js画图开发库--mxgraph--[monitor-监控台.html]
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<!Doctype html>
<html xmlns=http://www.w3.org/1999/xhtml>
<head>
<meta http-equiv=Content-Type content="text/html;charset=utf-8">
<title>监控台</title>
<!-- 如果本文件的包与src不是在同一个目录,就要将basepath设置到src目录下 -->
<script type="text/javascript">
mxBasePath = '../src';
</script>
<!-- 引入支持库文件 -->
<script type="text/javascript" src="../src/js/mxClient.js"></script>
<!-- 示例代码 -->
<script type="text/javascript">
// 程序在此方法中启动
function main(container)
{
// 检查浏览器支持
if (!mxClient.isBrowserSupported())
{
mxUtils.error('Browser is not supported!', 200, false);
}
else
{
// 在容器中创建图形
var graph = createGraph(container);
// 创建监控图形需要的xml文件
var xml = '<mxGraphModel><root><mxCell id="0"/><mxCell id="1" parent="0"/>'+
'<mxCell id="2" value="Claim Handling Process" style="swimlane" vertex="1" parent="1"><mxGeometry x="1" width="840" height="400" as="geometry"/></mxCell>'+
'<mxCell id="3" value="Claim Manager" style="swimlane" vertex="1" parent="2"><mxGeometry x="24" width="816" height="200" as="geometry"/></mxCell>'+
'<mxCell id="5" value="" style="start" vertex="1" parent="3"><mxGeometry x="40" y="85" width="30" height="30" as="geometry"/></mxCell>'+
'<mxCell id="AuthorizeClaim" value="Authorize
Claim" vertex="1" parent="3"><mxGeometry x="90" y="80" width="100" height="40" as="geometry"/></mxCell>'+
'<mxCell id="6" value="X" style="step" vertex="1" parent="3"><mxGeometry x="210" y="85" width="30" height="30" as="geometry"/></mxCell>'+
'<mxCell id="ApproveClaim" value="Approve
Claim" vertex="1" parent="3"><mxGeometry x="260" y="80" width="100" height="40" as="geometry"/></mxCell>'+
'<mxCell id="7" value="X" style="step" vertex="1" parent="3"><mxGeometry x="380" y="85" width="30" height="30" as="geometry"/></mxCell>'+
'<mxCell id="8" value="" edge="1" parent="3" source="5" target="AuthorizeClaim"><mxGeometry relative="1" as="geometry"/></mxCell>'+
'<mxCell id="9" value="" edge="1" parent="3" source="AuthorizeClaim" target="6"><mxGeometry relative="1" as="geometry"/></mxCell>'+
'<mxCell id="10" value="" edge="1" parent="3" source="6" target="ApproveClaim"><mxGeometry relative="1" as="geometry"/></mxCell>'+
'<mxCell id="11" value="" edge="1" parent="3" source="ApproveClaim" target="7"><mxGeometry relative="1" as="geometry"/></mxCell>'+
'<mxCell id="12" value="" edge="1" parent="3" source="7" target="AuthorizeClaim"><mxGeometry relative="1" as="geometry"><Array as="points"><mxPoint x="140" y="40"/></Array></mxGeometry></mxCell>'+
'<mxCell id="ReviewClaim" value="Review
Claim" vertex="1" parent="3"><mxGeometry x="480" y="80" width="100" height="40" as="geometry"/></mxCell>'+
'<mxCell id="22" value="X" style="step" vertex="1" parent="3"><mxGeometry x="600" y="85" width="30" height="30" as="geometry"/></mxCell>'+
'<mxCell id="23" value="" edge="1" parent="3" source="ReviewClaim" target="22"><mxGeometry relative="1" as="geometry"/></mxCell>'+
'<mxCell id="ApproveReviewedClaim" value="Approve Rev.
