js画图开发库--mxgraph--[wires-电路图.html]
<!Doctype html>
<html xmlns=http://www.w3.org/1999/xhtml>
<head>
<meta http-equiv=Content-Type content="text/html;charset=utf-8">
<title>电路图</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>
<script type="text/javascript">
// If connect preview is not moved away then getCellAt is used to detect the cell under
// the mouse if the mouse is over the preview shape in IE (no event transparency), ie.
// the built-in hit-detection of the HTML document will not be used in this case.
mxConnectionHandler.prototype.movePreviewAway = false;
mxConnectionHandler.prototype.waypointsEnabled = true;
mxGraph.prototype.resetEdgesOnConnect = false;
mxConstants.SHADOWCOLOR = '#C0C0C0';
mxConnector.prototype.crisp = true;
mxLine.prototype.crisp = true;
var joinNodeSize = 7;
var strokeWidth = 2;
// 替换接口处图标
mxConstraintHandler.prototype.pointImage = new mxImage('images/dot.gif', 10, 10);
// 启用导航线
mxGraphHandler.prototype.guidesEnabled = true;
// Alt键按下禁用导航线
mxGuide.prototype.isEnabledForEvent = function(evt)
{
return !mxEvent.isAltDown(evt);
};
// 是否自动连接目标
mxEdgeHandler.prototype.snapToTerminals = true;
// 程序启动
function main(container)
{
var graph = new mxGraph(container);
graph.view.scale = 1;
graph.setPanning(true);
graph.setConnectable(true);
graph.setConnectableEdges(true);
graph.setDisconnectOnMove(false);
graph.foldingEnabled = false;
//最大尺寸
graph.maximumGraphBounds = new mxRectangle(0, 0, 800, 600)
graph.border = 50;
// 禁用下拉菜单
graph.panningHandler.isPopupTrigger = function() { return false; };
// 启用回车键停止编辑（用shift输入的换行）
graph.setEnterStopsCellEditing(true);
// 使用浏览器默认菜单
new mxRubberband(graph);
// 执行无子单元格的连接点的替代解决方案。 如所示portrefs.html例如以允许为每个端口的呼入/呼出的方向，这可以扩展。
graph.getAllConnectionConstraints = function(terminal)
{
var geo = (terminal != null) ? this.getCellGeometry(terminal.cell) : null;
if ((geo != null ? !geo.relative : false) &&
this.getModel().isVertex(terminal.cell) &&
this.getModel().getChildCount(terminal.cell) == 0)
{
return [new mxConnectionConstraint(new mxPoint(0, 0.5), false),
new mxConnectionConstraint(new mxPoint(1, 0.5), false)];
}
return null;
};
// 约束连接
graph.connectionHandler.isConnectableCell = function(cell)
{
if (this.graph.getModel().isEdge(cell))
{
return true;
}
else
{
var geo = (cell != null) ? this.graph.getCellGeometry(cell) : null;
return (geo != null) ? geo.relative : false;
}
};
mxEdgeHandler.prototype.isConnectableCell = function(cell)
{
return graph.connectionHandler.isConnectableCell(cell);
};
// 添加提示
graph.setTooltips(true);
var getTooltipForCell = graph.getTooltipForCell;
graph.getTooltipForCell = function(cell)
{
var tip = '';
if (cell != null)
{
var src = this.getModel().getTerminal(cell, true);
if (src != null)
{
tip += this.getTooltipForCell(src) + ' ';
}
var parent = this.getModel().getParent(cell);
if (this.getModel().isVertex(parent))
{
tip += this.getTooltipForCell(parent) + '.';
}
tip += getTooltipForCell.apply(this, arguments);
var trg = this.getModel().getTerminal(cell, false);
if (trg != null)
{
tip += ' ' + this.getTooltipForCell(trg);
}
}
return tip;
};
// 在黑色背景和明亮的风格间切换
var invert = false;
if (invert)
{
container.style.backgroundColor = 'black';
// 白色就地编辑文本
mxCellEditorStartEditing = mxCellEditor.prototype.startEditing;
mxCellEditor.prototype.startEditing = function (cell, trigger)
{
mxCellEditorStartEditing.apply(this, arguments);
if (this.textarea != null)
{
this.textarea.style.color = '#FFFFFF';
}
};
mxGraphHandler.prototype.previewColor = 'white';
