560 lines
22 KiB
JavaScript
560 lines
22 KiB
JavaScript
// 添加常量定义
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const ARROW_WIDTH = 155;
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const ARROW_HEIGHT = 173;
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const STOP_DISTANCE = 50;
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// 添加全局变量声明
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let centerDot = null;
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document.addEventListener('DOMContentLoaded', function() {
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const backgroundContainer = document.querySelector('.background-container');
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const imageButtons = document.querySelectorAll('.image-btn');
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const markCenterBtn = document.getElementById('markCenterBtn');
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const startAnimationBtn = document.getElementById('startAnimationBtn');
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const resetBtn = document.getElementById('resetBtn');
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const contextMenu = document.getElementById('contextMenu');
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const deleteArrow = document.getElementById('deleteArrow');
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let selectedArrow = null;
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centerDot = null; // 修改为直接赋值
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// 添加重置按钮事件监听器
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resetBtn.addEventListener('click', function() {
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location.reload();
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});
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// 添加开始按钮事件监听器
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startAnimationBtn.addEventListener('click', startAnimation);
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// 动画控制函数
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function startAnimation() {
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if (!centerDot) {
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alert('请先确定中心点');
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return;
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}
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const centerRect = centerDot.getBoundingClientRect();
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const containerRect = backgroundContainer.getBoundingClientRect();
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const centerX = centerRect.left - containerRect.left;
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const centerY = centerRect.top - containerRect.top;
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const arrows = document.querySelectorAll('.arrow-container');
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if (arrows.length === 0) {
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alert('没有可移动的箭头');
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return;
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}
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arrows.forEach(arrow => {
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animateArrow(arrow, centerX, centerY);
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});
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}
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// 单个箭头动画函数
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function animateArrow(arrow, targetX, targetY) {
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const arrowWidth = ARROW_WIDTH;
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const arrowHeight = ARROW_HEIGHT;
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const centerOffsetX = arrowWidth / 2;
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const centerOffsetY = arrowHeight / 2;
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// 使用当前箭头的停止距离，默认为50
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const stopDistance = parseInt(arrow.dataset.stopDistance) || 50;
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const rect = arrow.getBoundingClientRect();
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const containerRect = backgroundContainer.getBoundingClientRect();
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let currentX = rect.left - containerRect.left + centerOffsetX;
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let currentY = rect.top - containerRect.top + centerOffsetY;
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const offsetRange = 20;
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const randomOffsetX = (Math.random() - 0.5) * offsetRange;
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const randomOffsetY = (Math.random() - 0.5) * offsetRange;
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const finalTargetX = targetX + randomOffsetX;
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const finalTargetY = targetY + randomOffsetY;
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const dxTotal = finalTargetX - currentX;
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const dyTotal = finalTargetY - currentY;
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const distanceTotal = Math.sqrt(dxTotal * dxTotal + dyTotal * dyTotal);
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let adjustedTargetX, adjustedTargetY;
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if (distanceTotal > stopDistance) {
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const ratio = (distanceTotal - stopDistance) / distanceTotal;
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adjustedTargetX = currentX + dxTotal * ratio;
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adjustedTargetY = currentY + dyTotal * ratio;
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} else {
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adjustedTargetX = currentX;
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adjustedTargetY = currentY;
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}
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function updatePosition() {
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const dx = adjustedTargetX - currentX;
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const dy = adjustedTargetY - currentY;
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const distance = Math.sqrt(dx * dx + dy * dy);
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if (distance < 2) {
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arrow.style.left = (adjustedTargetX - centerOffsetX) + 'px';
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arrow.style.top = (adjustedTargetY - centerOffsetY) + 'px';
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return;
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}
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const step = Math.max(distance * 0.05, 1);
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const moveX = (dx / distance) * step;
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const moveY = (dy / distance) * step;
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currentX += moveX;
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currentY += moveY;
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arrow.style.left = (currentX - centerOffsetX) + 'px';
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arrow.style.top = (currentY - centerOffsetY) + 'px';
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requestAnimationFrame(updatePosition);
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}
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updatePosition();
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}
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// 加载保存的元素
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loadAllElements();
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// 绑定箭头按钮事件
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imageButtons.forEach(button => {
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button.addEventListener('click', () => {
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const imagePath = button.getAttribute('data-image');
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addImageToContainer(imagePath);
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});
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});
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// 右键菜单事件
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deleteArrow.addEventListener('click', function() {
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if (selectedArrow) {
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selectedArrow.remove();
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saveAllElements();
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contextMenu.style.display = 'none';
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selectedArrow = null;
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}
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});
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// 为匹配角菜单项添加事件监听器
