EpsView Class Reference

#include <EpsView.h>

Inheritance diagram for EpsView:

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Collaboration diagram for EpsView:

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List of all members.

Detailed Description

The class of views for Encapsulated Postscript generation.

Author:: Sanket Biren Malde <sanket@stanford.edu>

Definition at line 27 of file EpsView.h.


Public Member Functions
virtual void	closeFile ()
	Terminate the PostScript file.
virtual void	drawColorLines (const std::vector< double > &x, const std::vector< double > &y, hippodraw::Line::Style style, const std::vector< Color > &color, float size)
	Draws multiple line segments, each with a different color - that is, a line between x0,y0 and x1,y1, with color[0] =color[1] another between x2,y2 and x3,y3 with color[2]=color[3] and so on.
virtual void	drawImage (const std::string &filename, int position=0)
	Draws a image.
virtual void	drawLatex (const std::string &eq, int position=0)
	Draws a Latex equation.
virtual void	drawLines (const std::vector< double > &x, const std::vector< double > &y, hippodraw::Line::Style style, const Color &color, float size)
	Draws multiple line segments - that is, a line between x0,y0 and x1,y2, another between x2,y2 and x3,y3 and so on.
virtual void	drawPoints (const std::vector< double > &x, const std::vector< double > &y, const std::vector< Color > &colors, hippodraw::Symbol::Type type, float sym_size)
	Draws symbol points.
virtual void	drawPoints (const std::vector< double > &x, const std::vector< double > &y, hippodraw::Symbol::Type type, float sym_size, const Color &color)
	Draws symbol points.
virtual void	drawPolygon (const std::vector< double > &xpoints, const std::vector< double > &ypoints, const Color &color, const Color &edge)
	Draws a polygon.
virtual void	drawPolyLine (const std::vector< double > &xpoints, const std::vector< double > &ypoints, hippodraw::Line::Style style, const Color &color, float size)
	Draws a polyline.
virtual void	drawSelf ()
	Draws itself.
virtual void	drawSquare (double x1, double y1, double x2, double y2, int red, int green, int blue)
	Draws a colored square.
virtual void	drawText (const std::string &s, float x, float y, float fontsize, float angle, char xp, char yp, bool resize, const FontBase font, const Color color)
virtual void	drawViewLines (const std::vector< double > &x, const std::vector< double > &y, hippodraw::Line::Style style, const Color &color, float size)
	Draws multiple line segments.
virtual void	drawViewLines (const std::vector< double > &x, const std::vector< double > &y, hippodraw::Line::Style style, bool color, float size)
virtual void	drawViewSquare (float x1, float y1, float x2, float y2, int red, int green, int blue)
	Draws a colored square in view space.
	EpsView (const std::string file, double x, double y, double w, double h)
	Creates an EpsView attached to file with a bounding rectangle.
virtual double	getAspectRatio () const
	Get the aspect ratio.
virtual Rect	getDrawRect () const
	Returns the drawing Rectangle in the devices coordinate system.
const Rect &	getMarginRect () const
	Returns the rectangle area in which data points are drawn.
PlotterBase *	getPlotter ()
	Returns the plotter used by this view.
PlotterBase *	getPlotter () const
	Returns the plotter used by this view.
const Range &	getRange (Axes::Type axis) const
	Returns the range of the data space on specified axis.
const Rect &	getRawRect () const
	Returns the rectangle before transform.
const Rect &	getUserRect () const
	Is called by the AxisRepBase object (or one of its derived objects), and returns the rectangle where the drawing is made.
virtual void	setDrawRect (float x, float y, float w, float h)
	Sets the drawing Rectangle in the devices coordinate system.
void	setMarginRect (const Rect &)
	Sets the margin rectangle.
virtual void	setPlotter (PlotterBase *plotter)
	Sets the PlotterBase object to plotter.
float	toViewX (double datX) const
float	toViewY (double datY) const
float	toX (double x) const
float	toY (double y) const
virtual void	update (const Observable *)
	Implements the update method of the Observer pattern.
virtual void	updateDrawRect ()
	Update the drawing Rectangle in the devices coordinate system.
float	userToDrawColor (double c) const
float	userToDrawX (double x) const
float	userToDrawXAutoInv (double x) const
float	userToDrawY (double x) const
virtual void	willDelete (const Observable *plotter)
	Responds to notification that the PlotterBase object is being deleted.
virtual	~EpsView ()
Protected Member Functions
virtual double	marginToInvertedUserX (double x) const
	Converts from view coordinate to data conordiate, take into account the inversion of x axes.
virtual double	marginToInvertedUserY (double y) const
	Converts from inverted view coordinate to data coordinate, without taking into account transforms or scaling.
virtual double	marginToUserX (double x) const
	Converts from view coordinate to data coordinate, without taking into account transforms or scaling.
virtual double	marginToUserY (double y) const
	Converts from view coordinate to data coordinate, without taking into account transforms or scaling.
void	prepareMarginRect ()
	Prepares the margin rectangle.
virtual float	userToInvertedMarginX (double x) const
	Converts the user X coordinate into the inverted X coordinate.
virtual float	userToInvertedMarginY (double y) const
	Converts the user Y coordinate into the top-left based margin Y coordinate.
virtual float	userToMarginColor (double c) const
	Converts the user Z coordinate into the margin color (X) coordinate.
virtual float	userToMarginX (double x) const
	Converts the user X coordinate into the margin X coordinate.
virtual float	userToMarginY (double y) const
	Converts the user Y coordinate into the margin Y coordinate.
Protected Attributes
Rect	m_margin_rect
	The rectangle area in which the projected points are plotted.
PlotterBase *	m_plotter
	The plotter object used by this view.
Private Member Functions
virtual void	draw_Text (const std::string &s, float x, float y, float fontsize, float angle, char xp, char yp, const FontBase *)
void	drawSymbol (hippodraw::Symbol::Type type, double x, double y, float size)
	Draws a symbol.
	EpsView (const EpsView &)
void	initPlot (const std::string &filename, double x, double y, double w, double h)
	Initializes data for the EPSF file generation.
void	lineTo (double x, double y)
	Does a PostScript lineto.
void	moveTo (double x, double y)
	Does a PostScript moveto.
void	setDash (hippodraw::Line::Style style)
	Uses PostScript setdash to set the line style.
void	setLineWidth (double size)
	Sets the line width with PostScript setlinewidth.
void	setRgbColor (int red, int green, int blue)
	Does a PostScript setrgbcolor.
void	setRgbColor (const Color &color)
	Does a PostScript setrgbcolor.
Private Attributes
Rect	m_boundingRect
Rect	m_draw_rect
std::ofstream	m_outfile

