LegendWidget Class Reference

#include <LegendWidget.h>

Inheritance diagram for LegendWidget:

Signals
void	enableEditor ()
Signals inherited from FrameWidget
void	changedCoordinates (const QRectF &)
void	showDialog ()
void	showMenu ()

Public Member Functions
int	angle ()
void	clone (LegendWidget *t)
QFont	font ()
bool	hasTeXOutput ()
bool	isAutoUpdateEnabled ()
	LegendWidget (Graph *)
void	print (QPainter *p, const QwtScaleMap map[QwtPlot::axisCnt])
QString	saveToString ()
void	setAngle (int angle)
void	setAutoUpdate (bool on=true)
void	setFont (const QFont &font)
void	setTeXOutput (bool on=true)
void	setText (const QString &s)
void	setTextColor (const QColor &c)
void	showTextEditor ()
QString	text ()
QColor	textColor ()
QSize	textSize (QPainter *p, const QwtText &text)
	~LegendWidget ()
Public Member Functions inherited from FrameWidget
int	angle ()
AttachPolicy	attachPolicy ()
QColor	backgroundColor ()
double	bottom ()
QRectF	boundingRect () const
	Return bounding rectangle in plot coordinates. More...
QBrush	brush ()
QColor	frameColor ()
Qt::PenStyle	frameLineStyle ()
QPen	framePen ()
int	frameStyle ()
	FrameWidget (Graph *)
double	frameWidth ()
bool	isOnTop ()
void	mousePressEvent (QMouseEvent *)
void	move (const QPoint &pos)
Graph *	plot ()
void	resetCoordinates ()
void	resetOrigin ()
double	right ()
void	setAngle (int ang)
void	setAttachPolicy (AttachPolicy attachTo)
void	setBackgroundColor (const QColor &c)
void	setBrush (const QBrush &b)
void	setCoordinates (double left, double top, double right, double bottom)
	Set position (xValue() and yValue()), right and bottom values giving everything in plot coordinates. More...
void	setFrameColor (const QColor &c)
void	setFrameLineStyle (const Qt::PenStyle &s)
void	setFramePen (const QPen &p)
void	setFrameStyle (int style)
void	setFrameWidth (double w)
void	setOnTop (bool on=true)
void	setOrigin (int x, int y)
	Sets the position of the top left corner in paint coordinates. More...
void	setOriginCoord (double x, double y)
	Sets the position of the top left corner in axis coordinates. More...
void	setRect (int x, int y, int w, int h)
	Set geometry, giving everything in paint coordinates. More...
void	setSize (int w, int h)
	Set size in paint coordinates (pixels). More...
void	setSize (const QSize &newSize)
	Set size in paint coordinates. More...
void	showContextMenu ()
void	showPropertiesDialog ()
virtual void	updateCoordinates ()
double	xValue ()
	Returns the x axis coordiante of the top left corner. More...
double	yValue ()
	Returns the y axis coordiante of the top left corner. More...

Static Public Member Functions
static void	restore (Graph *g, const QStringList &lst)
Static Public Member Functions inherited from FrameWidget
static double	heightIn (QWidget *w, Unit unit)
static void	setRect (QWidget *, double x, double y, double w, double h, Unit unit=Pixel)
	Set geometry of a widget in arbitrary units. More...
static double	widthIn (QWidget *w, Unit unit)
static double	xIn (QWidget *w, Unit unit)
static double	yIn (QWidget *w, Unit unit)

Private Member Functions
void	drawSymbol (PlotCurve *c, int point, QPainter *p, int x, int y, int l)
void	drawText (QPainter *, const QRect &, QwtArray< long >, int)
void	drawVector (PlotCurve *c, QPainter *p, int x, int y, int l)
PlotCurve *	getCurve (const QString &s, int &point)
QwtArray< long >	itemsHeight (QPainter *p, int symbolLineLength, int frameWidth, int &width, int &height, int &textWidth, int &textHeight)
virtual void	paintEvent (QPaintEvent *e)
QString	parse (const QString &str)
int	symbolsMaxWidth ()

Private Attributes
int	d_angle
	Rotation angle. More...
bool	d_auto_update
	Flag telling if the legend should be updated each time a curve is added/removed from the parent plot. More...
bool	d_tex_output
	Flag telling if the legend contains TeX commands that mustn't be escaped when exporting to .tex. More...
QwtText *	d_text
	Pointer to the QwtText object. More...
int	h_space
	Distance between symbols and legend text. More...
int	left_margin
	Distance between frame and content. More...
int	line_length
	Length of the symbol line. More...
int	top_margin