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document.querySelectorAll('.menu-item').forEach(item => {
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item.addEventListener('click', function() {
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if (selectedArrow) {
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const referencePoint = this.getAttribute('data-point');
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selectedArrow.dataset.referencePoint = referencePoint;
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saveAllElements();
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contextMenu.style.display = 'none';
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selectedArrow = null;
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}
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});
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});
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// 点击空白处关闭菜单
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document.addEventListener('click', function() {
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contextMenu.style.display = 'none';
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selectedArrow = null;
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});
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// 标记中心点功能
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markCenterBtn.addEventListener('click', function() {
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if (centerDot) {
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centerDot.remove();
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centerDot = null;
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}
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function handleMapClick(e) {
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const rect = backgroundContainer.getBoundingClientRect();
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const x = e.clientX - rect.left;
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const y = e.clientY - rect.top;
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centerDot = document.createElement('div');
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centerDot.className = 'center-dot';
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centerDot.style.left = x + 'px';
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centerDot.style.top = y + 'px';
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backgroundContainer.appendChild(centerDot);
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backgroundContainer.removeEventListener('click', handleMapClick);
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console.log('[中心点] 已标记中心点:', { left: centerDot.style.left, top: centerDot.style.top });
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saveAllElements();
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}
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backgroundContainer.addEventListener('click', handleMapClick);
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});
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// 添加箭头函数
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function addImageToContainer(imagePath, position = null, textContent = '') {
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const container = document.createElement('div');
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container.className = 'arrow-container';
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container.dataset.imagePath = imagePath;
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const newImage = document.createElement('div');
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newImage.className = 'arrow-image';
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newImage.style.backgroundImage = `url('${imagePath}')`;
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container.appendChild(newImage);
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// 添加文字元素
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if (textContent) {
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const textElement = document.createElement('div');
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textElement.className = 'arrow-text';
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textElement.textContent = textContent;
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container.dataset.text = textContent;
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container.appendChild(textElement);
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}
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// 设置位置
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const arrowWidth = ARROW_WIDTH;
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const arrowHeight = ARROW_HEIGHT;
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const centerOffsetX = arrowWidth / 2;
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const centerOffsetY = arrowHeight / 2;
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if (position) {
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container.style.left = parseFloat(position.left) + 'px';
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container.style.top = parseFloat(position.top) + 'px';
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if (position.referencePoint) {
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container.dataset.referencePoint = position.referencePoint;
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}
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if (position.stopDistance) {
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container.dataset.stopDistance = position.stopDistance;
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}
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} else {
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const x = Math.random() * (backgroundContainer.offsetWidth - arrowWidth) + centerOffsetX;
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const y = Math.random() * (backgroundContainer.offsetHeight - arrowHeight) + centerOffsetY;
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container.style.left = (x - centerOffsetX) + 'px';
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container.style.top = (y - centerOffsetY) + 'px';
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}
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// 双击编辑文字和停止距离
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container.addEventListener('dblclick', (e) => {
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e.stopPropagation();
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const currentText = container.dataset.text || '';
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const currentStopDistance = container.dataset.stopDistance || '50';
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// 创建自定义弹窗内容，使用layui表单样式
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const content = `
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<div style="padding: 20px;">
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<div class="layui-form-item">
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<label class="layui-form-label">文字内容:</label>
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<div class="layui-input-block">
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<input type="text" id="arrowText" value="${currentText}" class="layui-input" style="width: 100%;">
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</div>
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</div>
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<div class="layui-form-item">
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<label class="layui-form-label">停止距离 (px):</label>
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<div class="layui-input-block">
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<input type="number" id="arrowStopDistance" value="${currentStopDistance}" min="0" max="200" class="layui-input" style="width: 100%;">
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</div>
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</div>
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</div>
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`;
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// 使用layer.open创建自定义弹窗，增加宽度并应用layui样式
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layer.open({
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type: 1,
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title: '编辑箭头属性',
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area: ['500px', 'auto'], // 增加宽度到500px
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content: content,
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btn: ['确定', '取消'],
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skin: 'layui-layer-molv', // 使用layui默认皮肤
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success: function(layero) {
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// 初始化layui表单样式
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layui.form.render(null, 'arrowForm');
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},
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yes: function(index, layero) {
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const textValue = layero.find('#arrowText').val().trim();
