1195 lines
40 KiB
JavaScript
1195 lines
40 KiB
JavaScript
/**
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* Copyright (c) 2006-2012, JGraph Ltd
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*/
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/**
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* Editor constructor executed on page load.
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*/
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Editor = function(chromeless, themes, model, graph)
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{
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mxEventSource.call(this);
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this.chromeless = (chromeless != null) ? chromeless : this.chromeless;
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this.initStencilRegistry();
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this.graph = graph || this.createGraph(themes, model);
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this.undoManager = this.createUndoManager();
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this.status = '';
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this.getOrCreateFilename = function()
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{
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return this.filename || mxResources.get('drawing', [Editor.pageCounter]) + '.xml';
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};
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this.getFilename = function()
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{
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return this.filename;
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};
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// Sets the status and fires a statusChanged event
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this.setStatus = function(value)
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{
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this.status = value;
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this.fireEvent(new mxEventObject('statusChanged'));
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};
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// Returns the current status
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this.getStatus = function()
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{
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return this.status;
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};
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// Updates modified state if graph changes
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this.graphChangeListener = function(sender, eventObject)
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{
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var edit = (eventObject != null) ? eventObject.getProperty('edit') : null;
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if (edit == null || !edit.ignoreEdit)
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{
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this.setModified(true);
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}
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};
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this.graph.getModel().addListener(mxEvent.CHANGE, mxUtils.bind(this, function()
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{
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this.graphChangeListener.apply(this, arguments);
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}));
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// Sets persistent graph state defaults
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this.graph.resetViewOnRootChange = false;
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this.init();
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};
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/**
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* Counts open editor tabs (must be global for cross-window access)
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*/
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Editor.pageCounter = 0;
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// Cross-domain window access is not allowed in FF, so if we
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// were opened from another domain then this will fail.
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(function()
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{
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if (mxClient.IS_FF) // https://drawio.atlassian.net/browse/DS-795
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{
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try
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{
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var op = window;
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while (op.opener != null && typeof op.opener.Editor !== 'undefined' &&
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!isNaN(op.opener.Editor.pageCounter))
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{
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op = op.opener;
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}
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// Increments the counter in the first opener in the chain
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if (op != null)
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{
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op.Editor.pageCounter++;
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Editor.pageCounter = op.Editor.pageCounter;
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}
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}
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catch (e)
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{
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// ignore
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}
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}
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})();
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/**
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* Specifies if local storage should be used (eg. on the iPad which has no filesystem)
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*/
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Editor.useLocalStorage = typeof(Storage) != 'undefined' && mxClient.IS_IOS;
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/**
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* Images below are for lightbox and embedding toolbars.
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*/
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Editor.helpImage = (mxClient.IS_SVG) ? 'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAMAAAAoLQ9TAAAAXVBMVEUAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAC5BxTwAAAAH3RSTlMAlUF8boNQIE0LBgOgkGlHNSwqFIx/dGVUOjApmV9ezNACSAAAAIVJREFUGNNtjNsOgzAMQ5NeoVcKDAZs+//PXLKI8YKlWvaRU7jXuFpb9qsbdK05XILUiE8JHQox1Pv3OgFUzf1AGqWqUg+QBwLF0YAeegBlCNgRWOpB5vUfTCmeoHQ/wNdy0jLH/cM+b+wLTw4n/7ACEmHVVy8h6qy8V7MNcGowWpsNbvUFcGUEdSi1s/oAAAAASUVORK5CYII=' :
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IMAGE_PATH + '/help.png';
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/**
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* Sets the default font size.
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*/
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Editor.checkmarkImage = (mxClient.IS_SVG) ? 'data:image/gif;base64,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' :
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IMAGE_PATH + '/checkmark.gif';
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/**
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* Images below are for lightbox and embedding toolbars.
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*/
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Editor.maximizeImage = 'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABUAAAAVBAMAAABbObilAAAAElBMVEUAAAAAAAAAAAAAAAAAAAAAAADgKxmiAAAABXRSTlMA758vX1Pw3BoAAABJSURBVAjXY8AJQkODGBhUQ0MhbAUGBiYY24CBgRnGFmZgMISwgwwDGRhEhVVBbAVmEQYGRwMmBjIAQi/CTIRd6G5AuA3dzYQBAHj0EFdHkvV4AAAAAElFTkSuQmCC';
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/**
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* Specifies the image URL to be used for the transparent background.
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*/
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Editor.zoomOutImage = 'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABUAAAAVBAMAAABbObilAAAAElBMVEUAAAAAAAAsLCxxcXEhISFgYGChjTUxAAAAAXRSTlMAQObYZgAAAEdJREFUCNdjIAMwCQrB2YKCggJQJqMwA7MglK1owMBgqABVApITgLJZXFxgbIQ4Qj3CHIT5ggoIe5kgNkM1KSDYKBKqxPkDAPo5BAZBE54hAAAAAElFTkSuQmCC';
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/**
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* Specifies the image URL to be used for the transparent background.
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*/
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Editor.zoomInImage = 'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABUAAAAVBAMAAABbObilAAAAElBMVEUAAAAAAAAsLCwhISFxcXFgYGBavKaoAAAAAXRSTlMAQObYZgAAAElJREFUCNdjIAMwCQrB2YKCggJQJqMIA4sglK3owMzgqABVwsDMwCgAZTMbG8PYCHGEeoQ5CPMFFRD2MkFshmpSQLBRJFSJ8wcAEqcEM2uhl2MAAAAASUVORK5CYII=';
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/**
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* Specifies the image URL to be used for the transparent background.
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*/
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Editor.zoomFitImage = 'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABUAAAAVBAMAAABbObilAAAAD1BMVEUAAAAAAAAwMDBwcHBgYGC1xl09AAAAAXRSTlMAQObYZgAAAEFJREFUCNdjIAMwCQrB2YKCggJQJqMwA7MglK1owMBgqABVApITwMdGqEeYgzBfUAFhLxPEZqgmBQQbRUKFOH8AAK5OA3lA+FFOAAAAAElFTkSuQmCC';
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/**
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* Specifies the image URL to be used for the transparent background.
