static void sp_box3d_finish(Box3DContext *bc)
{
bc->_message_context->clear();
bc->ctrl_dragged = false;
bc->extruded = false;
if ( bc->item != NULL ) {
SPDesktop * desktop = SP_EVENT_CONTEXT_DESKTOP(bc);
SPDocument *doc = sp_desktop_document(desktop);
if (!doc || !doc->getCurrentPersp3D())
return;
SPBox3D *box = SP_BOX3D(bc->item);
box->orig_corner0 = bc->drag_origin_proj;
box->orig_corner7 = bc->drag_ptC_proj;
box->updateRepr();
box3d_relabel_corners(box);
desktop->canvas->end_forced_full_redraws();
sp_desktop_selection(desktop)->set(bc->item);
sp_document_done(sp_desktop_document(desktop), SP_VERB_CONTEXT_3DBOX,
_("Create 3D box"));
bc->item = NULL;
}
}
//FIXME: must work with text selection
void
text_remove_all_kerns()
{
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
Inkscape::Selection *selection = sp_desktop_selection(desktop);
if (selection->isEmpty()) {
sp_desktop_message_stack(desktop)->flash(Inkscape::WARNING_MESSAGE, _("Select <b>text(s)</b> to remove kerns from."));
return;
}
bool did = false;
for (GSList *items = g_slist_copy((GSList *) selection->itemList());
items != NULL;
items = items->next) {
SPObject *obj = SP_OBJECT(items->data);
if (!SP_IS_TEXT(obj) && !SP_IS_TSPAN(obj) && !SP_IS_FLOWTEXT(obj)) {
continue;
}
text_remove_all_kerns_recursively(obj);
obj->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG | SP_TEXT_LAYOUT_MODIFIED_FLAG);
did = true;
}
if (!did) {
sp_desktop_message_stack(desktop)->flash(Inkscape::ERROR_MESSAGE, _("Select <b>text(s)</b> to remove kerns from."));
} else {
sp_document_done(sp_desktop_document(desktop), SP_VERB_CONTEXT_TEXT,
_("Remove manual kerns"));
}
}
static void sp_box3d_context_setup(SPEventContext *ec)
{
Box3DContext *bc = SP_BOX3D_CONTEXT(ec);
if (((SPEventContextClass *) parent_class)->setup) {
((SPEventContextClass *) parent_class)->setup(ec);
}
ec->shape_editor = new ShapeEditor(ec->desktop);
SPItem *item = sp_desktop_selection(ec->desktop)->singleItem();
if (item) {
ec->shape_editor->set_item(item, SH_KNOTHOLDER);
}
bc->sel_changed_connection.disconnect();
bc->sel_changed_connection = sp_desktop_selection(ec->desktop)->connectChanged(
sigc::bind(sigc::ptr_fun(&sp_box3d_context_selection_changed), (gpointer)bc)
);
bc->_vpdrag = new Box3D::VPDrag(sp_desktop_document (ec->desktop));
Inkscape::Preferences *prefs = Inkscape::Preferences::get();
if (prefs->getBool("/tools/shapes/selcue")) {
ec->enableSelectionCue();
}
if (prefs->getBool("/tools/shapes/gradientdrag")) {
ec->enableGrDrag();
}
bc->_message_context = new Inkscape::MessageContext((ec->desktop)->messageStack());
}
void sp_color_picker_color_mod(SPColorSelector *csel, GObject *cp)
{
if (_in_use) {
return;
} else {
_in_use = true;
}
SPColor color;
float alpha = 0;
csel->base->getColorAlpha(color, alpha);
guint32 rgba = color.toRGBA32( alpha );
ColorPicker *ptr = reinterpret_cast<ColorPicker *>(cp);
(ptr->_preview).setRgba32 (rgba);
if (ptr->_undo && SP_ACTIVE_DESKTOP)
DocumentUndo::done(sp_desktop_document(SP_ACTIVE_DESKTOP), SP_VERB_NONE,
/* TODO: annotate */ "color-picker.cpp:130");
ptr->on_changed (rgba);
_in_use = false;
ptr->_changed_signal.emit (rgba);
ptr->_rgba = rgba;
}
void
RegisteredColorPicker::on_changed (guint32 rgba)
{
if (_wr->isUpdating())
return;
_wr->setUpdating (true);
// Use local repr here. When repr is specified, use that one, but
// if repr==NULL, get the repr of namedview of active desktop.
Inkscape::XML::Node *local_repr = repr;
SPDocument *local_doc = doc;
if (!local_repr) {
// no repr specified, use active desktop's namedview's repr
SPDesktop *dt = SP_ACTIVE_DESKTOP;
if (!dt)
return;
local_repr = sp_desktop_namedview(dt)->getRepr();
local_doc = sp_desktop_document(dt);
}
gchar c[32];
sp_svg_write_color(c, sizeof(c), rgba);
bool saved = DocumentUndo::getUndoSensitive(local_doc);
DocumentUndo::setUndoSensitive(local_doc, false);
local_repr->setAttribute(_ckey.c_str(), c);
sp_repr_set_css_double(local_repr, _akey.c_str(), (rgba & 0xff) / 255.0);
DocumentUndo::setUndoSensitive(local_doc, saved);
local_doc->setModifiedSinceSave();
DocumentUndo::done(local_doc, SP_VERB_NONE,
/* TODO: annotate */ "registered-widget.cpp: RegisteredColorPicker::on_changed");
_wr->setUpdating (false);
}
/// Returns the active document
SPDocument*
Editor::getActiveDocument()
{
if (getActiveDesktop()) {
return sp_desktop_document (getActiveDesktop());
}
return NULL;
}
static bool
sp_select_context_abort(SPEventContext *event_context)
{
SPDesktop *desktop = event_context->desktop;
SPSelectContext *sc = SP_SELECT_CONTEXT(event_context);
Inkscape::SelTrans *seltrans = sc->_seltrans;
if (sc->dragging) {
if (sc->moved) { // cancel dragging an object
seltrans->ungrab();
sc->moved = FALSE;
sc->dragging = FALSE;
sp_event_context_discard_delayed_snap_event(event_context);
drag_escaped = 1;
if (sc->item) {
// only undo if the item is still valid
if (SP_OBJECT_DOCUMENT( SP_OBJECT(sc->item))) {
sp_document_undo(sp_desktop_document(desktop));
}
sp_object_unref( SP_OBJECT(sc->item), NULL);
} else if (sc->button_press_ctrl) {
// NOTE: This is a workaround to a bug.
// When the ctrl key is held, sc->item is not defined
// so in this case (only), we skip the object doc check
sp_document_undo(sp_desktop_document(desktop));
}
sc->item = NULL;
SP_EVENT_CONTEXT(sc)->desktop->messageStack()->flash(Inkscape::NORMAL_MESSAGE, _("Move canceled."));
return true;
}
} else {
if (Inkscape::Rubberband::get(desktop)->is_started()) {
Inkscape::Rubberband::get(desktop)->stop();
rb_escaped = 1;
SP_EVENT_CONTEXT(sc)->defaultMessageContext()->clear();
SP_EVENT_CONTEXT(sc)->desktop->messageStack()->flash(Inkscape::NORMAL_MESSAGE, _("Selection canceled."));
return true;
}
}
return false;
}
void TemplateWidget::create()
{
if (_current_template.display_name == "")
return;
if (_current_template.is_procedural){
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
SPDesktop *desc = sp_file_new_default();
_current_template.tpl_effect->effect(desc);
DocumentUndo::clearUndo(sp_desktop_document(desc));
sp_desktop_document(desc)->setModifiedSinceSave(false);
if (desktop)
desktop->clearWaitingCursor();
}
else {
sp_file_new(_current_template.path);
}
}
void
sp_selected_path_reverse(SPDesktop *desktop)
{
Inkscape::Selection *selection = sp_desktop_selection(desktop);
GSList *items = (GSList *) selection->itemList();
if (!items) {
sp_desktop_message_stack(desktop)->flash(Inkscape::WARNING_MESSAGE, _("Select <b>path(s)</b> to reverse."));
return;
}
// set "busy" cursor
desktop->setWaitingCursor();
bool did = false;
desktop->messageStack()->flash(Inkscape::IMMEDIATE_MESSAGE, _("Reversing paths..."));
for (GSList *i = items; i != NULL; i = i->next) {
if (!SP_IS_PATH(i->data))
continue;
did = true;
SPPath *path = SP_PATH(i->data);
SPCurve *rcurve = sp_path_get_curve_reference(path)->create_reverse();
gchar *str = sp_svg_write_path(rcurve->get_pathvector());
if ( sp_lpe_item_has_path_effect_recursive(SP_LPE_ITEM(path)) ) {
SP_OBJECT_REPR(path)->setAttribute("inkscape:original-d", str);
} else {
SP_OBJECT_REPR(path)->setAttribute("d", str);
}
g_free(str);
rcurve->unref();
// reverse nodetypes order (Bug #179866)
gchar *nodetypes = g_strdup(SP_OBJECT_REPR(path)->attribute("sodipodi:nodetypes"));
if ( nodetypes ) {
SP_OBJECT_REPR(path)->setAttribute("sodipodi:nodetypes", g_strreverse(nodetypes));
g_free(nodetypes);
}
}
desktop->clearWaitingCursor();
if (did) {
sp_document_done(sp_desktop_document(desktop), SP_VERB_SELECTION_REVERSE,
_("Reverse path"));
} else {
sp_desktop_message_stack(desktop)->flash(Inkscape::ERROR_MESSAGE, _("<b>No paths</b> to reverse in the selection."));
}
}
void LivePathEffectEditor::onDown()
{
Inkscape::Selection *sel = _getSelection();
if ( sel && !sel->isEmpty() ) {
SPItem *item = sel->singleItem();
if ( item && SP_IS_LPE_ITEM(item) ) {
sp_lpe_item_down_current_path_effect(SP_LPE_ITEM(item));
sp_document_done ( sp_desktop_document (current_desktop), SP_VERB_DIALOG_LIVE_PATH_EFFECT,
_("Move path effect down") );
effect_list_reload(SP_LPE_ITEM(item));
}
}
}
void
gr_item_activate (GtkMenuItem *menuitem, gpointer data)
{
SPGradient *gr = (SPGradient *) g_object_get_data (G_OBJECT (menuitem), "gradient");
gr = sp_gradient_ensure_vector_normalized(gr);
SPDesktop *desktop = (SPDesktop *) data;
Inkscape::Selection *selection = sp_desktop_selection (desktop);
SPEventContext *ev = sp_desktop_event_context (desktop);
gr_apply_gradient (selection, ev? ev->get_drag() : NULL, gr);
sp_document_done (sp_desktop_document (desktop), SP_VERB_CONTEXT_GRADIENT,
_("Assign gradient to object"));
}
static void
sp_text_edit_dialog_apply( GtkButton */*button*/, GtkWidget *dlg )
{
g_object_set_data (G_OBJECT (dlg), "blocked", GINT_TO_POINTER (TRUE));
GtkWidget *apply = (GtkWidget*)g_object_get_data (G_OBJECT (dlg), "apply");
GtkWidget *def = (GtkWidget*)g_object_get_data (G_OBJECT (dlg), "default");
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
unsigned items = 0;
const GSList *item_list = sp_desktop_selection(desktop)->itemList();
SPCSSAttr *css = sp_get_text_dialog_style ();
sp_desktop_set_style(desktop, css, true);
for (; item_list != NULL; item_list = item_list->next) {
// apply style to the reprs of all text objects in the selection
if (SP_IS_TEXT (item_list->data)) {
// backwards compatibility:
SP_OBJECT_REPR(item_list->data)->setAttribute("sodipodi:linespacing", sp_repr_css_property (css, "line-height", NULL));
++items;
}
else if (SP_IS_FLOWTEXT (item_list->data))
// no need to set sodipodi:linespacing, because Inkscape never supported it on flowtext
++items;
}
if (items == 0) {
// no text objects; apply style to prefs for new objects
Inkscape::Preferences *prefs = Inkscape::Preferences::get();
prefs->mergeStyle("/tools/text/style", css);
gtk_widget_set_sensitive (def, FALSE);
} else if (items == 1) {
/* exactly one text object; now set its text, too */
SPItem *item = sp_desktop_selection(SP_ACTIVE_DESKTOP)->singleItem();
if (SP_IS_TEXT (item) || SP_IS_FLOWTEXT(item)) {
sp_text_edit_dialog_update_object_text (item);
}
}
// complete the transaction
sp_document_done (sp_desktop_document (SP_ACTIVE_DESKTOP), SP_VERB_CONTEXT_TEXT,
_("Set text style"));
gtk_widget_set_sensitive (apply, FALSE);
sp_repr_css_attr_unref (css);
g_object_set_data (G_OBJECT (dlg), "blocked", GINT_TO_POINTER (FALSE));
}
void sp_find_dialog_find(GObject *, GObject *dlg)
{
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
bool hidden = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (gtk_object_get_data (GTK_OBJECT (dlg), "includehidden")));
bool locked = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (gtk_object_get_data (GTK_OBJECT (dlg), "includelocked")));
GSList *l = NULL;
if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (gtk_object_get_data (GTK_OBJECT (dlg), "inselection")))) {
if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (gtk_object_get_data (GTK_OBJECT (dlg), "inlayer")))) {
l = all_selection_items (desktop->selection, l, desktop->currentLayer(), hidden, locked);
} else {
l = all_selection_items (desktop->selection, l, NULL, hidden, locked);
}
} else {
if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (gtk_object_get_data (GTK_OBJECT (dlg), "inlayer")))) {
l = all_items (desktop->currentLayer(), l, hidden, locked);
} else {
l = all_items (SP_DOCUMENT_ROOT (sp_desktop_document (desktop)), l, hidden, locked);
}
}
guint all = g_slist_length (l);
bool exact = true;
GSList *n = NULL;
n = filter_list (l, dlg, exact);
if (n == NULL) {
exact = false;
n = filter_list (l, dlg, exact);
}
if (n != NULL) {
int count = g_slist_length (n);
desktop->messageStack()->flashF(Inkscape::NORMAL_MESSAGE,
// TRANSLATORS: "%s" is replaced with "exact" or "partial" when this string is displayed
ngettext("<b>%d</b> object found (out of <b>%d</b>), %s match.",
"<b>%d</b> objects found (out of <b>%d</b>), %s match.",
count),
count, all, exact? _("exact") : _("partial"));
Inkscape::Selection *selection = sp_desktop_selection (desktop);
selection->clear();
selection->setList(n);
scroll_to_show_item (desktop, SP_ITEM(n->data));
} else {
desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("No objects found"));
}
}
void LivePathEffectEditor::on_visibility_toggled( Glib::ustring const& str )
{
Gtk::TreeModel::Children::iterator iter = effectlist_view.get_model()->get_iter(str);
Gtk::TreeModel::Row row = *iter;
LivePathEffect::LPEObjectReference * lpeobjref = row[columns.lperef];
if ( lpeobjref && lpeobjref->lpeobject->get_lpe() ) {
bool newValue = !row[columns.col_visible];
row[columns.col_visible] = newValue;
/* FIXME: this explicit writing to SVG is wrong. The lpe_item should have a method to disable/enable an effect within its stack.
