#ifdef HAVE_CAIRO_PS
#include <cairo-ps.h>
#endif
-#include <glib/gi18n.h>
+#include <glib/gi18n-lib.h>
#include "ev-poppler.h"
#include "ev-file-exporter.h"
#include "ev-document-thumbnails.h"
#include "ev-document-transition.h"
#include "ev-document-forms.h"
+#include "ev-document-layers.h"
+#include "ev-document-print.h"
+#include "ev-document-annotations.h"
#include "ev-selection.h"
#include "ev-transition-effect.h"
#include "ev-attachment.h"
#include "ev-image.h"
+#include <libxml/tree.h>
+#include <libxml/parser.h>
+#include <libxml/xpath.h>
+#include <libxml/xpathInternals.h>
+
#if (defined (HAVE_POPPLER_PAGE_RENDER)) && (defined (HAVE_CAIRO_PDF) || defined (HAVE_CAIRO_PS))
#define HAVE_CAIRO_PRINT
#endif
PopplerDocument *document;
gchar *password;
+ gboolean modified;
PopplerFontInfo *font_info;
PopplerFontsIter *fonts_iter;
PdfDocumentSearch *search;
PdfPrintContext *print_ctx;
+
+ GList *layers;
};
-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_images_iface_init (EvDocumentImagesIface *iface);
-static void pdf_document_document_forms_iface_init (EvDocumentFormsIface *iface);
-static void pdf_document_document_fonts_iface_init (EvDocumentFontsIface *iface);
-static void pdf_document_find_iface_init (EvDocumentFindIface *iface);
-static void pdf_document_file_exporter_iface_init (EvFileExporterIface *iface);
-static void pdf_selection_iface_init (EvSelectionIface *iface);
-static void pdf_document_page_transition_iface_init (EvDocumentTransitionIface *iface);
-static void pdf_document_thumbnails_get_dimensions (EvDocumentThumbnails *document_thumbnails,
- EvRenderContext *rc,
- gint *width,
- gint *height);
-static int pdf_document_get_n_pages (EvDocument *document);
+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_images_iface_init (EvDocumentImagesIface *iface);
+static void pdf_document_document_forms_iface_init (EvDocumentFormsIface *iface);
+static void pdf_document_document_fonts_iface_init (EvDocumentFontsIface *iface);
+static void pdf_document_document_layers_iface_init (EvDocumentLayersIface *iface);
+#ifdef HAVE_POPPLER_PAGE_RENDER
+static void pdf_document_document_print_iface_init (EvDocumentPrintIface *iface);
+#endif
+static void pdf_document_document_annotations_iface_init (EvDocumentAnnotationsIface *iface);
+static void pdf_document_find_iface_init (EvDocumentFindIface *iface);
+static void pdf_document_file_exporter_iface_init (EvFileExporterIface *iface);
+static void pdf_selection_iface_init (EvSelectionIface *iface);
+static void pdf_document_page_transition_iface_init (EvDocumentTransitionIface *iface);
+static void pdf_document_thumbnails_get_dimensions (EvDocumentThumbnails *document_thumbnails,
+ EvRenderContext *rc,
+ gint *width,
+ gint *height);
+static int pdf_document_get_n_pages (EvDocument *document);
static EvLinkDest *ev_link_dest_from_dest (PdfDocument *pdf_document,
PopplerDest *dest);
pdf_document_document_forms_iface_init);
