diff --git a/src/extension/internal/pdfinput/pdf-input.cpp b/src/extension/internal/pdfinput/pdf-input.cpp
index 2fe6c73d31122b76fe6e8624ee0956026e0129a6..b507118035e053acac0efe1be82e0bf688f2faaf 100644 (file)
/** \file
* Native PDF import using libpoppler.
- *
+ *
* Authors:
* miklos erdelyi
*
#include "Page.h"
#include "Catalog.h"
+#ifdef HAVE_POPPLER_CAIRO
+#include <poppler/glib/poppler.h>
+#include <poppler/glib/poppler-document.h>
+#include <poppler/glib/poppler-page.h>
+#endif
+
#include "pdf-input.h"
#include "extension/system.h"
#include "extension/input.h"
#include "pdf-parser.h"
#include "document-private.h"
+#include "application/application.h"
+
+#include "dialogs/dialog-events.h"
+#include <gtk/gtkdialog.h>
namespace Inkscape {
namespace Extension {
namespace Internal {
/**
- * Parses the first page of the given PDF document using PdfParser.
+ * \brief The PDF import dialog
+ * FIXME: Probably this should be placed into src/ui/dialog
+ */
+
+static const gchar * crop_setting_choices[] = {
+ //TRANSLATORS: The following are document crop settings for PDF import
+ // more info: http://www.acrobatusers.com/tech_corners/javascript_corner/tips/2006/page_bounds/
+ N_("media box"),
+ N_("crop box"),
+ N_("trim box"),
+ N_("bleed box"),
+ N_("art box")
+};
+
+PdfImportDialog::PdfImportDialog(PDFDoc *doc, const gchar *uri)
+{
+#ifdef HAVE_POPPLER_CAIRO
+ _poppler_doc = NULL;
+#endif // HAVE_POPPLER_CAIRO
+ _pdf_doc = doc;
+
+ cancelbutton = Gtk::manage(new class Gtk::Button(Gtk::StockID("gtk-cancel")));
+ okbutton = Gtk::manage(new class Gtk::Button(Gtk::StockID("gtk-ok")));
+ _labelSelect = Gtk::manage(new class Gtk::Label(_("Select page:")));
+
+ // Page number
+ Gtk::Adjustment *_pageNumberSpin_adj = Gtk::manage(
+ new class Gtk::Adjustment(1, 1, _pdf_doc->getNumPages(), 1, 10, 0));
+ _pageNumberSpin = Gtk::manage(new class Gtk::SpinButton(*_pageNumberSpin_adj, 1, 1));
+ _labelTotalPages = Gtk::manage(new class Gtk::Label());
+ hbox2 = Gtk::manage(new class Gtk::HBox(false, 0));
+ // Disable the page selector when there's only one page
+ int num_pages = _pdf_doc->getCatalog()->getNumPages();
+ if ( num_pages == 1 ) {
+ _pageNumberSpin->set_sensitive(false);
+ } else {
+ // Display total number of pages
+ gchar *label_text = g_strdup_printf(_("out of %i"), num_pages);
+ _labelTotalPages->set_label(label_text);
+ g_free(label_text);
+ }
+
+ // Crop settings
+ _cropCheck = Gtk::manage(new class Gtk::CheckButton(_("Clip to:")));
+ _cropTypeCombo = Gtk::manage(new class Gtk::ComboBoxText());
+ int num_crop_choices = sizeof(crop_setting_choices) / sizeof(crop_setting_choices[0]);
+ for ( int i = 0 ; i < num_crop_choices ; i++ ) {
+ _cropTypeCombo->append_text(_(crop_setting_choices[i]));
+ }
+ _cropTypeCombo->set_active_text(_(crop_setting_choices[0]));
+ _cropTypeCombo->set_sensitive(false);
+
+ hbox3 = Gtk::manage(new class Gtk::HBox(false, 4));
+ vbox2 = Gtk::manage(new class Gtk::VBox(false, 4));
+ alignment3 = Gtk::manage(new class Gtk::Alignment(0.5, 0.5, 1, 1));
+ _labelPageSettings = Gtk::manage(new class Gtk::Label(_("Page settings")));
+ _pageSettingsFrame = Gtk::manage(new class Gtk::Frame());
