/// <summary>
/// Construct a <see cref="ZoomStateGroup"/> object from the scale ranges settings contained
/// in each <see cref="GraphPane" /> for the specified <see cref="MasterPane"/>.
/// </summary>
/// <param name="masterPane">The <see cref="MasterPane"/> from which to obtain the scale
/// range values.
/// </param>
/// <param name="type">A <see cref="ZoomState.StateType"/> enumeration that indicates whether
/// this saved state is from a pan, zoom, or scroll.</param>
public ZoomStateGroup( MasterPane masterPane, StateType type )
: base(type)
{
_stack = new ZoomStateStack();
foreach ( GraphPane pane in masterPane._paneList )
_stack.Add( new ZoomState( pane, type ) );
}
/// <summary>
/// Construct a <see cref="ZoomStateGroup"/> object from the scale ranges settings contained
/// in each <see cref="GraphPane" /> for the specified <see cref="MasterPane"/>.
/// </summary>
/// <param name="masterPane">The <see cref="MasterPane"/> from which to obtain the scale
/// range values.
/// </param>
/// <param name="type">A <see cref="ZoomState.StateType"/> enumeration that indicates whether
/// this saved state is from a pan, zoom, or scroll.</param>
public ZoomStateGroup(MasterPane masterPane, StateType type) : base(type)
{
_stack = new ZoomStateStack();
foreach (GraphPane pane in masterPane._paneList)
{
_stack.Add(new ZoomState(pane, type));
}
}
/// <summary>
/// Save the current states of the GraphPanes to a separate collection. Save a single
/// (<see paramref="primaryPane" />) GraphPane if the panes are not synchronized
/// (see <see cref="IsSynchronizeXAxes" /> and <see cref="IsSynchronizeYAxes" />),
/// or save a list of states for all GraphPanes if the panes are synchronized.
/// </summary>
/// <param name="primaryPane">The primary GraphPane on which zoom/pan/scroll operations
/// are taking place</param>
/// <param name="type">The <see cref="ZoomState.StateType" /> that describes the
/// current operation</param>
/// <returns>The <see cref="ZoomState" /> that corresponds to the
/// <see paramref="primaryPane" />.
/// </returns>
private ZoomState ZoomStateSave(GraphPane primaryPane, ZoomState.StateType type)
{
ZoomStateClear();
if (_isSynchronizeXAxes || _isSynchronizeYAxes)
{
foreach (GraphPane pane in _masterPane._paneList)
{
ZoomState state = new ZoomState(pane, type);
if (pane == primaryPane)
{
_zoomState = state;
}
_zoomStateStack.Add(state);
}
}
else
{
_zoomState = new ZoomState(primaryPane, type);
}
return(_zoomState);
}
/// <summary>
/// Save the current states of the GraphPanes to a separate collection. Save a single
/// (<see paramref="primaryPane" />) GraphPane if the panes are not synchronized
/// (see <see cref="IsSynchronizeXAxes" /> and <see cref="IsSynchronizeYAxes" />),
/// or save a list of states for all GraphPanes if the panes are synchronized.
/// </summary>
/// <param name="primaryPane">The primary GraphPane on which zoom/pan/scroll operations
/// are taking place</param>
/// <param name="type">The <see cref="ZoomState.StateType" /> that describes the
/// current operation</param>
/// <returns>The <see cref="ZoomState" /> that corresponds to the
/// <see paramref="primaryPane" />.
/// </returns>
private ZoomState ZoomStateSave(GraphPane primaryPane, ZoomState.StateType type)
{
ZoomStateClear();
if (_isSynchronizeXAxes || _isSynchronizeYAxes)
{
foreach (var pane in _masterPane.PaneList.Where(p => p is GraphPane).Cast <GraphPane>())
{
var state = new ZoomState(pane, type);
if (pane == primaryPane)
{
_zoomState = state;
}
_zoomStateStack.Add(state);
}
}
else
{
_zoomState = new ZoomState(primaryPane, type);
}
return(_zoomState);
}