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*/
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Editor.layersImage = 'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABUAAAAVCAMAAACeyVWkAAAAaVBMVEUAAAAgICAICAgdHR0PDw8WFhYICAgLCwsXFxcvLy8ODg4uLi4iIiIqKiokJCQYGBgKCgonJycFBQUCAgIqKiocHBwcHBwODg4eHh4cHBwnJycJCQkUFBQqKiojIyMuLi4ZGRkgICAEBATOWYXAAAAAGnRSTlMAD7+fnz8/H7/ff18/77+vr5+fn39/b28fH2xSoKsAAACQSURBVBjTrYxJEsMgDARZZMAY73sgCcn/HxnhKtnk7j6oRq0psfuoyndZ/SuODkHPLzfVT6KeyPePnJ7KrnkRjWMXTn4SMnN8mXe2SSM3ts8L/ZUxxrbAULSYJJULE0Iw9pjpenoICcgcX61mGgTgtCv9Be99pzCoDhNQWQnchD1mup5++CYGcoQexajZbfwAj/0MD8ZOaUgAAAAASUVORK5CYII=';
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/**
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* Specifies the image URL to be used for the transparent background.
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*/
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Editor.previousImage = 'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAABmJLR0QA/wD/AP+gvaeTAAAAh0lEQVQ4je3UsQnCUBCA4U8hpa1NsoEjpHQJS0dxADdwEMuMIJkgA1hYChbGQgMi+JC8q4L/AB/vDu7x74cWWEZhJU44RmA1zujR5GIbXF9YNrjD/Q0bDRY4fEBZ4P4LlgTnCbAf84pUM8/9hY08tMUtEoQ1LpEgrNBFglChFXR6Q6GfwwR6AGKJMF74Vtt3AAAAAElFTkSuQmCC';
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/**
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* Specifies the image URL to be used for the transparent background.
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*/
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Editor.nextImage = 'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0NAAAABmJLR0QA/wD/AP+gvaeTAAAAi0lEQVQ4jeXUIQ7CUAwA0MeGxWI2yylwnALJUdBcgYvM7QYLmjOQIAkIPmJZghiIvypoUtX0tfnJL38X5ZfaEgUeUcManFBHgS0SLlhHggk3bCPBhCf2keCQR8wjwYTDp6YiZxJmOU1jGw7vGALescuBxsArNlOwd/CM1VSM/ut1qCIw+uOwiMJ+OF4CQzBCXm3hyAAAAABJRU5ErkJggg==';
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/**
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* Specifies the image URL to be used for the transparent background.
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*/
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Editor.zoomOutLargeImage = 'data:image/png;base64,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';
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/**
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* Specifies the image URL to be used for the transparent background.
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*/
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Editor.zoomInLargeImage = 'data:image/png;base64,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';
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/**
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* Specifies the image URL to be used for the transparent background.
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*/
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Editor.actualSizeLargeImage = 'data:image/png;base64,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';
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/**
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* Specifies the image URL to be used for the transparent background.
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*/
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Editor.layersLargeImage = 'data:image/png;base64,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';
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/**
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* Specifies the image URL to be used for the transparent background.
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*/
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Editor.closeLargeImage = 'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAACAAAAAgCAMAAABEpIrGAAAAUVBMVEUAAAD///////////////////////////////////////////////////////////////////////////////////////////////////////8IN+deAAAAGnRSTlMAuvAIg/dDM/QlOeuFhj0S5s4vKgzjxJRQNiLSey0AAADNSURBVDjLfZLbEoMgDEQjRRRs1XqX///QNmOHJSnjPkHOGR7IEmeoGtJZstnwjqbRfIsmgEdtPCqe9Ynz7ZSc07rE2QiSc+qv8TvjRXA2PDUm3dpe82iJhOEUfxJJo3aCv+jKmRmH4lcCjCjeh9GWOdL/GZZkXH3PYYDrHBnfc4D/RVZf5sjoC1was+Y6HQxwaUxFvq/a0Pv343VCTxfBSRiB+ab3M3eiQZXmMNBJ3Y8pGRZtYQ7DgHMXJEdPLTaN/qBjzJOBc3nmNcbsA16bMR0oLqf+AAAAAElFTkSuQmCC';
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/**
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* Specifies the image URL to be used for the transparent background.
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*/
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Editor.editLargeImage = 'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAACAAAAAgAgMAAAAOFJJnAAAACVBMVEUAAAD///////9zeKVjAAAAAnRSTlMAgJsrThgAAABcSURBVBjThc6xDcAgDATAd8MQTEPW8TRUmYCGnzLRYyOlIV+dZFtvkICTFGqiJEzAG0/Uje9oL+e5Vu4F5yUYJxxqGKhQZ0eBvmgwYQLQaARKD1hbiPyDR0QOeAC31EyNe5X/kAAAAABJRU5ErkJggg==';
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/**
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* Specifies the image URL to be used for the transparent background.
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*/
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Editor.previousLargeImage = 'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAACAAAAAgCAMAAABEpIrGAAAAPFBMVEUAAAD////////////////////////////////////////////////////////////////////////////YSWgTAAAAE3RSTlMA7fci493c0MW8uJ6CZks4MxQHEZL6ewAAAFZJREFUOMvdkskRgDAMA4lDwg2B7b9XOlge/KKvdsa25KFb5XlRvxXC/DNBEv8IFNjBgGdDgXtFgTyhwDXiQAUHCvwa4Uv6mR6UR+1led2mVonvl+tML45qCQNQLIx7AAAAAElFTkSuQmCC';
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/**
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* Specifies the image URL to be used for the transparent background.
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*/
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Editor.nextLargeImage = 'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAACAAAAAgCAMAAABEpIrGAAAAPFBMVEUAAAD////////////////////////////////////////////////////////////////////////////YSWgTAAAAE3RSTlMA7fci493c0MW8uJ6CZks4MxQHEZL6ewAAAFRJREFUOMvd0skRgCAQBVEFwQ0V7fxzNQP6wI05v6pZ/kyj1b7FNgik2gQzzLcAwiUAigHOTwDHK4A1CmB5BJANJG1hQ9qafYcqFlZP3IFc9eVGrR+iIgkDQRUXIAAAAABJRU5ErkJggg==';
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// Editor inherits from mxEventSource
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mxUtils.extend(Editor, mxEventSource);
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/**
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* Stores initial state of mxClient.NO_FO.
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*/
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Editor.prototype.originalNoForeignObject = mxClient.NO_FO;
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/**
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* Specifies the image URL to be used for the transparent background.
