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/*
* ==VimperatorPlugin==
* @name blinkelement.js
* @description blink specified elements.
* @description-ja 指定した要素を点滅させる。
* @author janus_wel <janus_wel@fb3.so-net.ne.jp>
* @version 0.20
* @minversion 2.0pre 2008/10/16
* ==/VimperatorPlugin==
*
* LICENSE
* New BSD License
*
* USAGE
* :blink {element[s] object}
* :bl
* -> blink specified element[s].
*
* :noblink
* :nobl
* -> clear blink all elements.
*
* SETTING
* blink_element_interval: interval time. default is 800 msec.
* blink_element_color: color for blink. default is red.
* blink_element_sparecolor: use this value when target's background color
* is same as color specified blink_element_color
* or default. default is cyan.
*
* EXAMPLE
* let blink_element_interval='500'
* let blink_element_color='green'
* let blink_element_opacity='0.7'
*
* :bl content.document.getElementsByTagName('A');
* :bl buffer.evaluateXPath('//a');
* :nobl
* */
( function () {
const interval = liberator.globalVariables.blink_element_interval || 800;
const color = liberator.globalVariables.blink_element_color || 'red';
const opacity = liberator.globalVariables.blink_element_opacity || 0.5;
const doc = content.document;
function setBlink(element) {
let div = doc.createElement('div');
div.className = 'vimp_plugin_blinkelement';
div.style.position = 'absolute';
div.style.display = 'block';
div.style.zIndex = 2147483647;
div.style.top = element.offsetTop + 'px';
div.style.left = element.offsetLeft + 'px';
div.style.width = element.offsetWidth + 'px';
div.style.height = element.offsetHeight + 'px';
div.style.backgroundColor = color;
div.style.opacity = opacity;
div.style.MozOpacity = opacity;
div.intervalId = setInterval(
function () {
let d = div.style.display;
div.style.display = (d === 'block' ? 'none' : 'block');
},
interval
);
doc.body.appendChild(div);
}
function clearBlink(element) {
if (element.intervalId) clearInterval(element.intervalId);
element.parentNode.removeChild(element);
}
commands.addUserCommand(
['blink', 'bl'],
'blink',
function (args) {
let arg = args.string;
let element;
try {
element = eval(arg);
}
catch (e) {
liberator.log(e);
liberator.echoerr(e);
}
if (!element) {
liberator.echoerr('specify element[s]');
return;
}
if (element instanceof HTMLCollection) {
for (let [, e] in Iterator(element)) setBlink(e);
}
else if (element instanceof XPathResult) {
for (let e in element) setBlink(e);
}
else if ('style' in element) {
setBlink(element);
}
else {
liberator.echoerr('specify element[s]');
}
},
{
completer: function (filter) completion.javascript(filter),
}
);
commands.addUserCommand(
['noblink', 'nobl'],
'no blink',
function () {
let divs = buffer.evaluateXPath('//div[contains(concat(" ", @class, " "), " vimp_plugin_blinkelement ")]');
for (let d in divs) clearBlink(d);
},
{}
);
})()
// vim: set sw=4 ts=4 et;
|
