private void ProccessObjects(IEnumerable <ITextObject> textObjects, ChartProperty property, bool useROP)
{
//將 TextObject 物件按照 DataStream 分類
foreach (TextObject cTextObject in textObjects)
{
Queue <TextObject> cQueue = null;
if (!__cObjects.TryGetValue(cTextObject.DataStream, out cQueue))
{
cQueue = new Queue <TextObject>(128);
__cObjects.Add(cTextObject.DataStream, cQueue);
}
cQueue.Enqueue(cTextObject);
}
//將分類好的 TextObject 顯示在 Chart 上
foreach (int iDataStream in __cObjects.Keys)
{
ChartSetting cChartSetting = property.ChartSettings[iDataStream - 1];
if (cChartSetting.IsSubChart)
{
Layer cLayer = __cLayers[cChartSetting.LayerIndex];
Rectangle cLayerRect = cLayer.LayerRectangleWithoutAxisY;
__cGDI.SaveDC();
__cGDI.ClipRectangle(cLayerRect);
Queue <TextObject> cQueue = __cObjects[iDataStream];
while (cQueue.Count > 0)
{
DrawTextObject(cLayer, cQueue.Dequeue(), property, useROP);
}
__cGDI.RestoreDC();
}
}
}
public void Action(ChartParameter parameter)
{
ZChart cChart = parameter.Chart;
InputDeviceStatus cStatus = parameter.Status;
MouseEventArgs e = cStatus.GetCurrentMouseArgs();
if (cStatus.Event == EInputDeviceEvent.MouseUp)
{
if (__cStart == Point.Empty)
{
List <Layer> cLayers = cChart.Layers;
int iCount = cLayers.Count;
for (int i = 0; i < iCount; i++)
{
Layer cLayer = cLayers[i];
if (cLayer.IsLayerScope(e.X, e.Y))
{
__cLayer = cLayer;
break;
}
}
__cStart = e.Location;
}
else
{
Point cEnd = e.Location;
Boundary.BoundFix(ref __cStart, ref cEnd, new Rectangle4(__cLayer.LayerRectangleWithoutAxisY));
//保存至使用者繪製容器內
parameter.Behavior.DrawContainer.AddDrawObject(__sName, __cLayer, new Point[] { __cStart, cEnd }, new PowerLanguage.PenStyle[] { parameter.CustomPen });
__cStart = Point.Empty;
parameter.CustomPainter = null; //繪圖完畢需要設定為 null
__cGDI.ClearRops(__cLineInfos, null, false);
cChart.Refresh();
}
}
else if (__cStart != Point.Empty && cStatus.Event == EInputDeviceEvent.MouseMove)
{
__cGDI.SaveDC();
__cGDI.ClipRectangle(__cLayer.LayerRectangleWithoutAxisY);
__cGDI.ClearRops(__cLineInfos, null, !parameter.Updated);
ChartProperty cProperty = cChart.ChartProperty;
IntPtr cPen = Gdi.CreatePen(new PowerLanguage.PenStyle(cProperty.DrawAideLineColor, 1));
__cLineInfos.Add(__cGDI.DrawRopLine(cPen, __cStart.X, __cStart.Y, e.X, e.Y));
__cGDI.RestoreDC();
}
}
public override bool DrawPlot(Layer layer, ChartProperty property, bool onlyUpdateLastBar)
{
AxisX cAxisX = layer.AxisX;
Rectangle cRectY = this.AxisY.AxisRectangle;
Rectangle4 cLayerRect = new Rectangle4(layer.LayerRectangleWithoutAxisY);
__cGDI.SaveDC();
__cGDI.ClipRectangle(layer.LayerRectangleWithoutAxisY);
int iOldMode = __cGDI.SelectTransparent();
IntPtr iOldFont = __cGDI.SelectFont(__cSymbolFont);
IntPtr iOldPen = __cGDI.SelectPen(new PowerLanguage.PenStyle(property.TradeLineColor, 1, (int)__uPattern));
IntPtr iNameFont = __cLegendFont.ToHfont();
if (onlyUpdateLastBar)
{
if (__cPrevTrade != null)
{
DrawTradeInfo(__cPrevTrade, cAxisX, property, iNameFont, cLayerRect, cRectY.Top);
}
}
else
{
this.RefreshAxisY(property);
int iStartIndex = cAxisX.BarNumber;
int iEndIndex = iStartIndex + cAxisX.BarCount - 1;
HashSet <ITrade> cTrades = __cTrades.GetTradeObjects(iStartIndex, iEndIndex);
foreach (ITrade cTrade in cTrades)
{
DrawTradeInfo(cTrade, cAxisX, property, iNameFont, cLayerRect, cRectY.Top);
__cPrevTrade = cTrade;
}
}
__cGDI.RemoveObject(iNameFont);
__cGDI.RemoveObject(__cGDI.SelectPen(iOldPen));
__cGDI.RemoveObject(__cGDI.SelectFont(iOldFont));
if (layer.Drawable)
{
this.DrawLegend(layer.LegendIndex, property);
}
__cGDI.ClearTransparent(iOldMode);
__cGDI.RestoreDC();
return(true);
}
