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raw | patch | inline | side by side (parent: 7d81f72)
raw | patch | inline | side by side (parent: 7d81f72)
| author | johanengelen <johanengelen@users.sourceforge.net> | |
| Fri, 28 Mar 2008 22:04:18 +0000 (22:04 +0000) | ||
| committer | johanengelen <johanengelen@users.sourceforge.net> | |
| Fri, 28 Mar 2008 22:04:18 +0000 (22:04 +0000) |
| src/ui/clipboard.cpp | patch | blob | history |
diff --git a/src/ui/clipboard.cpp b/src/ui/clipboard.cpp
index cc1b58a55aabe2663d985365ccf98cbc6462b181..7973f82af968442942037d24ce70409406857db6 100644 (file)
--- a/src/ui/clipboard.cpp
+++ b/src/ui/clipboard.cpp
virtual bool pastePathEffect();
virtual Glib::ustring getPathParameter();
virtual Glib::ustring getShapeOrTextObjectId();
-
+
ClipboardManagerImpl();
~ClipboardManagerImpl();
-
+
private:
void _copySelection(Inkscape::Selection *);
void _copyUsedDefs(SPItem *);
void _copyPattern(SPPattern *);
void _copyTextPath(SPTextPath *);
Inkscape::XML::Node *_copyNode(Inkscape::XML::Node *, Inkscape::XML::Document *, Inkscape::XML::Node *);
-
+
void _pasteDocument(SPDocument *, bool in_place);
void _pasteDefs(SPDocument *);
bool _pasteImage();
SPCSSAttr *_parseColor(const Glib::ustring &);
void _applyPathEffect(SPItem *, gchar const *);
SPDocument *_retrieveClipboard(Glib::ustring = "");
-
+
// clipboard callbacks
void _onGet(Gtk::SelectionData &, guint);
void _onClear();
-
+
// various helpers
void _createInternalClipboard();
void _discardInternalClipboard();
Inkscape::XML::Node *_root; ///< Reference to the clipboard's root node
Inkscape::XML::Node *_clipnode; ///< The node that holds extra information
Inkscape::XML::Document *_doc; ///< Reference to the clipboard's Inkscape::XML::Document
-
+
Glib::RefPtr<Gtk::Clipboard> _clipboard; ///< Handle to the system wide clipboard - for convenience
std::list<Glib::ustring> _preferred_targets; ///< List of supported clipboard targets
};
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
if ( desktop == NULL ) return;
Inkscape::Selection *selection = sp_desktop_selection(desktop);
-
+
// Special case for when the gradient dragger is active - copies gradient color
if (desktop->event_context->get_drag()) {
GrDrag *drag = desktop->event_context->get_drag();
return;
}
}
-
+
// Special case for when the color picker ("dropper") is active - copies color under cursor
if (tools_isactive(desktop, TOOLS_DROPPER)) {
_setClipboardColor(sp_dropper_context_get_color(desktop->event_context));
_discardInternalClipboard();
return;
}
-
+
// Special case for when the text tool is active - if some text is selected, copy plain text,
// not the object that holds it
if (tools_isactive(desktop, TOOLS_TEXT)) {
return;
}
}
-
+
if (selection->isEmpty()) { // check whether something is selected
_userWarn(desktop, _("Nothing was copied."));
return;
}
_discardInternalClipboard();
-
+
_createInternalClipboard(); // construct a new clipboard document
_copySelection(selection); // copy all items in the selection to the internal clipboard
fit_canvas_to_drawing(_clipboardSPDoc);
-
+
_setClipboardTargets();
}
@@ -228,16 +228,16 @@ void ClipboardManagerImpl::copyPathParameter(Inkscape::LivePathEffect::PathParam
if ( pp == NULL ) return;
gchar *svgd = SVGD_from_2GeomPath( pp->get_pathvector() );
if ( svgd == NULL || *svgd == '\0' ) return;
-
+
_discardInternalClipboard();
_createInternalClipboard();
-
+
Inkscape::XML::Node *pathnode = _doc->createElement("svg:path");
pathnode->setAttribute("d", svgd);
g_free(svgd);
_root->appendChild(pathnode);
Inkscape::GC::release(pathnode);
-
+
fit_canvas_to_drawing(_clipboardSPDoc);
_setClipboardTargets();
}
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
if ( desktop == NULL ) return false;
if ( Inkscape::have_viable_layer(desktop, desktop->messageStack()) == false ) return false;
-
+
Glib::ustring target = _getBestTarget();
-
+
// Special cases of clipboard content handling go here 00ff00
// Note that target priority is determined in _getBestTarget.
