/** * @file * PNG export dialog. */ /* Authors: * Lauris Kaplinski * bulia byak * Johan Engelen * Jon A. Cruz * Abhishek Sharma * * Copyright (C) 1999-2007 Authors * Copyright (C) 2001-2002 Ximian, Inc. * * Released under GNU GPL, read the file 'COPYING' for more information */ #ifdef HAVE_CONFIG_H # include "config.h" #endif // This has to be included prior to anything that includes setjmp.h, it croaks otherwise #include #include #include #include #include #include #include #include #include #include #include #ifdef WITH_GNOME_VFS # include // gnome_vfs_initialized #endif #include #include "helper/unit-menu.h" #include "helper/units.h" #include "unit-constants.h" #include "helper/window.h" #include "inkscape-private.h" #include "document.h" #include "desktop-handles.h" #include "sp-item.h" #include "selection.h" #include "file.h" #include "macros.h" #include "sp-namedview.h" #include "selection-chemistry.h" #include "dialog-events.h" #include "preferences.h" #include "verbs.h" #include "interface.h" #include "sp-root.h" #include "extension/output.h" #include "extension/db.h" #include "io/sys.h" #include "helper/png-write.h" #ifdef WIN32 #include #include #include #endif using Inkscape::DocumentUndo; #define SP_EXPORT_MIN_SIZE 1.0 #define DPI_BASE PX_PER_IN #define EXPORT_COORD_PRECISION 3 #define MIN_ONSCREEN_DISTANCE 50 static void sp_export_area_toggled ( GtkToggleButton *tb, GtkObject *base ); static void sp_export_export_clicked ( GtkButton *button, GtkObject *base ); static void sp_export_browse_clicked ( GtkButton *button, gpointer userdata ); static void sp_export_area_x_value_changed ( GtkAdjustment *adj, GtkObject *base); static void sp_export_area_y_value_changed ( GtkAdjustment *adj, GtkObject *base); static void sp_export_area_width_value_changed ( GtkAdjustment *adj, GtkObject *base); static void sp_export_area_height_value_changed ( GtkAdjustment *adj, GtkObject *base); static void sp_export_bitmap_width_value_changed ( GtkAdjustment *adj, GtkObject *base); static void sp_export_bitmap_height_value_changed ( GtkAdjustment *adj, GtkObject *base); static void sp_export_xdpi_value_changed ( GtkAdjustment *adj, GtkObject *base); static void sp_export_selection_changed ( Inkscape::Application *inkscape, Inkscape::Selection *selection, GtkObject *base); static void sp_export_selection_modified ( Inkscape::Application *inkscape, Inkscape::Selection *selection, guint flags, GtkObject *base ); static void sp_export_set_area (GtkObject *base, double x0, double y0, double x1, double y1); static void sp_export_value_set (GtkObject *base, const gchar *key, double val); static void sp_export_value_set_px (GtkObject *base, const gchar *key, double val); static float sp_export_value_get ( GtkObject *base, const gchar *key ); static float sp_export_value_get_px ( GtkObject *base, const gchar *key ); static void sp_export_filename_modified (GtkObject * object, gpointer data); static inline void sp_export_find_default_selection(GtkWidget * dlg); static void sp_export_detect_size(GtkObject * base); static Glib::ustring const prefs_path = "/dialogs/export/"; // these all need to be reinitialized to their defaults during dialog_destroy static GtkWidget *dlg = NULL; static win_data wd; static gint x = -1000, y = -1000, w = 0, h = 0; // impossible original values to make sure they are read from prefs static gchar * original_name = NULL; static gchar * doc_export_name = NULL; static bool was_empty = TRUE; /** What type of button is being pressed */ enum selection_type { SELECTION_PAGE = 0, /**< Export the whole page */ SELECTION_DRAWING, /**< Export everything drawn on the page */ SELECTION_SELECTION, /**< Export everything that is selected */ SELECTION_CUSTOM, /**< Allows the user to set the region exported */ SELECTION_NUMBER_OF /**< A counter for the number of these guys */ }; /** A list of strings that is used both in the preferences, and in the data fields to describe the various values of \c selection_type. */ static const char * selection_names[SELECTION_NUMBER_OF] = { "page", "drawing", "selection", "custom"}; /** The names on the buttons for the various selection types. */ static const char * selection_labels[SELECTION_NUMBER_OF] = { N_("_Page"), N_("_Drawing"), N_("_Selection"), N_("_Custom")}; static void sp_export_dialog_destroy ( GtkObject */*object*/, gpointer /*data*/ ) { sp_signal_disconnect_by_data (INKSCAPE, dlg); wd.win = dlg = NULL; wd.stop = 0; x = -1000; y = -1000; w = 0; h = 0; g_free(original_name); original_name = NULL; g_free(doc_export_name); doc_export_name = NULL; was_empty = TRUE; return; } // end of sp_export_dialog_destroy() /// Called when dialog is closed or inkscape is shut down. static bool sp_export_dialog_delete ( GtkObject */*object*/, GdkEvent */*event*/, gpointer /*data*/ ) { gtk_window_get_position ((GtkWindow *) dlg, &x, &y); gtk_window_get_size ((GtkWindow *) dlg, &w, &h); if (x<0) x=0; if (y<0) y=0; Inkscape::Preferences *prefs = Inkscape::Preferences::get(); prefs->setInt(prefs_path + "x", x); prefs->setInt(prefs_path + "y", y); prefs->setInt(prefs_path + "w", w); prefs->setInt(prefs_path + "h", h); return FALSE; // which means, go ahead and destroy it } // end of sp_export_dialog_delete() /** * Creates a new spin button for the export dialog. * @param key The name of the spin button * @param val A default value for the spin button * @param min Minimum value for the spin button * @param max Maximum value for the spin button * @param step The step size for the spin button * @param page Size of the page increment * @param us Unit selector that effects this spin button * @param t Table to put the spin button in * @param x X location in the table \c t to start with * @param y Y location in the table \c t to start with * @param ll Text to put on the left side of the spin button (optional) * @param lr Text to put on the right side of the spin button (optional) * @param digits Number of digits to display after the decimal * @param sensitive Whether the spin button is sensitive or not * @param cb Callback for when this spin button is changed (optional) * @param dlg Export dialog the spin button is being placed in */ static void sp_export_spinbutton_new( gchar const *key, float val, float min, float max, float step, float page, GtkWidget *us, GtkWidget *t, int x, int y, const gchar *ll, const gchar *lr, int digits, unsigned int sensitive, GCallback cb, GtkWidget *dlg ) { GtkObject *adj = gtk_adjustment_new( val, min, max, step, page, 0 ); g_object_set_data( G_OBJECT (adj), "key", const_cast(key) ); g_object_set_data( G_OBJECT (dlg), (const gchar *)key, adj ); if (us) { sp_unit_selector_add_adjustment ( SP_UNIT_SELECTOR (us), GTK_ADJUSTMENT (adj) ); } int pos = 0; GtkWidget *l = NULL; if (ll) { l = gtk_label_new_with_mnemonic ((const gchar *)ll); gtk_misc_set_alignment (GTK_MISC (l), 1.0, 0.5); gtk_table_attach ( GTK_TABLE (t), l, x + pos, x + pos + 1, y, y + 1, (GtkAttachOptions)0, (GtkAttachOptions)0, 0, 0 ); gtk_widget_set_sensitive (l, sensitive); pos += 1; } GtkWidget *sb = gtk_spin_button_new (GTK_ADJUSTMENT (adj), 1.0, digits); gtk_table_attach ( GTK_TABLE (t), sb, x + pos, x + pos + 1, y, y + 1, (GtkAttachOptions)0, (GtkAttachOptions)0, 0, 0 ); gtk_widget_set_size_request (sb, 80, -1); gtk_widget_set_sensitive (sb, sensitive); pos += 1; if (ll) { gtk_label_set_mnemonic_widget (GTK_LABEL(l), sb); } if (lr) { l = gtk_label_new_with_mnemonic ((const gchar *)lr); gtk_misc_set_alignment (GTK_MISC (l), 0.0, 0.5); gtk_table_attach ( GTK_TABLE (t), l, x + pos, x + pos + 1, y, y + 1, (GtkAttachOptions)0, (GtkAttachOptions)0, 0, 0 ); gtk_widget_set_sensitive (l, sensitive); pos += 1; gtk_label_set_mnemonic_widget (GTK_LABEL(l), sb); } if (cb) g_signal_connect (adj, "value_changed", cb, dlg); return; } // end of sp_export_spinbutton_new() static Gtk::VBox * sp_export_dialog_area_box (GtkWidget * dlg) { Gtk::VBox* vb = new Gtk::VBox(false, 3); #if WITH_GTKMM_2_22 Gtk::Label* lbl = new Gtk::Label(_("Export area"), Gtk::ALIGN_START); #else Gtk::Label* lbl = new Gtk::Label(_("Export area"), Gtk::ALIGN_LEFT); #endif lbl->set_use_markup(true); vb->pack_start(*lbl); /* Units box */ Gtk::HBox* unitbox = new Gtk::HBox(false, 0); /* gets added to the vbox later, but the unit selector is needed earlier than that */ Gtk::Widget* us = Glib::wrap(sp_unit_selector_new (SP_UNIT_ABSOLUTE | SP_UNIT_DEVICE)); SPDesktop *desktop = SP_ACTIVE_DESKTOP; if (desktop) sp_unit_selector_set_unit (SP_UNIT_SELECTOR(us->gobj()), sp_desktop_namedview(desktop)->doc_units); unitbox->pack_end(*us, false, false, 0); Gtk::Label* l = new Gtk::Label(_("Units:")); unitbox->pack_end(*l, false, false, 3); g_object_set_data (G_OBJECT (dlg), "units", us->gobj()); Gtk::HBox* togglebox = new Gtk::HBox(true, 0); Gtk::ToggleButton* b; for (int i = 0; i < SELECTION_NUMBER_OF; i++) { b = new Gtk::ToggleButton(_(selection_labels[i]), true); b->set_data("key", GINT_TO_POINTER(i)); g_object_set_data (G_OBJECT (dlg), selection_names[i], b->gobj()); togglebox->pack_start(*b, false, true, 0); g_signal_connect ( G_OBJECT (b->gobj()), "clicked", G_CALLBACK (sp_export_area_toggled), dlg ); } g_signal_connect ( G_OBJECT (INKSCAPE), "change_selection", G_CALLBACK (sp_export_selection_changed), dlg ); g_signal_connect ( G_OBJECT (INKSCAPE), "modify_selection", G_CALLBACK (sp_export_selection_modified), dlg ); g_signal_connect ( G_OBJECT (INKSCAPE), "activate_desktop", G_CALLBACK (sp_export_selection_changed), dlg ); Gtk::Table* t = new Gtk::Table(2, 6, FALSE); t->set_row_spacings (4); t->set_col_spacings (4); sp_export_spinbutton_new ( "x0", 0.0, -1000000.0, 1000000.0, 0.1, 1.0, us->gobj(), GTK_WIDGET(t->gobj()), 0, 0, _("_x0:"), NULL, EXPORT_COORD_PRECISION, 1, G_CALLBACK ( sp_export_area_x_value_changed), dlg ); sp_export_spinbutton_new ( "x1", 0.0, -1000000.0, 1000000.0, 0.1, 1.0, us->gobj(), GTK_WIDGET(t->gobj()), 2, 0, _("x_1:"), NULL, EXPORT_COORD_PRECISION, 1, G_CALLBACK (sp_export_area_x_value_changed), dlg ); sp_export_spinbutton_new ( "width", 0.0, 0.0, PNG_UINT_31_MAX, 0.1, 1.0, us->gobj(), GTK_WIDGET(t->gobj()), 4, 0, _("Wid_th:"), NULL, EXPORT_COORD_PRECISION, 1, G_CALLBACK (sp_export_area_width_value_changed), dlg ); sp_export_spinbutton_new ( "y0", 0.0, -1000000.0, 1000000.0, 0.1, 1.0, us->gobj(), GTK_WIDGET(t->gobj()), 0, 1, _("_y0:"), NULL, EXPORT_COORD_PRECISION, 1, G_CALLBACK (sp_export_area_y_value_changed), dlg ); sp_export_spinbutton_new ( "y1", 0.0, -1000000.0, 1000000.0, 0.1, 1.0, us->gobj(), GTK_WIDGET(t->gobj()), 2, 1, _("y_1:"), NULL, EXPORT_COORD_PRECISION, 1, G_CALLBACK (sp_export_area_y_value_changed), dlg ); sp_export_spinbutton_new ( "height", 0.0, 0.0, PNG_UINT_31_MAX, 0.1, 1.0, us->gobj(), GTK_WIDGET(t->gobj()), 4, 1, _("Hei_ght:"), NULL, EXPORT_COORD_PRECISION, 1, G_CALLBACK (sp_export_area_height_value_changed), dlg ); vb->pack_start(*togglebox, false, false, 3); vb->pack_start(*t, false, false, 0); vb->pack_start(*unitbox, false, false, 0); return vb; } // end of sp_export_dialog_area_box gchar* create_filepath_from_id (const gchar *id, const gchar *file_entry_text) { if (id == NULL) /* This should never happen */ id = "bitmap"; gchar *directory = NULL; if (directory == NULL && file_entry_text != NULL && file_entry_text[0] != '\0') { // std::cout << "Directory from dialog" << std::endl; directory = g_path_get_dirname(file_entry_text); } if (directory == NULL) { /* Grab document directory */ if ( SP_ACTIVE_DOCUMENT->getURI() ) { // std::cout << "Directory from document" << std::endl; directory = g_path_get_dirname( SP_ACTIVE_DOCUMENT->getURI() ); } } if (directory == NULL) { // std::cout << "Home Directory" << std::endl; directory = homedir_path(NULL); } gchar * id_ext = g_strconcat(id, ".png", NULL); gchar *filename = g_build_filename(directory, id_ext, NULL); g_free(directory); g_free(id_ext); return filename; } static void batch_export_clicked (GtkWidget *widget, GtkObject *base) { Gtk::Widget *vb_singleexport = (Gtk::Widget *)g_object_get_data(G_OBJECT(base), "vb_singleexport"); if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON(widget))) { vb_singleexport->set_sensitive(false); } else { vb_singleexport->set_sensitive(true); } } void sp_export_dialog (void) { Inkscape::Preferences *prefs = Inkscape::Preferences::get(); if (!dlg) { gchar title[500]; sp_ui_dialog_title_string (Inkscape::Verb::get(SP_VERB_FILE_EXPORT), title); dlg = sp_window_new (title, TRUE); if (x == -1000 || y == -1000) { x = prefs->getInt(prefs_path + "x", 0); y = prefs->getInt(prefs_path + "y", 0); } if (w ==0 || h == 0) { w = prefs->getInt(prefs_path + "w", 0); h = prefs->getInt(prefs_path + "h", 0); } // if (x<0) x=0; // if (y<0) y=0; if (w && h) gtk_window_resize ((GtkWindow *) dlg, w, h); if (x >= 0 && y >= 0 && (x < (gdk_screen_width()-MIN_ONSCREEN_DISTANCE)) && (y < (gdk_screen_height()-MIN_ONSCREEN_DISTANCE))) gtk_window_move ((GtkWindow *) dlg, x, y); else gtk_window_set_position(GTK_WINDOW(dlg), GTK_WIN_POS_CENTER); sp_transientize (dlg); wd.win = dlg; wd.stop = 0; g_signal_connect ( G_OBJECT (INKSCAPE), "activate_desktop", G_CALLBACK (sp_transientize_callback), &wd); g_signal_connect ( G_OBJECT (dlg), "event", G_CALLBACK (sp_dialog_event_handler), dlg); g_signal_connect ( G_OBJECT (dlg), "destroy", G_CALLBACK (sp_export_dialog_destroy), dlg); g_signal_connect ( G_OBJECT (dlg), "delete_event", G_CALLBACK (sp_export_dialog_delete), dlg); g_signal_connect ( G_OBJECT (INKSCAPE), "shut_down", G_CALLBACK (sp_export_dialog_delete), dlg); g_signal_connect ( G_OBJECT (INKSCAPE), "dialogs_hide", G_CALLBACK (sp_dialog_hide), dlg); g_signal_connect ( G_OBJECT (INKSCAPE), "dialogs_unhide", G_CALLBACK (sp_dialog_unhide), dlg); Gtk::VBox *vb = new Gtk::VBox(false, 3); vb->set_border_width(3); gtk_container_add (GTK_CONTAINER (dlg), GTK_WIDGET(vb->gobj())); Gtk::VBox *vb_singleexport = new Gtk::VBox(false, 0); vb_singleexport->set_border_width(0); vb->pack_start(*vb_singleexport); g_object_set_data(G_OBJECT(dlg), "vb_singleexport", vb_singleexport); /* Export area frame */ { Gtk::VBox *area_box = sp_export_dialog_area_box(dlg); area_box->set_border_width(3); vb_singleexport->pack_start(*area_box, false, false, 0); } /* Bitmap size frame */ { Gtk::VBox *size_box = new Gtk::VBox(false, 3); size_box->set_border_width(3); #if WITH_GTKMM_2_22 Gtk::Label* lbl = new Gtk::Label(_("Bitmap size"), Gtk::ALIGN_START); #else Gtk::Label* lbl = new Gtk::Label(_("Bitmap size"), Gtk::ALIGN_LEFT); #endif lbl->set_use_markup(true); size_box->pack_start(*lbl, false, false, 0); const int rows = 2; const int cols = 5; const bool homogeneous = false; Gtk::Table *t = new Gtk::Table(rows, cols, homogeneous); t->set_row_spacings (4); t->set_col_spacings (4); size_box->pack_start(*t); sp_export_spinbutton_new ( "bmwidth", 16.0, 1.0, 1000000.0, 1.0, 10.0, NULL, GTK_WIDGET(t->gobj()), 0, 0, _("_Width:"), _("pixels at"), 0, 1, G_CALLBACK (sp_export_bitmap_width_value_changed), dlg ); sp_export_spinbutton_new ( "xdpi", prefs->getDouble("/dialogs/export/defaultxdpi/value", DPI_BASE), 0.01, 100000.0, 0.1, 1.0, NULL, GTK_WIDGET(t->gobj()), 3, 0, NULL, _("dp_i"), 2, 1, G_CALLBACK (sp_export_xdpi_value_changed), dlg ); sp_export_spinbutton_new ( "bmheight", 16.0, 1.0, 1000000.0, 1.0, 10.0, NULL, GTK_WIDGET(t->gobj()), 0, 1, _("_Height:"), _("pixels at"), 0, 