EV_BACKEND_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_FONTS,
pdf_document_document_fonts_iface_init);
+ EV_BACKEND_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_LAYERS,
+ pdf_document_document_layers_iface_init);
+#ifdef HAVE_POPPLER_PAGE_RENDER
+ EV_BACKEND_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_PRINT,
+ pdf_document_document_print_iface_init);
+#endif
+ EV_BACKEND_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_ANNOTATIONS,
+ pdf_document_document_annotations_iface_init);
EV_BACKEND_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_FIND,
pdf_document_find_iface_init);
EV_BACKEND_IMPLEMENT_INTERFACE (EV_TYPE_FILE_EXPORTER,
poppler_fonts_iter_free (pdf_document->fonts_iter);
}
+ if (pdf_document->layers) {
+ g_list_foreach (pdf_document->layers, (GFunc)g_object_unref, NULL);
+ g_list_free (pdf_document->layers);
+ }
+
G_OBJECT_CLASS (pdf_document_parent_class)->dispose (object);
}
else if (poppler_error->code == POPPLER_ERROR_ENCRYPTED)
code = EV_DOCUMENT_ERROR_ENCRYPTED;
+ g_set_error_literal (error,
+ EV_DOCUMENT_ERROR,
+ code,
+ poppler_error->message);
- g_set_error (error,
- EV_DOCUMENT_ERROR,
- code,
- poppler_error->message,
- NULL);
+ g_error_free (poppler_error);
} else {
g_propagate_error (error, poppler_error);
}
const char *uri,
GError **error)
{
+ PdfDocument *pdf_document = PDF_DOCUMENT (document);
gboolean retval;
GError *poppler_error = NULL;
- retval = poppler_document_save (PDF_DOCUMENT (document)->document,
- uri,
- &poppler_error);
+ if (pdf_document->modified) {
+ retval = poppler_document_save (pdf_document->document,
+ uri, &poppler_error);
+ } else {
+ retval = poppler_document_save_a_copy (pdf_document->document,
+ uri, &poppler_error);
+ }
+
if (! retval)
convert_error (poppler_error, error);
document->password = g_strdup (password);
}
+
+/* reference:
+http://www.pdfa.org/lib/exe/fetch.php?id=pdfa%3Aen%3Atechdoc&cache=cache&media=pdfa:techdoc:tn0001_pdfa-1_and_namespaces_2008-03-18.pdf */
+static char *
+pdf_document_get_format_from_metadata (const char *metadata)
+{
+ xmlDocPtr doc;
+ xmlXPathContextPtr xpathCtx;
+ xmlXPathObjectPtr xpathObj;
+ xmlChar *part = NULL;
+ xmlChar *conf = NULL;
+ char *result = NULL;
+ int i;
+
+ doc = xmlParseMemory (metadata, strlen (metadata));
+ if (doc == NULL)
+ return NULL; /* invalid xml metadata */
+
+ xpathCtx = xmlXPathNewContext (doc);
+ if (xpathCtx == NULL) {
+ xmlFreeDoc (doc);
+ return NULL; /* invalid xpath context */
+ }
+
+ /* add pdf/a namespaces */
+ xmlXPathRegisterNs (xpathCtx, BAD_CAST "x", BAD_CAST "adobe:ns:meta/");
+ xmlXPathRegisterNs (xpathCtx, BAD_CAST "rdf", BAD_CAST "http://www.w3.org/1999/02/22-rdf-syntax-ns#");
+ xmlXPathRegisterNs (xpathCtx, BAD_CAST "pdfaid", BAD_CAST "http://www.aiim.org/pdfa/ns/id/");
+
+ /* reads pdf/a part */
+ /* first syntax: child node */
+ xpathObj = xmlXPathEvalExpression (BAD_CAST "/x:xmpmeta/rdf:RDF/rdf:Description/pdfaid:part", xpathCtx);
