/// <summary>
/// Here when we need to show our item comparison table.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void OnShowTable(object sender, EventArgs e)
{
// Stop our "hide" timer, in case it's already running
hideTableTimer.Stop();
// Set the contents of the table
item1 = itemData.Find((byte)ComparedItem1.VisualizedTag.Value);
item2 = itemData.Find((byte)ComparedItem2.VisualizedTag.Value);
if (visualizationAxis.IsInverted)
{
Items.Item swap = item1;
item1 = item2;
item2 = swap;
}
Table.SetItems(itemData.Properties, item1, item2);
// Hide the individual visualizations for our compared
// objects, since we'll have the table to work with
HideElement(ComparedItem1);
HideElement(ComparedItem2);
// Set the table's position and display it
UpdateTablePosition();
ShowElement(Table);
}
/// <summary>
/// Update the positioning of our comparison table.
/// </summary>
private void UpdateTablePosition()
{
// Don't do anything if VisualizationAxis is not active.
if (visualizationAxis.IsActive)
{
// Adjust the table's width and height appropriately based on the distance
// between the items.
Debug.Assert(!Double.IsNaN(visualizationAxis.Length));
Table.Width = 2 * tableHorizontalMargin + visualizationAxis.Length;
Table.Height = visualizationAxis.Length;
if (wasPreviouslyInverted != visualizationAxis.IsInverted)
{
wasPreviouslyInverted = !wasPreviouslyInverted;
// flip table columns order.
Items.Item swap = item1;
item1 = item2;
item2 = swap;
Table.SetItems(itemData.Properties, item1, item2);
}
// Set its orientation and position
Matrix matrix = Matrix.Identity;
Debug.Assert(!Double.IsNaN(visualizationAxis.Orientation));
matrix.Rotate(visualizationAxis.Orientation);
matrix.Translate(-0.5 * Table.ActualWidth, -0.5 * Table.ActualHeight);
Debug.Assert(!Double.IsNaN(visualizationAxis.Center.X) && !Double.IsNaN(visualizationAxis.Center.Y));
matrix.Translate(visualizationAxis.Center.X, visualizationAxis.Center.Y);
tableTransform.Matrix = matrix;
}
}