* So one can call: lpe_item->setActive(lpeobjref->lpeobject); */
lpeobjref->lpeobject->get_lpe()->getRepr()->setAttribute("is_visible", newValue ? "true" : "false");
sp_document_done( sp_desktop_document(current_desktop), SP_VERB_DIALOG_LIVE_PATH_EFFECT,
newValue ? _("Activate path effect") : _("Deactivate path effect"));
}
}
static void
sp_gradient_context_add_stop_near_point (SPGradientContext *rc, SPItem *item, Geom::Point mouse_p, guint32 /*etime*/)
{
// item is the selected item. mouse_p the location in doc coordinates of where to add the stop
SPEventContext *ec = SP_EVENT_CONTEXT(rc);
SPDesktop *desktop = SP_EVENT_CONTEXT (rc)->desktop;
double tolerance = (double) ec->tolerance;
ec->get_drag()->addStopNearPoint (item, mouse_p, tolerance/desktop->current_zoom());
sp_document_done (sp_desktop_document (desktop), SP_VERB_CONTEXT_GRADIENT,
_("Add gradient stop"));
ec->get_drag()->updateDraggers();
}
/* This function is an entry point from GUI */
void
sp_selected_path_to_curves(SPDesktop *desktop, bool interactive)
{
Inkscape::Selection *selection = sp_desktop_selection(desktop);
if (selection->isEmpty()) {
if (interactive)
sp_desktop_message_stack(desktop)->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to convert to path."));
return;
}
bool did = false;
if (interactive) {
desktop->messageStack()->flash(Inkscape::IMMEDIATE_MESSAGE, _("Converting objects to paths..."));
// set "busy" cursor
desktop->setWaitingCursor();
}
GSList *selected = g_slist_copy((GSList *) selection->itemList());
GSList *to_select = NULL;
selection->clear();
GSList *items = g_slist_copy(selected);
did = sp_item_list_to_curves(items, &selected, &to_select);
g_slist_free (items);
selection->setReprList(to_select);
selection->addList(selected);
g_slist_free (to_select);
g_slist_free (selected);
if (interactive) {
desktop->clearWaitingCursor();
if (did) {
sp_document_done(sp_desktop_document(desktop), SP_VERB_OBJECT_TO_CURVE,
_("Object to path"));
} else {
sp_desktop_message_stack(desktop)->flash(Inkscape::ERROR_MESSAGE, _("<b>No objects</b> to convert to path in the selection."));
return;
}
}
}
static void
sp_spiral_finish(SPSpiralContext *sc)
{
sc->_message_context->clear();
if (sc->item != NULL) {
SPDesktop *desktop = SP_EVENT_CONTEXT(sc)->desktop;
SPSpiral *spiral = SP_SPIRAL(sc->item);
sp_shape_set_shape(SP_SHAPE(spiral));
SP_OBJECT(spiral)->updateRepr(SP_OBJECT_WRITE_EXT);
sp_canvas_end_forced_full_redraws(desktop->canvas);
sp_desktop_selection(desktop)->set(sc->item);
sp_document_done(sp_desktop_document(desktop), SP_VERB_CONTEXT_SPIRAL,
_("Create spiral"));
sc->item = NULL;
}
}
void
ObjectCompositeSettings::_opacityValueChanged()
{
if (!_subject) {
return;
}
SPDesktop *desktop = _subject->getDesktop();
if (!desktop) {
return;
}
if (_blocked)
return;
_blocked = true;
// FIXME: fix for GTK breakage, see comment in SelectedStyle::on_opacity_changed; here it results in crash 1580903
// UPDATE: crash fixed in GTK+ 2.10.7 (bug 374378), remove this as soon as it's reasonably common
// (though this only fixes the crash, not the multiple change events)
//sp_canvas_force_full_redraw_after_interruptions(sp_desktop_canvas(desktop), 0);
SPCSSAttr *css = sp_repr_css_attr_new ();
Inkscape::CSSOStringStream os;
os << CLAMP (_opacity_scale.get_adjustment()->get_value() / 100, 0.0, 1.0);
sp_repr_css_set_property (css, "opacity", os.str().c_str());
_subject->setCSS(css);
sp_repr_css_attr_unref (css);
DocumentUndo::maybeDone(sp_desktop_document (desktop), _opacity_tag.c_str(), _verb_code,
_("Change opacity"));
// resume interruptibility
//sp_canvas_end_forced_full_redraws(sp_desktop_canvas(desktop));
_blocked = false;
}
/**
* Initiates a shared session with a user or conference room.
*
* \param to The recipient to which this desktop will be linked, specified as a JID.
* \param type Type of the session; i.e. private message or group chat.
*/
void
SessionManager::initialiseSession(Glib::ustring const& to, State::SessionType type)
{
SPDocument* doc = makeInkboardDocument(g_quark_from_static_string("xml"), "svg:svg", type, to);
InkboardDocument* inkdoc = dynamic_cast< InkboardDocument* >(doc->rdoc);
if(inkdoc == NULL) return;
if(type == State::WHITEBOARD_PEER)
{
ChooseDesktop dialog;
int result = dialog.run();
if(result == Gtk::RESPONSE_OK)
{
SPDesktop *desktop = dialog.getDesktop();
if(desktop != NULL)
{
Inkscape::XML::Document *old_doc =
sp_desktop_document(desktop)->rdoc;
inkdoc->root()->mergeFrom(old_doc->root(),"id");
}
}else { return; }
}
char * sessionId = createSessionId(10);
inkdoc->setSessionId(sessionId);
makeInkboardDesktop(doc);
addSession(WhiteboardRecord(sessionId, inkdoc));
inkdoc->startSessionNegotiation();
}
void
text_remove_from_path()
{
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
Inkscape::Selection *selection = sp_desktop_selection(desktop);
if (selection->isEmpty()) {
sp_desktop_message_stack(desktop)->flash(Inkscape::WARNING_MESSAGE, _("Select <b>a text on path</b> to remove it from path."));
return;
}
bool did = false;
for (GSList *items = g_slist_copy((GSList *) selection->itemList());
items != NULL;
items = items->next) {
if (!SP_IS_TEXT_TEXTPATH(SP_OBJECT(items->data))) {
continue;
}
SPObject *tp = sp_object_first_child(SP_OBJECT(items->data));
did = true;
sp_textpath_to_text(tp);
}
if (!did) {
sp_desktop_message_stack(desktop)->flash(Inkscape::ERROR_MESSAGE, _("<b>No texts-on-paths</b> in the selection."));
} else {
sp_document_done(sp_desktop_document(desktop), SP_VERB_CONTEXT_TEXT,
_("Remove text from path"));
selection->setList(g_slist_copy((GSList *) selection->itemList())); // reselect to update statusbar description
}
}
void
text_flow_into_shape()
{
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
if (!desktop)
return;
SPDocument *doc = sp_desktop_document (desktop);
Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
Inkscape::Selection *selection = sp_desktop_selection(desktop);
SPItem *text = text_or_flowtext_in_selection(selection);
SPItem *shape = shape_in_selection(selection);
if (!text || !shape || g_slist_length((GSList *) selection->itemList()) < 2) {
sp_desktop_message_stack(desktop)->flash(Inkscape::WARNING_MESSAGE, _("Select <b>a text</b> and one or more <b>paths or shapes</b> to flow text into frame."));
return;
}
if (SP_IS_TEXT(text)) {
// remove transform from text, but recursively scale text's fontsize by the expansion
SP_TEXT(text)->_adjustFontsizeRecursive(text, NR::expansion(SP_ITEM(text)->transform));
SP_OBJECT_REPR(text)->setAttribute("transform", NULL);
}
Inkscape::XML::Node *root_repr = xml_doc->createElement("svg:flowRoot");
root_repr->setAttribute("xml:space", "preserve"); // we preserve spaces in the text objects we create
root_repr->setAttribute("style", SP_OBJECT_REPR(text)->attribute("style")); // fixme: transfer style attrs too
SP_OBJECT_REPR(SP_OBJECT_PARENT(shape))->appendChild(root_repr);
SPObject *root_object = doc->getObjectByRepr(root_repr);
g_return_if_fail(SP_IS_FLOWTEXT(root_object));
Inkscape::XML::Node *region_repr = xml_doc->createElement("svg:flowRegion");
root_repr->appendChild(region_repr);
SPObject *object = doc->getObjectByRepr(region_repr);
g_return_if_fail(SP_IS_FLOWREGION(object));
/* Add clones */
for (GSList *items = (GSList *) selection->itemList();
items != NULL;
items = items->next) {
SPItem *item = SP_ITEM(items->data);
if (SP_IS_SHAPE(item)){
Inkscape::XML::Node *clone = xml_doc->createElement("svg:use");
clone->setAttribute("x", "0");
clone->setAttribute("y", "0");
clone->setAttribute("xlink:href", g_strdup_printf("#%s", SP_OBJECT_REPR(item)->attribute("id")));
// add the new clone to the region
region_repr->appendChild(clone);
}
}
if (SP_IS_TEXT(text)) { // flow from text, as string
Inkscape::XML::Node *para_repr = xml_doc->createElement("svg:flowPara");
root_repr->appendChild(para_repr);
object = doc->getObjectByRepr(para_repr);
g_return_if_fail(SP_IS_FLOWPARA(object));
Inkscape::Text::Layout const *layout = te_get_layout(text);
Glib::ustring text_ustring = sp_te_get_string_multiline(text, layout->begin(), layout->end());
Inkscape::XML::Node *text_repr = xml_doc->createTextNode(text_ustring.c_str()); // FIXME: transfer all formatting! and convert newlines into flowParas!
