Analitza::Plotter2D Class Reference

#include <plotter2d.h>

Inheritance diagram for Analitza::Plotter2D:

Public Member Functions
	Plotter2D (const QSizeF &size)
virtual	~Plotter2D ()
AngleMode	angleMode () const
bool	autoGridStyle () const
QColor	backgroundColor () const
QRectF	currentViewport () const
QColor	gridColor () const
bool	keepAspectRatio () const
QRectF	lastViewport () const
QAbstractItemModel *	model () const
void	moveViewport (const QPoint &delta)
ScaleMode	scaleMode () const
void	setAngleMode (AngleMode am)
void	setAutoGridStyle (bool autogs)
void	setBackgroundColor (const QColor &color)
void	setGridColor (const QColor &color)
void	setGridStyleHint (GridStyle suggestedgs)
void	setKeepAspectRatio (bool ar)
void	setModel (QAbstractItemModel *f)
void	setScaleMode (ScaleMode sm)
void	setShowAxes (Qt::Orientations o)
void	setShowGrid (bool show)
void	setShowMinorGrid (bool mt)
void	setShowMinorTicks (bool mt)
void	setShowPolarAngles (bool pt)
void	setShowPolarAxis (bool pt)
void	setShowTickLabels (Qt::Orientations o)
void	setShowTicks (Qt::Orientations o)
void	setViewport (const QRectF &vp, bool repaint=true)
void	setXAxisLabel (const QString &label)
void	setYAxisLabel (const QString &label)
bool	showGrid () const
Qt::Orientations	ticksShown () const
void	updateFunctions (const QModelIndex &parent, int start, int end)
void	zoomIn (bool repaint=true)
void	zoomOut (bool repaint=true)

Protected Member Functions
QPair< QPointF, QString >	calcImage (const QPointF &ndp) const
virtual int	currentFunction () const =0
virtual void	drawFunctions (QPaintDevice *qpd)
virtual void	drawGrid (QPaintDevice *qpd)
virtual void	forceRepaint ()=0
QPointF	fromWidget (const QPoint &p) const
QRectF	lastUserViewport () const
virtual void	modelChanged ()=0
QRectF	normalizeUserViewport (const QRectF uvp)
void	scaleViewport (qreal scale, const QPoint &center, bool repaint=true)
void	setPaintedSize (const QSize &size)
QLineF	slope (const QPointF &dp) const
QPointF	toViewport (const QPoint &mv) const
QPointF	toWidget (const QPointF &) const
QLineF	toWidget (const QLineF &) const
void	updateScale (bool repaint)
virtual void	viewportChanged ()=0

Detailed Description

Render 2D plots.

This class uses QPainter as backend for drawing plots. The default value of showGrid is true. The default grid color is Qt::lightGray. The default background color is Qt::white. The default value of autoGridStyle is true.

Definition at line 55 of file plotter2d.h.

Constructor & Destructor Documentation

Analitza::Plotter2D::Plotter2D

(

const QSizeF &

size

)

virtual Analitza::Plotter2D::~Plotter2D ( )

virtual

Member Function Documentation

AngleMode Analitza::Plotter2D::angleMode ( ) const

inline

Definition at line 125 of file plotter2d.h.

bool Analitza::Plotter2D::autoGridStyle ( ) const

inline

Returns whether we will change automatically the grid style based on the curent plot.

Definition at line 86 of file plotter2d.h.

QColor Analitza::Plotter2D::backgroundColor ( ) const

inline

Definition at line 80 of file plotter2d.h.

QPair<QPointF, QString> Analitza::Plotter2D::calcImage ( const QPointF &  ndp ) const

protected

virtual int Analitza::Plotter2D::currentFunction ( ) const

protectedpure virtual

QRectF Analitza::Plotter2D::currentViewport ( ) const

inline

Definition at line 108 of file plotter2d.h.

virtual void Analitza::Plotter2D::drawFunctions ( QPaintDevice *  qpd )

protectedvirtual

virtual void Analitza::Plotter2D::drawGrid ( QPaintDevice *  qpd )

protectedvirtual

virtual void Analitza::Plotter2D::forceRepaint ( )

protectedpure virtual

QPointF Analitza::Plotter2D::fromWidget ( const QPoint &  p ) const

protected

QColor Analitza::Plotter2D::gridColor ( ) const

inline

Definition at line 75 of file plotter2d.h.

bool Analitza::Plotter2D::keepAspectRatio ( ) const

inline

Sets whether it is keeping the aspect ratio (1:1 grid).

Definition at line 95 of file plotter2d.h.

QRectF Analitza::Plotter2D::lastUserViewport ( ) const

inlineprotected

Definition at line 155 of file plotter2d.h.