// TODO: Handle x-special/gnome-copied-files and text/uri-list to support pasting files
-
+
// if there is an image on the clipboard, paste it
if ( target == CLIPBOARD_GDK_PIXBUF_TARGET ) return _pasteImage();
// if there's only text, paste it into a selected text object or create a new one
if ( target == CLIPBOARD_TEXT_TARGET ) return _pasteText();
-
+
// otherwise, use the import extensions
SPDocument *tempdoc = _retrieveClipboard(target);
if ( tempdoc == NULL ) {
_userWarn(desktop, _("Nothing on the clipboard."));
return false;
}
-
+
_pasteDocument(tempdoc, in_place);
sp_document_unref(tempdoc);
-
+
return true;
}
_userWarn(desktop, _("Select <b>object(s)</b> to paste style to."));
return false;
}
-
+
SPDocument *tempdoc = _retrieveClipboard("image/x-inkscape-svg");
if ( tempdoc == NULL ) {
_userWarn(desktop, _("No style on the clipboard."));
return false;
}
-
+
Inkscape::XML::Node
*root = sp_document_repr_root(tempdoc),
*clipnode = sp_repr_lookup_name(root, "inkscape:clipboard", 1);
-
+
bool pasted = false;
-
+
if (clipnode) {
_pasteDefs(tempdoc);
SPCSSAttr *style = sp_repr_css_attr(clipnode, "style");
bool ClipboardManagerImpl::pasteSize(bool separately, bool apply_x, bool apply_y)
{
if(!apply_x && !apply_y) return false; // pointless parameters
-
+
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
if ( desktop == NULL ) return false;
Inkscape::Selection *selection = sp_desktop_selection(desktop);
@@ -337,14 +337,14 @@ bool ClipboardManagerImpl::pasteSize(bool separately, bool apply_x, bool apply_y
_userWarn(desktop, _("Select <b>object(s)</b> to paste size to."));
return false;
}
-
+
// FIXME: actually, this should accept arbitrary documents
SPDocument *tempdoc = _retrieveClipboard("image/x-inkscape-svg");
if ( tempdoc == NULL ) {
_userWarn(desktop, _("No size on the clipboard."));
return false;
}
-
+
// retrieve size ifomration from the clipboard
Inkscape::XML::Node *root = sp_document_repr_root(tempdoc);
Inkscape::XML::Node *clipnode = sp_repr_lookup_name(root, "inkscape:clipboard", 1);
@@ -353,7 +353,7 @@ bool ClipboardManagerImpl::pasteSize(bool separately, bool apply_x, bool apply_y
Geom::Point min, max;
sp_repr_get_point(clipnode, "min", &min);
sp_repr_get_point(clipnode, "max", &max);
-
+
// resize each object in the selection
if (separately) {
for (GSList *i = const_cast<GSList*>(selection->itemList()) ; i ; i = i->next) {
{
/** @todo FIXME: pastePathEffect crashes when moving the path with the applied effect,
segfaulting in fork_private_if_necessary(). */
-
+
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
if ( desktop == NULL )
return false;
-
+
Inkscape::Selection *selection = sp_desktop_selection(desktop);
- if (selection->isEmpty()) {
+ if (selection && selection->isEmpty()) {
_userWarn(desktop, _("Select <b>object(s)</b> to paste live path effect to."));
return false;
}
-
+
SPDocument *tempdoc = _retrieveClipboard("image/x-inkscape-svg");
if ( tempdoc ) {
Inkscape::XML::Node *root = sp_document_repr_root(tempdoc);
for (GSList *item = const_cast<GSList *>(selection->itemList()) ; item ; item = item->next) {
_applyPathEffect(reinterpret_cast<SPItem*>(item->data), effect);
}
+
return true;
}
}
for (GSList *i = const_cast<GSList *>(items) ; i != NULL ; i = i->next) {
_copyUsedDefs(SP_ITEM (i->data));
}
-
+
// copy the representation of the items
GSList *sorted_items = g_slist_copy(const_cast<GSList *>(items));
sorted_items = g_slist_sort(sorted_items, (GCompareFunc) sp_object_compare_position);
-
+
for (GSList *i = sorted_items ; i ; i = i->next) {
if (!SP_IS_ITEM(i->data)) continue;
Inkscape::XML::Node *obj = SP_OBJECT_REPR(i->data);
obj_copy->setAttribute("transform", transform_str);
g_free(transform_str);
}
-
+
