线条 | 功能例子 | SpreadJS JavaScript 学习指南

SpreadJS 提供两种类型的连接线条形状。 Straight Elbow 线条形状可被独立使用，或连接其他基础类型。形状两边都可以拥有自己的连接箭头类型。你可以通过ConnectorShape的API来添加一个线条形状并修改其样式。

window.onload = function () {
var spread = new GC.Spread.Sheets.Workbook(document.getElementById("ss"), {sheetCount: 1});
initSpread(spread);
};
function initSpread(spread) {
var shapeData = [
{
type: 'straight',
},
{
type: 'straight',
endArrowhead: {
style: "triangle",
width: 'medium',
length: 'medium',
}
},
{
type: 'straight',
beginArrowhead: {
style: "stealth",
width: 'wide',
length: 'wide',
}
},
{
beginArrowhead: {
style: "stealth",
width: 'medium',
length: 'medium',
},
type: 'straight',
endArrowhead: {
style: "diamond",
width: 'wide',
length: 'wide',
}
},
{
type: 'elbow',
},
{
type: 'elbow',
endArrowhead: {
style: "oval",
width: 'medium',
length: 'medium',
},
},
{
type: 'elbow',
beginArrowhead: {
style: "oval",
width: 'wide',
length: 'wide',
},
},
{
beginArrowhead: {
style: "open",
width: 'medium',
length: 'medium',
},
type: 'elbow',
endArrowhead: {
style: "triangle",
width: 'medium',
length: 'medium',
}
}
];
spread.suspendPaint();
var sheet = spread.getSheet(0);
sheet.name("ConnectorShape");
for (var i = 0; i < shapeData.length; i++) {
initShape(sheet, shapeData[i], i);//add connectorShape
}
sheet.setValue(1, 4, 'stright');
sheet.setValue(1, 10, 'elbow');
spread.options.tabStripRatio = 0.8;
spread.resumePaint();
}
function initShape(sheet, shapeData,index) {
var colors = ["red", "blue", "black", "pink", "green", "orange"];
var arrowheadStyle = GC.Spread.Sheets.Shapes.ArrowheadStyle;
var arrowheadLength = GC.Spread.Sheets.Shapes.ArrowheadLength;
var arrowheadWidth = GC.Spread.Sheets.Shapes.ArrowheadWidth;
var beginX = 200,endX = 400;
if(shapeData.type === 'elbow'){
beginX = 550;
endX = 750;
index = index%4;
}
var connectorShape = sheet.shapes.addConnector('', GC.Spread.Sheets.Shapes.ConnectorType[shapeData.type], beginX, 120+index*70, endX, 80+index*70);
if (shapeData.beginArrowhead !== undefined) {
var connectorBeginStyle = connectorShape.style();
var beginLine = connectorBeginStyle.line;
beginLine.beginArrowheadStyle = arrowheadStyle[shapeData.beginArrowhead.style];
beginLine.beginArrowheadWidth = arrowheadWidth[shapeData.beginArrowhead.width];
beginLine.beginArrowheadLength = arrowheadLength[shapeData.beginArrowhead.length];
connectorShape.style(connectorBeginStyle);
}
if (shapeData.endArrowhead !== undefined) {
var connectorEndStyle = connectorShape.style();
var endLine = connectorEndStyle.line;
endLine.endArrowheadStyle = arrowheadStyle[shapeData.endArrowhead.style];
endLine.endArrowheadWidth = arrowheadWidth[shapeData.endArrowhead.width];
endLine.endArrowheadLength = arrowheadLength[shapeData.endArrowhead.length];
connectorShape.style(connectorEndStyle);
}
var connectorStyle = connectorShape.style();
var lineTemp = connectorStyle.line;
lineTemp.width = 5;
lineTemp.color = colors[index];
connectorShape.style(connectorStyle);
}

<!doctype html>
<html style="height:100%;font-size:14px;">
<head>
<meta name="spreadjs culture" content="zh-cn" />
<meta charset="utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<link rel="stylesheet" type="text/css" href="$DEMOROOT$/zh/purejs/node_modules/@grapecity/spread-sheets/styles/gc.spread.sheets.excel2013white.css">
<script src="$DEMOROOT$/zh/purejs/node_modules/@grapecity/spread-sheets/dist/gc.spread.sheets.all.min.js" type="text/javascript"></script>
<script src="$DEMOROOT$/zh/purejs/node_modules/@grapecity/spread-sheets-shapes/dist/gc.spread.sheets.shapes.min.js" type="text/javascript"></script>
<script src="$DEMOROOT$/zh/purejs/node_modules/@grapecity/spread-sheets-resources-zh/dist/gc.spread.sheets.resources.zh.min.js" type="text/javascript"></script>
<script src="$DEMOROOT$/spread/source/js/license.js" type="text/javascript"></script>
<script src="app.js" type="text/javascript"></script>
<link rel="stylesheet" type="text/css" href="styles.css">
</head>
<body>
<div class="sample-tutorial">
<div id="ss" class="sample-spreadsheets"></div>
</div></body>
</html>

.sample-tutorial {
position: relative;
height: 100%;
overflow: hidden;
}
.sample-spreadsheets {
width: 100%;
height: 100%;
overflow: hidden;
float: left;
}
body {
position: absolute;
top: 0;
bottom: 0;
left: 0;
right: 0;
}