QRectF Analitza::Plotter2D::lastViewport ( ) const

inline

Definition at line 111 of file plotter2d.h.

QAbstractItemModel* Analitza::Plotter2D::model ( ) const

inline

Definition at line 101 of file plotter2d.h.

virtual void Analitza::Plotter2D::modelChanged ( )

protectedpure virtual

void Analitza::Plotter2D::moveViewport

(

const QPoint &

delta

)

Moves the viewport delta.

QRectF Analitza::Plotter2D::normalizeUserViewport ( const QRectF  uvp )

protected

ScaleMode Analitza::Plotter2D::scaleMode ( ) const

inline

Definition at line 121 of file plotter2d.h.

void Analitza::Plotter2D::scaleViewport ( qreal  scale, const QPoint &  center, bool  repaint = true  )

protected

void Analitza::Plotter2D::setAngleMode ( AngleMode  am )

inline

Definition at line 124 of file plotter2d.h.

void Analitza::Plotter2D::setAutoGridStyle ( bool  autogs )

inline

If true then we ignore the grid style suggested by setGridStyleHint, if false then we use as grid style the hint.

Definition at line 83 of file plotter2d.h.

void Analitza::Plotter2D::setBackgroundColor ( const QColor &  color )

inline

Definition at line 77 of file plotter2d.h.

void Analitza::Plotter2D::setGridColor ( const QColor &  color )

inline

Definition at line 72 of file plotter2d.h.

void Analitza::Plotter2D::setGridStyleHint

(

GridStyle

suggestedgs

)

Sets the suggested grid style.

Only works if autoGridStyle is false. Note that we only accept CoordinateSystem::Cartesian or CoordinateSystem::Polar.

void Analitza::Plotter2D::setKeepAspectRatio

(

bool

ar

)

Sets whether it has to keep the aspect ratio (1:1 grid).

void Analitza::Plotter2D::setModel

(

QAbstractItemModel *

f

)

void Analitza::Plotter2D::setPaintedSize ( const QSize &  size )

protected

void Analitza::Plotter2D::setScaleMode ( ScaleMode  sm )

inline

Definition at line 120 of file plotter2d.h.

void Analitza::Plotter2D::setShowAxes ( Qt::Orientations  o )

inline

Definition at line 136 of file plotter2d.h.

void Analitza::Plotter2D::setShowGrid ( bool  show )

inline

Sets whether we will draw the grid.

Definition at line 65 of file plotter2d.h.

void Analitza::Plotter2D::setShowMinorGrid ( bool  mt )

inline

Definition at line 67 of file plotter2d.h.

void Analitza::Plotter2D::setShowMinorTicks ( bool  mt )

inline

Definition at line 130 of file plotter2d.h.

void Analitza::Plotter2D::setShowPolarAngles ( bool  pt )

inline

Definition at line 134 of file plotter2d.h.

void Analitza::Plotter2D::setShowPolarAxis ( bool  pt )

inline

Definition at line 133 of file plotter2d.h.

void Analitza::Plotter2D::setShowTickLabels ( Qt::Orientations  o )

inline

Definition at line 128 of file plotter2d.h.

void Analitza::Plotter2D::setShowTicks ( Qt::Orientations  o )

inline

Definition at line 127 of file plotter2d.h.

void Analitza::Plotter2D::setViewport	(	const QRectF &	vp,
		bool	repaint = true
	)

Sets the graph's viewport to v.

void Analitza::Plotter2D::setXAxisLabel

(

const QString &

label

)

void Analitza::Plotter2D::setYAxisLabel

(

const QString &

label

)

bool Analitza::Plotter2D::showGrid ( ) const

inline

Returns whether we have chosen to draw the grid.

Definition at line 70 of file plotter2d.h.

QLineF Analitza::Plotter2D::slope ( const QPointF &  dp ) const

protected

Qt::Orientations Analitza::Plotter2D::ticksShown ( ) const

inline

Definition at line 138 of file plotter2d.h.

QPointF Analitza::Plotter2D::toViewport ( const QPoint &  mv ) const

protected

QPointF Analitza::Plotter2D::toWidget ( const QPointF &  ) const

protected

QLineF Analitza::Plotter2D::toWidget ( const QLineF &  ) const

protected

void Analitza::Plotter2D::updateFunctions	(	const QModelIndex &	parent,
		int	start,
		int	end
	)

Force the functions from start to end to be recalculated.

void Analitza::Plotter2D::updateScale ( bool  repaint )

protected

virtual void Analitza::Plotter2D::viewportChanged ( )

protectedpure virtual

void Analitza::Plotter2D::zoomIn

(

bool

repaint = true

)

Zooms in to the Viewport center.

void Analitza::Plotter2D::zoomOut

(

bool

repaint = true

)

Zooms out taken ref center too.

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

• plotter2d.h