Constructor Detail

• PlotCaching

  public PlotCaching()

  Constructs an instance with no caching.

Method Detail

• setCacheImage

  public void setCacheImage​(boolean cacheImage)

  Sets image caching policy. If true, plot image will be cached where applicable, if false it will be regenerated from the data on every repaint.

  Parameters:

  cacheImage - image caching policy

• getCacheImage

  public boolean getCacheImage()

  Returns images caching policy. If true, plot image will be cached where applicable, if false it will be regenerated from the data on every repaint.

  Returns:

  image caching policy

• setReuseRanges

  public void setReuseRanges​(boolean reuseRanges)

  Sets aux range caching policy. If true, aux ranges will be calculated only once, if false they will be recalculated when the surface changes.

  Parameters:

  reuseRanges - aux range caching policy

• getReuseRanges

  public boolean getReuseRanges()

  Returns the aux range caching policy. If true, aux ranges will be calculated only once, if false they will be recalculated when the surface changes.

  Returns:

  aux range caching policy

• setUsePlans

  public void setUsePlans​(boolean usePlans)

  Sets plan caching policy. If true, plan objects will be retained following a plot and used as input to the next plotting attempt; if false, no plans will be cached.

  Parameters:

  usePlans - drawing plan caching policy

  See Also:

  Drawing.calculatePlan(java.lang.Object[], uk.ac.starlink.ttools.plot2.data.DataStore)

• getUsePlans

  public boolean getUsePlans()

  Returns the plan caching policy. If true, plan objects will be retained following a plot and used as input to the next plotting attempt; if false, no plans will be cached.

  Returns:

  drawing plan caching policy

  See Also:

  Drawing.calculatePlan(java.lang.Object[], uk.ac.starlink.ttools.plot2.data.DataStore)

• createFullyCached

  public static PlotCaching createFullyCached()

  Returns an instance in which as much as possible is cached between plot frames.

  Returns:

  aggressively caching instance

• createUncached

  public static PlotCaching createUncached()

  Returns an instance in which nothing is cached between plot frames.

  Returns:

  non-caching instance