X-Git-Url: https://www.fi.muni.cz/~kas/git//home/kas/public_html/git/?a=blobdiff_plain;f=backend%2Fpdf%2Fev-poppler.cc;h=04f4c650a22f9a4a12088ec3bdf67dfaeacd53d8;hb=614124da1fe2cff8e085faad88320d0dcf4269ad;hp=2068998ecded64b76070ec760f8db0379cbd074b;hpb=13a06349251874bd35d2f03c3fc93217cee749a2;p=evince.git diff --git a/backend/pdf/ev-poppler.cc b/backend/pdf/ev-poppler.cc index 2068998e..04f4c650 100644 --- a/backend/pdf/ev-poppler.cc +++ b/backend/pdf/ev-poppler.cc @@ -28,6 +28,9 @@ #ifdef HAVE_CAIRO_PDF #include #endif +#ifdef HAVE_CAIRO_PS +#include +#endif #include #include "ev-poppler.h" @@ -40,10 +43,16 @@ #include "ev-document-security.h" #include "ev-document-thumbnails.h" #include "ev-document-transition.h" +#include "ev-document-forms.h" #include "ev-selection.h" +#include "ev-transition-effect.h" #include "ev-attachment.h" #include "ev-image.h" +#if (defined (HAVE_POPPLER_PAGE_RENDER)) && (defined (HAVE_CAIRO_PDF) || defined (HAVE_CAIRO_PS)) +#define HAVE_CAIRO_PRINT +#endif + typedef struct { PdfDocument *document; char *text; @@ -55,9 +64,19 @@ typedef struct { typedef struct { EvFileExporterFormat format; + + /* Pages per sheet */ + gint pages_per_sheet; + gint pages_printed; + gint pages_x; + gint pages_y; + gdouble paper_width; + gdouble paper_height; + +#ifdef HAVE_CAIRO_PRINT + cairo_t *cr; +#else PopplerPSFile *ps_file; -#ifdef HAVE_CAIRO_PDF - cairo_t *pdf_cairo; #endif } PdfPrintContext; @@ -86,14 +105,14 @@ static void pdf_document_security_iface_init (EvDocumentSecurityIface 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, - gint page, - gint size, + EvRenderContext *rc, gint *width, gint *height); static int pdf_document_get_n_pages (EvDocument *document); @@ -105,45 +124,30 @@ static EvLink *ev_link_from_action (PdfDocument *pdf_document, static void pdf_document_search_free (PdfDocumentSearch *search); static void pdf_print_context_free (PdfPrintContext *ctx); - -G_DEFINE_TYPE_WITH_CODE (PdfDocument, pdf_document, G_TYPE_OBJECT, - { - G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT, - pdf_document_document_iface_init); - G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_SECURITY, - pdf_document_security_iface_init); - G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_THUMBNAILS, - 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_IMAGES, - pdf_document_document_images_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); - G_IMPLEMENT_INTERFACE (EV_TYPE_FILE_EXPORTER, - pdf_document_file_exporter_iface_init); - G_IMPLEMENT_INTERFACE (EV_TYPE_SELECTION, - pdf_selection_iface_init); - G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_TRANSITION, - pdf_document_page_transition_iface_init); +EV_BACKEND_REGISTER_WITH_CODE (PdfDocument, pdf_document, + { + EV_BACKEND_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_SECURITY, + pdf_document_security_iface_init); + EV_BACKEND_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_THUMBNAILS, + pdf_document_document_thumbnails_iface_init); + EV_BACKEND_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_LINKS, + pdf_document_document_links_iface_init); + EV_BACKEND_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_IMAGES, + pdf_document_document_images_iface_init); + EV_BACKEND_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_FORMS, + 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_FIND, + pdf_document_find_iface_init); + EV_BACKEND_IMPLEMENT_INTERFACE (EV_TYPE_FILE_EXPORTER, + pdf_document_file_exporter_iface_init); + EV_BACKEND_IMPLEMENT_INTERFACE (EV_TYPE_SELECTION, + pdf_selection_iface_init); + EV_BACKEND_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_TRANSITION, + pdf_document_page_transition_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) { @@ -191,6 +195,8 @@ pdf_document_dispose (GObject *object) if (pdf_document->fonts_iter) { poppler_fonts_iter_free (pdf_document->fonts_iter); } + + G_OBJECT_CLASS (pdf_document_parent_class)->dispose (object); } static void @@ -277,35 +283,45 @@ pdf_document_get_n_pages (EvDocument *document) return poppler_document_get_n_pages (PDF_DOCUMENT (document)->document); } -static void -pdf_document_get_page_size (EvDocument *document, - int page, - double *width, - double *height) +static EvPage * +pdf_document_get_page (EvDocument *document, + gint index) { PdfDocument *pdf_document = PDF_DOCUMENT (document); PopplerPage *poppler_page; + EvPage *page; - poppler_page = poppler_document_get_page (pdf_document->document, page); - poppler_page_get_size (poppler_page, width, height); + poppler_page = poppler_document_get_page (pdf_document->document, index); + page = ev_page_new (index); + page->backend_page = (EvBackendPage)g_object_ref (poppler_page); + page->backend_destroy_func = (EvBackendPageDestroyFunc)g_object_unref; g_object_unref (poppler_page); + + return page; +} + +static void +pdf_document_get_page_size (EvDocument *document, + EvPage *page, + double *width, + double *height) +{ + g_return_if_fail (POPPLER_IS_PAGE (page->backend_page)); + + poppler_page_get_size (POPPLER_PAGE (page->backend_page), width, height); } static char * pdf_document_get_page_label (EvDocument *document, - int page) + EvPage *page) { - PopplerPage *poppler_page; char *label = NULL; - poppler_page = poppler_document_get_page (PDF_DOCUMENT (document)->document, - page); + g_return_val_if_fail (POPPLER_IS_PAGE (page->backend_page), NULL); - g_object_get (G_OBJECT (poppler_page), + g_object_get (G_OBJECT (page->backend_page), "label", &label, NULL); - g_object_unref (poppler_page); - return label; } @@ -425,42 +441,85 @@ pdf_document_get_attachments (EvDocument *document) return g_list_reverse (retval); } -static GdkPixbuf * -pdf_document_render_pixbuf (EvDocument *document, - EvRenderContext *rc) +static cairo_surface_t * +pdf_page_render (PopplerPage *page, + gint width, + gint height, + EvRenderContext *rc) { - PdfDocument *pdf_document; - GdkPixbuf *pixbuf; - double width_points, height_points; - gint width, height; - - pdf_document = PDF_DOCUMENT (document); - - set_rc_data (pdf_document, rc); - - poppler_page_get_size (POPPLER_PAGE (rc->data), &width_points, &height_points); + cairo_surface_t *surface; - 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); +#ifdef HAVE_POPPLER_PAGE_RENDER + cairo_t *cr; + + surface = cairo_image_surface_create (CAIRO_FORMAT_RGB24, + width, height); + memset (cairo_image_surface_get_data (surface), 0xff, + cairo_image_surface_get_height (surface) * + cairo_image_surface_get_stride (surface)); + + cr = cairo_create (surface); + switch (rc->rotation) { + case 90: + cairo_translate (cr, width, 0); + break; + case 180: + cairo_translate (cr, width, height); + break; + case 270: + cairo_translate (cr, 0, height); + break; + default: + cairo_translate (cr, 0, 0); } - + cairo_scale (cr, rc->scale, rc->scale); + cairo_rotate (cr, rc->rotation * G_PI / 180.0); + poppler_page_render (page, cr); + cairo_destroy (cr); +#else /* HAVE_POPPLER_PAGE_RENDER */ + GdkPixbuf *pixbuf; + pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, FALSE, 8, width, height); - poppler_page_render_to_pixbuf (POPPLER_PAGE (rc->data), + poppler_page_render_to_pixbuf (page, 0, 0, width, height, rc->scale, rc->rotation, pixbuf); + surface = ev_document_misc_surface_from_pixbuf (pixbuf); + g_object_unref (pixbuf); +#endif /* HAVE_POPPLER_PAGE_RENDER */ + + return surface; +} + +static cairo_surface_t * +pdf_document_render (EvDocument *document, + EvRenderContext *rc) +{ + PdfDocument *pdf_document; + PopplerPage *poppler_page; + double width_points, height_points; + gint width, height; + + poppler_page = POPPLER_PAGE (rc->page->backend_page); + + poppler_page_get_size (poppler_page, + &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); + } - return pixbuf; + return pdf_page_render (poppler_page, + width, height, rc); } /* EvDocumentSecurity */ @@ -484,12 +543,6 @@ 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) { @@ -498,6 +551,7 @@ pdf_document_get_info (EvDocument *document) PopplerPageMode mode; PopplerViewerPreferences view_prefs; PopplerPermissions permissions; + EvPage *page; info = g_new0 (EvDocumentInfo, 1); @@ -536,13 +590,20 @@ pdf_document_get_info (EvDocument *document) "linearized", &(info->linearized), NULL); - pdf_document_get_page_size(document, 0, - &(info->paper_width), - &(info->paper_height)); + info->n_pages = ev_document_get_n_pages (document); - // Convert to mm. - info->paper_width = info->paper_width / 72.0f * 25.4f; - info->paper_height = info->paper_height / 72.0f * 25.4f; + if (info->n_pages > 0) { + page = ev_document_get_page (document, 0); + ev_document_get_page_size (document, page, + &(info->paper_width), + &(info->paper_height)); + g_object_unref (page); + + + // Convert to mm. + info->paper_width = info->paper_width / 72.0f * 25.4f; + info->paper_height = info->paper_height / 72.0f * 25.4f; + } switch (layout) { case POPPLER_PAGE_LAYOUT_SINGLE_PAGE: @@ -622,8 +683,6 @@ pdf_document_get_info (EvDocument *document) 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")); @@ -635,44 +694,18 @@ pdf_document_get_info (EvDocument *document) 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) { iface->save = pdf_document_save; iface->load = pdf_document_load; iface->get_n_pages = pdf_document_get_n_pages; + iface->get_page = pdf_document_get_page; iface->get_page_size = pdf_document_get_page_size; iface->get_page_label = pdf_document_get_page_label; 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->render = pdf_document_render; iface->get_info = pdf_document_get_info; }; @@ -840,7 +873,10 @@ ev_link_dest_from_dest (PdfDocument *pdf_document, ev_dest = ev_link_dest_new_xyz (dest->page_num - 1, dest->left, height - dest->top, - dest->zoom); + dest->zoom, + dest->change_left, + dest->change_top, + dest->change_zoom); g_object_unref (poppler_page); } break; @@ -855,13 +891,15 @@ ev_link_dest_from_dest (PdfDocument *pdf_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); + height - dest->top, + dest->change_top); g_object_unref (poppler_page); } break; case POPPLER_DEST_FITV: ev_dest = ev_link_dest_new_fitv (dest->page_num - 1, - dest->left); + dest->left, + dest->change_left); break; case POPPLER_DEST_FITR: { PopplerPage *poppler_page; @@ -896,7 +934,7 @@ ev_link_dest_from_dest (PdfDocument *pdf_document, } if (unimplemented_dest) { - g_warning ("Unimplemented named action: %s, please post a " + g_warning ("Unimplemented destination: %s, please post a " "bug report in Evince bugzilla " "(http://bugzilla.gnome.org) with a testcase.", unimplemented_dest); @@ -917,6 +955,8 @@ ev_link_from_action (PdfDocument *pdf_document, const char *unimplemented_action = NULL; switch (action->type) { + case POPPLER_ACTION_NONE: + break; case POPPLER_ACTION_GOTO_DEST: { EvLinkDest *dest; @@ -951,8 +991,9 @@ ev_link_from_action (PdfDocument *pdf_document, } if (unimplemented_action) { - g_warning ("Unimplemented action: %s, please post a bug report with a testcase.", - unimplemented_action); + g_warning ("Unimplemented action: %s, please post a bug report " + "in Evince bugzilla (http://bugzilla.gnome.org) " + "with a