/// <summary>
/// A history item for when shapes are finalized.
/// </summary>
/// <param name="passedEE">The EditEngine being used.</param>
/// <param name="icon">The history item's icon.</param>
/// <param name="text">The history item's title.</param>
/// <param name="passedUserSurface">The stored UserLayer surface.</param>
/// <param name="passedUserLayer">The UserLayer being modified.</param>
/// <param name="passedSelectedPointIndex">The selected point's index.</param>
/// <param name="passedSelectedShapeIndex">The selected point's shape index.</param>
/// <param name="passedRedrawEverything">Whether every shape should be redrawn when undoing (e.g. finalization).</param>
public ShapesHistoryItem(BaseEditEngine passedEE, string icon, string text, ImageSurface passedUserSurface, UserLayer passedUserLayer,
int passedSelectedPointIndex, int passedSelectedShapeIndex, bool passedRedrawEverything) : base(icon, text)
{
ee = passedEE;
userLayer = passedUserLayer;
userSurfaceDiff = SurfaceDiff.Create(passedUserSurface, userLayer.Surface, true);
if (userSurfaceDiff == null)
{
userSurface = passedUserSurface;
}
else
{
(passedUserSurface as IDisposable).Dispose();
}
sEngines = BaseEditEngine.SEngines.PartialClone();
selectedPointIndex = passedSelectedPointIndex;
selectedShapeIndex = passedSelectedShapeIndex;
redrawEverything = passedRedrawEverything;
}
/// <summary>
/// A history item for when shapes are modified.
/// </summary>
/// <param name="passedEE">The EditEngine being used.</param>
/// <param name="icon">The history item's icon.</param>
/// <param name="text">The history item's title.</param>
public ShapesModifyHistoryItem(BaseEditEngine passedEE, string icon, string text) : base(icon, text)
{
ee = passedEE;
sEngines = BaseEditEngine.SEngines.PartialClone();
selectedPointIndex = ee.SelectedPointIndex;
selectedShapeIndex = ee.SelectedShapeIndex;
}
/// <summary>
/// Resets the editable data.
/// </summary>
protected void ResetShapes()
{
SEngines = new ShapeEngineCollection();
//The fields are modified instead of the properties here because a redraw call is undesired (for speed/efficiency).
SelectedPointIndex = -1;
SelectedShapeIndex = -1;
is_drawing = false;
last_dirty = null;
}
