KEY_Shift_R:
-                    this->update_cursor(false);
-                    break;
-                case GDK_KEY_Control_L:
-                case GDK_KEY_Control_R:
-                    sp_tweak_switch_mode (this, prefs->getInt("/tools/tweak/mode"), MOD__SHIFT(event));
-                    this->message_context->clear();
-                    break;
-                default:
-                    sp_tweak_switch_mode (this, prefs->getInt("/tools/tweak/mode"), MOD__SHIFT(event));
-                    break;
-            }
-        }
-        default:
-            break;
-    }
-
-    if (!ret) {
-    	ret = ToolBase::root_handler(event);
-    }
-
-    return ret;
-}
-
-}
-}
-}
-
-/*
-  Local Variables:
-  mode:c++
-  c-file-style:"stroustrup"
-  c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
-  indent-tabs-mode:nil
-  fill-column:99
-  End:
-*/
-// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8:textwidth=99 :