}
var labelBackground = (invert) ? '#000000' : '#FFFFFF';
var fontColor = (invert) ? '#FFFFFF' : '#000000';
var strokeColor = (invert) ? '#C0C0C0' : '#000000';
var fillColor = (invert) ? 'none' : '#FFFFFF';
var style = graph.getStylesheet().getDefaultEdgeStyle();
delete style['endArrow'];
style['strokeColor'] = strokeColor;
style['labelBackgroundColor'] = labelBackground;
style['edgeStyle'] = 'wireEdgeStyle';
style['fontColor'] = fontColor;
style['fontSize'] = '9';
style['movable'] = '0';
style['strokeWidth'] = strokeWidth;
//style['rounded'] = '1';
// Sets join node size
style['startSize'] = joinNodeSize;
style['endSize'] = joinNodeSize;
style = graph.getStylesheet().getDefaultVertexStyle();
style['gradientDirection'] = 'south';
//style['gradientColor'] = '#909090';
style['strokeColor'] = strokeColor;
//style['fillColor'] = '#e0e0e0';
style['fillColor'] = 'none';
style['fontColor'] = fontColor;
style['fontStyle'] = '1';
style['fontSize'] = '12';
style['resizable'] = '0';
style['rounded'] = '1';
style['strokeWidth'] = strokeWidth;
var parent = graph.getDefaultParent();
graph.getModel().beginUpdate();
try
{
var v1 = graph.insertVertex(parent, null, 'J1', 80, 40, 40, 80,
'verticalLabelPosition=top;verticalAlign=bottom;shadow=1;fillColor=' + fillColor);
v1.setConnectable(false);
var v11 = graph.insertVertex(v1, null, '1', 0, 0, 10, 16,
'shape=line;align=left;verticalAlign=middle;fontSize=10;routingCenterX=-0.5;'+
'spacingLeft=12;fontColor=' + fontColor + ';strokeColor=' + strokeColor);
v11.geometry.relative = true;
v11.geometry.offset = new mxPoint(-v11.geometry.width, 2);
var v12 = v11.clone();
v12.value = '2';
v12.geometry.offset = new mxPoint(-v11.geometry.width, 22);
v1.insert(v12);
var v13 = v11.clone();
v13.value = '3';
v13.geometry.offset = new mxPoint(-v11.geometry.width, 42);
v1.insert(v13);
var v14 = v11.clone();
v14.value = '4';
v14.geometry.offset = new mxPoint(-v11.geometry.width, 62);
v1.insert(v14);
var v15 = v11.clone();
v15.value = '5';
v15.geometry.x = 1;
v15.style = 'shape=line;align=right;verticalAlign=middle;fontSize=10;routingCenterX=0.5;'+
'spacingRight=12;fontColor=' + fontColor + ';strokeColor=' + strokeColor;
v15.geometry.offset = new mxPoint(0, 2);
v1.insert(v15);
var v16 = v15.clone();
v16.value = '6';
v16.geometry.offset = new mxPoint(0, 22);
v1.insert(v16);
var v17 = v15.clone();
v17.value = '7';
v17.geometry.offset = new mxPoint(0, 42);
v1.insert(v17);
var v18 = v15.clone();
v18.value = '8';
v18.geometry.offset = new mxPoint(0, 62);
v1.insert(v18);
var v19 = v15.clone();
v19.value = 'clk';
v19.geometry.x = 0.5;
v19.geometry.y = 1;
v19.geometry.width = 10;
v19.geometry.height = 4;
// NOTE:端口约束被定义为正东方向，所以这里必须插入
v19.style = 'shape=triangle;direction=north;spacingBottom=12;align=center;portConstraint=horizontal;'+
'fontSize=8;strokeColor=' + strokeColor + ';routingCenterY=0.5;';
v19.geometry.offset = new mxPoint(-4, -4);
v1.insert(v19);
var v2 = graph.insertVertex(parent, null, 'R1', 220, 220, 80, 20,
'shape=resistor;verticalLabelPosition=top;verticalAlign=bottom;');
// 执行通过约束的连接点（参见上述）
//v2.setConnectable(false);
/*var v21 = graph.insertVertex(v2, null, 'A', 0, 0.5, 10, 1,
'shape=none;spacingBottom=11;spacingLeft=1;align=left;fontSize=8;'+
'fontColor=#4c4c4c;strokeColor=#909090;');
v21.geometry.relative = true;
v21.geometry.offset = new mxPoint(0, -1);
var v22 = graph.insertVertex(v2, null, 'B', 1, 0.5, 10, 1,
'spacingBottom=11;spacingLeft=1;align=left;fontSize=8;'+
'fontColor=#4c4c4c;strokeColor=#909090;');