+ _labelPrecision = Gtk::manage(new class Gtk::Label(_("Precision of approximating gradient meshes:")));
+ _labelPrecisionWarning = Gtk::manage(new class Gtk::Label(_("<b>Note</b>: setting the precision too high may result in a large SVG file and slow performance.")));
+
+ _fallbackPrecisionSlider_adj = Gtk::manage(new class Gtk::Adjustment(2, 1, 256, 1, 10, 10));
+ _fallbackPrecisionSlider = Gtk::manage(new class Gtk::HScale(*_fallbackPrecisionSlider_adj));
+ _fallbackPrecisionSlider->set_value(2.0);
+ _labelPrecisionComment = Gtk::manage(new class Gtk::Label(_("rough")));
+ hbox6 = Gtk::manage(new class Gtk::HBox(false, 4));
+
+ // Text options
+ _labelText = Gtk::manage(new class Gtk::Label(_("Text handling:")));
+ _textHandlingCombo = Gtk::manage(new class Gtk::ComboBoxText());
+ _textHandlingCombo->append_text(_("Import text as text"));
+ _textHandlingCombo->set_active_text(_("Import text as text"));
+ _localFontsCheck = Gtk::manage(new class Gtk::CheckButton(_("Replace PDF fonts by closest-named installed fonts")));
+
+ hbox5 = Gtk::manage(new class Gtk::HBox(false, 4));
+ _embedImagesCheck = Gtk::manage(new class Gtk::CheckButton(_("Embed images")));
+ vbox3 = Gtk::manage(new class Gtk::VBox(false, 4));
+ alignment4 = Gtk::manage(new class Gtk::Alignment(0.5, 0.5, 1, 1));
+ _labelImportSettings = Gtk::manage(new class Gtk::Label(_("Import settings")));
+ _importSettingsFrame = Gtk::manage(new class Gtk::Frame());
+ vbox1 = Gtk::manage(new class Gtk::VBox(false, 4));
+ _previewArea = Gtk::manage(new class Gtk::DrawingArea());
+ hbox1 = Gtk::manage(new class Gtk::HBox(false, 4));
+ cancelbutton->set_flags(Gtk::CAN_FOCUS);
+ cancelbutton->set_flags(Gtk::CAN_DEFAULT);
+ cancelbutton->set_relief(Gtk::RELIEF_NORMAL);
+ okbutton->set_flags(Gtk::CAN_FOCUS);
+ okbutton->set_flags(Gtk::CAN_DEFAULT);
+ okbutton->set_relief(Gtk::RELIEF_NORMAL);
+ this->get_action_area()->property_layout_style().set_value(Gtk::BUTTONBOX_END);
+ _labelSelect->set_alignment(0.5,0.5);
+ _labelSelect->set_padding(4,0);
+ _labelSelect->set_justify(Gtk::JUSTIFY_LEFT);
+ _labelSelect->set_line_wrap(false);
+ _labelSelect->set_use_markup(false);
+ _labelSelect->set_selectable(false);
+ _pageNumberSpin->set_flags(Gtk::CAN_FOCUS);
+ _pageNumberSpin->set_update_policy(Gtk::UPDATE_ALWAYS);
+ _pageNumberSpin->set_numeric(true);
+ _pageNumberSpin->set_digits(0);
+ _pageNumberSpin->set_wrap(false);
+ _labelTotalPages->set_alignment(0.5,0.5);
+ _labelTotalPages->set_padding(4,0);
+ _labelTotalPages->set_justify(Gtk::JUSTIFY_LEFT);
+ _labelTotalPages->set_line_wrap(false);
+ _labelTotalPages->set_use_markup(false);
+ _labelTotalPages->set_selectable(false);
+ hbox2->pack_start(*_labelSelect, Gtk::PACK_SHRINK, 4);
+ hbox2->pack_start(*_pageNumberSpin, Gtk::PACK_SHRINK, 4);
+ hbox2->pack_start(*_labelTotalPages, Gtk::PACK_SHRINK, 4);
+ _cropCheck->set_flags(Gtk::CAN_FOCUS);
+ _cropCheck->set_relief(Gtk::RELIEF_NORMAL);
+ _cropCheck->set_mode(true);
+ _cropCheck->set_active(false);
+ _cropTypeCombo->set_border_width(1);
+ hbox3->pack_start(*_cropCheck, Gtk::PACK_SHRINK, 4);