// copy style for Paste Style action
if (sorted_items) {
if(SP_IS_ITEM(sorted_items->data)) {
sp_repr_css_set(_clipnode, style, "style");
sp_repr_css_attr_unref(style);
}
-
+
// copy path effect from the first path
if (SP_IS_OBJECT(sorted_items->data)) {
gchar const *effect = SP_OBJECT_REPR(sorted_items->data)->attribute("inkscape:path-effect");
}
}
}
-
+
NR::Maybe<NR::Rect> size = selection->bounds();
if (size) {
sp_repr_set_point(_clipnode, "min", size->min().to_2geom());
sp_repr_set_point(_clipnode, "max", size->max().to_2geom());
}
-
+
g_slist_free(sorted_items);
}
{
// copy fill and stroke styles (patterns and gradients)
SPStyle *style = SP_OBJECT_STYLE(item);
-
+
if (style && (style->fill.isPaintserver())) {
SPObject *server = SP_OBJECT_STYLE_FILL_SERVER(item);
if (SP_IS_LINEARGRADIENT(server) || SP_IS_RADIALGRADIENT(server))
if (SP_IS_PATTERN(server))
_copyPattern(SP_PATTERN(server));
}
-
+
// For shapes, copy all of the shape's markers
if (SP_IS_SHAPE(item)) {
SPShape *shape = SP_SHAPE (item);
SPItem *path = sp_textpath_get_path_item(tp);
if(!path) return;
Inkscape::XML::Node *path_node = SP_OBJECT_REPR(path);
-
+
// Do not copy the text path to defs if it's already copied
if(sp_repr_lookup_child(_root, "id", path_node->attribute("id"))) return;
_copyNode(path_node, _doc, _defs);
*root = sp_document_repr_root(clipdoc),
*target_parent = SP_OBJECT_REPR(desktop->currentLayer());
Inkscape::XML::Document *target_xmldoc = sp_document_repr_doc(target_document);
-
+
// copy definitions
_pasteDefs(clipdoc);
-
+
// copy objects
GSList *pasted_objects = NULL;
for (Inkscape::XML::Node *obj = root->firstChild() ; obj ; obj = obj->next()) {
Inkscape::XML::Node *obj_copy = _copyNode(obj, target_xmldoc, target_parent);
pasted_objects = g_slist_prepend(pasted_objects, (gpointer) obj_copy);
}
-
+
Inkscape::Selection *selection = sp_desktop_selection(desktop);
selection->setReprList(pasted_objects);
-
+
// move the selection to the right position
if(in_place)
{
Geom::Point min, max;
sp_repr_get_point(clipnode, "min", &min);
sp_repr_get_point(clipnode, "max", &max);
-
+
// this formula was discovered empyrically
min[Geom::Y] += ((max[Geom::Y] - min[Geom::Y]) - sp_document_height(target_document));
sp_selection_move_relative(selection, NR::Point(min));
}
sp_selection_move_relative(selection, m);
}
-
+
g_slist_free(pasted_objects);
}
*defs = sp_repr_lookup_name(root, "svg:defs", 1),
*target_defs = SP_OBJECT_REPR(SP_DOCUMENT_DEFS(target_document));
Inkscape::XML::Document *target_xmldoc = sp_document_repr_doc(target_document);
-
+
for (Inkscape::XML::Node *def = defs->firstChild() ; def ; def = def->next()) {
/// @todo TODO: implement def id collision resolution in ClipboardManagerImpl::_pasteDefs()
-
+
/*
// simplistic solution: when a collision occurs, add "a" to id until it's unique
Glib::ustring pasted_id = def->attribute("id");
if ( pasted_id.empty() ) continue; // defs without id are useless
Glib::ustring pasted_id_original = pasted_id;
-
+
while(sp_repr_lookup_child(target_defs, "id", pasted_id.data())) {
pasted_id.append("a");
}
-
+
if ( pasted_id != pasted_id_original ) {
def->setAttribute("id", pasted_id.data());
// Update the id in the rest of the document so there are no dangling references
*/
if (sp_repr_lookup_child(target_defs, "id", def->attribute("id")))
continue; // skip duplicate defs - temporary non-solution
-
+
_copyNode(def, target_xmldoc, target_defs);
}
}
{
SPDocument *doc = SP_ACTIVE_DOCUMENT;
if ( doc == NULL ) return false;
-
+
// retrieve image data
Glib::RefPtr<Gdk::Pixbuf> img = _clipboard->wait_for_image();
if (!img) return false;
time(&rawtime);
strftime(image_filename, 128, "inkscape_pasted_image_%Y%m%d_%H%M%S.png", localtime( &rawtime ));
