public GraphRedactor(int width, int height, DrawingCanvas drawingCanvas)
{
graphData = new GraphData(width, height, drawingCanvas);
Uploader = new Uploader();
ToolPicker = new ToolPicker();
BrushPicker.AddBrush(new LinesBrush());
BrushPicker.AddBrush(new SolidBrush());
BrushPicker.AddBrush(new CrossBrush());
BrushPicker.AddBrush(new SecondLinesBrush());
PenPicker.AddPen(new DashPen());
PenPicker.AddPen(new SolidPen());
PenPicker.AddPen(new DashDotDotPen());
}