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const stopDistanceValue = layero.find('#arrowStopDistance').val();
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// 保存文字内容
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if (textValue === '') {
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container.querySelector('.arrow-text')?.remove();
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delete container.dataset.text;
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} else {
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let textElement = container.querySelector('.arrow-text');
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if (!textElement) {
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textElement = document.createElement('div');
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textElement.className = 'arrow-text';
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container.appendChild(textElement);
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}
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textElement.textContent = textValue;
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container.dataset.text = textValue;
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}
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// 保存停止距离
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if (!isNaN(stopDistanceValue) && stopDistanceValue >= 0) {
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container.dataset.stopDistance = stopDistanceValue;
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}
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saveAllElements();
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layer.close(index);
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}
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});
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});
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// 右键菜单支持
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container.addEventListener('contextmenu', function(e) {
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e.preventDefault();
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selectedArrow = this;
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contextMenu.style.left = `${e.clientX}px`;
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contextMenu.style.top = `${e.clientY}px`;
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contextMenu.style.display = 'block';
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const currentPoint = selectedArrow.dataset.referencePoint || 'top-left';
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document.querySelectorAll('.menu-item').forEach(item => {
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const checkMark = item.querySelector('.check-mark');
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if (!checkMark) return;
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checkMark.textContent = item.getAttribute('data-point') === currentPoint ? '✓' : '';
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});
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});
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// 拖拽功能
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let isDragging = false;
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let offsetX, offsetY;
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newImage.addEventListener('mousedown', startDrag);
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function startDrag(e) {
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e.preventDefault();
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isDragging = true;
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selectedArrow = container;
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container.style.zIndex = '10';
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const rect = container.getBoundingClientRect();
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offsetX = e.clientX - rect.left;
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offsetY = e.clientY - rect.top;
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document.addEventListener('mousemove', drag);
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document.addEventListener('mouseup', stopDrag);
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}
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function drag(e) {
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if (!isDragging) return;
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const containerRect = backgroundContainer.getBoundingClientRect();
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const x = e.clientX - containerRect.left - offsetX;
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const y = e.clientY - containerRect.top - offsetY;
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container.style.left = x + 'px';
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container.style.top = y + 'px';
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}
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function stopDrag() {
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if (isDragging) {
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isDragging = false;
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container.style.zIndex = '1';
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saveAllElements();
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document.removeEventListener('mousemove', drag);
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document.removeEventListener('mouseup', stopDrag);
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}
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}
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backgroundContainer.appendChild(container);
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saveAllElements();
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return container;
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}
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// 保存所有元素状态
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function saveAllElements() {
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const elements = [];
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// 保存中心点
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if (centerDot) {
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localStorage.setItem('centerPoint', JSON.stringify({
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left: centerDot.style.left,
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top: centerDot.style.top
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}));
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} else {
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localStorage.removeItem('centerPoint');
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}
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// 删除全局停止距离的保存
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localStorage.removeItem('globalStopDistance');
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// 保存箭头(添加stopDistance属性)
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document.querySelectorAll('.arrow-container').forEach(arrow => {
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elements.push({
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type: 'arrow',
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imagePath: arrow.dataset.imagePath,
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left: arrow.style.left,
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top: arrow.style.top,
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text: arrow.dataset.text || '',
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referencePoint: arrow.dataset.referencePoint || 'top-left',
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stopDistance: arrow.dataset.stopDistance || '50' // 添加停止距离保存
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});
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});
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localStorage.setItem('savedElements', JSON.stringify(elements));
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console.log('[保存] 已保存元素:', elements);
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}
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// 加载所有元素状态
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function loadAllElements() {
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// 加载中心点
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const savedCenter = localStorage.getItem('centerPoint');
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if (savedCenter) {
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const center = JSON.parse(savedCenter);
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centerDot = document.createElement('div');
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centerDot.className = 'center-dot';
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centerDot.style.left = center.left;
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centerDot.style.top = center.top;
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backgroundContainer.appendChild(centerDot);