para_repr->appendChild(text_repr);
Inkscape::GC::release(para_repr);
Inkscape::GC::release(text_repr);
} else { // reflow an already flowed text, preserving paras
for (SPObject *o = SP_OBJECT(text)->children; o != NULL; o = o->next) {
if (SP_IS_FLOWPARA(o)) {
Inkscape::XML::Node *para_repr = SP_OBJECT_REPR(o)->duplicate(xml_doc);
root_repr->appendChild(para_repr);
object = doc->getObjectByRepr(para_repr);
g_return_if_fail(SP_IS_FLOWPARA(object));
Inkscape::GC::release(para_repr);
}
}
}
SP_OBJECT(text)->deleteObject (true);
sp_document_done(doc, SP_VERB_CONTEXT_TEXT,
_("Flow text into shape"));
sp_desktop_selection(desktop)->set(SP_ITEM(root_object));
Inkscape::GC::release(root_repr);
Inkscape::GC::release(region_repr);
}
static gint
sp_select_context_root_handler(SPEventContext *event_context, GdkEvent *event)
{
SPItem *item = NULL;
SPItem *item_at_point = NULL, *group_at_point = NULL, *item_in_group = NULL;
gint ret = FALSE;
SPDesktop *desktop = event_context->desktop;
SPSelectContext *sc = SP_SELECT_CONTEXT(event_context);
Inkscape::SelTrans *seltrans = sc->_seltrans;
Inkscape::Selection *selection = sp_desktop_selection(desktop);
Inkscape::Preferences *prefs = Inkscape::Preferences::get();
// make sure we still have valid objects to move around
if (sc->item && SP_OBJECT_DOCUMENT( SP_OBJECT(sc->item))==NULL) {
sp_select_context_abort(event_context);
}
switch (event->type) {
case GDK_2BUTTON_PRESS:
if (event->button.button == 1) {
if (!selection->isEmpty()) {
SPItem *clicked_item = (SPItem *) selection->itemList()->data;
if (SP_IS_GROUP(clicked_item) && !SP_IS_BOX3D(clicked_item)) { // enter group if it's not a 3D box
desktop->setCurrentLayer(reinterpret_cast<SPObject *>(clicked_item));
sp_desktop_selection(desktop)->clear();
sc->dragging = false;
sp_event_context_discard_delayed_snap_event(event_context);
desktop->canvas->end_forced_full_redraws();
} else { // switch tool
Geom::Point const button_pt(event->button.x, event->button.y);
Geom::Point const p(desktop->w2d(button_pt));
tools_switch_by_item (desktop, clicked_item, p);
}
} else {
sp_select_context_up_one_layer(desktop);
}
ret = TRUE;
}
break;
case GDK_BUTTON_PRESS:
if (event->button.button == 1 && !event_context->space_panning) {
// save drag origin
xp = (gint) event->button.x;
yp = (gint) event->button.y;
within_tolerance = true;
Geom::Point const button_pt(event->button.x, event->button.y);
Geom::Point const p(desktop->w2d(button_pt));
if (event->button.state & GDK_MOD1_MASK)
Inkscape::Rubberband::get(desktop)->setMode(RUBBERBAND_MODE_TOUCHPATH);
Inkscape::Rubberband::get(desktop)->start(desktop, p);
if (sc->grabbed) {
sp_canvas_item_ungrab(sc->grabbed, event->button.time);
sc->grabbed = NULL;
}
sp_canvas_item_grab(SP_CANVAS_ITEM(desktop->acetate),
GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK | GDK_BUTTON_RELEASE_MASK | GDK_POINTER_MOTION_MASK | GDK_POINTER_MOTION_HINT_MASK | GDK_BUTTON_PRESS_MASK,
NULL, event->button.time);
sc->grabbed = SP_CANVAS_ITEM(desktop->acetate);
// remember what modifiers were on before button press
sc->button_press_shift = (event->button.state & GDK_SHIFT_MASK) ? true : false;
sc->button_press_ctrl = (event->button.state & GDK_CONTROL_MASK) ? true : false;
sc->button_press_alt = (event->button.state & GDK_MOD1_MASK) ? true : false;
sc->moved = FALSE;
rb_escaped = drag_escaped = 0;
ret = TRUE;
} else if (event->button.button == 3) {
// right click; do not eat it so that right-click menu can appear, but cancel dragging & rubberband
sp_select_context_abort(event_context);
}
break;
case GDK_MOTION_NOTIFY:
tolerance = prefs->getIntLimited("/options/dragtolerance/value", 0, 0, 100);
if (event->motion.state & GDK_BUTTON1_MASK && !event_context->space_panning) {
Geom::Point const motion_pt(event->motion.x, event->motion.y);
Geom::Point const p(desktop->w2d(motion_pt));
if ( within_tolerance
&& ( abs( (gint) event->motion.x - xp ) < tolerance )
&& ( abs( (gint) event->motion.y - yp ) < tolerance ) ) {
break; // do not drag if we're within tolerance from origin
}
// Once the user has moved farther than tolerance from the original location
// (indicating they intend to move the object, not click), then always process the
// motion notify coordinates as given (no snapping back to origin)
within_tolerance = false;
if (sc->button_press_ctrl || (sc->button_press_alt && !sc->button_press_shift && !selection->isEmpty())) {
// if it's not click and ctrl or alt was pressed (the latter with some selection
// but not with shift) we want to drag rather than rubberband
sc->dragging = TRUE;
desktop->setCursor(SP_SELECT_D_CURSOR);
desktop->canvas->force_full_redraw_after_interruptions(5);
}
if (sc->dragging) {
/* User has dragged fast, so we get events on root (lauris)*/
// not only that; we will end up here when ctrl-dragging as well
// and also when we started within tolerance, but trespassed tolerance outside of item
Inkscape::Rubberband::get(desktop)->stop();
SP_EVENT_CONTEXT(sc)->defaultMessageContext()->clear();
item_at_point = desktop->item_at_point(Geom::Point(event->button.x, event->button.y), FALSE);
if (!item_at_point) // if no item at this point, try at the click point (bug 1012200)
item_at_point = desktop->item_at_point(Geom::Point(xp, yp), FALSE);
if (item_at_point || sc->moved || sc->button_press_alt) {
// drag only if starting from an item, or if something is already grabbed, or if alt-dragging
if (!sc->moved) {
item_in_group = desktop->item_at_point(Geom::Point(event->button.x, event->button.y), TRUE);
group_at_point = desktop->group_at_point(Geom::Point(event->button.x, event->button.y));
if (SP_IS_LAYER(selection->single()))
group_at_point = SP_GROUP(selection->single());
// group-at-point is meant to be topmost item if it's a group,
// not topmost group of all items at point
if (group_at_point != item_in_group &&
!(group_at_point && item_at_point &&
group_at_point->isAncestorOf(item_at_point)))
group_at_point = NULL;
// if neither a group nor an item (possibly in a group) at point are selected, set selection to the item at point
if ((!item_in_group || !selection->includes(item_in_group)) &&
(!group_at_point || !selection->includes(group_at_point))
&& !sc->button_press_alt) {
// select what is under cursor
if (!seltrans->isEmpty()) {
seltrans->resetState();
}
// when simply ctrl-dragging, we don't want to go into groups
if (item_at_point && !selection->includes(item_at_point))
selection->set(item_at_point);
} // otherwise, do not change selection so that dragging selected-within-group items, as well as alt-dragging, is possible
seltrans->grab(p, -1, -1, FALSE, TRUE);
sc->moved = TRUE;
}
if (!seltrans->isEmpty())
seltrans->moveTo(p, event->button.state);
desktop->scroll_to_point(p);
gobble_motion_events(GDK_BUTTON1_MASK);
ret = TRUE;
} else {
sc->dragging = FALSE;
sp_event_context_discard_delayed_snap_event(event_context);
desktop->canvas->end_forced_full_redraws();
}
} else {
if (Inkscape::Rubberband::get(desktop)->is_started()) {
Inkscape::Rubberband::get(desktop)->move(p);
if (Inkscape::Rubberband::get(desktop)->getMode() == RUBBERBAND_MODE_TOUCHPATH) {
event_context->defaultMessageContext()->set(Inkscape::NORMAL_MESSAGE, _("<b>Draw over</b> objects to select them; release <b>Alt</b> to switch to rubberband selection"));
} else {
event_context->defaultMessageContext()->set(Inkscape::NORMAL_MESSAGE, _("<b>Drag around</b> objects to select them; press <b>Alt</b> to switch to touch selection"));
}
gobble_motion_events(GDK_BUTTON1_MASK);
}
}
}
break;
case GDK_BUTTON_RELEASE:
xp = yp = 0;
if ((event->button.button == 1) && (sc->grabbed) && !event_context->space_panning) {
if (sc->dragging) {
if (sc->moved) {
// item has been moved
seltrans->ungrab();
sc->moved = FALSE;
} else if (sc->item && !drag_escaped) {
// item has not been moved -> simply a click, do selecting
if (!selection->isEmpty()) {
if (event->button.state & GDK_SHIFT_MASK) {
// with shift, toggle selection
seltrans->resetState();
selection->toggle(sc->item);
} else {
SPObject* single = selection->single();
// without shift, increase state (i.e. toggle scale/rotation handles)
if (selection->includes(sc->item)) {
seltrans->increaseState();
} else if (SP_IS_LAYER(single) && single->isAncestorOf(sc->item)) {
seltrans->increaseState();
} else {
seltrans->resetState();
selection->set(sc->item);
}
}
} else { // simple or shift click, no previous selection
seltrans->resetState();
selection->set(sc->item);
}
}
sc->dragging = FALSE;
desktop->setCursor(SP_SELECT_CURSOR);
sp_event_context_discard_delayed_snap_event(event_context);
desktop->canvas->end_forced_full_redraws();
if (sc->item) {
sp_object_unref( SP_OBJECT(sc->item), NULL);
}
sc->item = NULL;
} else {
Inkscape::Rubberband *r = Inkscape::Rubberband::get(desktop);
if (r->is_started() && !within_tolerance) {
// this was a rubberband drag
GSList *items = NULL;
if (r->getMode() == RUBBERBAND_MODE_RECT) {
Geom::OptRect const b = r->getRectangle();
items = sp_document_items_in_box(sp_desktop_document(desktop), desktop->dkey, *b);
} else if (r->getMode() == RUBBERBAND_MODE_TOUCHPATH) {
items = sp_document_items_at_points(sp_desktop_document(desktop), desktop->dkey, r->getPoints());
}
seltrans->resetState();
r->stop();
SP_EVENT_CONTEXT(sc)->defaultMessageContext()->clear();
if (event->button.state & GDK_SHIFT_MASK) {
// with shift, add to selection
selection->addList (items);
} else {
// without shift, simply select anew
selection->setList (items);
}
g_slist_free (items);
} else { // it was just a click, or a too small rubberband
r->stop();
if (sc->button_press_shift && !rb_escaped && !drag_escaped) {
// this was a shift+click or alt+shift+click, select what was clicked upon
sc->button_press_shift = false;
if (sc->button_press_ctrl) {
// go into groups, honoring Alt
item = sp_event_context_find_item (desktop,
Geom::Point(event->button.x, event->button.y), event->button.state & GDK_MOD1_MASK, TRUE);
sc->button_press_ctrl = FALSE;
} else {
// don't go into groups, honoring Alt
item = sp_event_context_find_item (desktop,
Geom::Point(event->button.x, event->button.y), event->button.state & GDK_MOD1_MASK, FALSE);
}
if (item) {
selection->toggle(item);
item = NULL;
}
} else if ((sc->button_press_ctrl || sc->button_press_alt) && !rb_escaped && !drag_escaped) { // ctrl+click, alt+click
item = sp_event_context_find_item (desktop,
Geom::Point(event->button.x, event->button.y), sc->button_press_alt, sc->button_press_ctrl);
sc->button_press_ctrl = FALSE;
sc->button_press_alt = FALSE;
if (item) {
if (selection->includes(item)) {
seltrans->increaseState();
} else {
seltrans->resetState();
selection->set(item);
}
item = NULL;
}
} else { // click without shift, simply deselect, unless with Alt or something was cancelled
if (!selection->isEmpty()) {
if (!(rb_escaped) && !(drag_escaped) && !(event->button.state & GDK_MOD1_MASK))
selection->clear();
rb_escaped = 0;
ret = TRUE;
}
}
}
ret = TRUE;
}
if (sc->grabbed) {
sp_canvas_item_ungrab(sc->grabbed, event->button.time);
sc->grabbed = NULL;
}
desktop->updateNow();
}
if (event->button.button == 1) {
Inkscape::Rubberband::get(desktop)->stop(); // might have been started in another tool!