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*/
|
|
Editor.prototype.transparentImage = (mxClient.IS_SVG) ? 'data:image/gif;base64,R0lGODlhMAAwAIAAAP///wAAACH5BAEAAAAALAAAAAAwADAAAAIxhI+py+0Po5y02ouz3rz7D4biSJbmiabqyrbuC8fyTNf2jef6zvf+DwwKh8Si8egpAAA7' :
|
|
IMAGE_PATH + '/transparent.gif';
|
|
|
|
/**
|
|
* Specifies if the canvas should be extended in all directions. Default is true.
|
|
*/
|
|
Editor.prototype.extendCanvas = true;
|
|
|
|
/**
|
|
* Specifies if the app should run in chromeless mode. Default is false.
|
|
* This default is only used if the contructor argument is null.
|
|
*/
|
|
Editor.prototype.chromeless = false;
|
|
|
|
/**
|
|
* Specifies the order of OK/Cancel buttons in dialogs. Default is true.
|
|
* Cancel first is used on Macs, Windows/Confluence uses cancel last.
|
|
*/
|
|
Editor.prototype.cancelFirst = true;
|
|
|
|
/**
|
|
* Specifies if the editor is enabled. Default is true.
|
|
*/
|
|
Editor.prototype.enabled = true;
|
|
|
|
/**
|
|
* Contains the name which was used for the last save. Default value is null.
|
|
*/
|
|
Editor.prototype.filename = null;
|
|
|
|
/**
|
|
* Contains the current modified state of the diagram. This is false for
|
|
* new diagrams and after the diagram was saved.
|
|
*/
|
|
Editor.prototype.modified = false;
|
|
|
|
/**
|
|
* Specifies if the diagram should be saved automatically if possible. Default
|
|
* is true.
|
|
*/
|
|
Editor.prototype.autosave = true;
|
|
|
|
/**
|
|
* Specifies the top spacing for the initial page view. Default is 0.
|
|
*/
|
|
Editor.prototype.initialTopSpacing = 0;
|
|
|
|
/**
|
|
* Specifies the app name. Default is document.title.
|
|
*/
|
|
Editor.prototype.appName = document.title;
|
|
|
|
/**
|
|
*
|
|
*/
|
|
Editor.prototype.editBlankUrl = window.location.protocol + '//' + window.location.host + '/?client=1';
|
|
|
|
/**
|
|
*
|
|
*/
|
|
Editor.prototype.editBlankFallbackUrl = window.location.protocol + '//' + window.location.host + '/?create=drawdata&splash=0';
|
|
|
|
/**
|
|
* Initializes the environment.
|
|
*/
|
|
Editor.prototype.init = function() { };
|
|
|
|
/**
|
|
* Sets the XML node for the current diagram.
|
|
*/
|
|
Editor.prototype.setAutosave = function(value)
|
|
{
|
|
this.autosave = value;
|
|
this.fireEvent(new mxEventObject('autosaveChanged'));
|
|
};
|
|
|
|
/**
|
|
*
|
|
*/
|
|
Editor.prototype.getEditBlankUrl = function(params, fallback)
|
|
{
|
|
return ((fallback) ? this.editBlankFallbackUrl : this.editBlankUrl) + params;
|
|
}
|
|
|
|
/**
|
|
*
|
|
*/
|
|
Editor.prototype.editAsNew = function(xml, title)
|
|
{
|
|
var p = (title != null) ? '&title=' + encodeURIComponent(title) : '';
|
|
|
|
if (typeof window.postMessage !== 'undefined' && (document.documentMode == null || document.documentMode >= 10))
|
|
{
|
|
var wnd = null;
|
|
|
|
var receive = mxUtils.bind(this, function(evt)
|
|
{
|
|
if (evt.data == 'ready' && evt.source == wnd)
|
|
{
|
|
wnd.postMessage(xml, '*');
|
|
mxEvent.removeListener(window, 'message', receive);
|
|
}
|
|
});
|
|
|
|
mxEvent.addListener(window, 'message', receive);
|
|
wnd = window.open(this.getEditBlankUrl(p, false));
|
|
}
|
|
else
|
|
{
|
|
// Data is pulled from global variable after tab loads
|
|
window.drawdata = xml;
|
|
window.open(this.getEditBlankUrl(p, true));
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Sets the XML node for the current diagram.
|
|
*/
|
|
Editor.prototype.createGraph = function(themes, model)
|
|
{
|
|
var graph = new Graph(null, model, null, null, themes);
|
|
graph.transparentBackground = false;
|
|
|
|
// Opens all links in a new window while editing
|
|
if (!this.chromeless)
|
|
{
|
|
graph.isBlankLink = function(href)
|
|
{
|
|
return !this.isExternalProtocol(href);
|
|
};
|
|
}
|
|
|
|
return graph;
|
|
};
|
|
|
|
/**
|
|
* Sets the XML node for the current diagram.
|
|
*/
|
|
Editor.prototype.resetGraph = function()
|
|
{
|
|
this.graph.gridEnabled = !this.chromeless || urlParams['grid'] == '1';
|
|
this.graph.graphHandler.guidesEnabled = true;
|
|
this.graph.setTooltips(true);
|
|
this.graph.setConnectable(true);
|
|
this.graph.foldingEnabled = true;
|
|
this.graph.scrollbars = this.graph.defaultScrollbars;
|
|
this.graph.pageVisible = this.graph.defaultPageVisible;
|
|
this.graph.pageBreaksVisible = this.graph.pageVisible;
|
|
this.graph.preferPageSize = this.graph.pageBreaksVisible;
|
|
this.graph.background = this.graph.defaultGraphBackground;
|
|
this.graph.pageScale = mxGraph.prototype.pageScale;
|
|
this.graph.pageFormat = mxGraph.prototype.pageFormat;
|
|
this.updateGraphComponents();
|
|
this.graph.view.setScale(1);
|
|
};
|
|
|
|
/**
|
|
* Sets the XML node for the current diagram.