+ if (xpathObj != NULL) {
+ if (xpathObj->nodesetval != NULL && xpathObj->nodesetval->nodeNr != 0)
+ part = xmlNodeGetContent (xpathObj->nodesetval->nodeTab[0]);
+
+ xmlXPathFreeObject (xpathObj);
+ }
+ if (part == NULL) {
+ /* second syntax: attribute */
+ xpathObj = xmlXPathEvalExpression (BAD_CAST "/x:xmpmeta/rdf:RDF/rdf:Description/@pdfaid:part", xpathCtx);
+ if (xpathObj != NULL) {
+ if (xpathObj->nodesetval != NULL && xpathObj->nodesetval->nodeNr != 0)
+ part = xmlNodeGetContent (xpathObj->nodesetval->nodeTab[0]);
+
+ xmlXPathFreeObject (xpathObj);
+ }
+ }
+
+ /* reads pdf/a conformance */
+ /* first syntax: child node */
+ xpathObj = xmlXPathEvalExpression (BAD_CAST "/x:xmpmeta/rdf:RDF/rdf:Description/pdfaid:conformance", xpathCtx);
+ if (xpathObj != NULL) {
+ if (xpathObj->nodesetval != NULL && xpathObj->nodesetval->nodeNr != 0)
+ conf = xmlNodeGetContent (xpathObj->nodesetval->nodeTab[0]);
+
+ xmlXPathFreeObject (xpathObj);
+ }
+ if (conf == NULL) {
+ /* second syntax: attribute */
+ xpathObj = xmlXPathEvalExpression (BAD_CAST "/x:xmpmeta/rdf:RDF/rdf:Description/@pdfaid:conformance", xpathCtx);
+ if (xpathObj != NULL) {
+ if (xpathObj->nodesetval != NULL && xpathObj->nodesetval->nodeNr != 0)
+ conf = xmlNodeGetContent (xpathObj->nodesetval->nodeTab[0]);
+
+ xmlXPathFreeObject (xpathObj);
+ }
+ }
+
+ if (part != NULL && conf != NULL) {
+ /* makes conf lowercase */
+ for (i = 0; conf[i]; i++)
+ conf[i] = g_ascii_tolower (conf[i]);
+
+ /* return buffer */
+ result = g_strdup_printf ("PDF/A - %s%s", part, conf);
+ }
+
+ /* Cleanup */
+ xmlFree (part);
+ xmlFree (conf);
+ xmlXPathFreeContext (xpathCtx);
+ xmlFreeDoc (doc);
+
+ return result;
+}
+
+
static EvDocumentInfo *
pdf_document_get_info (EvDocument *document)
{
PopplerViewerPreferences view_prefs;
PopplerPermissions permissions;
EvPage *page;
+ char *metadata;
+ char *fmt;
info = g_new0 (EvDocumentInfo, 1);
"creation-date", &(info->creation_date),
"mod-date", &(info->modified_date),
"linearized", &(info->linearized),
+ "metadata", &metadata,
NULL);
+ if (metadata != NULL) {
+ fmt = pdf_document_get_format_from_metadata(metadata);
+ if (fmt != NULL) {
+ g_free (info->format);
+ info->format = fmt;
+ }
+ g_free (metadata);
+ }
+
info->n_pages = ev_document_get_n_pages (document);
if (info->n_pages > 0) {
poppler_page_get_size (poppler_page, NULL, &height);
ev_dest = ev_link_dest_new_xyz (dest->page_num - 1,
dest->left,
- height - dest->top,
+ height - MIN (height, dest->top),
dest->zoom,
dest->change_left,
dest->change_top,
g_object_unref (poppler_page);
}
break;
- case POPPLER_DEST_FIT:
+ case POPPLER_DEST_FITB:
+ case POPPLER_DEST_FIT:
ev_dest = ev_link_dest_new_fit (dest->page_num - 1);
break;
+ case POPPLER_DEST_FITBH:
case POPPLER_DEST_FITH: {
PopplerPage *poppler_page;
double height;
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,
+ height - MIN (height, dest->top),
