private void ResetChart()
{
_drawings = new List <SelectedFigureBase>();
_zoomArea = null;
_selectedDrawing = null;
_tempDrawing = null;
_drawAdditionChartHelper = null;
_actions = DrawingActions.Default;
_chartHelpers = ChartHelpers.Default;
_isZoomed = true;
SetForChartMinMaxPoints(0);
}
private void SetChanges()
{
if (_tempDrawing == null)
{
return;
}
var isComplited = _tempDrawing.SetPosition(_mousePisition);
if (isComplited)
{
_drawings.Add(_tempDrawing);
_actions = DrawingActions.Default;
_tempDrawing = null;
}
}
private void ReplacingFigure()
{
var crossedFigure = _selectedDrawing.FigureToReplace(_mousePisition);
if (crossedFigure == null)
{
return;
}
_drawings.Remove(_selectedDrawing);
_selectedDrawing = null;
_tempDrawing = crossedFigure;
_actions = DrawingActions.LineDrawing;
}
public Chart()
{
InitializeComponent();
#region Init
_resize = 0;
_isResized = true;
_isZoomed = true;
_mousePisition = new ScreenPoint();
_drawings = new List <SelectedFigureBase>();
_barType = BarType.OHLC;
_actions = DrawingActions.Default;
_chartHelpers = ChartHelpers.Default;
var windowSize = new Size(800, 800);
SetRenderSettings(windowSize);
_chart = new ChartDrawing(ClientSize.Width, ClientSize.Height, _d2DRenderTarget, TimingBy.Minute);
_chartRendering = new ChartRendering.ChartRendering(_d2DRenderTarget, _textFormat, _chart);
GenerateBars();
SetForChartMinMaxPoints(0);
_borders = new RectangleF(windowSize.Width * _chart.Paddings.PaddingLeftRatio,
windowSize.Height * _chart.Paddings.PaddingTopRatio, _chart.ChartWidth, _chart.ChartHeight);
#endregion
#region FormHandlers
KeyDown += OnKeyDown;
MouseDown += OnMouseDown;
MouseClick += OnMouseClick;
MouseWheel += OnMouseWheel;
MouseMove += OnMouseMove;
Resize += OnResizeEnd;
Closing += OnClosing;
#endregion
_callback += RenderChart;
RenderLoop.Run(this, _callback);
}
private void KeyKeyboardChecker(Keys key)
{
switch (key)
{
case Keys.Escape:
{
_renderForm.Close();
this.Hide();
this.Close();
break;
}
case Keys.D1:
{
if (_barType != BarType.Candle)
{
_barType = BarType.Candle;
SetForChartMinMaxPoints(_barRendering.Skip);
_barRendering = new BarCandle(_d2DRenderTarget, _barRendering.Bars, _chart, _barRendering.Skip);
break;
}
break;
}
case Keys.D2:
{
if (_barType != BarType.OHLC)
{
_barType = BarType.OHLC;
SetForChartMinMaxPoints(_barRendering.Skip);
_barRendering = new BarOHLC(_d2DRenderTarget, _barRendering.Bars, _chart, _barRendering.Skip);
break;
}
break;
}
case Keys.Q:
{
if (_chartHelpers != ChartHelpers.Net)
{
_chartHelpers = ChartHelpers.Net;
_drawAdditionChartHelper = DrawNet;
break;
}
_drawAdditionChartHelper -= DrawNet;
_chartHelpers = ChartHelpers.Default;
break;
}
case Keys.W:
{
if (_chartHelpers != ChartHelpers.Lines)
{
_chartHelpers = ChartHelpers.Lines;
_drawAdditionChartHelper = DrawLines;
break;
}
_drawAdditionChartHelper -= DrawLines;
_chartHelpers = ChartHelpers.Default;
break;
}
case Keys.E:
{
if (_actions != DrawingActions.LineDrawing)
{
_actions = DrawingActions.LineDrawing;
_tempDrawing = new LineFigure(_d2DRenderTarget);
break;
}
_tempDrawing = null;
_actions = DrawingActions.Default;
break;
}
case Keys.R:
{
if (_actions != DrawingActions.RectangleDrawing)
{
_tempDrawing = new RectangleFigure(_d2DRenderTarget);
_actions = DrawingActions.RectangleDrawing;
break;
}
_tempDrawing = null;
_actions = DrawingActions.Default;
break;
}
case Keys.T:
{
if (_actions != DrawingActions.EllipseDrawing)
{
_tempDrawing = new EllipseFigure(_d2DRenderTarget);
_actions = DrawingActions.EllipseDrawing;
break;
}
_tempDrawing = null;
_actions = DrawingActions.Default;
break;
}
case Keys.A:
{
if (_actions != DrawingActions.StraightLineXDrawing)
{
_actions = DrawingActions.StraightLineXDrawing;
break;
}
_actions = DrawingActions.Default;
break;
}
case Keys.S:
{
if (_actions != DrawingActions.StraightLineYDrawing)
{
_actions = DrawingActions.StraightLineYDrawing;
break;
}
_actions = DrawingActions.Default;
break;
}
case Keys.Z:
{
if (_chartHelpers != ChartHelpers.Zoom)
{
_zoomArea = null;
_chartHelpers = ChartHelpers.Zoom;
break;
}
_chartHelpers = ChartHelpers.Default;
break;
}
case Keys.Delete:
{
RemoveFigure();
break;
}
case Keys.C:
{
_chart.ChangeColor();
break;
}
case Keys.Enter:
{
ResetChart();
break;
}
}
}
