private static void DrawBoundNodesCore(CanvasDrawingSession drawingSession, Vector2 leftTop, Vector2 rightTop, Vector2 rightBottom, Vector2 leftBottom, Windows.UI.Color accentColor, bool disabledRadian)
{
// Line
CanvasDrawingSessionExtensions.DrawBoundCore(drawingSession, leftTop, rightTop, rightBottom, leftBottom, accentColor);
// Center
Vector2 centerLeft = (leftTop + leftBottom) / 2;
Vector2 centerTop = (leftTop + rightTop) / 2;
Vector2 centerRight = (rightTop + rightBottom) / 2;
Vector2 centerBottom = (leftBottom + rightBottom) / 2;
// Scale2
drawingSession.DrawNode2(leftTop, accentColor);
drawingSession.DrawNode2(rightTop, accentColor);
drawingSession.DrawNode2(rightBottom, accentColor);
drawingSession.DrawNode2(leftBottom, accentColor);
if (disabledRadian == false)
{
// Outside
Vector2 outsideLeft = Math.GetOutsidePointInTransformer(centerLeft, centerRight);
Vector2 outsideTop = Math.GetOutsidePointInTransformer(centerTop, centerBottom);
Vector2 outsideRight = Math.GetOutsidePointInTransformer(centerRight, centerLeft);
Vector2 outsideBottom = Math.GetOutsidePointInTransformer(centerBottom, centerTop);
// Radian
drawingSession.DrawThickLine(outsideTop, centerTop);
drawingSession.DrawNode(outsideTop, accentColor);
// Skew
// drawingSession.DrawNode2(outsideTop, accentColor);
// drawingSession.DrawNode2(outsideLeft, accentColor);
drawingSession.DrawNode2(outsideRight, accentColor);
drawingSession.DrawNode2(outsideBottom, accentColor);
}
// Scale1
if (Math.OutNodeDistance(centerLeft, centerRight))
{
drawingSession.DrawNode2(centerTop, accentColor);
drawingSession.DrawNode2(centerBottom, accentColor);
}
if (Math.OutNodeDistance(centerTop, centerBottom))
{
drawingSession.DrawNode2(centerLeft, accentColor);
drawingSession.DrawNode2(centerRight, accentColor);
}
}
/// <summary>
/// Draw bezier-curve by NodeCollection.
/// </summary>
/// <param name="drawingSession"> The drawing-session. </param>
/// <param name="nodeCollection"> The NodeCollection. </param>
/// <param name="matrix"> The matrix. </param>
/// <param name="accentColor"> The accent color. </param>
public static void DrawNodeCollection(this CanvasDrawingSession drawingSession, NodeCollection nodeCollection, Matrix3x2 matrix, Windows.UI.Color accentColor)
{
foreach (Node node in nodeCollection)
{
switch (node.Type)
{
case NodeType.BeginFigure:
{
Vector2 vector = Vector2.Transform(node.Point, matrix);
if (node.IsChecked == false)
{
if (node.IsSmooth == false)
{
drawingSession.DrawNode3(vector, Windows.UI.Colors.Gold);
}
else
{
drawingSession.DrawNode(vector, Windows.UI.Colors.Gold);
}
}
else
{
if (node.IsSmooth == false)
{
drawingSession.DrawNode4(vector, Windows.UI.Colors.Gold);
}
else
{
//Right
Vector2 rightControlPoint = Vector2.Transform(node.RightControlPoint, matrix);
drawingSession.DrawLine(vector, rightControlPoint, accentColor);
drawingSession.DrawNode5(rightControlPoint, Windows.UI.Colors.Gold);
//Left
Vector2 leftControlPoint = Vector2.Transform(node.LeftControlPoint, matrix);
drawingSession.DrawLine(vector, leftControlPoint, accentColor);
drawingSession.DrawNode5(leftControlPoint, Windows.UI.Colors.Gold);
drawingSession.DrawNode2(vector, Windows.UI.Colors.Gold);
}
}
}
break;
case NodeType.Node:
{
Vector2 vector = Vector2.Transform(node.Point, matrix);
if (node.IsChecked == false)
{
if (node.IsSmooth == false)
{
drawingSession.DrawNode3(vector, accentColor);
}
else
{
drawingSession.DrawNode(vector, accentColor);
}
}
else
{
if (node.IsSmooth == false)
{
drawingSession.DrawNode4(vector, accentColor);
}
else
{
//Right
Vector2 rightControlPoint = Vector2.Transform(node.RightControlPoint, matrix);
drawingSession.DrawLine(vector, rightControlPoint, accentColor);
drawingSession.DrawNode5(rightControlPoint, accentColor);
//Left
Vector2 leftControlPoint = Vector2.Transform(node.LeftControlPoint, matrix);
drawingSession.DrawLine(vector, leftControlPoint, accentColor);
drawingSession.DrawNode5(leftControlPoint, accentColor);
drawingSession.DrawNode2(vector, accentColor);
}
}
}
break;
case NodeType.EndFigure:
break;
}
}
}
