/* * This is where the implementation of the DBus based document API lives. * All the methods in here (except in the helper section) are * designed to be called remotly via DBus. application-interface.cpp * has the methods used to connect to the bus and get a document instance. * * Documentation for these methods is in document-interface.xml * which is the "gold standard" as to how the interface should work. * * Authors: * Soren Berg * * Copyright (C) 2009 Soren Berg * * Released under GNU GPL, read the file 'COPYING' for more information */ #include "document-interface.h" #include #include "verbs.h" #include "helper/action.h" //sp_action_perform #include "inkscape.h" //inkscape_find_desktop_by_dkey, activate desktops #include "desktop-handles.h" //sp_desktop_document() #include "xml/repr.h" //sp_repr_document_new #include "sp-object.h" #include "document.h" // sp_document_repr_doc #include "desktop-style.h" //sp_desktop_get_style #include "selection.h" //selection struct #include "selection-chemistry.h"// lots of selection functions #include "sp-ellipse.h" #include "layer-fns.h" //LPOS_BELOW #include "style.h" //style_write #include "file.h" //IO #include "extension/system.h" //IO #include "extension/output.h" //IO #include "print.h" //IO #include "live_effects/parameter/text.h" //text #include "display/canvas-text.h" //text //#include "2geom/svg-path-parser.h" //get_node_coordinates /**************************************************************************** HELPER / SHORTCUT FUNCTIONS ****************************************************************************/ /* * This function or the one below it translates the user input for an object * into Inkscapes internal representation. It is called by almost every * method so it should be as fast as possible. * * (eg turns "rect2234" to an SPObject or Inkscape::XML::Node) * * If the internal representation changes (No more 'id' attributes) this is the * place to adjust things. */ Inkscape::XML::Node * get_repr_by_name (SPDesktop *desk, gchar *name, GError **error) { /* ALTERNATIVE (is this faster if only repr is needed?) Inkscape::XML::Node *node = sp_repr_lookup_name((doc->root)->repr, name); */ Inkscape::XML::Node * node = sp_desktop_document(desk)->getObjectById(name)->repr; if (!node) { g_set_error(error, INKSCAPE_ERROR, INKSCAPE_ERROR_OBJECT, "Object '%s' not found in document.", name); return NULL; } return node; } /* * See comment for get_repr_by_name, above. */ SPObject * get_object_by_name (SPDesktop *desk, gchar *name, GError **error) { SPObject * obj = sp_desktop_document(desk)->getObjectById(name); if (!obj) { g_set_error(error, INKSCAPE_ERROR, INKSCAPE_ERROR_OBJECT, "Object '%s' not found in document.", name); return NULL; } return obj; } /* * Tests for NULL strings and throws an appropriate error. * Every method that takes a string parameter (other than the * name of an object, that's tested seperatly) should call this. */ gboolean dbus_check_string (gchar *string, GError ** error, const gchar * errorstr) { if (string == NULL) { g_set_error(error, INKSCAPE_ERROR, INKSCAPE_ERROR_OTHER, "%s", errorstr); return FALSE; } return TRUE; } /* * This is used to return object values to the user */ const gchar * get_name_from_object (SPObject * obj) { return obj->repr->attribute("id"); } /* * Some verbs (cut, paste) only work on the active layer. * This makes sure that the document that is about to recive a command is active. */ void desktop_ensure_active (SPDesktop* desk) { if (desk != SP_ACTIVE_DESKTOP) inkscape_activate_desktop (desk); return; } gdouble selection_get_center_x (Inkscape::Selection *sel){ NRRect *box = g_new(NRRect, 1);; box = sel->boundsInDocument(box); return box->x0 + ((box->x1 - box->x0)/2); } gdouble selection_get_center_y (Inkscape::Selection *sel){ NRRect *box = g_new(NRRect, 1);; box = sel->boundsInDocument(box); return box->y0 + ((box->y1 - box->y0)/2); } /* * This function is used along with selection_restore to * take advantage of functionality provided by a selection * for a single object. * * It saves the current selection and sets the selection to * the object specified. Any selection verb can be used on the * object and then selection_restore is called, restoring the * original selection. * * This should be mostly transparent to the user who need never * know we never bothered to implement it seperatly. Although * they might see the selection box flicker if used in a loop. */ const GSList * selection_swap(SPDesktop *desk, gchar *name, GError **error) { Inkscape::Selection *sel = sp_desktop_selection(desk); const GSList *oldsel = g_slist_copy((GSList *)sel->list()); sel->set(get_object_by_name(desk, name, error)); return