Automate image size adjustments
This function is a wrapper for
setImageDefs to allow the user to change image sizes in one function call.
the display width of an image (in inches)
the display height of an image (in inches)
a scaling factor for the image file size
resolution for bitmap images
This function will get the current image specifications, change them and reset them using
setImageDefs. If the device is either
png, the image will be converted to pixel size using the
Optionally, to make bitmap images look a little better, the
scale argument can be used to scale-up the image file. This also has the effect of reducing the size of text and points in the displayed image.
No data are returned.
Sarah Goslee, Max Kuhn
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