dest->change_top);
g_object_unref (poppler_page);
}
break;
+ case POPPLER_DEST_FITBV:
case POPPLER_DEST_FITV:
ev_dest = ev_link_dest_new_fitv (dest->page_num - 1,
dest->left,
poppler_page_get_size (poppler_page, NULL, &height);
ev_dest = ev_link_dest_new_fitr (dest->page_num - 1,
dest->left,
- height - dest->bottom,
+ height - MIN (height, dest->bottom),
dest->right,
- height - dest->top);
+ height - MIN (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;
pdf_document_images_get_image (EvDocumentImages *document_images,
EvImage *image)
{
+ GdkPixbuf *retval = NULL;
#ifdef HAVE_POPPLER_PAGE_GET_IMAGE
PdfDocument *pdf_document;
PopplerPage *poppler_page;
cairo_surface_t *surface;
- GdkPixbuf *retval = NULL;
pdf_document = PDF_DOCUMENT (document_images);
poppler_page = poppler_document_get_page (pdf_document->document,
}
g_object_unref (poppler_page);
-
+#endif
return retval;
-#else
- return GDK_PIXBUF (g_object_ref (ev_image_get_pixbuf (image)));
-#endif /* HAVE_POPPLER_PAGE_GET_IMAGE */
}
static void
}
static GdkPixbuf *
-make_thumbnail_for_page (PdfDocument *pdf_document,
- PopplerPage *poppler_page,
- EvRenderContext *rc)
+make_thumbnail_for_page (PopplerPage *poppler_page,
+ EvRenderContext *rc,
+ gint width,
+ gint height)
{
GdkPixbuf *pixbuf;
- int width, height;
- pdf_document_thumbnails_get_dimensions (EV_DOCUMENT_THUMBNAILS (pdf_document),
- rc, &width, &height);
#ifdef POPPLER_WITH_GDK
pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, FALSE, 8,
width, height);
PopplerPage *poppler_page;
GdkPixbuf *pixbuf = NULL;
GdkPixbuf *border_pixbuf;
+ gint width, height;
poppler_page = POPPLER_PAGE (rc->page->backend_page);
+ pdf_document_thumbnails_get_dimensions (EV_DOCUMENT_THUMBNAILS (pdf_document),
+ rc, &width, &height);
+
#ifdef POPPLER_WITH_GDK
pixbuf = poppler_page_get_thumbnail_pixbuf (poppler_page);
#else
}
#endif /* POPPLER_WITH_GDK */
- if (pixbuf) {
- /* Rotate provided thumbnail if needed */
- GdkPixbuf *rotated_pixbuf;
+ if (pixbuf != NULL) {
+ int thumb_width = (rc->rotation == 90 || rc->rotation == 270) ?
+ gdk_pixbuf_get_height (pixbuf) :
+ gdk_pixbuf_get_width (pixbuf);
- rotated_pixbuf = gdk_pixbuf_rotate_simple (pixbuf,
- (GdkPixbufRotation) (360 - rc->rotation));
- g_object_unref (pixbuf);
- pixbuf = rotated_pixbuf;
+ if (thumb_width == width) {
+ GdkPixbuf *rotated_pixbuf;
+
+ rotated_pixbuf = gdk_pixbuf_rotate_simple (pixbuf,
+ (GdkPixbufRotation) (360 - rc->rotation));
+ g_object_unref (pixbuf);
+ pixbuf = rotated_pixbuf;
+ } else {
+ /* The provided thumbnail has a different size */
+ g_object_unref (pixbuf);
+ pixbuf = make_thumbnail_for_page (poppler_page, rc, width, height);
+ }
} else {
- /* There is no provided thumbnail. We need to make one. */
- pixbuf = make_thumbnail_for_page (pdf_document, poppler_page, rc);
+ /* There is no provided thumbnail. We need to make one. */
+ pixbuf = make_thumbnail_for_page (poppler_page, rc, width, height);