}
sc->button_press_shift = false;
sc->button_press_ctrl = false;
sc->button_press_alt = false;
break;
case GDK_KEY_PRESS: // keybindings for select context
{
{
guint keyval = get_group0_keyval(&event->key);
bool alt = ( MOD__ALT
|| (keyval == GDK_Alt_L)
|| (keyval == GDK_Alt_R)
|| (keyval == GDK_Meta_L)
|| (keyval == GDK_Meta_R));
if (!key_is_a_modifier (keyval)) {
event_context->defaultMessageContext()->clear();
} else if (sc->grabbed || seltrans->isGrabbed()) {
if (Inkscape::Rubberband::get(desktop)->is_started()) {
// if Alt then change cursor to moving cursor:
if (alt) {
Inkscape::Rubberband::get(desktop)->setMode(RUBBERBAND_MODE_TOUCHPATH);
}
} else {
// do not change the statusbar text when mousekey is down to move or transform the object,
// because the statusbar text is already updated somewhere else.
break;
}
} else {
sp_event_show_modifier_tip (event_context->defaultMessageContext(), event,
_("<b>Ctrl</b>: click to select in groups; drag to move hor/vert"),
_("<b>Shift</b>: click to toggle select; drag for rubberband selection"),
_("<b>Alt</b>: click to select under; drag to move selected or select by touch"));
// if Alt and nonempty selection, show moving cursor ("move selected"):
if (alt && !selection->isEmpty() && !desktop->isWaitingCursor()) {
desktop->setCursor(SP_SELECT_D_CURSOR);
}
//*/
break;
}
}
gdouble const nudge = prefs->getDoubleLimited("/options/nudgedistance/value", 2, 0, 1000); // in px
gdouble const offset = prefs->getDoubleLimited("/options/defaultscale/value", 2, 0, 1000);
int const snaps = prefs->getInt("/options/rotationsnapsperpi/value", 12);
switch (get_group0_keyval (&event->key)) {
case GDK_Left: // move selection left
case GDK_KP_Left:
case GDK_KP_4:
if (!MOD__CTRL) { // not ctrl
gint mul = 1 + gobble_key_events(
get_group0_keyval(&event->key), 0); // with any mask
if (MOD__ALT) { // alt
if (MOD__SHIFT) sp_selection_move_screen(desktop, mul*-10, 0); // shift
else sp_selection_move_screen(desktop, mul*-1, 0); // no shift
}
else { // no alt
if (MOD__SHIFT) sp_selection_move(desktop, mul*-10*nudge, 0); // shift
else sp_selection_move(desktop, mul*-nudge, 0); // no shift
}
ret = TRUE;
}
break;
case GDK_Up: // move selection up
case GDK_KP_Up:
case GDK_KP_8:
if (!MOD__CTRL) { // not ctrl
gint mul = 1 + gobble_key_events(
get_group0_keyval(&event->key), 0); // with any mask
if (MOD__ALT) { // alt
if (MOD__SHIFT) sp_selection_move_screen(desktop, 0, mul*10); // shift
else sp_selection_move_screen(desktop, 0, mul*1); // no shift
}
else { // no alt
if (MOD__SHIFT) sp_selection_move(desktop, 0, mul*10*nudge); // shift
else sp_selection_move(desktop, 0, mul*nudge); // no shift
}
ret = TRUE;
}
break;
case GDK_Right: // move selection right
case GDK_KP_Right:
case GDK_KP_6:
if (!MOD__CTRL) { // not ctrl
gint mul = 1 + gobble_key_events(
get_group0_keyval(&event->key), 0); // with any mask
if (MOD__ALT) { // alt
if (MOD__SHIFT) sp_selection_move_screen(desktop, mul*10, 0); // shift
else sp_selection_move_screen(desktop, mul*1, 0); // no shift
}
else { // no alt
if (MOD__SHIFT) sp_selection_move(desktop, mul*10*nudge, 0); // shift
else sp_selection_move(desktop, mul*nudge, 0); // no shift
}
ret = TRUE;
}
break;
case GDK_Down: // move selection down
case GDK_KP_Down:
case GDK_KP_2:
if (!MOD__CTRL) { // not ctrl
gint mul = 1 + gobble_key_events(
get_group0_keyval(&event->key), 0); // with any mask
if (MOD__ALT) { // alt
if (MOD__SHIFT) sp_selection_move_screen(desktop, 0, mul*-10); // shift
else sp_selection_move_screen(desktop, 0, mul*-1); // no shift
}
else { // no alt
if (MOD__SHIFT) sp_selection_move(desktop, 0, mul*-10*nudge); // shift
else sp_selection_move(desktop, 0, mul*-nudge); // no shift
}
ret = TRUE;
}
break;
case GDK_Escape:
if (!sp_select_context_abort(event_context))
selection->clear();
ret = TRUE;
break;
case GDK_a:
case GDK_A:
if (MOD__CTRL_ONLY) {
sp_edit_select_all(desktop);
ret = TRUE;
}
break;
case GDK_space:
/* stamping mode: show outline mode moving */
/* FIXME: Is next condition ok? (lauris) */
if (sc->dragging && sc->grabbed) {
seltrans->stamp();
ret = TRUE;
}
break;
case GDK_x:
case GDK_X:
if (MOD__ALT_ONLY) {
desktop->setToolboxFocusTo ("altx");
ret = TRUE;
}
break;
case GDK_bracketleft:
if (MOD__ALT) {
gint mul = 1 + gobble_key_events(
get_group0_keyval(&event->key), 0); // with any mask
sp_selection_rotate_screen(selection, mul*1);
} else if (MOD__CTRL) {
sp_selection_rotate(selection, 90);
} else if (snaps) {
sp_selection_rotate(selection, 180.0/snaps);
}
ret = TRUE;
break;
case GDK_bracketright:
if (MOD__ALT) {
gint mul = 1 + gobble_key_events(
get_group0_keyval(&event->key), 0); // with any mask
sp_selection_rotate_screen(selection, -1*mul);
} else if (MOD__CTRL) {
sp_selection_rotate(selection, -90);
} else if (snaps) {
sp_selection_rotate(selection, -180.0/snaps);
}
ret = TRUE;
break;
case GDK_less:
case GDK_comma:
if (MOD__ALT) {
gint mul = 1 + gobble_key_events(
get_group0_keyval(&event->key), 0); // with any mask
sp_selection_scale_screen(selection, -2*mul);
} else if (MOD__CTRL) {
sp_selection_scale_times(selection, 0.5);
} else {
gint mul = 1 + gobble_key_events(
get_group0_keyval(&event->key), 0); // with any mask
sp_selection_scale(selection, -offset*mul);
}
ret = TRUE;
break;
case GDK_greater:
case GDK_period:
if (MOD__ALT) {
gint mul = 1 + gobble_key_events(
get_group0_keyval(&event->key), 0); // with any mask
sp_selection_scale_screen(selection, 2*mul);
} else if (MOD__CTRL) {
sp_selection_scale_times(selection, 2);
} else {
gint mul = 1 + gobble_key_events(
get_group0_keyval(&event->key), 0); // with any mask
sp_selection_scale(selection, offset*mul);
}
ret = TRUE;
break;
case GDK_Return:
if (MOD__CTRL_ONLY) {
if (selection->singleItem()) {
SPItem *clicked_item = selection->singleItem();
if ( SP_IS_GROUP(clicked_item) ||
SP_IS_BOX3D(clicked_item)) { // enter group or a 3D box
desktop->setCurrentLayer(reinterpret_cast<SPObject *>(clicked_item));
sp_desktop_selection(desktop)->clear();
} else {
SP_EVENT_CONTEXT(sc)->desktop->messageStack()->flash(Inkscape::NORMAL_MESSAGE, _("Selected object is not a group. Cannot enter."));
}
}
ret = TRUE;
}
break;
case GDK_BackSpace:
if (MOD__CTRL_ONLY) {
sp_select_context_up_one_layer(desktop);
ret = TRUE;
}
break;
case GDK_s:
case GDK_S:
if (MOD__SHIFT_ONLY) {
if (!selection->isEmpty()) {
seltrans->increaseState();
}
ret = TRUE;
}
break;
case GDK_g:
case GDK_G:
if (MOD__SHIFT_ONLY) {
sp_selection_to_guides(desktop);
ret = true;
}
break;
default:
break;
}
break;
}
case GDK_KEY_RELEASE:
{
guint keyval = get_group0_keyval(&event->key);
if (key_is_a_modifier (keyval))
event_context->defaultMessageContext()->clear();
bool alt = ( MOD__ALT
|| (keyval == GDK_Alt_L)
|| (keyval == GDK_Alt_R)
|| (keyval == GDK_Meta_L)
|| (keyval == GDK_Meta_R));
if (Inkscape::Rubberband::get(desktop)->is_started()) {
// if Alt then change cursor to moving cursor:
if (alt) {
Inkscape::Rubberband::get(desktop)->setMode(RUBBERBAND_MODE_RECT);
}
}
}
// set cursor to default.
