Integrated: JDK-8290016: IGV: Fix graph panning when mouse dragged outside of window

[Tobias Holenstein]

On Tue, 12 Jul 2022 13:48:16 GMT, Tobias Holenstein <tholenstein at openjdk.org> wrote:

> A graph in IGV can be moved by dragging it with the left mouse button (called panning). 
> ![panning](https://user-images.githubusercontent.com/71546117/178509416-24dd900f-131b-484b-af47-c7a78e791434.png)
> 
> If the mouse left the visible window of the graph during dragging, the diagram started to move in the opposite direction. This was annoying. Now panning stops as soon as the mouse leaves the window. 
> ![stop reverse panning](https://user-images.githubusercontent.com/71546117/178509309-3df03b7a-ada4-45a3-b9a7-d6e10664033d.png)
> 
> In selection mode, the graph still moves when the mouse is dragged outside the window, as this is meant to make a larger selection. 
> ![keep panning for selection](https://user-images.githubusercontent.com/71546117/178509302-74fa41d2-e611-40a3-b6b0-c937ef4b2462.png)

This pull request has now been integrated.

Changeset: 604a115a
Author:    Tobias Holenstein <tholenstein at openjdk.org>
URL:       https://git.openjdk.org/jdk/commit/604a115a5b8a4c8917a496f3bddb67f9f6468b99
Stats:     90 lines in 2 files changed: 25 ins; 26 del; 39 mod

8290016: IGV: Fix graph panning when mouse dragged outside of window

Reviewed-by: kvn, thartmann

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PR: https://git.openjdk.org/jdk/pull/9470