v22.geometry.relative = true;
v22.geometry.offset = new mxPoint(-10, -1);*/
var v3 = graph.addCell(graph.getModel().cloneCell(v1));
v3.value = 'J3';
v3.geometry.x = 420;
v3.geometry.y = 340;
// 连接线终点实施的限制，或者可以使用引用，请参阅：portrefs.html
var e1 = graph.insertEdge(parent, null, 'e1', v1.getChildAt(7), v2,
'entryX=0;entryY=0.5;entryPerimeter=0;');
e1.geometry.points = [new mxPoint(180, 110)];
var e2 = graph.insertEdge(parent, null, 'e2', v1.getChildAt(4), v2,
'entryX=1;entryY=0.5;entryPerimeter=0;');
e2.geometry.points = [new mxPoint(320, 50), new mxPoint(320, 230)];
var e3 = graph.insertEdge(parent, null, 'crossover', e1, e2);
e3.geometry.setTerminalPoint(new mxPoint(180, 140), true);
e3.geometry.setTerminalPoint(new mxPoint(320, 140), false);
// var e1 = graph.insertEdge(parent, null, 'e1', v1.getChildAt(7), v2.getChildAt(0));
// e1.geometry.points = [new mxPoint(180, 140)];
// var e2 = graph.insertEdge(parent, null, '', v1.getChildAt(4), v2.getChildAt(1));
// e2.geometry.points = [new mxPoint(320, 80)];
// var e3 = graph.insertEdge(parent, null, 'crossover', e1, e2);
// e3.geometry.setTerminalPoint(new mxPoint(180, 160), true);
// e3.geometry.setTerminalPoint(new mxPoint(320, 160), false);
var e4 = graph.insertEdge(parent, null, 'e4', v2, v3.getChildAt(0),
'exitX=1;exitY=0.5;entryPerimeter=0;');
e4.geometry.points = [new mxPoint(380, 230)];
var e5 = graph.insertEdge(parent, null, 'e5', v3.getChildAt(5), v1.getChildAt(0));
e5.geometry.points = [new mxPoint(500, 310), new mxPoint(500, 20), new mxPoint(50, 20)];
var e6 = graph.insertEdge(parent, null, '');
e6.geometry.setTerminalPoint(new mxPoint(100, 500), true);
e6.geometry.setTerminalPoint(new mxPoint(600, 500), false);
var e7 = graph.insertEdge(parent, null, 'e7', v3.getChildAt(7), e6);
e7.geometry.setTerminalPoint(new mxPoint(500, 500), false);
e7.geometry.points = [new mxPoint(500, 350)];
}
finally
{
graph.getModel().endUpdate();
}
document.body.appendChild(mxUtils.button('放大Zoom In', function()
{
graph.zoomIn();
}));
document.body.appendChild(mxUtils.button('缩小Zoom Out', function()
{
graph.zoomOut();
}));
// Undo/redo 撤销/复位
var undoManager = new mxUndoManager();
var listener = function(sender, evt)
{
undoManager.undoableEditHappened(evt.getProperty('edit'));
};
graph.getModel().addListener(mxEvent.UNDO, listener);
graph.getView().addListener(mxEvent.UNDO, listener);
document.body.appendChild(mxUtils.button('撤销Undo', function()
{
undoManager.undo();
}));
document.body.appendChild(mxUtils.button('上一步Redo', function()
{
undoManager.redo();
}));
// 显示XML调试的实际模型
document.body.appendChild(mxUtils.button('删除Delete', function()
{
graph.removeCells();
}));
// 连接模式
var checkbox = document.createElement('input');
checkbox.setAttribute('type', 'checkbox');
document.body.appendChild(checkbox);
mxUtils.write(document.body, 'Wire Mode');
// Starts connections on the background in wire-mode
var connectionHandlerIsStartEvent = graph.connectionHandler.isStartEvent;
graph.connectionHandler.isStartEvent = function(me)
{
return checkbox.checked || connectionHandlerIsStartEvent.apply(this, arguments);
};
// Avoids any connections for gestures within tolerance except when in wire-mode
// or when over a port which
var connectionHandlerMouseUp = graph.connectionHandler.mouseUp;
graph.connectionHandler.mouseUp = function(sender, me)
{
if (this.first != null && this.previous != null)
{
var point = mxUtils.convertPoint(this.graph.container, me.getX(), me.getY());
var dx = Math.abs(point.x - this.first.x);