+ hbox3->pack_start(*_cropTypeCombo, Gtk::PACK_SHRINK, 0);
+ vbox2->pack_start(*hbox2);
+ vbox2->pack_start(*hbox3);
+ alignment3->add(*vbox2);
+ _labelPageSettings->set_alignment(0.5,0.5);
+ _labelPageSettings->set_padding(4,0);
+ _labelPageSettings->set_justify(Gtk::JUSTIFY_LEFT);
+ _labelPageSettings->set_line_wrap(false);
+ _labelPageSettings->set_use_markup(true);
+ _labelPageSettings->set_selectable(false);
+ _pageSettingsFrame->set_border_width(4);
+ _pageSettingsFrame->set_shadow_type(Gtk::SHADOW_ETCHED_IN);
+ _pageSettingsFrame->set_label_align(0,0.5);
+ _pageSettingsFrame->add(*alignment3);
+ _pageSettingsFrame->set_label_widget(*_labelPageSettings);
+ _labelPrecision->set_alignment(0,0.5);
+ _labelPrecision->set_padding(4,0);
+ _labelPrecision->set_justify(Gtk::JUSTIFY_LEFT);
+ _labelPrecision->set_line_wrap(true);
+ _labelPrecision->set_use_markup(false);
+ _labelPrecision->set_selectable(false);
+ _labelPrecisionWarning->set_alignment(0,0.5);
+ _labelPrecisionWarning->set_padding(4,0);
+ _labelPrecisionWarning->set_justify(Gtk::JUSTIFY_LEFT);
+ _labelPrecisionWarning->set_line_wrap(true);
+ _labelPrecisionWarning->set_use_markup(true);
+ _labelPrecisionWarning->set_selectable(false);
+ _fallbackPrecisionSlider->set_size_request(180,-1);
+ _fallbackPrecisionSlider->set_flags(Gtk::CAN_FOCUS);
+ _fallbackPrecisionSlider->set_update_policy(Gtk::UPDATE_CONTINUOUS);
+ _fallbackPrecisionSlider->set_inverted(false);
+ _fallbackPrecisionSlider->set_digits(1);
+ _fallbackPrecisionSlider->set_draw_value(true);
+ _fallbackPrecisionSlider->set_value_pos(Gtk::POS_TOP);
+ _labelPrecisionComment->set_size_request(90,-1);
+ _labelPrecisionComment->set_alignment(0.5,0.5);
+ _labelPrecisionComment->set_padding(4,0);
+ _labelPrecisionComment->set_justify(Gtk::JUSTIFY_LEFT);
+ _labelPrecisionComment->set_line_wrap(false);
+ _labelPrecisionComment->set_use_markup(false);
+ _labelPrecisionComment->set_selectable(false);
+ hbox6->pack_start(*_fallbackPrecisionSlider, Gtk::PACK_SHRINK, 4);
+ hbox6->pack_start(*_labelPrecisionComment, Gtk::PACK_SHRINK, 0);
+ _labelText->set_alignment(0.5,0.5);
+ _labelText->set_padding(4,0);
+ _labelText->set_justify(Gtk::JUSTIFY_LEFT);
+ _labelText->set_line_wrap(false);
+ _labelText->set_use_markup(false);
+ _labelText->set_selectable(false);
+ hbox5->pack_start(*_labelText, Gtk::PACK_SHRINK, 0);
+ hbox5->pack_start(*_textHandlingCombo, Gtk::PACK_SHRINK, 0);
+ _localFontsCheck->set_flags(Gtk::CAN_FOCUS);
+ _localFontsCheck->set_relief(Gtk::RELIEF_NORMAL);
+ _localFontsCheck->set_mode(true);
+ _localFontsCheck->set_active(true);
+ _embedImagesCheck->set_flags(Gtk::CAN_FOCUS);
+ _embedImagesCheck->set_relief(Gtk::RELIEF_NORMAL);
+ _embedImagesCheck->set_mode(true);
+ _embedImagesCheck->set_active(true);
+ vbox3->pack_start(*_labelPrecision, Gtk::PACK_SHRINK, 0);
+ vbox3->pack_start(*hbox6, Gtk::PACK_SHRINK, 0);
+ vbox3->pack_start(*_labelPrecisionWarning, Gtk::PACK_SHRINK, 0);
+ vbox3->pack_start(*hbox5, Gtk::PACK_SHRINK, 4);
+ vbox3->pack_start(*_localFontsCheck, Gtk::PACK_SHRINK, 0);
+ vbox3->pack_start(*_embedImagesCheck, Gtk::PACK_SHRINK, 0);
+ alignment4->add(*vbox3);