1, G_CALLBACK (sp_export_bitmap_height_value_changed), dlg ); /** \todo * Needs fixing: there's no way to set ydpi currently, so we use * the defaultxdpi value here, too... */ sp_export_spinbutton_new ( "ydpi", prefs->getDouble("/dialogs/export/defaultxdpi/value", DPI_BASE), 0.01, 100000.0, 0.1, 1.0, NULL, GTK_WIDGET(t->gobj()), 3, 1, NULL, _("dpi"), 2, 0, NULL, dlg ); vb_singleexport->pack_start(*size_box); } /* File entry */ { Gtk::VBox* file_box = new Gtk::VBox(false, 3); file_box->set_border_width(3); // true = has mnemonic #if WITH_GTKMM_2_22 Gtk::Label *flabel = new Gtk::Label(_("_Filename"), Gtk::ALIGN_START, Gtk::ALIGN_CENTER, true); #else Gtk::Label *flabel = new Gtk::Label(_("_Filename"), Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER, true); #endif flabel->set_use_markup(true); file_box->pack_start(*flabel, false, false, 0); Gtk::Entry *fe = new Gtk::Entry(); /* * set the default filename to be that of the current path + document * with .png extension * * One thing to notice here is that this filename may get * overwritten, but it won't happen here. The filename gets * written into the text field, but then the button to select * the area gets set. In that code the filename can be changed * if there are some with presidence in the document. So, while * this code sets the name first, it may not be the one users * really see. */ if ( SP_ACTIVE_DOCUMENT && SP_ACTIVE_DOCUMENT->getURI() ) { gchar *name; SPDocument * doc = SP_ACTIVE_DOCUMENT; const gchar *uri = doc->getURI(); const gchar *text_extension = get_file_save_extension (Inkscape::Extension::FILE_SAVE_METHOD_SAVE_AS).c_str(); Inkscape::Extension::Output * oextension = NULL; if (text_extension != NULL) { oextension = dynamic_cast(Inkscape::Extension::db.get(text_extension)); } if (oextension != NULL) { gchar * old_extension = oextension->get_extension(); if (g_str_has_suffix(uri, old_extension)) { gchar * uri_copy; gchar * extension_point; gchar * final_name; uri_copy = g_strdup(uri); extension_point = g_strrstr(uri_copy, old_extension); extension_point[0] = '\0'; final_name = g_strconcat(uri_copy, ".png", NULL); fe->set_text(final_name); g_free(final_name); g_free(uri_copy); } } else { name = g_strconcat(uri, ".png", NULL); fe->set_text(name); g_free(name); } doc_export_name = g_strdup(fe->get_text().c_str()); } g_signal_connect ( G_OBJECT (fe->gobj()), "changed", G_CALLBACK (sp_export_filename_modified), dlg); Gtk::HBox *hb = new Gtk::HBox(FALSE, 5); { // true = has mnemonic Gtk::Button *b = new Gtk::Button(); Gtk::HBox* pixlabel = new Gtk::HBox(false, 3); Gtk::Image *im = new Gtk::Image(Gtk::StockID(Gtk::Stock::INDEX), Gtk::ICON_SIZE_BUTTON); pixlabel->pack_start(*im); Gtk::Label *l = new Gtk::Label(); l->set_markup_with_mnemonic(_("_Browse...")); pixlabel->pack_start(*l); b->add(*pixlabel); hb->pack_end (*b, false, false, 4); g_signal_connect ( G_OBJECT (b->gobj()), "clicked", G_CALLBACK (sp_export_browse_clicked), NULL ); } hb->pack_start (*fe, true, true, 0); file_box->add(*hb); g_object_set_data (G_OBJECT (dlg), "filename", fe->gobj()); g_object_set_data (G_OBJECT (dlg), "filename-modified", (gpointer)FALSE); original_name = g_strdup(fe->get_text().c_str()); // pressing enter in the filename field is the same as clicking export: g_signal_connect ( G_OBJECT (fe->gobj()), "activate", G_CALLBACK (sp_export_export_clicked), dlg ); // focus is in the filename initially: fe->grab_focus(); // mnemonic in frame label moves focus to filename: flabel->set_mnemonic_widget(*fe); vb_singleexport->pack_start(*file_box); } { Gtk::HBox* batch_box = new Gtk::HBox(FALSE, 5); GtkWidget *be = gtk_check_button_new_with_mnemonic(_("B_atch export all selected objects")); gtk_widget_set_sensitive(GTK_WIDGET(be), TRUE); g_object_set_data(G_OBJECT(dlg), "batch_checkbox", be); batch_box->pack_start(*Glib::wrap(be), false, false); gtk_widget_set_tooltip_text(be, _("Export each selected object into its own PNG file, using export hints if any (caution, overwrites without asking!)")); batch_box->show_all(); g_signal_connect(G_OBJECT(be), "toggled", G_CALLBACK(batch_export_clicked), dlg); vb->pack_start(*batch_box); } { Gtk::HBox* hide_box = new Gtk::HBox(FALSE, 5); GtkWidget *he = gtk_check_button_new_with_mnemonic(_("Hide a_ll except selected")); gtk_widget_set_sensitive(GTK_WIDGET(he), TRUE); g_object_set_data(G_OBJECT(dlg), "hide_checkbox", he); hide_box->pack_start(*Glib::wrap(he), false, false); gtk_widget_set_tooltip_text(he, _("In the exported image, hide all objects except those that are selected")); hide_box->show_all(); vb->pack_start(*hide_box); } /* Buttons */ Gtk::HButtonBox* bb = new Gtk::HButtonBox(Gtk::BUTTONBOX_END); bb->set_border_width(3); { Gtk::Button *b = new Gtk::Button(); Gtk::HBox* image_label = new Gtk::HBox(false, 3); Gtk::Image *im = new Gtk::Image(Gtk::StockID(Gtk::Stock::APPLY), Gtk::ICON_SIZE_BUTTON); image_label->pack_start(*im); Gtk::Label *l = new Gtk::Label(); l->set_markup_with_mnemonic(_("_Export")); image_label->pack_start(*l); b->add(*image_label); gtk_widget_set_tooltip_text (GTK_WIDGET(b->gobj()), _("Export the bitmap file with these settings")); g_signal_connect ( G_OBJECT (b->gobj()), "clicked", G_CALLBACK (sp_export_export_clicked), dlg ); bb->pack_end(*b, false, false, 0); } vb->pack_end(*bb, false, false, 0); vb->show_all(); } // end of if (!dlg) sp_export_find_default_selection(dlg); gtk_window_present ((GtkWindow *) dlg); return; } // end of sp_export_dialog() static void sp_export_update_checkbuttons (GtkObject *base) { gint num = g_slist_length((GSList *) sp_desktop_selection(SP_ACTIVE_DESKTOP)->itemList()); GtkWidget *be = (GtkWidget *)g_object_get_data(G_OBJECT(base), "batch_checkbox"); GtkWidget *he = (GtkWidget *)g_object_get_data(G_OBJECT(base), "hide_checkbox"); if (num >= 2) { gtk_widget_set_sensitive (be, true); gtk_button_set_label (GTK_BUTTON(be), g_strdup_printf (ngettext("B_atch export %d selected object","B_atch export %d selected objects",num), num)); } else { gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON(be), FALSE); gtk_widget_set_sensitive (be, FALSE); } if (num > 0) { gtk_widget_set_sensitive (he, true); } else { gtk_widget_set_sensitive (he, false); } } static inline void sp_export_find_default_selection(GtkWidget * dlg) { selection_type key = SELECTION_NUMBER_OF; if ((sp_desktop_selection(SP_ACTIVE_DESKTOP))->isEmpty() == false) { key = SELECTION_SELECTION; } /* Try using the preferences */ if (key == SELECTION_NUMBER_OF) { Inkscape::Preferences *prefs = Inkscape::Preferences::get(); int i = SELECTION_NUMBER_OF; Glib::ustring what = prefs->getString("/dialogs/export/exportarea/value"); if (!what.empty()) { for (i = 0; i < SELECTION_NUMBER_OF; i++) { if (what == selection_names[i]) { break; } } } key = (selection_type)i; } if (key == SELECTION_NUMBER_OF) { key = SELECTION_SELECTION; } GtkWidget *button = (GtkWidget *)g_object_get_data(G_OBJECT(dlg), selection_names[key]); gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button), TRUE); sp_export_update_checkbuttons (GTK_OBJECT(dlg)); } /** * If selection changed or a different document activated, we must * recalculate any chosen areas. */ static void sp_export_selection_changed( Inkscape::Application *inkscape, Inkscape::Selection *selection, GtkObject *base ) { selection_type current_key; current_key = (selection_type)(GPOINTER_TO_INT(g_object_get_data(G_OBJECT(base), "selection-type"))); if ((current_key == SELECTION_DRAWING || current_key == SELECTION_PAGE) && (sp_desktop_selection(SP_ACTIVE_DESKTOP))->isEmpty() == false && was_empty) { gtk_toggle_button_set_active ( GTK_TOGGLE_BUTTON ( g_object_get_data (G_OBJECT(base), selection_names[SELECTION_SELECTION])), TRUE ); } was_empty = (sp_desktop_selection(SP_ACTIVE_DESKTOP))->isEmpty(); current_key = (selection_type)(GPOINTER_TO_INT(g_object_get_data(G_OBJECT(base), "selection-type"))); if (inkscape && SP_IS_INKSCAPE (inkscape) && selection && SELECTION_CUSTOM != current_key) { GtkToggleButton * button; button = (GtkToggleButton *)g_object_get_data(G_OBJECT(base), selection_names[current_key]); sp_export_area_toggled(button, base); } sp_export_update_checkbuttons (base); } static void sp_export_selection_modified ( Inkscape::Application */*inkscape*/, Inkscape::Selection */*selection*/, guint /*flags*/, GtkObject *base ) { selection_type current_key; current_key = (selection_type)(GPOINTER_TO_INT(g_object_get_data(G_OBJECT(base), "selection-type"))); switch (current_key) { case SELECTION_DRAWING: if ( SP_ACTIVE_DESKTOP ) { SPDocument *doc; doc = sp_desktop_document (SP_ACTIVE_DESKTOP); Geom::OptRect bbox = doc->getRoot()->desktopVisualBounds(); if (bbox) { sp_export_set_area (base, bbox->left(), bbox->top(), bbox->right(), bbox->bottom()); } } break; case SELECTION_SELECTION: if ((sp_desktop_selection(SP_ACTIVE_DESKTOP))->isEmpty() == false) { Geom::OptRect bbox = (sp_desktop_selection (SP_ACTIVE_DESKTOP))->visualBounds(); sp_export_set_area (base, bbox->left(), bbox->top(), bbox->right(), bbox->bottom()); } break; default: /* Do nothing for page or for custom */ break; } return; } /// Called when one of the selection buttons was toggled. static void sp_export_area_toggled (GtkToggleButton *tb, GtkObject *base) { if (g_object_get_data (G_OBJECT(base), "update")) return; selection_type key, old_key; key = (selection_type)(GPOINTER_TO_INT(g_object_get_data(G_OBJECT (tb), "key"))); old_key = (selection_type)(GPOINTER_TO_INT(g_object_get_data(G_OBJECT(base), "selection-type"))); /* Ignore all "turned off" events unless we're the only active button */ if (!gtk_toggle_button_get_active (tb) ) { /* Don't let the current selection be deactived - but rerun the activate to allow the user to renew the values */ if (key == old_key) { gtk_toggle_button_set_active ( tb, TRUE ); } return; } /* Turn off the currently active button unless it's us */ g_object_set_data(G_OBJECT(base), "selection-type", (gpointer)key); if (old_key != key) { gtk_toggle_button_set_active ( GTK_TOGGLE_BUTTON ( g_object_get_data (G_OBJECT(base), selection_names[old_key])), FALSE ); } if ( SP_ACTIVE_DESKTOP ) { SPDocument *doc; Geom::OptRect bbox; doc = sp_desktop_document (SP_ACTIVE_DESKTOP); /* Notice how the switch is used to 'fall through' here to get various backups. If you modify this without noticing you'll probabaly screw something up. */ switch (key) { case SELECTION_SELECTION: if ((sp_desktop_selection(SP_ACTIVE_DESKTOP))->isEmpty() == false) { bbox = sp_desktop_selection (SP_ACTIVE_DESKTOP)->visualBounds(); /* Only if there is a selection that we can set do we break, otherwise we fall through to the drawing */ // std::cout << "Using selection: SELECTION" << std::endl; key = SELECTION_SELECTION; break; } case SELECTION_DRAWING: /** \todo * This returns wrong values if the document has a viewBox. */ bbox = doc->getRoot()->desktopVisualBounds(); /* If the drawing is valid, then we'll use it and break otherwise we drop through to the page settings */ if (bbox) { // std::cout << "Using selection: DRAWING" << std::endl; key = SELECTION_DRAWING; break; } case SELECTION_PAGE: bbox = Geom::Rect(Geom::Point(0.0, 0.0), Geom::Point(doc->getWidth(), doc->getHeight())); // std::cout << "Using selection: PAGE" << std::endl; key = SELECTION_PAGE; break; case SELECTION_CUSTOM: default: break; } // switch // remember area setting Inkscape::Preferences *prefs = Inkscape::Preferences::get(); prefs->setString("/dialogs/export/exportarea/value", selection_names[key]); if ( key != SELECTION_CUSTOM && bbox ) { sp_export_set_area (base, bbox->min()[Geom::X], bbox->min()[Geom::Y], bbox->max()[Geom::X], bbox->max()[Geom::Y]); } } // end of if ( SP_ACTIVE_DESKTOP ) if (SP_ACTIVE_DESKTOP && !g_object_get_data(G_OBJECT(base), "filename-modified")) { GtkWidget * file_entry; const gchar * filename = NULL; float xdpi = 0.0, ydpi = 0.0; file_entry = (GtkWidget *)g_object_get_data (G_OBJECT(base), "filename"); switch (key) { case SELECTION_PAGE: case SELECTION_DRAWING: { SPDocument * doc = SP_ACTIVE_DOCUMENT; sp_document_get_export_hints (doc, &filename, &xdpi, &ydpi); if (filename == NULL) { if (doc_export_name != NULL) { filename = g_strdup(doc_export_name); } else { filename = g_strdup(""); } } break; } case SELECTION_SELECTION: if ((sp_desktop_selection(SP_ACTIVE_DESKTOP))->isEmpty() == false) { sp_selection_get_export_hints (sp_desktop_selection(SP_ACTIVE_DESKTOP), &filename, &xdpi, &ydpi); /* If we still don't have a filename -- let's build one that's nice */ if (filename == NULL) { const gchar * id = NULL; const GSList * reprlst = sp_desktop_selection(SP_ACTIVE_DESKTOP)->reprList(); for(; reprlst != NULL; reprlst = reprlst->next) { Inkscape::XML::Node * repr = (Inkscape::XML::Node *)reprlst->data; if (repr->attribute("id")) { id = repr->attribute("id"); break; } } filename = create_filepath_from_id (id, gtk_entry_get_text(GTK_ENTRY(file_entry))); } } break; case SELECTION_CUSTOM: default: break; } if (filename != NULL) { g_free(original_name); original_name = g_strdup(filename); gtk_entry_set_text(GTK_ENTRY(file_entry), filename); } if (xdpi != 0.0) { sp_export_value_set(base, "xdpi", xdpi); } /* These can't be separate, and setting x sets y, so for now setting this is disabled. Hopefully it won't be in the future */ if (FALSE && ydpi != 0.0) { sp_export_value_set(base, "ydpi", ydpi); } } return; } // end of sp_export_area_toggled() /// Called when dialog is deleted static gint sp_export_progress_delete ( GtkWidget */*widget*/, GdkEvent */*event*/, GObject *base ) { g_object_set_data (base, "cancel", (gpointer) 1); return TRUE; } // end of sp_export_progress_delete() /// Called when progress is cancelled static void sp_export_progress_cancel ( GtkWidget */*widget*/, GObject *base ) { g_object_set_data (base, "cancel", (gpointer) 1); } // end of sp_export_progress_cancel() /// Called for every progress iteration static unsigned int sp_export_progress_callback (float value, void *data) { GtkWidget *prg; int evtcount; if (g_object_get_data ((GObject *) data, "cancel")) return FALSE; prg = (GtkWidget *) g_object_get_data ((GObject *) data, "progress"); gtk_progress_bar_set_fraction ((GtkProgressBar *) prg, value); evtcount = 0; while ((evtcount < 16) && gdk_events_pending ()) { gtk_main_iteration_do (FALSE); evtcount += 1; } gtk_main_iteration_do (FALSE); return TRUE; } // end of sp_export_progress_callback() GtkWidget * create_progress_dialog (GtkObject *base, gchar *progress_text) { GtkWidget *dlg, *prg, *btn; /* progressbar-stuff */ dlg = gtk_dialog_new (); gtk_window_set_title (GTK_WINDOW (dlg), _("Export in progress")); prg = gtk_progress_bar_new (); sp_transientize (dlg); gtk_window_set_resizable (GTK_WINDOW (dlg), FALSE); g_object_set_data ((GObject *) base, "progress", prg); gtk_progress_bar_set_text ((GtkProgressBar *) prg, progress_text); gtk_progress_bar_set_orientation ( (GtkProgressBar *) prg, GTK_PROGRESS_LEFT_TO_RIGHT); gtk_box_pack_start ((GtkBox *) gtk_dialog_get_content_area((GtkDialog *) dlg), prg, FALSE, FALSE, 4 ); btn = gtk_dialog_add_button ( GTK_DIALOG (dlg), GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL ); g_signal_connect ( (GObject *) dlg, "delete_event", (GCallback) sp_export_progress_delete, base); g_signal_connect ( (GObject *) btn, "clicked", (GCallback) sp_export_progress_cancel, base); gtk_window_set_modal ((GtkWindow *) dlg, TRUE); gtk_widget_show_all (dlg); return dlg; } // FIXME: Some lib function should be available to do this ... static gchar * filename_add_extension (const gchar *filename, const gchar *extension) { const gchar *dot; dot = strrchr (filename, '.'); if ( !dot ) return g_strconcat (filename, ".", extension, NULL); { if (dot[1] == '\0') return g_strconcat (filename, extension, NULL); else { if (g_ascii_strcasecmp (dot + 1, extension) == 0) return g_strdup (filename); else { return g_strconcat (filename, ".", extension, NULL); } } } } gchar *absolutize_path_from_document_location (SPDocument *doc, const gchar *filename) { gchar *path = 0; //Make relative paths go from the document location, if possible: if (!g_path_is_absolute(filename) && doc->getURI()) { gchar *dirname = g_path_get_dirname(doc->getURI()); if (dirname) { path = g_build_filename(dirname, filename, NULL); g_free(dirname); } } if (!path) { path = g_strdup(filename); } return path; } /// Called when export button is clicked static void sp_export_export_clicked (GtkButton */*button*/, GtkObject *base) { if (!SP_ACTIVE_DESKTOP) return; SPNamedView *nv = sp_desktop_namedview(SP_ACTIVE_DESKTOP); SPDocument *doc = sp_desktop_document (SP_ACTIVE_DESKTOP); GtkWidget *be = (GtkWidget *)g_object_get_data(G_OBJECT(base), "batch_checkbox"); GtkWidget *he = (GtkWidget *)g_object_get_data(G_OBJECT(base), "hide_checkbox"); bool hide = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (he)); if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (be))) { // Batch export of selected objects gint num = g_slist_length((GSList *) sp_desktop_selection(SP_ACTIVE_DESKTOP)->itemList()); gint n = 0; if (num < 1) return; gchar *progress_text = g_strdup_printf (_("Exporting %d files"), num); GtkWidget *prog_dlg = create_progress_dialog (base, progress_text); g_free (progress_text); for (GSList *i = (GSList *) sp_desktop_selection(SP_ACTIVE_DESKTOP)->itemList(); i != NULL; i = i->next) { SPItem *item = reinterpret_cast(i->data); // retrieve export filename hint const gchar *filename = item->getRepr()->attribute("inkscape:export-filename"); gchar *path = 0; if (!filename) { path = create_filepath_from_id(item->getId(), NULL); } else { path = absolutize_path_from_document_location(doc, filename); } // retrieve export dpi hints const gchar *dpi_hint = item->getRepr()->attribute("inkscape:export-xdpi"); // only xdpi, ydpi is always the same now gdouble dpi = 0.0; if (dpi_hint) { dpi = atof(dpi_hint); } if (dpi == 0.0) { dpi = DPI_BASE; } Geom::OptRect area = item->desktopVisualBounds(); if (area) { gint width = (gint) (area->width() * dpi / PX_PER_IN + 0.5); gint height = (gint) (area->height() * dpi / PX_PER_IN + 0.5); if (width > 1 && height > 1) { /* Do export */ if (!sp_export_png_file (doc, path, *area, width, height, dpi, dpi, nv->pagecolor, NULL, NULL, TRUE, // overwrite without asking hide ? (GSList *) sp_desktop_selection(SP_ACTIVE_DESKTOP)->itemList() : NULL )) { gchar * error; gchar * safeFile = Inkscape::IO::sanitizeString(path); error = g_strdup_printf(_("Could not export to filename %s.\n"), safeFile); sp_ui_error_dialog(error); g_free(safeFile); g_free(error); } } } n++; g_free(path); sp_export_progress_callback((float)n/num, base); } gtk_widget_destroy (prog_dlg); g_object_set_data (G_OBJECT (base), "cancel", (gpointer) 0); } else { GtkWidget *fe = (GtkWidget *)g_object_get_data(G_OBJECT(base), "filename"); gchar const *filename = gtk_entry_get_text(GTK_ENTRY(fe)); float const x0 = sp_export_value_get_px(base, "x0"); float const y0 = sp_export_value_get_px(base, "y0"); float const x1 = sp_export_value_get_px(base, "x1"); float const y1 = sp_export_value_get_px(base, "y1"); float const xdpi = sp_export_value_get(base, "xdpi"); float const ydpi = sp_export_value_get(base, "ydpi"); unsigned long int const width = int(sp_export_value_get(base, "bmwidth") + 0.5); unsigned long int const height = int(sp_export_value_get(base, "bmheight") + 0.5); if (filename == NULL || *filename == '\0') { sp_ui_error_dialog(_("You have to enter a filename")); return; } if (!((x1 > x0) && (y1 > y0) && (width > 0) && (height > 0))) { sp_ui_error_dialog (_("The chosen area to be exported is invalid")); return; } // make sure that .png is the extension of the file: gchar * filename_ext = filename_add_extension(filename, "png"); gtk_entry_set_text(GTK_ENTRY(fe), filename_ext); gchar *path = absolutize_path_from_document_location(doc, filename_ext); gchar *dirname = g_path_get_dirname(path); if ( dirname == NULL || !Inkscape::IO::file_test(dirname, (GFileTest)(G_FILE_TEST_EXISTS | G_FILE_TEST_IS_DIR)) ) { gchar *safeDir = Inkscape::IO::sanitizeString(dirname); gchar *error = g_strdup_printf(_("Directory %s does not exist or is not a directory.\n"), safeDir); sp_ui_error_dialog(error); g_free(safeDir); g_free(error); g_free(dirname); g_free(path); return; } g_free(dirname); gchar *fn = g_path_get_basename (path); gchar *progress_text = g_strdup_printf (_("Exporting %s (%lu x %lu)"), fn, width, height); g_free (fn); GtkWidget *prog_dlg = create_progress_dialog (base, progress_text); g_free (progress_text); /* Do export */ if (!sp_export_png_file (sp_desktop_document (SP_ACTIVE_DESKTOP), path, Geom::Rect(Geom::Point(x0, y0), Geom::Point(x1, y1)), width, height, xdpi, ydpi, nv->pagecolor, sp_export_progress_callback, base, FALSE, hide ? (GSList *) sp_desktop_selection(SP_ACTIVE_DESKTOP)->itemList() : NULL )) { gchar * error; gchar * safeFile = Inkscape::IO::sanitizeString(path); error = g_strdup_printf(_("Could not export to filename %s.\n"), safeFile); sp_ui_error_dialog(error); g_free(safeFile); g_free(error); } /* Reset the filename so that it can be changed again by changing selections and all that */ g_free(original_name); original_name = g_strdup(filename_ext); g_object_set_data (G_OBJECT (base), "filename-modified", (gpointer)FALSE); gtk_widget_destroy (prog_dlg); g_object_set_data (G_OBJECT (base), "cancel", (gpointer) 0); /* Setup the values in the document */ switch ((selection_type)(GPOINTER_TO_INT(g_object_get_data(G_OBJECT(base), "selection-type")))) { case SELECTION_PAGE: case SELECTION_DRAWING: { SPDocument * doc = SP_ACTIVE_DOCUMENT; Inkscape::XML::Node * repr = doc->getReprRoot(); bool modified = false; bool saved = DocumentUndo::getUndoSensitive(doc); DocumentUndo::setUndoSensitive(doc, false); gchar const *temp_string = repr->attribute("inkscape:export-filename"); if (temp_string == NULL || strcmp(temp_string, filename_ext)) { repr->setAttribute("inkscape:export-filename", filename_ext); modified = true; } temp_string = repr->attribute("inkscape:export-xdpi"); if (temp_string == NULL || xdpi != atof(temp_string)) { sp_repr_set_svg_double(repr, "inkscape:export-xdpi", xdpi); modified = true; } temp_string = repr->attribute("inkscape:export-ydpi"); if (temp_string == NULL || xdpi != atof(temp_string)) { sp_repr_set_svg_double(repr, "inkscape:export-ydpi", ydpi); modified = true; } DocumentUndo::setUndoSensitive(doc, saved); if (modified) { doc->setModifiedSinceSave(); } break; } case SELECTION_SELECTION: { const GSList * reprlst; SPDocument * doc = SP_ACTIVE_DOCUMENT; bool modified = false; bool saved = DocumentUndo::getUndoSensitive(doc); DocumentUndo::setUndoSensitive(doc, false); reprlst = sp_desktop_selection(SP_ACTIVE_DESKTOP)->reprList(); for(; reprlst != NULL; reprlst = reprlst->next) { Inkscape::XML::Node * repr = (Inkscape::XML::Node *)reprlst->data; const gchar * temp_string; gchar *dir = g_path_get_dirname(filename); gchar *docdir = g_path_get_dirname(SP_ACTIVE_DOCUMENT->getURI()); if (repr->attribute("id") == NULL || !