|
|
*/
|
|
Editor.prototype.readGraphState = function(node)
|
|
{
|
|
this.graph.gridEnabled = node.getAttribute('grid') != '0' && (!this.chromeless || urlParams['grid'] == '1');
|
|
this.graph.gridSize = parseFloat(node.getAttribute('gridSize')) || mxGraph.prototype.gridSize;
|
|
this.graph.graphHandler.guidesEnabled = node.getAttribute('guides') != '0';
|
|
this.graph.setTooltips(node.getAttribute('tooltips') != '0');
|
|
this.graph.setConnectable(node.getAttribute('connect') != '0');
|
|
this.graph.connectionArrowsEnabled = node.getAttribute('arrows') != '0';
|
|
this.graph.foldingEnabled = node.getAttribute('fold') != '0';
|
|
|
|
if (this.chromeless && this.graph.foldingEnabled)
|
|
{
|
|
this.graph.foldingEnabled = urlParams['nav'] == '1';
|
|
this.graph.cellRenderer.forceControlClickHandler = this.graph.foldingEnabled;
|
|
}
|
|
|
|
var ps = node.getAttribute('pageScale');
|
|
|
|
if (ps != null)
|
|
{
|
|
this.graph.pageScale = ps;
|
|
}
|
|
else
|
|
{
|
|
this.graph.pageScale = mxGraph.prototype.pageScale;
|
|
}
|
|
|
|
if (!this.graph.lightbox)
|
|
{
|
|
var pv = node.getAttribute('page');
|
|
|
|
if (pv != null)
|
|
{
|
|
this.graph.pageVisible = (pv != '0');
|
|
}
|
|
else
|
|
{
|
|
this.graph.pageVisible = this.graph.defaultPageVisible;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
this.graph.pageVisible = false;
|
|
}
|
|
|
|
this.graph.pageBreaksVisible = this.graph.pageVisible;
|
|
this.graph.preferPageSize = this.graph.pageBreaksVisible;
|
|
|
|
var pw = node.getAttribute('pageWidth');
|
|
var ph = node.getAttribute('pageHeight');
|
|
|
|
if (pw != null && ph != null)
|
|
{
|
|
this.graph.pageFormat = new mxRectangle(0, 0, parseFloat(pw), parseFloat(ph));
|
|
}
|
|
|
|
// Loads the persistent state settings
|
|
var bg = node.getAttribute('background');
|
|
|
|
if (bg != null && bg.length > 0)
|
|
{
|
|
this.graph.background = bg;
|
|
}
|
|
else
|
|
{
|
|
this.graph.background = this.graph.defaultGraphBackground;
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Sets the XML node for the current diagram.
|
|
*/
|
|
Editor.prototype.setGraphXml = function(node)
|
|
{
|
|
if (node != null)
|
|
{
|
|
var dec = new mxCodec(node.ownerDocument);
|
|
|
|
if (node.nodeName == 'mxGraphModel')
|
|
{
|
|
this.graph.model.beginUpdate();
|
|
|
|
try
|
|
{
|
|
this.graph.model.clear();
|
|
this.graph.view.scale = 1;
|
|
this.readGraphState(node);
|
|
this.updateGraphComponents();
|
|
dec.decode(node, this.graph.getModel());
|
|
}
|
|
finally
|
|
{
|
|
this.graph.model.endUpdate();
|
|
}
|
|
|
|
this.fireEvent(new mxEventObject('resetGraphView'));
|
|
}
|
|
else if (node.nodeName == 'root')
|
|
{
|
|
this.resetGraph();
|
|
|
|
// Workaround for invalid XML output in Firefox 20 due to bug in mxUtils.getXml
|
|
var wrapper = dec.document.createElement('mxGraphModel');
|
|
wrapper.appendChild(node);
|
|
|
|
dec.decode(wrapper, this.graph.getModel());
|
|
this.updateGraphComponents();
|
|
this.fireEvent(new mxEventObject('resetGraphView'));
|
|
}
|
|
else
|
|
{
|
|
throw {
|
|
message: mxResources.get('cannotOpenFile'),
|
|
node: node,
|
|
toString: function() { return this.message; }
|
|
};
|
|
}
|
|
}
|
|
else
|
|
{
|
|
this.resetGraph();
|
|
this.graph.model.clear();
|
|
this.fireEvent(new mxEventObject('resetGraphView'));
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Returns the XML node that represents the current diagram.
|
|
*/
|
|
Editor.prototype.getGraphXml = function(ignoreSelection)
|
|
{
|
|
ignoreSelection = (ignoreSelection != null) ? ignoreSelection : true;
|
|
var node = null;
|
|
|
|
if (ignoreSelection)
|
|
{
|
|
var enc = new mxCodec(mxUtils.createXmlDocument());
|
|
node = enc.encode(this.graph.getModel());
|
|
}
|
|
else
|
|
{
|
|
node = this.graph.encodeCells(mxUtils.sortCells(this.graph.model.getTopmostCells(
|
|
this.graph.getSelectionCells())));
|
|
}
|
|
|
|
if (this.graph.view.translate.x != 0 || this.graph.view.translate.y != 0)
|
|
{
|
|
node.setAttribute('dx', Math.round(this.graph.view.translate.x * 100) / 100);
|
|
node.setAttribute('dy', Math.round(this.graph.view.translate.y * 100) / 100);
|
|
}
|
|
|
|
node.setAttribute('grid', (this.graph.isGridEnabled()) ? '1' : '0');
|
|
node.setAttribute('gridSize', this.graph.gridSize);
|
|
node.setAttribute('guides', (this.graph.graphHandler.guidesEnabled) ? '1' : '0');
|
|
node.setAttribute('tooltips', (this.graph.tooltipHandler.isEnabled()) ? '1' : '0');
|
|
node.setAttribute('connect', (this.graph.connectionHandler.isEnabled()) ? '1' : '0');
|
|
node.setAttribute('arrows', (this.graph.connectionArrowsEnabled) ? '1' : '0');
|
|
node.setAttribute('fold', (this.graph.foldingEnabled) ? '1' : '0');
|
|
node.setAttribute('page', (this.graph.pageVisible) ? '1' : '0');
|
|
node.setAttribute('pageScale', this.graph.pageScale);
|
|
node.setAttribute('pageWidth', this.graph.pageFormat.width);
|
|
node.setAttribute('pageHeight', this.graph.pageFormat.height);
|
|
|
|
if (this.graph.background != null)
|
|
{
|
|
node.setAttribute('background', this.graph.background);
|
|
}
|
|
|
|
return node;
|
|
};
|
|
|
|
/**
|
|
* Keeps the graph container in sync with the persistent graph state
|
|
*/
|
|
Editor.prototype.updateGraphComponents = function()
|
|
{
|
|
var graph = this.graph;
|
|
|
|
if (graph.container != null)
|
|
{
|
|
graph.view.validateBackground();
|
|
graph.container.style.overflow = (graph.scrollbars) ? 'auto' : 'hidden';
|
|
|
|
this.fireEvent(new mxEventObject('updateGraphComponents'));
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Sets the modified flag.
