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public interface NFScrollObserver
This interface allows any object to monitor the scrolling/zooming activity of another object, such as the NFAxis object.
| Method Summary | |
|---|---|
void |
postScroll(java.lang.Object obj,
double scrollMin,
double scrollMax,
double scaleMin,
double scaleMax)
This method is called immediately after a scroll/zoom activity, allowing the observer to monitor the new settings. |
boolean |
preScroll(java.lang.Object obj,
double scrollMin,
double scrollMax,
double curScaleMin,
double curScaleMax,
double newScaleMin,
double newScaleMax)
This method is called immediately prior to a scroll/zoom activity, allowing the observer to examine the current and desired settings and to perform any custom processing. |
| Method Detail |
|---|
boolean preScroll(java.lang.Object obj,
double scrollMin,
double scrollMax,
double curScaleMin,
double curScaleMax,
double newScaleMin,
double newScaleMax)
obj - The object being scrolled.scrollMin - The minimum scroll value.scrollMax - The maximum scroll value.curScrollMin - The current minimum scroll value.curScrollMax - The current maximum scroll value.newScrollMin - The new minimum scroll value.newScrollMax - The new maximum scroll value.
void postScroll(java.lang.Object obj,
double scrollMin,
double scrollMax,
double scaleMin,
double scaleMax)
obj - The object scrolled.scrollMin - The minimum scroll value.scrollMax - The maximum scroll value.scaleMin - The minimum scale value.scaleMax - The maximum scale value.
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Last Modified: Jan 7, 2018 |