[R] vertically oriented color key in heatmaps

[Vladimir Eremeev]

colorbar() from the package matlab.


nightly.py wrote:
> 
> Hi, I have some data which I was plotting using image(). I wanted to  
> add a vertical color key to the plot and I found that heatmap.2 in  
> gplots does let me add a color key. However, I was thinking of a  
> vertical bar with the color range rather than  the style that gplots  
> provides.
> 
> Is there any package (or code snippet) that would let me add a  
> vertical color key to an image() or heatmap plot?
> 

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