+ _labelImportSettings->set_alignment(0.5,0.5);
+ _labelImportSettings->set_padding(4,0);
+ _labelImportSettings->set_justify(Gtk::JUSTIFY_LEFT);
+ _labelImportSettings->set_line_wrap(false);
+ _labelImportSettings->set_use_markup(true);
+ _labelImportSettings->set_selectable(false);
+ _importSettingsFrame->set_border_width(4);
+ _importSettingsFrame->set_shadow_type(Gtk::SHADOW_ETCHED_IN);
+ _importSettingsFrame->set_label_align(0,0.5);
+ _importSettingsFrame->add(*alignment4);
+ _importSettingsFrame->set_label_widget(*_labelImportSettings);
+ vbox1->pack_start(*_pageSettingsFrame, Gtk::PACK_EXPAND_PADDING, 0);
+ vbox1->pack_start(*_importSettingsFrame, Gtk::PACK_EXPAND_PADDING, 0);
+ hbox1->pack_start(*vbox1);
+ hbox1->pack_start(*_previewArea, Gtk::PACK_EXPAND_WIDGET, 4);
+ this->get_vbox()->set_homogeneous(false);
+ this->get_vbox()->set_spacing(0);
+ this->get_vbox()->pack_start(*hbox1);
+ this->set_title(_("PDF Import Settings"));
+ this->set_modal(true);
+ sp_transientize((GtkWidget *)this->gobj()); //Make transient
+ this->property_window_position().set_value(Gtk::WIN_POS_NONE);
+ this->set_resizable(true);
+ this->property_destroy_with_parent().set_value(false);
+ this->set_has_separator(true);
+ this->add_action_widget(*cancelbutton, -6);
+ this->add_action_widget(*okbutton, -5);
+ cancelbutton->show();
+ okbutton->show();
+ _labelSelect->show();
+ _pageNumberSpin->show();
+ _labelTotalPages->show();
+ hbox2->show();
+ _cropCheck->show();
+ _cropTypeCombo->show();
+ hbox3->show();
+ vbox2->show();
+ alignment3->show();
+ _labelPageSettings->show();
+ _pageSettingsFrame->show();
+ _labelPrecision->show();
+ _labelPrecisionWarning->show();
+ _fallbackPrecisionSlider->show();
+ _labelPrecisionComment->show();
+ hbox6->show();
+ _labelText->show();
+ _textHandlingCombo->show();
+ hbox5->show();
+ _localFontsCheck->show();
+ _embedImagesCheck->show();
+ vbox3->show();
+ alignment4->show();
+ _labelImportSettings->show();
+ _importSettingsFrame->show();
+ vbox1->show();
+ _previewArea->show();
+ hbox1->show();
+
+ // Connect signals
+ _previewArea->signal_expose_event().connect(sigc::mem_fun(*this, &PdfImportDialog::_onExposePreview));
+ _pageNumberSpin_adj->signal_value_changed().connect(sigc::mem_fun(*this, &PdfImportDialog::_onPageNumberChanged));
+ _cropCheck->signal_toggled().connect(sigc::mem_fun(*this, &PdfImportDialog::_onToggleCropping));
+ _fallbackPrecisionSlider_adj->signal_value_changed().connect(sigc::mem_fun(*this, &PdfImportDialog::_onPrecisionChanged));
+
+ _render_thumb = false;
+#ifdef HAVE_POPPLER_CAIRO
+ _cairo_surface = NULL;
+ _render_thumb = true;
+ // Create PopplerDocument
+ gchar *doc_uri = g_filename_to_uri(uri, NULL, NULL);
+ if (doc_uri) {
+ _poppler_doc = poppler_document_new_from_file(doc_uri, NULL, NULL);
+ g_free(doc_uri);
+ }
+#endif
+
+ // Set default preview size
+ _preview_width = 200;
+ _preview_height = 300;
+
+ // Init preview
+ _thumb_data = NULL;
+ _pageNumberSpin_adj->set_value(1.0);
+ _current_page = 1;
+ _setPreviewPage(_current_page);
+
+ set_default (*okbutton);
+ set_focus (*okbutton);
+}
+
+PdfImportDialog::~PdfImportDialog() {
+#ifdef HAVE_POPPLER_CAIRO
