343 lines
16 KiB
HTML
343 lines
16 KiB
HTML
<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>箭头动画</title>
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<style>
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body { margin: 0; padding: 0; height: 100vh; display: flex; overflow: hidden; }
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.background-container { position: relative; flex: 1; height: 100vh; background-image: url('background.png'); background-position: center; background-repeat: no-repeat; background-size: contain; z-index: 1; }
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.control-panel { width: 200px; background-color: #fff; border-left: 1px solid #ccc; padding: 20px; height: 100vh; box-sizing: border-box; z-index: 2; overflow-y: auto; }
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.control-section { margin-bottom: 30px; }
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.control-section h3 { margin-top: 0; padding-bottom: 10px; border-bottom: 1px solid #eee; }
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.image-selector { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin-top: 15px; }
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.image-btn { width: 70px; height: 70px; border: 2px solid #ddd; border-radius: 4px; cursor: pointer; background-size: contain; background-repeat: no-repeat; background-position: center; transition: all 0.2s; }
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.image-btn:hover { border-color: #4CAF50; transform: scale(1.05); }
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.image-btn:active { transform: scale(0.98); }
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.arrow-container { position: absolute; pointer-events: auto; }
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.arrow-image { width: 155px; height: 173px; background-size: contain; background-repeat: no-repeat; cursor: move; }
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.save-btn { width: 100%; padding: 10px; background-color: #4CAF50; color: white; border: none; border-radius: 4px; cursor: pointer; font-size: 16px; margin-top: 20px; }
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.save-btn:hover { background-color: #45a049; }
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.arrow-text { position: absolute; top: '100%'; left: '50%'; transform: translateX(-50%); margin-top: '-5px'; font-weight: bold; color: red; font-size: 16px; white-space: nowrap; text-align: center; width: 100%; background-color: transparent; padding: 3px 8px; border-radius: 4px; }
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#contextMenu { position: absolute; display: none; background: white; border: 1px solid #ccc; padding: 5px; z-index: 9999; }
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#deleteArrow { padding: 3px 10px; cursor: pointer; }
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/* 新增红点样式 */
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.center-dot { position: absolute; width: 8px; height: 8px; background: red; border-radius: 50%; transform: translate(-50%, -50%); pointer-events: none; z-index: 5; }
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</style>
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</head>
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<body>
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<div class="background-container"></div>
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<div class="control-panel">
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<div class="control-section">
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<h3>增加箭头</h3>
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<div class="image-selector">
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<div class="image-btn" data-image="./1.png" style="background-image: url('./1.png');"></div>
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<div class="image-btn" data-image="./2.png" style="background-image: url('./2.png');"></div>
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<div class="image-btn" data-image="./3.png" style="background-image: url('./3.png');"></div>
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<div class="image-btn" data-image="./4.png" style="background-image: url('./4.png');"></div>
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<div class="image-btn" data-image="./5.png" style="background-image: url('./5.png');"></div>
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<div class="image-btn" data-image="./6.png" style="background-image: url('./6.png');"></div>
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</div>
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<button class="save-btn" id="savePositionsBtn">保存位置</button>
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<button class="save-btn" id="markCenterBtn" style="margin-top: 10px;">标记中心点</button>
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<button class="save-btn" id="startAnimationBtn" style="margin-top: 10px;">开始</button>
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<button class="save-btn" id="resetBtn" style="margin-top: 10px;">重置</button>
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</div>
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</div>
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<div id="contextMenu"><div id="deleteArrow">删除箭头</div></div>
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<script>
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// 修复核心：整理所有JS代码到单个script标签内
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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 saveBtn = document.getElementById('savePositionsBtn');
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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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let centerDot = null;
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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 - 确保在DOMContentLoaded回调内部定义
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function startAnimation() {
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// 检查是否已设置中心点
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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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// 获取中心点坐标
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const centerX = parseFloat(centerDot.style.left);
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const centerY = parseFloat(centerDot.style.top);
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// 获取所有箭头
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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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// 为每个箭头添加动画
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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 - 同样放在DOMContentLoaded回调内部
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function animateArrow(arrow, targetX, targetY) {
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// 获取箭头当前位置
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let currentX = parseFloat(arrow.style.left) || 0;
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let currentY = parseFloat(arrow.style.top) || 0;
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// 动画帧函数
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function updatePosition() {
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// 计算到目标的距离
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const dx = targetX - currentX;
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const dy = targetY - currentY;
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const distance = Math.sqrt(dx * dx + dy * dy);
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// 如果距离小于5px，停止动画
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if (distance < 5) {
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// 确保箭头最终位置准确
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arrow.style.left = targetX + 'px';
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arrow.style.top = targetY + 'px';
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return;
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}
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// 计算移动步长（距离的5%，确保靠近目标时减速）
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const step = distance * 0.05;
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const moveX = (dx / distance) * step;
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const moveY = (dy / distance) * step;
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// 更新位置
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currentX += moveX;
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currentY += moveY;
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arrow.style.left = currentX + 'px';
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arrow.style.top = currentY + 'px';
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// 继续动画
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requestAnimationFrame(updatePosition);
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}
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// 开始动画
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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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// 保存按钮事件
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saveBtn.addEventListener('click', saveAllElements);
