[ 120, 96 ],
[ 80, 64 ]
];
+ var i;
for (i = 0; i < fixed_sizes.length; ++i) {
- if (size[0] >= fixed_sizes[i][0] && size[1] >= fixed_sizes[i][1])
+ if (size[0] >= fixed_sizes[i][0] && size[1] >= fixed_sizes[i][1]) {
return fixed_sizes[i];
+ }
}
return [ 80, 64 ];
}
function display_image(width, height, evt, filename, element_id)
{
- var url = "http://" + global_vhost + "/" + evt + "/" + width + "x" + height + "/" + filename;
+ var url = "http://" + global_vhost + "/" + evt + "/" + width + "x" + height + "/" + global_infobox + filename;
var img = document.getElementById(element_id);
- if (img != null) {
- img.src = "";
+ if (img !== null) {
+ img.src = "data:";
img.parentNode.removeChild(img);
}
{
// cancel any pending preload
var preload = document.getElementById("preload");
- if (preload != null) {
- preload.src = "";
+ if (preload !== null) {
+ preload.src = "data:";
preload.parentNode.removeChild(preload);
}
}
}
-function relayout()
+function can_go_next()
{
- var size = find_width();
- var adjusted_size = reduce_to_fixed_width(size);
-
- var img = display_image(adjusted_size[0], adjusted_size[1], global_evt, global_image_list[global_image_num], "image");
- if (can_go_next()) {
- prepare_preload(img, adjusted_size[0], adjusted_size[1], global_evt, global_image_list[global_image_num + 1]);
- }
-
- // center the image on-screen
- var main = document.getElementById("main");
- main.style.position = "absolute";
- main.style.left = (size[0] - adjusted_size[0]) / 2 + "px";
- main.style.top = (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";
+ return (global_image_num < global_image_list.length - 1);
+}
- set_opacity("previous", can_go_previous() ? 0.7 : 0.1);
- set_opacity("next", can_go_next() ? 0.7 : 0.1);
- set_opacity("close", 0.7);
+function can_go_previous()
+{
+ return (global_image_num > 0);
}
function set_opacity(id, amount)
}
}
-function can_go_previous()
+function relayout()
{
- return (global_image_num > 0);
+ var size = find_width();
+ var adjusted_size = reduce_to_fixed_width(size);
+
+ var img = display_image(adjusted_size[0], adjusted_size[1], global_image_list[global_image_num][0], global_image_list[global_image_num][1], "image");
+ if (can_go_next()) {
+ prepare_preload(img, adjusted_size[0], adjusted_size[1], global_image_list[global_image_num + 1][0], global_image_list[global_image_num + 1]);
+ }
+
+ // center the image on-screen
+ var main = document.getElementById("main");
+ main.style.position = "absolute";
+ main.style.left = (size[0] - adjusted_size[0]) / 2 + "px";
+ main.style.top = (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";
+
+ set_opacity("previous", can_go_previous() ? 0.7 : 0.1);
+ set_opacity("next", can_go_next() ? 0.7 : 0.1);
+ set_opacity("close", 0.7);
}
function go_previous()
{
- if (!can_go_previous())
+ if (!can_go_previous()) {
return;
+ }
--global_image_num;
var adjusted_size = reduce_to_fixed_width(find_width());
- var img = display_image(adjusted_size[0], adjusted_size[1], global_evt, global_image_list[global_image_num], "image");
+ var img = display_image(adjusted_size[0], adjusted_size[1], global_image_list[global_image_num][0], global_image_list[global_image_num][1], "image");
if (can_go_previous()) {
set_opacity("previous", 0.7);
- prepare_preload(img, adjusted_size[0], adjusted_size[1], global_evt, global_image_list[global_image_num - 1]);
+ prepare_preload(img, adjusted_size[0], adjusted_size[1], global_image_list[global_image_num - 1][0], global_image_list[global_image_num - 1][1]);
} else {
set_opacity("previous", 0.1);
}
set_opacity("next", can_go_next() ? 0.7 : 0.1);
}
-function can_go_next()
-{
- return (global_image_num < global_image_list.length - 1);
-}
-
function go_next()
{
- if (!can_go_next())
+ if (!can_go_next()) {
return;
+ }
++global_image_num;
var adjusted_size = reduce_to_fixed_width(find_width());