testcase.", unimplemented_action); } link = ev_link_new (action->any.title, ev_action); @@ -1011,8 +1052,11 @@ build_tree (PdfDocument *pdf_document, break; } - if (!link) { + if (!link || strlen (ev_link_get_title (link)) <= 0) { poppler_action_free (action); + if (link) + g_object_unref (link); + continue; } @@ -1052,7 +1096,8 @@ pdf_document_links_get_links_model (EvDocumentLinks *document_links) model = (GtkTreeModel *) gtk_tree_store_new (EV_DOCUMENT_LINKS_COLUMN_NUM_COLUMNS, G_TYPE_STRING, G_TYPE_OBJECT, - G_TYPE_BOOLEAN); + G_TYPE_BOOLEAN, + G_TYPE_STRING); build_tree (pdf_document, model, NULL, iter); poppler_index_iter_free (iter); } @@ -1129,11 +1174,10 @@ pdf_document_document_links_iface_init (EvDocumentLinksIface *iface) } static GList * -pdf_document_images_get_images (EvDocumentImages *document_images, - gint page) +pdf_document_images_get_image_mapping (EvDocumentImages *document_images, + gint page) { GList *retval = NULL; -#ifdef HAVE_POPPLER_PAGE_GET_IMAGE_MAPPING PdfDocument *pdf_document; PopplerPage *poppler_page; GList *mapping_list; @@ -1151,7 +1195,7 @@ pdf_document_images_get_images (EvDocumentImages *document_images, ev_image_mapping = g_new (EvImageMapping, 1); - ev_image_mapping->image = ev_image_new_from_pixbuf (image_mapping->image); + ev_image_mapping->image = ev_image_new (page, image_mapping->image_id); ev_image_mapping->x1 = image_mapping->area.x1; ev_image_mapping->x2 = image_mapping->area.x2; ev_image_mapping->y1 = image_mapping->area.y1; @@ -1162,44 +1206,56 @@ pdf_document_images_get_images (EvDocumentImages *document_images, poppler_page_free_image_mapping (mapping_list); g_object_unref (poppler_page); -#endif /* HAVE_POPPLER_PAGE_GET_IMAGE_MAPPING */ + + return g_list_reverse (retval); +} + +GdkPixbuf * +pdf_document_images_get_image (EvDocumentImages *document_images, + EvImage *image) +{ +#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, + ev_image_get_page (image)); + + surface = poppler_page_get_image (poppler_page, ev_image_get_id (image)); + if (surface) { + retval = ev_document_misc_pixbuf_from_surface (surface); + cairo_surface_destroy (surface); + } + + g_object_unref (poppler_page); + return retval; +#else + return GDK_PIXBUF (g_object_ref (ev_image_get_pixbuf (image))); +#endif /* HAVE_POPPLER_PAGE_GET_IMAGE */ } static void pdf_document_document_images_iface_init (EvDocumentImagesIface *iface) { - iface->get_images = pdf_document_images_get_images; + iface->get_image_mapping = pdf_document_images_get_image_mapping; + iface->get_image = pdf_document_images_get_image; } static GdkPixbuf * -make_thumbnail_for_size (PdfDocument *pdf_document, - gint page, - int rotation, - gint size) +make_thumbnail_for_page (PdfDocument *pdf_document, + PopplerPage *poppler_page, + EvRenderContext *rc) { - PopplerPage *poppler_page; GdkPixbuf *pixbuf; int width, height; - 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); - poppler_page_get_size (poppler_page, &unscaled_width, &unscaled_height); - scale = width / unscaled_width; - - /* rotate */ - if (rotation == 90 || rotation == 270) { - int temp; - temp = width; - width = height; - height = temp; - } + 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); gdk_pixbuf_fill (pixbuf, 0xffffffff); @@ -1207,67 +1263,78 @@ make_thumbnail_for_size (PdfDocument *pdf_document, ev_document_fc_mutex_lock (); poppler_page_render_to_pixbuf (poppler_page, 0, 0, width, height, - scale, rotation, pixbuf); + rc->scale, rc->rotation, pixbuf); ev_document_fc_mutex_unlock (); - +#else + cairo_surface_t *surface; - g_object_unref (poppler_page); + ev_document_fc_mutex_lock (); + surface = pdf_page_render (poppler_page, width, height, rc); + ev_document_fc_mutex_unlock (); + + pixbuf = ev_document_misc_pixbuf_from_surface (surface); + cairo_surface_destroy (surface); +#endif /* POPPLER_WITH_GDK */ return pixbuf; } static GdkPixbuf * pdf_document_thumbnails_get_thumbnail (EvDocumentThumbnails *document_thumbnails, - gint page, - gint rotation, - gint size, + EvRenderContext *rc, gboolean border) { - PdfDocument *pdf_document; + PdfDocument *pdf_document = PDF_DOCUMENT (document_thumbnails); PopplerPage *poppler_page; - GdkPixbuf *pixbuf; + GdkPixbuf *pixbuf = NULL; GdkPixbuf *border_pixbuf; - pdf_document = PDF_DOCUMENT (document_thumbnails); + poppler_page = POPPLER_PAGE (rc->page->backend_page); - poppler_page = poppler_document_get_page (pdf_document->document, page); - g_return_val_if_fail (poppler_page != NULL, NULL); - - pixbuf = poppler_page_get_thumbnail (poppler_page); +#ifdef POPPLER_WITH_GDK + pixbuf = poppler_page_get_thumbnail_pixbuf (poppler_page); +#else + cairo_surface_t *surface; - if (pixbuf == NULL) { + surface = poppler_page_get_thumbnail (poppler_page); + if (surface) { + pixbuf = ev_document_misc_pixbuf_from_surface (surface); + cairo_surface_destroy (surface); + } +#endif /* POPPLER_WITH_GDK */ + + if (pixbuf) { + /* Rotate provided thumbnail if needed */ + GdkPixbuf *rotated_pixbuf; + + rotated_pixbuf = gdk_pixbuf_rotate_simple (pixbuf, + (GdkPixbufRotation) (360 - rc->rotation)); + g_object_unref (pixbuf); + pixbuf = rotated_pixbuf; + } else { /* There is no provided thumbnail. We need to make one. */ - pixbuf = make_thumbnail_for_size (pdf_document, page, rotation, size); + pixbuf = make_thumbnail_for_page (pdf_document, poppler_page, rc); } if (border) { - border_pixbuf = ev_document_misc_get_thumbnail_frame (-1, -1, rotation, pixbuf); + border_pixbuf = ev_document_misc_get_thumbnail_frame (-1, -1, pixbuf); g_object_unref (pixbuf); pixbuf = border_pixbuf; } - g_object_unref (poppler_page); - return pixbuf; } static void pdf_document_thumbnails_get_dimensions (EvDocumentThumbnails *document_thumbnails, - gint page, - gint size, + EvRenderContext *rc, gint *width, gint *height) { - PdfDocument *pdf_document; PopplerPage *poppler_page; gint has_thumb; - pdf_document = PDF_DOCUMENT (document_thumbnails); - poppler_page = poppler_document_get_page (pdf_document->document, page); - - g_return_if_fail (width != NULL); - g_return_if_fail (height != NULL); - g_return_if_fail (poppler_page != NULL); + poppler_page = POPPLER_PAGE (rc->page->backend_page); has_thumb = poppler_page_get_thumbnail_size (poppler_page, width, height); @@ -1275,10 +1342,18 @@ pdf_document_thumbnails_get_dimensions (EvDocumentThumbnails *document_thumbnail double page_width, page_height; poppler_page_get_size (poppler_page, &page_width, &page_height); - *width = size; - *height = (int) (size * page_height / page_width); + + *width = (gint) MAX (page_width * rc->scale, 1); + *height = (gint) MAX (page_height * rc->scale, 1); + } + + if (rc->rotation == 90 || rc->rotation == 270) { + gint temp; + + temp = *width; + *width = *height; + *height = temp; } - g_object_unref (poppler_page); } static void @@ -1480,114 +1555,250 @@ pdf_document_find_iface_init (EvDocumentFindIface *iface) iface->cancel = pdf_document_find_cancel; } -static const gboolean supported_formats[] = { - TRUE, /* EV_FILE_FORMAT_PS */ -#ifdef HAVE_CAIRO_PDF -#ifdef HAVE_POPPLER_PAGE_RENDER - TRUE, /* EV_FILE_FORMAT_PDF */ -#else - FALSE, /* EV_FILE_FORMAT_PDF */ -#endif -#endif -}; - static void pdf_print_context_free (PdfPrintContext *ctx) { if (!ctx) return; +#ifdef HAVE_CAIRO_PRINT + if (ctx->cr) { + cairo_destroy (ctx->cr); + ctx->cr = NULL; + } +#else if (ctx->ps_file) { poppler_ps_file_free (ctx->ps_file); ctx->ps_file = NULL; } -#ifdef HAVE_CAIRO_PDF - if (ctx->pdf_cairo) { - cairo_destroy (ctx->pdf_cairo); - ctx->pdf_cairo = NULL; - } #endif g_free (ctx); } -static gboolean -pdf_document_file_exporter_format_supported (EvFileExporter *exporter, - EvFileExporterFormat format) -{ - return supported_formats[format]; -} - static void -pdf_document_file_exporter_begin (EvFileExporter *exporter, - EvFileExporterFormat format, - const char *filename, - int first_page, - int last_page, - double width, - double height, - gboolean duplex) +pdf_document_file_exporter_begin (EvFileExporter *exporter, + EvFileExporterContext *fc) { PdfDocument *pdf_document = PDF_DOCUMENT (exporter); PdfPrintContext *ctx; - +#ifdef HAVE_CAIRO_PRINT + gdouble width, height; + cairo_surface_t *surface = NULL; +#endif + if (pdf_document->print_ctx) pdf_print_context_free (pdf_document->print_ctx); pdf_document->print_ctx = g_new0 (PdfPrintContext, 1); ctx = pdf_document->print_ctx; - ctx->format = format; + ctx->format = fc->format; - switch (format) { - case EV_FILE_FORMAT_PS: - ctx->ps_file = poppler_ps_file_new (pdf_document->document, - filename, first_page, - last_page - first_page + 1); - poppler_ps_file_set_paper_size (ctx->ps_file, width, height); - poppler_ps_file_set_duplex (ctx->ps_file, duplex); +#ifdef HAVE_CAIRO_PRINT + ctx->pages_per_sheet = CLAMP (fc->pages_per_sheet, 1, 16); + + ctx->paper_width = fc->paper_width; + ctx->paper_height = fc->paper_height; + + switch (fc->pages_per_sheet) { + default: + case 1: + ctx->pages_x = 1; + ctx->pages_y = 1; + break; + case 2: + ctx->pages_x = 1; + ctx->pages_y = 2; + break; + case 4: + ctx->pages_x = 2; + ctx->pages_y = 2; + break; + case 6: + ctx->pages_x = 2; + ctx->pages_y = 3; + break; + case 9: + ctx->pages_x = 3; + ctx->pages_y = 3; + break; + case 16: + ctx->pages_x = 4; + ctx->pages_y = 4; + break; + } + ctx->pages_printed = 0; + + switch (fc->format) { + case EV_FILE_FORMAT_PS: +#ifdef HAVE_CAIRO_PS + surface = cairo_ps_surface_create (fc->filename, fc->paper_width, fc->paper_height); +#endif break; - case EV_FILE_FORMAT_PDF: { + case EV_FILE_FORMAT_PDF: #ifdef HAVE_CAIRO_PDF - cairo_surface_t *surface; - - surface = cairo_pdf_surface_create (filename, width, height); - ctx->pdf_cairo = cairo_create (surface); - cairo_surface_destroy (surface); + surface = cairo_pdf_surface_create (fc->filename, fc->paper_width, fc->paper_height); #endif - } break; default: g_assert_not_reached (); } + + ctx->cr = cairo_create (surface); + cairo_surface_destroy (surface); + +#else /* HAVE_CAIRO_PRINT */ + if (ctx->format == EV_FILE_FORMAT_PS) { + ctx->ps_file = poppler_ps_file_new (pdf_document->document, + fc->filename, fc->first_page, + fc->last_page - fc->first_page + 1); + poppler_ps_file_set_paper_size (ctx->ps_file, fc->paper_width, fc->paper_height); + poppler_ps_file_set_duplex (ctx->ps_file, fc->duplex); + } +#endif /* HAVE_CAIRO_PRINT */ } static void -pdf_document_file_exporter_do_page (EvFileExporter *exporter, EvRenderContext *rc) +pdf_document_file_exporter_begin_page (EvFileExporter *exporter) +{ + PdfDocument *pdf_document = PDF_DOCUMENT (exporter); + PdfPrintContext *ctx = pdf_document->print_ctx; + + g_return_if_fail (pdf_document->print_ctx != NULL); + + ctx->pages_printed = 0; + +#ifdef HAVE_CAIRO_PRINT + if (ctx->paper_width > ctx->paper_height) { + if (ctx->format == EV_FILE_FORMAT_PS) { + cairo_ps_surface_set_size (cairo_get_target (ctx->cr), + ctx->paper_height, + ctx->paper_width); + } else if (ctx->format == EV_FILE_FORMAT_PDF) { + cairo_pdf_surface_set_size (cairo_get_target (ctx->cr), + ctx->paper_height, + ctx->paper_width); + } + } +#endif /* HAVE_CAIRO_PRINT */ +} + +static void +pdf_document_file_exporter_do_page (EvFileExporter *exporter, + EvRenderContext *rc) { PdfDocument *pdf_document = PDF_DOCUMENT (exporter); PdfPrintContext *ctx = pdf_document->print_ctx; PopplerPage *poppler_page; +#ifdef HAVE_CAIRO_PRINT + gdouble page_width, page_height; + gint x, y; + gboolean rotate; + gdouble width, height; + gdouble pwidth, pheight; + gdouble xscale, yscale; +#endif g_return_if_fail (pdf_document->print_ctx != NULL); - poppler_page = poppler_document_get_page (pdf_document->document, rc->page); + poppler_page = POPPLER_PAGE (rc->page->backend_page); + +#ifdef HAVE_CAIRO_PRINT + x = (ctx->pages_printed % ctx->pages_per_sheet) % ctx->pages_x; + y = (ctx->pages_printed % ctx->pages_per_sheet) / ctx->pages_x; + poppler_page_get_size (poppler_page, &page_width, &page_height); - switch (ctx->format) { - case EV_FILE_FORMAT_PS: - poppler_page_render_to_ps (poppler_page, ctx->ps_file); - break; - case EV_FILE_FORMAT_PDF: -#ifdef HAVE_POPPLER_PAGE_RENDER - poppler_page_render (poppler_page, ctx->pdf_cairo); -#endif -#ifdef HAVE_CAIRO_PDF - cairo_show_page (ctx->pdf_cairo); -#endif - break; - default: - g_assert_not_reached (); + if (page_width > page_height && page_width > ctx->paper_width) { + rotate = TRUE; + } else { + rotate = FALSE; + } + + /* Use always portrait mode and rotate when necessary */ + if (ctx->paper_width > ctx->paper_height) { + width = ctx->paper_height; + height = ctx->paper_width; + rotate = !rotate; + } else { + width = ctx->paper_width; + height = ctx->paper_height; + } + + if (ctx->pages_per_sheet == 2 || ctx->pages_per_sheet == 6) { + rotate = !rotate; + } + + if (rotate) { + gint tmp1; + gdouble tmp2; + + tmp1 = x; + x = y; + y = tmp1; + + tmp2 = page_width; + page_width = page_height; + page_height = tmp2; + } + + pwidth = width / ctx->pages_x; + pheight = height / ctx->pages_y; + + if ((page_width > pwidth || page_height > pheight) || + (page_width < pwidth && page_height < pheight)) { + xscale = pwidth / page_width; + yscale = pheight / page_height; + + if (yscale < xscale) { + xscale = yscale; + } else { + yscale = xscale; + } + + } else { + xscale = yscale = 1; + } + + /* TODO: center */ + + cairo_save (ctx->cr); + if (rotate) { + cairo_matrix_t matrix; + + cairo_translate (ctx->cr, (2 * y + 1) * pwidth, 0); + cairo_matrix_init (&matrix, + 0, 1, + -1, 0, + 0, 0); + cairo_transform (ctx->cr, &matrix); } - g_object_unref (poppler_page); + cairo_translate (ctx->cr, + x * (rotate ? pheight : pwidth), + y * (rotate ? pwidth : pheight)); + cairo_scale (ctx->cr, xscale, yscale); + + poppler_page_render_for_printing (poppler_page, ctx->cr); + + ctx->pages_printed++; + + cairo_restore (ctx->cr); +#else /* HAVE_CAIRO_PRINT */ + if (ctx->format == EV_FILE_FORMAT_PS) + poppler_page_render_to_ps (poppler_page, ctx->ps_file); +#endif /* HAVE_CAIRO_PRINT */ +} + +static void +pdf_document_file_exporter_end_page (EvFileExporter *exporter) +{ + PdfDocument *pdf_document = PDF_DOCUMENT (exporter); + PdfPrintContext *ctx = pdf_document->print_ctx; + + g_return_if_fail (pdf_document->print_ctx != NULL); + +#ifdef HAVE_CAIRO_PRINT + cairo_show_page (ctx->cr); +#endif } static void @@ -1599,64 +1810,187 @@ pdf_document_file_exporter_end (EvFileExporter *exporter) pdf_document->print_ctx = NULL; } +static EvFileExporterCapabilities +pdf_document_file_exporter_get_capabilities (EvFileExporter *exporter) +{ + return (EvFileExporterCapabilities) ( + EV_FILE_EXPORTER_CAN_PAGE_SET | + EV_FILE_EXPORTER_CAN_COPIES | + EV_FILE_EXPORTER_CAN_COLLATE | + EV_FILE_EXPORTER_CAN_REVERSE | + 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 + EV_FILE_EXPORTER_CAN_GENERATE_PDF | +#endif +#endif + EV_FILE_EXPORTER_CAN_GENERATE_PS); +} + static void pdf_document_file_exporter_iface_init (EvFileExporterIface *iface) { - iface->format_supported = pdf_document_file_exporter_format_supported; iface->begin = pdf_document_file_exporter_begin; + iface->begin_page = pdf_document_file_exporter_begin_page; iface->do_page = pdf_document_file_exporter_do_page; + iface->end_page = pdf_document_file_exporter_end_page; iface->end = pdf_document_file_exporter_end; + iface->get_capabilities = pdf_document_file_exporter_get_capabilities; } static void pdf_selection_render_selection (EvSelection *selection, EvRenderContext *rc, - GdkPixbuf **pixbuf, + cairo_surface_t **surface, EvRectangle *points, EvRectangle *old_points, - GdkColor *text, - GdkColor *base) + EvSelectionStyle style, + GdkColor *text, + GdkColor *base) { - PdfDocument *pdf_document; + PopplerPage *poppler_page; double width_points, height_points; gint width, height; - pdf_document = PDF_DOCUMENT (selection); - set_rc_data (pdf_document, rc); + poppler_page = POPPLER_PAGE (rc->page->backend_page); - poppler_page_get_size (POPPLER_PAGE (rc->data), &width_points, &height_points); + 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); - } +#ifdef HAVE_POPPLER_PAGE_RENDER + cairo_t *cr; + PopplerColor text_color, base_color; - poppler_page_render_selection (POPPLER_PAGE (rc->data), - rc->scale, rc->rotation, *pixbuf, + text_color.red = text->red; + text_color.green = text->green; + text_color.blue = text->blue; + + base_color.red = base->red; + base_color.green = base->green; + base_color.blue = base->blue; + + if (*surface == NULL) { + *surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, + width, height); + + } + + cr = cairo_create (*surface); + cairo_scale (cr, rc->scale, rc->scale); + cairo_surface_set_device_offset (*surface, 0, 0); + memset (cairo_image_surface_get_data (*surface), 0x00, + cairo_image_surface_get_height (*surface) * + cairo_image_surface_get_stride (*surface)); + poppler_page_render_selection (poppler_page, + cr, (PopplerRectangle *)points, (PopplerRectangle *)old_points, - text, - base); + (PopplerSelectionStyle)style, + &text_color, + &base_color); + cairo_destroy (cr); +#else /* HAVE_POPPLER_PAGE_RENDER */ + GdkPixbuf *pixbuf; + + pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, + TRUE, 8, + width, height); + + poppler_page_render_selection_to_pixbuf (poppler_page, + rc->scale, rc->rotation, pixbuf, + (PopplerRectangle *)points, + (PopplerRectangle *)old_points, + (PopplerSelectionStyle)style, + text, + base); + if (*surface) + cairo_surface_destroy (*surface); + *surface = ev_document_misc_surface_from_pixbuf (pixbuf); + g_object_unref (pixbuf); +#endif /* HAVE_POPPLER_PAGE_RENDER */ } +static gchar * +pdf_selection_get_selected_text (EvSelection *selection, + EvRenderContext *rc, + EvSelectionStyle style, + EvRectangle *points) +{ + PopplerPage *poppler_page; + PopplerRectangle r; + double height; + char *retval; + + poppler_page = POPPLER_PAGE (rc->page->backend_page); + + poppler_page_get_size (poppler_page, NULL, &height); + r.x1 = points->x1; + r.y1 = height - points->y2; + r.x2 = points->x2; + r.y2 = height - points->y1; + + retval = poppler_page_get_text (poppler_page, + (PopplerSelectionStyle)style, + &r); + + return retval; +} static GdkRegion * -pdf_selection_get_selection_region (EvSelection *selection, - EvRenderContext *rc, - EvRectangle *points) +create_gdk_region_from_poppler_region (GList *region) { - PdfDocument *pdf_document; + GList *l; GdkRegion *retval; + + retval = gdk_region_new (); + + for (l = region; l; l = g_list_next (l)) { + PopplerRectangle *rectangle; + GdkRectangle rect; + + rectangle = (PopplerRectangle *)l->data; + + rect.x = (gint) rectangle->x1; + rect.y = (gint) rectangle->y1; + rect.width = (gint) (rectangle->x2 - rectangle->x1); + rect.height = (gint) (rectangle->y2 - rectangle->y1); + gdk_region_union_with_rect (retval, &rect); + + poppler_rectangle_free (rectangle); + } - pdf_document = PDF_DOCUMENT (selection); - - set_rc_data (pdf_document, rc); + return retval; +} - retval = poppler_page_get_selection_region ((PopplerPage *)rc->data, rc->scale, (PopplerRectangle *) points); +static GdkRegion * +pdf_selection_get_selection_region (EvSelection *selection, + EvRenderContext *rc, + EvSelectionStyle style, + EvRectangle *points) +{ + PopplerPage *poppler_page; + GdkRegion *retval; + GList *region; + poppler_page = POPPLER_PAGE (rc->page->backend_page); + + region = poppler_page_get_selection_region (poppler_page, + rc->scale, + (PopplerSelectionStyle)style, + (PopplerRectangle *) points); + retval = create_gdk_region_from_poppler_region (region); + g_list_free (region); + return retval; } @@ -1664,20 +1998,22 @@ static GdkRegion * pdf_selection_get_selection_map (EvSelection *selection, EvRenderContext *rc) { - PdfDocument *pdf_document; PopplerPage *poppler_page; PopplerRectangle points; + GList *region; GdkRegion *retval; - pdf_document = PDF_DOCUMENT (selection); - poppler_page = poppler_document_get_page (pdf_document->document, - rc->page); + poppler_page = POPPLER_PAGE (rc->page->backend_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); + + region = poppler_page_get_selection_region (poppler_page, 1.0, + POPPLER_SELECTION_GLYPH, + &points); + retval = create_gdk_region_from_poppler_region (region); + g_list_free (region); return retval; } @@ -1686,6 +2022,7 @@ static void pdf_selection_iface_init (EvSelectionIface *iface) { iface->render_selection = pdf_selection_render_selection; + iface->get_selected_text = pdf_selection_get_selected_text; iface->get_selection_region = pdf_selection_get_selection_region; iface->get_selection_map = pdf_selection_get_selection_map; } @@ -1695,7 +2032,6 @@ static gdouble pdf_document_get_page_duration (EvDocumentTransition *trans, gint page) { -#ifdef HAVE_POPPLER_PAGE_GET_DURATION PdfDocument *pdf_document; PopplerPage *poppler_page; gdouble duration = -1; @@ -1709,19 +2045,420 @@ pdf_document_get_page_duration (EvDocumentTransition *trans, g_object_unref (poppler_page); return duration; -#else - return -1; -#endif /* HAVE_POPPLER_PAGE_GET_DURATION */ +} + +static EvTransitionEffect * +pdf_document_get_effect (EvDocumentTransition *trans, + gint page) +{ + PdfDocument *pdf_document; + PopplerPage *poppler_page; + PopplerPageTransition *page_transition; + EvTransitionEffect *effect; + + pdf_document = PDF_DOCUMENT (trans); + poppler_page = poppler_document_get_page (pdf_document->document, page); + + if (!poppler_page) + return NULL; + + page_transition = poppler_page_get_transition (poppler_page); + + if (!page_transition) { + g_object_unref (poppler_page); + return NULL; + } + + /* enums in PopplerPageTransition match the EvTransitionEffect ones */ + effect = ev_transition_effect_new ((EvTransitionEffectType) page_transition->type, + "alignment", page_transition->alignment, + "direction", page_transition->direction, + "duration", page_transition->duration, + "angle", page_transition->angle, + "scale", page_transition->scale, + "rectangular", page_transition->rectangular, + NULL); + + poppler_page_transition_free (page_transition); + g_object_unref (poppler_page); + + return effect; } static void pdf_document_page_transition_iface_init (EvDocumentTransitionIface *iface) { iface->get_page_duration = pdf_document_get_page_duration; + iface->get_effect = pdf_document_get_effect; +} + +/* Forms */ +static void +pdf_document_get_crop_box (EvDocument *document, + int page, + EvRectangle *rect) +{ + PdfDocument *pdf_document; + PopplerPage *poppler_page; + PopplerRectangle poppler_rect; + + pdf_document = PDF_DOCUMENT (document); + poppler_page = poppler_document_get_page (pdf_document->document, page); + poppler_page_get_crop_box (poppler_page, &poppler_rect); + rect->x1 = poppler_rect.x1; + rect->x2 = poppler_rect.x2; + rect->y1 = poppler_rect.y1; + rect->y2 = poppler_rect.y2; +} + +static EvFormField * +ev_form_field_from_poppler_field (PopplerFormField *poppler_field) +{ + EvFormField *ev_field = NULL; + gint id; + gdouble font_size; + gboolean is_read_only; + + id = poppler_form_field_get_id (poppler_field); + font_size = poppler_form_field_get_font_size (poppler_field); + is_read_only = poppler_form_field_is_read_only (poppler_field); + + switch (poppler_form_field_get_field_type (poppler_field)) { + case POPPLER_FORM_FIELD_TEXT: { + EvFormFieldText *field_text; + EvFormFieldTextType ev_text_type = EV_FORM_FIELD_TEXT_NORMAL; + + switch (poppler_form_field_text_get_text_type (poppler_field)) { + case POPPLER_FORM_TEXT_NORMAL: + ev_text_type = EV_FORM_FIELD_TEXT_NORMAL; + break; + case POPPLER_FORM_TEXT_MULTILINE: + ev_text_type = EV_FORM_FIELD_TEXT_MULTILINE; + break; + case POPPLER_FORM_TEXT_FILE_SELECT: + ev_text_type = EV_FORM_FIELD_TEXT_FILE_SELECT; + break; + } + + ev_field = ev_form_field_text_new (id, ev_text_type); + field_text = EV_FORM_FIELD_TEXT (ev_field); + + field_text->do_spell_check = poppler_form_field_text_do_spell_check (poppler_field); + field_text->do_scroll = poppler_form_field_text_do_scroll (poppler_field); + field_text->is_rich_text = poppler_form_field_text_is_rich_text (poppler_field); + field_text->is_password = poppler_form_field_text_is_password (poppler_field); + field_text->max_len = poppler_form_field_text_get_max_len (poppler_field); + field_text->text = poppler_form_field_text_get_text (poppler_field); + + } + break; + case POPPLER_FORM_FIELD_BUTTON: { + EvFormFieldButton *field_button; + EvFormFieldButtonType ev_button_type = EV_FORM_FIELD_BUTTON_PUSH; + + switch (poppler_form_field_button_get_button_type (poppler_field)) { + case POPPLER_FORM_BUTTON_PUSH: + ev_button_type = EV_FORM_FIELD_BUTTON_PUSH; + break; + case POPPLER_FORM_BUTTON_CHECK: + ev_button_type = EV_FORM_FIELD_BUTTON_CHECK; + break; + case POPPLER_FORM_BUTTON_RADIO: + ev_button_type = EV_FORM_FIELD_BUTTON_RADIO; + break; + } + + ev_field = ev_form_field_button_new (id, ev_button_type); + field_button = EV_FORM_FIELD_BUTTON (ev_field); + + field_button->state = poppler_form_field_button_get_state (poppler_field); + } + break; + case POPPLER_FORM_FIELD_CHOICE: { + EvFormFieldChoice *field_choice; + EvFormFieldChoiceType ev_choice_type = EV_FORM_FIELD_CHOICE_COMBO; + + switch (poppler_form_field_choice_get_choice_type (poppler_field)) { + case POPPLER_FORM_CHOICE_COMBO: + ev_choice_type = EV_FORM_FIELD_CHOICE_COMBO; + break; + case EV_FORM_FIELD_CHOICE_LIST: + ev_choice_type = EV_FORM_FIELD_CHOICE_LIST; + break; + } + + ev_field = ev_form_field_choice_new (id, ev_choice_type); + field_choice = EV_FORM_FIELD_CHOICE (ev_field); + + field_choice->is_editable = poppler_form_field_choice_is_editable (poppler_field); + field_choice->multi_select = poppler_form_field_choice_can_select_multiple (poppler_field); + field_choice->do_spell_check = poppler_form_field_choice_do_spell_check (poppler_field); + field_choice->commit_on_sel_change = poppler_form_field_choice_commit_on_change (poppler_field); + + /* TODO: we need poppler_form_field_choice_get_selected_items in poppler + field_choice->selected_items = poppler_form_field_choice_get_selected_items (poppler_field);*/ + if (field_choice->is_editable) + field_choice->text = poppler_form_field_choice_get_text (poppler_field); + } + break; + case POPPLER_FORM_FIELD_SIGNATURE: + /* TODO */ + ev_field = ev_form_field_signature_new (id); + break; + case POPPLER_FORM_FIELD_UNKNOWN: + return NULL; + } + + ev_field->font_size = font_size; + ev_field->is_read_only = is_read_only; + + return ev_field; +} + +static GList * +pdf_document_forms_get_form_fields (EvDocumentForms *document, + EvPage *page) +{ + PopplerPage *poppler_page; + GList *retval = NULL; + GList *fields; + GList *list; + double height; + + g_return_val_if_fail (POPPLER_IS_PAGE (page->backend_page), NULL); + + poppler_page = POPPLER_PAGE (page->backend_page); + fields = poppler_page_get_form_field_mapping (poppler_page); + poppler_page_get_size (poppler_page, NULL, &height); + + for (list = fields; list; list = list->next) { + PopplerFormFieldMapping *mapping; + EvFormFieldMapping *field_mapping; + EvFormField *ev_field; + + mapping = (PopplerFormFieldMapping *)list->data; + + ev_field = ev_form_field_from_poppler_field (mapping->field); + if (!ev_field) + continue; + + field_mapping = g_new0 (EvFormFieldMapping, 1); + field_mapping->x1 = mapping->area.x1; + field_mapping->x2 = mapping->area.x2; + field_mapping->y1 = height - mapping->area.y2; + field_mapping->y2 = height - mapping->area.y1; + field_mapping->field = ev_field; + field_mapping->field->page = EV_PAGE (g_object_ref (page)); + + g_object_set_data_full (G_OBJECT (ev_field), + "poppler-field", + g_object_ref (mapping->field), + (GDestroyNotify) g_object_unref); + + retval = g_list_prepend (retval, field_mapping); + } + + poppler_page_free_form_field_mapping (fields); + + return g_list_reverse (retval); +} + +static gchar * +pdf_document_forms_form_field_text_get_text (EvDocumentForms *document, + EvFormField *field) + +{ + PopplerFormField *poppler_field; + gchar *text; + + poppler_field = POPPLER_FORM_FIELD (g_object_get_data (G_OBJECT (field), "poppler-field")); + if (!poppler_field) + return NULL; + + text = poppler_form_field_text_get_text (poppler_field); + + return text; +} + +static void +pdf_document_forms_form_field_text_set_text (EvDocumentForms *document, + EvFormField *field, + const gchar *text) +{ + PopplerFormField *poppler_field; + + 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); +} + +static void +pdf_document_forms_form_field_button_set_state (EvDocumentForms *document, + EvFormField *field, + gboolean state) +{ + PopplerFormField *poppler_field; + + poppler_field = POPPLER_FORM_FIELD (g_object_get_data (G_OBJECT (field), "poppler-field")); + if (!poppler_field) + return; + + poppler_form_field_button_set_state (poppler_field, state); +} + +static gboolean +pdf_document_forms_form_field_button_get_state (EvDocumentForms *document, + EvFormField *field) +{ + PopplerFormField *poppler_field; + gboolean state; + + poppler_field = POPPLER_FORM_FIELD (g_object_get_data (G_OBJECT (field), "poppler-field")); + if (!poppler_field) + return FALSE; + + state = poppler_form_field_button_get_state (poppler_field); + + return state; +} + +static gchar * +pdf_document_forms_form_field_choice_get_item (EvDocumentForms *document, + EvFormField *field, + gint index) +{ + PopplerFormField *poppler_field; + gchar *text; + + poppler_field = POPPLER_FORM_FIELD (g_object_get_data (G_OBJECT (field), "poppler-field")); + if (!poppler_field) + return NULL; + + text = poppler_form_field_choice_get_item (poppler_field, index); + + return text; +} + +static int +pdf_document_forms_form_field_choice_get_n_items (EvDocumentForms *document, + EvFormField *field) +{ + PopplerFormField *poppler_field; + gint n_items; + + poppler_field = POPPLER_FORM_FIELD (g_object_get_data (G_OBJECT (field), "poppler-field")); + if (!poppler_field) + return -1; + + n_items = poppler_form_field_choice_get_n_items (poppler_field); + + return n_items; +} + +static gboolean +pdf_document_forms_form_field_choice_is_item_selected (EvDocumentForms *document, + EvFormField *field, + gint index) +{ + PopplerFormField *poppler_field; + gboolean selected; + + poppler_field = POPPLER_FORM_FIELD (g_object_get_data (G_OBJECT (field), "poppler-field")); + if (!poppler_field) + return FALSE; + + selected = poppler_form_field_choice_is_item_selected (poppler_field, index); + + return selected; +} + +static void +pdf_document_forms_form_field_choice_select_item (EvDocumentForms *document, + EvFormField *field, + gint index) +{ + PopplerFormField *poppler_field; + + poppler_field = POPPLER_FORM_FIELD (g_object_get_data (G_OBJECT (field), "poppler-field")); + if (!poppler_field) + return; + + poppler_form_field_choice_select_item (poppler_field, index); +} + +static void +pdf_document_forms_form_field_choice_toggle_item (EvDocumentForms *document, + EvFormField *field, + gint index) +{ + PopplerFormField *poppler_field; + + poppler_field = POPPLER_FORM_FIELD (g_object_get_data (G_OBJECT (field), "poppler-field")); + if (!poppler_field) + return; + + poppler_form_field_choice_toggle_item (poppler_field, index); } -PdfDocument * -pdf_document_new (void) +static void +pdf_document_forms_form_field_choice_unselect_all (EvDocumentForms *document, + EvFormField *field) { - return PDF_DOCUMENT (g_object_new (PDF_TYPE_DOCUMENT, NULL)); + PopplerFormField *poppler_field; + + poppler_field = POPPLER_FORM_FIELD (g_object_get_data (G_OBJECT (field), "poppler-field")); + if (!poppler_field) + return; + + poppler_form_field_choice_unselect_all (poppler_field); } + +static void +pdf_document_forms_form_field_choice_set_text (EvDocumentForms *document, + EvFormField *field, + const gchar *text) +{ + PopplerFormField *poppler_field; + + poppler_field = POPPLER_FORM_FIELD (g_object_get_data (G_OBJECT (field), "poppler-field")); + if (!poppler_field) + return; + + poppler_form_field_choice_set_text (poppler_field, text); +} + +static gchar * +pdf_document_forms_form_field_choice_get_text (EvDocumentForms *document, + EvFormField *field) +{ + PopplerFormField *poppler_field; + gchar *text; + + poppler_field = POPPLER_FORM_FIELD (g_object_get_data (G_OBJECT (field), "poppler-field")); + if (!poppler_field) + return NULL; + + text = poppler_form_field_choice_get_text (poppler_field); + + return text; +} + +static void +pdf_document_document_forms_iface_init (EvDocumentFormsIface *iface) +{ + iface->get_form_fields = pdf_document_forms_get_form_fields; + iface->form_field_text_get_text = pdf_document_forms_form_field_text_get_text; + iface->form_field_text_set_text = pdf_document_forms_form_field_text_set_text; + iface->form_field_button_set_state = pdf_document_forms_form_field_button_set_state; + iface->form_field_button_get_state = pdf_document_forms_form_field_button_get_state; + iface->form_field_choice_get_item = pdf_document_forms_form_field_choice_get_item; + iface->form_field_choice_get_n_items = pdf_document_forms_form_field_choice_get_n_items; + iface->form_field_choice_is_item_selected = pdf_document_forms_form_field_choice_is_item_selected; + iface->form_field_choice_select_item = pdf_document_forms_form_field_choice_select_item; + iface->form_field_choice_toggle_item = pdf_document_forms_form_field_choice_toggle_item; + iface->form_field_choice_unselect_all = pdf_document_forms_form_field_choice_unselect_all; + iface->form_field_choice_set_text = pdf_document_forms_form_field_choice_set_text; + iface->form_field_choice_get_text = pdf_document_forms_form_field_choice_get_text; +} +