X-Git-Url: https://www.fi.muni.cz/~kas/git//home/kas/public_html/git/?a=blobdiff_plain;ds=sidebyside;f=pdf%2Fev-poppler.cc;h=aa33b7f1ba39726b3522fcbd72da5ccbc8522254;hb=4c532d11ea519f0e17242a00e1bfb014cfbf4c51;hp=1dd27b70c4747830cf0131e9705c3fc6f619363c;hpb=03ad9a29cbe1a89dfc5e8b94a74f6f86c4cba076;p=evince.git diff --git a/pdf/ev-poppler.cc b/pdf/ev-poppler.cc index 1dd27b70..aa33b7f1 100644 --- a/pdf/ev-poppler.cc +++ b/pdf/ev-poppler.cc @@ -17,25 +17,32 @@ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ +#include +#include #include #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" +#include "ev-selection.h" - -enum { - PROP_0, - PROP_TITLE -}; - +typedef struct { + PdfDocument *document; + char *text; + GList **pages; + guint idle; + int start_page; + int search_page; +} PdfDocumentSearch; struct _PdfDocumentClass { @@ -47,21 +54,36 @@ struct _PdfDocument GObject parent_instance; PopplerDocument *document; - PopplerPage *page; - double scale; + PopplerPSFile *ps_file; gchar *password; + + PopplerOrientation orientation; + gboolean orientation_set; + + PopplerFontInfo *font_info; + PopplerFontsIter *fonts_iter; + int fonts_scanned_pages; + + PdfDocumentSearch *search; }; static void pdf_document_document_iface_init (EvDocumentIface *iface); 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 int pdf_document_get_n_pages (EvDocument *document); + static EvLink * ev_link_from_action (PopplerAction *action); +static void pdf_document_search_free (PdfDocumentSearch *search); G_DEFINE_TYPE_WITH_CODE (PdfDocument, pdf_document, G_TYPE_OBJECT, @@ -74,53 +96,69 @@ 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); -#if 0 - G_IMPLEMENT_INTERFACE (EV_TYPE_PS_EXPORTER, - pdf_document_ps_exporter_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); -#endif + G_IMPLEMENT_INTERFACE (EV_TYPE_PS_EXPORTER, + pdf_document_ps_exporter_iface_init); + G_IMPLEMENT_INTERFACE (EV_TYPE_SELECTION, + pdf_selection_iface_init); }); +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_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); + } -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; + 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; } @@ -169,6 +207,24 @@ pdf_document_save (EvDocument *document, return retval; } +static PopplerOrientation +get_document_orientation (PdfDocument *pdf_document) +{ + PopplerOrientation orientation; + PopplerPage *page; + + /* Should prolly be smarter here and check more than first page */ + page = poppler_document_get_page (pdf_document->document, 0); + if (page) { + orientation = poppler_page_get_orientation (page); + } else { + orientation = POPPLER_ORIENTATION_PORTRAIT; + } + g_object_unref (page); + + return orientation; +} + static gboolean pdf_document_load (EvDocument *document, const char *uri, @@ -194,107 +250,64 @@ pdf_document_get_n_pages (EvDocument *document) return poppler_document_get_n_pages (PDF_DOCUMENT (document)->document); } +/* FIXME This should not be necessary, poppler should rember it */ static void -pdf_document_set_page (EvDocument *document, - int page) +set_page_orientation (PdfDocument *pdf_document, PopplerPage *page) { - page = CLAMP (page, 0, poppler_document_get_n_pages (PDF_DOCUMENT (document)->document) - 1); - - PDF_DOCUMENT (document)->page = poppler_document_get_page (PDF_DOCUMENT (document)->document, page); -} - -static int -pdf_document_get_page (EvDocument *document) -{ - PdfDocument *pdf_document; - - pdf_document = PDF_DOCUMENT (document); - - if (pdf_document->page) - return poppler_page_get_index (pdf_document->page); - - return 1; -} - -static void -pdf_document_set_scale (EvDocument *document, - double scale) -{ - PDF_DOCUMENT (document)->scale = scale; -} - - -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); - + if (pdf_document->orientation_set) { + poppler_page_set_orientation (page, pdf_document->orientation); + } } static void pdf_document_get_page_size (EvDocument *document, int page, - int *width, - int *height) + double *width, + double *height) { - PopplerPage *poppler_page = NULL; - - if (page == -1) - poppler_page = PDF_DOCUMENT (document)->page; - else - poppler_page = poppler_document_get_page (PDF_DOCUMENT (document)->document, - page); - - if (poppler_page == NULL) - poppler_document_get_page (PDF_DOCUMENT (document)->document, 0); + PdfDocument *pdf_document = PDF_DOCUMENT (document); + PopplerPage *poppler_page; - get_size_from_page (poppler_page, - PDF_DOCUMENT (document)->scale, - width, height); + poppler_page = poppler_document_get_page (pdf_document->document, page); + set_page_orientation (pdf_document, poppler_page); + poppler_page_get_size (poppler_page, width, height); + g_object_unref (poppler_page); } static char * pdf_document_get_page_label (EvDocument *document, int page) { - PopplerPage *poppler_page = NULL; + PopplerPage *poppler_page; char *label = NULL; - if (page == -1) - poppler_page = PDF_DOCUMENT (document)->page; - else - poppler_page = poppler_document_get_page (PDF_DOCUMENT (document)->document, - page); + poppler_page = poppler_document_get_page (PDF_DOCUMENT (document)->document, + page); - g_object_get (poppler_page, + g_object_get (G_OBJECT (poppler_page), "label", &label, NULL); + g_object_unref (poppler_page); return label; } static GList * -pdf_document_get_links (EvDocument *document) +pdf_document_get_links (EvDocument *document, + int page) { PdfDocument *pdf_document; + PopplerPage *poppler_page; GList *retval = NULL; GList *mapping_list; GList *list; - gint height; + double height; 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); + 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; @@ -303,46 +316,53 @@ pdf_document_get_links (EvDocument *document) 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->x1; - ev_link_mapping->x2 = link_mapping->x2; + 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->y2; - ev_link_mapping->y2 = height - link_mapping->y1; + 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 GdkPixbuf * -pdf_document_render_pixbuf (EvDocument *document) +pdf_document_render_pixbuf (EvDocument *document, + EvRenderContext *rc) { PdfDocument *pdf_document; + PopplerPage *poppler_page; 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); + poppler_page = poppler_document_get_page (pdf_document->document, + rc->page); + set_page_orientation (pdf_document, poppler_page); - get_size_from_page (pdf_document->page, - pdf_document->scale, - &width, &height); + poppler_page_get_size (poppler_page, &width_points, &height_points); + 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, 0, 0, width, height, - pdf_document->scale, - pixbuf, - 0, 0); - + rc->scale, + pixbuf); + + g_object_unref (poppler_page); + return pixbuf; } @@ -367,7 +387,231 @@ 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); + set_page_orientation (pdf_document, poppler_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 EvOrientation +pdf_document_get_orientation (EvDocument *document) +{ + EvOrientation result; + PdfDocument *pdf_document = PDF_DOCUMENT (document); + + if (!pdf_document->orientation_set) { + pdf_document->orientation = get_document_orientation (pdf_document); + } + + switch (pdf_document->orientation) { + case POPPLER_ORIENTATION_PORTRAIT: + result = EV_ORIENTATION_PORTRAIT; + break; + case POPPLER_ORIENTATION_LANDSCAPE: + result = EV_ORIENTATION_LANDSCAPE; + break; + case POPPLER_ORIENTATION_UPSIDEDOWN: + result = EV_ORIENTATION_UPSIDEDOWN; + break; + case POPPLER_ORIENTATION_SEASCAPE: + result = EV_ORIENTATION_SEASCAPE; + break; + default: + g_assert_not_reached (); + } + + return result; +} + +static void +pdf_document_set_orientation (EvDocument *document, EvOrientation orientation) +{ + PdfDocument *pdf_document = PDF_DOCUMENT (document); + PopplerOrientation poppler_orientation; + + switch (orientation) { + case EV_ORIENTATION_PORTRAIT: + poppler_orientation = POPPLER_ORIENTATION_PORTRAIT; + break; + case EV_ORIENTATION_LANDSCAPE: + poppler_orientation = POPPLER_ORIENTATION_LANDSCAPE; + break; + case EV_ORIENTATION_UPSIDEDOWN: + poppler_orientation = POPPLER_ORIENTATION_UPSIDEDOWN; + break; + case EV_ORIENTATION_SEASCAPE: + poppler_orientation = POPPLER_ORIENTATION_SEASCAPE; + break; + default: + g_assert_not_reached (); + } + + pdf_document->orientation = poppler_orientation; + pdf_document->orientation_set = TRUE; +} static void pdf_document_document_iface_init (EvDocumentIface *iface) @@ -375,13 +619,15 @@ 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->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; + iface->set_orientation = pdf_document_set_orientation; + iface->get_orientation = pdf_document_get_orientation; }; static void @@ -391,6 +637,82 @@ 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 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) { + do { + GtkTreeIter list_iter; + const char *name; + + name = poppler_fonts_iter_get_name (iter); + if (name == NULL) { + name = _("No name"); + } + + 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, + -1); + } 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) { @@ -426,7 +748,6 @@ ev_link_from_action (PopplerAction *action) return link; } - static void build_tree (PdfDocument *pdf_document, GtkTreeModel *model, @@ -439,8 +760,10 @@ build_tree (PdfDocument *pdf_document, PopplerIndexIter *child; PopplerAction *action; EvLink *link; + gboolean expand; action = poppler_index_iter_get_action (iter); + expand = poppler_index_iter_is_open (iter); if (action) { gtk_tree_store_append (GTK_TREE_STORE (model), &tree_iter, parent); link = ev_link_from_action (action); @@ -449,7 +772,9 @@ build_tree (PdfDocument *pdf_document, 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, + EV_DOCUMENT_LINKS_COLUMN_EXPAND, expand, -1); + g_object_unref (link); child = poppler_index_iter_get_child (iter); if (child) build_tree (pdf_document, model, &tree_iter, child); @@ -469,20 +794,19 @@ pdf_document_links_get_links_model (EvDocumentLinks *document_links) 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 void pdf_document_document_links_iface_init (EvDocumentLinksIface *iface) { @@ -490,7 +814,6 @@ pdf_document_document_links_iface_init (EvDocumentLinksIface *iface) iface->get_links_model = pdf_document_links_get_links_model; } - static GdkPixbuf * make_thumbnail_for_size (PdfDocument *pdf_document, gint page, @@ -498,14 +821,13 @@ make_thumbnail_for_size (PdfDocument *pdf_document, gboolean border) { PopplerPage *poppler_page; - GdkPixbuf *pixbuf; + GdkPixbuf *pixbuf, *sub_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); - + set_page_orientation (pdf_document, poppler_page); g_return_val_if_fail (poppler_page != NULL, NULL); pdf_document_thumbnails_get_dimensions (EV_DOCUMENT_THUMBNAILS (pdf_document), page, size, &width, &height); @@ -514,21 +836,26 @@ make_thumbnail_for_size (PdfDocument *pdf_document, if (border) { pixbuf = ev_document_misc_get_thumbnail_frame (width, height, NULL); - x_offset = 1; - y_offset = 1; + + sub_pixbuf = gdk_pixbuf_new_subpixbuf (pixbuf, + 1, 1, + width - 1, height - 1); } else { pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, TRUE, 8, width, height); gdk_pixbuf_fill (pixbuf, 0xffffffff); - x_offset = 0; - y_offset = 0; + sub_pixbuf = gdk_pixbuf_new_subpixbuf (pixbuf, + 0, 0, + width, height); } poppler_page_render_to_pixbuf (poppler_page, 0, 0, width, height, - scale, pixbuf, - x_offset, y_offset); + scale, sub_pixbuf); + + g_object_unref (G_OBJECT (sub_pixbuf)); + g_object_unref (poppler_page); return pixbuf; } @@ -545,9 +872,11 @@ pdf_document_thumbnails_get_thumbnail (EvDocumentThumbnails *document_thumbnails pdf_document = PDF_DOCUMENT (document_thumbnails); poppler_page = poppler_document_get_page (pdf_document->document, page); + set_page_orientation (pdf_document, poppler_page); 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) { @@ -561,6 +890,9 @@ pdf_document_thumbnails_get_thumbnail (EvDocumentThumbnails *document_thumbnails /* There is no provided thumbnail. We need to make one. */ pixbuf = make_thumbnail_for_size (pdf_document, page, size, border); } + + g_object_unref (poppler_page); + return pixbuf; } @@ -577,6 +909,7 @@ pdf_document_thumbnails_get_dimensions (EvDocumentThumbnails *document_thumbnail pdf_document = PDF_DOCUMENT (document_thumbnails); poppler_page = poppler_document_get_page (pdf_document->document, page); + set_page_orientation (pdf_document, poppler_page); g_return_if_fail (width != NULL); g_return_if_fail (height != NULL); @@ -585,10 +918,9 @@ 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; + poppler_page_get_size (poppler_page, &page_width, &page_height); if (page_width > page_height) { *width = size; *height = (int) (size * page_height / page_width); @@ -597,6 +929,7 @@ pdf_document_thumbnails_get_dimensions (EvDocumentThumbnails *document_thumbnail *height = size; } } + g_object_unref (poppler_page); } static void @@ -606,6 +939,336 @@ pdf_document_document_thumbnails_iface_init (EvDocumentThumbnailsIface *iface) iface->get_dimensions = pdf_document_thumbnails_get_dimensions; } + +static gboolean +pdf_document_search_idle_callback (void *data) +{ + PdfDocumentSearch *search = (PdfDocumentSearch*) data; + PdfDocument *pdf_document = search->document; + int n_pages; + GList *matches; + PopplerPage *page; + + page = poppler_document_get_page (search->document->document, + search->search_page); + set_page_orientation (pdf_document, page); + + ev_document_doc_mutex_lock (); + matches = poppler_page_find_text (page, search->text); + ev_document_doc_mutex_unlock (); + + g_object_unref (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 */ + search->search_page = 0; + } + + if (search->search_page != search->start_page) { + return TRUE; + } + + /* We're done. */ + search->idle = 0; /* will return FALSE to remove */ + return FALSE; +} + + +static PdfDocumentSearch * +pdf_document_search_new (PdfDocument *pdf_document, + int start_page, + const char *text) +{ + PdfDocumentSearch *search; + int n_pages; + int i; + + n_pages = pdf_document_get_n_pages (EV_DOCUMENT (pdf_document)); + + search = g_new0 (PdfDocumentSearch, 1); + + 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 */ + search->idle = g_idle_add_full (G_PRIORITY_LOW, + pdf_document_search_idle_callback, + search, + NULL); + + search->start_page = start_page; + search->search_page = start_page; + + return search; +} + +static void +pdf_document_find_begin (EvDocumentFind *document, + int page, + const char *search_string, + gboolean case_sensitive) +{ + PdfDocument *pdf_document = PDF_DOCUMENT (document); + + /* FIXME handle case_sensitive (right now XPDF + * code is always case insensitive for ASCII + * and case sensitive for all other languaages) + */ + + if (pdf_document->search && + strcmp (search_string, pdf_document->search->text) == 0) + return; + + if (pdf_document->search) + 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, int page) +{ + PdfDocumentSearch *search = PDF_DOCUMENT (document_find)->search; + + if (search) { + return g_list_length (search->pages[page]); + } else { + return 0; + } +} + +gboolean +pdf_document_find_get_result (EvDocumentFind *document_find, + int page, + int n_result, + EvRectangle *rectangle) +{ + PdfDocument *pdf_document = PDF_DOCUMENT (document_find); + PdfDocumentSearch *search = pdf_document->search; + PopplerPage *poppler_page; + PopplerRectangle *r; + double height; + + if (search == NULL) + return FALSE; + + r = (PopplerRectangle *) g_list_nth_data (search->pages[page], + n_result); + if (r == NULL) + return FALSE; + + poppler_page = poppler_document_get_page (pdf_document->document, page); + set_page_orientation (pdf_document, poppler_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; +} + +int +pdf_document_find_page_has_results (EvDocumentFind *document_find, + int page) +{ + PdfDocumentSearch *search = PDF_DOCUMENT (document_find)->search; + + g_return_val_if_fail (search != NULL, FALSE); + + return search->pages[page] != NULL; +} + +double +pdf_document_find_get_progress (EvDocumentFind *document_find) +{ + PdfDocumentSearch *search; + int n_pages, pages_done; + + search = PDF_DOCUMENT (document_find)->search; + + if (search == NULL) { + return 0; + } + + n_pages = pdf_document_get_n_pages (EV_DOCUMENT (document_find)); + if (search->search_page > search->start_page) { + pages_done = search->search_page - search->start_page + 1; + } else if (search->search_page == search->start_page) { + pages_done = n_pages; + } else { + pages_done = n_pages - search->start_page + search->search_page; + } + + return pages_done / (double) n_pages; +} + +static void +pdf_document_find_cancel (EvDocumentFind *document) +{ + PdfDocument *pdf_document = PDF_DOCUMENT (document); + + if (pdf_document->search) { + pdf_document_search_free (pdf_document->search); + pdf_document->search = NULL; + } +} + +static void +pdf_document_find_iface_init (EvDocumentFindIface *iface) +{ + iface->begin = pdf_document_find_begin; + iface->get_n_results = pdf_document_find_get_n_results; + iface->get_result = pdf_document_find_get_result; + iface->page_has_results = pdf_document_find_page_has_results; + iface->get_progress = pdf_document_find_get_progress; + iface->cancel = pdf_document_find_cancel; +} + +static void +pdf_document_ps_exporter_begin (EvPSExporter *exporter, const char *filename, + int first_page, int last_page) +{ + 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); +} + +static void +pdf_document_ps_exporter_do_page (EvPSExporter *exporter, int page) +{ + 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, page); + set_page_orientation (pdf_document, poppler_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) +{ + PdfDocument *pdf_document; + PopplerPage *poppler_page; + double width_points, height_points; + gint width, height; + + pdf_document = PDF_DOCUMENT (selection); + poppler_page = poppler_document_get_page (pdf_document->document, + rc->page); + set_page_orientation (pdf_document, poppler_page); + + poppler_page_get_size (poppler_page, &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->scale, *pixbuf, + (PopplerRectangle *)points, + (PopplerRectangle *)old_points); + g_object_unref (poppler_page); + +} + + +GdkRegion * +pdf_selection_get_selection_region (EvSelection *selection, + EvRenderContext *rc, + EvRectangle *points) +{ + PdfDocument *pdf_document; + PopplerPage *poppler_page; + GdkRegion *retval; + + pdf_document = PDF_DOCUMENT (selection); + poppler_page = poppler_document_get_page (pdf_document->document, + rc->page); + set_page_orientation (pdf_document, poppler_page); + + retval = poppler_page_get_selection_region (poppler_page, rc->scale, (PopplerRectangle *) points); + g_object_unref (poppler_page); + + 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); + set_page_orientation (pdf_document, poppler_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) {