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一个带遮罩的阅读器
Tätä skriptiä ei tulisi asentaa suoraan. Se on kirjasto muita skriptejä varten sisällytettäväksi metadirektiivillä // @require https://update.greasyfork.org/scripts/450948/1102615/Reader.js.
class Reader {
constructor(document, id) {
this.attachedDiv = document.createElement('div');
this.attachedDiv.id = id;
document.documentElement.appendChild(this.attachedDiv);
GM_addStyle(`
html.ythReaderHTML,html.ythReaderHTML body{overflow: hidden;}
#${id}{z-index: 99999999999;position: fixed;left: 0;top: 0;}`);
this.root = this.attachedDiv.attachShadow({ mode: 'open' });
this.root.innerHTML = `
<style>
#readerWrap{}
#readerWin {
position: fixed;
width: 600px;
max-width: 90%;
height: 90vh;
z-index: 999999;
top: 0;
right: 0;
bottom: 0;
left: 0;
margin: auto;
}
#reader{
box-shadow: 1px 1px 3px 3px #333;
width:100%;
height:100%;
font-family: Inter,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;
display: flex;
flex-flow: column;
text-align: left;
}
#titleBar{
font-size:12px;
background-color: #7f7f7f;
display: flex;
align-items: center;
justify-content: space-between;
color: #000;
}
#reader pre {
font-family: inherit;
padding:5px;
font-size:16px;
height:100%;
background-color: #ccc;
overflow-y: scroll;
white-space: pre-wrap;
word-wrap: break-word;
margin: 0px;
}
#overlay {
position: fixed;
top: 0px;
left: 0px;
width: 100%;
height: 100%;
background-color: rgba(140,140,125,0.9);
z-index: 1;
}
#buttons{
float: right;
margin: 0px 5px 0px 0px;
height: 100%;
display: flex;
align-items: center;
flex-shrink: 0;
}
button{
margin: 0px 0px 0px 5px;
border: 1px solid #3e7615;
border-radius: 5px;
background-color: #b3c2a0;
}
button:hover{
background-color: #79c819;
}
#title{
font-size: 18px;
padding: 0px 0px 0px 10px;
margin: 0px;
float: left;
white-space: nowrap;
overflow: hidden;
text-overflow: ellipsis;
}
input{
padding: 0px;
width: 19px;
height: 18px;
border-radius: 5px;
border: 1px solid #3e7615;
}
#fontSize,#lineHeight{
width: 30px;
font-size: 12px;
}
</style>
<div id="readerWrap">
<div id="overlay"></div>
<div id="readerWin">
<div id="reader">
<div id="titleBar">
<span id="title">tt</span>
<span id="buttons">
大小<input type="number" min=12 max=50 id="fontSize" />
行距<input type="number" min=12 max=99 id="lineHeight" />
文字<input type="color" id="color" />
背景<input type="color" id="backgroundColor" />
<button id="btn1"></button>
<button id="btn2"></button>
<button id="closeBtn">✕</button>
</span>
</div>
<pre></pre>
</div>
</div>
</div>
`
this.pre = this.root.querySelector('pre');
this.title = this.root.getElementById('title');
this.closeBtn = this.root.getElementById('closeBtn');
this.btn1 = this.root.getElementById('btn1');
this.btn2 = this.root.getElementById('btn2');
this.fontSize = this.root.getElementById('fontSize');
this.fontSize.addEventListener('input', (e) => {
this.style.fontSize = e.target.value;
this.pre.style.fontSize = this.style.fontSize + 'px';
this.saveStyle();
})
this.lineHeight = this.root.getElementById('lineHeight');
this.lineHeight.addEventListener('input', (e) => {
this.style.lineHeight = e.target.value;
this.pre.style.lineHeight = this.style.lineHeight + 'px';
this.saveStyle();
})
this.color = this.root.getElementById('color');
this.color.addEventListener('input', (e) => {
this.pre.style.color = this.style.color = e.target.value;
this.saveStyle();
})
this.backgroundColor = this.root.getElementById('backgroundColor');
this.backgroundColor.addEventListener('input', (e) => {
this.pre.style.backgroundColor = this.style.backgroundColor = e.target.value;
this.saveStyle();
})
this.btn1.style.display = 'none';
this.btn2.style.display = 'none';
this.setVisible(false);
this.closeBtn.addEventListener('click', () => {
this.setVisible(false);
})
this.setStyle();
}
setStyle() {
this.style = GM_getValue('ReaderStyle') || {
fontSize: 12,
lineHeight: 20,
color: "#000000",
backgroundColor: "#cccccc"
};
this.pre.style.fontSize = this.style.fontSize + 'px';
this.pre.style.lineHeight = this.style.lineHeight + 'px';
this.pre.style.color = this.style.color;
this.pre.style.backgroundColor = this.style.backgroundColor;
this.fontSize.value = this.style.fontSize;
this.lineHeight.value = this.style.lineHeight;
this.color.value = this.style.color;
this.backgroundColor.value = this.style.backgroundColor;
}
saveStyle() {
GM_setValue('ReaderStyle', this.style);
}
setVisible(visible) {
this.visible = visible;
if (visible) {
this.attachedDiv.style.display = '';
document.documentElement.classList.add("ythReaderHTML");
} else {
this.attachedDiv.style.display = 'none';
document.documentElement.classList.remove("ythReaderHTML");
}
}
setReader(text, title, btn1Name, btn1Func, btn2Name, btn2Func) {
this.pre.textContent = text;
this.title.textContent = title;
this.title.title = title;
this.btn1.style.display = 'none';
this.btn1.style.display = 'none';
if (btn1Name && btn1Func) {
this.btn1.innerText = btn1Name;
this.btn1.onclick = btn1Func;
this.btn1.style.display = '';
}
if (btn2Name && btn2Func) {
this.btn2.innerText = btn2Name;
this.btn2.onclick = btn2Func;
this.btn2.style.display = '';
}
this.setVisible(true);
this.pre.scrollTo(0, 0);
return this;
}
}