return [null,null];
}
+function parse_image_num(url, default_value) {
+ var url_array = (window.location.toString().split("#"));
+ if (url_array.length != 2) {
+ return default_value;
+ }
+
+ var num = parseInt(url_array[1]);
+ if (num > 1 && num <= global_image_list.length) { // and then num != NaN
+ return (num - 1);
+ } else {
+ return default_value;
+ }
+}
+
/*
* pr0n can resize to any size we'd like, but we're much more likely
* to have this set of fixed-resolution screens cached, so to increase
}
if (screen_size[0] >= width && screen_size[1] >= height) {
- return fixed_sizes[i];
+ // be sure _not_ to return a reference
+ return [ fixed_sizes[i][0], fixed_sizes[i][1], width, height ];
}
}
return [ 80, 64 ];
}
-
+
function display_image(width, height, evt, filename, element_id)
{
var url = "http://" + global_vhost + "/" + evt + "/" + width + "x" + height + "/" + global_infobox + filename;
}
var img = display_image(adjusted_size[0], adjusted_size[1], global_image_list[num][0], global_image_list[num][1], element_id);
+
if (element_id == "image") {
+ // we want to shrink the box as much as possible if we know the true
+ // size of the image
center_image(num);
+
+ // replace the anchor part (if any) with the image number
+ var baseurl = (window.location.toString().split("#"))[0];
+ window.location = baseurl + "#" + (num+1);
}
+
return img;
}
function center_image(num)
{
var screen_size = find_width();
- var adjusted_size;
+ var width, height;
if (global_image_list[num][2] == -1) {
// no size information, use our pessimal guess
- adjusted_size = max_image_size(screen_size);
+ var adjusted_size = max_image_size(screen_size);
+ width = adjusted_size[0];
+ height = adjusted_size[1];
} else {
- adjusted_size = pick_image_size(screen_size, [ global_image_list[num][2], global_image_list[num][3] ]);
- }
-
- // crop the div to the screen
- if (adjusted_size[0] > screen_size[0]) {
- adjusted_size[0] = screen_size[0];
- }
- if (adjusted_size[1] > screen_size[1]) {
- adjusted_size[1] = screen_size[1];
+ // use the exact information
+ var adjusted_size = pick_image_size(screen_size, [ global_image_list[num][2], global_image_list[num][3] ]);
+ width = adjusted_size[2];
+ height = adjusted_size[3];
}
// center the image on-screen
var main = document.getElementById("main");
main.style.position = "absolute";
- main.style.left = (screen_size[0] - adjusted_size[0]) / 2 + "px";
- main.style.top = (screen_size[1] - adjusted_size[1]) / 2 + "px";
- main.style.width = adjusted_size[0] + "px";
- main.style.height = adjusted_size[1] + "px";
- main.style.lineHeight = adjusted_size[1] + "px";
-
+ main.style.left = (screen_size[0] - width) / 2 + "px";
+ main.style.top = (screen_size[1] - height) / 2 + "px";
+ main.style.width = width + "px";
+ main.style.height = height + "px";
+ main.style.lineHeight = height + "px";
}
function relayout()
if (can_go_next()) {
prepare_preload(img, global_image_num + 1);
}
-
- center_image(global_image_num);
set_opacity("previous", can_go_previous() ? 0.7 : 0.1);
set_opacity("next", can_go_next() ? 0.7 : 0.1);