Constructor & Destructor Documentation

EpsView ( const EpsView & ) [private]

EpsView	(	const std::string	file,
		double	x,
		double	y,
		double	w,
		double	h
	)

Creates an EpsView attached to file with a bounding rectangle.

Definition at line 35 of file EpsView.cxx.

References EpsView::initPlot().

~EpsView ( ) [virtual]

Definition at line 43 of file EpsView.cxx.

Member Function Documentation

void closeFile ( ) [virtual]

Terminate the PostScript file.

Definition at line 149 of file EpsView.cxx.

References EpsView::m_outfile.

void draw_Text	(	const std::string &	s,
		float	x,
		float	y,
		float	fontsize,
		float	angle,
		char	xp,
		char	yp,
		const FontBase *	font
	)			`[private, virtual]`

Bug:: Text size doesn't come out the same as on screen.

Definition at line 497 of file EpsView.cxx.

References EpsView::m_outfile, and num_util::size().

Referenced by EpsView::drawText().

void drawColorLines	(	const std::vector< double > &	x,
		const std::vector< double > &	y,
		hippodraw::Line::Style	style,
		const std::vector< Color > &	color,
		float	size
	)			`[virtual]`

Draws multiple line segments, each with a different color - that is, a line between x0,y0 and x1,y1, with color[0] =color[1] another between x2,y2 and x3,y3 with color[2]=color[3] and so on.

x pairs of coordinates in user space on the X axis for the beginning and the end of the line segment.

y pairs of coordinates in user space on the Y axis for the beginning and the end of the line segment.

style the line style.

color The RGB values for the color of the line.

size The thickness of the line.

Implements ViewBase.

Definition at line 187 of file EpsView.cxx.

References hippodraw::Line::Invisible, EpsView::lineTo(), EpsView::m_outfile, EpsView::moveTo(), EpsView::setDash(), EpsView::setLineWidth(), EpsView::setRgbColor(), EpsView::toViewX(), and EpsView::toViewY().

void drawImage	(	const std::string &	filename,
		int	position = `0`
	)			`[virtual, inherited]`

Draws a image.

This is called by drawLatex. Meaning of position: 0.Full 1.Top 2.Bottom 3.Left TODO: use enum for position.

Reimplemented in QtViewImp.

Definition at line 112 of file ViewBase.cxx.

void drawLatex	(	const std::string &	eq,
		int	position = `0`
	)			`[virtual, inherited]`

Draws a Latex equation.

This function will call drawImage. Meaning of position: 0.Full 1.Top 2.Bottom 3.Left

Reimplemented in QtViewImp.

Definition at line 119 of file ViewBase.cxx.