}
- if (border) {
+ if (border && pixbuf) {
border_pixbuf = ev_document_misc_get_thumbnail_frame (-1, -1, pixbuf);
g_object_unref (pixbuf);
pixbuf = border_pixbuf;
gint *width,
gint *height)
{
- PopplerPage *poppler_page;
- gint has_thumb;
+ double page_width, page_height;
- poppler_page = POPPLER_PAGE (rc->page->backend_page);
-
- has_thumb = poppler_page_get_thumbnail_size (poppler_page, width, height);
-
- if (!has_thumb || *width <= 0 || *height <= 0) {
- double page_width, page_height;
-
- poppler_page_get_size (poppler_page, &page_width, &page_height);
-
- *width = (gint) MAX (page_width * rc->scale, 1);
- *height = (gint) MAX (page_height * rc->scale, 1);
- }
+ poppler_page_get_size (POPPLER_PAGE (rc->page->backend_page),
+ &page_width, &page_height);
+ *width = MAX ((gint)(page_width * rc->scale + 0.5), 1);
+ *height = MAX ((gint)(page_height * rc->scale + 0.5), 1);
+
if (rc->rotation == 90 || rc->rotation == 270) {
gint temp;
EV_FILE_EXPORTER_CAN_SCALE |
#ifdef HAVE_CAIRO_PRINT
#ifdef HAVE_POPPLER_PAGE_RENDER
-#if GTK_CHECK_VERSION (2, 11, 1)
EV_FILE_EXPORTER_CAN_NUMBER_UP |
#endif
#endif
-#endif
#ifdef HAVE_CAIRO_PDF
#ifdef HAVE_POPPLER_PAGE_RENDER
iface->get_capabilities = pdf_document_file_exporter_get_capabilities;
}
+#ifdef HAVE_POPPLER_PAGE_RENDER
+/* EvDocumentPrint */
+static void
+pdf_document_print_print_page (EvDocumentPrint *document,
+ EvPage *page,
+ cairo_t *cr)
+{
+ PdfDocument *pdf_document = PDF_DOCUMENT (document);
+
+ poppler_page_render_for_printing (POPPLER_PAGE (page->backend_page), cr);
+}
+
+static void
+pdf_document_document_print_iface_init (EvDocumentPrintIface *iface)
+{
+ iface->print_page = pdf_document_print_print_page;
+}
+#endif /* HAVE_POPPLER_PAGE_RENDER */
+
static void
pdf_selection_render_selection (EvSelection *selection,
EvRenderContext *rc,
poppler_field = POPPLER_FORM_FIELD (g_object_get_data (G_OBJECT (field), "poppler-field"));
if (!poppler_field)
return;
+
poppler_form_field_text_set_text (poppler_field, text);
+ PDF_DOCUMENT (document)->modified = TRUE;
}
static void
return;
poppler_form_field_button_set_state (poppler_field, state);
+ PDF_DOCUMENT (document)->modified = TRUE;
}
static gboolean
return;
poppler_form_field_choice_select_item (poppler_field, index);
+ PDF_DOCUMENT (document)->modified = TRUE;
}
static void
return;
poppler_form_field_choice_toggle_item (poppler_field, index);
+ PDF_DOCUMENT (document)->modified = TRUE;
}
static void
return;
poppler_form_field_choice_unselect_all (poppler_field);
+ PDF_DOCUMENT (document)->modified = TRUE;
}
static void
return;
poppler_form_field_choice_set_text (poppler_field, text);
+ PDF_DOCUMENT (document)->modified = TRUE;
}
static gchar *
iface->form_field_choice_get_text = pdf_document_forms_form_field_choice_get_text;
}
+/* Annotations */
+static void
+poppler_annot_color_to_gdk_color (PopplerAnnot *poppler_annot,
+ GdkColor *color)
+{
+ PopplerColor *poppler_color;
