private void drawingSurface_MouseLeftButtonDown(object sender, MouseButtonEventArgs e)
{
DrawingLayer.GetInstance.IsChanged = true;
bool isLin = false; // for line
Point pointClicked = e.GetPosition(drawingSurface);
OxFigure visual = null;
if (SelectionLayer.GetInstance.CurrentTool != Tools.Erase &&
SelectionLayer.GetInstance.CurrentTool != Tools.Hand && SelectionLayer.GetInstance.CurrentTool != Tools.Fill)
{
#region point
if (SelectionLayer.GetInstance.CurrentTool == Tools.Point)
{
visual = new OxPoint {
Name = OxFigure.Shape.Point
};
}
#endregion
#region square
if (SelectionLayer.GetInstance.CurrentTool == Tools.Square) //
{
visual = new OxRectangle {
Name = OxFigure.Shape.Square
};
}
#endregion
#region ellipse
if (SelectionLayer.GetInstance.CurrentTool == Tools.Ellipse)
{
visual = new OxCircle {
Name = OxFigure.Shape.Ellispe
};
}
#endregion
#region line
if (SelectionLayer.GetInstance.CurrentTool == Tools.Line)
{
visual = new OxLine {
Name = OxFigure.Shape.Line
};
if (DrawingLayer.GetInstance.IsPoint)
{
DrawingLayer.GetInstance.Point2 = pointClicked;
isLin = true;
}
else
{
DrawingLayer.GetInstance.Point1 = pointClicked;
}
DrawingLayer.GetInstance.IsPoint = !DrawingLayer.GetInstance.IsPoint;
}
#endregion
#region rect
if (SelectionLayer.GetInstance.CurrentTool == Tools.Rectangle)
{
visual = new OxRectangle {
Name = OxFigure.Shape.Rectangle
};
}
#endregion
if (visual == null)
{
return;
}
if (SelectionLayer.GetInstance.CurrentTool == Tools.Line && isLin)
{
DrawingLayer.GetInstance.DrawFigure(ref visual, pointClicked, false);
drawingSurface.AddVisual(visual);
UndoRedoLayer.GetInstance.Add(new AddElementCommand(visual, this.drawingSurface));
}
else if (SelectionLayer.GetInstance.CurrentTool != Tools.Line)
{
DrawingLayer.GetInstance.DrawFigure(ref visual, pointClicked, false);
drawingSurface.AddVisual(visual);
//здесь добавление
UndoRedoLayer.GetInstance.Add(new AddElementCommand(visual, this.drawingSurface));
}
}
else
{
#region erase
if (SelectionLayer.GetInstance.CurrentTool == Tools.Erase)
{
visual = drawingSurface.GetVisual(pointClicked);
if (visual != null)
{
UndoRedoLayer.GetInstance.Add(new RemoveElementCommand(visual, this.drawingSurface));
drawingSurface.DeleteVisual(visual);
}
}
#endregion
#region hand
if (SelectionLayer.GetInstance.CurrentTool == Tools.Hand)
{
Point topLeftCorner = new Point();
visual = drawingSurface.GetVisual(pointClicked);
if (visual != null)
{
if (visual.Name == OxFigure.Shape.Line)
{
DrawingLayer.GetInstance.IsClicked = true;
DrawingLayer.GetInstance.DrawFigure(ref visual, topLeftCorner, true);
DrawingLayer.GetInstance.ClickOffset = topLeftCorner - pointClicked;
DrawingLayer.GetInstance.IsDragging = true;
if (DrawingLayer.GetInstance.SelectedVisual != null && DrawingLayer.GetInstance.SelectedVisual != visual)
{
DrawingLayer.GetInstance.ClearSelection();
}
DrawingLayer.GetInstance.SelectedVisual = visual;
DrawingLayer.GetInstance.LastPoint = topLeftCorner;
DrawingLayer.GetInstance.IsSel = true;
}
else
{
DrawingLayer.GetInstance.IsClicked = true;
topLeftCorner.X = visual.ContentBounds.TopLeft.X + DrawingLayer.GetInstance.DrawingPen.Thickness / 2;
topLeftCorner.Y = visual.ContentBounds.TopLeft.Y + DrawingLayer.GetInstance.DrawingPen.Thickness / 2;
DrawingLayer.GetInstance.DrawFigure(ref visual, topLeftCorner, true);
DrawingLayer.GetInstance.ClickOffset = topLeftCorner - pointClicked;
DrawingLayer.GetInstance.IsDragging = true;
if (DrawingLayer.GetInstance.SelectedVisual != null && DrawingLayer.GetInstance.SelectedVisual != visual)
{
DrawingLayer.GetInstance.ClearSelection();
}
DrawingLayer.GetInstance.SelectedVisual = visual;
DrawingLayer.GetInstance.IsSel = true;
DrawingLayer.GetInstance.LastPoint = topLeftCorner;
}
UndoRedoLayer.GetInstance.Add(new MoveCommand(DrawingLayer.GetInstance.SelectedVisual, this.drawingSurface, DrawingLayer.GetInstance.LastPoint, pointClicked));
}
else if (DrawingLayer.GetInstance.IsSel)
{
OxFigure selectedVisual = DrawingLayer.GetInstance.SelectedVisual;