if (!desktop->isWaitingCursor()) {
desktop->setCursor(event_context->cursor_shape);
}
break;
default:
break;
}
if (!ret) {
if (((SPEventContextClass *) parent_class)->root_handler)
ret = ((SPEventContextClass *) parent_class)->root_handler(event_context, event);
}
return ret;
}
static gint
sp_gradient_context_root_handler(SPEventContext *event_context, GdkEvent *event)
{
static bool dragging;
SPDesktop *desktop = event_context->desktop;
Inkscape::Selection *selection = sp_desktop_selection (desktop);
Inkscape::Preferences *prefs = Inkscape::Preferences::get();
SPGradientContext *rc = SP_GRADIENT_CONTEXT(event_context);
event_context->tolerance = prefs->getIntLimited("/options/dragtolerance/value", 0, 0, 100);
double const nudge = prefs->getDoubleLimited("/options/nudgedistance/value", 2, 0, 1000); // in px
GrDrag *drag = event_context->_grdrag;
g_assert (drag);
gint ret = FALSE;
switch (event->type) {
case GDK_2BUTTON_PRESS:
if ( event->button.button == 1 ) {
bool over_line = false;
SPCtrlLine *line = NULL;
if (drag->lines) {
for (GSList *l = drag->lines; (l != NULL) && (!over_line); l = l->next) {
line = (SPCtrlLine*) l->data;
over_line |= sp_gradient_context_is_over_line (rc, (SPItem*) line, Geom::Point(event->motion.x, event->motion.y));
}
}
if (over_line) {
// we take the first item in selection, because with doubleclick, the first click
// always resets selection to the single object under cursor
sp_gradient_context_add_stop_near_point(rc, SP_ITEM(selection->itemList()->data), rc->mousepoint_doc, event->button.time);
} else {
for (GSList const* i = selection->itemList(); i != NULL; i = i->next) {
SPItem *item = SP_ITEM(i->data);
SPGradientType new_type = (SPGradientType) prefs->getInt("/tools/gradient/newgradient", SP_GRADIENT_TYPE_LINEAR);
guint new_fill = prefs->getInt("/tools/gradient/newfillorstroke", 1);
SPGradient *vector = sp_gradient_vector_for_object(sp_desktop_document(desktop), desktop, SP_OBJECT (item), new_fill);
SPGradient *priv = sp_item_set_gradient(item, vector, new_type, new_fill);
sp_gradient_reset_to_userspace(priv, item);
}
sp_document_done (sp_desktop_document (desktop), SP_VERB_CONTEXT_GRADIENT,
_("Create default gradient"));
}
ret = TRUE;
}
break;
case GDK_BUTTON_PRESS:
if ( event->button.button == 1 && !event_context->space_panning ) {
Geom::Point button_w(event->button.x, event->button.y);
// save drag origin
event_context->xp = (gint) button_w[Geom::X];
event_context->yp = (gint) button_w[Geom::Y];
event_context->within_tolerance = true;
dragging = true;
Geom::Point button_dt = to_2geom(desktop->w2d(button_w));
if (event->button.state & GDK_SHIFT_MASK) {
Inkscape::Rubberband::get(desktop)->start(desktop, from_2geom(button_dt));
} else {
// remember clicked item, disregarding groups, honoring Alt; do nothing with Crtl to
// enable Ctrl+doubleclick of exactly the selected item(s)
if (!(event->button.state & GDK_CONTROL_MASK))
event_context->item_to_select = sp_event_context_find_item (desktop, button_w, event->button.state & GDK_MOD1_MASK, TRUE);
/* Snap center to nearest magnetic point */
SnapManager &m = desktop->namedview->snap_manager;
m.setup(desktop);
m.freeSnapReturnByRef(Inkscape::SnapPreferences::SNAPPOINT_NODE, button_dt);
rc->origin = from_2geom(button_dt);
}
ret = TRUE;
}
break;
case GDK_MOTION_NOTIFY:
if ( dragging
&& ( event->motion.state & GDK_BUTTON1_MASK ) && !event_context->space_panning )
{
if ( event_context->within_tolerance
&& ( abs( (gint) event->motion.x - event_context->xp ) < event_context->tolerance )
&& ( abs( (gint) event->motion.y - event_context->yp ) < event_context->tolerance ) ) {
break; // do not drag if we're within tolerance from origin
}
// Once the user has moved farther than tolerance from the original location
// (indicating they intend to draw, not click), then always process the
// motion notify coordinates as given (no snapping back to origin)
event_context->within_tolerance = false;
Geom::Point const motion_w(event->motion.x,
event->motion.y);
Geom::Point const motion_dt = event_context->desktop->w2d(motion_w);
if (Inkscape::Rubberband::get(desktop)->is_started()) {
Inkscape::Rubberband::get(desktop)->move(motion_dt);
event_context->defaultMessageContext()->set(Inkscape::NORMAL_MESSAGE, _("<b>Draw around</b> handles to select them"));
} else {
sp_gradient_drag(*rc, motion_dt, event->motion.state, event->motion.time);
}
gobble_motion_events(GDK_BUTTON1_MASK);
ret = TRUE;
} else {
bool over_line = false;
if (drag->lines) {
for (GSList *l = drag->lines; l != NULL; l = l->next) {
over_line |= sp_gradient_context_is_over_line (rc, (SPItem*) l->data, Geom::Point(event->motion.x, event->motion.y));
}
}
if (rc->cursor_addnode && !over_line) {
event_context->cursor_shape = cursor_gradient_xpm;
sp_event_context_update_cursor(event_context);
rc->cursor_addnode = false;
} else if (!rc->cursor_addnode && over_line) {
event_context->cursor_shape = cursor_gradient_add_xpm;
sp_event_context_update_cursor(event_context);
rc->cursor_addnode = true;
}
}
break;
case GDK_BUTTON_RELEASE:
event_context->xp = event_context->yp = 0;
if ( event->button.button == 1 && !event_context->space_panning ) {
if ( (event->button.state & GDK_CONTROL_MASK) && (event->button.state & GDK_MOD1_MASK ) ) {
bool over_line = false;
SPCtrlLine *line = NULL;
if (drag->lines) {
for (GSList *l = drag->lines; (l != NULL) && (!over_line); l = l->next) {
line = (SPCtrlLine*) l->data;
over_line = sp_gradient_context_is_over_line (rc, (SPItem*) line, Geom::Point(event->motion.x, event->motion.y));
if (over_line)
break;
}
}
if (over_line && line) {
sp_gradient_context_add_stop_near_point(rc, line->item, rc->mousepoint_doc, 0);
ret = TRUE;
}
} else {
dragging = false;
// unless clicked with Ctrl (to enable Ctrl+doubleclick).
if (event->button.state & GDK_CONTROL_MASK) {
ret = TRUE;
break;
}
if (!event_context->within_tolerance) {
// we've been dragging, either do nothing (grdrag handles that),
// or rubberband-select if we have rubberband
Inkscape::Rubberband::Rubberband *r = Inkscape::Rubberband::get(desktop);
if (r->is_started() && !event_context->within_tolerance) {
// this was a rubberband drag
if (r->getMode() == RUBBERBAND_MODE_RECT) {
Geom::OptRect const b = r->getRectangle();
drag->selectRect(*b);
}
}
} else if (event_context->item_to_select) {
// no dragging, select clicked item if any
if (event->button.state & GDK_SHIFT_MASK) {
selection->toggle(event_context->item_to_select);
} else {
selection->set(event_context->item_to_select);
}
} else {
// click in an empty space; do the same as Esc
if (drag->selected) {
drag->deselectAll();
} else {
selection->clear();
}
}
event_context->item_to_select = NULL;
ret = TRUE;
}
Inkscape::Rubberband::get(desktop)->stop();
}
break;
case GDK_KEY_PRESS:
switch (get_group0_keyval (&event->key)) {
case GDK_Alt_L:
case GDK_Alt_R:
case GDK_Control_L:
case GDK_Control_R:
case GDK_Shift_L:
case GDK_Shift_R:
case GDK_Meta_L: // Meta is when you press Shift+Alt (at least on my machine)
case GDK_Meta_R:
sp_event_show_modifier_tip (event_context->defaultMessageContext(), event,
_("<b>Ctrl</b>: snap gradient angle"),
_("<b>Shift</b>: draw gradient around the starting point"),
NULL);
break;
case GDK_x:
case GDK_X:
if (MOD__ALT_ONLY) {
desktop->setToolboxFocusTo ("altx-grad");
ret = TRUE;
}
break;
case GDK_A:
case GDK_a:
if (MOD__CTRL_ONLY && drag->isNonEmpty()) {
drag->selectAll();
ret = TRUE;
}
break;
case GDK_L:
case GDK_l:
if (MOD__CTRL_ONLY && drag->isNonEmpty() && drag->hasSelection()) {
sp_gradient_simplify(rc, 1e-4);
ret = TRUE;
}
break;
case GDK_Escape:
if (drag->selected) {
drag->deselectAll();
} else {
selection->clear();
}
ret = TRUE;
//TODO: make dragging escapable by Esc
break;
case GDK_Left: // move handle left
case GDK_KP_Left:
case GDK_KP_4:
if (!MOD__CTRL) { // not ctrl
gint mul = 1 + gobble_key_events(
get_group0_keyval(&event->key), 0); // with any mask
if (MOD__ALT) { // alt
if (MOD__SHIFT) drag->selected_move_screen(mul*-10, 0); // shift
else drag->selected_move_screen(mul*-1, 0); // no shift
}
else { // no alt
if (MOD__SHIFT) drag->selected_move(mul*-10*nudge, 0); // shift
else drag->selected_move(mul*-nudge, 0); // no shift
}
ret = TRUE;
}
break;
case GDK_Up: // move handle up
case GDK_KP_Up:
case GDK_KP_8:
if (!MOD__CTRL) { // not ctrl
gint mul = 1 + gobble_key_events(
get_group0_keyval(&event->key), 0); // with any mask
if (MOD__ALT) { // alt
if (MOD__SHIFT) drag->selected_move_screen(0, mul*10); // shift
else drag->selected_move_screen(0, mul*1); // no shift
}
else { // no alt
if (MOD__SHIFT) drag->selected_move(0, mul*10*nudge); // shift
else drag->selected_move(0, mul*nudge); // no shift
}
ret = TRUE;
}
break;
case GDK_Right: // move handle right
case GDK_KP_Right:
case GDK_KP_6:
if (!MOD__CTRL) { // not ctrl
gint mul = 1 + gobble_key_events(
get_group0_keyval(&event->key), 0); // with any mask
if (MOD__ALT) { // alt
if (MOD__SHIFT) drag->selected_move_screen(mul*10, 0); // shift
else drag->selected_move_screen(mul*1, 0); // no shift
}
else { // no alt
if (MOD__SHIFT) drag->selected_move(mul*10*nudge, 0); // shift
else drag->selected_move(mul*nudge, 0); // no shift
}
ret = TRUE;
}
break;
case GDK_Down: // move handle down
case GDK_KP_Down:
case GDK_KP_2:
if (!MOD__CTRL) { // not ctrl
gint mul = 1 + gobble_key_events(
get_group0_keyval(&event->key), 0); // with any mask
if (MOD__ALT) { // alt
if (MOD__SHIFT) drag->selected_move_screen(0, mul*-10); // shift
else drag->selected_move_screen(0, mul*-1); // no shift
}
else { // no alt
if (MOD__SHIFT) drag->selected_move(0, mul*-10*nudge); // shift
else drag->selected_move(0, mul*-nudge); // no shift
}
ret = TRUE;
}
break;
case GDK_r:
case GDK_R:
if (MOD__SHIFT_ONLY) {
// First try selected dragger
if (drag && drag->selected) {
drag->selected_reverse_vector();
} else { // If no drag or no dragger selected, act on selection (both fill and stroke gradients)
for (GSList const* i = selection->itemList(); i != NULL; i = i->next) {
sp_item_gradient_reverse_vector (SP_ITEM(i->data), true);
sp_item_gradient_reverse_vector (SP_ITEM(i->data), false);
}
}
// we did an undoable action
sp_document_done (sp_desktop_document (desktop), SP_VERB_CONTEXT_GRADIENT,
_("Invert gradient"));
ret = TRUE;
}
break;
case GDK_Insert:
case GDK_KP_Insert:
// with any modifiers:
sp_gradient_context_add_stops_between_selected_stops (rc);
ret = TRUE;
break;
case GDK_Delete:
case GDK_KP_Delete:
case GDK_BackSpace:
if ( drag->selected ) {
drag->deleteSelected(MOD__CTRL_ONLY);
ret = TRUE;
}
break;
default:
break;
}
break;
case GDK_KEY_RELEASE:
switch (get_group0_keyval (&event->key)) {
case GDK_Alt_L:
case GDK_Alt_R:
case GDK_Control_L:
case GDK_Control_R:
case GDK_Shift_L:
case GDK_Shift_R:
case GDK_Meta_L: // Meta is when you press Shift+Alt
