js+css实现小学生可视化拖拽电子元器件做电路实验代码-html代码-BFW代码库

代码语言：html

所属分类：其他

代码描述：js+css实现小学生可视化拖拽电子元器件做电路实验代码，拖拽后点击元器件左右点进行连线。

下面为部分代码预览，完整代码请点击下载或在bfwstudio webide中打开

<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>小学生电路实验 - 拖拽接线点亮灯泡</title>
    <style>
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Microsoft YaHei', sans-serif;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            min-height: 100vh;
            overflow: hidden;
        }

        .header {
            text-align: center;
            padding: 10px;
            color: white;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
        }

        .header h1 {
            font-size: 28px;
            margin-bottom: 5px;
        }

        .header p {
            font-size: 14px;
            opacity: 0.9;
        }

        .main-container {
            display: flex;
            height: calc(100vh - 80px);
            padding: 0 10px 10px;
            gap: 10px;
        }

        .toolbox {
            width: 180px;
            background: rgba(255,255,255,0.95);
            border-radius: 16px;
            padding: 15px;
            box-shadow: 0 8px 32px rgba(0,0,0,0.2);
            overflow-y: auto;
        }

        .toolbox h3 {
            text-align: center;
            color: #333;
            margin-bottom: 10px;
            font-size: 16px;
            border-bottom: 2px solid #667eea;
            padding-bottom: 8px;
        }

        .tool-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            padding: 10px;
            margin-bottom: 8px;
            background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
            border-radius: 12px;
            cursor: grab;
            transition: all 0.3s;
            border: 2px solid transparent;
            user-select: none;
        }

        .tool-item:hover {
            transform: scale(1.05);
            border-color: #667eea;
            box-shadow: 0 4px 15px rgba(102,126,234,0.3);
        }

        .tool-item:active {
            cursor: grabbing;
        }

        .tool-icon {
            width: 60px;
            height: 60px;
            margin-bottom: 5px;
        }

        .tool-item span {
            font-size: 13px;
            color: #555;
            font-weight: bold;
        }

        .canvas-area {
            flex: 1;
            background: rgba(255,255,255,0.95);
            border-radius: 16px;
            box-shadow: 0 8px 32px rgba(0,0,0,0.2);
            position: relative;
            overflow: hidden;
        }

        .canvas-area svg.wires-layer {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
            z-index: 1;
        }

        .component {
            position: absolute;
            cursor: move;
            z-index: 10;
            user-select: none;
        }

        .component:hover {
            filter: brightness(1.1);
        }

        .component svg {
            pointer-events: none;
        }

        .terminal {
            position: absolute;
            width: 20px;
            height: 20px;
            border-radius: 50%;
            background: #e74c3c;
            border: 3px solid #c0392b;
            cursor: crosshair;
            z-index: 20;
            transition: all 0.2s;
        }

        .terminal:hover, .terminal.highlight {
            transform: scale(1.4);
            background: #2ecc71;
            border-color: #27ae60;
            box-shadow: 0 0 10px rgba(46,204,113,0.6);
        }

        .terminal.connected {
            background: #3498db;
            border-color: #2980b9;
        }

        .wire-drawing {
            stroke: #333;
            stroke-width: 4;
            fill: none;
            stroke-linecap: round;
            pointer-events: none;
        }

        .wire {
            stroke-width: 4;
            fill: none;
            stroke-linecap: round;
            cursor: pointer;
            pointer-events: stroke;
            transition: stroke 0.3s;
        }

        .wire:hover {
            stroke-width: 6;
            filter: drop-shadow(0 0 4px rgba(0,0,0,0.3));
        }

        .wire.powered {
            stroke: #f39c12;
            filter: drop-shadow(0 0 6px rgba(243,156,18,0.6));
            animation: pulse-wire 1s infinite alternate;
        }

        @keyframes pulse-wire {
            from { filter: drop-shadow(0 0 4px rgba(243,156,18,0.4)); }
            to { filter: drop-shadow(0 0 10px rgba(243,156,18,0.8)); }
        }

        .controls {
            position: absolute;
            top: 10px;
            right: 10px;
            display: flex;
            gap: 8px;
            z-index: 30;
        }

        .btn {
            padding: 8px 16px;
            border: none;
            border-radius: 8px;
            cursor: pointer;
            font-size: 14px;
            font-weight: bold;
            transition: all 0.3s;
            font-family: 'Microsoft YaHei', sans-serif;
        }

        .btn-check {
            background: linear-gradient(135deg, #2ecc71, #27ae60);
            color: white;
        }

        .btn-reset {
            background: linear-gradient(135deg, #e74c3c, #c0392b);
            color: white;
        }

        .btn-help {
            background: linear-gradient(135deg, #3498db, #2980b9);
            color: white;
        }

        .btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(0,0,0,0.3);
        }

        ..........完整代码请登录后点击上方下载按钮下载查看