var dy = Math.abs(point.y - this.first.y);
if (dx < this.graph.tolerance && dy < this.graph.tolerance)
{
// Selects edges in non-wire mode for single clicks, but starts
// connecting for non-edges regardless of wire-mode
if (!checkbox.checked && this.graph.getModel().isEdge(this.previous.cell))
{
this.reset();
}
return;
}
}
connectionHandlerMouseUp.apply(this, arguments);
};
// 网格
var checkbox2 = document.createElement('input');
checkbox2.setAttribute('type', 'checkbox');
checkbox2.setAttribute('checked', 'true');
document.body.appendChild(checkbox2);
mxUtils.write(document.body, 'Grid');
mxEvent.addListener(checkbox2, 'click', function(evt)
{
if (checkbox2.checked)
{
container.style.background = 'url(\'images/wires-grid.gif\')';
}
else
{
container.style.background = '';
}
container.style.backgroundColor = (invert) ? 'black' : 'white';
});
mxEvent.disableContextMenu(container);
};
</script>
<!--
更新连接点
-->
<script type="text/javascript">
// 计算的连接线到连接线的两点之间的位置。
mxGraphView.prototype.updateFixedTerminalPoint = function(edge, terminal, source, constraint)
{
var pt = null;
if (constraint != null)
{
pt = this.graph.getConnectionPoint(terminal, constraint);
}
if (source)
{
edge.sourceSegment = null;
}
else
{
edge.targetSegment = null;
}
if (pt == null)
{
var s = this.scale;
var tr = this.translate;
var orig = edge.origin;
var geo = this.graph.getCellGeometry(edge.cell);
pt = geo.getTerminalPoint(source);
// 计算两个连接点
if (pt != null)
{
pt = new mxPoint(s * (tr.x + pt.x + orig.x),
s * (tr.y + pt.y + orig.y));
// 查找最近的连接线，并计算交叉点
if (terminal != null && terminal.absolutePoints != null)
{
var seg = mxUtils.findNearestSegment(terminal, pt.x, pt.y);
// Finds orientation of the segment
var p0 = terminal.absolutePoints[seg];
var pe = terminal.absolutePoints[seg + 1];
var horizontal = (p0.x - pe.x == 0);
// 储存连接线状态
var key = (source) ? 'sourceConstraint' : 'targetConstraint';
var value = (horizontal) ? 'horizontal' : 'vertical';
edge.style[key] = value;
// Keeps the coordinate within the segment bounds
if (horizontal)
{
pt.x = p0.x;
pt.y = Math.min(pt.y, Math.max(p0.y, pe.y));
pt.y = Math.max(pt.y, Math.min(p0.y, pe.y));
}
else
{
pt.y = p0.y;
pt.x = Math.min(pt.x, Math.max(p0.x, pe.x));
pt.x = Math.max(pt.x, Math.min(p0.x, pe.x));
}
}
}
// 计算连接线和点
else if (terminal != null && terminal.cell.geometry.relative)
{
pt = new mxPoint(this.getRoutingCenterX(terminal),
this.getRoutingCenterY(terminal));
}
// 捕捉元素点到网格
/*if (pt != null)
{
var tr = this.graph.view.translate;
var s = this.graph.view.scale;
pt.x = (this.graph.snap(pt.x / s - tr.x) + tr.x) * s;
pt.y = (this.graph.snap(pt.y / s - tr.y) + tr.y) * s;
}*/
}
edge.setAbsoluteTerminalPoint(pt, source);
};
</script>
<!--
预览新建的连接线。
-->
<script type="text/javascript">
// 设置元素源端到连接线的连接点
mxConnectionHandler.prototype.createEdgeState = function(me)
{
var edge = this.graph.createEdge();
if (this.sourceConstraint != null && this.previous != null)
{
edge.style = mxConstants.STYLE_EXIT_X+'='+this.sourceConstraint.point.x+';'+
mxConstants.STYLE_EXIT_Y+'='+this.sourceConstraint.point.y+';';
}
else if (this.graph.model.isEdge(me.getCell()))
{
var scale = this.graph.view.scale;
var tr = this.graph.view.translate;
var pt = new mxPoint(this.graph.snap(me.getGraphX() / scale) - tr.x,
this.graph.snap(me.getGraphY() / scale) - tr.y);
edge.geometry.setTerminalPoint(pt, true);
}
return this.graph.view.createState(edge);
};
// 使用鼠标右键，创建连接线
mxConnectionHandler.prototype.isStopEvent = function(me)
{
