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Viewing changes to src/extension/internal/pdf-input-cairo.cpp

  • Committer: Bazaar Package Importer
  • Author(s): Thomas Viehmann
  • Date: 2008-09-09 23:29:02 UTC
  • mfrom: (1.1.7 upstream)
  • Revision ID: james.westby@ubuntu.com-20080909232902-c50iujhk1w79u8e7
Tags: 0.46-2.1
http://bugs.debian.org/487623
* Non-maintainer upload.
* Add upstream patch fixing a crash in the open dialog
  in the zh_CN.utf8 locale. Closes: #487623.
  Thanks to Luca Bruno for the patch.

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src/extension/internal/pdf-input-cairo.cpp
 
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 /*
 
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 * Simple PDF import extension using libpoppler and Cairo's SVG surface.
 
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 *
 
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 * Authors:
 
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 *   miklos erdelyi
 
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 *
 
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 * Copyright (C) 2007 Authors
 
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 *
 
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 * Released under GNU GPL, read the file 'COPYING' for more information
 
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 *
 
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 */
 
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#ifdef HAVE_CONFIG_H
 
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# include <config.h>
 
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#endif
 
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#ifdef HAVE_POPPLER_GLIB
 
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#include "pdf-input-cairo.h"
 
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#include "extension/system.h"
 
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#include "extension/input.h"
 
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#include "document.h"
 
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#include <cairo-svg.h>
 
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#include <poppler/glib/poppler.h>
 
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#include <poppler/glib/poppler-document.h>
 
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#include <poppler/glib/poppler-page.h>
 
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namespace Inkscape {
 
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namespace Extension {
 
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namespace Internal {
 
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static cairo_status_t _write_ustring_cb(void *closure, const unsigned char *data, unsigned int length);
 
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SPDocument *
 
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PdfInputCairo::open(Inkscape::Extension::Input * mod, const gchar * uri) {
 
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    printf("Attempting to open using PdfInputCairo\n");
 
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    gchar* filename_uri = g_filename_to_uri(uri, NULL, NULL);
 
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    PopplerDocument* document = poppler_document_new_from_file(filename_uri, NULL, NULL);
 
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    if (document == NULL)
 
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        return NULL;
 
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    double width, height;
 
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    PopplerPage* page = poppler_document_get_page(document, 0);
 
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    poppler_page_get_size(page, &width, &height);
 
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    Glib::ustring* output = new Glib::ustring("");
 
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    cairo_surface_t* surface = cairo_svg_surface_create_for_stream(Inkscape::Extension::Internal::_write_ustring_cb,
 
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                                                                   output, width, height);
 
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    cairo_t* cr = cairo_create(surface);
 
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    poppler_page_render(page, cr);
 
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    cairo_show_page(cr);
 
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    cairo_destroy(cr);
 
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    cairo_surface_destroy(surface);
 
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    SPDocument * doc = sp_document_new_from_mem(output->c_str(), output->length(), TRUE);
 
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    delete output;
 
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    g_object_unref(page);
 
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    g_object_unref(document);
 
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    return doc;
 
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}
 
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static cairo_status_t
 
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        _write_ustring_cb(void *closure, const unsigned char *data, unsigned int length)
 
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{
 
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    Glib::ustring* stream = (Glib::ustring*)closure;
 
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    stream->append((const char*)data, length);
 
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    return CAIRO_STATUS_SUCCESS;
 
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}
 
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#include "clear-n_.h"
 
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void
 
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PdfInputCairo::init(void) {
 
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    Inkscape::Extension::Extension * ext;
 
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    ext = Inkscape::Extension::build_from_mem(
 
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        "<inkscape-extension>\n"
 
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            "<name>PDF Input</name>\n"
 
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            "<id>org.inkscape.input.pdf</id>\n"
 
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            "<input>\n"
 
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                "<extension>.pdf</extension>\n"
 
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                "<mimetype>application/pdf</mimetype>\n"
 
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                "<filetypename>Adobe PDF (*.pdf)</filetypename>\n"
 
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                "<filetypetooltip>PDF Document</filetypetooltip>\n"
 
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            "</input>\n"
 
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        "</inkscape-extension>", new PdfInputCairo());
 
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} // init
 
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} } }  /* namespace Inkscape, Extension, Implementation */
 
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#endif /* HAVE_POPPLER_GLIB */
 
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/*
 
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  Local Variables:
 
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  mode:c++
 
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  c-file-style:"stroustrup"
 
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  c-file-offsets:((innamespace . 0)(inline-open . 0))
 
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  indent-tabs-mode:nil
 
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  fill-column:99
 
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  End:
 
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*/
 
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// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4 :