Additional Inherited Members
Public Types inherited from FrameWidget
enum	AttachPolicy { Page, Scales }
	The attach to policy. More...
enum	FrameStyle { None = 0, Line = 1, Shadow = 2 }
	The kinds of frame a FrameWidget can draw around. More...
enum	Unit {   Inch, Millimeter, Centimeter, Point,   Pixel, Scale }
	Length units. More...
Protected Member Functions inherited from FrameWidget
double	calculateBottomValue ()
	Returns the y axis coordinate of the bottom right corner based on the pixel value. More...
double	calculateRightValue ()
	Returns the x axis coordinate of the bottom right corner based on the pixel value. More...
double	calculateXValue ()
	Returns the x axis coordinate of the top left corner based on the pixel value. More...
double	calculateYValue ()
	Returns the y axis coordinate of the top left corner based on the pixel value. More...
void	contextMenuEvent (QContextMenuEvent *)
virtual void	drawFrame (QPainter *p, const QRect &rect)
Protected Attributes inherited from FrameWidget
int	d_angle
	Rotation angle: not implemented yet. More...
AttachPolicy	d_attach_policy
	The attach to policy. More...
QBrush	d_brush
	Background brush. More...
int	d_frame
	Frame type. More...
QPen	d_frame_pen
	Pen used to draw the frame. More...
bool	d_on_top
Graph *	d_plot
	Parent plot. More...
int	d_shadow_width
	Frame width in pixels. More...
double	d_x
	X axis coordinate of the top left corner. More...
double	d_x_right
	The right side position in scale coordinates. More...
double	d_y
	Y axis coordinate of the top left corner. More...
double	d_y_bottom
	The bottom side position in scale coordinates. More...

Constructor & Destructor Documentation

LegendWidget::LegendWidget

(

Graph *

plot

)

References d_text, enableEditor(), and FrameWidget::move().

Referenced by restore().

LegendWidget::~LegendWidget

(

)

References d_text.

Member Function Documentation

int LegendWidget::angle ( )

inline

References d_angle.

Referenced by clone(), itemsHeight(), PieLabel::restore(), PieLabel::saveToString(), setAngle(), and EnrichmentDialog::setWidget().

void LegendWidget::clone

(

LegendWidget *

t

)

References angle(), FrameWidget::attachPolicy(), FrameWidget::backgroundColor(), d_angle, d_auto_update, FrameWidget::d_frame, d_tex_output, font(), FrameWidget::framePen(), FrameWidget::frameStyle(), hasTeXOutput(), isAutoUpdateEnabled(), FrameWidget::setAttachPolicy(), FrameWidget::setBackgroundColor(), setFont(), FrameWidget::setFramePen(), FrameWidget::setOriginCoord(), setText(), setTextColor(), text(), textColor(), FrameWidget::xValue(), and FrameWidget::yValue().

Referenced by PieCurve::addLabel(), and Graph::addText().

void LegendWidget::drawSymbol ( PlotCurve *  c, int  point, QPainter *  p, int  x, int  y, int  l  )

private

References Graph::Box, PieCurve::color(), drawVector(), Graph::Histogram, Graph::HorizontalBars, PieCurve::pattern(), Graph::Pie, PlotCurve::type(), Graph::VectXYAM, Graph::VectXYXY, and Graph::VerticalBars.

Referenced by drawText().

void LegendWidget::drawText ( QPainter *  p, const QRect &  rect, QwtArray< long >  height, int  symbolLineLength  )

private

References Graph::antialiasing(), Graph::curve(), d_angle, FrameWidget::d_frame_pen, FrameWidget::d_plot, d_text, drawSymbol(), getCurve(), h_space, left_margin, M_PI, parse(), text(), and textSize().

Referenced by paintEvent(), and print().

void LegendWidget::drawVector ( PlotCurve *  c, QPainter *  p, int  x, int  y, int  l  )

private

References Graph::antialiasing(), VectorCurve::color(), FrameWidget::d_plot, VectorCurve::filledArrowHead(), VectorCurve::headAngle(), VectorCurve::headLength(), and VectorCurve::vectorPen().

Referenced by drawSymbol().

void LegendWidget::enableEditor ( )

signal

Referenced by LegendWidget(), and showTextEditor().

QFont LegendWidget::font ( )

inline

References d_text.