save_folder = (gchar const *) prefs_get_string_attribute("dialogs.save_as", "path");
-
+
gchar *image_path = g_build_filename(save_folder, image_filename, NULL);
img->save(image_path, "png");
file_import(doc, image_path, NULL);
{
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
if ( desktop == NULL ) return false;
-
+
// if the text editing tool is active, paste the text into the active text object
if (tools_isactive(desktop, TOOLS_TEXT))
return sp_text_paste_inline(desktop->event_context);
-
+
// try to parse the text as a color and, if successful, apply it as the current style
SPCSSAttr *css = _parseColor(_clipboard->wait_for_text());
if (css) {
sp_desktop_set_style(desktop, css);
return true;
}
-
+
return false;
}
char *str = const_cast<char *>(text.data());
bool attempt_alpha = false;
if ( !str || ( *str == '\0' ) ) return NULL; // this is OK due to boolean short-circuit
-
+
// those conditionals guard against parsing e.g. the string "fab" as "fab000"
// (incomplete color) and "45fab71" as "45fab710" (incomplete alpha)
if ( *str == '#' ) {
if ( len < 6 ) return NULL;
if ( len >= 8 ) attempt_alpha = true;
}
-
+
unsigned int color = 0, alpha = 0xff;
-
+
// skip a leading #, if present
if ( *str == '#' ) ++str;
-
+
// try to parse first 6 digits
int res = sscanf(str, "%6x", &color);
if ( res && ( res != EOF ) ) {
}
SPCSSAttr *color_css = sp_repr_css_attr_new();
-
+
// print and set properties
gchar color_str[16];
g_snprintf(color_str, 16, "#%06x", color);
sp_repr_css_set_property(color_css, "fill", color_str);
-
+
float opacity = static_cast<float>(alpha)/static_cast<float>(0xff);
if (opacity > 1.0) opacity = 1.0; // safeguard
Inkscape::CSSOStringStream opcss;
{
if ( item == NULL ) return;
if ( SP_IS_RECT(item) ) return;
-
+
if (SP_IS_LPE_ITEM(item))
{
SPLPEItem *lpeitem = SP_LPE_ITEM(item);
@@ -916,38 +917,47 @@ void ClipboardManagerImpl::_applyPathEffect(SPItem *item, gchar const *effect)
SPDocument *ClipboardManagerImpl::_retrieveClipboard(Glib::ustring required_target)
{
Glib::ustring best_target;
- if ( required_target == "" ) best_target = _getBestTarget();
- else best_target = required_target;
+ if ( required_target == "" )
+ best_target = _getBestTarget();
+ else
+ best_target = required_target;
if ( best_target == "" ) {
return NULL;
}
-
+
+ if ( !_clipboard->wait_is_target_available(best_target) ) {
+ return NULL;
+ }
+
// doing this synchronously makes better sense
+ // TODO: use another method because this one is badly broken imo.
+ // from documentation: "Returns: A SelectionData object, which will be invalid if retrieving the given target failed."
+ // I don't know how to check whether an object is 'valid' or not, unusable if that's not possible...
Gtk::SelectionData sel = _clipboard->wait_for_contents(best_target);
-
- Glib::ustring target = sel.get_target();
-
+ Glib::ustring target = sel.get_target(); // this can crash if the result was invalid of last function. No way to check for this :(
+
// there is no specific plain SVG input extension, so if we can paste the Inkscape SVG format,
// we use the image/svg+xml mimetype to look up the input extension
if(target == "image/x-inkscape-svg")
target = "image/svg+xml";
-
+
Inkscape::Extension::DB::InputList inlist;
Inkscape::Extension::db.get_input_list(inlist);
Inkscape::Extension::DB::InputList::const_iterator in = inlist.begin();
for (; in != inlist.end() && target != (*in)->get_mimetype() ; ++in);
- if ( in == inlist.end() ) return NULL; // this shouldn't happen unless _getBestTarget returns something bogus
-
+ if ( in == inlist.end() )
+ return NULL; // this shouldn't happen unless _getBestTarget returns something bogus
+
// FIXME: Temporary hack until we add memory input.