Claim" vertex="1" parent="3"><mxGeometry x="650" y="80" width="100" height="40" as="geometry"/></mxCell>'+
'<mxCell id="26" value="" edge="1" parent="3" source="22" target="ApproveReviewedClaim"><mxGeometry relative="1" as="geometry"/></mxCell>'+
'<mxCell id="27" value="X" style="step" vertex="1" parent="3"><mxGeometry x="770" y="85" width="30" height="30" as="geometry"/></mxCell>'+
'<mxCell id="28" value="" edge="1" target="27" parent="3" source="ApproveReviewedClaim"><mxGeometry relative="1" as="geometry"><mxPoint x="740" y="100" as="sourcePoint"/><mxPoint x="760" y="100" as="targetPoint"/></mxGeometry></mxCell>'+
'<mxCell id="32" value="" edge="1" parent="3" source="27" target="ReviewClaim"><mxGeometry relative="1" as="geometry"><Array as="points"><mxPoint x="665" y="160"/></Array></mxGeometry></mxCell>'+
'<mxCell id="4" value="Accountant" style="swimlane" vertex="1" parent="2"><mxGeometry x="24" y="200" width="816" height="200" as="geometry"/></mxCell>'+
'<mxCell id="EnterAccountingData" value="Enter
Data" vertex="1" parent="4"><mxGeometry x="430" y="80" width="100" height="40" as="geometry"/></mxCell>'+
'<mxCell id="14" value="X" style="step" vertex="1" parent="4"><mxGeometry x="550" y="85" width="30" height="30" as="geometry"/></mxCell>'+
'<mxCell id="15" value="" edge="1" parent="4" source="EnterAccountingData" target="14"><mxGeometry relative="1" as="geometry"/></mxCell>'+
'<mxCell id="CheckAccountingData" value="Check
Data" vertex="1" parent="4"><mxGeometry x="600" y="80" width="100" height="40" as="geometry"/></mxCell>'+
'<mxCell id="16" value="" edge="1" parent="4" source="14" target="CheckAccountingData"><mxGeometry relative="1" as="geometry"/></mxCell>'+
'<mxCell id="17" value="X" style="step" vertex="1" parent="4"><mxGeometry x="720" y="85" width="30" height="30" as="geometry"/></mxCell>'+
'<mxCell id="18" value="" edge="1" parent="4" source="CheckAccountingData" target="17"><mxGeometry relative="1" as="geometry"/></mxCell>'+
'<mxCell id="19" value="" style="end" vertex="1" parent="4"><mxGeometry x="770" y="85" width="30" height="30" as="geometry"/></mxCell>'+
'<mxCell id="20" value="" edge="1" parent="4" source="17" target="19"><mxGeometry relative="1" as="geometry"/></mxCell>'+
'<mxCell id="31" value="" edge="1" parent="4" source="17" target="EnterAccountingData"><mxGeometry relative="1" as="geometry"><Array as="points"><mxPoint x="625" y="160"/></Array></mxGeometry></mxCell>'+
'<mxCell id="13" value="" edge="1" parent="2" source="7" target="EnterAccountingData"><mxGeometry relative="1" as="geometry"/></mxCell>'+
'<mxCell id="24" value="" edge="1" parent="2" source="14" target="ReviewClaim" style="edgeStyle=none"><mxGeometry relative="1" as="geometry"><Array as="points"><mxPoint x="589" y="180"/><mxPoint x="480" y="180"/><mxPoint x="480" y="100"/></Array></mxGeometry></mxCell>'+
'<mxCell id="29" value="" edge="1" parent="2" source="22" target="EnterAccountingData"><mxGeometry relative="1" as="geometry"><Array as="points"><mxPoint x="469" y="40"/></Array></mxGeometry></mxCell>'+