return me.getState() != null || mxEvent.isRightMouseButton(me.getEvent());
};
// 更新目标终端边到边缘的连接点。
mxConnectionHandlerUpdateCurrentState = mxConnectionHandler.prototype.updateCurrentState;
mxConnectionHandler.prototype.updateCurrentState = function(me)
{
mxConnectionHandlerUpdateCurrentState.apply(this, arguments);
if (this.edgeState != null)
{
this.edgeState.cell.geometry.setTerminalPoint(null, false);
if (this.shape != null && this.currentState != null &&
this.currentState.view.graph.model.isEdge(this.currentState.cell))
{
var scale = this.graph.view.scale;
var tr = this.graph.view.translate;
var pt = new mxPoint(this.graph.snap(me.getGraphX() / scale) - tr.x,
this.graph.snap(me.getGraphY() / scale) - tr.y);
this.edgeState.cell.geometry.setTerminalPoint(pt, false);
}
}
};
// 点到线的预览
mxEdgeSegmentHandler.prototype.clonePreviewState = function(point, terminal)
{
var clone = mxEdgeHandler.prototype.clonePreviewState.apply(this, arguments);
clone.cell = clone.cell.clone();
if (this.isSource || this.isTarget)
{
clone.cell.geometry = clone.cell.geometry.clone();
// Sets the terminal point of an edge if we're moving one of the endpoints
if (this.graph.getModel().isEdge(clone.cell))
{
// TODO: Only set this if the target or source terminal is an edge
clone.cell.geometry.setTerminalPoint(point, this.isSource);
}
else
{
clone.cell.geometry.setTerminalPoint(null, this.isSource);
}
}
return clone;
};
</script>
<!--
高亮完整的单元区域（热点）。
-->
<script type="text/javascript">
mxConnectionHandlerCreateMarker = mxConnectionHandler.prototype.createMarker;
mxConnectionHandler.prototype.createMarker = function()
{
var marker = mxConnectionHandlerCreateMarker.apply(this, arguments);
// 使用完整的区域的单元为新的连接（没有热点）
marker.intersects = function(state, evt)
{
return true;
};
// 添加高亮
mxCellHighlightHighlight = mxCellHighlight.prototype.highlight;
marker.highlight.highlight = function(state)
{
if (this.state != state)
{
if (this.state != null)
{
this.state.style = this.lastStyle;
// 使用当前描边宽度，如果没有定义的描边宽度形状的解决方法
this.state.style['strokeWidth'] = this.state.style['strokeWidth'] || '1';
this.state.style['strokeColor'] = this.state.style['strokeColor'] || 'none';
if (this.state.shape != null)
{
this.state.view.graph.cellRenderer.configureShape(this.state);
this.state.shape.reconfigure();
this.state.shape.redraw();
}
}
if (state != null)
{
this.lastStyle = state.style;
state.style = mxUtils.clone(state.style);
state.style['strokeColor'] = '#00ff00';
state.style['strokeWidth'] = '3';
if (state.shape != null)
{
state.view.graph.cellRenderer.configureShape(state);
state.shape.reconfigure();
state.shape.redraw();
}
}
this.state = state;
}
};
return marker;
};
mxEdgeHandlerCreateMarker = mxEdgeHandler.prototype.createMarker;
mxEdgeHandler.prototype.createMarker = function()
{
var marker = mxEdgeHandlerCreateMarker.apply(this, arguments);
// 重新连接时，现有的边添加高亮
marker.highlight.highlight = this.graph.connectionHandler.marker.highlight.highlight;
return marker;
}
</script>
<!--
添加椭圆形标记边到边连接。
-->
<script type="text/javascript">
mxGraphGetCellStyle = mxGraph.prototype.getCellStyle;
mxGraph.prototype.getCellStyle = function(cell)
{
var style = mxGraphGetCellStyle.apply(this, arguments);
if (style != null && this.model.isEdge(cell))
{
style = mxUtils.clone(style);
if (this.model.isEdge(this.model.getTerminal(cell, true)))
{
style['startArrow'] = 'oval';
}
if (this.model.isEdge(this.model.getTerminal(cell, false)))
{
style['endArrow'] = 'oval';
}
}
return style;
};
</script>
<!--
自定义的电阻形状，目前这里被忽略。