oldsel; } /* * See selection_swap, above */ void selection_restore(SPDesktop *desk, const GSList * oldsel) { Inkscape::Selection *sel = sp_desktop_selection(desk); sel->setList(oldsel); } /* * Shortcut for creating a Node. */ Inkscape::XML::Node * dbus_create_node (SPDesktop *desk, const gchar *type) { SPDocument * doc = sp_desktop_document (desk); Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc); return xml_doc->createElement(type); } /* * Called by the shape creation functions. Gets the default style for the doc * or sets it arbitrarily if none. * * There is probably a better way to do this (use the shape tools default styles) * but I'm not sure how. */ gchar * finish_create_shape (DocumentInterface *object, GError **error, Inkscape::XML::Node *newNode, gchar *desc) { SPCSSAttr *style = sp_desktop_get_style(object->desk, TRUE); if (style) { newNode->setAttribute("style", sp_repr_css_write_string(style), TRUE); } else { newNode->setAttribute("style", "fill:#0000ff;fill-opacity:1;stroke:#c900b9;stroke-width:0;stroke-miterlimit:0;stroke-opacity:1;stroke-dasharray:none", TRUE); } object->desk->currentLayer()->appendChildRepr(newNode); object->desk->currentLayer()->updateRepr(); if (object->updates) sp_document_done(sp_desktop_document(object->desk), 0, (gchar *)desc); //else //document_interface_pause_updates(object, error); return strdup(newNode->attribute("id")); } /* * This is the code used internally to call all the verbs. * * It handles error reporting and update pausing (which needs some work.) * This is a good place to improve efficiency as it is called a lot. * * document_interface_call_verb is similar but is called by the user. */ gboolean dbus_call_verb (DocumentInterface *object, int verbid, GError **error) { SPDesktop *desk2 = object->desk; desktop_ensure_active (desk2); if ( desk2 ) { Inkscape::Verb *verb = Inkscape::Verb::get( verbid ); if ( verb ) { SPAction *action = verb->get_action(desk2); if ( action ) { //if (!object->updates) //document_interface_pause_updates (object, error); sp_action_perform( action, NULL ); if (object->updates) sp_document_done(sp_desktop_document(desk2), verb->get_code(), g_strdup(verb->get_tip())); //if (!object->updates) //document_interface_pause_updates (object, error); return TRUE; } } } g_set_error(error, INKSCAPE_ERROR, INKSCAPE_ERROR_VERB, "Verb failed to execute"); return FALSE; } /**************************************************************************** DOCUMENT INTERFACE CLASS STUFF ****************************************************************************/ G_DEFINE_TYPE(DocumentInterface, document_interface, G_TYPE_OBJECT) static void document_interface_finalize (GObject *object) { G_OBJECT_CLASS (document_interface_parent_class)->finalize (object); } static void document_interface_class_init (DocumentInterfaceClass *klass) { GObjectClass *object_class; object_class = G_OBJECT_CLASS (klass); object_class->finalize = document_interface_finalize; } static void document_interface_init (DocumentInterface *object) { object->desk = NULL; } DocumentInterface * document_interface_new (void) { return (DocumentInterface*)g_object_new (TYPE_DOCUMENT_INTERFACE, NULL); } /* * Error stuff... * * To add a new error type, edit here and in the .h InkscapeError enum. */ GQuark inkscape_error_quark (void) { static GQuark quark = 0; if (!quark) quark = g_quark_from_static_string ("inkscape_error"); return quark; } #define ENUM_ENTRY(NAME, DESC) { NAME, "" #NAME "", DESC } GType inkscape_error_get_type (void) { static GType etype = 0; if (etype == 0) { static const GEnumValue values[] = { ENUM_ENTRY (INKSCAPE_ERROR_SELECTION, "Incompatible_Selection"), ENUM_ENTRY (INKSCAPE_ERROR_OBJECT, "Incompatible_Object"), ENUM_ENTRY (INKSCAPE_ERROR_VERB, "Failed_Verb"), ENUM_ENTRY (INKSCAPE_ERROR_OTHER, "Generic_Error"), { 0, 0, 0 } }; etype = g_enum_register_static ("InkscapeError", values); } return etype; } /**************************************************************************** MISC FUNCTIONS ****************************************************************************/ gboolean document_interface_delete_all (DocumentInterface *object, GError **error) { sp_edit_clear_all (object->desk); return TRUE; } gboolean document_interface_call_verb (DocumentInterface *object, gchar *verbid, GError **error) { SPDesktop *desk2 = object->desk; desktop_ensure_active (object->desk); if ( desk2 ) { Inkscape::Verb *verb = Inkscape::Verb::getbyid( verbid ); if ( verb ) { SPAction *action = verb->get_action(desk2); if ( action ) { sp_action_perform( action, NULL ); if (object->updates) { sp_document_done(sp_desktop_document(desk2), verb->get_code(), g_strdup(verb->get_tip())); } } } } g_set_error(error, INKSCAPE_ERROR, INKSCAPE_ERROR_VERB, "Verb '%s' failed to execute or was not found.", verbid); return FALSE; } /**************************************************************************** CREATION FUNCTIONS ****************************************************************************/ gchar* document_interface_rectangle (DocumentInterface *object, int x, int y, int width, int height, GError **error) { Inkscape::XML::Node *newNode = dbus_create_node(object->desk, "svg:rect"); sp_repr_set_int(newNode, "x", x); //could also use newNode->setAttribute() sp_repr_set_int(newNode, "y", y); sp_repr_set_int(newNode, "width", width); sp_repr_set_int(newNode, "height", height); return finish_create_shape (object, error, newNode, (gchar *)"create rectangle"); } gchar* document_interface_ellipse_center (DocumentInterface *object, int cx, int cy, int rx, int ry, GError **error) { Inkscape::XML::Node *newNode = dbus_create_node(object->desk, "svg:path"); newNode->setAttribute("sodipodi:type", "arc"); sp_repr_set_int(newNode, "sodipodi:cx", cx); sp_repr_set_int(newNode, "sodipodi:cy", cy); sp_repr_set_int(newNode, "sodipodi:rx", rx); sp_repr_set_int(newNode, "sodipodi:ry", ry); return finish_create_shape (object, error, newNode, (gchar *)"create circle"); } gchar* document_interface_polygon (DocumentInterface *object, int cx, int cy, int radius, int rotation, int sides, GError **error) { gdouble rot = ((rotation / 180.0) * 3.14159265) - ( 3.14159265 / 2.0); Inkscape::XML::Node *newNode = dbus_create_node(object->desk, "svg:path"); newNode->setAttribute("inkscape:flatsided", "true"); newNode->setAttribute("sodipodi:type", "star"); sp_repr_set_int(newNode, "sodipodi:cx", cx); sp_repr_set_int(newNode, "sodipodi:cy", cy); sp_repr_set_int(newNode, "sodipodi:r1", radius); sp_repr_set_int(newNode, "sodipodi:r2", radius); sp_repr_set_int(newNode, "sodipodi:sides", sides); sp_repr_set_int(newNode, "inkscape:randomized", 0); sp_repr_set_svg_double(newNode, "sodipodi:arg1", rot); sp_repr_set_svg_double(newNode, "sodipodi:arg2", rot); sp_repr_set_svg_double(newNode, "inkscape:rounded", 0); return finish_create_shape (object, error, newNode, (gchar *)"create polygon"); } gchar* document_interface_star (DocumentInterface *object, int cx, int cy, int r1, int r2, int sides, gdouble rounded, gdouble arg1, gdouble arg2, GError **error) { Inkscape::XML::Node *newNode = dbus_create_node(object->desk, "svg:path"); newNode->setAttribute("inkscape:flatsided", "false"); newNode->setAttribute("sodipodi:type", "star"); sp_repr_set_int(newNode, "sodipodi:cx", cx); sp_repr_set_int(newNode, "sodipodi:cy", cy); sp_repr_set_int(newNode, "sodipodi:r1", r1); sp_repr_set_int(newNode, "sodipodi:r2", r2); sp_repr_set_int(newNode, "sodipodi:sides", sides); sp_repr_set_int(newNode, "inkscape:randomized", 0); sp_repr_set_svg_double(newNode, "sodipodi:arg1", arg1); sp_repr_set_svg_double(newNode, "sodipodi:arg2", arg2); sp_repr_set_svg_double(newNode, "inkscape:rounded", rounded); return finish_create_shape (object, error, newNode, (gchar *)"create star"); } gchar* document_interface_ellipse (DocumentInterface *object, int x, int y, int width, int height, GError **error) { int rx = width/2; int ry = height/2; return document_interface_ellipse_center (object, x+rx, y+ry, rx, ry, error); } /* FIXME: makes line but gets one endpoint wrong.*/ gchar* document_interface_line (DocumentInterface *object, int x, int y, int x2, int y2, GError **error) { Inkscape::XML::Node *newNode = dbus_create_node(object->desk, "svg:path"); std::stringstream out; printf("X2: %d\nY2 %d\n", x2, y2); out << "m " << x << "," << y << " " << x2 << "," << y2; printf ("PATH: %s\n", out.str().c_str()); newNode->setAttribute("d", out.str().c_str()); return finish_create_shape (object, error, newNode, (gchar *)"create line"); } gchar* document_interface_spiral (DocumentInterface *object, int cx, int cy, int r, int revolutions, GError **error) { Inkscape::XML::Node *newNode = dbus_create_node(object->desk, "svg:path"); newNode->setAttribute("sodipodi:type", "spiral"); sp_repr_set_int(newNode, "sodipodi:cx", cx); sp_repr_set_int(newNode, "sodipodi:cy", cy); sp_repr_set_int(newNode, "sodipodi:radius", r); sp_repr_set_int(newNode, "sodipodi:revolution", revolutions); sp_repr_set_int(newNode, "sodipodi:t0", 0); sp_repr_set_int(newNode, "sodipodi:argument", 0); sp_repr_set_int(newNode, "sodipodi:expansion", 1); gchar * retval = finish_create_shape (object, error, newNode, (gchar *)"create spiral"); newNode->setAttribute("style", "fill:none"); return retval; } gboolean document_interface_text (DocumentInterface *object, int x, int y, gchar *text, GError **error) { //FIXME: Not selectable (aka broken). Needs to be rewritten completely. SPDesktop *desktop = object->desk; SPCanvasText * canvas_text = (SPCanvasText *) sp_canvastext_new(sp_desktop_tempgroup(desktop), desktop, Geom::Point(0,0), ""); sp_canvastext_set_text (canvas_text, text); sp_canvastext_set_coords (canvas_text, x, y); return TRUE; } gchar * document_interface_image (DocumentInterface *object, int x, int y, gchar *filename, GError **error) { gchar * uri = g_filename_to_uri (filename, FALSE, error); if (!uri) return FALSE; Inkscape::XML::Node *newNode = dbus_create_node(object->desk, "svg:image"); sp_repr_set_int(newNode, "x", x); sp_repr_set_int(newNode, "y", y); newNode->setAttribute("xlink:href", uri); object->desk->currentLayer()->appendChildRepr(newNode); object->desk->currentLayer()->updateRepr(); if (object->updates) sp_document_done(sp_desktop_document(object->desk), 0, "Imported bitmap."); //g_free(uri); return strdup(newNode->attribute("id")); } gchar* document_interface_node (DocumentInterface *object, gchar *type, GError **error) { SPDocument * doc = sp_desktop_document (object->desk); Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc); Inkscape::XML::Node *newNode = xml_doc->createElement(type); object->desk->currentLayer()->appendChildRepr(newNode); object->desk->currentLayer()->updateRepr(); if (object->updates) sp_document_done(sp_desktop_document(object->desk), 0, (gchar *)"created empty node"); //else //document_interface_pause_updates(object, error); return strdup(newNode->attribute("id")); } /**************************************************************************** ENVIORNMENT FUNCTIONS ****************************************************************************/ gdouble document_interface_document_get_width (DocumentInterface *object) { return sp_document_width(sp_desktop_document(object->desk)); } gdouble document_interface_document_get_height (DocumentInterface *object) { return sp_document_height(sp_desktop_document(object->desk)); } gchar * document_interface_document_get_css (DocumentInterface *object, GError **error) { SPCSSAttr *current = (object->desk)->current; return sp_repr_css_write_string(current); } gboolean document_interface_document_merge_css (DocumentInterface *object, gchar *stylestring, GError **error) { SPCSSAttr * style = sp_repr_css_attr_new(); sp_repr_css_attr_add_from_string (style, stylestring); sp_desktop_set_style (object->desk, style); return TRUE; } gboolean document_interface_document_set_css (DocumentInterface *object, gchar *stylestring, GError **error) { SPCSSAttr * style = sp_repr_css_attr_new(); sp_repr_css_attr_add_from_string (style, stylestring); //Memory leak? object->desk->current = style; return TRUE; } gboolean document_interface_document_resize_to_fit_selection (DocumentInterface *object, GError **error) { return dbus_call_verb (object, SP_VERB_FIT_CANVAS_TO_SELECTION, error); return TRUE; } /**************************************************************************** OBJECT FUNCTIONS ****************************************************************************/ gboolean document_interface_set_attribute (DocumentInterface *object, char *shape, char *attribute, char *newval, GError **error) { Inkscape::XML::Node *newNode = get_repr_by_name(object->desk, shape, error); /* ALTERNATIVE (is this faster?) Inkscape::XML::Node *newnode = sp_repr_lookup_name((doc->root)->repr, name); */ if (!dbus_check_string(newval, error, "New value string was empty.")) return FALSE; if (!newNode) return FALSE; newNode->setAttribute(attribute, newval, TRUE); return TRUE; } gboolean document_interface_set_int_attribute (DocumentInterface *object, char *shape, char *attribute, int newval, GError **error) { Inkscape::XML::Node *newNode = get_repr_by_name (object->desk, shape, error); if (!newNode) return FALSE; sp_repr_set_int (newNode, attribute, newval); return TRUE; } gboolean document_interface_set_double_attribute (DocumentInterface *object, char *shape, char *attribute, double newval, GError **error) { Inkscape::XML::Node *newNode = get_repr_by_name (object->desk, shape, error); if (!dbus_check_string (attribute, error, "New value string was empty.")) return FALSE; if (!newNode) return FALSE; sp_repr_set_svg_double (newNode, attribute, newval); return TRUE; } gchar * document_interface_get_attribute (DocumentInterface *object, char *shape, char *attribute, GError **error) { Inkscape::XML::Node *newNode = get_repr_by_name(object->desk, shape, error); if (!dbus_check_string (attribute, error, "Attribute name empty.")) return NULL; if (!newNode) return NULL; return g_strdup(newNode->attribute(attribute)); } gboolean document_interface_move (DocumentInterface *object, gchar *name, gdouble x, gdouble y, GError **error) { const GSList *oldsel = selection_swap(object->desk, name, error); if (!oldsel) return FALSE; sp_selection_move (object->desk, x, 0 - y); selection_restore(object->desk, oldsel); return TRUE; } gboolean document_interface_move_to (DocumentInterface *object, gchar *name, gdouble x, gdouble y, GError **error) { const GSList *oldsel = selection_swap(object->desk, name, error); if (!oldsel) return FALSE; Inkscape::Selection * sel = sp_desktop_selection(object->desk); sp_selection_move (object->desk, x - selection_get_center_x(sel), 0 - (y - selection_get_center_y(sel))); selection_restore(object->desk, oldsel); return TRUE; } gboolean document_interface_object_to_path (DocumentInterface *object, char *shape, GError **error) { const GSList *oldsel = selection_swap(object->desk, shape, error); if (!oldsel) return FALSE; dbus_call_verb (object, SP_VERB_OBJECT_TO_CURVE, error); selection_restore(object->desk, oldsel); return TRUE; } gchar * document_interface_get_path (DocumentInterface *object, char *pathname, GError **error) { Inkscape::XML::Node *node = get_repr_by_name(object->desk, pathname, error); if (!node) return NULL; if (node->attribute("d") == NULL) { g_set_error(error, INKSCAPE_ERROR, INKSCAPE_ERROR_OBJECT, "Object is not a path."); return NULL; } return strdup(node->attribute("d")); } gboolean document_interface_transform (DocumentInterface *object, gchar *shape, gchar *transformstr, GError **error) { //FIXME: This should merge transformations. gchar trans[] = "transform"; document_interface_set_attribute (object, shape, trans, transformstr, error); return TRUE; } gchar * document_interface_get_css (DocumentInterface *object, gchar *shape, GError **error) { gchar style[] = "style"; return document_interface_get_attribute (object, shape, style, error); } gboolean document_interface_modify_css (DocumentInterface *object, gchar *shape, gchar *cssattrb, gchar *newval, GError **error) { // Doesn't like non-variable strings for some reason. gchar style[] = "style"; Inkscape::XML::Node *node = get_repr_by_name(object->desk, shape, error); if (!dbus_check_string (cssattrb, error, "Attribute string empty.")) return FALSE; if (!node) return FALSE; SPCSSAttr * oldstyle = sp_repr_css_attr (node, style); sp_repr_css_set_property(oldstyle, cssattrb, newval); node->setAttribute (style, sp_repr_css_write_string (oldstyle), TRUE); return TRUE; } gboolean document_interface_merge_css (DocumentInterface *object, gchar *shape, gchar *stylestring, GError **error) { gchar style[] = "style"; Inkscape::XML::Node *node = get_repr_by_name(object->desk, shape, error); if (!dbus_check_string (stylestring, error, "Style string empty.")) return FALSE; if (!node) return FALSE; SPCSSAttr * newstyle = sp_repr_css_attr_new(); sp_repr_css_attr_add_from_string (newstyle, stylestring); SPCSSAttr * oldstyle = sp_repr_css_attr (node, style); sp_repr_css_merge(oldstyle, newstyle); node->setAttribute (style, sp_repr_css_write_string (oldstyle), TRUE); return TRUE; } gboolean document_interface_set_color (DocumentInterface *object, gchar *shape, int r, int g, int b, gboolean fill, GError **error) { gchar style[15]; if (r<0 || r>255 || g<0 || g>255 || b<0 || b>255) { g_set_error(error, INKSCAPE_ERROR, INKSCAPE_ERROR_OTHER, "Given (%d,%d,%d). All values must be between 0-255 inclusive.", r, g, b); return FALSE; } if (fill) snprintf(style, 15, "fill:#%.2x%.2x%.2x", r, g, b); else snprintf(style, 15, "stroke:#%.2x%.2x%.2x", r, g, b); if (strcmp(shape, "document") == 0) return document_interface_document_merge_css (object, style, error); return document_interface_merge_css (object, shape, style, error); } gboolean document_interface_move_to_layer (DocumentInterface *object, gchar *shape, gchar *layerstr, GError **error) { const GSList *oldsel = selection_swap(object->desk, shape, error); if (!oldsel) return FALSE; document_interface_selection_move_to_layer(object, layerstr, error); selection_restore(object->desk, oldsel); return TRUE; } GArray * document_interface_get_node_coordinates (DocumentInterface *object, gchar *shape) { //FIXME: Needs lot's of work. /* Inkscape::XML::Node *shapenode = get_repr_by_name (object->desk, shape, error); if (shapenode == NULL || shapenode->attribute("d") == NULL) { return FALSE; } char * path = strdup(shapenode->attribute("d")); printf("PATH: %s\n", path); Geom::parse_svg_path (path); return NULL; */ return NULL; } /**************************************************************************** FILE I/O FUNCTIONS ****************************************************************************/ gboolean document_interface_save (DocumentInterface *object, GError **error) { SPDocument * doc = sp_desktop_document(object->desk); printf("1: %s\n2: %s\n3: %s\n", doc->uri, doc->base, doc->name); if (doc->uri) return document_interface_save_as (object, doc->uri, error); return FALSE; } gboolean document_interface_load (DocumentInterface *object, gchar *filename, GError **error) { desktop_ensure_active (object->desk); const Glib::ustring file(filename); sp_file_open(file, NULL, TRUE, TRUE); if (object->updates) sp_document_done(sp_desktop_document(object->desk), SP_VERB_FILE_OPEN, "Opened File"); return TRUE; } gboolean document_interface_save_as (DocumentInterface *object, gchar *filename, GError **error) { SPDocument * doc = sp_desktop_document(object->desk); #ifdef WITH_GNOME_VFS const Glib::ustring file(filename); return file_save_remote(doc, file, NULL, TRUE, TRUE); #endif if (!doc || strlen(filename)<1) //Safety check return false; try { Inkscape::Extension::save(NULL, doc, filename, false, false, true); } catch (...) { //SP_ACTIVE_DESKTOP->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("Document not saved.")); return false; } //SP_ACTIVE_DESKTOP->event_log->rememberFileSave(); //SP_ACTIVE_DESKTOP->messageStack()->flash(Inkscape::NORMAL_MESSAGE, "Document saved."); return true; } gboolean document_interface_mark_as_unmodified (DocumentInterface *object, GError **error) { SPDocument * doc = sp_desktop_document(object->desk); if (doc) doc->modified_since_save = FALSE; return TRUE; } /* gboolean document_interface_print_to_file (DocumentInterface *object, GError **error) { SPDocument * doc = sp_desktop_document(object->desk); sp_print_document_to_file (doc, g_strdup("/home/soren/test.pdf")); return TRUE; } */ /**************************************************************************** PROGRAM CONTROL FUNCTIONS ****************************************************************************/ gboolean document_interface_close (DocumentInterface *object, GError **error) { return dbus_call_verb (object, SP_VERB_FILE_CLOSE_VIEW, error); } gboolean document_interface_exit (DocumentInterface *object, GError **error) { return dbus_call_verb (object, SP_VERB_FILE_QUIT, error); } gboolean document_interface_undo (DocumentInterface *object, GError **error) { return dbus_call_verb (object, SP_VERB_EDIT_UNDO, error); } gboolean document_interface_redo (DocumentInterface *object, GError **error) { return dbus_call_verb (object, SP_VERB_EDIT_REDO, error); } /**************************************************************************** UPDATE FUNCTIONS FIXME: This would work better by adding a flag to SPDesktop to prevent updating but that would be very intrusive so for now there is a workaround. Need to make sure it plays well with verbs because they are used so much. ****************************************************************************/ void document_interface_pause_updates (DocumentInterface *object, GError **error) { object->updates = FALSE; object->desk->canvas->drawing_disabled = 1; //object->desk->canvas->need_redraw = 0; //object->desk->canvas->need_repick = 0; //sp_desktop_document(object->desk)->root->uflags = FALSE; //sp_desktop_document(object->desk)->root->mflags = FALSE; } void document_interface_resume_updates (DocumentInterface *object, GError **error) { object->updates = TRUE; object->desk->canvas->drawing_disabled = 0; //object->desk->canvas->need_redraw = 1; //object->desk->canvas->need_repick = 1; //sp_desktop_document(object->desk)->root->uflags = TRUE; //sp_desktop_document(object->desk)->root->mflags = TRUE; //sp_desktop_document(object->desk)->_updateDocument(); //FIXME: use better verb than rect. sp_document_done(sp_desktop_document(object->desk), SP_VERB_CONTEXT_RECT, "Multiple actions"); } void document_interface_update (DocumentInterface *object, GError **error) { sp_desktop_document(object->desk)->root->uflags = TRUE; sp_desktop_document(object->desk)->root->mflags = TRUE; object->desk->enableInteraction(); sp_desktop_document(object->desk)->_updateDocument(); object->desk->disableInteraction(); sp_desktop_document(object->desk)->root->uflags = FALSE; sp_desktop_document(object->desk)->root->mflags = FALSE; //sp_document_done(sp_desktop_document(object->desk), SP_VERB_CONTEXT_RECT, "Multiple actions"); } /**************************************************************************** SELECTION FUNCTIONS FIXME: use call_verb where appropriate (once update system is tested.) ****************************************************************************/ gboolean document_interface_selection_get (DocumentInterface *object, char ***out, GError **error) { Inkscape::Selection * sel = sp_desktop_selection(object->desk); GSList