Referenced by clone(), SelectionMoveResizer::operateOnTargets(), Graph::print(), PieLabel::saveToString(), Graph::scaleFonts(), and EnrichmentDialog::setWidget().

PlotCurve * LegendWidget::getCurve ( const QString &  s, int &  point  )

private

References Graph::curve(), FrameWidget::d_plot, MultiLayer::layer(), and Graph::multiLayer().

Referenced by drawText(), itemsHeight(), parse(), and symbolsMaxWidth().

bool LegendWidget::hasTeXOutput ( )

inline

References d_tex_output.

Referenced by clone(), and EnrichmentDialog::setWidget().

bool LegendWidget::isAutoUpdateEnabled ( )

inline

References d_auto_update.

Referenced by CurvesDialog::addCurves(), Graph::addLegendItem(), clone(), Graph::legend(), Graph::modifyFunctionCurve(), Graph::plotBox(), Graph::removeLegendItem(), EnrichmentDialog::setWidget(), and Filter::showLegend().

QwtArray< long > LegendWidget::itemsHeight ( QPainter *  p, int  symbolLineLength, int  frameWidth, int &  width, int &  height, int &  textWidth, int &  textHeight  )

private

References angle(), d_angle, FrameWidget::d_frame, FrameWidget::d_shadow_width, d_text, FrameWidget::frameWidth(), getCurve(), h_space, left_margin, M_PI, parse(), FrameWidget::plot(), FrameWidget::Shadow, text(), textSize(), and top_margin.

Referenced by paintEvent(), and print().

void LegendWidget::paintEvent ( QPaintEvent *  e )

privatevirtual

Reimplemented from FrameWidget.

References FrameWidget::d_frame_pen, FrameWidget::drawFrame(), drawText(), itemsHeight(), line_length, and symbolsMaxWidth().

QString LegendWidget::parse ( const QString &  str )

private

References MdiSubWindow::applicationWindow(), Table::colIndex(), Table::colLabel(), Table::comment(), FrameWidget::d_plot, d_tex_output, Graph::Function, getCurve(), Graph::Histogram, Graph::multiLayer(), MdiSubWindow::name(), FrameWidget::plot(), Table::table(), ApplicationWindow::table(), Table::text(), PlotCurve::type(), and MdiSubWindow::windowLabel().

Referenced by drawText(), and itemsHeight().

void LegendWidget::print ( QPainter *  p, const QwtScaleMap  map[QwtPlot::axisCnt]  )

virtual

Reimplemented from FrameWidget.

References FrameWidget::calculateXValue(), FrameWidget::calculateYValue(), FrameWidget::d_frame_pen, FrameWidget::drawFrame(), drawText(), h_space, itemsHeight(), left_margin, line_length, FrameWidget::plot(), symbolsMaxWidth(), and top_margin.

void LegendWidget::restore ( Graph *  g, const QStringList &  lst  )

static

References Graph::add(), FrameWidget::backgroundColor(), LegendWidget(), PenStyleBox::penStyle(), setAngle(), FrameWidget::setAttachPolicy(), setAutoUpdate(), FrameWidget::setBackgroundColor(), setFont(), FrameWidget::setFrameColor(), FrameWidget::setFrameLineStyle(), FrameWidget::setFrameStyle(), FrameWidget::setFrameWidth(), FrameWidget::setOnTop(), FrameWidget::setOriginCoord(), setTeXOutput(), setText(), and setTextColor().

Referenced by ApplicationWindow::openGraph().

QString LegendWidget::saveToString ( )

virtual

Reimplemented from FrameWidget.

Reimplemented in PieLabel.

References FrameWidget::backgroundColor(), d_angle, d_auto_update, d_tex_output, d_text, and FrameWidget::saveToString().

Referenced by PieLabel::saveToString().

void LegendWidget::setAngle

(

int

angle

)

References angle(), and d_angle.

Referenced by AddWidgetTool::addText(), Graph::insertText(), restore(), PieLabel::restore(), and EnrichmentDialog::setTextFormatTo().

void LegendWidget::setAutoUpdate ( bool  on = true )

inline

References d_auto_update.

Referenced by CurvesDialog::addCurves(), Graph::addTimeStamp(), Graph::insertLegend(), Graph::newLegend(), restore(), and EnrichmentDialog::setTextFormatTo().

void LegendWidget::setFont

(

const QFont &

font

)

References d_text.

