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preview Pinterest img
// ==UserScript==
// @name Pinterest img preview
// @include https://www.pinterest.jp/*
// @match https://stackoverflow.com/questions/*
// @require https://code.jquery.com/jquery-3.5.1.min.js
// @description preview Pinterest img
// @noframes
// @version 1.0.0
// @grant GM_addStyle
// @namespace http://greasyfork.icu/users/669061
// ==/UserScript==
var imgDiv = document.createElement("div");
imgDiv.id = "pinterest-img-box";
imgDiv.style.background = "#ffffff";
imgDiv.style.top = "0px";
imgDiv.style.left = "0px";
imgDiv.style.right = "auto";
imgDiv.style.bottom = "auto";
imgDiv.style.position = "fixed";
//imgDiv.style.border = "1px solid #000";
imgDiv.style.color = "red";
imgDiv.style.zIndex = 2147483647;
var img = document.createElement("img");
img.id = "pinterest-img";
img.style.background = "#ffffff";
img.style.top = "auto";
img.style.left = "auto";
img.style.right = "auto";
img.style.bottom = "auto";
img.style.position = "fixed !important";
img.style.border = "1px solid #000";
img.style.color = "red";
imgDiv.append(img);
document.body.append(imgDiv);
waitForKeyElements("img", listLinks);
function listLinks (jNode) {
jNode.on({
mouseenter: function (e) {
var regx = new RegExp(".*3x,(.*?) 4x.*?");
if(regx.test(jNode.attr("srcset"))){
var imgUrl = regx.exec(jNode.attr("srcset"))[1];
console.log("------------img:", imgUrl);
//jNode.attr("src",imgUrl);
$("#pinterest-img-box").css("display","block");
$("#pinterest-img").attr("src",imgUrl);
// Get on screen image
var theImage = new Image();
theImage.src = imgUrl
var imageWidth = theImage.width;
var imageHeight = theImage.height;
var realWidth = $(window).width();
var realHeight = $(window).height();
$("#pinterest-img-box").css("width", "auto");
$("#pinterest-img-box").css("height", "auto");
var scaleX = 100;
var scaleY = 100;
if(imageWidth > realWidth){
scaleX = Math.floor(realWidth*100 /imageWidth)
}
if(imageHeight > realHeight){
scaleY = Math.floor(realHeight*100 /imageHeight)
}
console.log("--scale:"+scaleX+' '+scaleY);
if(scaleX > scaleY){
scaleX = scaleY;
}
if(scaleX != 100){
imageWidth = Math.floor(imageWidth * scaleX /100)
imageHeight = Math.floor(imageHeight * scaleX /100)
$("#pinterest-img-box").css("width", imageWidth);
$("#pinterest-img-box").css("height", imageHeight);
}
console.log("--img-box:"+imageWidth+' '+imageHeight);
var mouseX=e.clientX;
var mouseY=e.clientY;
if(2*mouseX < realWidth){
$("#pinterest-img-box").css("left",(mouseX + 10)+"px");
$("#pinterest-img-box").css("right","auto");
}else{
$("#pinterest-img-box").css("right",(realWidth - mouseX+10)+"px");
$("#pinterest-img-box").css("left","auto");
}
if(2*mouseY < realHeight){
if(imageHeight > realHeight - mouseY){
$("#pinterest-img-box").css("top","auto");
$("#pinterest-img-box").css("bottom","10px");
}else{
$("#pinterest-img-box").css("top",(mouseY +10)+"px");
$("#pinterest-img-box").css("bottom","auto");
}
}else{
if(imageHeight > mouseY){
$("#pinterest-img-box").css("bottom","auto");
$("#pinterest-img-box").css("top","10px");
}else{
$("#pinterest-img-box").css("bottom",(realHeight - mouseY + 10)+"px");
$("#pinterest-img-box").css("top","auto");
}
}
//$('body').mousemove(function(e) {
//console.log(mouseX+' '+mouseY);
//})
}
//console.log ("Found img src: ", jNode.attr("src")," img srcset: ", jNode.attr("srcset")," img currentSrc: ", jNode.attr("currentSrc"));
//console.log("Node:",jNode);
},
mouseleave: function () {
$("#pinterest-img-box").css("display","none");
}
});
}
function waitForKeyElements (
selectorTxt, /* Required: The jQuery selector string that
specifies the desired element(s).
*/
actionFunction, /* Required: The code to run when elements are
found. It is passed a jNode to the matched
element.
*/
bWaitOnce, /* Optional: If false, will continue to scan for
new elements even after the first match is
found.
*/
iframeSelector /* Optional: If set, identifies the iframe to
search.
*/
) {
var targetNodes, btargetsFound;
if (typeof iframeSelector == "undefined")
targetNodes = $(selectorTxt);
else
targetNodes = $(iframeSelector).contents ()
.find (selectorTxt);
if (targetNodes && targetNodes.length > 0) {
btargetsFound = true;
/*--- Found target node(s). Go through each and act if they
are new.
*/
targetNodes.each ( function () {
var jThis = $(this);
var alreadyFound = jThis.data ('alreadyFound') || false;
if (!alreadyFound) {
//--- Call the payload function.
var cancelFound = actionFunction (jThis);
if (cancelFound)
btargetsFound = false;
else
jThis.data ('alreadyFound', true);
}
} );
}
else {
btargetsFound = false;
}
//--- Get the timer-control variable for this selector.
var controlObj = waitForKeyElements.controlObj || {};
var controlKey = selectorTxt.replace (/[^\w]/g, "_");
var timeControl = controlObj [controlKey];
//--- Now set or clear the timer as appropriate.
if (btargetsFound && bWaitOnce && timeControl) {
//--- The only condition where we need to clear the timer.
clearInterval (timeControl);
delete controlObj [controlKey]
}
else {
//--- Set a timer, if needed.
if ( ! timeControl) {
timeControl = setInterval ( function () {
waitForKeyElements ( selectorTxt,
actionFunction,
bWaitOnce,
iframeSelector
);
},
300
);
controlObj [controlKey] = timeControl;
}
}
waitForKeyElements.controlObj = controlObj;
}