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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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// 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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// 移除旧点
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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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// 创建新点
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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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}
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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('${imagePath}')`;
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container.appendChild(newImage);
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// 添加文字元素
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if (textContent) {
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const textElement = document.createElement('div');
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textElement.className = 'arrow-text';
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textElement.textContent = textContent;
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container.dataset.text = textContent;
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container.appendChild(textElement);
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}
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// 设置位置
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if (position) {
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container.style.left = position.left;
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container.style.top = position.top;
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} else {
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const x = Math.random() * (backgroundContainer.offsetWidth - 155);
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const y = Math.random() * (backgroundContainer.offsetHeight - 173);
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container.style.left = `${x}px`;
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container.style.top = `${y}px`;
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}
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// 双击编辑文字
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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 textContent = prompt('请输入文字:', currentText);
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if (textContent !== null) {
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if (textContent.trim() === '') {
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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 = textContent;
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container.dataset.text = textContent;
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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 = `${e.clientY}px`;
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contextMenu.style.display = 'block';
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});
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// 拖拽功能
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makeElementDraggable(container);
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backgroundContainer.appendChild(container);
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return container;
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}
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// 拖拽实现
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function makeElementDraggable(element) {
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let isDragging = false, offsetX, offsetY;
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element.addEventListener('mousedown', (e) => {
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if (e.button === 2) return; // 忽略右键
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isDragging = true;
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const rect = element.getBoundingClientRect();
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offsetX = e.clientX - rect.left;
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offsetY = e.clientY - rect.top;
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element.style.zIndex = '10';
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});
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document.addEventListener('mousemove', (e) => {
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if (!isDragging) return;
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const x = e.clientX - offsetX;
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const y = e.clientY - offsetY;
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element.style.left = `${x}px`;
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element.style.top = `${y}px`;
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});
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document.addEventListener('mouseup', () => {
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if (isDragging) {
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isDragging = false;
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element.style.zIndex = '2';
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}
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});
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}
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// 保存/加载功能
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function saveAllElements() {
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const elements = [];
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document.querySelectorAll('.arrow-container').forEach(container => {
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elements.push({
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type: 'arrow',
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imagePath: container.dataset.imagePath,
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text: container.dataset.text || '',
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left: container.style.left,
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top: container.style.top
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});
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});
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// 新增：保存中心点数据
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if (centerDot) {
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elements.push({
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type: 'center',
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left: centerDot.style.left,
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top: centerDot.style.top
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});
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}
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localStorage.setItem('mapElements', JSON.stringify(elements));
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alert('保存成功！');
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}
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function loadAllElements() {
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const savedData = localStorage.getItem('mapElements');
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if (savedData) {
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try {
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JSON.parse(savedData).forEach(element => {
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if (element.type === 'arrow') {
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addImageToContainer(element.imagePath, {left: element.left, top: element.top}, element.text);
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}
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// 新增：处理中心点数据
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else if (element.type === 'center') {
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// 如果已有中心点，先移除
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if (centerDot) {
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centerDot.remove();
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}
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// 创建新的中心点
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centerDot = document.createElement('div');
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centerDot.className = 'center-dot';
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centerDot.style.left = element.left;
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centerDot.style.top = element.top;
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backgroundContainer.appendChild(centerDot);
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}
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});
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} catch (e) { console.error('加载失败:', e); }
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}
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}
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}); // DOMContentLoaded回调结束
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// 确保这里没有残留的startAnimation函数定义
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</script>
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</body>
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</html>
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