2020/2/22 下午4:38:25
// ==UserScript==
// @name S1长图缩小
// @namespace Violentmonkey Scripts
// @match *://*.saraba1st.com/2b/*
// @grant none
// @version 2.3
// @author -
// @run-at document-idle
// @description 2020/2/22 下午4:38:25
// ==/UserScript==
function scale() {
Array.from(document.querySelectorAll('.pct')).map(el => {
Array.from(el.querySelectorAll('img')).map(pic => {
if (pic.naturalHeight > 300 && pic.flag != 1) {
pic.height = 300
pic.removeAttribute('width')
}
else if(pic.naturalWidth > 300 && pic.naturalHeight > 300 && pic.flag != 1){
pic.height = 300
pic.removeAttribute('width')
}
pic.onclick = function () {
large(this)
}
if (pic.parentElement.tagName == 'A') {
pic.parentElement.removeAttribute('href')
}
})
})
}
function large(pic) {
if (pic.flag != 1 && pic.naturalWidth <= 800) {
pic.viewWidth = pic.width
pic.viewHeight = pic.height
pic.width = pic.naturalWidth
pic.height = pic.naturalHeight
pic.flag = 1
}
else if (pic.flag != 1 && pic.naturalWidth > 800) {
pic.viewWidth = pic.width
pic.viewHeight = pic.height
pic.width = 800
pic.height = pic.naturalHeight / pic.naturalWidth * 800
pic.flag = 1
}
else {
pic.width = pic.viewWidth
pic.height = pic.viewHeight
pic.flag = 0
// window.scrollBy(0, (pic.height - pic.naturalHeight)/3)
}
}
scale()
window.addEventListener('scroll', scale)