// Save the clipboard contents to some file, then read it
gchar *filename = g_build_filename( g_get_tmp_dir(), "inkscape-clipboard-import", NULL );
g_file_set_contents(filename, (const gchar *) sel.get_data(), sel.get_length(), NULL);
-
+
SPDocument *tempdoc = (*in)->open(filename);
g_unlink(filename);
g_free(filename);
-
+
return tempdoc;
}
@@ -961,26 +971,26 @@ SPDocument *ClipboardManagerImpl::_retrieveClipboard(Glib::ustring required_targ
void ClipboardManagerImpl::_onGet(Gtk::SelectionData &sel, guint info)
{
g_assert( _clipboardSPDoc != NULL );
-
+
const Glib::ustring target = sel.get_target();
if(target == "") return; // this shouldn't happen
-
+
Inkscape::Extension::DB::OutputList outlist;
Inkscape::Extension::db.get_output_list(outlist);
Inkscape::Extension::DB::OutputList::const_iterator out = outlist.begin();
for ( ; out != outlist.end() && target != (*out)->get_mimetype() ; ++out);
if ( out == outlist.end() ) return; // this also shouldn't happen
-
+
// FIXME: Temporary hack until we add support for memory output.
// Save to a temporary file, read it back and then set the clipboard contents
gchar *filename = g_build_filename( g_get_tmp_dir(), "inkscape-clipboard-export", NULL );
gsize len; gchar *data;
-
+
(*out)->save(_clipboardSPDoc, filename);
g_file_get_contents(filename, &data, &len, NULL);
g_unlink(filename); // delete the temporary file
g_free(filename);
-
+
sel.set(8, (guint8 const *) data, len);
}
_defs = SP_OBJECT_REPR(SP_DOCUMENT_DEFS(_clipboardSPDoc));
_doc = sp_document_repr_doc(_clipboardSPDoc);
_root = sp_document_repr_root(_clipboardSPDoc);
-
+
_clipnode = _doc->createElement("inkscape:clipboard");
_root->appendChild(_clipnode);
Inkscape::GC::release(_clipnode);
@@ -1041,7 +1051,7 @@ NR::scale ClipboardManagerImpl::_getScale(Geom::Point &min, Geom::Point &max, NR
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
double scale_x = 1.0;
double scale_y = 1.0;
-
+
if (apply_x) {
scale_x = (max[Geom::X] - min[Geom::X]) / obj_rect.extent(NR::X);
}
@@ -1054,7 +1064,7 @@ NR::scale ClipboardManagerImpl::_getScale(Geom::Point &min, Geom::Point &max, NR
if (apply_x && !apply_y) scale_y = scale_x;
if (apply_y && !apply_x) scale_x = scale_y;
}
-
+
return NR::scale(scale_x, scale_y);
}
@@ -1065,7 +1075,7 @@ NR::scale ClipboardManagerImpl::_getScale(Geom::Point &min, Geom::Point &max, NR
Glib::ustring ClipboardManagerImpl::_getBestTarget()
{
std::list<Glib::ustring> targets = _clipboard->wait_for_targets();
-
+
// clipboard target debugging snippet
/*
g_debug("Begin clipboard targets");
g_debug("Clipboard target: %s", (*x).data());
g_debug("End clipboard targets\n");
//*/
-
+
for(std::list<Glib::ustring>::iterator i = _preferred_targets.begin() ;
i != _preferred_targets.end() ; ++i)
{
return CLIPBOARD_GDK_PIXBUF_TARGET;
if (_clipboard->wait_is_text_available())
return CLIPBOARD_TEXT_TARGET;
-
+
return "";
}
* @brief Set the clipboard targets to reflect the mimetypes Inkscape can output
*/
void ClipboardManagerImpl::_setClipboardTargets()
-{
+{
Inkscape::Extension::DB::OutputList outlist;
Inkscape::Extension::db.get_output_list(outlist);
std::list<Gtk::TargetEntry> target_list;
for (Inkscape::Extension::DB::OutputList::const_iterator out = outlist.begin() ; out != outlist.end() ; ++out) {
target_list.push_back(Gtk::TargetEntry( (*out)->get_mimetype() ));
}
-
+
_clipboard->set(target_list,
sigc::mem_fun(*this, &ClipboardManagerImpl::_onGet),
sigc::mem_fun(*this, &ClipboardManagerImpl::_onClear));