const *oldsel = sel->list(); int size = g_slist_length((GSList *) oldsel); *out = g_new0 (char *, size + 1); int i = 0; for (GSList const *iter = oldsel; iter != NULL; iter = iter->next) { (*out)[i] = g_strdup(SP_OBJECT(iter->data)->repr->attribute("id")); i++; } (*out)[i] = NULL; return TRUE; } gboolean document_interface_selection_add (DocumentInterface *object, char *name, GError **error) { SPObject * obj = get_object_by_name(object->desk, name, error); if (!obj) return FALSE; Inkscape::Selection *selection = sp_desktop_selection(object->desk); selection->add(obj); return TRUE; } gboolean document_interface_selection_add_list (DocumentInterface *object, char **names, GError **error) { int i; for (i=0;names[i] != NULL;i++) { document_interface_selection_add(object, names[i], error); } return TRUE; } gboolean document_interface_selection_set (DocumentInterface *object, char *name, GError **error) { SPDocument * doc = sp_desktop_document (object->desk); Inkscape::Selection *selection = sp_desktop_selection(object->desk); selection->set(doc->getObjectById(name)); return TRUE; } gboolean document_interface_selection_set_list (DocumentInterface *object, gchar **names, GError **error) { sp_desktop_selection(object->desk)->clear(); int i; for (i=0;names[i] != NULL;i++) { document_interface_selection_add(object, names[i], error); } return TRUE; } gboolean document_interface_selection_rotate (DocumentInterface *object, int angle, GError **error) { Inkscape::Selection *selection = sp_desktop_selection(object->desk); sp_selection_rotate(selection, angle); return TRUE; } gboolean document_interface_selection_delete (DocumentInterface *object, GError **error) { //sp_selection_delete (object->desk); return dbus_call_verb (object, SP_VERB_EDIT_DELETE, error); } gboolean document_interface_selection_clear (DocumentInterface *object, GError **error) { sp_desktop_selection(object->desk)->clear(); return TRUE; } gboolean document_interface_select_all (DocumentInterface *object, GError **error) { //sp_edit_select_all (object->desk); return dbus_call_verb (object, SP_VERB_EDIT_SELECT_ALL, error); } gboolean document_interface_select_all_in_all_layers(DocumentInterface *object, GError **error) { //sp_edit_select_all_in_all_layers (object->desk); return dbus_call_verb (object, SP_VERB_EDIT_SELECT_ALL_IN_ALL_LAYERS, error); } gboolean document_interface_selection_box (DocumentInterface *object, int x, int y, int x2, int y2, gboolean replace, GError **error) { //FIXME: implement. return FALSE; } gboolean document_interface_selection_invert (DocumentInterface *object, GError **error) { //sp_edit_invert (object->desk); return dbus_call_verb (object, SP_VERB_EDIT_INVERT, error); } gboolean document_interface_selection_group (DocumentInterface *object, GError **error) { //sp_selection_group (object->desk); return dbus_call_verb (object, SP_VERB_SELECTION_GROUP, error); } gboolean document_interface_selection_ungroup (DocumentInterface *object, GError **error) { //sp_selection_ungroup (object->desk); return dbus_call_verb (object, SP_VERB_SELECTION_UNGROUP, error); } gboolean document_interface_selection_cut (DocumentInterface *object, GError **error) { //desktop_ensure_active (object->desk); //sp_selection_cut (object->desk); return dbus_call_verb (object, SP_VERB_EDIT_CUT, error); } gboolean document_interface_selection_copy (DocumentInterface *object, GError **error) { //desktop_ensure_active (object->desk); //sp_selection_copy (); return dbus_call_verb (object, SP_VERB_EDIT_COPY, error); } /* gboolean document_interface_selection_paste (DocumentInterface *object, GError **error) { desktop_ensure_active (object->desk); if (!object->updates) document_interface_pause_updates (object, error); sp_selection_paste (object->desk, TRUE); if (!object->updates) document_interface_pause_updates (object, error); return TRUE; //return dbus_call_verb (object, SP_VERB_EDIT_PASTE, error); } */ gboolean document_interface_selection_paste (DocumentInterface *object, GError **error) { return dbus_call_verb (object, SP_VERB_EDIT_PASTE, error); } gboolean document_interface_selection_scale (DocumentInterface *object, gdouble grow, GError **error) { Inkscape::Selection *selection = sp_desktop_selection(object->desk); if (!selection) { return FALSE; } sp_selection_scale (selection, grow); return TRUE; } gboolean document_interface_selection_move (DocumentInterface *object, gdouble x, gdouble y, GError **error) { sp_selection_move (object->desk, x, 0 - y); //switching coordinate systems. return TRUE; } gboolean document_interface_selection_move_to (DocumentInterface *object, gdouble x, gdouble y, GError **error) { Inkscape::Selection * sel = sp_desktop_selection(object->desk); Geom::OptRect sel_bbox = sel->bounds(); if (sel_bbox) { Geom::Point m( x - selection_get_center_x(sel) , 0 - (y - selection_get_center_y(sel)) ); sp_selection_move_relative(sel, m, true); } return TRUE; } //FIXME: does not paste in new layer. // This needs to use lower level cut_impl and paste_impl (messy) // See the built-in sp_selection_to_next_layer and duplicate. gboolean document_interface_selection_move_to_layer (DocumentInterface *object, gchar *layerstr, GError **error) { SPDesktop * dt = object->desk; Inkscape::Selection *selection = sp_desktop_selection(dt); // check if something is selected if (selection->isEmpty()) return FALSE; SPObject *next = get_object_by_name(object->desk, layerstr, error); if (!next) return FALSE; if (strcmp("layer", (next->repr)->attribute("inkscape:groupmode")) == 0) { sp_selection_cut(dt); dt->setCurrentLayer(next); sp_selection_paste(dt, TRUE); } return TRUE; } GArray * document_interface_selection_get_center (DocumentInterface *object) { Inkscape::Selection * sel = sp_desktop_selection(object->desk); if (sel) { gdouble x = selection_get_center_x(sel); gdouble y = selection_get_center_y(sel); GArray * intArr = g_array_new (TRUE, TRUE, sizeof(double)); g_array_append_val (intArr, x); g_array_append_val (intArr, y); return intArr; } return NULL; } gboolean document_interface_selection_to_path (DocumentInterface *object, GError **error) { return dbus_call_verb (object, SP_VERB_OBJECT_TO_CURVE, error); } gchar * document_interface_selection_combine (DocumentInterface *object, gchar *cmd, GError **error) { if (strcmp(cmd, "union") == 0) dbus_call_verb (object, SP_VERB_SELECTION_UNION, error); else if (strcmp(cmd, "intersection") == 0) dbus_call_verb (object, SP_VERB_SELECTION_INTERSECT, error); else if (strcmp(cmd, "difference") == 0) dbus_call_verb (object, SP_VERB_SELECTION_DIFF, error); else if (strcmp(cmd, "exclusion") == 0) dbus_call_verb (object, SP_VERB_SELECTION_SYMDIFF, error); else return NULL; if (sp_desktop_selection(object->desk)->singleRepr() != NULL) return g_strdup((sp_desktop_selection(object->desk)->singleRepr())->attribute("id")); return NULL; } gboolean document_interface_selection_divide (DocumentInterface *object, char ***out, GError **error) { dbus_call_verb (object, SP_VERB_SELECTION_CUT, error); return document_interface_selection_get (object, out, error); } gboolean document_interface_selection_change_level (DocumentInterface *object, gchar *cmd, GError **error) { if (strcmp(cmd, "raise") == 0) return dbus_call_verb (object, SP_VERB_SELECTION_RAISE, error); if (strcmp(cmd, "lower") == 0) return dbus_call_verb (object, SP_VERB_SELECTION_LOWER, error); if ((strcmp(cmd, "to_top") == 0) || (strcmp(cmd, "to_front") == 0)) return dbus_call_verb (object, SP_VERB_SELECTION_TO_FRONT, error); if ((strcmp(cmd, "to_bottom") == 0) || (strcmp(cmd, "to_back") == 0)) return dbus_call_verb (object, SP_VERB_SELECTION_TO_BACK, error); return TRUE; } /**************************************************************************** LAYER FUNCTIONS ****************************************************************************/ gchar * document_interface_layer_new (DocumentInterface *object, GError **error) { SPDesktop * dt = object->desk; SPObject *new_layer = Inkscape::create_layer(dt->currentRoot(), dt->currentLayer(), Inkscape::LPOS_BELOW); dt->setCurrentLayer(new_layer); return g_strdup(get_name_from_object (new_layer)); } gboolean document_interface_layer_set (DocumentInterface *object, gchar *layerstr, GError **error) { SPObject * obj = get_object_by_name (object->desk, layerstr, error); if (!obj) return FALSE; object->desk->setCurrentLayer (obj); return TRUE; } gchar ** document_interface_layer_get_all (DocumentInterface *object) { //FIXME: implement. return NULL; } gboolean document_interface_layer_change_level (DocumentInterface *object, gchar *cmd, GError **error) { if (strcmp(cmd, "raise") == 0) return dbus_call_verb (object, SP_VERB_LAYER_RAISE, error); if (strcmp(cmd, "lower") == 0) return dbus_call_verb (object, SP_VERB_LAYER_LOWER, error); if ((strcmp(cmd, "to_top") == 0) || (strcmp(cmd, "to_front") == 0)) return dbus_call_verb (object, SP_VERB_LAYER_TO_TOP, error); if ((strcmp(cmd, "to_bottom") == 0) || (strcmp(cmd, "to_back") == 0)) return dbus_call_verb (object, SP_VERB_LAYER_TO_BOTTOM, error); return TRUE; } gboolean document_interface_layer_next (DocumentInterface *object, GError **error) { return dbus_call_verb (object, SP_VERB_LAYER_NEXT, error); } gboolean document_interface_layer_previous (DocumentInterface *object, GError **error) { return dbus_call_verb (object, SP_VERB_LAYER_PREV, error); }