<!DOCTYPE html>
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<html>
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<head>
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<meta charset="UTF-8">
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<title>测试圆仓温度图</title>
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<style type="text/css">
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</style>
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</head>
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<body>
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<div style="height:700px;width:1400px;border:1px solid #000000;">
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<canvas id="canvas" width="1000" height="720" style="border:0px solid #000000;">
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当前浏览器不支持Canvas，请更换浏览器后再试!!
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</canvas>
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</div>
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<button onclick="last()" value="上一个">上一个</button>
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<button onclick="next()" value="下一个">下一个</button>
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<button onclick="clockSwitch()" value="下一个">切换时针</button>
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<input type="text" id="rotate" placeholder="输入旋转的值"/>
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<input type="button" value="确定" onclick="rotate()"/>
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<button onclick="showByCol()" value="根显示">根显示</button>
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<button onclick="display_all()" value="全显示">全显示</button>
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<button onclick="display_outside()" value="外显示">外显示</button>
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<button onclick="display_inside()" value="内显示">内显示</button>
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</body>
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<script src="https://cdn.bootcss.com/jquery/3.4.1/jquery.min.js" type="text/javascript" charset="utf-8"></script>
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<script src="cir3-202212.js" type="text/javascript" charset="utf-8"></script>
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<script type="text/javascript">
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var distrList = [3, 6];
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var bottomList = [19, 19];
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//定义数据显示容器
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var layPoints = [];
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var colPoints = [];
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var cirNum = distrList.length; //圈数
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var layNum = getLayNum(); //层数
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var longAxis = 100; //第一内圈半长轴
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var shortAxis = 10; //第一内圈半短轴
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var spaceCir = 35; //两圈间距
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var intervalTop = 20; //距离顶端距离
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var spaceLay = 55; //层间距
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var maxSpace = cirNum * spaceCir; //内外圈最大差值
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var curVal = 1; //层数控制变量
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var curCol = 0;//当前根，大于0表示按照根执行
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var initAngle = 0; //角度控制
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var clockwise = true; //时针控制
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var displayMode = 'all'; //内外显示
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var textSize = 16;//文本框大小
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var center_x;//仓心X坐标
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var center_y;//仓心y坐标
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var arr = [];//定义绑定事件数组
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//色块颜色常量
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var color = null;
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var R = 0;
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var G = 0;
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var B = 0;
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var ctx;
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var timer;
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var t = -2;
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var caseHeight, sum_long;
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//获取层配置中的最高层值
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function getLayNum() {
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var i = 1;
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bottomList.forEach(function (value, index, array) {
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if (value > i) i = value;
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});
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return i;
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};
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//绘制主程序
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function draw() {
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var canvas = document.getElementById('canvas');
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ctx = canvas.getContext('2d');
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center_x = canvas.width / 3; //仓心X坐标
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center_y = shortAxis / 3 + maxSpace + intervalTop; //仓心y坐标
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ctx.strokeStyle = "black";
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ctx.lineWidth = 1;
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autoAdjust();
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make_ellipse(ctx);
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gainData(ctx);
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entityBlock(ctx);
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make_top_ellipse(ctx);
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title(ctx);
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showIndex(canvas, ctx);
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}
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//绘制顶部椭圆
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function make_top_ellipse() {
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//绘制顶部椭圆
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ctx.beginPath();
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ctx.strokeStyle = "rgba(0,0,0,0.5)";
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ctx.ellipse(center_x, center_y, longAxis + maxSpace, shortAxis + maxSpace, 0, 0, Math.PI * 2);
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ctx.stroke();
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ctx.closePath();
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}
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//高度自调整
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function autoAdjust() {
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//设置仓高
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caseHeight = spaceLay * (layNum - 1);
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//计算仓库占画布总高
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sum_long = caseHeight + 2 * (maxSpace + shortAxis + intervalTop);
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//总高越界进行调整层间距
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if (eval(canvas.height) < eval(sum_long)) {
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//仓管设置为最高
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caseHeight = canvas.height - 2 * (maxSpace + shortAxis + intervalTop);
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//调整层间距
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spaceLay = caseHeight / layNum;
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}
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};
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//绘制仓体
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function make_ellipse(ctx) {
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//绘制仓左右边界
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ctx.beginPath();
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ctx.moveTo(center_x + (longAxis + maxSpace), center_y);
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ctx.lineTo(center_x + (longAxis + maxSpace), center_y + caseHeight)
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ctx.moveTo(center_x - (longAxis + maxSpace), center_y);
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ctx.lineTo(center_x - (longAxis + maxSpace), center_y + caseHeight)
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ctx.stroke();
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ctx.closePath();
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//填充背部
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var grd = ctx.createRadialGradient(center_x, center_y + caseHeight - longAxis, shortAxis, center_x, center_y + caseHeight - 2 * longAxis, 5 * longAxis);
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//grd.addColorStop(0, "white");