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}
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// 加载箭头
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const savedElements = localStorage.getItem('savedElements');
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if (savedElements) {
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const elements = JSON.parse(savedElements);
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elements.forEach(element => {
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if (element.type === 'arrow') {
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// Fix image path by adding 'images/' prefix if missing
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if (!element.imagePath.startsWith('images/')) {
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element.imagePath = `images/${element.imagePath}`;
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}
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addImageToContainer(element.imagePath, element, element.text);
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}
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});
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console.log('[加载] 已加载元素:', elements);
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}
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}
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// 移除内部DOMContentLoaded嵌套，直接绑定事件
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// 阻止右键菜单冒泡
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contextMenu.addEventListener('click', function(e) {
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e.stopPropagation();
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});
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// 导入数据按钮事件 - 修复DOMContentLoaded嵌套问题
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const importDataBtn = document.getElementById('importDataBtn');
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if (!importDataBtn) {
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//alert('错误：未找到导入按钮元素！');
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console.error('导入按钮元素不存在');
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} else {
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//alert('导入按钮已找到，准备绑定事件...'); // 调试提示
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importDataBtn.addEventListener('click', function() {
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//alert('导入按钮被点击，开始加载数据...'); // 确认进入点击事件
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console.log('导入按钮点击事件触发');
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// 修正JSON文件路径（根据HTTP服务器根目录调整）
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const jsonFilePath = './json/arrow_data_2025-09-10.json';
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const loadIndex = layer.load(2, {shade: [0.3, '#333']});
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// 添加完整的错误追踪
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console.log('尝试加载JSON文件:', jsonFilePath);
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fetch(jsonFilePath)
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.then(response => {
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console.log('服务器响应状态:', response.status);
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//alert(`服务器响应状态: ${response.status}`);
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if (!response.ok) throw new Error(`HTTP错误: ${response.status}`);
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return response.json();
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})
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.then(data => {
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console.log('JSON解析成功:', data);
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//alert('数据解析成功，准备保存...');
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// 保存数据到localStorage
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localStorage.setItem('savedElements', JSON.stringify(data.elements || []));
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localStorage.setItem('centerPoint', JSON.stringify(data.centerPoint || {}));
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layer.close(loadIndex);
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//alert('导入成功，即将刷新页面');
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location.reload();
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})
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.catch(error => {
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console.error('完整错误信息:', error);
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layer.close(loadIndex);
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alert(`导入失败: ${error.message}\n请查看控制台获取详细信息`);
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});
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});
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}
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});
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// 保存数据到JSON文件并下载
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function saveDataToFile() {
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// 获取所有箭头元素数据 - 完全匹配localStorage格式
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const arrows = document.querySelectorAll('.arrow-container');
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const elements = Array.from(arrows).map(arrow => ({
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type: 'arrow', // 添加缺失的type字段
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imagePath: arrow.dataset.imagePath,
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left: arrow.style.left, // 保留px单位和字符串类型
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top: arrow.style.top, // 保留px单位和字符串类型
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text: arrow.dataset.text || '',
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referencePoint: arrow.dataset.referencePoint || 'top-left',
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stopDistance: arrow.dataset.stopDistance || '50' // 保留字符串类型
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}));
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// 获取中心点数据 - 保留px单位和字符串类型
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const centerPoint = centerDot ? {
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left: centerDot.style.left,
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top: centerDot.style.top
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} : null;
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// 创建完整的导出数据对象
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const exportData = {
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elements: elements,
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centerPoint: centerPoint,
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exportTime: new Date().toISOString()
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};
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try {
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const jsonData = JSON.stringify(exportData, null, 2);
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const blob = new Blob([jsonData], { type: 'application/json;charset=utf-8' });
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const url = URL.createObjectURL(blob);
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const a = document.createElement('a');
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a.href = url;
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const dateStr = new Date().toISOString().slice(0, 10);
|
||
a.download = `arrow_data_${dateStr}.json`;
|
||
document.body.appendChild(a);
|
||
a.click();
|
||
|
||
setTimeout(() => {
|
||
document.body.removeChild(a);
|
||
URL.revokeObjectURL(url);
|
||
}, 0);
|
||
|
||
console.log('数据已成功导出');
|
||
layer.msg('数据导出成功', {icon: 1});
|
||
} catch (error) {
|
||
console.error('导出数据失败:', error);
|
||
layer.msg('导出失败: ' + error.message, {icon: 2});
|
||
}
|
||
}
|
||
|
||
// 为保存数据按钮添加点击事件
|
||
document.getElementById('saveDataBtn').addEventListener('click', saveDataToFile);
|
||
|
||
|
||
// 清空数据功能实现
|
||
function clearAllData() {
|
||
// 显示确认对话框
|
||
layer.confirm('确定要清空所有数据吗？此操作不可恢复！', {
|
||
icon: 3,
|
||
title: '警告',
|
||
btn: ['确认清空', '取消']
|
||
}, function(index) {
|
||
// 确认清空数据
|
||
try {
|
||
// 1. 清除localStorage数据
|
||
localStorage.removeItem('savedElements');
|
||
localStorage.removeItem('centerPoint');
|
||
|
||
// 2. 清除DOM中的箭头元素
|
||
document.querySelectorAll('.arrow-container').forEach(arrow => {
|
||
arrow.remove();
|
||
});
|
||
|
||
// 3. 清除中心点
|
||
if (centerDot) {
|
||
centerDot.remove();
|
||
centerDot = null;
|
||
}
|
||
|
||
// 4. 刷新页面或更新UI
|
||
layer.msg('所有数据已成功清空', {icon: 1, time: 1500}, function() {
|
||
location.reload(); // 简单粗暴的刷新，确保UI完全重置
|
||
});
|
||
} catch (error) {
|
||
console.error('清空数据失败:', error);
|
||
layer.msg('清空失败: ' + error.message, {icon: 2});
|
||
}
|
||
layer.close(index);
|
||
});
|
||
}
|
||
|
||
// 为清空数据按钮添加点击事件
|
||
document.addEventListener('DOMContentLoaded', function() {
|
||
const clearDataBtn = document.getElementById('clearDataBtn');
|
||
if (clearDataBtn) {
|
||
clearDataBtn.addEventListener('click', clearAllData);
|
||
}
|
||
}); |