+
+ poppler_color = poppler_annot_get_color (poppler_annot);
+ if (poppler_color) {
+ color->red = poppler_color->red;
+ color->green = poppler_color->green;
+ color->blue = poppler_color->blue;
+
+ g_free (poppler_color);
+ } /* TODO: else use a default color */
+}
+
+static EvAnnotation *
+ev_annot_from_poppler_annot (PopplerAnnot *poppler_annot,
+ EvPage *page)
+{
+ EvAnnotation *ev_annot = NULL;
+ const gchar *unimplemented_annot = NULL;
+
+ switch (poppler_annot_get_annot_type (poppler_annot)) {
+ case POPPLER_ANNOT_TEXT:
+ PopplerAnnotText *poppler_text;
+ EvAnnotationText *ev_annot_text;
+
+ poppler_text = POPPLER_ANNOT_TEXT (poppler_annot);
+
+ ev_annot = ev_annotation_text_new (page);
+
+ ev_annot_text = EV_ANNOTATION_TEXT (ev_annot);
+ ev_annot_text->is_open = poppler_annot_text_get_is_open (poppler_text);
+
+ break;
+ case POPPLER_ANNOT_LINK:
+ case POPPLER_ANNOT_WIDGET:
+ /* Ignore link and widgets annots since they are already handled */
+ break;
+ default: {
+ GEnumValue *enum_value;
+
+ enum_value = g_enum_get_value ((GEnumClass *) g_type_class_ref (POPPLER_TYPE_ANNOT_TYPE),
+ poppler_annot_get_annot_type (poppler_annot));
+ unimplemented_annot = enum_value ? enum_value->value_name : "Unknown annotation";
+ }
+ }
+
+ if (unimplemented_annot) {
+ g_warning ("Unimplemented annotation: %s, please post a "
+ "bug report in Evince bugzilla "
+ "(http://bugzilla.gnome.org) with a testcase.",
+ unimplemented_annot);
+ }
+
+ if (ev_annot) {
+ ev_annot->contents = poppler_annot_get_contents (poppler_annot);
+ ev_annot->name = poppler_annot_get_name (poppler_annot);
+ ev_annot->modified = poppler_annot_get_modified (poppler_annot);
+ poppler_annot_color_to_gdk_color (poppler_annot, &ev_annot->color);
+
+ if (POPPLER_IS_ANNOT_MARKUP (poppler_annot)) {
+ PopplerAnnotMarkup *markup;
+ gchar *label;
+ gdouble opacity;
+ gboolean is_open;
+ PopplerRectangle poppler_rect;
+
+ markup = POPPLER_ANNOT_MARKUP (poppler_annot);
+
+ if (poppler_annot_markup_get_popup_rectangle (markup, &poppler_rect)) {
+ EvRectangle ev_rect;
+ gdouble height;
+
+ poppler_page_get_size (POPPLER_PAGE (page->backend_page),
+ NULL, &height);
+ ev_rect.x1 = poppler_rect.x1;
+ ev_rect.x2 = poppler_rect.x2;
+ ev_rect.y1 = height - poppler_rect.y2;
+ ev_rect.y2 = height - poppler_rect.y1;
+
+ g_object_set (ev_annot, "rectangle", &ev_rect, NULL);
+ }
+
+ label = poppler_annot_markup_get_label (markup);
+ opacity = poppler_annot_markup_get_opacity (markup);
+ is_open = poppler_annot_markup_get_popup_is_open (markup);
+
+ g_object_set (ev_annot,
+ "label", label,
+ "opacity", opacity,
+ "is_open", is_open,
+ NULL);
+
+ g_free (label);
+ }
+ }
+
+ return ev_annot;
+}
+
+static GList *
+pdf_document_annotations_get_annotations (EvDocumentAnnotations *document_annotations,
+ EvPage *page)
+{
+ GList *retval = NULL;
+ PdfDocument *pdf_document;
+ PopplerPage *poppler_page;
+ GList *annots;