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// grd.addColorStop(1, "rgba(115,200,231,1)");
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grd.addColorStop(0, "rgba(245,222,179)");
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grd.addColorStop(1, "rgba(240 255 255)");
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ctx.beginPath();
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ctx.fillStyle = grd;
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ctx.moveTo(center_x + (longAxis + maxSpace), center_y + caseHeight);
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ctx.lineTo(center_x + (longAxis + maxSpace), center_y);
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ctx.ellipse(center_x, center_y, longAxis + maxSpace, shortAxis + maxSpace, 0, 0, Math.PI, true);
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ctx.lineTo(center_x - (longAxis + maxSpace), center_y + caseHeight);
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ctx.fill();
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ctx.closePath();
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//绘制底部椭圆
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var grd = ctx.createRadialGradient(center_x, center_y + caseHeight - longAxis, shortAxis, center_x, center_y + caseHeight - 2 * longAxis, 5 * longAxis);
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// grd.addColorStop(0, "white");
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// grd.addColorStop(1, "rgba(115,200,231,1)");
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grd.addColorStop(0, "rgba(245,222,179)");
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grd.addColorStop(1, "rgba(240 255 255)");
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ctx.beginPath();
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ctx.fillStyle = grd;
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ctx.ellipse(center_x, center_y + caseHeight, longAxis + maxSpace, shortAxis + maxSpace, 0, 0, Math.PI * 2);
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ctx.stroke();
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ctx.fill();
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ctx.closePath();
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}
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//过滤数据
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function gainData() {
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for (i = 0; i < listPoints.length; i++) {
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if (listPoints[i]['z'] + 1 === curVal) {
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layPoints.push(listPoints[i])
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}
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}
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}
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//过滤数据
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function gainData2() {
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for (i = 0; i < listPoints.length; i++) {
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if (listPoints[i]['y'] + 1 === curCol) {
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colPoints.push(listPoints[i])
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}
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}
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}
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//进行排线，绘制色块
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function entityBlock(ctx) {
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var z_peak = [1, cirNum];
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//var color_list = ["ff69b3","fb0003","ffa401","ffff01","018001","3fe1d3","410098","9400d4"];
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var color_list = ["e9e9e9", "bbe5cc", "f8dabc", "f4c8d5", "958a9b", "9f9aa0"];
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var turns = null;
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for (i = 0; i < bottomList.length; i++) {
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if (curVal === bottomList[i]) {
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turns = cirNum - i;
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break;
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} else {
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turns = cirNum;
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}
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}
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var showMax = turns;
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//循环生成每圈
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for (i = turns; i >= 1; i--) {
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//内外显示逻辑判断
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if ((displayMode === 'outside') && !(i === cirNum)) {
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continue;
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} else if ((displayMode === 'inner') && i === cirNum) {
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showMax -= 1;
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continue;
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}
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var splNum = distrList[i - 1];
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ctx.beginPath();
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ctx.strokeStyle = 'rgba(0,0,0,1)';
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ctx.ellipse(center_x, center_y + (curVal) * spaceLay, longAxis + i * spaceCir, shortAxis + i * spaceCir, 0, 0, Math.PI * 2);
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if (i === 1) {
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var grd = ctx.createRadialGradient(center_x, center_y + caseHeight - longAxis, shortAxis, center_x, center_y + caseHeight - 2 * longAxis, 5 * longAxis);
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grd.addColorStop(0, "rgba(245,222,179)");
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grd.addColorStop(1, "rgba(240 255 255)");
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ctx.fillStyle = grd;
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ctx.fill();
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} else {
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var grd = ctx.createRadialGradient(center_x, center_y + caseHeight - longAxis, shortAxis, center_x, center_y + caseHeight - 2 * longAxis, 2 * longAxis);
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grd.addColorStop(0, "white");
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grd.addColorStop(1, "#" + color_list[i]);
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ctx.fillStyle = grd;
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ctx.fill();
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}
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ctx.stroke();
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ctx.closePath();
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//设置点值为null;
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var point = null;
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console.log("-----splNum-------" + splNum);
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//循环生成圈内点
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for (j = 0; j < splNum; j++) {
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//循环找到对应点值
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for (z = 0; z < layPoints.length; z++) {
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if ((layPoints[z]['x'] === (i - 1))) {
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point = layPoints[z];
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break;
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}
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}
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var angle;
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//判断显示时针
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if (clockwise) {
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angle = (2 * Math.PI / splNum) * j + initAngle;
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} else {
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angle = (2 * Math.PI / splNum) * (splNum - j) + initAngle;
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}
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point_x = center_x + (longAxis + i * spaceCir) * Math.cos(angle);
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point_y = center_y + curVal * spaceLay + (shortAxis + i * spaceCir) * Math.sin(angle);
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textBox(ctx, point, point_x, point_y)
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}
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}
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}
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//进行排线，绘制色块
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function entityBlock2(ctx) {
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//设置点值为null;
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var point = null;
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console.log(colPoints);
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//循环生成圈内点
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for (j = 0; j < colPoints.length; j++) {
