<p>SpreadJS 提供两种类型的连接线条形状。</p>
<ul>
<li><strong>Straight</strong></li>
<li><strong>Elbow</strong></li>
</ul>
<p>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。</p>
<p>你可以通过<strong>ConnectorShape</strong>的API来添加一个线条形状并修改其样式。</p>
<pre><code class="hljs js language-js"><span class="hljs-keyword">var</span> shape1 = sheet.shapes.add(<span class="hljs-string">"myShape1"</span>, GC.Spread.Sheets.Shapes.AutoShapeType.rectangle, <span class="hljs-number">62</span> * <span class="hljs-number">9</span>, <span class="hljs-number">0</span>, <span class="hljs-number">200</span>, <span class="hljs-number">200</span>)
<span class="hljs-keyword">var</span> shape2 = sheet.shapes.addConnector(<span class="hljs-string">"myShape2"</span>, GC.Spread.Sheets.Shapes.ConnectorType.straight, <span class="hljs-number">220</span>, <span class="hljs-number">120</span>, <span class="hljs-number">300</span>, <span class="hljs-number">120</span>);
<span class="hljs-keyword">var</span> oldStyle = shape2.style();
oldStyle.line.color = <span class="hljs-string">'red'</span>;
oldStyle.line.lineStyle = GC.Spread.Sheets.Shapes.PresetLineDashStyle.dashDot;
oldStyle.line.width = <span class="hljs-number">10</span>;
oldStyle.line.capType = GC.Spread.Sheets.Shapes.LineCapStyle.square;
oldStyle.line.joinType = GC.Spread.Sheets.Shapes.LineJoinStyle.miter;
oldStyle.line.transparency = <span class="hljs-number">0.5</span>;
oldStyle.line.beginArrowheadStyle = GC.Spread.Sheets.Shapes.ArrowheadStyle.triangle;
oldStyle.line.beginArrowheadWidth = GC.Spread.Sheets.Shapes.ArrowheadWidth.narrow;
oldStyle.line.beginArrowheadLength = GC.Spread.Sheets.Shapes.ArrowheadLength.short;
oldStyle.line.endArrowheadStyle = GC.Spread.Sheets.Shapes.ArrowheadStyle.diamond;
oldStyle.line.endArrowheadWidth = GC.Spread.Sheets.Shapes.ArrowheadWidth.medium;
oldStyle.line.endArrowheadLength = GC.Spread.Sheets.Shapes.ArrowheadLength.medium;
shape2.style(oldStyle);
<span class="hljs-keyword">var</span> startConnector = shape2.startConnector();
shape2.startConnector({<span class="hljs-attr">name</span>: shape1.name(), <span class="hljs-attr">index</span>: <span class="hljs-number">2</span>});
</code></pre>
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);
}
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<head>
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