|
|
*/
|
|
Editor.prototype.setModified = function(value)
|
|
{
|
|
this.modified = value;
|
|
};
|
|
|
|
/**
|
|
* Sets the filename.
|
|
*/
|
|
Editor.prototype.setFilename = function(value)
|
|
{
|
|
this.filename = value;
|
|
};
|
|
|
|
/**
|
|
* Creates and returns a new undo manager.
|
|
*/
|
|
Editor.prototype.createUndoManager = function()
|
|
{
|
|
var graph = this.graph;
|
|
var undoMgr = new mxUndoManager();
|
|
|
|
this.undoListener = function(sender, evt)
|
|
{
|
|
undoMgr.undoableEditHappened(evt.getProperty('edit'));
|
|
};
|
|
|
|
// Installs the command history
|
|
var listener = mxUtils.bind(this, function(sender, evt)
|
|
{
|
|
this.undoListener.apply(this, arguments);
|
|
});
|
|
|
|
graph.getModel().addListener(mxEvent.UNDO, listener);
|
|
graph.getView().addListener(mxEvent.UNDO, listener);
|
|
|
|
// Keeps the selection in sync with the history
|
|
var undoHandler = function(sender, evt)
|
|
{
|
|
var cand = graph.getSelectionCellsForChanges(evt.getProperty('edit').changes);
|
|
var model = graph.getModel();
|
|
var cells = [];
|
|
|
|
for (var i = 0; i < cand.length; i++)
|
|
{
|
|
if ((model.isVertex(cand[i]) || model.isEdge(cand[i])) && graph.view.getState(cand[i]) != null)
|
|
{
|
|
cells.push(cand[i]);
|
|
}
|
|
}
|
|
|
|
graph.setSelectionCells(cells);
|
|
};
|
|
|
|
undoMgr.addListener(mxEvent.UNDO, undoHandler);
|
|
undoMgr.addListener(mxEvent.REDO, undoHandler);
|
|
|
|
return undoMgr;
|
|
};
|
|
|
|
/**
|
|
* Adds basic stencil set (no namespace).
|
|
*/
|
|
Editor.prototype.initStencilRegistry = function() { };
|
|
|
|
/**
|
|
* Creates and returns a new undo manager.
|
|
*/
|
|
Editor.prototype.destroy = function()
|
|
{
|
|
if (this.graph != null)
|
|
{
|
|
this.graph.destroy();
|
|
this.graph = null;
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Class for asynchronously opening a new window and loading a file at the same
|
|
* time. This acts as a bridge between the open dialog and the new editor.
|
|
*/
|
|
OpenFile = function(done)
|
|
{
|
|
this.producer = null;
|
|
this.consumer = null;
|
|
this.done = done;
|
|
};
|
|
|
|
/**
|
|
* Registers the editor from the new window.
|
|
*/
|
|
OpenFile.prototype.setConsumer = function(value)
|
|
{
|
|
this.consumer = value;
|
|
this.execute();
|
|
};
|
|
|
|
/**
|
|
* Sets the data from the loaded file.
|
|
*/
|
|
OpenFile.prototype.setData = function(value, filename)
|
|
{
|
|
this.data = value;
|
|
this.filename = filename;
|
|
this.execute();
|
|
};
|
|
|
|
/**
|
|
* Displays an error message.
|
|
*/
|
|
OpenFile.prototype.error = function(msg)
|
|
{
|
|
this.cancel(true);
|
|
mxUtils.alert(msg);
|
|
};
|
|
|
|
/**
|
|
* Consumes the data.
|
|
*/
|
|
OpenFile.prototype.execute = function()
|
|
{
|
|
if (this.consumer != null && this.data != null)
|
|
{
|
|
this.cancel(false);
|
|
this.consumer(this.data, this.filename);
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Cancels the operation.
|
|
*/
|
|
OpenFile.prototype.cancel = function(cancel)
|
|
{
|
|
if (this.done != null)
|
|
{
|
|
this.done((cancel != null) ? cancel : true);
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Static overrides
|
|
*/
|
|
(function()
|
|
{
|
|
// Uses HTML for background pages (to support grid background image)
|
|
mxGraphView.prototype.validateBackgroundPage = function()
|
|
{
|
|
var graph = this.graph;
|
|
|
|
if (graph.container != null && !graph.transparentBackground)
|
|
{
|
|
if (graph.pageVisible)
|
|
{
|
|
var bounds = this.getBackgroundPageBounds();
|
|
|
|
if (this.backgroundPageShape == null)
|
|
{
|
|
// Finds first element in graph container
|
|
var firstChild = graph.container.firstChild;
|
|
|
|
while (firstChild != null && firstChild.nodeType != mxConstants.NODETYPE_ELEMENT)
|
|
{
|
|
firstChild = firstChild.nextSibling;
|
|
}
|
|
|
|
if (firstChild != null)
|
|
{
|
|
this.backgroundPageShape = this.createBackgroundPageShape(bounds);
|
|
this.backgroundPageShape.scale = 1;
|
|
|
|
// Shadow filter causes problems in outline window in quirks mode. IE8 standards
|
|
// also has known rendering issues inside mxWindow but not using shadow is worse.
