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authoradhitya2016-04-10 12:28:28 +0000
committeradhitya2016-04-10 12:28:28 +0000
commit0b1c069f88dab0288a01c6aed4d77f4e6d2f6474 (patch)
treeb5ae6b1f512a674f79674a12f675d22324cd268f /src/js/handler/mxEdgeSegmentHandler.js
parent1993f1da86e293aaf9996b8d7a4f6d9a9224f270 (diff)
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Removed (un)necessary files
Diffstat (limited to 'src/js/handler/mxEdgeSegmentHandler.js')
-rw-r--r--src/js/handler/mxEdgeSegmentHandler.js284
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diff --git a/src/js/handler/mxEdgeSegmentHandler.js b/src/js/handler/mxEdgeSegmentHandler.js
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--- a/src/js/handler/mxEdgeSegmentHandler.js
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-/**
- * $Id: mxEdgeSegmentHandler.js,v 1.14 2012-12-17 13:22:49 gaudenz Exp $
- * Copyright (c) 2006-2010, JGraph Ltd
- */
-function mxEdgeSegmentHandler(state)
-{
- if (state != null)
- {
- this.state = state;
- this.init();
- }
-};
-
-/**
- * Extends mxEdgeHandler.
- */
-mxEdgeSegmentHandler.prototype = new mxElbowEdgeHandler();
-mxEdgeSegmentHandler.prototype.constructor = mxEdgeSegmentHandler;
-
-/**
- * Function: getPreviewPoints
- *
- * Updates the given preview state taking into account the state of the constraint handler.
- */
-mxEdgeSegmentHandler.prototype.getPreviewPoints = function(point)
-{
- if (this.isSource || this.isTarget)
- {
- return mxElbowEdgeHandler.prototype.getPreviewPoints.apply(this, arguments);
- }
- else
- {
- this.convertPoint(point, false);
- var pts = this.state.absolutePoints;
- var last = pts[0].clone();
- this.convertPoint(last, false);
- var result = [];
-
- for (var i = 1; i < pts.length; i++)
- {
- var pt = pts[i].clone();
- this.convertPoint(pt, false);
-
- if (i == this.index)
- {
- if (last.x == pt.x)
- {
- last.x = point.x;
- pt.x = point.x;
- }
- else
- {
- last.y = point.y;
- pt.y = point.y;
- }
- }
-
- if (i < pts.length - 1)
- {
- result.push(pt);
- }
-
- last = pt;
- }
-
- if (result.length == 1)
- {
- var view = this.state.view;
- var source = this.state.getVisibleTerminalState(true);
- var target = this.state.getVisibleTerminalState(false);
-
- if (target != null & source != null)
- {
- var dx = this.state.origin.x;
- var dy = this.state.origin.y;
-
- if (mxUtils.contains(target, result[0].x + dx, result[0].y + dy))
- {
- if (pts[1].y == pts[2].y)
- {
- result[0].y = view.getRoutingCenterY(source) - dy;
- }
- else
- {
- result[0].x = view.getRoutingCenterX(source) - dx;
- }
- }
- else if (mxUtils.contains(source, result[0].x + dx, result[0].y + dy))
- {
- if (pts[1].y == pts[0].y)
- {
- result[0].y = view.getRoutingCenterY(target) - dy;
- }
- else
- {
- result[0].x = view.getRoutingCenterX(target) - dx;
- }
- }
- }
- }
- else if (result.length == 0)
- {
- result = [point];
- }
-
- return result;
- }
-};
-
-/**
- * Function: createBends
- *
- * Adds custom bends for the center of each segment.
