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=5b0398047c458ec8e84f286739270951c9b20a58;hb=f792ebcef8eab6e0b8fc5ff185851d038afbab56;hp=5cdeddecbf6ad4f960d731420b97b53c3f54603b;hpb=0fc58f120a81a23d1ab13989e0fc19ee42543323;p=evince.git diff --git a/backend/pdf/ev-poppler.cc b/backend/pdf/ev-poppler.cc index 5cdeddec..5b039804 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 +43,15 @@ #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-attachment.h" #include "ev-image.h" +#if (defined (HAVE_POPPLER_PAGE_RENDER) || defined (HAVE_POPPLER_PAGE_RENDER_FOR_PRINTING)) && (defined (HAVE_CAIRO_PDF) || defined (HAVE_CAIRO_PS)) +#define HAVE_CAIRO_PRINT +#endif + typedef struct { PdfDocument *document; char *text; @@ -55,9 +63,19 @@ 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; @@ -86,6 +104,7 @@ 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); @@ -104,11 +123,8 @@ 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); +EV_BACKEND_REGISTER_WITH_CODE (PdfDocument, pdf_document, + { G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_SECURITY, pdf_document_security_iface_init); G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_THUMBNAILS, @@ -117,6 +133,8 @@ G_DEFINE_TYPE_WITH_CODE (PdfDocument, pdf_document, G_TYPE_OBJECT, 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_FORMS, + pdf_document_document_forms_iface_init); G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_FONTS, pdf_document_document_fonts_iface_init); G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_FIND, @@ -129,7 +147,6 @@ G_DEFINE_TYPE_WITH_CODE (PdfDocument, pdf_document, G_TYPE_OBJECT, pdf_document_page_transition_iface_init); }); - static void set_rc_data (PdfDocument *pdf_document, EvRenderContext *rc) @@ -452,7 +469,7 @@ pdf_document_render (EvDocument *document, #ifdef HAVE_POPPLER_PAGE_RENDER cairo_t *cr; - surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, + surface = cairo_image_surface_create (CAIRO_FORMAT_RGB24, width, height); memset (cairo_image_surface_get_data (surface), 0xff, cairo_image_surface_get_height (surface) * @@ -517,12 +534,6 @@ 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) { @@ -668,31 +679,6 @@ 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) { @@ -704,8 +690,6 @@ pdf_document_document_iface_init (EvDocumentIface *iface) iface->has_attachments = pdf_document_has_attachments; iface->get_attachments = pdf_document_get_attachments; iface->render = pdf_document_render; - iface->get_text = pdf_document_get_text; - iface->can_get_text = pdf_document_can_get_text; iface->get_info = pdf_document_get_info; }; @@ -873,7 +857,10 @@ 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; @@ -888,13 +875,15 @@ 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; @@ -1044,8 +1033,11 @@ 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; } @@ -1245,7 +1237,15 @@ pdf_document_thumbnails_get_thumbnail (EvDocumentThumbnails *document_thumbnails g_return_val_if_fail (poppler_page != NULL, NULL); pixbuf = poppler_page_get_thumbnail (poppler_page); - if (!pixbuf) { + 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_page (pdf_document, poppler_page, rc); } @@ -1497,120 +1497,262 @@ 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 EV_FILE_FORMAT_PDF: { + 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: #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, landscape; + 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); + +#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_CAIRO_PDF - cairo_save (ctx->pdf_cairo); -#endif + if (page_width > page_height && page_width > ctx->paper_width) { + rotate = TRUE; + } else { + rotate = FALSE; + } + + landscape = (ctx->paper_width > ctx->paper_height); + + /* 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, width, 0); + cairo_matrix_init (&matrix, + 0, 1, + -1, 0, + 0, 0); + cairo_transform (ctx->cr, &matrix); + } + + cairo_translate (ctx->cr, + x * (rotate ? pheight : pwidth), + y * (rotate ? pwidth : pheight)); + cairo_scale (ctx->cr, xscale, yscale); + +#ifdef HAVE_POPPLER_PAGE_RENDER_FOR_PRINTING + poppler_page_render_for_printing (poppler_page, ctx->cr); +#else #ifdef HAVE_POPPLER_PAGE_RENDER - poppler_page_render (poppler_page, ctx->pdf_cairo); + poppler_page_render (poppler_page, ctx->cr); #endif -#ifdef HAVE_CAIRO_PDF - cairo_show_page (ctx->pdf_cairo); - cairo_restore (ctx->pdf_cairo); #endif - break; - default: - g_assert_not_reached (); - } + + 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 */ g_object_unref (poppler_page); } +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 pdf_document_file_exporter_end (EvFileExporter *exporter) { @@ -1620,13 +1762,40 @@ 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 @@ -1635,6 +1804,7 @@ pdf_selection_render_selection (EvSelection *selection, cairo_surface_t **surface, EvRectangle *points, EvRectangle *old_points, + EvSelectionStyle style, GdkColor *text, GdkColor *base) { @@ -1650,7 +1820,6 @@ pdf_selection_render_selection (EvSelection *selection, width = (int) ((width_points * rc->scale) + 0.5); height = (int) ((height_points * rc->scale) + 0.5); - #ifdef HAVE_POPPLER_PAGE_RENDER cairo_t *cr; @@ -1670,7 +1839,7 @@ pdf_selection_render_selection (EvSelection *selection, cr, (PopplerRectangle *)points, (PopplerRectangle *)old_points, - POPPLER_SELECTION_NORMAL, /* SelectionStyle */ + (PopplerSelectionStyle)style, text, base); cairo_destroy (cr); @@ -1685,7 +1854,7 @@ pdf_selection_render_selection (EvSelection *selection, rc->scale, rc->rotation, pixbuf, (PopplerRectangle *)points, (PopplerRectangle *)old_points, - POPPLER_SELECTION_NORMAL, /* SelectionStyle */ + (PopplerSelectionStyle)style, text, base); if (*surface) @@ -1695,10 +1864,40 @@ pdf_selection_render_selection (EvSelection *selection, #endif /* HAVE_POPPLER_PAGE_RENDER */ } +static gchar * +pdf_selection_get_selected_text (EvSelection *selection, + EvRenderContext *rc, + EvSelectionStyle style, + EvRectangle *points) +{ + PdfDocument *pdf_document = PDF_DOCUMENT (selection); + PopplerPage *poppler_page; + PopplerRectangle r; + double height; + char *retval; + + poppler_page = poppler_document_get_page (pdf_document->document, rc->page); + g_return_val_if_fail (poppler_page != NULL, NULL); + + 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); + + g_object_unref (poppler_page); + + return retval; +} static GdkRegion * pdf_selection_get_selection_region (EvSelection *selection, EvRenderContext *rc, + EvSelectionStyle style, EvRectangle *points) { PdfDocument *pdf_document; @@ -1710,6 +1909,7 @@ pdf_selection_get_selection_region (EvSelection *selection, retval = poppler_page_get_selection_region ((PopplerPage *)rc->data, rc->scale, + (PopplerSelectionStyle)style, (PopplerRectangle *) points); return retval; } @@ -1730,7 +1930,9 @@ pdf_selection_get_selection_map (EvSelection *selection, 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); + retval = poppler_page_get_selection_region (poppler_page, 1.0, + POPPLER_SELECTION_GLYPH, + &points); g_object_unref (poppler_page); return retval; @@ -1740,6 +1942,7 @@ 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; } @@ -1770,8 +1973,393 @@ pdf_document_page_transition_iface_init (EvDocumentTransitionIface *iface) iface->get_page_duration = pdf_document_get_page_duration; } -PdfDocument * -pdf_document_new (void) +/* 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, + gint page) +{ + PdfDocument *pdf_document; + PopplerPage *poppler_page; + GList *retval = NULL; + GList *fields; + GList *list; + double height; + + pdf_document = PDF_DOCUMENT (document); + poppler_page = poppler_document_get_page (pdf_document->document, 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 = page; + + retval = g_list_prepend (retval, field_mapping); + } + + poppler_page_free_form_field_mapping (fields); + g_object_unref (poppler_page); + + return g_list_reverse (retval); +} + +static gchar * +pdf_document_forms_form_field_text_get_text (EvDocumentForms *document, + EvFormField *field) + +{ + PdfDocument *pdf_document = PDF_DOCUMENT (document); + PopplerFormField *poppler_field; + gchar *text; + + poppler_field = poppler_document_get_form_field (pdf_document->document, field->id); + if (!poppler_field) + return NULL; + + text = poppler_form_field_text_get_text (poppler_field); + g_object_unref (poppler_field); + + return text; +} + +static void +pdf_document_forms_form_field_text_set_text (EvDocumentForms *document, + EvFormField *field, + const gchar *text) +{ + PdfDocument *pdf_document = PDF_DOCUMENT (document); + PopplerFormField *poppler_field; + + poppler_field = poppler_document_get_form_field (pdf_document->document, field->id); + if (!poppler_field) + return; + poppler_form_field_text_set_text (poppler_field, text); + g_object_unref (poppler_field); +} + +static void +pdf_document_forms_form_field_button_set_state (EvDocumentForms *document, + EvFormField *field, + gboolean state) +{ + PdfDocument *pdf_document = PDF_DOCUMENT (document); + PopplerFormField *poppler_field; + + poppler_field = poppler_document_get_form_field (pdf_document->document, field->id); + if (!poppler_field) + return; + + poppler_form_field_button_set_state (poppler_field, state); + g_object_unref (poppler_field); +} + +static gboolean +pdf_document_forms_form_field_button_get_state (EvDocumentForms *document, + EvFormField *field) +{ + PdfDocument *pdf_document = PDF_DOCUMENT (document); + PopplerFormField *poppler_field; + gboolean state; + + poppler_field = poppler_document_get_form_field (pdf_document->document, field->id); + if (!poppler_field) + return FALSE; + + state = poppler_form_field_button_get_state (poppler_field); + g_object_unref (poppler_field); + + return state; +} + +static gchar * +pdf_document_forms_form_field_choice_get_item (EvDocumentForms *document, + EvFormField *field, + gint index) +{ + PdfDocument *pdf_document = PDF_DOCUMENT (document); + PopplerFormField *poppler_field; + gchar *text; + + poppler_field = poppler_document_get_form_field (pdf_document->document, field->id); + if (!poppler_field) + return NULL; + + text = poppler_form_field_choice_get_item (poppler_field, index); + g_object_unref (poppler_field); + + return text; +} + +static int +pdf_document_forms_form_field_choice_get_n_items (EvDocumentForms *document, + EvFormField *field) +{ + PdfDocument *pdf_document = PDF_DOCUMENT (document); + PopplerFormField *poppler_field; + gint n_items; + + poppler_field = poppler_document_get_form_field (pdf_document->document, field->id); + if (!poppler_field) + return -1; + + n_items = poppler_form_field_choice_get_n_items (poppler_field); + g_object_unref (poppler_field); + + return n_items; +} + +static gboolean +pdf_document_forms_form_field_choice_is_item_selected (EvDocumentForms *document, + EvFormField *field, + gint index) +{ + PdfDocument *pdf_document = PDF_DOCUMENT (document); + PopplerFormField *poppler_field; + gboolean selected; + + poppler_field = poppler_document_get_form_field (pdf_document->document, field->id); + if (!poppler_field) + return FALSE; + + selected = poppler_form_field_choice_is_item_selected (poppler_field, index); + g_object_unref (poppler_field); + + return selected; +} + +static void +pdf_document_forms_form_field_choice_select_item (EvDocumentForms *document, + EvFormField *field, + gint index) +{ + PdfDocument *pdf_document = PDF_DOCUMENT (document); + PopplerFormField *poppler_field; + + poppler_field = poppler_document_get_form_field (pdf_document->document, field->id); + if (!poppler_field) + return; + + poppler_form_field_choice_select_item (poppler_field, index); + g_object_unref (poppler_field); +} + +static void +pdf_document_forms_form_field_choice_toggle_item (EvDocumentForms *document, + EvFormField *field, + gint index) +{ + PdfDocument *pdf_document = PDF_DOCUMENT (document); + PopplerFormField *poppler_field; + + poppler_field = poppler_document_get_form_field (pdf_document->document, field->id); + if (!poppler_field) + return; + + poppler_form_field_choice_toggle_item (poppler_field, index); + g_object_unref (poppler_field); +} + +static void +pdf_document_forms_form_field_choice_unselect_all (EvDocumentForms *document, + EvFormField *field) { - return PDF_DOCUMENT (g_object_new (PDF_TYPE_DOCUMENT, NULL)); + PdfDocument *pdf_document = PDF_DOCUMENT (document); + PopplerFormField *poppler_field; + + poppler_field = poppler_document_get_form_field (pdf_document->document, field->id); + if (!poppler_field) + return; + + poppler_form_field_choice_unselect_all (poppler_field); + g_object_unref (poppler_field); } + +static void +pdf_document_forms_form_field_choice_set_text (EvDocumentForms *document, + EvFormField *field, + const gchar *text) +{ + PdfDocument *pdf_document = PDF_DOCUMENT (document); + PopplerFormField *poppler_field; + + poppler_field = poppler_document_get_form_field (pdf_document->document, field->id); + if (!poppler_field) + return; + + poppler_form_field_choice_set_text (poppler_field, text); + g_object_unref (poppler_field); +} + +static gchar * +pdf_document_forms_form_field_choice_get_text (EvDocumentForms *document, + EvFormField *field) +{ + PdfDocument *pdf_document = PDF_DOCUMENT (document); + PopplerFormField *poppler_field; + gchar *text; + + poppler_field = poppler_document_get_form_field (pdf_document->document, field->id); + if (!poppler_field) + return NULL; + + text = poppler_form_field_choice_get_text (poppler_field); + g_object_unref (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; +} +