internal void ChartRangeBar_AnyValueChanged(object sender, RangeArgs <DateTime> e)
{
BarDataRange newRange = new BarDataRange(e.ValueMin.Date, e.ValueMax.Date);
try {
this.chartFormManager.PopulateSelectorsFromCurrentChartOrScriptContextLoadBarsSaveBacktestIfStrategy("ChartRangeBar_AnyValueChanged");
} catch (Exception ex) {
Assembler.PopupException("ChartRangeBar_AnyValueChanged", ex);
}
}
protected ContextChart()
{
Name = "UNDEFINED";
Symbol = "UNDEFINED";
DataSourceName = "UNDEFINED";
ScaleInterval = new BarScaleInterval();
DataRange = new BarDataRange(500);
//ChartBarSpacing = 6;
ChartStreaming = false;
ShowRangeBar = false;
}
public void AbsorbFrom(ContextChart found)
{
if (found == null)
{
return;
}
//KEEP_CLONE_UNDEFINED this.Name = found.Name;
this.Symbol = found.Symbol;
this.DataSourceName = found.DataSourceName;
this.ScaleInterval = found.ScaleInterval.Clone();
this.DataRange = found.DataRange.Clone();
//this.ChartBarSpacing = found.ChartBarSpacing;
this.ChartStreaming = found.ChartStreaming;
this.ShowRangeBar = found.ShowRangeBar;
}
public Bars RescaleBarsAndRegister(NotOnChartBarsKey symbolScaleInterval)
{
DataSource ds = Assembler.InstanceInitialized.RepositoryJsonDataSource.DataSourceFind(symbolScaleInterval.DataSourceName);
BarDataRange range = new BarDataRange(this.ScriptExecutor.Bars.BarFirst.DateTimeOpen, this.ScriptExecutor.Bars.BarLast.DateTimeOpen);
Bars bars = null;
try {
Bars barsAll = ds.BarsLoadAndCompress(symbolScaleInterval.Symbol, symbolScaleInterval.BarScaleInterval);
Bars bar = barsAll.SelectRange(range);
} catch (Exception ex) {
Debugger.Break();
}
try {
this.Registry.Add(symbolScaleInterval, bars);
} catch (Exception ex) {
Debugger.Break();
}
return(bars);
}
public void PopulateSelectorsFromCurrentChartOrScriptContextLoadBarsSaveBacktestIfStrategy(string msig, bool loadNewBars = true, bool skipBacktest = false)
{
//TODO abort backtest here if running!!! (wait for streaming=off) since ChartStreaming wrongly sticks out after upstack you got "Selectors should've been disabled" Exception
ContextChart context = this.ContextCurrentChartOrStrategy;
msig += (this.Strategy != null) ?
" << PopulateCurrentScriptContext(): Strategy[" + this.Strategy + "].ScriptContextCurrent[" + context.Name + "]"
: " << PopulateCurrentScriptContext(): this.ChartForm[" + this.ChartForm.Text + "].ChartControl.ContextChart[" + context.Name + "]";
//BarScaleInterval barScaleInterval = (contextToPopulate.ScaleInterval != null) ? contextToPopulate.ScaleInterval : new BarScaleInterval();
if (context.ScaleInterval.Scale == BarScale.Unknown)
{
string msg = "contextToPopulate.ScaleInterval[" + context.ScaleInterval + "] has BarScale.Unknown #1" + "; WILL_NOT_INITIALIZE Executor.Init(Strategy->BarsLoaded)";
Assembler.PopupException(msg + msig);
return;
}
if (string.IsNullOrEmpty(context.DataSourceName))
{
string msg = "DataSourceName.IsNullOrEmpty; WILL_NOT_INITIALIZE Executor.Init(Strategy->BarsLoaded)";
Assembler.PopupException(msg + msig);
return;
}
DataSource dataSource = Assembler.InstanceInitialized.RepositoryJsonDataSource.DataSourceFind(context.DataSourceName);
if (dataSource == null)
{
