// ==UserScript==
// @name           最美字迹放大镜
// @version         1.0
// @description  在鼠标划过文本时显示悬浮放大的效果，带有亚克力模糊背景。提供更多个性化设置选项。
// @author         hiisme
// @match          *://*/*
// @grant           GM_registerMenuCommand
// @grant           GM_setValue
// @grant           GM_getValue
// @namespace https://greasyfork.org/users/217852
// ==/UserScript==
(async () => {
'use strict';
// 默认设置
const defaultSettings = {
fontSize: GM_getValue('fontSize', '24px'),
textColor: GM_getValue('textColor', '#000000'),
borderColor: GM_getValue('borderColor', '#ccc'),
transitionDuration: GM_getValue('transitionDuration', '0.3s'),
acrylicBlur: GM_getValue('acrylicBlur', true),
noBorder: GM_getValue('noBorder', false),
textOpacity: GM_getValue('textOpacity', 1),
backgroundOpacity: GM_getValue('backgroundOpacity', 0.2),
acrylicStrength: GM_getValue('acrylicStrength', 10),
fontWeight: GM_getValue('fontWeight', 'normal')
};
let settings = { ...defaultSettings };
// 创建悬浮放大的文本容器
const zoomBox = document.createElement('div');
Object.assign(zoomBox.style, {
position: 'absolute',
padding: '5px',
color: settings.textColor,
border: settings.noBorder ? 'none' : `1px solid ${settings.borderColor}`,
borderRadius: '5px',
boxShadow: '0 0 10px rgba(0, 0, 0, 0.2)',
pointerEvents: 'none',
zIndex: '10000',
display: 'none',
fontSize: settings.fontSize,
fontWeight: settings.fontWeight,
transition: `transform ${settings.transitionDuration} ease-out, opacity ${settings.transitionDuration} ease-out`,
transform: 'scale(0.9)',
opacity: settings.textOpacity,
backgroundColor: `rgba(255, 255, 255, ${settings.backgroundOpacity})`,
backdropFilter: settings.acrylicBlur ? `blur(${settings.acrylicStrength}px)` : 'none',
webkitBackdropFilter: settings.acrylicBlur ? `blur(${settings.acrylicStrength}px)` : 'none'
});
document.body.appendChild(zoomBox);
let currentElement = null; // 当前的元素引用
let currentLineIndex = -1; // 当前显示的行索引
// 获取元素的每一行文本内容
const getTextLinesFromElement = (element) => {
return Array.from(element.childNodes)
.filter(node => node.nodeType === Node.TEXT_NODE || (node.nodeType === Node.ELEMENT_NODE && node.tagName.toLowerCase() === 'br'))
.reduce((acc, node) => {
if (node.nodeType === Node.TEXT_NODE) {
acc.push(node.textContent.trim());
} else if (node.nodeType === Node.ELEMENT_NODE && node.tagName.toLowerCase() === 'br') {
acc.push('\n');
}
return acc;
}, [])
.filter(line => line.trim().length > 0);
};
// 显示放大的文本
const showZoomBox = (lines, index, x, y) => {
if (index < 0 || index >= lines.length) return;
zoomBox.textContent = lines[index];
zoomBox.style.left = `${x + 10}px`;
zoomBox.style.top = `${y + 10}px`;
zoomBox.style.display = 'block';
requestAnimationFrame(() => {
zoomBox.style.transform = 'scale(1)';
zoomBox.style.opacity = settings.textOpacity;
});
};
// 隐藏放大的文本
const hideZoomBox = () => {
zoomBox.style.transform = 'scale(0.9)';
zoomBox.style.opacity = '0';
zoomBox.addEventListener('transitionend', () => {
if (currentElement === null) {
zoomBox.style.display = 'none';
}
}, { once: true });
};
// 事件处理：被动事件监听器
document.body.addEventListener('mouseover', (e) => {
const lines = getTextLinesFromElement(e.target);
if (lines.length > 0 && e.target !== currentElement) {
currentElement = e.target;
currentLineIndex = 0;
showZoomBox(lines, currentLineIndex, e.pageX, e.pageY);
}
}, { passive: true });
document.body.addEventListener('mousemove', (e) => {
if (currentElement) {
zoomBox.style.left = `${e.pageX + 10}px`;
zoomBox.style.top = `${e.pageY + 10}px`;
const lines = getTextLinesFromElement(currentElement);
const index = Math.floor((e.clientY - currentElement.getBoundingClientRect().top) / 20); // 根据行高计算行索引
