diff options
Diffstat (limited to 'pdf')
| -rw-r--r-- | pdf/xpdf/pdf-document.cc | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/pdf/xpdf/pdf-document.cc b/pdf/xpdf/pdf-document.cc index a25f663..be15d7c 100644 --- a/pdf/xpdf/pdf-document.cc +++ b/pdf/xpdf/pdf-document.cc @@ -1,3 +1,4 @@ +/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8; c-indent-level: 8 -*- */ /* pdfdocument.h: Implementation of EvDocument for PDF * Copyright (C) 2004, Red Hat, Inc. * @@ -271,6 +272,88 @@ pdf_document_render (EvDocument *document, draw.width, draw.height); } +void +pdf_document_begin_find (EvDocument *document, + const char *search_string, + gboolean case_sensitive) +{ + /* FIXME make this incremental (idle handler) and multi-page */ + /* Right now it's fully synchronous plus only does the current page */ + + PdfDocument *pdf_document = PDF_DOCUMENT (document); + gunichar *ucs4; + glong ucs4_len; + int xMin, yMin, xMax, yMax; + GArray *results; + EvFindResult result; + + /* FIXME case_sensitive (right now XPDF + * code is always case insensitive for ASCII + * and case sensitive for all other languaages) + */ + + g_assert (sizeof (gunichar) == sizeof (Unicode)); + ucs4 = g_utf8_to_ucs4_fast (search_string, -1, + &ucs4_len); + + results = g_array_new (FALSE, + FALSE, + sizeof (EvFindResult)); + + if (pdf_document->out->findText (ucs4, ucs4_len, + gTrue, gTrue, // startAtTop, stopAtBottom + gFalse, gFalse, // startAtLast, stopAtLast + &xMin, &yMin, &xMax, &yMax)) { + + result.page_num = pdf_document->page; + + result.highlight_area.x = xMin; + result.highlight_area.y = yMin; + result.highlight_area.width = xMax - xMin; + result.highlight_area.height = yMax - yMin; + + g_array_append_val (results, result); + + /* Now find further results */ + + while (pdf_document->out->findText (ucs4, ucs4_len, + gFalse, gTrue, + gTrue, gFalse, + &xMin, &yMin, &xMax, &yMax)) { + + result.page_num = pdf_document->page; + + result.highlight_area.x = xMin; + result.highlight_area.y = yMin; + result.highlight_area.width = xMax - xMin; + result.highlight_area.height = yMax - yMin; + + g_array_append_val (results, result); + } + } + + ev_document_found (document, + (EvFindResult*) results->data, + results->len, + 1.0); + + g_array_free (results, TRUE); +} + +void +pdf_document_end_find (EvDocument *document) +{ + PdfDocument *pdf_document = PDF_DOCUMENT (document); + + /* FIXME this will do something once begin_find queues + * an incremental find + */ + + // this should probably be shared among EvDocument + // implementations somehow? + ev_document_found (document, NULL, 0, 1.0); +} + static void pdf_document_finalize (GObject *object) { @@ -306,6 +389,8 @@ pdf_document_document_iface_init (EvDocumentIface *iface) iface->set_page_offset = pdf_document_set_page_offset; iface->get_page_size = pdf_document_get_page_size; iface->render = pdf_document_render; + iface->begin_find = pdf_document_begin_find; + iface->end_find = pdf_document_end_find; } static void |