public void TestLayout()
{
var dataSource = new TestDataSource();
new TestDataGen().GenerateDataItems(dataSource, 10, 0);
var boxContainer = new BoxContainer(dataSource);
TestDataGen.GenerateBoxSizes(boxContainer);
var diagram = new Diagram();
diagram.Boxes = boxContainer;
diagram.LayoutSettings.LayoutStrategies.Add("default", new LinearLayoutStrategy());
diagram.LayoutSettings.DefaultLayoutStrategyId = "default";
var state = new LayoutState(diagram)
{
BoxSizeFunc = dataId => boxContainer.BoxesByDataId[dataId].Size
};
LayoutAlgorithm.Apply(state);
Assert.AreEqual(5, diagram.VisualTree?.Depth);
}
private void StartLayout(bool resetBoxes)
{
TextLayoutTimeElapsed.Text = string.Empty;
// release any existing progress on background layout
m_progressWaitHandle?.Dispose();
m_progressWaitHandle = new AutoResetEvent(true);
// re-create source data, diagram and layout data structures
if (resetBoxes || m_diagram == null)
{
m_dataSource = new TestDataSource();
new TestDataGen().GenerateDataItems((TestDataSource)m_dataSource, 200, 5);
//m_dataSource = new DebugDataSource();
//await ((DebugDataSource)m_dataSource).Load();
var boxContainer = new BoxContainer(m_dataSource);
TestDataGen.GenerateBoxSizes(boxContainer);
//await ((DebugDataSource)m_dataSource).ApplyState(boxContainer);
foreach (var box in boxContainer.BoxesById.Values)
{
if (!box.IsSpecial)
{
box.IsCollapsed = true;
}
}
m_diagram = new Diagram {
Boxes = boxContainer
};
m_diagram.LayoutSettings.LayoutStrategies.Add("linear",
new LinearLayoutStrategy {
ParentAlignment = BranchParentAlignment.Center
});
m_diagram.LayoutSettings.LayoutStrategies.Add("hanger",
new MultiLineHangerLayoutStrategy {
ParentAlignment = BranchParentAlignment.Center
});
m_diagram.LayoutSettings.LayoutStrategies.Add("singleColumn",
new SingleColumnLayoutStrategy {
ParentAlignment = BranchParentAlignment.Left
});
m_diagram.LayoutSettings.LayoutStrategies.Add("fishbone1",
new MultiLineFishboneLayoutStrategy {
ParentAlignment = BranchParentAlignment.Center, MaxGroups = 1
});
m_diagram.LayoutSettings.LayoutStrategies.Add("fishbone2",
new MultiLineFishboneLayoutStrategy {
ParentAlignment = BranchParentAlignment.Center, MaxGroups = 2
});
m_diagram.LayoutSettings.LayoutStrategies.Add("hstack1",
new StackingLayoutStrategy
{
Orientation = StackOrientation.SingleRowHorizontal
});
m_diagram.LayoutSettings.LayoutStrategies.Add("vstack1",
new StackingLayoutStrategy
{
Orientation = StackOrientation.SingleColumnVertical
});
m_diagram.LayoutSettings.LayoutStrategies.Add("assistants",
new FishboneAssistantsLayoutStrategy {
ParentAlignment = BranchParentAlignment.Center
});
m_diagram.LayoutSettings.DefaultLayoutStrategyId = "hanger";
m_diagram.LayoutSettings.DefaultAssistantLayoutStrategyId = "assistants";
//m_diagram.LayoutSettings.BranchSpacing = 5;
}
var state = new LayoutState(m_diagram);
if (CbInteractiveMode.IsChecked.GetValueOrDefault(false))
{
state.BoundaryChanged += StateBoundaryChanged;
}
state.OperationChanged += StateOperationChanged;
state.LayoutOptimizerFunc = LayoutOptimizer;
Task.Factory.StartNew(() =>
{
m_timer = Stopwatch.StartNew();
LayoutAlgorithm.Apply(state);
m_timer.Stop();
Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () => { TextLayoutTimeElapsed.Text = m_timer.Elapsed.ToString(); });
})
.ContinueWith(
(prev, s) =>
{
m_progressWaitHandle.Dispose();
m_progressWaitHandle = null;
}, null, TaskContinuationOptions.None);
}