'<mxCell id="30" value="" edge="1" parent="2" source="27" target="EnterAccountingData"><mxGeometry relative="1" as="geometry"><Array as="points"><mxPoint x="469" y="40"/></Array></mxGeometry></mxCell>'+
'<mxCell id="33" value="" edge="1" parent="2" source="6" target="EnterAccountingData"><mxGeometry relative="1" as="geometry"><Array as="points"><mxPoint x="249" y="200"/></Array></mxGeometry></mxCell>'+
'</root></mxGraphModel>';
var doc = mxUtils.parseXml(xml);
var codec = new mxCodec(doc);
codec.decode(doc.documentElement, graph.getModel());
}
// 创建更新按钮
document.body.appendChild(mxUtils.button('Update', function(evt)
{
//XML通常是根据URL在服务器端使用mxUtils.get这个方法获得的结果，这只是一个测试例子
var xml = '<process><update id="ApproveClaim" state="'+getState()+'"/><update id="AuthorizeClaim" state="'+getState()+'"/>'+
'<update id="CheckAccountingData" state="'+getState()+'"/><update id="ReviewClaim" state="'+getState()+'"/>'+
'<update id="ApproveReviewedClaim" state="'+getState()+'"/><update id="EnterAccountingData" state="'+getState()+'"/></process>';
update(graph, xml);
}));
};
/**
* 使用XML数据更新监控图
*/
function update(graph, xml)
{
if (xml != null &&
xml.length > 0)
{
var doc = mxUtils.parseXml(xml);
if (doc != null &&
doc.documentElement != null)
{
var model = graph.getModel();
var nodes = doc.documentElement.getElementsByTagName('update');
if (nodes != null &&
nodes.length > 0)
{
model.beginUpdate();
try
{
for (var i = 0; i < nodes.length; i++)
{
// 处理活动的节点
var id = nodes[i].getAttribute('id');
var state = nodes[i].getAttribute('state');
// 从图形中获取活动元素的名称
var cell = model.getCell(id);
// 更新单元格颜色，并添加了一些提示信息
if (cell != null)
{
// 重新设置填充色
graph.setCellStyles(mxConstants.STYLE_FILLCOLOR, 'white', [cell]);
graph.removeCellOverlays(cell);
// 更改元素颜色状态
if (state == 'Running')
{
graph.setCellStyles(mxConstants.STYLE_FILLCOLOR, '#2DFF2C', [cell]);
}
else if (state == 'Waiting')
{
graph.setCellStyles(mxConstants.STYLE_FILLCOLOR, '#FFAF1B', [cell]);
}
else if (state == 'Completed')
{
graph.setCellStyles(mxConstants.STYLE_FILLCOLOR, '#FFFF10', [cell]);
}
// 将使用图标的提示信息
if (state != 'Init')
{
// 设置图形中的单元格
graph.addCellOverlay(cell, createOverlay(graph.warningImage, 'State: '+state));
}
}
} // for
}
finally
{
model.endUpdate();
}
}
}
}
};
/**
* 创建一个覆盖对象，使用给定的提示图表和提示文本。
*/
function createOverlay(image, tooltip)
{
var overlay = new mxCellOverlay(image, tooltip);
// Installs a handler for clicks on the overlay
overlay.addListener(mxEvent.CLICK, function(sender, evt)
{
mxUtils.alert(tooltip+'\n'+'Last update: '+new Date());
});
return overlay;
};
/**
* 在给定的容器中创建并返回一个空图。
*/
function createGraph(container)
{
var graph = new mxGraph(container);
graph.setTooltips(true);
graph.setEnabled(false);
// 禁止折叠
graph.isCellFoldable = function(cell, collapse)
{
return false;
};
// 创建处理时的样式
var style = graph.getStylesheet().getDefaultVertexStyle();
style[mxConstants.STYLE_FONTSIZE] = '12';
style[mxConstants.STYLE_FONTCOLOR] = 'black';
style[mxConstants.STYLE_STROKECOLOR] = 'black';