-->
<script type="text/javascript">
function ResistorShape() { };
ResistorShape.prototype = new mxCylinder();
ResistorShape.prototype.constructor = ResistorShape;
ResistorShape.prototype.crisp = false;
ResistorShape.prototype.redrawPath = function(path, x, y, w, h, isForeground)
{
var dx = w / 16;
if (isForeground)
{
path.moveTo(0, h / 2);
path.lineTo(2 * dx, h / 2);
path.lineTo(3 * dx, 0);
path.lineTo(5 * dx, h);
path.lineTo(7 * dx, 0);
path.lineTo(9 * dx, h);
path.lineTo(11 * dx, 0);
path.lineTo(13 * dx, h);
path.lineTo(14 * dx, h / 2);
path.lineTo(16 * dx, h / 2);
path.end();
}
};
mxCellRenderer.prototype.defaultShapes['resistor'] = ResistorShape;
</script>
<!--
自定义的电阻形状。目前这里被忽略。
-->
<script type="text/javascript">
mxEdgeStyle.WireConnector = function(state, source, target, hints, result)
{
// 建立一个数组，所有的方式和终点
var pts = state.absolutePoints;
var horizontal = true;
var hint = null;
// Gets the initial connection from the source terminal or edge
if (source != null && state.view.graph.model.isEdge(source.cell))
{
horizontal = state.style['sourceConstraint'] == 'horizontal';
}
else if (source != null)
{
horizontal = source.style['portConstraint'] != 'vertical';
// 检查的方向的形状和旋转
var direction = source.style[mxConstants.STYLE_DIRECTION];
if (direction == 'north' || direction == 'south')
{
horizontal = !horizontal;
}
}
// 添加的第一个点
// TODO: 应沿着相连的网段
var pt = pts[0];
if (pt == null && source != null)
{
pt = new mxPoint(state.view.getRoutingCenterX(source), state.view.getRoutingCenterY(source));
}
else if (pt != null)
{
pt = pt.clone();
}
var first = pt;
// 添加路径点
if (hints != null && hints.length > 0)
{
// FIXME: 第一个段不可移动
/*hint = state.view.transformControlPoint(state, hints[0]);
mxLog.show();
mxLog.debug(hints.length,'hints0.y='+hint.y, pt.y)
if (horizontal && Math.floor(hint.y) != Math.floor(pt.y))
{
mxLog.show();
mxLog.debug('add waypoint');
pt = new mxPoint(pt.x, hint.y);
result.push(pt);
pt = pt.clone();
//horizontal = !horizontal;
}*/
for (var i = 0; i < hints.length; i++)
{
horizontal = !horizontal;
hint = state.view.transformControlPoint(state, hints[i]);
if (horizontal)
{
if (pt.y != hint.y)
{
pt.y = hint.y;
result.push(pt.clone());
}
}
else if (pt.x != hint.x)
{
pt.x = hint.x;
result.push(pt.clone());
}
}
}
else
{
hint = pt;
}
// 添加的最后一个点
pt = pts[pts.length - 1];
// TODO: 应沿着相连的网段
if (pt == null && target != null)
{
pt = new mxPoint(state.view.getRoutingCenterX(target), state.view.getRoutingCenterY(target));
}
if (horizontal)
{
if (pt.y != hint.y && first.x != pt.x)
{
result.push(new mxPoint(pt.x, hint.y));
}
}
else if (pt.x != hint.x && first.y != pt.y)
{
result.push(new mxPoint(hint.x, pt.y));
}
};
mxStyleRegistry.putValue('wireEdgeStyle', mxEdgeStyle.WireConnector);
// 该连接器需要的MX边缘片段的处理程序
mxGraphCreateHandler = mxGraph.prototype.createHandler;
mxGraph.prototype.createHandler = function(state)
{
var result = null;
if (state != null)
{
if (this.model.isEdge(state.cell))
{
var style = this.view.getEdgeStyle(state);
if (style == mxEdgeStyle.WireConnector)
{
return new mxEdgeSegmentHandler(state);
}
}
}
return mxGraphCreateHandler.apply(this, arguments);
};
</script>
</head>
<!-- 页面载入后启动程序. -->
<body onload="main(document.getElementById('graphContainer'))">
<div id="graphContainer"
style="overflow:auto;position:relative;width:800px;height:600px;border:1px solid gray;background:url('images/wires-grid.gif');background-position:-1px 0px;cursor:crosshair;">
</div>
</body>
</html>
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