if (index >= 0 && index < lines.length && index !== currentLineIndex) {
currentLineIndex = index;
showZoomBox(lines, currentLineIndex, e.pageX, e.pageY);
}
}
}, { passive: true });
document.body.addEventListener('mouseout', (e) => {
if (e.target === currentElement) {
currentElement = null;
currentLineIndex = -1;
hideZoomBox();
}
}, { passive: true });
// 注册菜单命令，用于调整设置
const registerMenuCommands = () => {
GM_registerMenuCommand('设置字体大小', async () => {
const fontSize = prompt('请输入字体大小 (例如: 24px):', settings.fontSize);
if (fontSize) {
settings.fontSize = fontSize;
GM_setValue('fontSize', fontSize);
zoomBox.style.fontSize = fontSize;
}
});
GM_registerMenuCommand('设置文字颜色', async () => {
const textColor = prompt('请输入文字颜色 (例如: #000000):', settings.textColor);
if (textColor) {
settings.textColor = textColor;
GM_setValue('textColor', textColor);
zoomBox.style.color = textColor;
}
});
GM_registerMenuCommand('设置边框颜色', async () => {
const borderColor = prompt('请输入边框颜色 (例如: #ccc):', settings.borderColor);
if (borderColor) {
settings.borderColor = borderColor;
GM_setValue('borderColor', borderColor);
zoomBox.style.border = settings.noBorder ? 'none' : `1px solid ${borderColor}`;
}
});
GM_registerMenuCommand('切换边框', async () => {
settings.noBorder = !settings.noBorder;
GM_setValue('noBorder', settings.noBorder);
zoomBox.style.border = settings.noBorder ? 'none' : `1px solid ${settings.borderColor}`;
alert(`边框已${settings.noBorder ? '隐藏' : '显示'}`);
});
GM_registerMenuCommand('设置文本不透明度', async () => {
const textOpacity = parseFloat(prompt('请输入文本不透明度 (0 到 1):', settings.textOpacity));
if (textOpacity >= 0 && textOpacity <= 1) {
settings.textOpacity = textOpacity;
GM_setValue('textOpacity', textOpacity);
zoomBox.style.opacity = textOpacity;
}
});
GM_registerMenuCommand('设置背景不透明度', async () => {
const backgroundOpacity = parseFloat(prompt('请输入背景不透明度 (0 到 1):', settings.backgroundOpacity));
if (backgroundOpacity >= 0 && backgroundOpacity <= 1) {
settings.backgroundOpacity = backgroundOpacity;
GM_setValue('backgroundOpacity', backgroundOpacity);
zoomBox.style.backgroundColor = `rgba(255, 255, 255, ${backgroundOpacity})`;
}
});
GM_registerMenuCommand('设置亚克力模糊强度', async () => {
const acrylicStrength = parseInt(prompt('请输入亚克力模糊强度 (像素):', settings.acrylicStrength), 10);
if (acrylicStrength >= 0) {
settings.acrylicStrength = acrylicStrength;
GM_setValue('acrylicStrength', acrylicStrength);
zoomBox.style.backdropFilter = settings.acrylicBlur ? `blur(${acrylicStrength}px)` : 'none';
zoomBox.style.webkitBackdropFilter = settings.acrylicBlur ? `blur(${acrylicStrength}px)` : 'none';
}
});
GM_registerMenuCommand('切换亚克力模糊', async () => {
settings.acrylicBlur = !settings.acrylicBlur;
GM_setValue('acrylicBlur', settings.acrylicBlur);
zoomBox.style.backdropFilter = settings.acrylicBlur ? `blur(${settings.acrylicStrength}px)` : 'none';
zoomBox.style.webkitBackdropFilter = settings.acrylicBlur ? `blur(${settings.acrylicStrength}px)` : 'none';
alert(`亚克力模糊已${settings.acrylicBlur ? '启用' : '禁用'}`);
});
GM_registerMenuCommand('设置过渡时间', async () => {
const transitionDuration = prompt('请输入过渡时间 (例如: 0.3s):', settings.transitionDuration);
if (transitionDuration) {
settings.transitionDuration = transitionDuration;
GM_setValue('transitionDuration', transitionDuration);
zoomBox.style.transition = `transform ${transitionDuration} ease-out, opacity ${transitionDuration} ease-out`;
}
});
GM_registerMenuCommand('设置字体粗细', async () => {
const fontWeight = prompt('请输入字体粗细 (例如: normal, bold):', settings.fontWeight);
if (fontWeight) {
settings.fontWeight = fontWeight;
GM_setValue('fontWeight', fontWeight);
zoomBox.style.fontWeight = fontWeight;
}
});
};
registerMenuCommands();
})();