|
|
this.backgroundPageShape.isShadow = !mxClient.IS_QUIRKS;
|
|
this.backgroundPageShape.dialect = mxConstants.DIALECT_STRICTHTML;
|
|
this.backgroundPageShape.init(graph.container);
|
|
|
|
// Required for the browser to render the background page in correct order
|
|
firstChild.style.position = 'absolute';
|
|
graph.container.insertBefore(this.backgroundPageShape.node, firstChild);
|
|
this.backgroundPageShape.redraw();
|
|
|
|
this.backgroundPageShape.node.className = 'geBackgroundPage';
|
|
|
|
// Adds listener for double click handling on background
|
|
mxEvent.addListener(this.backgroundPageShape.node, 'dblclick',
|
|
mxUtils.bind(this, function(evt)
|
|
{
|
|
graph.dblClick(evt);
|
|
})
|
|
);
|
|
|
|
// Adds basic listeners for graph event dispatching outside of the
|
|
// container and finishing the handling of a single gesture
|
|
mxEvent.addGestureListeners(this.backgroundPageShape.node,
|
|
mxUtils.bind(this, function(evt)
|
|
{
|
|
graph.fireMouseEvent(mxEvent.MOUSE_DOWN, new mxMouseEvent(evt));
|
|
}),
|
|
mxUtils.bind(this, function(evt)
|
|
{
|
|
// Hides the tooltip if mouse is outside container
|
|
if (graph.tooltipHandler != null && graph.tooltipHandler.isHideOnHover())
|
|
{
|
|
graph.tooltipHandler.hide();
|
|
}
|
|
|
|
if (graph.isMouseDown && !mxEvent.isConsumed(evt))
|
|
{
|
|
graph.fireMouseEvent(mxEvent.MOUSE_MOVE, new mxMouseEvent(evt));
|
|
}
|
|
}),
|
|
mxUtils.bind(this, function(evt)
|
|
{
|
|
graph.fireMouseEvent(mxEvent.MOUSE_UP, new mxMouseEvent(evt));
|
|
})
|
|
);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
this.backgroundPageShape.scale = 1;
|
|
this.backgroundPageShape.bounds = bounds;
|
|
this.backgroundPageShape.redraw();
|
|
}
|
|
}
|
|
else if (this.backgroundPageShape != null)
|
|
{
|
|
this.backgroundPageShape.destroy();
|
|
this.backgroundPageShape = null;
|
|
}
|
|
|
|
this.validateBackgroundStyles();
|
|
}
|
|
};
|
|
|
|
// Updates the CSS of the background to draw the grid
|
|
mxGraphView.prototype.validateBackgroundStyles = function()
|
|
{
|
|
var graph = this.graph;
|
|
var color = (graph.background == null || graph.background == mxConstants.NONE) ? '#ffffff' : graph.background;
|
|
var gridColor = (this.gridColor != color.toLowerCase()) ? this.gridColor : '#ffffff';
|
|
var image = 'none';
|
|
var position = '';
|
|
|
|
if (graph.isGridEnabled())
|
|
{
|
|
var phase = 10;
|
|
|
|
if (mxClient.IS_SVG)
|
|
{
|
|
// Generates the SVG required for drawing the dynamic grid
|
|
image = unescape(encodeURIComponent(this.createSvgGrid(gridColor)));
|
|
image = (window.btoa) ? btoa(image) : Base64.encode(image, true);
|
|
image = 'url(' + 'data:image/svg+xml;base64,' + image + ')'
|
|
phase = graph.gridSize * this.scale * this.gridSteps;
|
|
}
|
|
else
|
|
{
|
|
// Fallback to grid wallpaper with fixed size
|
|
image = 'url(' + this.gridImage + ')';
|
|
}
|
|
|
|
var x0 = 0;
|
|
var y0 = 0;
|
|
|
|
if (graph.view.backgroundPageShape != null)
|
|
{
|
|
var bds = this.getBackgroundPageBounds();
|
|
|
|
x0 = 1 + bds.x;
|
|
y0 = 1 + bds.y;
|
|
}
|
|
|
|
// Computes the offset to maintain origin for grid
|
|
position = -Math.round(phase - mxUtils.mod(this.translate.x * this.scale - x0, phase)) + 'px ' +
|
|
-Math.round(phase - mxUtils.mod(this.translate.y * this.scale - y0, phase)) + 'px';
|
|
}
|
|
|
|
var canvas = graph.view.canvas;
|
|
|
|
if (canvas.ownerSVGElement != null)
|
|
{
|
|
canvas = canvas.ownerSVGElement;
|
|
}
|
|
|
|
if (graph.view.backgroundPageShape != null)
|
|
{
|
|
graph.view.backgroundPageShape.node.style.backgroundPosition = position;
|
|
graph.view.backgroundPageShape.node.style.backgroundImage = image;
|
|
graph.view.backgroundPageShape.node.style.backgroundColor = color;
|
|
graph.container.className = 'geDiagramContainer geDiagramBackdrop';
|
|
canvas.style.backgroundImage = 'none';
|
|
canvas.style.backgroundColor = '';
|
|
}
|
|
else
|
|
{
|
|
graph.container.className = 'geDiagramContainer';
|
|
canvas.style.backgroundPosition = position;
|
|
canvas.style.backgroundColor = color;
|
|
canvas.style.backgroundImage = image;
|
|
}
|
|
};
|
|
|
|
// Returns the SVG required for painting the background grid.
|
|
mxGraphView.prototype.createSvgGrid = function(color)
|
|
{
|
|
var tmp = this.graph.gridSize * this.scale;
|
|
|
|
while (tmp < this.minGridSize)
|
|
{
|
|
tmp *= 2;
|
|
}
|
|
|
|
var tmp2 = this.gridSteps * tmp;
|
|
|
|
// Small grid lines
|
|
var d = [];
|
|
|
|
for (var i = 1; i < this.gridSteps; i++)
|
|
{
|
|
var tmp3 = i * tmp;
|
|
d.push('M 0 ' + tmp3 + ' L ' + tmp2 + ' ' + tmp3 + ' M ' + tmp3 + ' 0 L ' + tmp3 + ' ' + tmp2);
|
|
}
|
|
|
|
// KNOWN: Rounding errors for certain scales (eg. 144%, 121% in Chrome, FF and Safari). Workaround
|
|
// in Chrome is to use 100% for the svg size, but this results in blurred grid for large diagrams.
