static void
_generate_thumb(Ethumb *e)
{
Epdf_Document *document;
Epdf_Page *page;
Evas_Object *o;
const char *src_path;
int w, h, ww, hh;
int fx, fy, fw, fh;
unsigned int npages, pagenum;
ethumb_file_get(e, &src_path, NULL);
document = epdf_document_new(src_path);
if (!document)
{
fprintf(stderr, "ERROR: could not read document: %s\n", src_path);
ethumb_finished_callback_call(e, 0);
return;
}
page = epdf_page_new(document);
if (!page)
{
fprintf(stderr, "ERROR: could not read document: %s\n", src_path);
epdf_document_delete(document);
ethumb_finished_callback_call(e, 0);
return;
}
npages = epdf_document_page_count_get(document);
pagenum = ethumb_document_page_get(e);
if (pagenum < npages)
epdf_page_page_set(page, pagenum);
epdf_page_size_get(page, &w, &h);
ethumb_calculate_aspect(e, w, h, &ww, &hh);
ethumb_plugin_image_resize(e, ww, hh);
o = evas_object_image_add(ethumb_evas_get(e));
epdf_page_render(page, o);
evas_object_resize(o, ww, hh);
evas_object_move(o, 0, 0);
ethumb_calculate_fill(e, w, h, &fx, &fy, &fw, &fh);
evas_object_image_fill_set(o, fx, fy, fw, fh);
evas_object_show(o);
ethumb_image_save(e);
evas_object_del(o);
epdf_page_delete(page);
epdf_document_delete(document);
ethumb_finished_callback_call(e, 1);
}
int
main (int argc, char *argv[])
{
Ecore_Evas *ee;
Evas *evas;
Evas_Object *o;
Epdf_Document *document;
Epdf_Page *page;
int page_number;
int width;
int height;
if (argc < 3) {
printf ("\nUsage: %s filename page_number\n\n", argv[0]);
return EXIT_FAILURE;
}
if (!epdf_init ()) {
printf ("Epdf can't be initialized\n");
return EXIT_FAILURE;
}
document = epdf_document_new (argv[1]);
if (!document) {
printf ("Bad pdf file\n");
goto epdf_shutdown;
}
sscanf (argv[2], "%d", &page_number);
if (page_number >= epdf_document_page_count_get (document)) {
printf ("Page number exceeds the page count of the PDF document\n");
goto document_delete;
}
page = epdf_page_new (document);
if (!page) {
printf ("Bad page\n");
goto document_delete;
}
epdf_page_page_set (page, page_number);
epdf_page_size_get (page, &width, &height);
document_info_print (document, page);
if (!ecore_evas_init())
goto page_delete;
ee = ecore_evas_new ("software_x11", 0, 0, width, height, NULL);
/* these tests can be improved... */
if (!ee) {
printf ("Can not find Software X11 engine. Trying DirectDraw engine...\n");
ee = ecore_evas_software_ddraw_new (NULL, 0, 0, width, height);
if (!ee) {
printf ("Can not find DirectDraw engine...\n");
printf ("Exiting...\n");
goto ecore_evas_shutdown;
}
}
ecore_event_handler_add (ECORE_EVENT_SIGNAL_EXIT, app_signal_exit, NULL);
ecore_evas_callback_delete_request_set (ee, app_delete_request);
ecore_evas_title_set (ee, "Evas Pdf Test");
ecore_evas_name_class_set (ee, "evas_pdf_test", "test_evas_pdf");
ecore_evas_callback_resize_set (ee, app_resize);
ecore_evas_show (ee);
evas = ecore_evas_get (ee);
o = evas_object_image_add (evas);
evas_object_move (o, 0, 0);
epdf_page_render (page, o);
evas_object_show (o);
ecore_main_loop_begin ();
epdf_page_delete (page);
epdf_document_delete (document);
ecore_evas_shutdown ();
epdf_shutdown ();
return EXIT_SUCCESS;
ecore_evas_shutdown:
ecore_evas_shutdown ();
page_delete:
epdf_page_delete (page);
document_delete:
epdf_document_delete (document);
epdf_shutdown:
epdf_shutdown ();
return EXIT_FAILURE;
}
/**
* @param pdf the pdf widget to change the displayed pdf
* @param filename: the path to the new pdf to be displayed by @a pdf
* @return 0 on failure, 1 otherwise.
* @brief Change the pdf file displayed by an pdf widget
*
* Set the pdf displayed by @a pdf to the one found at the filename @a filename. If an
* edje is used, a minimum size should be specified in the edje or the code.
*/
int
ewl_pdf_file_set(Ewl_Pdf *pdf, const char *filename)
{
Ewl_Widget *w;
DENTER_FUNCTION(DLEVEL_STABLE);
DCHECK_PARAM_PTR_RET(pdf, FALSE);
DCHECK_TYPE(pdf, EWL_PDF_TYPE);
w = EWL_WIDGET(pdf);
if (!filename || (filename[0] == '\0'))
DRETURN_INT(FALSE, DLEVEL_STABLE);
if (pdf->filename != filename) {
IF_FREE(pdf->filename);
}
if (pdf->pdf_index) {
epdf_index_delete(pdf->pdf_index);
pdf->pdf_index = NULL;
}
if (pdf->pdf_page) {
epdf_page_delete(pdf->pdf_page);
pdf->pdf_page = NULL;
}
if (pdf->pdf_document) {
epdf_document_delete(pdf->pdf_document);
pdf->pdf_document = NULL;
}
pdf->filename = strdup(filename);
pdf->search.o = NULL;
pdf->search.text = NULL;
pdf->search.list = NULL;
pdf->search.page = -1;
pdf->search.is_case_sensitive = FALSE;
pdf->search.is_circular = FALSE;
/*
* Load the new PDF document
*/
pdf->pdf_document = epdf_document_new(pdf->filename);
if (!pdf->pdf_document)
DRETURN_INT(FALSE, DLEVEL_STABLE);
pdf->pdf_page = epdf_page_new(pdf->pdf_document);
if (!pdf->pdf_page) {
epdf_document_delete(pdf->pdf_document);
pdf->pdf_document = NULL;
DRETURN_INT(FALSE, DLEVEL_STABLE);
}
pdf->pdf_index = epdf_index_new(pdf->pdf_document);
if (REALIZED(w)) {
ewl_widget_obscure(w);
ewl_widget_reveal(w);
}
DRETURN_INT(TRUE, DLEVEL_STABLE);
}