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point = colPoints[j];
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point_x = center_x;
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point_y = center_y + (j + 1) * spaceLay;
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//var angle = (2 * Math.PI / splNum) * (splNum - j) + initAngle;
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// point_x = center_x + (longAxis + i * spaceCir) * Math.cos(angle);
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// point_y = center_y + (j + 1) * spaceLay + (shortAxis + i * spaceCir) * Math.sin(angle);
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textBox(ctx, point, point_x, point_y)
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}
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}
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//绘制一个圆形文本框
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function textBox(ctx, point, x, y) {
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//val = point['val'];
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val = point['temp'];
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if ((t % 2 === 1)) {
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if (val == listLays[curVal - 1]['tempMax']) { //此点为最高温
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ctx.fillStyle = "rgba(229,29,29,1)";
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} else if (val == listLays[curVal - 1]['tempMin']) { //此点为最低温
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ctx.fillStyle = "rgba(0,255,28,1)";
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} else {
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ctx.fillStyle = getColor(val);
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}
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} else {
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ctx.fillStyle = getColor(val);
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}
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//如果是补点，不做点位渲染
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if (val == -102) {
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return;
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}
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if ("备用" != val) {
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val = val.toFixed(1);
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}
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if(val <= -100){
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val = "备用";
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}
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ctx.beginPath();
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ctx.lineWidth = 0.75;
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ctx.arc(x, y, textSize, 0, 2 * Math.PI);
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ctx.stroke();
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ctx.fill();
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ctx.fillStyle = "rgba(0,0,0,1)";
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ctx.textAlign = 'center';
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ctx.font = "600 14px Arial";
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ctx.fillText(val, x, y + 3);
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ctx.closePath();
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arr.push({
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'x': x - 0.6 * textSize,
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'y': y - 0.7 * textSize,
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'width': 2.1 * textSize,
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'height': 2.2 * textSize,
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'type': 'val',
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'lay': point['z'],
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'val': point['temp'],
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'cir': point['x'],
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'rows': point['y']
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})
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}
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//根据温度获取RGB
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function getColor(val) {
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if (val >= 50) {
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color = "rgba(255,0,0,1)";
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return color;
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} else if (val >= 20) {
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G = Math.round(255 - 255 * ((val - 20) / 30));
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color = "rgba(255," + G + ",0,1)";
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return color;
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} else if (val >= 0) {
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R = Math.round(100 + (155 / 20) * val);
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B = Math.round(30 - 1.5 * val);
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color = "rgba(" + R + ",255," + B + ",1)";
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return color;
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} else if (val >= -10) {
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R = Math.round(100 - 6.6 * (val * (-1)));
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G = Math.round(255 - 2.2 * (val * (-1)));
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B = Math.round(30 + 1.2 * (val * (-1)));
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color = "rgba(" + R + "," + G + "," + B + ",1)";
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return color;
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} else {
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color = "rgba(34,233,42,1)";
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return color;
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}
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}
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//睡眠
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function sleep() {
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t++;
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if (t >= 0) {
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flash();
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}
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timer = setTimeout("sleep()", 400);
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}
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//闪烁程序
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function flash() {
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var canvas = document.getElementById('canvas');
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var ctx = canvas.getContext('2d');
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canvas.height = canvas.height;
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layPoints = [];
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arr = [];
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make_ellipse(ctx);
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gainData(ctx);
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entityBlock(ctx);
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make_top_ellipse(ctx);
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title(ctx)
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}
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//闪烁程序
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function flash2() {
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var canvas = document.getElementById('canvas');
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var ctx = canvas.getContext('2d');
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canvas.height = canvas.height;
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layPoints = [];
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arr = [];
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make_ellipse(ctx);
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gainData2(ctx);
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entityBlock2(ctx);
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make_top_ellipse(ctx);
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title(ctx)
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}
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//标题栏
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function title(ctx) {
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for (i = 1; i <= layNum; i++) {
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start_x = center_x + (longAxis + maxSpace) + 20;
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start_y = center_y + spaceLay * (i - 1);
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if (curVal === i) {
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var grad = ctx.createLinearGradient(start_x, start_y, start_x + 2 * spaceLay, start_y);
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grad.addColorStop(0, "#2f2fff");
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grad.addColorStop(0.7, "#b3b3ff");
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grad.addColorStop(1, "#ffffff");