|
|
var size = tmp2;
|
|
var svg = '<svg width="' + size + '" height="' + size + '" xmlns="' + mxConstants.NS_SVG + '">' +
|
|
'<defs><pattern id="grid" width="' + tmp2 + '" height="' + tmp2 + '" patternUnits="userSpaceOnUse">' +
|
|
'<path d="' + d.join(' ') + '" fill="none" stroke="' + color + '" opacity="0.2" stroke-width="1"/>' +
|
|
'<path d="M ' + tmp2 + ' 0 L 0 0 0 ' + tmp2 + '" fill="none" stroke="' + color + '" stroke-width="1"/>' +
|
|
'</pattern></defs><rect width="100%" height="100%" fill="url(#grid)"/></svg>';
|
|
|
|
return svg;
|
|
};
|
|
|
|
// Adds panning for the grid with no page view and disabled scrollbars
|
|
var mxGraphPanGraph = mxGraph.prototype.panGraph;
|
|
mxGraph.prototype.panGraph = function(dx, dy)
|
|
{
|
|
mxGraphPanGraph.apply(this, arguments);
|
|
|
|
if (this.shiftPreview1 != null)
|
|
{
|
|
var canvas = this.view.canvas;
|
|
|
|
if (canvas.ownerSVGElement != null)
|
|
{
|
|
canvas = canvas.ownerSVGElement;
|
|
}
|
|
|
|
var phase = this.gridSize * this.view.scale * this.view.gridSteps;
|
|
var position = -Math.round(phase - mxUtils.mod(this.view.translate.x * this.view.scale + dx, phase)) + 'px ' +
|
|
-Math.round(phase - mxUtils.mod(this.view.translate.y * this.view.scale + dy, phase)) + 'px';
|
|
canvas.style.backgroundPosition = position;
|
|
}
|
|
};
|
|
|
|
// Draws page breaks only within the page
|
|
mxGraph.prototype.updatePageBreaks = function(visible, width, height)
|
|
{
|
|
var scale = this.view.scale;
|
|
var tr = this.view.translate;
|
|
var fmt = this.pageFormat;
|
|
var ps = scale * this.pageScale;
|
|
|
|
var bounds2 = this.view.getBackgroundPageBounds();
|
|
|
|
width = bounds2.width;
|
|
height = bounds2.height;
|
|
var bounds = new mxRectangle(scale * tr.x, scale * tr.y, fmt.width * ps, fmt.height * ps);
|
|
|
|
// Does not show page breaks if the scale is too small
|
|
visible = visible && Math.min(bounds.width, bounds.height) > this.minPageBreakDist;
|
|
|
|
var horizontalCount = (visible) ? Math.ceil(height / bounds.height) - 1 : 0;
|
|
var verticalCount = (visible) ? Math.ceil(width / bounds.width) - 1 : 0;
|
|
var right = bounds2.x + width;
|
|
var bottom = bounds2.y + height;
|
|
|
|
if (this.horizontalPageBreaks == null && horizontalCount > 0)
|
|
{
|
|
this.horizontalPageBreaks = [];
|
|
}
|
|
|
|
if (this.verticalPageBreaks == null && verticalCount > 0)
|
|
{
|
|
this.verticalPageBreaks = [];
|
|
}
|
|
|
|
var drawPageBreaks = mxUtils.bind(this, function(breaks)
|
|
{
|
|
if (breaks != null)
|
|
{
|
|
var count = (breaks == this.horizontalPageBreaks) ? horizontalCount : verticalCount;
|
|
|
|
for (var i = 0; i <= count; i++)
|
|
{
|
|
var pts = (breaks == this.horizontalPageBreaks) ?
|
|
[new mxPoint(Math.round(bounds2.x), Math.round(bounds2.y + (i + 1) * bounds.height)),
|
|
new mxPoint(Math.round(right), Math.round(bounds2.y + (i + 1) * bounds.height))] :
|
|
[new mxPoint(Math.round(bounds2.x + (i + 1) * bounds.width), Math.round(bounds2.y)),
|
|
new mxPoint(Math.round(bounds2.x + (i + 1) * bounds.width), Math.round(bottom))];
|
|
|
|
if (breaks[i] != null)
|
|
{
|
|
breaks[i].points = pts;
|
|
breaks[i].redraw();
|
|
}
|
|
else
|
|
{
|
|
var pageBreak = new mxPolyline(pts, this.pageBreakColor);
|
|
pageBreak.dialect = this.dialect;
|
|
pageBreak.isDashed = this.pageBreakDashed;
|
|
pageBreak.pointerEvents = false;
|
|
pageBreak.init(this.view.backgroundPane);
|
|
pageBreak.redraw();
|
|
|
|
breaks[i] = pageBreak;
|
|
}
|
|
}
|
|
|
|
for (var i = count; i < breaks.length; i++)
|
|
{
|
|
breaks[i].destroy();
|
|
}
|
|
|
|
breaks.splice(count, breaks.length - count);
|
|
}
|
|
});
|
|
|
|
drawPageBreaks(this.horizontalPageBreaks);
|
|
drawPageBreaks(this.verticalPageBreaks);
|
|
};
|
|
|
|
// Disables removing relative children from parents
|
|
var mxGraphHandlerShouldRemoveCellsFromParent = mxGraphHandler.prototype.shouldRemoveCellsFromParent;
|
|
mxGraphHandler.prototype.shouldRemoveCellsFromParent = function(parent, cells, evt)
|
|
{
|
|
for (var i = 0; i < cells.length; i++)
|
|
{
|
|
if (this.graph.getModel().isVertex(cells[i]))
|
|
{
|
|
var geo = this.graph.getCellGeometry(cells[i]);
|
|
|
|
if (geo != null && geo.relative)
|
|
{
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
|
|
return mxGraphHandlerShouldRemoveCellsFromParent.apply(this, arguments);
|
|
};
|
|
|
|
// Overrides to ignore hotspot only for target terminal
|
|
var mxConnectionHandlerCreateMarker = mxConnectionHandler.prototype.createMarker;
|
|
mxConnectionHandler.prototype.createMarker = function()
|
|
{
|
|
var marker = mxConnectionHandlerCreateMarker.apply(this, arguments);
|
|
|
|
marker.intersects = mxUtils.bind(this, function(state, evt)
|
|
{
|
|
if (this.isConnecting())
|
|
{
|
|
return true;
|
|
}
|
|
|
|
return mxCellMarker.prototype.intersects.apply(marker, arguments);
|
|
});
|
|
|
|
return marker;
|
|
};
|
|
|
|
// Creates background page shape
|
|
mxGraphView.prototype.createBackgroundPageShape = function(bounds)
