/// <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; } } }