X-Git-Url: https://www.fi.muni.cz/~kas/git//home/kas/public_html/git/?a=blobdiff_plain;f=pdf%2Fev-poppler.cc;h=dc5510e619841b08a1a10250db7577bb52147113;hb=7c17116f1477d05ba6c638118299f0a9cd06190a;hp=e1ce95a41c0e5d10e99299b656907071cd65cc7c;hpb=40189c94ae17f6c54a8e28d37755f5d596a4cd4f;p=evince.git diff --git a/pdf/ev-poppler.cc b/pdf/ev-poppler.cc index e1ce95a4..dc5510e6 100644 --- a/pdf/ev-poppler.cc +++ b/pdf/ev-poppler.cc @@ -23,21 +23,18 @@ #include #include #include +#include #include "ev-poppler.h" #include "ev-ps-exporter.h" #include "ev-document-find.h" #include "ev-document-misc.h" #include "ev-document-links.h" +#include "ev-document-fonts.h" #include "ev-document-security.h" #include "ev-document-thumbnails.h" - - -enum { - PROP_0, - PROP_TITLE -}; - +#include "ev-selection.h" +#include "ev-attachment.h" typedef struct { PdfDocument *document; @@ -58,10 +55,13 @@ struct _PdfDocument GObject parent_instance; PopplerDocument *document; - PopplerPage *page; - double scale; + PopplerPSFile *ps_file; gchar *password; + PopplerFontInfo *font_info; + PopplerFontsIter *fonts_iter; + int fonts_scanned_pages; + PdfDocumentSearch *search; }; @@ -69,13 +69,22 @@ static void pdf_document_document_iface_init (EvDocumentIface static void pdf_document_security_iface_init (EvDocumentSecurityIface *iface); static void pdf_document_document_thumbnails_iface_init (EvDocumentThumbnailsIface *iface); static void pdf_document_document_links_iface_init (EvDocumentLinksIface *iface); +static void pdf_document_document_fonts_iface_init (EvDocumentFontsIface *iface); static void pdf_document_find_iface_init (EvDocumentFindIface *iface); +static void pdf_document_ps_exporter_iface_init (EvPSExporterIface *iface); +static void pdf_selection_iface_init (EvSelectionIface *iface); static void pdf_document_thumbnails_get_dimensions (EvDocumentThumbnails *document_thumbnails, gint page, gint size, gint *width, gint *height); -static EvLink * ev_link_from_action (PopplerAction *action); +static int pdf_document_get_n_pages (EvDocument *document); + +static EvLinkDest *ev_link_dest_from_dest (PdfDocument *pdf_document, + PopplerDest *dest); +static EvLink *ev_link_from_action (PdfDocument *pdf_document, + PopplerAction *action); +static void pdf_document_search_free (PdfDocumentSearch *search); G_DEFINE_TYPE_WITH_CODE (PdfDocument, pdf_document, G_TYPE_OBJECT, @@ -88,53 +97,85 @@ G_DEFINE_TYPE_WITH_CODE (PdfDocument, pdf_document, G_TYPE_OBJECT, pdf_document_document_thumbnails_iface_init); G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_LINKS, pdf_document_document_links_iface_init); + G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_FONTS, + pdf_document_document_fonts_iface_init); G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_FIND, pdf_document_find_iface_init); -#if 0 G_IMPLEMENT_INTERFACE (EV_TYPE_PS_EXPORTER, pdf_document_ps_exporter_iface_init); -#endif + G_IMPLEMENT_INTERFACE (EV_TYPE_SELECTION, + pdf_selection_iface_init); }); +static void +set_rc_data (PdfDocument *pdf_document, + EvRenderContext *rc) +{ + if (rc->data == NULL) { + rc->data = poppler_document_get_page (pdf_document->document, + rc->page); + rc->destroy = g_object_unref; + } else { + g_assert (rc->page == poppler_page_get_index (POPPLER_PAGE (rc->data))); + } +} +static void +pdf_document_search_free (PdfDocumentSearch *search) +{ + PdfDocument *pdf_document = search->document; + int n_pages; + int i; + if (search->idle != 0) + g_source_remove (search->idle); + n_pages = pdf_document_get_n_pages (EV_DOCUMENT (pdf_document)); + for (i = 0; i < n_pages; i++) { + g_list_foreach (search->pages[i], (GFunc) g_free, NULL); + g_list_free (search->pages[i]); + } + g_free (search->pages); + + g_free (search->text); + g_free (search); +} static void -pdf_document_get_property (GObject *object, - guint prop_id, - GValue *value, - GParamSpec *pspec) -{ - PdfDocument *pdf_document = PDF_DOCUMENT (object); - - switch (prop_id) - { - case PROP_TITLE: - if (pdf_document->document == NULL) - g_value_set_string (value, NULL); - else - g_object_get_property (G_OBJECT (pdf_document->document), "title", value); - break; +pdf_document_dispose (GObject *object) +{ + PdfDocument *pdf_document = PDF_DOCUMENT(object); + + if (pdf_document->search) { + pdf_document_search_free (pdf_document->search); + pdf_document->search = NULL; + } + + if (pdf_document->document) { + g_object_unref (pdf_document->document); + } + + if (pdf_document->font_info) { + poppler_font_info_free (pdf_document->font_info); + } + + if (pdf_document->fonts_iter) { + poppler_fonts_iter_free (pdf_document->fonts_iter); } } static void pdf_document_class_init (PdfDocumentClass *klass) { - GObjectClass *gobject_class = G_OBJECT_CLASS (klass); - - gobject_class->get_property = pdf_document_get_property; + GObjectClass *g_object_class = G_OBJECT_CLASS (klass); - g_object_class_override_property (gobject_class, PROP_TITLE, "title"); + g_object_class->dispose = pdf_document_dispose; } static void pdf_document_init (PdfDocument *pdf_document) { - pdf_document->page = NULL; - pdf_document->scale = 1.0; pdf_document->password = NULL; } @@ -209,154 +250,188 @@ pdf_document_get_n_pages (EvDocument *document) } static void -pdf_document_set_page (EvDocument *document, - int page) +pdf_document_get_page_size (EvDocument *document, + int page, + double *width, + double *height) { - page = CLAMP (page, 0, poppler_document_get_n_pages (PDF_DOCUMENT (document)->document) - 1); + PdfDocument *pdf_document = PDF_DOCUMENT (document); + PopplerPage *poppler_page; - PDF_DOCUMENT (document)->page = poppler_document_get_page (PDF_DOCUMENT (document)->document, page); + poppler_page = poppler_document_get_page (pdf_document->document, page); + poppler_page_get_size (poppler_page, width, height); + g_object_unref (poppler_page); } -static int -pdf_document_get_page (EvDocument *document) +static char * +pdf_document_get_page_label (EvDocument *document, + int page) { - PdfDocument *pdf_document; + PopplerPage *poppler_page; + char *label = NULL; - pdf_document = PDF_DOCUMENT (document); + poppler_page = poppler_document_get_page (PDF_DOCUMENT (document)->document, + page); - if (pdf_document->page) - return poppler_page_get_index (pdf_document->page); + g_object_get (G_OBJECT (poppler_page), + "label", &label, + NULL); + g_object_unref (poppler_page); - return 1; + return label; } -static void -pdf_document_set_scale (EvDocument *document, - double scale) +static gboolean +pdf_document_has_attachments (EvDocument *document) { - PDF_DOCUMENT (document)->scale = scale; -} - + PdfDocument *pdf_document; -static void -get_size_from_page (PopplerPage *poppler_page, - double scale, - int *width, - int *height) -{ - gdouble width_d, height_d; - poppler_page_get_size (poppler_page, &width_d, &height_d); - if (width) - *width = (int) (width_d * scale); - if (height) - *height = (int) (height_d * scale); + pdf_document = PDF_DOCUMENT (document); + return poppler_document_has_attachments (pdf_document->document); } -static void -pdf_document_get_page_size (EvDocument *document, - int page, - int *width, - int *height) -{ - PopplerPage *poppler_page = NULL; +struct SaveToBufferData { + gchar *buffer; + gsize len, max; +}; - if (page == -1) - poppler_page = PDF_DOCUMENT (document)->page; - else - poppler_page = poppler_document_get_page (PDF_DOCUMENT (document)->document, - page); +static gboolean +attachment_save_to_buffer_callback (const gchar *buf, + gsize count, + gpointer user_data, + GError **error) +{ + struct SaveToBufferData *sdata = (SaveToBufferData *)user_data; + gchar *new_buffer; + gsize new_max; - if (poppler_page == NULL) - poppler_document_get_page (PDF_DOCUMENT (document)->document, 0); + if (sdata->len + count > sdata->max) { + new_max = MAX (sdata->max * 2, sdata->len + count); + new_buffer = (gchar *)g_realloc (sdata->buffer, new_max); - get_size_from_page (poppler_page, - PDF_DOCUMENT (document)->scale, - width, height); + sdata->buffer = new_buffer; + sdata->max = new_max; + } + + memcpy (sdata->buffer + sdata->len, buf, count); + sdata->len += count; + + return TRUE; } -static char * -pdf_document_get_page_label (EvDocument *document, - int page) +static gboolean +attachment_save_to_buffer (PopplerAttachment *attachment, + gchar **buffer, + gsize *buffer_size, + GError **error) { - PopplerPage *poppler_page = NULL; - char *label = NULL; + static const gint initial_max = 1024; + struct SaveToBufferData sdata; - if (page == -1) - poppler_page = PDF_DOCUMENT (document)->page; - else - poppler_page = poppler_document_get_page (PDF_DOCUMENT (document)->document, - page); + *buffer = NULL; + *buffer_size = 0; - g_object_get (poppler_page, - "label", &label, - NULL); + sdata.buffer = (gchar *) g_malloc (initial_max); + sdata.max = initial_max; + sdata.len = 0; - return label; + if (! poppler_attachment_save_to_callback (attachment, + attachment_save_to_buffer_callback, + &sdata, + error)) { + g_free (sdata.buffer); + return FALSE; + } + + *buffer = sdata.buffer; + *buffer_size = sdata.len; + + return TRUE; } static GList * -pdf_document_get_links (EvDocument *document) +pdf_document_get_attachments (EvDocument *document) { PdfDocument *pdf_document; - GList *retval = NULL; - GList *mapping_list; + GList *attachments; GList *list; - gint height; + GList *retval = NULL; pdf_document = PDF_DOCUMENT (document); - g_return_val_if_fail (pdf_document->page != NULL, NULL); - mapping_list = poppler_page_get_link_mapping (pdf_document->page); - get_size_from_page (pdf_document->page, 1.0, NULL, &height); + if (!pdf_document_has_attachments (document)) + return NULL; - for (list = mapping_list; list; list = list->next) { - PopplerLinkMapping *link_mapping; - EvLinkMapping *ev_link_mapping; + attachments = poppler_document_get_attachments (pdf_document->document); + + for (list = attachments; list; list = list->next) { + PopplerAttachment *attachment; + EvAttachment *ev_attachment; + gchar *data = NULL; + gsize size; + GError *error = NULL; + + attachment = (PopplerAttachment *) list->data; + + if (attachment_save_to_buffer (attachment, &data, &size, &error)) { + ev_attachment = ev_attachment_new (attachment->name, + attachment->description, + attachment->mtime, + attachment->ctime, + size, data); + + retval = g_list_prepend (retval, ev_attachment); + } else { + if (error) { + g_warning ("%s", error->message); + g_error_free (error); - link_mapping = (PopplerLinkMapping *)list->data; - ev_link_mapping = g_new (EvLinkMapping, 1); - ev_link_mapping->link = ev_link_from_action (link_mapping->action); - ev_link_mapping->x1 = link_mapping->area.x1; - ev_link_mapping->x2 = link_mapping->area.x2; - /* Invert this for X-style coordinates */ - ev_link_mapping->y1 = height - link_mapping->area.y2; - ev_link_mapping->y2 = height - link_mapping->area.y1; + g_free (data); + } + } - retval = g_list_prepend (retval, ev_link_mapping); + g_object_unref (attachment); } - poppler_page_free_link_mapping (mapping_list); - return g_list_reverse (retval); } - static GdkPixbuf * -pdf_document_render_pixbuf (EvDocument *document) +pdf_document_render_pixbuf (EvDocument *document, + EvRenderContext *rc) { PdfDocument *pdf_document; GdkPixbuf *pixbuf; + double width_points, height_points; gint width, height; pdf_document = PDF_DOCUMENT (document); - g_return_val_if_fail (pdf_document->page != NULL, NULL); - get_size_from_page (pdf_document->page, - pdf_document->scale, - &width, &height); + set_rc_data (pdf_document, rc); + + poppler_page_get_size (POPPLER_PAGE (rc->data), &width_points, &height_points); + + if (rc->rotation == 90 || rc->rotation == 270) { + width = (int) ((height_points * rc->scale) + 0.5); + height = (int) ((width_points * rc->scale) + 0.5); + } else { + width = (int) ((width_points * rc->scale) + 0.5); + height = (int) ((height_points * rc->scale) + 0.5); + } pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, FALSE, 8, width, height); - poppler_page_render_to_pixbuf (pdf_document->page, + poppler_page_render_to_pixbuf (POPPLER_PAGE (rc->data), 0, 0, width, height, - pdf_document->scale, - pixbuf, - 0, 0); - + rc->scale, + rc->rotation, + pixbuf); + + return pixbuf; } @@ -381,7 +456,173 @@ pdf_document_set_password (EvDocumentSecurity *document_security, document->password = g_strdup (password); } +static gboolean +pdf_document_can_get_text (EvDocument *document) +{ + return TRUE; +} +static EvDocumentInfo * +pdf_document_get_info (EvDocument *document) +{ + EvDocumentInfo *info; + PopplerPageLayout layout; + PopplerPageMode mode; + PopplerViewerPreferences view_prefs; + PopplerPermissions permissions; + + info = g_new0 (EvDocumentInfo, 1); + + info->fields_mask = EV_DOCUMENT_INFO_TITLE | + EV_DOCUMENT_INFO_FORMAT | + EV_DOCUMENT_INFO_AUTHOR | + EV_DOCUMENT_INFO_SUBJECT | + EV_DOCUMENT_INFO_KEYWORDS | + EV_DOCUMENT_INFO_LAYOUT | + EV_DOCUMENT_INFO_START_MODE | + EV_DOCUMENT_INFO_PERMISSIONS | + EV_DOCUMENT_INFO_UI_HINTS | + EV_DOCUMENT_INFO_CREATOR | + EV_DOCUMENT_INFO_PRODUCER | + EV_DOCUMENT_INFO_CREATION_DATE | + EV_DOCUMENT_INFO_MOD_DATE | + EV_DOCUMENT_INFO_LINEARIZED | + EV_DOCUMENT_INFO_N_PAGES | + EV_DOCUMENT_INFO_SECURITY; + + + g_object_get (PDF_DOCUMENT (document)->document, + "title", &(info->title), + "format", &(info->format), + "author", &(info->author), + "subject", &(info->subject), + "keywords", &(info->keywords), + "page-mode", &mode, + "page-layout", &layout, + "viewer-preferences", &view_prefs, + "permissions", &permissions, + "creator", &(info->creator), + "producer", &(info->producer), + "creation-date", &(info->creation_date), + "mod-date", &(info->modified_date), + "linearized", &(info->linearized), + NULL); + + switch (layout) { + case POPPLER_PAGE_LAYOUT_SINGLE_PAGE: + info->layout = EV_DOCUMENT_LAYOUT_SINGLE_PAGE; + break; + case POPPLER_PAGE_LAYOUT_ONE_COLUMN: + info->layout = EV_DOCUMENT_LAYOUT_ONE_COLUMN; + break; + case POPPLER_PAGE_LAYOUT_TWO_COLUMN_LEFT: + info->layout = EV_DOCUMENT_LAYOUT_TWO_COLUMN_LEFT; + break; + case POPPLER_PAGE_LAYOUT_TWO_COLUMN_RIGHT: + info->layout = EV_DOCUMENT_LAYOUT_TWO_COLUMN_RIGHT; + case POPPLER_PAGE_LAYOUT_TWO_PAGE_LEFT: + info->layout = EV_DOCUMENT_LAYOUT_TWO_PAGE_LEFT; + break; + case POPPLER_PAGE_LAYOUT_TWO_PAGE_RIGHT: + info->layout = EV_DOCUMENT_LAYOUT_TWO_PAGE_RIGHT; + break; + default: + break; + } + + switch (mode) { + case POPPLER_PAGE_MODE_NONE: + info->mode = EV_DOCUMENT_MODE_NONE; + break; + case POPPLER_PAGE_MODE_USE_THUMBS: + info->mode = EV_DOCUMENT_MODE_USE_THUMBS; + break; + case POPPLER_PAGE_MODE_USE_OC: + info->mode = EV_DOCUMENT_MODE_USE_OC; + break; + case POPPLER_PAGE_MODE_FULL_SCREEN: + info->mode = EV_DOCUMENT_MODE_FULL_SCREEN; + break; + case POPPLER_PAGE_MODE_USE_ATTACHMENTS: + info->mode = EV_DOCUMENT_MODE_USE_ATTACHMENTS; + default: + break; + } + + info->ui_hints = 0; + if (view_prefs & POPPLER_VIEWER_PREFERENCES_HIDE_TOOLBAR) { + info->ui_hints |= EV_DOCUMENT_UI_HINT_HIDE_TOOLBAR; + } + if (view_prefs & POPPLER_VIEWER_PREFERENCES_HIDE_MENUBAR) { + info->ui_hints |= EV_DOCUMENT_UI_HINT_HIDE_MENUBAR; + } + if (view_prefs & POPPLER_VIEWER_PREFERENCES_HIDE_WINDOWUI) { + info->ui_hints |= EV_DOCUMENT_UI_HINT_HIDE_WINDOWUI; + } + if (view_prefs & POPPLER_VIEWER_PREFERENCES_FIT_WINDOW) { + info->ui_hints |= EV_DOCUMENT_UI_HINT_FIT_WINDOW; + } + if (view_prefs & POPPLER_VIEWER_PREFERENCES_CENTER_WINDOW) { + info->ui_hints |= EV_DOCUMENT_UI_HINT_CENTER_WINDOW; + } + if (view_prefs & POPPLER_VIEWER_PREFERENCES_DISPLAY_DOC_TITLE) { + info->ui_hints |= EV_DOCUMENT_UI_HINT_DISPLAY_DOC_TITLE; + } + if (view_prefs & POPPLER_VIEWER_PREFERENCES_DIRECTION_RTL) { + info->ui_hints |= EV_DOCUMENT_UI_HINT_DIRECTION_RTL; + } + + info->permissions = 0; + if (permissions & POPPLER_PERMISSIONS_OK_TO_PRINT) { + info->permissions |= EV_DOCUMENT_PERMISSIONS_OK_TO_PRINT; + } + if (permissions & POPPLER_PERMISSIONS_OK_TO_MODIFY) { + info->permissions |= EV_DOCUMENT_PERMISSIONS_OK_TO_MODIFY; + } + if (permissions & POPPLER_PERMISSIONS_OK_TO_COPY) { + info->permissions |= EV_DOCUMENT_PERMISSIONS_OK_TO_COPY; + } + if (permissions & POPPLER_PERMISSIONS_OK_TO_ADD_NOTES) { + info->permissions |= EV_DOCUMENT_PERMISSIONS_OK_TO_ADD_NOTES; + } + + info->n_pages = ev_document_get_n_pages (document); + + if (ev_document_security_has_document_security (EV_DOCUMENT_SECURITY (document))) { + /* translators: this is the document security state */ + info->security = g_strdup (_("Yes")); + } else { + /* translators: this is the document security state */ + info->security = g_strdup (_("No")); + } + + return info; +} + +static char * +pdf_document_get_text (EvDocument *document, int page, EvRectangle *rect) +{ + PdfDocument *pdf_document = PDF_DOCUMENT (document); + PopplerPage *poppler_page; + PopplerRectangle r; + double height; + char *text; + + poppler_page = poppler_document_get_page (pdf_document->document, page); + g_return_val_if_fail (poppler_page != NULL, NULL); + + poppler_page_get_size (poppler_page, NULL, &height); + r.x1 = rect->x1; + r.y1 = height - rect->y2; + r.x2 = rect->x2; + r.y2 = height - rect->y1; + + text = poppler_page_get_text (poppler_page, &r); + + g_object_unref (poppler_page); + + return text; +} static void pdf_document_document_iface_init (EvDocumentIface *iface) @@ -389,13 +630,14 @@ pdf_document_document_iface_init (EvDocumentIface *iface) iface->save = pdf_document_save; iface->load = pdf_document_load; iface->get_n_pages = pdf_document_get_n_pages; - iface->set_page = pdf_document_set_page; - iface->get_page = pdf_document_get_page; - iface->set_scale = pdf_document_set_scale; iface->get_page_size = pdf_document_get_page_size; iface->get_page_label = pdf_document_get_page_label; - iface->get_links = pdf_document_get_links; + iface->has_attachments = pdf_document_has_attachments; + iface->get_attachments = pdf_document_get_attachments; iface->render_pixbuf = pdf_document_render_pixbuf; + iface->get_text = pdf_document_get_text; + iface->can_get_text = pdf_document_can_get_text; + iface->get_info = pdf_document_get_info; }; static void @@ -405,6 +647,127 @@ pdf_document_security_iface_init (EvDocumentSecurityIface *iface) iface->set_password = pdf_document_set_password; } +static gdouble +pdf_document_fonts_get_progress (EvDocumentFonts *document_fonts) +{ + PdfDocument *pdf_document = PDF_DOCUMENT (document_fonts); + int n_pages; + + n_pages = pdf_document_get_n_pages (EV_DOCUMENT (pdf_document)); + + return (double)pdf_document->fonts_scanned_pages / (double)n_pages; +} + +static gboolean +pdf_document_fonts_scan (EvDocumentFonts *document_fonts, + int n_pages) +{ + PdfDocument *pdf_document = PDF_DOCUMENT (document_fonts); + gboolean result; + + g_return_val_if_fail (PDF_IS_DOCUMENT (document_fonts), FALSE); + + if (pdf_document->font_info == NULL) { + pdf_document->font_info = poppler_font_info_new (pdf_document->document); + } + + if (pdf_document->fonts_iter) { + poppler_fonts_iter_free (pdf_document->fonts_iter); + } + + pdf_document->fonts_scanned_pages += n_pages; + + result = poppler_font_info_scan (pdf_document->font_info, n_pages, + &pdf_document->fonts_iter); + if (!result) { + pdf_document->fonts_scanned_pages = 0; + poppler_font_info_free (pdf_document->font_info); + pdf_document->font_info = NULL; + } + + return result; +} + +static const char * +font_type_to_string (PopplerFontType type) +{ + switch (type) { + case POPPLER_FONT_TYPE_TYPE1: + return _("Type 1"); + case POPPLER_FONT_TYPE_TYPE1C: + return _("Type 1C"); + case POPPLER_FONT_TYPE_TYPE3: + return _("Type 3"); + case POPPLER_FONT_TYPE_TRUETYPE: + return _("TrueType"); + case POPPLER_FONT_TYPE_CID_TYPE0: + return _("Type 1 (CID)"); + case POPPLER_FONT_TYPE_CID_TYPE0C: + return _("Type 1C (CID)"); + case POPPLER_FONT_TYPE_CID_TYPE2: + return _("TrueType (CID)"); + default: + return _("Unknown font type"); + } +} + +static void +pdf_document_fonts_fill_model (EvDocumentFonts *document_fonts, + GtkTreeModel *model) +{ + PdfDocument *pdf_document = PDF_DOCUMENT (document_fonts); + PopplerFontsIter *iter = pdf_document->fonts_iter; + + g_return_if_fail (PDF_IS_DOCUMENT (document_fonts)); + + if (!iter) + return; + + do { + GtkTreeIter list_iter; + const char *name; + const char *type; + const char *embedded; + char *details; + + name = poppler_fonts_iter_get_name (iter); + + if (name == NULL) { + name = _("No name"); + } + + type = font_type_to_string ( + poppler_fonts_iter_get_font_type (iter)); + + if (poppler_fonts_iter_is_embedded (iter)) { + if (poppler_fonts_iter_is_subset (iter)) + embedded = _("Embedded subset"); + else + embedded = _("Embedded"); + } else { + embedded = _("Not embedded"); + } + + details = g_markup_printf_escaped ("%s\n%s", type, embedded); + + gtk_list_store_append (GTK_LIST_STORE (model), &list_iter); + gtk_list_store_set (GTK_LIST_STORE (model), &list_iter, + EV_DOCUMENT_FONTS_COLUMN_NAME, name, + EV_DOCUMENT_FONTS_COLUMN_DETAILS, details, + -1); + + g_free (details); + } while (poppler_fonts_iter_next (iter)); +} + +static void +pdf_document_document_fonts_iface_init (EvDocumentFontsIface *iface) +{ + iface->fill_model = pdf_document_fonts_fill_model; + iface->scan = pdf_document_fonts_scan; + iface->get_progress = pdf_document_fonts_get_progress; +} + static gboolean pdf_document_links_has_document_links (EvDocumentLinks *document_links) { @@ -421,127 +784,352 @@ pdf_document_links_has_document_links (EvDocumentLinks *document_links) return TRUE; } +static EvLinkDest * +ev_link_dest_from_dest (PdfDocument *pdf_document, + PopplerDest *dest) +{ + EvLinkDest *ev_dest = NULL; + const char *unimplemented_dest = NULL; + + g_assert (dest != NULL); + + switch (dest->type) { + case POPPLER_DEST_XYZ: { + PopplerPage *poppler_page; + double height; + + poppler_page = poppler_document_get_page (pdf_document->document, + MAX (0, dest->page_num - 1)); + poppler_page_get_size (poppler_page, NULL, &height); + ev_dest = ev_link_dest_new_xyz (dest->page_num - 1, + dest->left, + height - dest->top, + dest->zoom); + g_object_unref (poppler_page); + } + break; + case POPPLER_DEST_FIT: + ev_dest = ev_link_dest_new_fit (dest->page_num - 1); + break; + case POPPLER_DEST_FITH: { + PopplerPage *poppler_page; + double height; + + poppler_page = poppler_document_get_page (pdf_document->document, + MAX (0, dest->page_num - 1)); + poppler_page_get_size (poppler_page, NULL, &height); + ev_dest = ev_link_dest_new_fith (dest->page_num - 1, + height - dest->top); + g_object_unref (poppler_page); + } + break; + case POPPLER_DEST_FITV: + ev_dest = ev_link_dest_new_fitv (dest->page_num - 1, + dest->left); + break; + case POPPLER_DEST_FITR: { + PopplerPage *poppler_page; + double height; + + poppler_page = poppler_document_get_page (pdf_document->document, + MAX (0, dest->page_num - 1)); + poppler_page_get_size (poppler_page, NULL, &height); + ev_dest = ev_link_dest_new_fitr (dest->page_num - 1, + dest->left, + height - dest->bottom, + dest->right, + height - dest->top); + g_object_unref (poppler_page); + } + break; + case POPPLER_DEST_FITB: + unimplemented_dest = "POPPLER_DEST_FITB"; + break; + case POPPLER_DEST_FITBH: + unimplemented_dest = "POPPLER_DEST_FITBH"; + break; + case POPPLER_DEST_FITBV: + unimplemented_dest = "POPPLER_DEST_FITBV"; + break; + case POPPLER_DEST_NAMED: + ev_dest = ev_link_dest_new_named (dest->named_dest); + break; + case POPPLER_DEST_UNKNOWN: + unimplemented_dest = "POPPLER_DEST_UNKNOWN"; + break; + } + + if (unimplemented_dest) { + g_warning ("Unimplemented named action: %s, please post a " + "bug report in Evince bugzilla " + "(http://bugzilla.gnome.org) with a testcase.", + unimplemented_dest); + } + + if (!ev_dest) + ev_dest = ev_link_dest_new_page (dest->page_num - 1); + + return ev_dest; +} + static EvLink * -ev_link_from_action (PopplerAction *action) +ev_link_from_action (PdfDocument *pdf_document, + PopplerAction *action) { - EvLink *link; - const char *title; + EvLink *link = NULL; + EvLinkAction *ev_action = NULL; + const char *unimplemented_action = NULL; - title = action->any.title; + switch (action->type) { + case POPPLER_ACTION_GOTO_DEST: { + EvLinkDest *dest; + + dest = ev_link_dest_from_dest (pdf_document, action->goto_dest.dest); + ev_action = ev_link_action_new_dest (dest); + } + break; + case POPPLER_ACTION_GOTO_REMOTE: { + EvLinkDest *dest; + + dest = ev_link_dest_from_dest (pdf_document, action->goto_remote.dest); + ev_action = ev_link_action_new_remote (dest, + action->goto_remote.file_name); + + } + break; + case POPPLER_ACTION_LAUNCH: + ev_action = ev_link_action_new_launch (action->launch.file_name, + action->launch.params); + break; + case POPPLER_ACTION_URI: + ev_action = ev_link_action_new_external_uri (action->uri.uri); + break; + case POPPLER_ACTION_NAMED: + ev_action = ev_link_action_new_named (action->named.named_dest); + break; + case POPPLER_ACTION_MOVIE: + unimplemented_action = "POPPLER_ACTION_MOVIE"; + break; + case POPPLER_ACTION_UNKNOWN: + unimplemented_action = "POPPLER_ACTION_UNKNOWN"; + } - if (action->type == POPPLER_ACTION_GOTO_DEST) { - link = ev_link_new_page (title, action->goto_dest.dest->page_num - 1); - } else if (action->type == POPPLER_ACTION_URI) { - link = ev_link_new_external (title, action->uri.uri); - } else { - link = ev_link_new_title (title); + if (unimplemented_action) { + g_warning ("Unimplemented action: %s, please post a bug report with a testcase.", + unimplemented_action); } - + + link = ev_link_new (action->any.title, ev_action); + return link; } - static void build_tree (PdfDocument *pdf_document, GtkTreeModel *model, GtkTreeIter *parent, PopplerIndexIter *iter) { - + do { GtkTreeIter tree_iter; PopplerIndexIter *child; PopplerAction *action; - EvLink *link; + EvLink *link = NULL; + gboolean expand; + char *title_markup; action = poppler_index_iter_get_action (iter); - if (action) { - gtk_tree_store_append (GTK_TREE_STORE (model), &tree_iter, parent); - link = ev_link_from_action (action); + expand = poppler_index_iter_is_open (iter); + + if (!action) + continue; + + switch (action->type) { + case POPPLER_ACTION_GOTO_DEST: { + /* For bookmarks, solve named destinations */ + if (action->goto_dest.dest->type == POPPLER_DEST_NAMED) { + PopplerDest *dest; + EvLinkDest *ev_dest = NULL; + EvLinkAction *ev_action; + + dest = poppler_document_find_dest (pdf_document->document, + action->goto_dest.dest->named_dest); + if (!dest) { + link = ev_link_from_action (pdf_document, action); + break; + } + + ev_dest = ev_link_dest_from_dest (pdf_document, dest); + poppler_dest_free (dest); + + ev_action = ev_link_action_new_dest (ev_dest); + link = ev_link_new (action->any.title, ev_action); + } else { + link = ev_link_from_action (pdf_document, action); + } + } + break; + default: + link = ev_link_from_action (pdf_document, action); + break; + } + + if (!link) { poppler_action_free (action); - - gtk_tree_store_set (GTK_TREE_STORE (model), &tree_iter, - EV_DOCUMENT_LINKS_COLUMN_MARKUP, ev_link_get_title (link), - EV_DOCUMENT_LINKS_COLUMN_LINK, link, - -1); - child = poppler_index_iter_get_child (iter); - if (child) - build_tree (pdf_document, model, &tree_iter, child); - poppler_index_iter_free (child); + continue; } + + gtk_tree_store_append (GTK_TREE_STORE (model), &tree_iter, parent); + title_markup = g_markup_escape_text (ev_link_get_title (link), -1); + + gtk_tree_store_set (GTK_TREE_STORE (model), &tree_iter, + EV_DOCUMENT_LINKS_COLUMN_MARKUP, title_markup, + EV_DOCUMENT_LINKS_COLUMN_LINK, link, + EV_DOCUMENT_LINKS_COLUMN_EXPAND, expand, + -1); + + g_free (title_markup); + g_object_unref (link); + + child = poppler_index_iter_get_child (iter); + if (child) + build_tree (pdf_document, model, &tree_iter, child); + poppler_index_iter_free (child); + poppler_action_free (action); + } while (poppler_index_iter_next (iter)); } - static GtkTreeModel * pdf_document_links_get_links_model (EvDocumentLinks *document_links) { PdfDocument *pdf_document = PDF_DOCUMENT (document_links); GtkTreeModel *model = NULL; PopplerIndexIter *iter; - + g_return_val_if_fail (PDF_IS_DOCUMENT (document_links), NULL); iter = poppler_index_iter_new (pdf_document->document); - /* Create the model iff we have items*/ + /* Create the model if we have items*/ if (iter != NULL) { model = (GtkTreeModel *) gtk_tree_store_new (EV_DOCUMENT_LINKS_COLUMN_NUM_COLUMNS, G_TYPE_STRING, - G_TYPE_POINTER); + G_TYPE_OBJECT, + G_TYPE_BOOLEAN); build_tree (pdf_document, model, NULL, iter); poppler_index_iter_free (iter); } - return model; } +static GList * +pdf_document_links_get_links (EvDocumentLinks *document_links, + gint page) +{ + PdfDocument *pdf_document; + PopplerPage *poppler_page; + GList *retval = NULL; + GList *mapping_list; + GList *list; + double height; + + pdf_document = PDF_DOCUMENT (document_links); + poppler_page = poppler_document_get_page (pdf_document->document, + page); + mapping_list = poppler_page_get_link_mapping (poppler_page); + poppler_page_get_size (poppler_page, NULL, &height); + + for (list = mapping_list; list; list = list->next) { + PopplerLinkMapping *link_mapping; + EvLinkMapping *ev_link_mapping; + + link_mapping = (PopplerLinkMapping *)list->data; + ev_link_mapping = g_new (EvLinkMapping, 1); + ev_link_mapping->link = ev_link_from_action (pdf_document, + link_mapping->action); + ev_link_mapping->x1 = link_mapping->area.x1; + ev_link_mapping->x2 = link_mapping->area.x2; + /* Invert this for X-style coordinates */ + ev_link_mapping->y1 = height - link_mapping->area.y2; + ev_link_mapping->y2 = height - link_mapping->area.y1; + + retval = g_list_prepend (retval, ev_link_mapping); + } + + poppler_page_free_link_mapping (mapping_list); + g_object_unref (poppler_page); + + return g_list_reverse (retval); +} + +static EvLinkDest * +pdf_document_links_find_link_dest (EvDocumentLinks *document_links, + const gchar *link_name) +{ + PdfDocument *pdf_document; + PopplerDest *dest; + EvLinkDest *ev_dest = NULL; + + pdf_document = PDF_DOCUMENT (document_links); + dest = poppler_document_find_dest (pdf_document->document, + link_name); + if (dest) { + ev_dest = ev_link_dest_from_dest (pdf_document, dest); + poppler_dest_free (dest); + } + + return ev_dest; +} static void pdf_document_document_links_iface_init (EvDocumentLinksIface *iface) { iface->has_document_links = pdf_document_links_has_document_links; iface->get_links_model = pdf_document_links_get_links_model; + iface->get_links = pdf_document_links_get_links; + iface->find_link_dest = pdf_document_links_find_link_dest; } - static GdkPixbuf * -make_thumbnail_for_size (PdfDocument *pdf_document, - gint page, - gint size, - gboolean border) +make_thumbnail_for_size (PdfDocument *pdf_document, + gint page, + int rotation, + gint size) { PopplerPage *poppler_page; GdkPixbuf *pixbuf; int width, height; - int x_offset, y_offset; double scale; gdouble unscaled_width, unscaled_height; poppler_page = poppler_document_get_page (pdf_document->document, page); - g_return_val_if_fail (poppler_page != NULL, NULL); - pdf_document_thumbnails_get_dimensions (EV_DOCUMENT_THUMBNAILS (pdf_document), page, size, &width, &height); + pdf_document_thumbnails_get_dimensions (EV_DOCUMENT_THUMBNAILS (pdf_document), page, + size, &width, &height); poppler_page_get_size (poppler_page, &unscaled_width, &unscaled_height); scale = width / unscaled_width; - if (border) { - pixbuf = ev_document_misc_get_thumbnail_frame (width, height, NULL); - x_offset = 1; - y_offset = 1; - } else { - pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, TRUE, 8, - width, height); - gdk_pixbuf_fill (pixbuf, 0xffffffff); - x_offset = 0; - y_offset = 0; + /* rotate */ + if (rotation == 90 || rotation == 270) { + int temp; + temp = width; + width = height; + height = temp; } + pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, FALSE, 8, + width, height); + gdk_pixbuf_fill (pixbuf, 0xffffffff); + poppler_page_render_to_pixbuf (poppler_page, 0, 0, width, height, - scale, pixbuf, - x_offset, y_offset); + scale, rotation, pixbuf); + + + g_object_unref (poppler_page); return pixbuf; } @@ -549,12 +1137,14 @@ make_thumbnail_for_size (PdfDocument *pdf_document, static GdkPixbuf * pdf_document_thumbnails_get_thumbnail (EvDocumentThumbnails *document_thumbnails, gint page, + gint rotation, gint size, - gboolean border) + gboolean border) { PdfDocument *pdf_document; PopplerPage *poppler_page; GdkPixbuf *pixbuf; + GdkPixbuf *border_pixbuf; pdf_document = PDF_DOCUMENT (document_thumbnails); @@ -562,19 +1152,20 @@ pdf_document_thumbnails_get_thumbnail (EvDocumentThumbnails *document_thumbnails g_return_val_if_fail (poppler_page != NULL, NULL); pixbuf = poppler_page_get_thumbnail (poppler_page); - if (pixbuf != NULL) { - /* The document provides its own thumbnails. */ - if (border) { - GdkPixbuf *real_pixbuf; - - real_pixbuf = ev_document_misc_get_thumbnail_frame (-1, -1, pixbuf); - g_object_unref (pixbuf); - pixbuf = real_pixbuf; - } - } else { + + if (pixbuf == NULL) { /* There is no provided thumbnail. We need to make one. */ - pixbuf = make_thumbnail_for_size (pdf_document, page, size, border); + pixbuf = make_thumbnail_for_size (pdf_document, page, rotation, size); } + + if (border) { + border_pixbuf = ev_document_misc_get_thumbnail_frame (-1, -1, rotation, pixbuf); + g_object_unref (pixbuf); + pixbuf = border_pixbuf; + } + + g_object_unref (poppler_page); + return pixbuf; } @@ -599,18 +1190,13 @@ pdf_document_thumbnails_get_dimensions (EvDocumentThumbnails *document_thumbnail has_thumb = poppler_page_get_thumbnail_size (poppler_page, width, height); if (!has_thumb) { - int page_width, page_height; - - get_size_from_page (poppler_page, 1.0, &page_width, &page_height); + double page_width, page_height; - if (page_width > page_height) { - *width = size; - *height = (int) (size * page_height / page_width); - } else { - *width = (int) (size * page_width / page_height); - *height = size; - } + poppler_page_get_size (poppler_page, &page_width, &page_height); + *width = size; + *height = (int) (size * page_height / page_width); } + g_object_unref (poppler_page); } static void @@ -626,22 +1212,24 @@ pdf_document_search_idle_callback (void *data) { PdfDocumentSearch *search = (PdfDocumentSearch*) data; PdfDocument *pdf_document = search->document; - int n_pages, changed_page; + int n_pages; GList *matches; PopplerPage *page; page = poppler_document_get_page (search->document->document, search->search_page); - g_mutex_lock (EV_DOC_MUTEX); + ev_document_doc_mutex_lock (); matches = poppler_page_find_text (page, search->text); - g_mutex_unlock (EV_DOC_MUTEX); + ev_document_doc_mutex_unlock (); - search->pages[search->search_page] = matches; - n_pages = pdf_document_get_n_pages (EV_DOCUMENT (search->document)); + g_object_unref (page); - changed_page = search->start_page; + search->pages[search->search_page] = matches; + ev_document_find_changed (EV_DOCUMENT_FIND (pdf_document), + search->search_page); + n_pages = pdf_document_get_n_pages (EV_DOCUMENT (search->document)); search->search_page += 1; if (search->search_page == n_pages) { /* wrap around */ @@ -649,8 +1237,6 @@ pdf_document_search_idle_callback (void *data) } if (search->search_page != search->start_page) { - ev_document_find_changed (EV_DOCUMENT_FIND (pdf_document), - changed_page); return TRUE; } @@ -661,7 +1247,9 @@ pdf_document_search_idle_callback (void *data) static PdfDocumentSearch * -pdf_document_search_new (PdfDocument *pdf_document, const char *text) +pdf_document_search_new (PdfDocument *pdf_document, + int start_page, + const char *text) { PdfDocumentSearch *search; int n_pages; @@ -673,10 +1261,6 @@ pdf_document_search_new (PdfDocument *pdf_document, const char *text) search->text = g_strdup (text); search->pages = g_new0 (GList *, n_pages); - for (i = 0; i < n_pages; i++) { - search->pages[i] = NULL; - } - search->document = pdf_document; /* We add at low priority so the progress bar repaints */ @@ -685,33 +1269,15 @@ pdf_document_search_new (PdfDocument *pdf_document, const char *text) search, NULL); - search->start_page = pdf_document_get_page (EV_DOCUMENT (pdf_document)); - search->search_page = search->start_page; + search->start_page = start_page; + search->search_page = start_page; return search; } -static void -pdf_document_search_free (PdfDocumentSearch *search) -{ - PdfDocument *pdf_document = search->document; - int n_pages; - int i; - - if (search->idle != 0) - g_source_remove (search->idle); - - n_pages = pdf_document_get_n_pages (EV_DOCUMENT (pdf_document)); - for (i = 0; i < n_pages; i++) { - g_list_foreach (search->pages[i], (GFunc) g_free, NULL); - g_list_free (search->pages[i]); - } - - g_free (search->text); -} - static void pdf_document_find_begin (EvDocumentFind *document, + int page, const char *search_string, gboolean case_sensitive) { @@ -730,19 +1296,17 @@ pdf_document_find_begin (EvDocumentFind *document, pdf_document_search_free (pdf_document->search); pdf_document->search = pdf_document_search_new (pdf_document, + page, search_string); } int -pdf_document_find_get_n_results (EvDocumentFind *document_find) +pdf_document_find_get_n_results (EvDocumentFind *document_find, int page) { PdfDocumentSearch *search = PDF_DOCUMENT (document_find)->search; - int current_page; - - current_page = pdf_document_get_page (EV_DOCUMENT (document_find)); if (search) { - return g_list_length (search->pages[current_page]); + return g_list_length (search->pages[page]); } else { return 0; } @@ -750,30 +1314,32 @@ pdf_document_find_get_n_results (EvDocumentFind *document_find) gboolean pdf_document_find_get_result (EvDocumentFind *document_find, + int page, int n_result, - GdkRectangle *rectangle) + EvRectangle *rectangle) { PdfDocument *pdf_document = PDF_DOCUMENT (document_find); PdfDocumentSearch *search = pdf_document->search; + PopplerPage *poppler_page; PopplerRectangle *r; - int current_page; - double scale; + double height; if (search == NULL) return FALSE; - current_page = pdf_document_get_page (EV_DOCUMENT (pdf_document)); - r = (PopplerRectangle *) g_list_nth_data (search->pages[current_page], + r = (PopplerRectangle *) g_list_nth_data (search->pages[page], n_result); if (r == NULL) return FALSE; - scale = pdf_document->scale; - rectangle->x = (gint) floor (r->x1 * scale); - rectangle->y = (gint) floor (r->y1 * scale); - rectangle->width = (gint) ceil (r->x2 * scale) - rectangle->x; - rectangle->height = (gint) ceil (r->y2 * scale) - rectangle->y; - + poppler_page = poppler_document_get_page (pdf_document->document, page); + poppler_page_get_size (poppler_page, NULL, &height); + rectangle->x1 = r->x1; + rectangle->y1 = height - r->y2; + rectangle->x2 = r->x2; + rectangle->y2 = height - r->y1; + g_object_unref (poppler_page); + return TRUE; } @@ -783,9 +1349,7 @@ pdf_document_find_page_has_results (EvDocumentFind *document_find, { PdfDocumentSearch *search = PDF_DOCUMENT (document_find)->search; - g_return_val_if_fail (search != NULL, FALSE); - - return search->pages[page] != NULL; + return search && search->pages[page] != NULL; } double @@ -834,6 +1398,132 @@ pdf_document_find_iface_init (EvDocumentFindIface *iface) iface->cancel = pdf_document_find_cancel; } +static void +pdf_document_ps_exporter_begin (EvPSExporter *exporter, const char *filename, + int first_page, int last_page, + double width, double height, gboolean duplex) +{ + PdfDocument *pdf_document = PDF_DOCUMENT (exporter); + + pdf_document->ps_file = poppler_ps_file_new (pdf_document->document, filename, + first_page, + last_page - first_page + 1); + poppler_ps_file_set_paper_size (pdf_document->ps_file, width, height); + poppler_ps_file_set_duplex (pdf_document->ps_file, duplex); +} + +static void +pdf_document_ps_exporter_do_page (EvPSExporter *exporter, EvRenderContext *rc) +{ + PdfDocument *pdf_document = PDF_DOCUMENT (exporter); + PopplerPage *poppler_page; + + g_return_if_fail (pdf_document->ps_file != NULL); + + poppler_page = poppler_document_get_page (pdf_document->document, rc->page); + poppler_page_render_to_ps (poppler_page, pdf_document->ps_file); + g_object_unref (poppler_page); +} + +static void +pdf_document_ps_exporter_end (EvPSExporter *exporter) +{ + PdfDocument *pdf_document = PDF_DOCUMENT (exporter); + + poppler_ps_file_free (pdf_document->ps_file); + pdf_document->ps_file = NULL; +} + +static void +pdf_document_ps_exporter_iface_init (EvPSExporterIface *iface) +{ + iface->begin = pdf_document_ps_exporter_begin; + iface->do_page = pdf_document_ps_exporter_do_page; + iface->end = pdf_document_ps_exporter_end; +} + + +void +pdf_selection_render_selection (EvSelection *selection, + EvRenderContext *rc, + GdkPixbuf **pixbuf, + EvRectangle *points, + EvRectangle *old_points, + GdkColor *text, + GdkColor *base) +{ + PdfDocument *pdf_document; + double width_points, height_points; + gint width, height; + + pdf_document = PDF_DOCUMENT (selection); + set_rc_data (pdf_document, rc); + + poppler_page_get_size (POPPLER_PAGE (rc->data), &width_points, &height_points); + width = (int) ((width_points * rc->scale) + 0.5); + height = (int) ((height_points * rc->scale) + 0.5); + + if (*pixbuf == NULL) { + * pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, + TRUE, 8, + width, height); + } + + poppler_page_render_selection (POPPLER_PAGE (rc->data), + rc->scale, rc->rotation, *pixbuf, + (PopplerRectangle *)points, + (PopplerRectangle *)old_points, + text, + base); +} + + +GdkRegion * +pdf_selection_get_selection_region (EvSelection *selection, + EvRenderContext *rc, + EvRectangle *points) +{ + PdfDocument *pdf_document; + GdkRegion *retval; + + pdf_document = PDF_DOCUMENT (selection); + + set_rc_data (pdf_document, rc); + + retval = poppler_page_get_selection_region ((PopplerPage *)rc->data, rc->scale, (PopplerRectangle *) points); + + return retval; +} + +GdkRegion * +pdf_selection_get_selection_map (EvSelection *selection, + EvRenderContext *rc) +{ + PdfDocument *pdf_document; + PopplerPage *poppler_page; + PopplerRectangle points; + GdkRegion *retval; + + pdf_document = PDF_DOCUMENT (selection); + poppler_page = poppler_document_get_page (pdf_document->document, + rc->page); + + points.x1 = 0.0; + points.y1 = 0.0; + poppler_page_get_size (poppler_page, &(points.x2), &(points.y2)); + retval = poppler_page_get_selection_region (poppler_page, 1.0, &points); + g_object_unref (poppler_page); + + return retval; +} + +static void +pdf_selection_iface_init (EvSelectionIface *iface) +{ + iface->render_selection = pdf_selection_render_selection; + iface->get_selection_region = pdf_selection_get_selection_region; + iface->get_selection_map = pdf_selection_get_selection_map; +} PdfDocument * pdf_document_new (void)