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//设置为未选择时的渐变填充
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} else {
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var grad = ctx.createLinearGradient(start_x, start_y, start_x + 2 * spaceLay, start_y);
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// grad.addColorStop(0, "#a2baef");
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// grad.addColorStop(0.8, "#ffffff");
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grad.addColorStop(0, "rgba(245,222,179)");
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grad.addColorStop(1, "rgba(240 255 255)");
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}
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ctx.fillStyle = grad;
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ctx.lineWidth = 1;
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ctx.strokeStyle = 'rgba(214,223,232,1)';
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ctx.beginPath();
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ctx.moveTo(start_x, start_y + 1); //原点
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ctx.lineTo(start_x + 1.8 * spaceLay, start_y + 1); //右移
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ctx.lineTo(start_x + 1.8 * spaceLay, start_y + spaceLay - 1); //下移
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ctx.lineTo(start_x, start_y + spaceLay - 1); //左移
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ctx.lineTo(start_x, start_y + 1); //上移
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ctx.stroke();
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ctx.fill();
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ctx.closePath();
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//设置为选择时的字体填充
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if (curVal === i) {
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ctx.fillStyle = 'rgba(255,14,0,1)';
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ctx.font = "600 14px Arial";
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} else {
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ctx.fillStyle = 'rgba(30,30,30,1)';
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ctx.font = "14px Arial";
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}
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val = "第" + i + "层";
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ctx.textAlign = 'center';
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ctx.fillText(val, start_x + 0.9 * spaceLay, start_y + 0.7 * spaceLay);
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arr.push({
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'x': start_x,
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'y': start_y + 1,
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'width': 1.8 * spaceLay,
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'height': spaceLay,
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'num': i,
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'type': 'title'
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})
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}
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}
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//绑定触发的事件
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function draws(x, y, canvas, ctx) {
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//创建点击事件的画布（画布2）
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ctx.rect(0, 0, canvas.width, canvas.height);
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arr.forEach(function (v, i) {
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ctx.beginPath();
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//绘制每一个对象的区域
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ctx.rect(v.x, v.y, v.width, v.height);
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ctx.closePath();
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console.log(v);
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//判断点是否在区域内
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var showData;
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if (ctx.isPointInPath(x, y)) {
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//点的类型为值
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if (v.type === 'val') {
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//类型为val，则弹出点信息
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showData = "当前层：" + (v.lay + 1) + "\n 当前电缆：第" + (v.rows + 1) + "根";
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alert(showData);
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} else { //其他类型则切换显示色块
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curVal = v['num'];
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flash();
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}
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}
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})
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}
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//绑定事件
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function showIndex(canvas, ctx) {
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//整个画布对象添加点击事件
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canvas.addEventListener('click', function location(e) {
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x = e.clientX;
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y = e.clientY;
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draws(x, y, canvas, ctx);
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}, false);
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}
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// --------------- 按钮点击事件---------------------
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//上一行
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function last() {
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if (curVal === 1) {
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curVal = Number(layNum);
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} else {
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curVal -= 1;
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}
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flash();
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}
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//下一行
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function next() {
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if (curVal === Number(layNum)) {
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curVal = 1;
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} else {
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curVal += 1;
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}
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flash();
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}
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//时针切换
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function clockSwitch() {
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if (clockwise) {
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clockwise = false;
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} else {
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clockwise = true;
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}
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flash();
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}
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//角度旋转
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function rotate() {
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initAngle += (document.getElementById("rotate").value) * 2 * Math.PI / 360;
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flash();
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}
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function showByCol() {
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curCol = 1;
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flash2();
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}
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//全显示
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function display_all() {
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displayMode = 'all';
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flash();
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}
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//外显示
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function display_outside() {
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displayMode = 'outside';
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flash();
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}
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//内显示
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function display_inside() {
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displayMode = 'inner';
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flash();
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}
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draw();
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// sleep();
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</script>
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</html>
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