+ if (_cairo_surface) {
+ cairo_surface_destroy(_cairo_surface);
+ }
+ if (_poppler_doc) {
+ g_object_unref(G_OBJECT(_poppler_doc));
+ }
+#endif
+ if (_thumb_data) {
+ if (_render_thumb) {
+ delete _thumb_data;
+ } else {
+ gfree(_thumb_data);
+ }
+ }
+}
+
+bool PdfImportDialog::showDialog() {
+ show();
+ gint b = run();
+ hide();
+ if ( b == Gtk::RESPONSE_OK ) {
+ return TRUE;
+ } else {
+ return FALSE;
+ }
+}
+
+int PdfImportDialog::getSelectedPage() {
+ return _current_page;
+}
+
+/**
+ * \brief Retrieves the current settings into a repr which SvgBuilder will use
+ * for determining the behaviour desired by the user
+ */
+void PdfImportDialog::getImportSettings(Inkscape::XML::Node *prefs) {
+ sp_repr_set_svg_double(prefs, "selectedPage", (double)_current_page);
+ if (_cropCheck->get_active()) {
+ Glib::ustring current_choice = _cropTypeCombo->get_active_text();
+ int num_crop_choices = sizeof(crop_setting_choices) / sizeof(crop_setting_choices[0]);
+ int i = 0;
+ for ( ; i < num_crop_choices ; i++ ) {
+ if ( current_choice == _(crop_setting_choices[i]) ) {
+ break;
+ }
+ }
+ sp_repr_set_svg_double(prefs, "cropTo", (double)i);
+ } else {
+ sp_repr_set_svg_double(prefs, "cropTo", -1.0);
+ }
+ sp_repr_set_svg_double(prefs, "approximationPrecision",
+ _fallbackPrecisionSlider->get_value());
+ if (_localFontsCheck->get_active()) {
+ prefs->setAttribute("localFonts", "1");
+ } else {
+ prefs->setAttribute("localFonts", "0");
+ }
+ if (_embedImagesCheck->get_active()) {
+ prefs->setAttribute("embedImages", "1");
+ } else {
+ prefs->setAttribute("embedImages", "0");
+ }
+}
+
+/**
+ * \brief Redisplay the comment on the current approximation precision setting
+ * Evenly divides the interval of possible values between the available labels.
+ */
+void PdfImportDialog::_onPrecisionChanged() {
+
+ static Glib::ustring precision_comments[] = {
+ Glib::ustring(_("rough")),
+ //TRANSLATORS: only translate "string" in "context|string".
+ // For more details, see http://developer.gnome.org/doc/API/2.0/glib/glib-I18N.html#Q-:CAPS
+ Glib::ustring(Q_("pdfinput|medium")),
+ Glib::ustring(_("fine")),
+ Glib::ustring(_("very fine"))
+ };
+
+ double min = _fallbackPrecisionSlider_adj->get_lower();
+ double max = _fallbackPrecisionSlider_adj->get_upper();
+ int num_intervals = sizeof(precision_comments) / sizeof(precision_comments[0]);
+ double interval_len = ( max - min ) / (double)num_intervals;
+ double value = _fallbackPrecisionSlider_adj->get_value();
+ int comment_idx = (int)floor( ( value - min ) / interval_len );
+ _labelPrecisionComment->set_label(precision_comments[comment_idx]);
+}
+
+void PdfImportDialog::_onToggleCropping() {
+ _cropTypeCombo->set_sensitive(_cropCheck->get_active());
+}
+
+void PdfImportDialog::_onPageNumberChanged() {
+ int page = _pageNumberSpin->get_value_as_int();
+ _current_page = CLAMP(page, 1, _pdf_doc->getCatalog()->getNumPages());
+ _setPreviewPage(_current_page);
+}
+
+#ifdef HAVE_POPPLER_CAIRO
+/**
+ * \brief Copies image data from a Cairo surface to a pixbuf
+ *
+ * Borrowed from libpoppler, from the file poppler-page.cc
+ * Copyright (C) 2005, Red Hat, Inc.