+ GList *list;
+ gdouble height;
+ gint i = 0;
+
+ pdf_document = PDF_DOCUMENT (document_annotations);
+ poppler_page = POPPLER_PAGE (page->backend_page);
+ annots = poppler_page_get_annot_mapping (poppler_page);
+ poppler_page_get_size (poppler_page, NULL, &height);
+
+ for (list = annots; list; list = list->next) {
+ PopplerAnnotMapping *mapping;
+ EvAnnotationMapping *annot_mapping;
+ EvAnnotation *ev_annot;
+
+ mapping = (PopplerAnnotMapping *)list->data;
+
+ ev_annot = ev_annot_from_poppler_annot (mapping->annot, page);
+ if (!ev_annot)
+ continue;
+
+ i++;
+
+ /* Make sure annot has a unique name */
+ if (!ev_annot->name)
+ ev_annot->name = g_strdup_printf ("annot-%d-%d", page->index, i);
+
+ annot_mapping = g_new0 (EvAnnotationMapping, 1);
+ annot_mapping->x1 = mapping->area.x1;
+ annot_mapping->x2 = mapping->area.x2;
+ annot_mapping->y1 = height - mapping->area.y2;
+ annot_mapping->y2 = height - mapping->area.y1;
+ annot_mapping->annotation = ev_annot;
+
+ g_object_set_data_full (G_OBJECT (ev_annot),
+ "poppler-annot",
+ g_object_ref (mapping->annot),
+ (GDestroyNotify) g_object_unref);
+
+ retval = g_list_prepend (retval, annot_mapping);
+ }
+
+ poppler_page_free_annot_mapping (annots);
+
+ return g_list_reverse (retval);
+}
+
+static void
+pdf_document_annotations_annotation_set_contents (EvDocumentAnnotations *document,
+ EvAnnotation *annot,
+ const gchar *contents)
+{
+ PopplerAnnot *poppler_annot;
+
+ poppler_annot = POPPLER_ANNOT (g_object_get_data (G_OBJECT (annot), "poppler-annot"));
+ if (!poppler_annot)
+ return;
+
+ poppler_annot_set_contents (poppler_annot, contents);
+ PDF_DOCUMENT (document)->modified = TRUE;
+}
+
+static void
+pdf_document_document_annotations_iface_init (EvDocumentAnnotationsIface *iface)
+{
+ iface->get_annotations = pdf_document_annotations_get_annotations;
+ iface->annotation_set_contents = pdf_document_annotations_annotation_set_contents;
+}
+
+/* Layers */
+static gboolean
+pdf_document_layers_has_layers (EvDocumentLayers *document)
+{
+ PdfDocument *pdf_document = PDF_DOCUMENT (document);
+ PopplerLayersIter *iter;
+
+ iter = poppler_layers_iter_new (pdf_document->document);
+ if (!iter)
+ return FALSE;
+ poppler_layers_iter_free (iter);
+
+ return TRUE;
+}
+
+static void
+build_layers_tree (PdfDocument *pdf_document,
+ GtkTreeModel *model,
+ GtkTreeIter *parent,
+ PopplerLayersIter *iter)
+{
+ do {
+ GtkTreeIter tree_iter;
+ PopplerLayersIter *child;
+ PopplerLayer *layer;
+ EvLayer *ev_layer = NULL;
+ gboolean visible;
+ gchar *markup;
+ gint rb_group = 0;
+
+ layer = poppler_layers_iter_get_layer (iter);
+ if (layer) {
+ markup = g_markup_escape_text (poppler_layer_get_title (layer), -1);
+ visible = poppler_layer_is_visible (layer);
+ rb_group = poppler_layer_get_radio_button_group_id (layer);
+ pdf_document->layers = g_list_append (pdf_document->layers,
+ g_object_ref (layer));
+ ev_layer = ev_layer_new (g_list_length (pdf_document->layers) - 1,