DrawingLayer.GetInstance.DrawFigure(ref selectedVisual, DrawingLayer.GetInstance.LastPoint, false);
DrawingLayer.GetInstance.IsSel = false;
//UndoRedoLayer.GetInstance.Add(new MoveCommand(selectedVisual, this.drawingSurface, DrawingLayer.GetInstance.LastPoint, topLeftCorner));
}
}
#endregion
#region fill
if (SelectionLayer.GetInstance.CurrentTool == Tools.Fill)
{
visual = drawingSurface.GetVisual(pointClicked);
if (visual != null)
{
DrawingLayer.GetInstance.IsFill = true;
Point topLeftCorner = new Point(visual.ContentBounds.TopLeft.X + DrawingLayer.GetInstance.DrawingPen.Thickness / 2,
visual.ContentBounds.TopLeft.Y + DrawingLayer.GetInstance.DrawingPen.Thickness / 2);
UndoRedoLayer.GetInstance.Add(new FillCommand(visual, topLeftCorner, SelectionLayer.GetInstance.CurrentColor, visual.Color));
visual.Color = SelectionLayer.GetInstance.CurrentColor;
DrawingLayer.GetInstance.IsClicked = true;
DrawingLayer.GetInstance.DrawFigure(ref visual, topLeftCorner, false);
DrawingLayer.GetInstance.IsClicked = false;
}
else
{
DrawingLayer.GetInstance.DrawingBrush =
(Brush)DrawingLayer.GetInstance.BrushConverter.ConvertFromString(SelectionLayer.GetInstance.CurrentColor.ToString());
drawingSurface.Background = DrawingLayer.GetInstance.DrawingBrush;
}
}
#endregion
}
}
public static void DeserializeFromXML(string filename, ref CanvasLayer canvas)
{
try
{
var xmlDoc = new XmlDocument();
xmlDoc.Load(filename);
var root = xmlDoc.FirstChild;
if (xmlDoc.DocumentElement != null)
{
//foreach (var node in xmlDoc.DocumentElement.ChildNodes)
foreach (XmlNode node in root.ChildNodes)
{
if (node.Attributes != null)
{
XmlAttributeCollection attributes;
switch (node.Name)
{
case "Point":
{
Debug.WriteLine("1");
attributes = node.Attributes;
OxFigure figure = new OxPoint();
figure.Name = OxFigure.Shape.Point;
var point = new Point(Int32.Parse(attributes["X"].Value), Int32.Parse(attributes["Y"].Value));
DrawingLayer.GetInstance.DrawFigure(ref figure, point, true);
canvas.AddVisual(figure);
break;
}
case "Square":
{
attributes = node.Attributes;
OxFigure figure = new OxRectangle();
figure.Name = OxFigure.Shape.Square;
var point1 = new Point(Int32.Parse(attributes["X"].Value), Int32.Parse(attributes["Y"].Value));
figure.size = new System.Windows.Size(Double.Parse(attributes["SizeW"].Value), Double.Parse(attributes["SizeH"].Value));
figure.Color = Colors.Black;
DrawingLayer.GetInstance.DrawFigure(ref figure, point1, false);
canvas.AddVisual(figure);
break;
}
case "Circle":
{
attributes = node.Attributes;
OxFigure figure = new OxCircle();
figure.Name = OxFigure.Shape.Rectangle;
var point1 = new Point(Int32.Parse(attributes["X"].Value), Int32.Parse(attributes["Y"].Value));
figure.size = new System.Windows.Size(Double.Parse(attributes["SizeW"].Value), Double.Parse(attributes["SizeH"].Value));
figure.Color = Colors.Black;
DrawingLayer.GetInstance.DrawFigure(ref figure, point1, false);
canvas.AddVisual(figure);
break;
}
case "Rectangle":
{
attributes = node.Attributes;
OxFigure figure = new OxRectangle();
figure.Name = OxFigure.Shape.Rectangle;
var point1 = new Point(Int32.Parse(attributes["X"].Value), Int32.Parse(attributes["Y"].Value));
figure.size = new System.Windows.Size(Double.Parse(attributes["SizeW"].Value), Double.Parse(attributes["SizeH"].Value));
figure.Color = Colors.Black;
DrawingLayer.GetInstance.DrawFigure(ref figure, point1, false);
canvas.AddVisual(figure);
break;
}
case "Line":
{
attributes = node.Attributes;
OxFigure figure = new OxLine();
figure.Name = OxFigure.Shape.Line;
var point1 = new Point(Int32.Parse(attributes["X"].Value), Int32.Parse(attributes["Y"].Value));
var point2 = new Point(Int32.Parse(attributes["X2"].Value), Int32.Parse(attributes["Y2"].Value));
DrawingLayer.GetInstance.DrawLine(ref figure, point1, point2);
figure.Color = Colors.Black;
DrawingLayer.GetInstance.DrawFigure(ref figure, point1, false);
canvas.AddVisual(figure);
break;
}
}
}
}
}
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message);
}
}