+ *
+ */
+static void copy_cairo_surface_to_pixbuf (cairo_surface_t *surface,
+ unsigned char *data,
+ GdkPixbuf *pixbuf)
+{
+ int cairo_width, cairo_height, cairo_rowstride;
+ unsigned char *pixbuf_data, *dst, *cairo_data;
+ int pixbuf_rowstride, pixbuf_n_channels;
+ unsigned int *src;
+ int x, y;
+
+ cairo_width = cairo_image_surface_get_width (surface);
+ cairo_height = cairo_image_surface_get_height (surface);
+ cairo_rowstride = cairo_width * 4;
+ cairo_data = data;
+
+ pixbuf_data = gdk_pixbuf_get_pixels (pixbuf);
+ pixbuf_rowstride = gdk_pixbuf_get_rowstride (pixbuf);
+ pixbuf_n_channels = gdk_pixbuf_get_n_channels (pixbuf);
+
+ if (cairo_width > gdk_pixbuf_get_width (pixbuf))
+ cairo_width = gdk_pixbuf_get_width (pixbuf);
+ if (cairo_height > gdk_pixbuf_get_height (pixbuf))
+ cairo_height = gdk_pixbuf_get_height (pixbuf);
+ for (y = 0; y < cairo_height; y++)
+ {
+ src = (unsigned int *) (cairo_data + y * cairo_rowstride);
+ dst = pixbuf_data + y * pixbuf_rowstride;
+ for (x = 0; x < cairo_width; x++)
+ {
+ dst[0] = (*src >> 16) & 0xff;
+ dst[1] = (*src >> 8) & 0xff;
+ dst[2] = (*src >> 0) & 0xff;
+ if (pixbuf_n_channels == 4)
+ dst[3] = (*src >> 24) & 0xff;
+ dst += pixbuf_n_channels;
+ src++;
+ }
+ }
+}
+
+#endif
+
+/**
+ * \brief Updates the preview area with the previously rendered thumbnail
+ */
+bool PdfImportDialog::_onExposePreview(GdkEventExpose */*event*/) {
+
+ // Check if we have a thumbnail at all
+ if (!_thumb_data) {
+ return true;
+ }
+
+ // Create the pixbuf for the thumbnail
+ Glib::RefPtr<Gdk::Pixbuf> thumb;
+ if (_render_thumb) {
+ thumb = Gdk::Pixbuf::create(Gdk::COLORSPACE_RGB, true,
+ 8, _thumb_width, _thumb_height);
+ } else {
+ thumb = Gdk::Pixbuf::create_from_data(_thumb_data, Gdk::COLORSPACE_RGB,
+ false, 8, _thumb_width, _thumb_height, _thumb_rowstride);
+ }
+ if (!thumb) {
+ return true;
+ }
+
+ // Set background to white
+ if (_render_thumb) {
+ thumb->fill(0xffffffff);
+ Glib::RefPtr<Gdk::Pixmap> back_pixmap = Gdk::Pixmap::create(
+ _previewArea->get_window(), _thumb_width, _thumb_height, -1);
+ if (!back_pixmap) {
+ return true;
+ }
+ back_pixmap->draw_pixbuf(Glib::RefPtr<Gdk::GC>(), thumb, 0, 0, 0, 0,
+ _thumb_width, _thumb_height,
+ Gdk::RGB_DITHER_NONE, 0, 0);
+ _previewArea->get_window()->set_back_pixmap(back_pixmap, false);
+ _previewArea->get_window()->clear();
+ }
+#ifdef HAVE_POPPLER_CAIRO
+ // Copy the thumbnail image from the Cairo surface
+ if (_render_thumb) {
+ copy_cairo_surface_to_pixbuf(_cairo_surface, _thumb_data, thumb->gobj());
+ }
+#endif
+ _previewArea->get_window()->draw_pixbuf(Glib::RefPtr<Gdk::GC>(), thumb,
+ 0, 0, 0, _render_thumb ? 0 : 20,
+ -1, -1, Gdk::RGB_DITHER_NONE, 0, 0);
+
+ return true;
+}
+
+/**
+ * \brief Renders the given page's thumbnail using Cairo
+ */
+void PdfImportDialog::_setPreviewPage(int page) {
+
+ _previewed_page = _pdf_doc->getCatalog()->getPage(page);
+ // Try to get a thumbnail from the PDF if possible
+ if (!_render_thumb) {
+ if (_thumb_data) {
+ gfree(_thumb_data);
+ _thumb_data = NULL;
+ }
+ if (!_previewed_page->loadThumb(&_thumb_data,
+ &_thumb_width, &_thumb_height, &_thumb_rowstride)) {
+ return;
+ }
+ // Redraw preview area
+ _previewArea->set_size_request(_thumb_width, _thumb_height + 20);
+ _previewArea->queue_draw();
+ return;
+ }
+#ifdef HAVE_POPPLER_CAIRO
+ // Get page size by accounting for rotation
+ double width, height;
+ int rotate = _previewed_page->getRotate();
+ if ( rotate == 90 || rotate == 270 ) {
+ height = _previewed_page->getCropWidth();
+ width = _previewed_page->getCropHeight();
+ } else {
+ width = _previewed_page->getCropWidth();
+ height = _previewed_page->getCropHeight();
+ }
