/// <summary>
/// 加入使用者繪製物件
/// </summary>
/// <param name="name">繪製物件名稱</param>
/// <param name="layer">繪製的目標 Layer 圖層</param>
/// <param name="points">Point 繪製點陣列</param>
/// <param name="pens">繪製筆刷陣列</param>
public void AddDrawObject(string name, Layer layer, Point[] points, PenStyle[] pens)
{
AxisX cAxisX = layer.AxisX;
AxisY cAxisY = layer.AxisY;
int iMin = int.MaxValue, iMax = int.MinValue, iLength = points.Length;
ChartPoint[] cPoints = new ChartPoint[iLength];
for (int i = 0; i < iLength; i++)
{
Point cPoint = points[i];
int iBarNumber = cAxisX.ConvertBarNumberFromX(cPoint.X);
ChartPoint cChartPoint = new ChartPoint(iBarNumber, cAxisY.ConvertValueFromY(cPoint.Y));
cChartPoint.Time = cAxisX.ConvertBarNumberToTime(iBarNumber);
cPoints[i] = cChartPoint;
if (iMin > iBarNumber)
{
iMin = iBarNumber;
}
if (iMax < iBarNumber)
{
iMax = iBarNumber;
}
}
AddDrawObjectFromRange(iMin, iMax, new DrawObject(name, layer.LayerIndex, cPoints, pens));
}
public void Action(ChartParameter parameter)
{
__cGDI.ClearRops(true);
__cGDI.ClearRops(__cLineInfos, __cTextInfos, !parameter.Updated);
InputDeviceStatus cStatus = parameter.Status;
if (cStatus.Event == EInputDeviceEvent.MouseMove)
{
ZChart cChart = parameter.Chart;
AxisX cAxisX = cChart.AxisX;
ChartProperty cProperty = cChart.ChartProperty;
MouseEventArgs e = cStatus.GetCurrentMouseArgs();
int iOldBKColor = __cGDI.SelectBackground(cProperty.BackgroundColor);
IntPtr cOldFont = __cGDI.SelectFont(cProperty.AxisFont);
IntPtr cPen = Gdi.CreatePen(new PowerLanguage.PenStyle(cProperty.ForeColor, 1));
int iBarNumber = cAxisX.ConvertBarNumberFromX(e.X);
if (iBarNumber > cAxisX.DataCount)
{
return;
}
else
{
Rectangle cAxisXRect = cAxisX.AxisRectangle;
AxisXUnit cUnit = cAxisX.ConvertBarNumberToWidth(iBarNumber);
cAxisXRect.X = cUnit.CenterPoint;
cAxisXRect.Width = cAxisX.FontMetrics.Width * 12;
DateTime cDateTime = cAxisX.ConvertBarNumberToTime(iBarNumber);
__cLineInfos.Add(__cGDI.DrawRopLine(cPen, cUnit.CenterPoint, 0, cUnit.CenterPoint, cAxisXRect.Y));
__cTextInfos.Add(__cGDI.DrawRopString(cDateTime.ToString("MM/dd HH:mm"), cProperty.BackgroundColor, cProperty.ForeColor, 2, 5, cAxisXRect));
}
List <Layer> cLayers = cChart.Layers;
int iCount = cLayers.Count;
for (int i = 0; i < iCount; i++)
{
Layer cLayer = cLayers[i];
if (__cLineInfos.Count == 1 && cLayer.IsLayerScope(e.X, e.Y))
{
AxisY cAxisY = cLayer.AxisY;
Rectangle cAxisYRect = cAxisY.AxisRectangle;
cAxisYRect.Y = e.Y;
cAxisYRect.Height = cAxisY.FontMetrics.Height;
__cLineInfos.Add(__cGDI.DrawRopLine(cPen, 0, e.Y, cAxisYRect.X, e.Y));
__cTextInfos.Add(__cGDI.DrawRopString(Math.Round(cAxisY.ConvertValueFromY(e.Y), cAxisY.Decimals).ToString(), cProperty.BackgroundColor, cProperty.ForeColor, 5, 0, cAxisYRect));
}
cLayer.LegendIndex = iBarNumber;
__cEngine.DrawLegend(cLayer, cProperty);
}
__cGDI.RemoveObject(__cGDI.SelectFont(cOldFont));
__cGDI.SelectBackground(iOldBKColor);
}
//如果使用者使用十字線功能, 如果有在選擇繪圖功能會在 CustomPainter 屬性儲存繪圖功能的類別名稱
//如果有繪圖類別名稱就取出使用
string sName = parameter.CustomPainter;
if (__cCustomPainter == null && sName != null)
{
__cCustomPainter = parameter.Behavior.GetCustomAction(sName);
if (__cCustomPainter == null || !(__cCustomPainter is IDrawable))
{
parameter.CustomPainter = null;
}
}
if (__cCustomPainter != null)
{
__cCustomPainter.Action(parameter);
//如果繪圖類別名稱 == null 表示繪圖已經完畢
if (parameter.CustomPainter == null)
{
__cCustomPainter = null;
}
}
}