- var img = display_image(adjusted_size[0], adjusted_size[1], global_evt, global_image_list[global_image_num], "image");
+ var img = display_image(adjusted_size[0], adjusted_size[1], global_image_list[global_image_num][0], global_image_list[global_image_num][1], "image");
if (can_go_next()) {
set_opacity("next", 0.7);
- prepare_preload(img, adjusted_size[0], adjusted_size[1], global_evt, global_image_list[global_image_num + 1]);
+ prepare_preload(img, adjusted_size[0], adjusted_size[1], global_image_list[global_image_num + 1][0], global_image_list[global_image_num + 1][1]);
} else {
set_opacity("next", 0.1);
}
set_opacity("previous", can_go_previous() ? 0.7 : 0.1);
}
+function do_close()
+{
+ window.location = global_return_url;
+}
+
+function draw_text(msg)
+{
+ // remove any text we might have left
+ var text = document.getElementById("text");
+ if (text !== null) {
+ text.parentNode.removeChild(text);
+ }
+
+ text = document.createElement("p");
+ text.id = "text";
+ text.style.position = "absolute";
+ text.style.color = "white";
+ text.style.lineHeight = "24px";
+ text.style.font = "24px verdana, arial, sans-serif";
+ text.innerHTML = msg;
+
+ var main = document.getElementById("main");
+ main.appendChild(text);
+
+ text.style.left = (main.clientWidth - text.clientWidth) / 2 + "px";
+ text.style.top = (main.clientHeight - text.clientHeight) / 2 + "px";
+}
+
+function fade_text(opacity)
+{
+ set_opacity("text", opacity);
+ if (opacity > 0.0) {
+ opacity -= 0.03;
+ if (opacity < 0.0) {
+ opacity = 0.0;
+ }
+ setTimeout("fade_text(" + opacity + ")", 30);
+ } else {
+ var text = document.getElementById("text");
+ if (text !== null) {
+ text.parentNode.removeChild(text);
+ }
+ }
+}
+
+function select_image(evt, filename)
+{
+ if (!req) {
+ return;
+ }
+
+ draw_text("Selecting " + filename + "...");
+
+ req.open("POST", "http://" + global_vhost + "/select", false);
+ req.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
+ req.send("mode=single&event=" + evt + "&filename=" + filename);
+
+ setTimeout("fade_text(0.99)", 30);
+}
+
function key_down(which)
{
if (which == 39) { // right
set_opacity("close", 0.7);
do_close();
} else if (which == 32 && global_select) { // space
- select_image(global_image_list[global_image_num]);
+ select_image(global_image_list[global_image_num][0], global_image_list[global_image_num][1]);
}
}
-function select_image(filename)
-{
- if (!req)
- return;
-
- draw_text("Selecting " + filename + "...");
-
- req.open("POST", "http://" + global_vhost + "/select", false);
- req.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
- req.send("mode=single&event=" + global_evt + "&filename=" + filename);
-
- setTimeout("fade_text(0.99)", 30);
-}
-
-function fade_text(opacity)
-{
- set_opacity("text", opacity);
- if (opacity > 0.0) {
- opacity -= 0.03;
- if (opacity < 0.0)
- opacity = 0.0;
- setTimeout("fade_text(" + opacity + ")", 30);
- } else {
- var text = document.getElementById("text");
- if (text != null) {
- text.parentNode.removeChild(text);
- }
- }
-}
-
-function do_close()
-{
- window.location = global_return_url;
-}
-
-function draw_text(msg)
-{
- // remove any text we might have left
- var text = document.getElementById("text");
- if (text != null) {
- text.parentNode.removeChild(text);
- }
-
- text = document.createElement("p");
- text.id = "text";
- text.style.position = "absolute";
- text.style.color = "white";
- text.style.lineHeight = "24px";
- text.style.font = "24px verdana, arial, sans-serif";
- text.innerHTML = msg;
-
- var main = document.getElementById("main");
- main.appendChild(text);
-
- text.style.left = (main.clientWidth - text.clientWidth) / 2 + "px";
- text.style.top = (main.clientHeight - text.clientHeight) / 2 + "px";
-}
-
// enable the horrible horrible IE PNG hack
function ie_png_hack()
{