style[mxConstants.STYLE_FILLCOLOR] = 'white';
style[mxConstants.STYLE_GRADIENTCOLOR] = 'white';
style[mxConstants.STYLE_GRADIENT_DIRECTION] = mxConstants.DIRECTION_EAST;
style[mxConstants.STYLE_ROUNDED] = true;
style[mxConstants.STYLE_SHADOW] = true;
style[mxConstants.STYLE_FONTSTYLE] = 1;
style = graph.getStylesheet().getDefaultEdgeStyle();
style[mxConstants.STYLE_EDGE] = mxEdgeStyle.ElbowConnector;
style[mxConstants.STYLE_STROKECOLOR] = 'black';
style[mxConstants.STYLE_ROUNDED] = true;
style = [];
style[mxConstants.STYLE_SHAPE] = mxConstants.SHAPE_SWIMLANE;
style[mxConstants.STYLE_PERIMETER] = mxPerimeter.RectanglePerimeter;
style[mxConstants.STYLE_STROKECOLOR] = 'gray';
style[mxConstants.STYLE_FONTCOLOR] = 'black';
style[mxConstants.STYLE_FILLCOLOR] = '#E0E0DF';
style[mxConstants.STYLE_GRADIENTCOLOR] = 'white';
style[mxConstants.STYLE_ALIGN] = mxConstants.ALIGN_CENTER;
style[mxConstants.STYLE_VERTICAL_ALIGN] = mxConstants.ALIGN_TOP;
style[mxConstants.STYLE_STARTSIZE] = 24;
style[mxConstants.STYLE_FONTSIZE] = '12';
style[mxConstants.STYLE_FONTSTYLE] = 1;
style[mxConstants.STYLE_HORIZONTAL] = false;
graph.getStylesheet().putCellStyle('swimlane', style);
style = [];
style[mxConstants.STYLE_SHAPE] = mxConstants.SHAPE_RHOMBUS;
style[mxConstants.STYLE_PERIMETER] = mxPerimeter.RhombusPerimeter;
style[mxConstants.STYLE_STROKECOLOR] = 'gray';
style[mxConstants.STYLE_FONTCOLOR] = 'gray';
style[mxConstants.STYLE_FILLCOLOR] = '#91BCC0';
style[mxConstants.STYLE_GRADIENTCOLOR] = 'white';
style[mxConstants.STYLE_ALIGN] = mxConstants.ALIGN_CENTER;
style[mxConstants.STYLE_VERTICAL_ALIGN] = mxConstants.ALIGN_MIDDLE;
style[mxConstants.STYLE_FONTSIZE] = '14';
graph.getStylesheet().putCellStyle('step', style);
style = [];
style[mxConstants.STYLE_SHAPE] = mxConstants.SHAPE_ELLIPSE;
style[mxConstants.STYLE_PERIMETER] = mxPerimeter.EllipsePerimeter;
style[mxConstants.STYLE_STROKECOLOR] = 'gray';
style[mxConstants.STYLE_FONTCOLOR] = 'gray';
style[mxConstants.STYLE_FILLCOLOR] = '#A0C88F';
style[mxConstants.STYLE_GRADIENTCOLOR] = 'white';
style[mxConstants.STYLE_ALIGN] = mxConstants.ALIGN_CENTER;
style[mxConstants.STYLE_VERTICAL_ALIGN] = mxConstants.ALIGN_MIDDLE;
style[mxConstants.STYLE_FONTSIZE] = '14';
graph.getStylesheet().putCellStyle('start', style);
style = mxUtils.clone(style);
style[mxConstants.STYLE_FILLCOLOR] = '#DACCBC';
style[mxConstants.STYLE_STROKECOLOR] = '#AF7F73';
style[mxConstants.STYLE_STROKEWIDTH] = 3;
graph.getStylesheet().putCellStyle('end', style);
return graph;
};
/**
* 返回一个随机的状态。
*/
function getState()
{
var state = 'Init';
var rnd = Math.random() * 4;
if (rnd > 3)
{
state = 'Completed';
}
else if (rnd > 2)
{
state = 'Running';
}
else if (rnd > 1)
{
state = 'Waiting';
}
return state;
};
</script>
</head>
<!-- 页面载入时启动程序 -->
<body onload="main(document.getElementById('graphContainer'));">
<!-- 创建一个容器 -->
<div id="graphContainer" style="overflow:hidden;position:relative;width:861px;height:406px;cursor:default;">
</div>
<br>
</body>
</html>