+ // Calculate the needed scaling for the page
+ double scale_x = (double)_preview_width / width;
+ double scale_y = (double)_preview_height / height;
+ double scale_factor = ( scale_x > scale_y ) ? scale_y : scale_x;
+ // Create new Cairo surface
+ _thumb_width = (int)ceil( width * scale_factor );
+ _thumb_height = (int)ceil( height * scale_factor );
+ _thumb_rowstride = _thumb_width * 4;
+ if (_thumb_data) {
+ delete _thumb_data;
+ }
+ _thumb_data = new unsigned char[ _thumb_rowstride * _thumb_height ];
+ if (_cairo_surface) {
+ cairo_surface_destroy(_cairo_surface);
+ }
+ _cairo_surface = cairo_image_surface_create_for_data(_thumb_data,
+ CAIRO_FORMAT_ARGB32, _thumb_width, _thumb_height, _thumb_rowstride);
+ cairo_t *cr = cairo_create(_cairo_surface);
+ cairo_set_source_rgba(cr, 1.0, 1.0, 1.0, 1.0); // Set fill color to white
+ cairo_paint(cr); // Clear it
+ cairo_scale(cr, scale_factor, scale_factor); // Use Cairo for resizing the image
+ // Render page
+ if (_poppler_doc != NULL) {
+ PopplerPage *poppler_page = poppler_document_get_page(_poppler_doc, page-1);
+ poppler_page_render(poppler_page, cr);
+ g_object_unref(G_OBJECT(poppler_page));
+ }
+ // Clean up
+ cairo_destroy(cr);
+ // Redraw preview area
+ _previewArea->set_size_request(_preview_width, _preview_height);
+ _previewArea->queue_draw();
+#endif
+}
+
+////////////////////////////////////////////////////////////////////////////////
+
+/**
+ * Parses the selected page of the given PDF document using PdfParser.
*/
SPDocument *
-PdfInput::open(::Inkscape::Extension::Input * mod, const gchar * uri) {
+PdfInput::open(::Inkscape::Extension::Input * /*mod*/, const gchar * uri) {
// Initialize the globalParams variable for poppler
if (!globalParams) {
globalParams = new GlobalParams();
}
+ // poppler does not use glib g_open. So on win32 we must use unicode call. code was copied from glib gstdio.c
+#ifndef WIN32
GooString *filename_goo = new GooString(uri);
PDFDoc *pdf_doc = new PDFDoc(filename_goo, NULL, NULL, NULL); // TODO: Could ask for password
+ //delete filename_goo;
+#else
+ wchar_t *wfilename = (wchar_t*)g_utf8_to_utf16 (uri, -1, NULL, NULL, NULL);
+
+ if (wfilename == NULL) {
+ return NULL;
+ }
+
+ PDFDoc *pdf_doc = new PDFDoc(wfilename, wcslen(wfilename), NULL, NULL, NULL); // TODO: Could ask for password
+ g_free (wfilename);
+#endif
+
if (!pdf_doc->isOk()) {
int error = pdf_doc->getErrorCode();
delete pdf_doc;
if (error == errEncrypted) {
g_message("Document is encrypted.");
+ } else if (error == errOpenFile) {
+ g_message("couldn't open the PDF file.");
+ } else if (error == errBadCatalog) {
+ g_message("couldn't read the page catalog.");
+ } else if (error == errDamaged) {
+ g_message("PDF file was damaged and couldn't be repaired.");
+ } else if (error == errHighlightFile) {
+ g_message("nonexistent or invalid highlight file.");
+ } else if (error == errBadPrinter) {
+ g_message("invalid printer.");
+ } else if (error == errPrinting) {
+ g_message("Error during printing.");
+ } else if (error == errPermission) {
+ g_message("PDF file does not allow that operation.");
+ } else if (error == errBadPageNum) {
+ g_message("invalid page number.");
+ } else if (error == errFileIO) {
+ g_message("file IO error.");
} else {
g_message("Failed to load document from data (error %d)", error);
}
-
+
return NULL;
}
+ PdfImportDialog *dlg = NULL;
+ if (Inkscape::NSApplication::Application::getUseGui()) {
+ dlg = new PdfImportDialog(pdf_doc, uri);
+ if (!dlg->showDialog()) {
+ delete dlg;
+ delete pdf_doc;
+ return NULL;
+ }
+ }
+
// Get needed page
- int page_num = 1;
+ int page_num;
+ if (dlg)
+ page_num = dlg->getSelectedPage();
+ else
+ page_num = 1;
Catalog *catalog = pdf_doc->getCatalog();
