void OnTouchesEnded(List <CCTouch> touches, CCEvent touchEvent)
{
if (touches.Count > 0)
{
_ball.RemoveChild(_glow);
}
}
/// <summary>
/// Evaluates the lines we have in the buffer
/// </summary>
/// <param name="lines">Lines</param>
/// <remarks>
/// We keep a buffer of lines. If a list of lines cannot be
/// evaluated we wait for another second or so to allow for more lines.
/// When that times out and no shape can be determined, then
/// we clear the buffer.
/// </remarks>
private void EvaluateLines(List <Line> lines)
{
_clearTTL = _clearTTLResetValue;
_buffer.AddRange(lines);
var result = _patternEvaluator.Evaluate(_buffer);
if (!result.IsValid)
{
return;
}
Debug.WriteLine("evaluation succeeded: " + result.Key);
switch (result.Key)
{
case "button":
var rectShape = new RectangleShape()
{
P1 = result.UpperLeft.ToCCPoint(),
P2 = result.LowerRight.ToCCPoint()
};
_shapeNode.AddChild(new ShapeNode(rectShape));
_recognizerCanvasNode.Clear();
break;
case "image":
var imageShape = new ImageShape()
{
P1 = result.UpperLeft.ToCCPoint(),
P2 = result.LowerRight.ToCCPoint()
};
_shapeNode.AddChild(new ShapeNode(imageShape));
_recognizerCanvasNode.Clear();
break;
case "text":
var textShape = new TextShape()
{
P1 = result.UpperLeft.ToCCPoint(),
P2 = result.LowerRight.ToCCPoint()
};
_shapeNode.AddChild(new ShapeNode(textShape));
_recognizerCanvasNode.Clear();
break;
case "entry":
var entryShape = new EntryShape()
{
P1 = result.UpperLeft.ToCCPoint(),
P2 = result.LowerRight.ToCCPoint()
};
_shapeNode.AddChild(new ShapeNode(entryShape));
_recognizerCanvasNode.Clear();
break;
case "lineoftext":
var lineoftext = new LineOfTextShape()
{
P1 = result.UpperLeft.ToCCPoint(),
P2 = result.LowerRight.ToCCPoint()
};
_shapeNode.AddChild(new ShapeNode(lineoftext));
_recognizerCanvasNode.Clear();
break;
case "delete":
var deleteShape = new DeleteShape()
{
P1 = result.UpperLeft.ToCCPoint(),
P2 = result.LowerRight.ToCCPoint()
};
var victims = IsShapeOverOtherShapes(deleteShape);
foreach (var victim in victims)
{
_shapeNode.RemoveChild(victim);
}
_recognizerCanvasNode.Clear();
break;
}
_canvasNode.Clear();
_buffer.Clear();
}