case GDK_Meta_R:
event_context->defaultMessageContext()->clear();
break;
default:
break;
}
break;
default:
break;
}
if (!ret) {
if (((SPEventContextClass *) parent_class)->root_handler) {
ret = ((SPEventContextClass *) parent_class)->root_handler(event_context, event);
}
}
return ret;
}
static void sp_gradient_drag(SPGradientContext &rc, Geom::Point const pt, guint /*state*/, guint32 etime)
{
SPDesktop *desktop = SP_EVENT_CONTEXT(&rc)->desktop;
Inkscape::Selection *selection = sp_desktop_selection(desktop);
SPDocument *document = sp_desktop_document(desktop);
SPEventContext *ec = SP_EVENT_CONTEXT(&rc);
if (!selection->isEmpty()) {
Inkscape::Preferences *prefs = Inkscape::Preferences::get();
int type = prefs->getInt("/tools/gradient/newgradient", 1);
int fill_or_stroke = prefs->getInt("/tools/gradient/newfillorstroke", 1);
SPGradient *vector;
if (ec->item_to_select) {
// pick color from the object where drag started
vector = sp_gradient_vector_for_object(document, desktop, ec->item_to_select, fill_or_stroke);
} else {
// Starting from empty space:
// Sort items so that the topmost comes last
GSList *items = g_slist_copy ((GSList *) selection->itemList());
items = g_slist_sort(items, (GCompareFunc) sp_item_repr_compare_position);
// take topmost
vector = sp_gradient_vector_for_object(document, desktop, SP_ITEM(g_slist_last(items)->data), fill_or_stroke);
g_slist_free (items);
}
// HACK: reset fill-opacity - that 0.75 is annoying; BUT remove this when we have an opacity slider for all tabs
SPCSSAttr *css = sp_repr_css_attr_new();
sp_repr_css_set_property(css, "fill-opacity", "1.0");
for (GSList const *i = selection->itemList(); i != NULL; i = i->next) {
//FIXME: see above
sp_repr_css_change_recursive(SP_OBJECT_REPR(i->data), css, "style");
sp_item_set_gradient(SP_ITEM(i->data), vector, (SPGradientType) type, fill_or_stroke);
if (type == SP_GRADIENT_TYPE_LINEAR) {
sp_item_gradient_set_coords (SP_ITEM(i->data), POINT_LG_BEGIN, 0, rc.origin, fill_or_stroke, true, false);
sp_item_gradient_set_coords (SP_ITEM(i->data), POINT_LG_END, 0, pt, fill_or_stroke, true, false);
} else if (type == SP_GRADIENT_TYPE_RADIAL) {
sp_item_gradient_set_coords (SP_ITEM(i->data), POINT_RG_CENTER, 0, rc.origin, fill_or_stroke, true, false);
sp_item_gradient_set_coords (SP_ITEM(i->data), POINT_RG_R1, 0, pt, fill_or_stroke, true, false);
}
SP_OBJECT (i->data)->requestModified(SP_OBJECT_MODIFIED_FLAG);
}
if (ec->_grdrag) {
ec->_grdrag->updateDraggers();
// prevent regenerating draggers by selection modified signal, which sometimes
// comes too late and thus destroys the knot which we will now grab:
ec->_grdrag->local_change = true;
// give the grab out-of-bounds values of xp/yp because we're already dragging
// and therefore are already out of tolerance
ec->_grdrag->grabKnot (SP_ITEM(selection->itemList()->data),
type == SP_GRADIENT_TYPE_LINEAR? POINT_LG_END : POINT_RG_R1,
-1, // ignore number (though it is always 1)
fill_or_stroke, 99999, 99999, etime);
}
// We did an undoable action, but sp_document_done will be called by the knot when released
// status text; we do not track coords because this branch is run once, not all the time
// during drag
int n_objects = g_slist_length((GSList *) selection->itemList());
rc._message_context->setF(Inkscape::NORMAL_MESSAGE,
ngettext("<b>Gradient</b> for %d object; with <b>Ctrl</b> to snap angle",
"<b>Gradient</b> for %d objects; with <b>Ctrl</b> to snap angle", n_objects),
n_objects);
} else {
sp_desktop_message_stack(desktop)->flash(Inkscape::WARNING_MESSAGE, _("Select <b>objects</b> on which to create gradient."));
}
}
static gint sp_box3d_context_root_handler(SPEventContext *event_context, GdkEvent *event)
{
static bool dragging;
SPDesktop *desktop = event_context->desktop;
SPDocument *document = sp_desktop_document (desktop);
Inkscape::Selection *selection = sp_desktop_selection (desktop);
Inkscape::Preferences *prefs = Inkscape::Preferences::get();
int const snaps = prefs->getInt("/options/rotationsnapsperpi/value", 12);
Box3DContext *bc = SP_BOX3D_CONTEXT(event_context);
Persp3D *cur_persp = document->getCurrentPersp3D();
event_context->tolerance = prefs->getIntLimited("/options/dragtolerance/value", 0, 0, 100);
gint ret = FALSE;
switch (event->type) {
case GDK_BUTTON_PRESS:
if ( event->button.button == 1 && !event_context->space_panning) {
Geom::Point const button_w(event->button.x,
event->button.y);
// save drag origin
event_context->xp = (gint) button_w[Geom::X];
event_context->yp = (gint) button_w[Geom::Y];
event_context->within_tolerance = true;
// remember clicked item, *not* disregarding groups (since a 3D box is a group), honoring Alt
event_context->item_to_select = sp_event_context_find_item (desktop, button_w, event->button.state & GDK_MOD1_MASK, event->button.state & GDK_CONTROL_MASK);
dragging = true;
/* */
Geom::Point button_dt(desktop->w2d(button_w));
bc->drag_origin = from_2geom(button_dt);
bc->drag_ptB = from_2geom(button_dt);
bc->drag_ptC = from_2geom(button_dt);
// This can happen after saving when the last remaining perspective was purged and must be recreated.
if (!cur_persp) {
sp_box3d_context_ensure_persp_in_defs(document);
cur_persp = document->getCurrentPersp3D();
}
/* Projective preimages of clicked point under current perspective */
bc->drag_origin_proj = cur_persp->perspective_impl->tmat.preimage (from_2geom(button_dt), 0, Proj::Z);
bc->drag_ptB_proj = bc->drag_origin_proj;
bc->drag_ptC_proj = bc->drag_origin_proj;
bc->drag_ptC_proj.normalize();
bc->drag_ptC_proj[Proj::Z] = 0.25;
/* Snap center */
SnapManager &m = desktop->namedview->snap_manager;
m.setup(desktop, true, bc->item);
m.freeSnapReturnByRef(button_dt, Inkscape::SNAPSOURCE_NODE_HANDLE);
bc->center = from_2geom(button_dt);
sp_canvas_item_grab(SP_CANVAS_ITEM(desktop->acetate),
( GDK_KEY_PRESS_MASK |
GDK_BUTTON_RELEASE_MASK |
GDK_POINTER_MOTION_MASK | GDK_POINTER_MOTION_HINT_MASK |
GDK_BUTTON_PRESS_MASK ),
NULL, event->button.time);
ret = TRUE;
}
break;
case GDK_MOTION_NOTIFY:
if ( dragging
&& ( event->motion.state & GDK_BUTTON1_MASK ) && !event_context->space_panning)
{
if ( event_context->within_tolerance
&& ( abs( (gint) event->motion.x - event_context->xp ) < event_context->tolerance )
&& ( abs( (gint) event->motion.y - event_context->yp ) < event_context->tolerance ) ) {
break; // do not drag if we're within tolerance from origin
}
// Once the user has moved farther than tolerance from the original location
// (indicating they intend to draw, not click), then always process the
// motion notify coordinates as given (no snapping back to origin)
event_context->within_tolerance = false;
Geom::Point const motion_w(event->motion.x,
event->motion.y);
Geom::Point motion_dt(desktop->w2d(motion_w));
SnapManager &m = desktop->namedview->snap_manager;
m.setup(desktop, true, bc->item);
m.freeSnapReturnByRef(motion_dt, Inkscape::SNAPSOURCE_NODE_HANDLE);
bc->ctrl_dragged = event->motion.state & GDK_CONTROL_MASK;
if (event->motion.state & GDK_SHIFT_MASK && !bc->extruded && bc->item) {
// once shift is pressed, set bc->extruded
bc->extruded = true;
}
if (!bc->extruded) {
bc->drag_ptB = from_2geom(motion_dt);
bc->drag_ptC = from_2geom(motion_dt);
bc->drag_ptB_proj = cur_persp->perspective_impl->tmat.preimage (from_2geom(motion_dt), 0, Proj::Z);
bc->drag_ptC_proj = bc->drag_ptB_proj;
bc->drag_ptC_proj.normalize();
bc->drag_ptC_proj[Proj::Z] = 0.25;
} else {
// Without Ctrl, motion of the extruded corner is constrained to the
// perspective line from drag_ptB to vanishing point Y.
if (!bc->ctrl_dragged) {
/* snapping */
Box3D::PerspectiveLine pline (bc->drag_ptB, Proj::Z, document->getCurrentPersp3D());
bc->drag_ptC = pline.closest_to (from_2geom(motion_dt));
bc->drag_ptB_proj.normalize();
bc->drag_ptC_proj = cur_persp->perspective_impl->tmat.preimage (bc->drag_ptC, bc->drag_ptB_proj[Proj::X], Proj::X);
} else {
bc->drag_ptC = from_2geom(motion_dt);
bc->drag_ptB_proj.normalize();
bc->drag_ptC_proj = cur_persp->perspective_impl->tmat.preimage (from_2geom(motion_dt), bc->drag_ptB_proj[Proj::X], Proj::X);
}
m.freeSnapReturnByRef(bc->drag_ptC, Inkscape::SNAPSOURCE_NODE_HANDLE);
}
sp_box3d_drag(*bc, event->motion.state);
ret = TRUE;
} else if (!sp_event_context_knot_mouseover(bc)) {
SnapManager &m = desktop->namedview->snap_manager;
m.setup(desktop);
Geom::Point const motion_w(event->motion.x, event->motion.y);
Geom::Point motion_dt(desktop->w2d(motion_w));
m.preSnap(Inkscape::SnapCandidatePoint(motion_dt, Inkscape::SNAPSOURCE_NODE_HANDLE));
}
break;
case GDK_BUTTON_RELEASE:
event_context->xp = event_context->yp = 0;
if ( event->button.button == 1 && !event_context->space_panning) {
dragging = false;
sp_event_context_discard_delayed_snap_event(event_context);
if (!event_context->within_tolerance) {
// we've been dragging, finish the box
sp_box3d_finish(bc);
} else if (event_context->item_to_select) {
// no dragging, select clicked item if any
if (event->button.state & GDK_SHIFT_MASK) {
selection->toggle(event_context->item_to_select);
} else {
selection->set(event_context->item_to_select);
}
} else {
// click in an empty space
selection->clear();
}
event_context->item_to_select = NULL;
ret = TRUE;
sp_canvas_item_ungrab(SP_CANVAS_ITEM(desktop->acetate),
event->button.time);
}
break;
case GDK_KEY_PRESS:
switch (get_group0_keyval (&event->key)) {
case GDK_Up:
case GDK_Down:
case GDK_KP_Up:
case GDK_KP_Down:
// prevent the zoom field from activation
if (!MOD__CTRL_ONLY)
ret = TRUE;
break;
case GDK_bracketright:
persp3d_rotate_VP (document->getCurrentPersp3D(), Proj::X, -180/snaps, MOD__ALT);
sp_document_done(document, SP_VERB_CONTEXT_3DBOX,
_("Change perspective (angle of PLs)"));
ret = true;
break;
case GDK_bracketleft:
persp3d_rotate_VP (document->getCurrentPersp3D(), Proj::X, 180/snaps, MOD__ALT);
sp_document_done(document, SP_VERB_CONTEXT_3DBOX,
_("Change perspective (angle of PLs)"));
ret = true;
break;
case GDK_parenright:
persp3d_rotate_VP (document->getCurrentPersp3D(), Proj::Y, -180/snaps, MOD__ALT);
sp_document_done(document, SP_VERB_CONTEXT_3DBOX,
_("Change perspective (angle of PLs)"));
ret = true;
break;
case GDK_parenleft:
persp3d_rotate_VP (document->getCurrentPersp3D(), Proj::Y, 180/snaps, MOD__ALT);
sp_document_done(document, SP_VERB_CONTEXT_3DBOX,
_("Change perspective (angle of PLs)"));
ret = true;
break;
case GDK_braceright:
persp3d_rotate_VP (document->getCurrentPersp3D(), Proj::Z, -180/snaps, MOD__ALT);
sp_document_done(document, SP_VERB_CONTEXT_3DBOX,
_("Change perspective (angle of PLs)"));
ret = true;
break;
case GDK_braceleft:
persp3d_rotate_VP (document->getCurrentPersp3D(), Proj::Z, 180/snaps, MOD__ALT);
sp_document_done(document, SP_VERB_CONTEXT_3DBOX,
_("Change perspective (angle of PLs)"));
ret = true;
break;
/* TODO: what is this???