Page *page = catalog->getPage(page_num);
- SPDocument *doc = sp_document_new(NULL, TRUE, TRUE);
- bool saved = sp_document_get_undo_sensitive(doc);
- sp_document_set_undo_sensitive(doc, false); // No need to undo in this temporary document
+ SPDocument *doc = SPDocument::createNewDoc(NULL, TRUE, TRUE);
+ bool saved = SPDocumentUndo::get_undo_sensitive(doc);
+ SPDocumentUndo::set_undo_sensitive(doc, false); // No need to undo in this temporary document
- // Create builder and parser
- SvgBuilder *builder = new SvgBuilder(doc);
+ // Create builder
+ gchar *docname = g_path_get_basename(uri);
+ gchar *dot = g_strrstr(docname, ".");
+ if (dot) {
+ *dot = 0;
+ }
+ SvgBuilder *builder = new SvgBuilder(doc, docname, pdf_doc->getXRef());
+
+ // Get preferences
+ Inkscape::XML::Node *prefs = builder->getPreferences();
+ if (dlg)
+ dlg->getImportSettings(prefs);
+
+ // Apply crop settings
+ PDFRectangle *clipToBox = NULL;
+ double crop_setting;
+ sp_repr_get_double(prefs, "cropTo", &crop_setting);
+ if ( crop_setting >= 0.0 ) { // Do page clipping
+ int crop_choice = (int)crop_setting;
+ switch (crop_choice) {
+ case 0: // Media box
+ clipToBox = page->getMediaBox();
+ break;
+ case 1: // Crop box
+ clipToBox = page->getCropBox();
+ break;
+ case 2: // Bleed box
+ clipToBox = page->getBleedBox();
+ break;
+ case 3: // Trim box
+ clipToBox = page->getTrimBox();
+ break;
+ case 4: // Art box
+ clipToBox = page->getArtBox();
+ break;
+ default:
+ break;
+ }
+ }
+
+ // Create parser
PdfParser *pdf_parser = new PdfParser(pdf_doc->getXRef(), builder, page_num-1, page->getRotate(),
- page->getResourceDict(), page->getCropBox());
+ page->getResourceDict(), page->getCropBox(), clipToBox);
+
+ // Set up approximation precision for parser
+ double color_delta;
+ sp_repr_get_double(prefs, "approximationPrecision", &color_delta);
+ if ( color_delta <= 0.0 ) {
+ color_delta = 1.0 / 2.0;
+ } else {
+ color_delta = 1.0 / color_delta;
+ }
+ for ( int i = 1 ; i <= pdfNumShadingTypes ; i++ ) {
+ pdf_parser->setApproximationPrecision(i, color_delta, 6);
+ }
// Parse the document structure
Object obj;
if (!obj.isNull()) {
pdf_parser->parse(&obj);
}
-
+
// Cleanup
obj.free();
delete pdf_parser;
delete builder;
+ g_free(docname);
delete pdf_doc;
+ delete dlg;
// Restore undo
- sp_document_set_undo_sensitive(doc, saved);
+ SPDocumentUndo::set_undo_sensitive(doc, saved);
return doc;
}
PdfInput::init(void) {
Inkscape::Extension::Extension * ext;
+ /* PDF in */
ext = Inkscape::Extension::build_from_mem(
- "<inkscape-extension>\n"
- "<name>PDF Input</name>\n"
+ "<inkscape-extension xmlns=\"" INKSCAPE_EXTENSION_URI "\">\n"
+ "<name>" N_("PDF Input") "</name>\n"
"<id>org.inkscape.input.pdf</id>\n"
"<input>\n"
"<extension>.pdf</extension>\n"
"<mimetype>application/pdf</mimetype>\n"
- "<filetypename>Adobe PDF (*.pdf) [native]</filetypename>\n"
- "<filetypetooltip>PDF Document</filetypetooltip>\n"
+ "<filetypename>" N_("Adobe PDF (*.pdf)") "</filetypename>\n"
+ "<filetypetooltip>" N_("Adobe Portable Document Format") "</filetypetooltip>\n"
+ "</input>\n"
+ "</inkscape-extension>", new PdfInput());
+
+ /* AI in */
+ ext = Inkscape::Extension::build_from_mem(
+ "<inkscape-extension xmlns=\"" INKSCAPE_EXTENSION_URI "\">\n"
+ "<name>" N_("AI Input") "</name>\n"
+ "<id>org.inkscape.input.ai</id>\n"
+ "<input>\n"
+ "<extension>.ai</extension>\n"
+ "<mimetype>image/x-adobe-illustrator</mimetype>\n"
+ "<filetypename>" N_("Adobe Illustrator 9.0 and above (*.ai)") "</filetypename>\n"
+ "<filetypetooltip>" N_("Open files saved in Adobe Illustrator 9.0 and newer versions") "</filetypetooltip>\n"
"</input>\n"
"</inkscape-extension>", new PdfInput());
} // init