QTradingView::CandleStickSeries Class Reference

Represents a candlestick chart series in QTradingView. More...

#include <CandleStickSeries.h>

Inheritance diagram for QTradingView::CandleStickSeries:

Public Member Functions
	CandleStickSeries (const QList< CandleStick > &data)
	Constructs a CandleStickSeries with initial data.
	~CandleStickSeries () override
	Destroys the CandleStickSeries object.
void	setData (const QList< CandleStick > &data={})
	Sets the candlestick data for the series.
const QList< CandleStick > &	data () const
	Returns the current candlestick data.
qint64	timestampAt (int index) const override
	Returns the timestamp for the candlestick at the given index.
int	dataCount () const override
	Returns the number of candlesticks in the series.
void	setBullColor (const QColor &color)
	Sets the color for bullish candles.
void	setBearColor (const QColor &color)
	Sets the color for bearish candles.
void	setBorderColor (const QColor &color)
	Sets the border color for candles.
void	setBorderWidth (double width)
	Sets the border width for candles.
void	setBodyWithRatio (double ratio)
	Sets the body width ratio for candles.
void	setMaxBodyWidth (double maxWidth)
	Sets the maximum body width for candles.
void	setAntialiasing (bool enabled)
	Enables or disables antialiasing for the series.
void	render (QPainter *painter, const ViewPort &viewport, IScale *scale) override
	Renders the series within the given viewport and scale.
bool	hitTest (const QPointF &point, int &outIndex) const override
	Performs hit testing to find the nearest data point to the given position.
void	calculateRange (int startIndex, int endIndex, double &outMin, double &outMax) const override
	Calculates the data range (min/max values) within the given index range.
Public Member Functions inherited from QTradingView::Series
	Series (SeriesType type)
	Constructs a Series of the given type.
virtual	~Series ()=default
	Virtual destructor for Series.
SeriesType	type () const
	Returns the type of the series.

Additional Inherited Members
Protected Attributes inherited from QTradingView::Series
SeriesType	m_type

Detailed Description

Represents a candlestick chart series in QTradingView.

CandleStickSeries manages a collection of candlestick data and renders them as a candlestick chart. Supports data updates and style customization.

Constructor & Destructor Documentation

CandleStickSeries()

QTradingView::CandleStickSeries::CandleStickSeries ( const QList< CandleStick > &  data )

explicit

Constructs a CandleStickSeries with initial data.

Parameters

data	List of CandleStick objects.

Member Function Documentation

calculateRange()

void QTradingView::CandleStickSeries::calculateRange ( int  startIndex, int  endIndex, double &  outMin, double &  outMax  ) const

overridevirtual

Calculates the data range (min/max values) within the given index range.

Parameters

startIndex	Start index of the range.
endIndex	End index of the range.
outMin	Output parameter for the minimum value.
outMax	Output parameter for the maximum value.

Implements QTradingView::Series.

data()

const QList< CandleStick > & QTradingView::CandleStickSeries::data

(

)

const

Returns the current candlestick data.

Returns

List of CandleStick objects.

dataCount()

int QTradingView::CandleStickSeries::dataCount ( ) const

overridevirtual

Returns the number of candlesticks in the series.

Returns

Candlestick count.

Implements QTradingView::Series.

hitTest()

bool QTradingView::CandleStickSeries::hitTest ( const QPointF &  point, int &  outIndex  ) const

overridevirtual

Performs hit testing to find the nearest data point to the given position.

Parameters

point	Position to test.
outIndex	Output parameter for the nearest data point index.

Returns

True if a data point was hit, false otherwise.

Implements QTradingView::Series.

render()

void QTradingView::CandleStickSeries::render ( QPainter *  painter, const ViewPort &  viewport, IScale *  scale  )

overridevirtual

Renders the series within the given viewport and scale.

Parameters

painter	QPainter instance for drawing.
viewport	Viewport defining the area to render.
scale	Scale used for rendering.

Implements QTradingView::Series.

setAntialiasing()

void QTradingView::CandleStickSeries::setAntialiasing

(

bool

enabled

)

Enables or disables antialiasing for the series.

Parameters

enabled

Antialiasing flag.

setBearColor()

void QTradingView::CandleStickSeries::setBearColor

(

const QColor &

color

)

Sets the color for bearish candles.

Parameters

color

Bearish candle color.

setBodyWithRatio()

void QTradingView::CandleStickSeries::setBodyWithRatio

(

double

ratio

)

Sets the body width ratio for candles.

Parameters

ratio

Ratio of body width to total width.

setBorderColor()

void QTradingView::CandleStickSeries::setBorderColor

(

const QColor &

color

)

Sets the border color for candles.

Parameters

color

Border color.

setBorderWidth()

void QTradingView::CandleStickSeries::setBorderWidth

(

double

width

)

Sets the border width for candles.

Parameters

width

Border width in pixels.

setBullColor()

void QTradingView::CandleStickSeries::setBullColor

(

const QColor &

color

)

Sets the color for bullish candles.

Parameters

color

Bullish candle color.

setData()

void QTradingView::CandleStickSeries::setData

(

const QList< CandleStick > &

data = {}

)

Sets the candlestick data for the series.

Parameters

data	List of CandleStick objects.

setMaxBodyWidth()

void QTradingView::CandleStickSeries::setMaxBodyWidth

(

double

maxWidth

)

Sets the maximum body width for candles.

Parameters

maxWidth

Maximum body width in pixels.

timestampAt()

qint64 QTradingView::CandleStickSeries::timestampAt ( int  index ) const

overridevirtual

Returns the timestamp for the candlestick at the given index.

Parameters

index

Candlestick index.

Returns

Timestamp in milliseconds.

Implements QTradingView::Series.

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The documentation for this class was generated from the following files:

• include/QTradingView/series/CandleStickSeries.h
• src/series/CandleStickSeries.cpp