case GDK_O:
if (MOD__CTRL && MOD__SHIFT) {
Box3D::create_canvas_point(persp3d_get_VP(document()->getCurrentPersp3D(), Proj::W).affine(),
6, 0xff00ff00);
}
ret = true;
break;
*/
case GDK_g:
case GDK_G:
if (MOD__SHIFT_ONLY) {
sp_selection_to_guides(desktop);
ret = true;
}
break;
case GDK_p:
case GDK_P:
if (MOD__SHIFT_ONLY) {
if (document->getCurrentPersp3D()) {
persp3d_print_debugging_info (document->getCurrentPersp3D());
}
ret = true;
}
break;
case GDK_x:
case GDK_X:
if (MOD__ALT_ONLY) {
desktop->setToolboxFocusTo ("altx-box3d");
ret = TRUE;
}
if (MOD__SHIFT_ONLY) {
persp3d_toggle_VPs(selection->perspList(), Proj::X);
bc->_vpdrag->updateLines(); // FIXME: Shouldn't this be done automatically?
ret = true;
}
break;
case GDK_y:
case GDK_Y:
if (MOD__SHIFT_ONLY) {
persp3d_toggle_VPs(selection->perspList(), Proj::Y);
bc->_vpdrag->updateLines(); // FIXME: Shouldn't this be done automatically?
ret = true;
}
break;
case GDK_z:
case GDK_Z:
if (MOD__SHIFT_ONLY) {
persp3d_toggle_VPs(selection->perspList(), Proj::Z);
bc->_vpdrag->updateLines(); // FIXME: Shouldn't this be done automatically?
ret = true;
}
break;
case GDK_Escape:
sp_desktop_selection(desktop)->clear();
//TODO: make dragging escapable by Esc
break;
case GDK_space:
if (dragging) {
sp_canvas_item_ungrab(SP_CANVAS_ITEM(desktop->acetate),
event->button.time);
dragging = false;
sp_event_context_discard_delayed_snap_event(event_context);
if (!event_context->within_tolerance) {
// we've been dragging, finish the box
sp_box3d_finish(bc);
}
// do not return true, so that space would work switching to selector
}
break;
default:
break;
}
break;
default:
break;
}
if (!ret) {
if (((SPEventContextClass *) parent_class)->root_handler) {
ret = ((SPEventContextClass *) parent_class)->root_handler(event_context, event);
}
}
return ret;
}
void
text_unflow ()
{
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
if (!desktop)
return;
SPDocument *doc = sp_desktop_document (desktop);
Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
Inkscape::Selection *selection = sp_desktop_selection(desktop);
if (!flowtext_in_selection(selection) || g_slist_length((GSList *) selection->itemList()) < 1) {
sp_desktop_message_stack(desktop)->flash(Inkscape::WARNING_MESSAGE, _("Select <b>a flowed text</b> to unflow it."));
return;
}
GSList *new_objs = NULL;
GSList *old_objs = NULL;
for (GSList *items = g_slist_copy((GSList *) selection->itemList());
items != NULL;
items = items->next) {
if (!SP_IS_FLOWTEXT(SP_OBJECT(items->data))) {
continue;
}
SPItem *flowtext = SP_ITEM(items->data);
if (sp_te_get_string_multiline(flowtext) == NULL) { // flowtext is empty
continue;
}
/* Create <text> */
Inkscape::XML::Node *rtext = xml_doc->createElement("svg:text");
rtext->setAttribute("xml:space", "preserve"); // we preserve spaces in the text objects we create
/* Set style */
rtext->setAttribute("style", SP_OBJECT_REPR(flowtext)->attribute("style")); // fixme: transfer style attrs too; and from descendants
NRRect bbox;
sp_item_invoke_bbox(SP_ITEM(flowtext), &bbox, sp_item_i2doc_affine(SP_ITEM(flowtext)), TRUE);
Geom::Point xy(bbox.x0, bbox.y0);
if (xy[Geom::X] != 1e18 && xy[Geom::Y] != 1e18) {
sp_repr_set_svg_double(rtext, "x", xy[Geom::X]);
sp_repr_set_svg_double(rtext, "y", xy[Geom::Y]);
}
/* Create <tspan> */
Inkscape::XML::Node *rtspan = xml_doc->createElement("svg:tspan");
rtspan->setAttribute("sodipodi:role", "line"); // otherwise, why bother creating the tspan?
rtext->addChild(rtspan, NULL);
gchar *text_string = sp_te_get_string_multiline(flowtext);
Inkscape::XML::Node *text_repr = xml_doc->createTextNode(text_string); // FIXME: transfer all formatting!!!
free(text_string);
rtspan->appendChild(text_repr);
SP_OBJECT_REPR(SP_OBJECT_PARENT(flowtext))->appendChild(rtext);
SPObject *text_object = doc->getObjectByRepr(rtext);
new_objs = g_slist_prepend (new_objs, text_object);
old_objs = g_slist_prepend (old_objs, flowtext);
Inkscape::GC::release(rtext);
Inkscape::GC::release(rtspan);
Inkscape::GC::release(text_repr);
}
selection->clear();
selection->setList(new_objs);
for (GSList *i = old_objs; i; i = i->next) {
SP_OBJECT(i->data)->deleteObject (true);
}
g_slist_free (old_objs);
g_slist_free (new_objs);
sp_document_done(doc, SP_VERB_CONTEXT_TEXT,
_("Unflow flowed text"));
}
static gint sp_dropper_context_root_handler(SPEventContext *event_context, GdkEvent *event)
{
SPDropperContext *dc = (SPDropperContext *) event_context;
int ret = FALSE;
SPDesktop *desktop = event_context->desktop;
Inkscape::Preferences *prefs = Inkscape::Preferences::get();
int pick = prefs->getInt("/tools/dropper/pick", SP_DROPPER_PICK_VISIBLE);
bool setalpha = prefs->getBool("/tools/dropper/setalpha", true);
switch (event->type) {
case GDK_BUTTON_PRESS:
if (event->button.button == 1 && !event_context->space_panning) {
dc->centre = Geom::Point(event->button.x, event->button.y);
dc->dragging = TRUE;
ret = TRUE;
}
break;
case GDK_MOTION_NOTIFY:
if (event->motion.state & GDK_BUTTON2_MASK) {
// pass on middle-drag
ret = FALSE;
break;
} else if (!event_context->space_panning) {
// otherwise, constantly calculate color no matter is any button pressed or not
double rw = 0.0;
double W(0), R(0), G(0), B(0), A(0);
if (dc->dragging) {
// calculate average
// radius
rw = std::min(Geom::L2(Geom::Point(event->button.x, event->button.y) - dc->centre), 400.0);
if (rw == 0) { // happens sometimes, little idea why...
break;
}
Geom::Point const cd = desktop->w2d(dc->centre);
Geom::Matrix const w2dt = desktop->w2d();
const double scale = rw * w2dt.descrim();
Geom::Matrix const sm( Geom::Scale(scale, scale) * Geom::Translate(cd) );
sp_canvas_item_affine_absolute(dc->area, sm);
sp_canvas_item_show(dc->area);
/* Get buffer */
const int x0 = (int) floor(dc->centre[Geom::X] - rw);
const int y0 = (int) floor(dc->centre[Geom::Y] - rw);
const int x1 = (int) ceil(dc->centre[Geom::X] + rw);
const int y1 = (int) ceil(dc->centre[Geom::Y] + rw);
if ((x1 > x0) && (y1 > y0)) {
NRPixBlock pb;
nr_pixblock_setup_fast(&pb, NR_PIXBLOCK_MODE_R8G8B8A8P, x0, y0, x1, y1, TRUE);
/* fixme: (Lauris) */
sp_canvas_arena_render_pixblock(SP_CANVAS_ARENA(sp_desktop_drawing(desktop)), &pb);
for (int y = y0; y < y1; y++) {
const unsigned char *s = NR_PIXBLOCK_PX(&pb) + (y - y0) * pb.rs;
for (int x = x0; x < x1; x++) {
const double dx = x - dc->centre[Geom::X];
const double dy = y - dc->centre[Geom::Y];
const double w = exp(-((dx * dx) + (dy * dy)) / (rw * rw));
W += w;
R += w * s[0];
G += w * s[1];
B += w * s[2];
A += w * s[3];
s += 4;
}
}
nr_pixblock_release(&pb);
R = (R + 0.001) / (255.0 * W);
G = (G + 0.001) / (255.0 * W);
B = (B + 0.001) / (255.0 * W);
A = (A + 0.001) / (255.0 * W);
R = CLAMP(R, 0.0, 1.0);
G = CLAMP(G, 0.0, 1.0);
B = CLAMP(B, 0.0, 1.0);
A = CLAMP(A, 0.0, 1.0);
}
} else {
// pick single pixel
NRPixBlock pb;
int x = (int) floor(event->button.x);
int y = (int) floor(event->button.y);
nr_pixblock_setup_fast(&pb, NR_PIXBLOCK_MODE_R8G8B8A8P, x, y, x+1, y+1, TRUE);
sp_canvas_arena_render_pixblock(SP_CANVAS_ARENA(sp_desktop_drawing(desktop)), &pb);
const unsigned char *s = NR_PIXBLOCK_PX(&pb);
R = s[0] / 255.0;
G = s[1] / 255.0;
B = s[2] / 255.0;
A = s[3] / 255.0;
}
if (pick == SP_DROPPER_PICK_VISIBLE) {
// compose with page color
guint32 bg = sp_desktop_namedview(desktop)->pagecolor;
R = R + (SP_RGBA32_R_F(bg)) * (1 - A);
G = G + (SP_RGBA32_G_F(bg)) * (1 - A);
B = B + (SP_RGBA32_B_F(bg)) * (1 - A);
A = 1.0;
} else {
// un-premultiply color channels
if (A > 0) {
R /= A;
G /= A;
B /= A;
}
}
if (fabs(A) < 1e-4) {
A = 0; // suppress exponentials, CSS does not allow that
}
// remember color
dc->R = R;
dc->G = G;
dc->B = B;
dc->alpha = A;
// status message
double alpha_to_set = setalpha? dc->alpha : 1.0;
guint32 c32 = SP_RGBA32_F_COMPOSE(R, G, B, alpha_to_set);
gchar c[64];
sp_svg_write_color(c, sizeof(c), c32);
// alpha of color under cursor, to show in the statusbar
// locale-sensitive printf is OK, since this goes to the UI, not into SVG
gchar *alpha = g_strdup_printf(_(" alpha %.3g"), alpha_to_set);
// where the color is picked, to show in the statusbar
gchar *where = dc->dragging ? g_strdup_printf(_(", averaged with radius %d"), (int) rw) : g_strdup_printf(_(" under cursor"));
// message, to show in the statusbar
const gchar *message = dc->dragging ? _("<b>Release mouse</b> to set color.") : _("<b>Click</b> to set fill, <b>Shift+click</b> to set stroke; <b>drag</b> to average color in area; with <b>Alt</b> to pick inverse color; <b>Ctrl+C</b> to copy the color under mouse to clipboard");
event_context->defaultMessageContext()->setF(
Inkscape::NORMAL_MESSAGE,
"<b>%s%s</b>%s. %s", c,
(pick == SP_DROPPER_PICK_VISIBLE)? "" : alpha,
where, message
);
g_free(where);
g_free(alpha);
ret = TRUE;
}
break;
case GDK_BUTTON_RELEASE:
if (event->button.button == 1 && !event_context->space_panning)
{
sp_canvas_item_hide(dc->area);
dc->dragging = FALSE;
double alpha_to_set = setalpha? dc->alpha : 1.0;
// do the actual color setting
sp_desktop_set_color(desktop,
(event->button.state & GDK_MOD1_MASK)?