|
|
{
|
|
return new mxRectangleShape(bounds, '#ffffff', '#cacaca');
|
|
};
|
|
|
|
// Fits the number of background pages to the graph
|
|
mxGraphView.prototype.getBackgroundPageBounds = function()
|
|
{
|
|
var gb = this.getGraphBounds();
|
|
|
|
// Computes unscaled, untranslated graph bounds
|
|
var x = (gb.width > 0) ? gb.x / this.scale - this.translate.x : 0;
|
|
var y = (gb.height > 0) ? gb.y / this.scale - this.translate.y : 0;
|
|
var w = gb.width / this.scale;
|
|
var h = gb.height / this.scale;
|
|
|
|
var fmt = this.graph.pageFormat;
|
|
var ps = this.graph.pageScale;
|
|
|
|
var pw = fmt.width * ps;
|
|
var ph = fmt.height * ps;
|
|
|
|
var x0 = Math.floor(Math.min(0, x) / pw);
|
|
var y0 = Math.floor(Math.min(0, y) / ph);
|
|
var xe = Math.ceil(Math.max(1, x + w) / pw);
|
|
var ye = Math.ceil(Math.max(1, y + h) / ph);
|
|
|
|
var rows = xe - x0;
|
|
var cols = ye - y0;
|
|
|
|
var bounds = new mxRectangle(this.scale * (this.translate.x + x0 * pw), this.scale *
|
|
(this.translate.y + y0 * ph), this.scale * rows * pw, this.scale * cols * ph);
|
|
|
|
return bounds;
|
|
};
|
|
|
|
// Add panning for background page in VML
|
|
var graphPanGraph = mxGraph.prototype.panGraph;
|
|
mxGraph.prototype.panGraph = function(dx, dy)
|
|
{
|
|
graphPanGraph.apply(this, arguments);
|
|
|
|
if ((this.dialect != mxConstants.DIALECT_SVG && this.view.backgroundPageShape != null) &&
|
|
(!this.useScrollbarsForPanning || !mxUtils.hasScrollbars(this.container)))
|
|
{
|
|
this.view.backgroundPageShape.node.style.marginLeft = dx + 'px';
|
|
this.view.backgroundPageShape.node.style.marginTop = dy + 'px';
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Consumes click events for disabled menu items.
|
|
*/
|
|
var mxPopupMenuAddItem = mxPopupMenu.prototype.addItem;
|
|
mxPopupMenu.prototype.addItem = function(title, image, funct, parent, iconCls, enabled)
|
|
{
|
|
var result = mxPopupMenuAddItem.apply(this, arguments);
|
|
|
|
if (enabled != null && !enabled)
|
|
{
|
|
mxEvent.addListener(result, 'mousedown', function(evt)
|
|
{
|
|
mxEvent.consume(evt);
|
|
});
|
|
}
|
|
|
|
return result;
|
|
};
|
|
|
|
// Selects ancestors before descendants
|
|
var graphHandlerGetInitialCellForEvent = mxGraphHandler.prototype.getInitialCellForEvent;
|
|
mxGraphHandler.prototype.getInitialCellForEvent = function(me)
|
|
{
|
|
var model = this.graph.getModel();
|
|
var psel = model.getParent(this.graph.getSelectionCell());
|
|
var cell = graphHandlerGetInitialCellForEvent.apply(this, arguments);
|
|
var parent = model.getParent(cell);
|
|
|
|
if (psel == null || (psel != cell && psel != parent))
|
|
{
|
|
while (!this.graph.isCellSelected(cell) && !this.graph.isCellSelected(parent) &&
|
|
model.isVertex(parent) && !this.graph.isContainer(parent))
|
|
{
|
|
cell = parent;
|
|
parent = this.graph.getModel().getParent(cell);
|
|
}
|
|
}
|
|
|
|
return cell;
|
|
};
|
|
|
|
// Selection is delayed to mouseup if ancestor is selected
|
|
var graphHandlerIsDelayedSelection = mxGraphHandler.prototype.isDelayedSelection;
|
|
mxGraphHandler.prototype.isDelayedSelection = function(cell, me)
|
|
{
|
|
var result = graphHandlerIsDelayedSelection.apply(this, arguments);
|
|
|
|
if (!result)
|
|
{
|
|
var model = this.graph.getModel();
|
|
var parent = model.getParent(cell);
|
|
|
|
while (parent != null)
|
|
{
|
|
// Inconsistency for unselected parent swimlane is intended for easier moving
|
|
// of stack layouts where the container title section is too far away
|
|
if (this.graph.isCellSelected(parent) && model.isVertex(parent))
|
|
{
|
|
result = true;
|
|
break;
|
|
}
|
|
|
|
parent = model.getParent(parent);
|
|
}
|
|
}
|
|
|
|
return result;
|
|
};
|
|
|
|
// Delayed selection of parent group
|
|
mxGraphHandler.prototype.selectDelayed = function(me)
|
|
{
|
|
if (!this.graph.popupMenuHandler.isPopupTrigger(me))
|
|
{
|
|
var cell = me.getCell();
|
|
|
|
if (cell == null)
|
|
{
|
|
cell = this.cell;
|
|
}
|
|
|
|
// Selects folded cell for hit on folding icon
|
|
var state = this.graph.view.getState(cell)
|
|
|
|
if (state != null && me.isSource(state.control))
|
|
{
|
|
this.graph.selectCellForEvent(cell, me.getEvent());
|
|
}
|
|
else
|
|
{
|
|
var model = this.graph.getModel();
|
|
var parent = model.getParent(cell);
|
|
|
|
while (!this.graph.isCellSelected(parent) && model.isVertex(parent))
|
|
{
|
|
cell = parent;
|
|
parent = model.getParent(cell);
|
|
}
|
|
|
|
this.graph.selectCellForEvent(cell, me.getEvent());
|
|
}
|
|
}
|
|
};
|
|
|
|
// Returns last selected ancestor
|
|
mxPopupMenuHandler.prototype.getCellForPopupEvent = function(me)
|
|
{
|
|
var cell = me.getCell();
|
|
var model = this.graph.getModel();
|
|
var parent = model.getParent(cell);
|
|
|
|
while (model.isVertex(parent) && !this.graph.isContainer(parent))
|
|
{
|
|
if (this.graph.isCellSelected(parent))
|
|
{
|
|
cell = parent;
|
|
}
|
|
|
|
parent = model.getParent(parent);
|
|
}
|
|
|
|
return cell;
|
|
};
|
|
|
|
})();
|