Referenced by AddWidgetTool::addText(), clone(), Graph::insertText(), Graph::newLegend(), SelectionMoveResizer::operateOnTargets(), Graph::print(), restore(), PieLabel::restore(), Graph::scaleFonts(), Graph::setCurrentFont(), MultiLayer::setFonts(), and EnrichmentDialog::setTextFormatTo().

void LegendWidget::setTeXOutput ( bool  on = true )

inline

References d_tex_output.

Referenced by restore(), and EnrichmentDialog::setTextFormatTo().

void LegendWidget::setText

(

const QString &

s

)

References d_text.

Referenced by CurvesDialog::addCurves(), Graph::addLegendItem(), AddWidgetTool::addText(), EnrichmentDialog::apply(), PieCurve::clearLabels(), clone(), PieLabel::closeEvent(), PieCurve::drawDisk(), PieCurve::drawSlices(), PieCurve::initLabels(), Graph::insertText(), Graph::modifyFunctionCurve(), Graph::newLegend(), Graph::plotBox(), Graph::removeLegendItem(), restore(), PieLabel::restore(), Graph::setLegend(), and Filter::showLegend().

void LegendWidget::setTextColor

(

const QColor &

c

)

References d_text.

Referenced by AddWidgetTool::addText(), clone(), Graph::insertText(), Graph::newLegend(), restore(), PieLabel::restore(), Graph::setCurrentColor(), and EnrichmentDialog::setTextFormatTo().

void LegendWidget::showTextEditor

(

)

References MdiSubWindow::applicationWindow(), ApplicationWindow::d_in_place_editing, FrameWidget::d_plot, Graph::deselect(), enableEditor(), Graph::multiLayer(), and FrameWidget::showDialog().

Referenced by SelectionMoveResizer::mouseDoubleClickEvent().

int LegendWidget::symbolsMaxWidth ( )

private

References Graph::Box, Graph::curveCount(), FrameWidget::d_plot, d_text, getCurve(), Graph::Histogram, Graph::HorizontalBars, line_length, Graph::Pie, text(), PlotCurve::type(), and Graph::VerticalBars.

Referenced by paintEvent(), and print().

QString LegendWidget::text ( )

inline

References d_text.

Referenced by CurvesDialog::addCurves(), PieCurve::addLabel(), Graph::addLegendItem(), clone(), PieLabel::customText(), drawText(), itemsHeight(), Graph::modifyFunctionCurve(), SelectionMoveResizer::operateOnTargets(), Graph::removeLegendItem(), PieLabel::restore(), PieLabel::saveToString(), EnrichmentDialog::setWidget(), Filter::showLegend(), symbolsMaxWidth(), and TextEditor::TextEditor().

QColor LegendWidget::textColor ( )

inline

References d_text.

Referenced by clone(), PieLabel::restore(), PieLabel::saveToString(), and EnrichmentDialog::setWidget().

QSize LegendWidget::textSize	(	QPainter *	p,
		const QwtText &	text
	)

References FrameWidget::boundingRect().

Referenced by drawText(), and itemsHeight().

Member Data Documentation

int LegendWidget::d_angle

private

Rotation angle.

Referenced by angle(), clone(), drawText(), itemsHeight(), saveToString(), and setAngle().

bool LegendWidget::d_auto_update

private

Flag telling if the legend should be updated each time a curve is added/removed from the parent plot.

Referenced by clone(), isAutoUpdateEnabled(), saveToString(), and setAutoUpdate().

bool LegendWidget::d_tex_output

private

Flag telling if the legend contains TeX commands that mustn't be escaped when exporting to .tex.

Referenced by clone(), hasTeXOutput(), parse(), saveToString(), and setTeXOutput().

QwtText* LegendWidget::d_text

private

Pointer to the QwtText object.

Referenced by drawText(), font(), itemsHeight(), LegendWidget(), saveToString(), setFont(), setText(), setTextColor(), symbolsMaxWidth(), text(), textColor(), and ~LegendWidget().

int LegendWidget::h_space

private

Distance between symbols and legend text.

Referenced by drawText(), itemsHeight(), and print().

int LegendWidget::left_margin

private

Distance between frame and content.

Referenced by drawText(), itemsHeight(), and print().

int LegendWidget::line_length

private

Length of the symbol line.

Referenced by paintEvent(), print(), and symbolsMaxWidth().

int LegendWidget::top_margin

private

Referenced by itemsHeight(), and print().

---

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

• qtiplot/src/plot2D/LegendWidget.h
• qtiplot/src/plot2D/LegendWidget.cpp