string msg = "DataSourceName[" + context.DataSourceName + "] not found; WILL_NOT_INITIALIZE Executor.Init(Strategy->BarsLoaded)";
Assembler.PopupException(msg + msig);
return;
}
if (string.IsNullOrEmpty(context.Symbol))
{
string msg = "Strategy[" + this.Strategy + "].ScriptContextCurrent.Symbol.IsNullOrEmpty; WILL_NOT_INITIALIZE Executor.Init(Strategy->BarsLoaded)";
Assembler.PopupException(msg + msig);
return;
}
string symbol = context.Symbol;
if (context.ChartStreaming)
{
string msg = "strategyToSave[" + this.Strategy + "].ScriptContextCurrent[].ChartStreaming=true"
+ "; Selectors should've been Disable()d on chat[" + this.ChartForm + "].Activated() or StreamingOn()"
+ " in MainForm.PropagateSelectorsForCurrentChart()";
throw new Exception(msg + msig);
}
BarScaleInterval barScaleInterval = context.ScaleInterval;
if (barScaleInterval.Scale == BarScale.Unknown)
{
barScaleInterval = dataSource.ScaleInterval;
}
if (barScaleInterval.Scale == BarScale.Unknown)
{
string msg = "barScaleInterval.ScaleInterval[" + barScaleInterval + "] has BarScale.Unknown #3"
+ "; WILL_NOT_INITIALIZE Executor.Init(Strategy->BarsLoaded)";
throw new Exception(msg + msig);
}
BarDataRange barRange = (context.DataRange != null) ? context.DataRange : new BarDataRange();
//PositionSize posSize = (contextToPopulate.PositionSize != null) ? contextToPopulate.PositionSize : new PositionSize();
if (loadNewBars)
{
Bars barsAll = dataSource.BarsLoadAndCompress(symbol, barScaleInterval);
if (barsAll.Count > 0)
{
this.ChartForm.ChartControl.RangeBar.Initialize(barsAll, barsAll);
}
Bars barsClicked = barsAll.SelectRange(barRange);
this.Executor.SetBars(barsClicked);
this.ChartForm.ChartControl.Initialize(barsClicked);
//SCROLL_TO_SNAPSHOTTED_BAR this.ChartForm.ChartControl.ScrollToLastBarRight();
this.ChartForm.PopulateBtnStreamingClickedAndText();
context.ScaleInterval = barScaleInterval;
context.DataRange = barRange;
}
// set original Streaming Icon before we lost in simulationPreBarsSubstitute() and launched backtester in another thread
//V1 this.Executor.Performance.Initialize();
//V2_REPORTERS_NOT_REFRESHED this.Executor.BacktesterRunSimulation();
var iconCanBeNull = this.Executor.DataSource.StreamingProvider != null ? this.Executor.DataSource.StreamingProvider.Icon : null;
this.ChartForm.PropagateContextChartOrScriptToLTB(context, iconCanBeNull);
// v1 already in ChartRenderer.OnNewBarsInjected event - commented out DoInvalidate();
// v2 NOPE, during DataSourcesTree_OnSymbolSelected() we're invalidating it here! - uncommented back
this.ChartForm.ChartControl.InvalidateAllPanelsFolding();
if (this.Strategy == null)
{
this.DataSnapshotSerializer.Serialize();
return;
}
this.Strategy.ScriptContextCurrent.PositionSize = this.Strategy.ScriptContextCurrent.PositionSize;
Assembler.InstanceInitialized.RepositoryDllJsonStrategy.StrategySave(this.Strategy);
if (skipBacktest)
{
return;
}
if (this.Strategy.ScriptContextCurrent.BacktestOnSelectorsChange == false)
{
return;
}
if (this.Strategy.Script == null)
{
//this.StrategyCompileActivatePopulateSlidersShow();
string msg = "1) will compile it upstack in InitializeStrategyAfterDeserialization() or 2) compilation failed at Editor-F5";
Debugger.Break();
return;
}
this.BacktesterRunSimulationRegular();
}
