QTradingView::CrosshairRenderer Class Reference

Renders crosshair lines and labels on the chart. More...

#include <CrosshairRenderer.h>

Public Member Functions
	CrosshairRenderer ()
	Constructs a CrosshairRenderer with default settings.
void	setCrosshairColor (const QColor &color)
	Sets the color of the crosshair lines.
void	setLabelBackgroundColor (const QColor &color)
	Sets the background color of the crosshair label.
void	setLabelTextColor (const QColor &color)
	Sets the text color of the crosshair label.
void	setFont (const QFont &font)
	Sets the font used for crosshair labels.
void	render (QPainter *painter, const QPointF &position, const ViewPort &viewport, const Pane *pane, const Series *series, double xAxisY=-1.0)
	Renders the crosshair and its labels on the chart.

Detailed Description

Renders crosshair lines and labels on the chart.

CrosshairRenderer draws vertical and horizontal crosshair lines at the mouse position, along with price and time labels. It supports customization of colors and fonts for the crosshair and labels.

Member Function Documentation

render()

void QTradingView::CrosshairRenderer::render	(	QPainter *	painter,
		const QPointF &	position,
		const ViewPort &	viewport,
		const Pane *	pane,
		const Series *	series,
		double	xAxisY = -1.0
	)

Renders the crosshair and its labels on the chart.

Parameters

painter	The QPainter instance used for drawing.
position	The position of the crosshair.
viewport	The current viewport settings.
pane	The pane being rendered.
series	The data series being displayed.
xAxisY	Optional Y position for the X-axis (default -1.0).

setCrosshairColor()

void QTradingView::CrosshairRenderer::setCrosshairColor

(

const QColor &

color

)

Sets the color of the crosshair lines.

Parameters

color

The crosshair color.

setFont()

void QTradingView::CrosshairRenderer::setFont

(

const QFont &

font

)

Sets the font used for crosshair labels.

Parameters

font	The label font.

setLabelBackgroundColor()

void QTradingView::CrosshairRenderer::setLabelBackgroundColor

(

const QColor &

color

)

Sets the background color of the crosshair label.

Parameters

color

The label background color.

setLabelTextColor()

void QTradingView::CrosshairRenderer::setLabelTextColor

(

const QColor &

color

)

Sets the text color of the crosshair label.

Parameters

color

The label text color.

---

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

• include/QTradingView/renderer/CrosshairRenderer.h
• src/renderer/CrosshairRenderer.cpp