static void page_size_get(int *width, int *height)
{
epdf_page_size_get(EWL_PDF(pdfwidget)->pdf_page, width, height);
switch(epdf_page_orientation_get(EWL_PDF(pdfwidget)->pdf_page)) {
case EPDF_PAGE_ORIENTATION_LANDSCAPE:
case EPDF_PAGE_ORIENTATION_SEASCAPE:
SWAP(int, width, height);
}
}
void calculate_margins()
{
int docwidth,docheight;
double hscale,vscale;
epdf_page_size_get (EWL_PDF(pdfwidget)->pdf_page,&docwidth,&docheight);
ewl_pdf_scale_get(EWL_PDF(pdfwidget),&hscale,&vscale);
leftmarge=((double)get_left_margin())/floor(((double)docwidth)*hscale);
rightmarge=((double)get_right_margin())/floor(((double)docwidth)*hscale);
fprintf(stderr,"%f %f",leftmarge,rightmarge);
}
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);
}
void resize_and_rescale(double scale)
{
int docwidth,docheight;
double docscale;
int sp_inner;
double ltrimpct=0.0,rtrimpct=0.0;
//ewl_object_maximum_h_set(EWL_OBJECT(pdfwidget),99999);
//ewl_object_minimum_h_set(EWL_OBJECT(pdfwidget),0);
sp_inner=CURRENT_W(scrollpane)-INSET_HORIZONTAL(scrollpane)-PADDING_HORIZONTAL(scrollpane);
//if(EWL_SCROLLPANE(scrollpane)->vflag)
// sp_inner-=CURRENT_W(EWL_OBJECT(EWL_SCROLLPANE(scrollpane)->vscrollbar));
//ewl_pdf_size_get(EWL_PDF(pdfwidget),&docwidth,&docheight);
epdf_page_size_get (EWL_PDF(pdfwidget)->pdf_page,&docwidth,&docheight);
if(fitmode==0)
docscale=((double)sp_inner)/((double)docwidth)*scale;
else if(fitmode==1)
{
ltrimpct=((double)get_settings()->ltrimpad)/((double)docwidth);
rtrimpct=((double)get_settings()->rtrimpad)/((double)docwidth);
docscale=((double)sp_inner)/((1.0-leftmarge+ltrimpct-rightmarge+rtrimpct)*((double)docwidth))*scale;
}
ewl_pdf_scale_set(EWL_PDF(pdfwidget),docscale,docscale);
//ewl_object_custom_w_set(EWL_OBJECT(pdfwidget),floor(((double)sp_inner)*scale));
//ewl_object_custom_w_set(EWL_OBJECT(pdfwidget),floor(((double)sp_inner)*scale));
//ewl_object_custom_h_set(EWL_OBJECT(pdfwidget),floor(((double)docheight)/((double)docwidth)*((double)sp_inner)*scale));
ewl_object_custom_w_set(EWL_OBJECT(pdfwidget),floor(((double)docwidth)*docscale));
ewl_object_custom_h_set(EWL_OBJECT(pdfwidget),floor(((double)docheight)*docscale));
//ewl_object_position_request(EWL_OBJECT(pdfwidget),0,0);
ewl_widget_configure(pdfwidget);
//ewl_object_custom_w_set(EWL_OBJECT(trimpane),floor(((double)docwidth)*docscale));
//ewl_object_custom_h_set(EWL_OBJECT(trimpane),floor(((double)docheight)*docscale));
ewl_object_custom_w_set(EWL_OBJECT(trimpane),floor(((double)sp_inner)*scale));
ewl_object_custom_h_set(EWL_OBJECT(trimpane),floor(((double)docheight)*docscale));
ewl_object_position_request(EWL_OBJECT(trimpane),0,0);
//ewl_object_place(EWL_OBJECT(pdfwidget),0,0,floor(((double)docwidth)*docscale),floor(((double)docheight)*docscale));
ewl_widget_configure(trimpane);
ewl_widget_configure(scrollpane);
if(fitmode==0)
ewl_scrollpane_hscrollbar_value_set(EWL_SCROLLPANE(trimpane),0.0);
else if(fitmode==1)
ewl_scrollpane_hscrollbar_value_set(EWL_SCROLLPANE(trimpane),(leftmarge-ltrimpct)/(leftmarge-ltrimpct+rightmarge-rtrimpct));
}
/**
* @param pdf the pdf widget to get the size of
* @param width width of the current page
* @param height height of the current page
* @brief get the size of the pdf @p pdf. If @p pdf is NULL,
* return a width equal to 0 and a height equal to 0
*/
void
ewl_pdf_pdf_size_get(Ewl_Pdf *pdf, int *width, int *height)
{
DENTER_FUNCTION(DLEVEL_STABLE);
DCHECK_PARAM_PTR(pdf);
DCHECK_TYPE(pdf, EWL_PDF_TYPE);
if (!pdf->pdf_page) {
if (width) *width = 0;
if (height) *height = 0;
DRETURN(DLEVEL_STABLE);
}
epdf_page_size_get(pdf->pdf_page, width, height);
DLEAVE_FUNCTION(DLEVEL_STABLE);
}
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;
}
Eina_List *
epdf_page_text_find (const Epdf_Page *page,
const char *text,
unsigned char is_case_sensitive)
{
Epdf_Rectangle *match;
TextOutputDev *output_dev;
Eina_List *matches = NULL;
double xMin, yMin, xMax, yMax;
int length;
int height;
if (!page || !text)
return NULL;
GooString tmp (text);
Unicode *s;
{
length = tmp.getLength();
s = (Unicode *)gmallocn(length, sizeof(Unicode));
bool anyNonEncoded = false;
for (int j = 0; j < length && !anyNonEncoded; ++j) {
s[j] = pdfDocEncoding[tmp.getChar(j) & 0xff];
if (!s[j]) anyNonEncoded = true;
}
if ( anyNonEncoded )
{
for (int j = 0; j < length; ++j) {
s[j] = tmp.getChar(j);
}
}
}
length = strlen (text);
output_dev = new TextOutputDev (NULL, 1, 0, 0);
epdf_page_size_get (page, NULL, &height);
page->page->display (output_dev, 72, 72, 0, false,
true, false,
page->doc->pdfdoc->getCatalog());
xMin = 0;
yMin = 0;
#warning you probably want to add backwards as parameters
while (output_dev->findText (s, tmp.getLength (),
0, 1, // startAtTop, stopAtBottom
1, 0, // startAtLast, stopAtLast
is_case_sensitive, 0, // caseSensitive, backwards
&xMin, &yMin, &xMax, &yMax)) {
match = (Epdf_Rectangle *)malloc (sizeof (Epdf_Rectangle));
match->x1 = xMin;
match->y1 = yMin;//height - yMax;
match->x2 = xMax;
match->y2 = yMax;//height - yMin;
matches = eina_list_append (matches, match);
}
delete output_dev;
return matches;
}
