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Extended mouse functionality in graphs
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agarttha
1a. Ctrl+Wheel Scroll to zoom only x-axis
1b. Alt+Wheel Scroll to zoom only y-axis
2. Wheel Click and drag to shift traces (instead of long left click)
3. Alt+Wheel Click and drag to scale traces (when there is a reference cursor)
4. Ctrl+Marquee automatically Expands
5. Alt+Marquee automatically Shrinks
6. Ctrl+Left Click to automatically place cursor A on trace
6b. Ctrl+Right Click place cursor B