+ poppler_layer_is_parent (layer),
+ rb_group);
+ } else {
+ gchar *title;
+
+ title = poppler_layers_iter_get_title (iter);
+ markup = g_markup_escape_text (title, -1);
+ g_free (title);
+
+ visible = FALSE;
+ layer = NULL;
+ }
+
+ gtk_tree_store_append (GTK_TREE_STORE (model), &tree_iter, parent);
+ gtk_tree_store_set (GTK_TREE_STORE (model), &tree_iter,
+ EV_DOCUMENT_LAYERS_COLUMN_TITLE, markup,
+ EV_DOCUMENT_LAYERS_COLUMN_VISIBLE, visible,
+ EV_DOCUMENT_LAYERS_COLUMN_ENABLED, TRUE, /* FIXME */
+ EV_DOCUMENT_LAYERS_COLUMN_SHOWTOGGLE, (layer != NULL),
+ EV_DOCUMENT_LAYERS_COLUMN_RBGROUP, rb_group,
+ EV_DOCUMENT_LAYERS_COLUMN_LAYER, ev_layer,
+ -1);
+ if (ev_layer)
+ g_object_unref (ev_layer);
+ g_free (markup);
+
+ child = poppler_layers_iter_get_child (iter);
+ if (child)
+ build_layers_tree (pdf_document, model, &tree_iter, child);
+ poppler_layers_iter_free (child);
+ } while (poppler_layers_iter_next (iter));
+}
+
+static GtkTreeModel *
+pdf_document_layers_get_layers (EvDocumentLayers *document)
+{
+ GtkTreeModel *model = NULL;
+ PdfDocument *pdf_document = PDF_DOCUMENT (document);
+ PopplerLayersIter *iter;
+
+ iter = poppler_layers_iter_new (pdf_document->document);
+ if (iter) {
+ model = (GtkTreeModel *) gtk_tree_store_new (EV_DOCUMENT_LAYERS_N_COLUMNS,
+ G_TYPE_STRING, /* TITLE */
+ G_TYPE_OBJECT, /* LAYER */
+ G_TYPE_BOOLEAN, /* VISIBLE */
+ G_TYPE_BOOLEAN, /* ENABLED */
+ G_TYPE_BOOLEAN, /* SHOWTOGGLE */
+ G_TYPE_INT); /* RBGROUP */
+ build_layers_tree (pdf_document, model, NULL, iter);
+ poppler_layers_iter_free (iter);
+ }
+ return model;
+}
+
+static void
+pdf_document_layers_show_layer (EvDocumentLayers *document,
+ EvLayer *layer)
+{
+ PdfDocument *pdf_document = PDF_DOCUMENT (document);
+ guint layer_id = ev_layer_get_id (layer);
+
+ poppler_layer_show (POPPLER_LAYER (g_list_nth_data (pdf_document->layers, layer_id)));
+}
+
+static void
+pdf_document_layers_hide_layer (EvDocumentLayers *document,
+ EvLayer *layer)
+{
+ PdfDocument *pdf_document = PDF_DOCUMENT (document);
+ guint layer_id = ev_layer_get_id (layer);
+
+ poppler_layer_hide (POPPLER_LAYER (g_list_nth_data (pdf_document->layers, layer_id)));
+}
+
+static gboolean
+pdf_document_layers_layer_is_visible (EvDocumentLayers *document,
+ EvLayer *layer)
+{
+ PdfDocument *pdf_document = PDF_DOCUMENT (document);
+ guint layer_id = ev_layer_get_id (layer);
+
+ return poppler_layer_is_visible (POPPLER_LAYER (g_list_nth_data (pdf_document->layers, layer_id)));
+}
+
+static void
+pdf_document_document_layers_iface_init (EvDocumentLayersIface *iface)
+{
+ iface->has_layers = pdf_document_layers_has_layers;
+ iface->get_layers = pdf_document_layers_get_layers;
+ iface->show_layer = pdf_document_layers_show_layer;
+ iface->hide_layer = pdf_document_layers_hide_layer;
+ iface->layer_is_visible = pdf_document_layers_layer_is_visible;
+}
https://www.fi.muni.cz/~kas/git / evince.git / blobdiff