ColorRGBA(1 - dc->R, 1 - dc->G, 1 - dc->B, alpha_to_set) : ColorRGBA(dc->R, dc->G, dc->B, alpha_to_set),
false, !(event->button.state & GDK_SHIFT_MASK));
// REJON: set aux. toolbar input to hex color!
if (!(sp_desktop_selection(desktop)->isEmpty())) {
sp_document_done(sp_desktop_document(desktop), SP_VERB_CONTEXT_DROPPER,
_("Set picked color"));
}
ret = TRUE;
}
break;
case GDK_KEY_PRESS:
switch (get_group0_keyval(&event->key)) {
case GDK_Up:
case GDK_Down:
case GDK_KP_Up:
case GDK_KP_Down:
// prevent the zoom field from activation
if (!MOD__CTRL_ONLY) {
ret = TRUE;
}
break;
case GDK_Escape:
sp_desktop_selection(desktop)->clear();
default:
break;
}
break;
default:
break;
}
if (!ret) {
if (((SPEventContextClass *) parent_class)->root_handler) {
ret = ((SPEventContextClass *) parent_class)->root_handler(event_context, event);
}
}
return ret;
}
static void
vp_knot_moved_handler (SPKnot */*knot*/, Geom::Point const *ppointer, guint state, gpointer data)
{
VPDragger *dragger = (VPDragger *) data;
VPDrag *drag = dragger->parent;
Geom::Point p = *ppointer;
// FIXME: take from prefs
double snap_dist = SNAP_DIST / inkscape_active_desktop()->current_zoom();
/*
* We use dragging_started to indicate if we have already checked for the need to split Draggers up.
* This only has the purpose of avoiding costly checks in the routine below.
*/
if (!dragger->dragging_started && (state & GDK_SHIFT_MASK)) {
/* with Shift; if there is more than one box linked to this VP
we need to split it and create a new perspective */
if (dragger->numberOfBoxes() > 1) { // FIXME: Don't do anything if *all* boxes of a VP are selected
std::set<VanishingPoint*, less_ptr> sel_vps = dragger->VPsOfSelectedBoxes();
std::list<SPBox3D *> sel_boxes;
for (std::set<VanishingPoint*, less_ptr>::iterator vp = sel_vps.begin(); vp != sel_vps.end(); ++vp) {
// for each VP that has selected boxes:
Persp3D *old_persp = (*vp)->get_perspective();
sel_boxes = (*vp)->selectedBoxes(sp_desktop_selection(inkscape_active_desktop()));
// we create a new perspective ...
Persp3D *new_persp = persp3d_create_xml_element (dragger->parent->document, old_persp);
/* ... unlink the boxes from the old one and
FIXME: We need to unlink the _un_selected boxes of each VP so that
the correct boxes are kept with the VP being moved */
std::list<SPBox3D *> bx_lst = persp3d_list_of_boxes(old_persp);
for (std::list<SPBox3D *>::iterator i = bx_lst.begin(); i != bx_lst.end(); ++i) {
if (std::find(sel_boxes.begin(), sel_boxes.end(), *i) == sel_boxes.end()) {
/* if a box in the VP is unselected, move it to the
newly created perspective so that it doesn't get dragged **/
box3d_switch_perspectives(*i, old_persp, new_persp);
}
}
}
// FIXME: Do we need to create a new dragger as well?
dragger->updateZOrders ();
sp_document_done (sp_desktop_document (inkscape_active_desktop()), SP_VERB_CONTEXT_3DBOX,
_("Split vanishing points"));
return;
}
}
if (!(state & GDK_SHIFT_MASK)) {
// without Shift; see if we need to snap to another dragger
for (GList *di = dragger->parent->draggers; di != NULL; di = di->next) {
VPDragger *d_new = (VPDragger *) di->data;
if ((d_new != dragger) && (Geom::L2 (d_new->point - p) < snap_dist)) {
if (have_VPs_of_same_perspective (dragger, d_new)) {
// this would result in degenerate boxes, which we disallow for the time being
continue;
}
// update positions ... (this is needed so that the perspectives are detected as identical)
// FIXME: This is called a bit too often, isn't it?
for (std::list<VanishingPoint>::iterator j = dragger->vps.begin(); j != dragger->vps.end(); ++j) {
(*j).set_pos(d_new->point);
}
// ... join lists of VPs ...
d_new->vps.merge(dragger->vps);
// ... delete old dragger ...
drag->draggers = g_list_remove (drag->draggers, dragger);
delete dragger;
dragger = NULL;
// ... and merge any duplicate perspectives
d_new->mergePerspectives();
// TODO: Update the new merged dragger
d_new->updateTip();
d_new->parent->updateBoxDisplays (); // FIXME: Only update boxes in current dragger!
d_new->updateZOrders ();
drag->updateLines ();
// TODO: Undo machinery; this doesn't work yet because perspectives must be created and
// deleted according to changes in the svg representation, not based on any user input
// as is currently the case.
sp_document_done (sp_desktop_document (inkscape_active_desktop()), SP_VERB_CONTEXT_3DBOX,
_("Merge vanishing points"));
return;
}
}
}
dragger->point = p; // FIXME: Brauchen wir dragger->point überhaupt?
dragger->updateVPs(p);
dragger->updateBoxDisplays();
dragger->parent->updateBoxHandles (); // FIXME: Only update the handles of boxes on this dragger (not on all)
dragger->updateZOrders();
drag->updateLines();
dragger->dragging_started = true;
}
void
text_put_on_path()
{
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
if (!desktop)
return;
Inkscape::Selection *selection = sp_desktop_selection(desktop);
SPItem *text = text_or_flowtext_in_selection(selection);
SPItem *shape = shape_in_selection(selection);
Inkscape::XML::Document *xml_doc = sp_document_repr_doc(desktop->doc());
if (!text || !shape || g_slist_length((GSList *) selection->itemList()) != 2) {
sp_desktop_message_stack(desktop)->flash(Inkscape::WARNING_MESSAGE, _("Select <b>a text and a path</b> to put text on path."));
return;
}
if (SP_IS_TEXT_TEXTPATH(text)) {
sp_desktop_message_stack(desktop)->flash(Inkscape::ERROR_MESSAGE, _("This text object is <b>already put on a path</b>. Remove it from the path first. Use <b>Shift+D</b> to look up its path."));
return;
}
if (SP_IS_RECT(shape)) {
// rect is the only SPShape which is not <path> yet, and thus SVG forbids us from putting text on it
sp_desktop_message_stack(desktop)->flash(Inkscape::ERROR_MESSAGE, _("You cannot put text on a rectangle in this version. Convert rectangle to path first."));
return;
}
// if a flowed text is selected, convert it to a regular text object
if (SP_IS_FLOWTEXT(text)) {
if (!SP_FLOWTEXT(text)->layout.outputExists()) {
sp_desktop_message_stack(desktop)->
flash(Inkscape::WARNING_MESSAGE,
_("The flowed text(s) must be <b>visible</b> in order to be put on a path."));
}
Inkscape::XML::Node *repr = SP_FLOWTEXT(text)->getAsText();
if (!repr) return;
Inkscape::XML::Node *parent = SP_OBJECT_REPR(text)->parent();
parent->appendChild(repr);
SPItem *new_item = (SPItem *) sp_desktop_document(desktop)->getObjectByRepr(repr);
sp_item_write_transform(new_item, repr, text->transform);
SP_OBJECT(new_item)->updateRepr();
Inkscape::GC::release(repr);
text->deleteObject(); // delete the orignal flowtext
sp_document_ensure_up_to_date(sp_desktop_document(desktop));
selection->clear();
text = new_item; // point to the new text
}
Inkscape::Text::Layout const *layout = te_get_layout(text);
Inkscape::Text::Layout::Alignment text_alignment = layout->paragraphAlignment(layout->begin());
// remove transform from text, but recursively scale text's fontsize by the expansion
SP_TEXT(text)->_adjustFontsizeRecursive (text, NR::expansion(SP_ITEM(text)->transform));
SP_OBJECT_REPR(text)->setAttribute("transform", NULL);
// make a list of text children
GSList *text_reprs = NULL;
for (SPObject *o = SP_OBJECT(text)->children; o != NULL; o = o->next) {
text_reprs = g_slist_prepend(text_reprs, SP_OBJECT_REPR(o));
}
// create textPath and put it into the text
Inkscape::XML::Node *textpath = xml_doc->createElement("svg:textPath");
// reference the shape
textpath->setAttribute("xlink:href", g_strdup_printf("#%s", SP_OBJECT_REPR(shape)->attribute("id")));
if (text_alignment == Inkscape::Text::Layout::RIGHT)
textpath->setAttribute("startOffset", "100%");
else if (text_alignment == Inkscape::Text::Layout::CENTER)
textpath->setAttribute("startOffset", "50%");
SP_OBJECT_REPR(text)->addChild(textpath, NULL);
for ( GSList *i = text_reprs ; i ; i = i->next ) {
// Make a copy of each text child
Inkscape::XML::Node *copy = ((Inkscape::XML::Node *) i->data)->duplicate(xml_doc);
// We cannot have multiline in textpath, so remove line attrs from tspans
if (!strcmp(copy->name(), "svg:tspan")) {
copy->setAttribute("sodipodi:role", NULL);
copy->setAttribute("x", NULL);
copy->setAttribute("y", NULL);
}
// remove the old repr from under text
SP_OBJECT_REPR(text)->removeChild((Inkscape::XML::Node *) i->data);
// put its copy into under textPath
textpath->addChild(copy, NULL); // fixme: copy id
}
// x/y are useless with textpath, and confuse Batik 1.5
SP_OBJECT_REPR(text)->setAttribute("x", NULL);
SP_OBJECT_REPR(text)->setAttribute("y", NULL);
sp_document_done(sp_desktop_document(desktop), SP_VERB_CONTEXT_TEXT,
_("Put text on path"));
g_slist_free(text_reprs);
}
void
flowtext_to_text()
{
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
Inkscape::Selection *selection = sp_desktop_selection(desktop);
if (selection->isEmpty()) {
sp_desktop_message_stack(desktop)->flash(Inkscape::WARNING_MESSAGE,
_("Select <b>flowed text(s)</b> to convert."));
return;
}
bool did = false;
GSList *reprs = NULL;
GSList *items = g_slist_copy((GSList *) selection->itemList());
for (; items != NULL; items = items->next) {
SPItem *item = (SPItem *) items->data;
if (!SP_IS_FLOWTEXT(item))
continue;
if (!SP_FLOWTEXT(item)->layout.outputExists()) {
sp_desktop_message_stack(desktop)->
flash(Inkscape::WARNING_MESSAGE,
_("The flowed text(s) must be <b>visible</b> in order to be converted."));
return;
}
Inkscape::XML::Node *repr = SP_FLOWTEXT(item)->getAsText();
if (!repr) break;
did = true;
Inkscape::XML::Node *parent = SP_OBJECT_REPR(item)->parent();
parent->addChild(repr, SP_OBJECT_REPR(item));
SPItem *new_item = (SPItem *) sp_desktop_document(desktop)->getObjectByRepr(repr);
sp_item_write_transform(new_item, repr, item->transform);
SP_OBJECT(new_item)->updateRepr();
Inkscape::GC::release(repr);
item->deleteObject();
reprs = g_slist_prepend(reprs, repr);
}
g_slist_free(items);
if (did) {
sp_document_done(sp_desktop_document(desktop),
SP_VERB_OBJECT_FLOWTEXT_TO_TEXT,
_("Convert flowed text to text"));
selection->setReprList(reprs);
} else {
sp_desktop_message_stack(desktop)->
flash(Inkscape::ERROR_MESSAGE,
_("<b>No flowed text(s)</b> to convert in the selection."));
}
g_slist_free(reprs);
}