- */
-mxEdgeSegmentHandler.prototype.createBends = function()
-{
- var bends = [];
-
- // Source
- var bend = this.createHandleShape(0);
-
- this.initBend(bend);
- bend.node.style.cursor = mxConstants.CURSOR_BEND_HANDLE;
- mxEvent.redirectMouseEvents(bend.node, this.graph, this.state);
- bends.push(bend);
-
- if (mxClient.IS_TOUCH)
- {
- bend.node.setAttribute('pointer-events', 'none');
- }
-
- var pts = this.state.absolutePoints;
-
- // Waypoints (segment handles)
- if (this.graph.isCellBendable(this.state.cell))
- {
- if (this.points == null)
- {
- this.points = [];
- }
-
- for (var i = 0; i < pts.length - 1; i++)
- {
- var bend = this.createVirtualBend();
- bends.push(bend);
- var horizontal = pts[i].x - pts[i + 1].x == 0;
- bend.node.style.cursor = (horizontal) ? 'col-resize' : 'row-resize';
- this.points.push(new mxPoint(0,0));
-
- if (mxClient.IS_TOUCH)
- {
- bend.node.setAttribute('pointer-events', 'none');
- }
- }
- }
-
- // Target
- var bend = this.createHandleShape(pts.length);
-
- this.initBend(bend);
- bend.node.style.cursor = mxConstants.CURSOR_BEND_HANDLE;
- mxEvent.redirectMouseEvents(bend.node, this.graph, this.state);
- bends.push(bend);
-
- if (mxClient.IS_TOUCH)
- {
- bend.node.setAttribute('pointer-events', 'none');
- }
-
- return bends;
-};
-
-
-/**
- * Function: redrawInnerBends
- *
- * Updates the position of the custom bends.
- */
-mxEdgeSegmentHandler.prototype.redrawInnerBends = function(p0, pe)
-{
- if (this.graph.isCellBendable(this.state.cell))
- {
- var s = mxConstants.HANDLE_SIZE;
- var pts = this.state.absolutePoints;
-
- if (pts != null && pts.length > 1)
- {
- for (var i = 0; i < this.state.absolutePoints.length - 1; i++)
- {
- if (this.bends[i + 1] != null)
- {
- var p0 = pts[i];
- var pe = pts[i + 1];
- var pt = new mxPoint(p0.x + (pe.x - p0.x) / 2, p0.y + (pe.y - p0.y) / 2);
- this.bends[i+1].bounds = new mxRectangle(pt.x - s / 2, pt.y - s / 2, s, s);
- this.bends[i+1].reconfigure();
- this.bends[i+1].redraw();
- }
- }
- }
- }
-};
-
-/**
- * Function: connect
- *
- * Calls <refresh> after <mxEdgeHandler.connect>.
- */
-mxEdgeSegmentHandler.prototype.connect = function(edge, terminal, isSource, isClone, me)
-{
- mxEdgeHandler.prototype.connect.apply(this, arguments);
- this.refresh();
-};
-
-/**
- * Function: changeTerminalPoint
- *
- * Calls <refresh> after <mxEdgeHandler.changeTerminalPoint>.
- */
-mxEdgeSegmentHandler.prototype.changeTerminalPoint = function(edge, point, isSource)
-{
- mxEdgeHandler.prototype.changeTerminalPoint.apply(this, arguments);
- this.refresh();
-};
-
-/**
- * Function: changePoints
- *
- * Changes the points of the given edge to reflect the current state of the handler.
- */
-mxEdgeSegmentHandler.prototype.changePoints = function(edge, points)
-{
- points = [];
- var pts = this.abspoints;
-
- if (pts.length > 1)
- {
- var pt0 = pts[0];
- var pt1 = pts[1];
-
- for (var i = 2; i < pts.length; i++)
- {
- var pt2 = pts[i];
-
- if ((Math.round(pt0.x) != Math.round(pt1.x) ||
- Math.round(pt1.x) != Math.round(pt2.x)) &&
- (Math.round(pt0.y) != Math.round(pt1.y) ||
- Math.round(pt1.y) != Math.round(pt2.y)))
- {
- pt0 = pt1;
- pt1 = pt1.clone();
- this.convertPoint(pt1, false);
- points.push(pt1);
- }
-
- pt1 = pt2;
- }
- }
-
- mxElbowEdgeHandler.prototype.changePoints.apply(this, arguments);
- this.refresh();
-};
-
-/**
- * Function: refresh
- *
- * Refreshes the bends of this handler.
- */
-mxEdgeSegmentHandler.prototype.refresh = function()
-{
- if (this.bends != null)
- {
- for (var i = 0; i < this.bends.length; i++)
- {
- if (this.bends[i] != null)
- {
- this.bends[i].destroy();
- this.bends[i] = null;
- }
- }
-
- this.bends = this.createBends();
- }
-};