v4.21.0

General

• Added #3394: Adds unit tests for add, setOptions and on/off DataSet
• FIX #3406: Eliminate possibility of 'window is undefined' during travis test
• Added #3402: added @macleodbroad-wf to the support team
• REFA #3442: Strapping down of Extend-routines in util.js
• FIX #3392: Addresses TODOs in Queue unit test by adding unit tests for setOptions and destroy
• Added #3354: Adds missing jsdoc and adds lint rule require-jsdoc to build process
• Added #3331 - Enable linting for Travis
• Added #3312, #3311, #3310, #3309, #3308, #3304 - Add lint
• Added #3230 - Enable 'eslint'
• Added #3262 - Upgrade packages and tools for Travis unit testing
• Added #3287: Update module versions to latest stable
• Added #3295: Update the webpack example

Network

• FIX #3554: Relax clustering condition for adding already clustered nodes to cluster
• FIX #3517: Retain constraint values in label font handling
• REFA #3507: Cleanup and refactoring PhysicsEngine
• FIX #3500: re-adds edges if they are now connected and add does not add invalid edges
• FIX #3486: Add extra check on null value during label handling
• FEAT #824: Network detect clicks on labels
• FIX #3474: Adjust documentation for arrows.middle.scaleFactor
• FIX #3483: Prevent image loading for hidden cluster nodes
• FIX #3408, #2677: Fix handling of multi-fonts
• FIX #3425: IE performance improvements
• FIX #3356 and #3297: IE11 svg image fixes
• FIX #3474: Make negative scaleFactor reverse middle arrow correctly
• FIX #3464: Fix handling of space before huge word in label text
• FIX #3467: Adjust for-in loops so they can deal with added properties in Array and Object prototype
• FEAT #3412: Add endpoint 'bar' to Network
• FIX #3403: Fixes sorting on Layout, refactoring
• FIX #3421: Added default sizes for nodes without labels
• FEAT #3418: Added new Hexagon shape in the Network
• FEAT #3368: Cluster node handling due to dynamic data change
• FIX #3395: Allow for multiline titles
• FIX #3367: Network Clustering fixes on usage joinCondition for clusterOutliers()
• FIX #3350: Fix setting of edge color options via Network.setOptions()
• FEAT #3348: Add edge styles support for DOT lib
• FIX #2839: Re-words documentation to reflect symmetrical input/output of get() when passed multiple ids
• FIX #3316: Updates network documentation to account for edge
• FIX #1218, #1291, #1315: Dynamically adjust clustering when data changes
• FIX #2311: Block recalculation of level in LayoutEngine._determineLevelsDirected()
• FIX #3280: Cleanup mergeOptions() and fix missing ref on globalOptions in mergeOptions()
• FEAT #3131: Added dragStart event for adding edges
• FIX #3171 and #3185: Fix infinite loop on drawing of large labels
• FIX #3220: Update hierarchy when node level changes
• FIX #3245: Multiple base edges in clustered edge
• FEAT #1222: Add pointer data to hover events
• REFA #3106: Refactoring and unit testing of Validator module
• REFA #3227: Refactor LayoutEngine for further work
• FIX #3164: make 'hidden' and 'clustered' play nice together
• FIX #2579: Allow DOM elements for node titles
• FIX #2856: Fix manipulation examples for Network

Graph2D

• FIX #1852: Correct documentation for graph2d’s moveTo function

Graph3D

• FIX #3467: Adjust for-in loops so they can deal with added properties in Array and Object prototypes
• FEAT #3099: Add option definitions and validation to Graph3d
• REFA #3159: move Filter into DataGroup
• FEAT #3255: Add unit tests for Graph3D issue
• FIX #3251: Graph3d put guards before unsubscription in DataGroup
• FIX #3255: Fix missing reference to Graph3D instance in DataGroup

Timeline

• FEAT #3529: On timeline loaded
• FEAT #3505: Drag object in to item
• FEAT #3050: Allow disabling of RangeItem limitSize
• FIX #3475: Item Redraw Performance - Bug Fix
• FIX #3504: Fixing a bug with the timing of the final setting of the vertical scroll position
• FIX #3509: Added describe sections to PointItem unit tests
• FIX #2851: Vertical focus
• FEAT #620: Subgroup stacking
• FIX #3475: Improve Item redraw and initial draw performance
• FIX #3409: Group redraw performance
• FEAT #3428: Adds locale for Chinese (cn)
• FIX #3405: fix orientation option
• FIX #3360: Add performance tips to timeline docs
• FIX #3378: Add item with ctrlKey/metaKey when dagging on a selected item
• FIX #3126: Nested groups order logic
• FIX #3246: Fix issue when showMajorLabels == false is used with a weekly scale and weekly scale minor label fix
• FIX #3342: Bug fix for null parent
• FIX #2123: Disable the default handling of the pinch event when handling it
• FIX #3169: add parenthesis around ternary
• FIX #3249: Only draw non-visible items once when they are loaded, instead of continuously every frame
• FEAT #3162: Bidirectional scrolling in timeline - make horizontalScroll and verticalScroll work together