mirrors/zathura
1
0
Fork 0
mirror of https://git.pwmt.org/pwmt/zathura.git synced 2024-09-21 19:51:25 +02:00
Code Issues Packages Projects Releases Wiki Activity

use the new document functions in link evaluation

Browse Source 
We now use the data available on the document object to compute the
exact positioning of the link target.

This way we get rid of page_calculate_offset, which uses explicit GTK
calls.
This commit is contained in:
Abdo Roig-Maranges 2013-10-22 23:19:07 +02:00
parent 4a75efd4f2
commit efc7d23f92
1 changed files with 33 additions and 19 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

52
links.c
View File

@ -11,6 +11,7 @@
#include "zathura.h" #include "zathura.h"
#include "document.h" #include "document.h"
#include "utils.h" #include "utils.h"
#include "page.h"
struct zathura_link_s { struct zathura_link_s {
zathura_rectangle_t position; /**< Position of the link */ zathura_rectangle_t position; /**< Position of the link */
@ -140,34 +141,47 @@ zathura_link_evaluate(zathura_t* zathura, zathura_link_t* link)
return; return;
} }
page_offset_t offset; /* compute the position with the page aligned to the top and left
page_calculate_offset(zathura, page, &offset); of the viewport */
double pos_x=0, pos_y=0;
page_number_to_position(zathura->document, link->target.page_number,
0.0, 0.0, &pos_x, &pos_y);
if (link->target.destination_type == ZATHURA_LINK_DESTINATION_XYZ) { /* correct to place the target position at the top of the viewport */
if (link->target.left != -1) { /* NOTE: link->target is in page units, needs to be scaled and rotated */
offset.x += link->target.left * zathura_document_get_scale(zathura->document); unsigned int cell_height=0, cell_width=0;
} zathura_document_get_cell_size(zathura->document, &cell_height, &cell_width);
if (link->target.top != -1) { unsigned int doc_height=0, doc_width=0;
offset.y += link->target.top * zathura_document_get_scale(zathura->document); zathura_document_get_document_size(zathura->document, &doc_height, &doc_width);
}
}
zathura_jumplist_add(zathura);
/* jump to the page */
page_set(zathura, link->target.page_number);
/* move to the target position */
bool link_hadjust = true; bool link_hadjust = true;
girara_setting_get(zathura->ui.session, "link-hadjust", &link_hadjust); girara_setting_get(zathura->ui.session, "link-hadjust", &link_hadjust);
if (link_hadjust == true) { /* scale and rotate */
position_set(zathura, offset.x, offset.y); double scale = zathura_document_get_scale(zathura->document);
double shiftx = link->target.left * scale / (double)cell_width;
double shifty = link->target.top * scale / (double)cell_height;
page_calc_position(zathura->document, shiftx, shifty, &shiftx, &shifty);
/* shift the position or set to auto */
if (link->target.destination_type == ZATHURA_LINK_DESTINATION_XYZ &&
link->target.left != -1 && link_hadjust == true) {
pos_x += shiftx / (double)doc_width;
} else { } else {
position_set(zathura, -1, offset.y); pos_x = -1; /* -1 means automatic */
} }
if (link->target.destination_type == ZATHURA_LINK_DESTINATION_XYZ &&
link->target.top != -1) {
pos_y += shifty / (double)doc_height;
} else {
pos_y = -1; /* -1 means automatic */
}
/* move to position */
zathura_jumplist_add(zathura);
position_set(zathura, pos_x, pos_y);
zathura_jumplist_add(zathura); zathura_jumplist_add(zathura);
} }
break; break;