(g_strrstr(filename_ext, repr->attribute("id")) != NULL && ( !SP_ACTIVE_DOCUMENT->getURI() || strcmp(dir, docdir) == 0))) { temp_string = repr->attribute("inkscape:export-filename"); if (temp_string == NULL || strcmp(temp_string, filename_ext)) { repr->setAttribute("inkscape:export-filename", filename_ext); modified = true; } } temp_string = repr->attribute("inkscape:export-xdpi"); if (temp_string == NULL || xdpi != atof(temp_string)) { sp_repr_set_svg_double(repr, "inkscape:export-xdpi", xdpi); modified = true; } temp_string = repr->attribute("inkscape:export-ydpi"); if (temp_string == NULL || xdpi != atof(temp_string)) { sp_repr_set_svg_double(repr, "inkscape:export-ydpi", ydpi); modified = true; } g_free(dir); g_free(docdir); } DocumentUndo::setUndoSensitive(doc, saved); if (modified) { doc->setModifiedSinceSave(); } break; } default: break; } g_free (filename_ext); g_free (path); } } // end of sp_export_export_clicked() /// Called when Browse button is clicked /// @todo refactor this code to use ui/dialogs/filedialog.cpp static void sp_export_browse_clicked (GtkButton */*button*/, gpointer /*userdata*/) { GtkWidget *fs, *fe; const gchar *filename; fs = gtk_file_chooser_dialog_new (_("Select a filename for exporting"), (GtkWindow*)dlg, GTK_FILE_CHOOSER_ACTION_SAVE, GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL, GTK_STOCK_SAVE, GTK_RESPONSE_ACCEPT, NULL ); #ifdef WITH_GNOME_VFS if (gnome_vfs_initialized()) { gtk_file_chooser_set_local_only(GTK_FILE_CHOOSER(fs), false); } #endif fe = (GtkWidget *)g_object_get_data (G_OBJECT (dlg), "filename"); sp_transientize (fs); gtk_window_set_modal(GTK_WINDOW (fs), true); filename = gtk_entry_get_text (GTK_ENTRY (fe)); if (*filename == '\0') { filename = create_filepath_from_id(NULL, NULL); } gtk_file_chooser_set_filename (GTK_FILE_CHOOSER (fs), filename); #ifdef WIN32 // code in this section is borrowed from ui/dialogs/filedialogimpl-win32.cpp OPENFILENAMEW opf; WCHAR filter_string[20]; wcsncpy(filter_string, L"PNG#*.png##", 11); filter_string[3] = L'\0'; filter_string[9] = L'\0'; filter_string[10] = L'\0'; WCHAR* title_string = (WCHAR*)g_utf8_to_utf16(_("Select a filename for exporting"), -1, NULL, NULL, NULL); WCHAR* extension_string = (WCHAR*)g_utf8_to_utf16("*.png", -1, NULL, NULL, NULL); // Copy the selected file name, converting from UTF-8 to UTF-16 WCHAR _filename[_MAX_PATH + 1]; memset(_filename, 0, sizeof(_filename)); gunichar2* utf16_path_string = g_utf8_to_utf16(filename, -1, NULL, NULL, NULL); wcsncpy(_filename, (wchar_t*)utf16_path_string, _MAX_PATH); g_free(utf16_path_string); opf.hwndOwner = (HWND)(GDK_WINDOW_HWND(gtk_widget_get_window(GTK_WIDGET(dlg)))); opf.lpstrFilter = filter_string; opf.lpstrCustomFilter = 0; opf.nMaxCustFilter = 0L; opf.nFilterIndex = 1L; opf.lpstrFile = _filename; opf.nMaxFile = _MAX_PATH; opf.lpstrFileTitle = NULL; opf.nMaxFileTitle=0; opf.lpstrInitialDir = 0; opf.lpstrTitle = title_string; opf.nFileOffset = 0; opf.nFileExtension = 2; opf.lpstrDefExt = extension_string; opf.lpfnHook = NULL; opf.lCustData = 0; opf.Flags = OFN_PATHMUSTEXIST; opf.lStructSize = sizeof(OPENFILENAMEW); if (GetSaveFileNameW(&opf) != 0) { // Copy the selected file name, converting from UTF-16 to UTF-8 gchar *utf8string = g_utf16_to_utf8((const gunichar2*)opf.lpstrFile, _MAX_PATH, NULL, NULL, NULL); gtk_entry_set_text (GTK_ENTRY (fe), utf8string); g_object_set_data (G_OBJECT (dlg), "filename", fe); g_free(utf8string); } g_free(extension_string); g_free(title_string); #else if (gtk_dialog_run (GTK_DIALOG (fs)) == GTK_RESPONSE_ACCEPT) { gchar *file; file = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (fs)); gchar * utf8file = g_filename_to_utf8( file, -1, NULL, NULL, NULL ); gtk_entry_set_text (GTK_ENTRY (fe), utf8file); g_object_set_data (G_OBJECT (dlg), "filename", fe); g_free(utf8file); g_free(file); } #endif gtk_widget_destroy (fs); return; } // end of sp_export_browse_clicked() // TODO: Move this to nr-rect-fns.h. static bool sp_export_bbox_equal(Geom::Rect const &one, Geom::Rect const &two) { double const epsilon = pow(10.0, -EXPORT_COORD_PRECISION); return ( (fabs(one.min()[Geom::X] - two.min()[Geom::X]) < epsilon) && (fabs(one.min()[Geom::Y] - two.min()[Geom::Y]) < epsilon) && (fabs(one.max()[Geom::X] - two.max()[Geom::X]) < epsilon) && (fabs(one.max()[Geom::Y] - two.max()[Geom::Y]) < epsilon) ); } /** *This function is used to detect the current selection setting * based on the values in the x0, y0, x1 and y0 fields. * * One of the most confusing parts of this function is why the array * is built at the beginning. What needs to happen here is that we * should always check the current selection to see if it is the valid * one. While this is a performance improvement it is also a usability * one during the cases where things like selections and drawings match * size. This way buttons change less 'randomly' (atleast in the eyes * of the user). To do this an array is built where the current selection * type is placed first, and then the others in an order from smallest * to largest (this can be configured by reshuffling \c test_order). * * All of the values in this function are rounded to two decimal places * because that is what is shown to the user. While everything is kept * more accurate than that, the user can't control more acurrate than * that, so for this to work for them - it needs to check on that level * of accuracy. * * @param base The export dialog itself. * * @todo finish writing this up. */ static void sp_export_detect_size(GtkObject * base) { static const selection_type test_order[SELECTION_NUMBER_OF] = {SELECTION_SELECTION, SELECTION_DRAWING, SELECTION_PAGE, SELECTION_CUSTOM}; selection_type this_test[SELECTION_NUMBER_OF + 1]; selection_type key = SELECTION_NUMBER_OF; Geom::Point x(sp_export_value_get_px (base, "x0"), sp_export_value_get_px (base, "y0")); Geom::Point y(sp_export_value_get_px (base, "x1"), sp_export_value_get_px (base, "y1")); Geom::Rect current_bbox(x, y); //std::cout << "Current " << current_bbox; this_test[0] = (selection_type)(GPOINTER_TO_INT(g_object_get_data(G_OBJECT(base), "selection-type"))); for (int i = 0; i < SELECTION_NUMBER_OF; i++) { this_test[i + 1] = test_order[i]; } for (int i = 0; i < SELECTION_NUMBER_OF + 1 && key == SELECTION_NUMBER_OF && SP_ACTIVE_DESKTOP != NULL; i++) { // std::cout << "Looking at: " << selection_names[this_test[i]] << std::endl; switch (this_test[i]) { case SELECTION_SELECTION: if ((sp_desktop_selection(SP_ACTIVE_DESKTOP))->isEmpty() == false) { Geom::OptRect bbox = (sp_desktop_selection (SP_ACTIVE_DESKTOP))->bounds(SPItem::VISUAL_BBOX); //std::cout << "Selection " << bbox; if ( bbox && sp_export_bbox_equal(*bbox,current_bbox)) { key = SELECTION_SELECTION; } } break; case SELECTION_DRAWING: { SPDocument *doc = sp_desktop_document (SP_ACTIVE_DESKTOP); Geom::OptRect bbox = doc->getRoot()->desktopVisualBounds(); // std::cout << "Drawing " << bbox2; if ( bbox && sp_export_bbox_equal(*bbox,current_bbox) ) { key = SELECTION_DRAWING; } break; } case SELECTION_PAGE: { SPDocument *doc; doc = sp_desktop_document (SP_ACTIVE_DESKTOP); Geom::Point x(0.0, 0.0); Geom::Point y(doc->getWidth(), doc->getHeight()); Geom::Rect bbox(x, y); // std::cout << "Page " << bbox; if (sp_export_bbox_equal(bbox,current_bbox)) { key = SELECTION_PAGE; } break; } default: break; } } // std::cout << std::endl; if (key == SELECTION_NUMBER_OF) { key = SELECTION_CUSTOM; } /* We're now using a custom size, not a fixed one */ /* printf("Detecting state: %s\n", selection_names[key]); */ selection_type old = (selection_type)(GPOINTER_TO_INT(g_object_get_data(G_OBJECT(base), "selection-type"))); gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON(g_object_get_data(G_OBJECT(base), selection_names[old])), FALSE); gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON(g_object_get_data(G_OBJECT(base), selection_names[key])), TRUE); g_object_set_data(G_OBJECT(base), "selection-type", (gpointer)key); return; } /* sp_export_detect_size */ /// Called when area x0 value is changed static void sp_export_area_x_value_changed (GtkAdjustment *adj, GtkObject *base) { float x0, x1, xdpi, width; if (g_object_get_data (G_OBJECT(base), "update")) return; if (sp_unit_selector_update_test ((SPUnitSelector *)g_object_get_data (G_OBJECT(base), "units"))) { return; } g_object_set_data ( G_OBJECT(base), "update", GUINT_TO_POINTER (TRUE) ); x0 = sp_export_value_get_px (base, "x0"); x1 = sp_export_value_get_px (base, "x1"); xdpi = sp_export_value_get (base, "xdpi"); width = floor ((x1 - x0) * xdpi / DPI_BASE + 0.5); if (width < SP_EXPORT_MIN_SIZE) { const gchar *key; width = SP_EXPORT_MIN_SIZE; key = (const gchar *)g_object_get_data(G_OBJECT (adj), "key"); if (!strcmp (key, "x0")) { x1 = x0 + width * DPI_BASE / xdpi; sp_export_value_set_px (base, "x1", x1); } else { x0 = x1 - width * DPI_BASE / xdpi; sp_export_value_set_px (base, "x0", x0); } } sp_export_value_set_px (base, "width", x1 - x0); sp_export_value_set (base, "bmwidth", width); sp_export_detect_size(base); g_object_set_data ( G_OBJECT (base), "update", GUINT_TO_POINTER (FALSE)); return; } // end of sp_export_area_x_value_changed() /// Called when area y0 value is changed. static void sp_export_area_y_value_changed (GtkAdjustment *adj, GtkObject *base) { float y0, y1, ydpi, height; if (g_object_get_data (G_OBJECT(base), "update")) return; if (sp_unit_selector_update_test ((SPUnitSelector *)g_object_get_data (G_OBJECT(base), "units"))) { return; } g_object_set_data ( G_OBJECT (base), "update", GUINT_TO_POINTER (TRUE)); y0 = sp_export_value_get_px (base, "y0"); y1 = sp_export_value_get_px (base, "y1"); ydpi = sp_export_value_get (base, "ydpi"); height = floor ((y1 - y0) * ydpi / DPI_BASE + 0.5); if (height < SP_EXPORT_MIN_SIZE) { const gchar *key; height = SP_EXPORT_MIN_SIZE; key = (const gchar *)g_object_get_data(G_OBJECT (adj), "key"); if (!strcmp (key, "y0")) { y1 = y0 + height * DPI_BASE / ydpi; sp_export_value_set_px (base, "y1", y1); } else { y0 = y1 - height * DPI_BASE / ydpi; sp_export_value_set_px (base, "y0", y0); } } sp_export_value_set_px (base, "height", y1 - y0); sp_export_value_set (base, "bmheight", height); sp_export_detect_size(base); g_object_set_data ( G_OBJECT (base), "update", GUINT_TO_POINTER (FALSE)); return; } // end of sp_export_area_y_value_changed() /// Called when x1-x0 or area width is changed static void sp_export_area_width_value_changed(GtkAdjustment */*adj*/, GtkObject *base) { if (g_object_get_data (G_OBJECT(base), "update")) { return; } if (sp_unit_selector_update_test(reinterpret_cast(g_object_get_data(G_OBJECT(base), "units")))) { return; } g_object_set_data ( G_OBJECT (base), "update", GUINT_TO_POINTER (TRUE)); float x0 = sp_export_value_get_px(base, "x0"); float x1 = sp_export_value_get_px(base, "x1"); float xdpi = sp_export_value_get(base, "xdpi"); float width = sp_export_value_get_px(base, "width"); float bmwidth = floor(width * xdpi / DPI_BASE + 0.5); if (bmwidth < SP_EXPORT_MIN_SIZE) { bmwidth = SP_EXPORT_MIN_SIZE; width = bmwidth * DPI_BASE / xdpi; sp_export_value_set_px (base, "width", width); } sp_export_value_set_px (base, "x1", x0 + width); sp_export_value_set (base, "bmwidth", bmwidth); g_object_set_data (G_OBJECT (base), "update", GUINT_TO_POINTER (FALSE)); return; } // end of sp_export_area_width_value_changed() /// Called when y1-y0 or area height is changed. static void sp_export_area_height_value_changed(GtkAdjustment */*adj*/, GtkObject *base) { if (g_object_get_data(G_OBJECT(base), "update")) { return; } if (sp_unit_selector_update_test(reinterpret_cast(g_object_get_data(G_OBJECT(base), "units")))) { return; } g_object_set_data (G_OBJECT (base), "update", GUINT_TO_POINTER (TRUE)); float y0 = sp_export_value_get_px (base, "y0"); float y1 = sp_export_value_get_px (base, "y1"); float ydpi = sp_export_value_get (base, "ydpi"); float height = sp_export_value_get_px (base, "height"); float bmheight = floor (height * ydpi / DPI_BASE + 0.5); if (bmheight < SP_EXPORT_MIN_SIZE) { bmheight = SP_EXPORT_MIN_SIZE; height = bmheight * DPI_BASE / ydpi; sp_export_value_set_px (base, "height", height); } sp_export_value_set_px (base, "y1", y0 + height); sp_export_value_set (base, "bmheight", bmheight); g_object_set_data (G_OBJECT (base), "update", GUINT_TO_POINTER (FALSE)); return; } // end of sp_export_area_height_value_changed() /** * A function to set the ydpi. * @param base The export dialog. * * This function grabs all of the y values and then figures out the * new bitmap size based on the changing dpi value. The dpi value is * gotten from the xdpi setting as these can not currently be independent. */ static void sp_export_set_image_y(GtkObject *base) { float y0, y1, xdpi; y0 = sp_export_value_get_px (base, "y0"); y1 = sp_export_value_get_px (base, "y1"); xdpi = sp_export_value_get (base, "xdpi"); sp_export_value_set (base, "ydpi", xdpi); sp_export_value_set (base, "bmheight", (y1 - y0) * xdpi / DPI_BASE); return; } // end of sp_export_set_image_y() /** * A function to set the xdpi. * * This function grabs all of the x values and then figures out the * new bitmap size based on the changing dpi value. The dpi value is * gotten from the xdpi setting as these can not currently be independent. * * @param base The export dialog. */ static void sp_export_set_image_x(GtkObject *base) { float x0, x1, xdpi; x0 = sp_export_value_get_px (base, "x0"); x1 = sp_export_value_get_px (base, "x1"); xdpi = sp_export_value_get (base, "xdpi"); sp_export_value_set (base, "ydpi", xdpi); sp_export_value_set (base, "bmwidth", (x1 - x0) * xdpi / DPI_BASE); return; } // end of sp_export_set_image_x() /// Called when pixel width is changed static void sp_export_bitmap_width_value_changed (GtkAdjustment */*adj*/, GtkObject *base) { float x0, x1, bmwidth, xdpi; if (g_object_get_data (G_OBJECT(base), "update")) return; if (sp_unit_selector_update_test ((SPUnitSelector *)g_object_get_data (G_OBJECT(base), "units"))) { return; } g_object_set_data (G_OBJECT (base), "update", GUINT_TO_POINTER (TRUE)); x0 = sp_export_value_get_px (base, "x0"); x1 = sp_export_value_get_px (base, "x1"); bmwidth = sp_export_value_get (base, "bmwidth"); if (bmwidth < SP_EXPORT_MIN_SIZE) { bmwidth = SP_EXPORT_MIN_SIZE; sp_export_value_set (base, "bmwidth", bmwidth); } xdpi = bmwidth * DPI_BASE / (x1 - x0); sp_export_value_set (base, "xdpi", xdpi); sp_export_set_image_y (base); g_object_set_data (G_OBJECT (base), "update", GUINT_TO_POINTER (FALSE)); return; } // end of sp_export_bitmap_width_value_changed() /// Called when pixel height is changed static void sp_export_bitmap_height_value_changed (GtkAdjustment */*adj*/, GtkObject *base) { float y0, y1, bmheight, xdpi; if (g_object_get_data (G_OBJECT(base), "update")) return; if (sp_unit_selector_update_test ((SPUnitSelector *)g_object_get_data (G_OBJECT(base), "units"))) { return; } g_object_set_data (G_OBJECT (base), "update", GUINT_TO_POINTER (TRUE)); y0 = sp_export_value_get_px (base, "y0"); y1 = sp_export_value_get_px (base, "y1"); bmheight = sp_export_value_get (base, "bmheight"); if (bmheight < SP_EXPORT_MIN_SIZE) { bmheight = SP_EXPORT_MIN_SIZE; sp_export_value_set (base, "bmheight", bmheight); } xdpi = bmheight * DPI_BASE / (y1 - y0); sp_export_value_set (base, "xdpi", xdpi); sp_export_set_image_x (base); g_object_set_data (G_OBJECT (base), "update", GUINT_TO_POINTER (FALSE)); return; } // end of sp_export_bitmap_width_value_changed() /** * A function to adjust the bitmap width when the xdpi value changes. * * The first thing this function checks is to see if we are doing an * update. If we are, this function just returns because there is another * instance of it that will handle everything for us. If there is a * units change, we also assume that everyone is being updated appropriately * and there is nothing for us to do. * * If we're the highest level function, we set the update flag, and * continue on our way. * * All of the values are grabbed using the \c sp_export_value_get functions * (call to the _pt ones for x0 and x1 but just standard for xdpi). The * xdpi value is saved in the preferences for the next time the dialog * is opened. (does the selection dpi need to be set here?) * * A check is done to to ensure that we aren't outputing an invalid width, * this is set by SP_EXPORT_MIN_SIZE. If that is the case the dpi is * changed to make it valid. * * After all of this the bitmap width is changed. * * We also change the ydpi. This is a temporary hack as these can not * currently be independent. This is likely to change in the future. * * @param adj The adjustment that was changed. * @param base The export dialog itself. */ void sp_export_xdpi_value_changed(GtkAdjustment */*adj*/, GtkObject *base) { float x0, x1, xdpi, bmwidth; if (g_object_get_data (G_OBJECT(base), "update")) return; if (sp_unit_selector_update_test ((SPUnitSelector *)g_object_get_data (G_OBJECT(base), "units"))) { return; } g_object_set_data (G_OBJECT (base), "update", GUINT_TO_POINTER (TRUE)); x0 = sp_export_value_get_px (base, "x0"); x1 = sp_export_value_get_px (base, "x1"); xdpi = sp_export_value_get (base, "xdpi"); // remember xdpi setting Inkscape::Preferences *prefs = Inkscape::Preferences::get(); prefs->setDouble("/dialogs/export/defaultxdpi/value", xdpi); bmwidth = (x1 - x0) * xdpi / DPI_BASE; if (bmwidth < SP_EXPORT_MIN_SIZE) { bmwidth = SP_EXPORT_MIN_SIZE; if (x1 != x0) xdpi = bmwidth * DPI_BASE / (x1 - x0); else xdpi = DPI_BASE; sp_export_value_set (base, "xdpi", xdpi); } sp_export_value_set (base, "bmwidth", bmwidth); sp_export_set_image_y (base); g_object_set_data (G_OBJECT (base), "update", GUINT_TO_POINTER (FALSE)); return; } // end of sp_export_xdpi_value_changed() /** * A function to change the area that is used for the exported. * bitmap. * * This function just calls \c sp_export_value_set_px for each of the * parameters that is passed in. This allows for setting them all in * one convient area. * * Update is set to suspend all of the other test running while all the * values are being set up. This allows for a performance increase, but * it also means that the wrong type won't be detected with only some of * the values set. After all the values are set everyone is told that * there has been an update. * * @param base This is the export dialog. * @param x0 Horizontal upper left hand corner of the picture in points. * @param y0 Vertical upper left hand corner of the picture in points. * @param x1 Horizontal lower right hand corner of the picture in points. * @param y1 Vertical lower right hand corner of the picture in points. */ static void sp_export_set_area( GtkObject *base, double x0, double y0, double x1, double y1 ) { g_object_set_data (G_OBJECT (base), "update", GUINT_TO_POINTER (TRUE) ); sp_export_value_set_px (base, "x1", x1); sp_export_value_set_px (base, "y1", y1); sp_export_value_set_px (base, "x0", x0); sp_export_value_set_px (base, "y0", y0); g_object_set_data (G_OBJECT (base), "update", GUINT_TO_POINTER (FALSE) ); sp_export_area_x_value_changed ((GtkAdjustment *)g_object_get_data (G_OBJECT(base), "x1"), base); sp_export_area_y_value_changed ((GtkAdjustment *)g_object_get_data (G_OBJECT(base), "y1"), base); return; } /** * Sets the value of an adjustment. * * This function finds the adjustment using the data stored in the * export dialog. After finding the adjustment it then sets * the value of it. * * @param base The export dialog. * @param key Which adjustment to set. * @param val What value to set it to. */ static void sp_export_value_set( GtkObject *base, const gchar *key, double val ) { GtkAdjustment *adj = (GtkAdjustment *)g_object_get_data (G_OBJECT(base), key); gtk_adjustment_set_value (adj, val); } /** * A function to set a value using the units points. * * This function first gets the adjustment for the key that is passed * in. It then figures out what units are currently being used in the * dialog. After doing all of that, it then converts the incoming *value and sets the adjustment. * * @param base The export dialog. * @param key Which value should be set. * @param val What the value should be in points. */ static void sp_export_value_set_px(GtkObject *base, const gchar *key, double val) { const SPUnit *unit = sp_unit_selector_get_unit ((SPUnitSelector *)g_object_get_data (G_OBJECT(base), "units") ); sp_export_value_set (base, key, sp_pixels_get_units (val, *unit)); return; } /** * Get the value of an adjustment in the export dialog. * * This function gets the adjustment from the data field in the export * dialog. It then grabs the value from the adjustment. * * @param base The export dialog. * @param key Which adjustment is being looked for. * @return The value in the specified adjustment. */ static float sp_export_value_get( GtkObject *base, const gchar *key ) { GtkAdjustment *adj; adj = (GtkAdjustment *)g_object_get_data (G_OBJECT(base), key); return gtk_adjustment_get_value (adj); } /** * Grabs a value in the export dialog and converts the unit * to points. * * This function, at its most basic, is a call to \c sp_export_value_get * to get the value of the adjustment. It then finds the units that * are being used by looking at the "units" attribute of the export * dialog. Using that it converts the returned value into points. * * @param base The export dialog. * @param key Which value should be returned. * @return The value in the adjustment in points. */ static float sp_export_value_get_px( GtkObject *base, const gchar *key ) { float value = sp_export_value_get(base, key); const SPUnit *unit = sp_unit_selector_get_unit ((SPUnitSelector *)g_object_get_data (G_OBJECT(base), "units")); return sp_units_get_pixels (value, *unit); } // end of sp_export_value_get_px() /** * This function is called when the filename is changed by * anyone. It resets the virgin bit. * * This function gets called when the text area is modified. It is * looking for the case where the text area is modified from its * original value. In that case it sets the "filename-modified" bit * to TRUE. If the text dialog returns back to the original text, the * bit gets reset. This should stop simple mistakes. * * @param object Text entry box. * @param data The export dialog. */ static void sp_export_filename_modified(GtkObject * object, gpointer data) { GtkWidget * text_entry = (GtkWidget *)object; GtkWidget * export_dialog = (GtkWidget *)data; if (!strcmp(original_name, gtk_entry_get_text(GTK_ENTRY(text_entry)))) { g_object_set_data (G_OBJECT (export_dialog), "filename-modified", (gpointer)FALSE); // printf("Modified: FALSE\n"); } else { g_object_set_data (G_OBJECT (export_dialog), "filename-modified", (gpointer)TRUE); // printf("Modified: TRUE\n"); } return; } // end sp_export_filename_modified /* Local Variables: mode:c++ c-file-style:"stroustrup" c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +)) indent-tabs-mode:nil fill-column:99 End: */ // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8:textwidth=99 :