Referenced by BoxTextRep::drawProjectedValues(), AxisRepBase::drawTitle(), AxisRepBase::drawXLabels(), AxisRepBase::drawYLabels(), and AxisRepColor::drawZLabels().

void drawLines	(	const std::vector< double > &	x,
		const std::vector< double > &	y,
		hippodraw::Line::Style	style,
		const Color &	color,
		float	size
	)			`[virtual]`

Draws multiple line segments - that is, a line between x0,y0 and x1,y2, another between x2,y2 and x3,y3 and so on.

x pairs of coordinates in user space on the X axis for the beginning and the end of the line segment. y pairs of coordinates in user space on the Y axis for the beginning and the end of the line segment. style the line style. color The color size The thickness of the line.

Implements ViewBase.

Definition at line 155 of file EpsView.cxx.

void drawPoints	(	const std::vector< double > &	x,
		const std::vector< double > &	y,
		const std::vector< Color > &	colors,
		hippodraw::Symbol::Type	type,
		float	sym_size
	)			`[virtual]`

Draws symbol points.

x and y are the coordinates, type is the type of symbol, and sym_size is the size. hue is the hue parameters for each point. The saturation and brightness are set to 1.0.

Implements ViewBase.

Definition at line 455 of file EpsView.cxx.

References EpsView::drawSymbol(), hippodraw::Symbol::FILLED_CIRCLE, hippodraw::Symbol::FILLED_TRIANGLE, EpsView::m_outfile, EpsView::setRgbColor(), and hippodraw::Symbol::SOLIDSQUARE.

void drawPoints	(	const std::vector< double > &	x,
		const std::vector< double > &	y,
		hippodraw::Symbol::Type	type,
		float	sym_size,
		const Color &	color
	)			`[virtual]`

Draws symbol points.

x and y are the coordinates, type is the type of symbol, and sym_size is the size. All symbols are draw in the same color.

Implements ViewBase.

Definition at line 413 of file EpsView.cxx.

References EpsView::drawSymbol(), hippodraw::Symbol::FILLED_CIRCLE, hippodraw::Symbol::FILLED_TRIANGLE, EpsView::m_outfile, EpsView::setRgbColor(), and hippodraw::Symbol::SOLIDSQUARE.

void drawPolygon	(	const std::vector< double > &	xpoints,
		const std::vector< double > &	ypoints,
		const Color &	color,
		const Color &	edge
	)			`[virtual, inherited]`

Draws a polygon.

xpoints points along the X axis. ypoints points along the Y axis. color The color.

Reimplemented in QtViewImp.

Definition at line 126 of file ViewBase.cxx.

void drawPolyLine	(	const std::vector< double > &	xpoints,
		const std::vector< double > &	ypoints,
		hippodraw::Line::Style	style,
		const Color &	color,
		float	size
	)			`[virtual]`

Draws a polyline.

xpoints points along the X axis. ypoints points along the Y axis. style the line style. color The color. size The thickness of the line.

Implements ViewBase.

Definition at line 280 of file EpsView.cxx.

void drawSelf ( ) [virtual, inherited]

Draws itself.

Definition at line 60 of file ViewBase.cxx.

References PlotterBase::drawIn(), and ViewBase::m_plotter.

Referenced by QtViewWidget::draw(), QtView::draw(), QtView::drawWithPixmap(), OpenGLWindow::paint(), and QtViewWidget::paintEvent().

void drawSquare	(	double	x1,
		double	y1,
		double	x2,
		double	y2,
		int	red,
		int	green,
		int	blue
	)			`[virtual]`

Draws a colored square.

Used for shading on the cuts and the gray plot.

Implements ViewBase.

Definition at line 316 of file EpsView.cxx.

References EpsView::lineTo(), EpsView::m_outfile, EpsView::moveTo(), EpsView::setRgbColor(), EpsView::toViewX(), and EpsView::toViewY().

void drawSymbol	(	hippodraw::Symbol::Type	type,
		double	x,
		double	y,
		float	size
	)			`[private]`

Draws a symbol.

Draws the symbol at x and y of type type and size size.

Definition at line 360 of file EpsView.cxx.

References hippodraw::Symbol::CIRCLE, hippodraw::Symbol::FILLED_CIRCLE, hippodraw::Symbol::FILLED_TRIANGLE, EpsView::lineTo(), EpsView::m_outfile, EpsView::moveTo(), hippodraw::Symbol::PLUS, hippodraw::Symbol::SOLIDSQUARE, hippodraw::Symbol::SQUARE, hippodraw::Symbol::TIMES, EpsView::toViewX(), EpsView::toViewY(), and hippodraw::Symbol::TRIANGLE.

Referenced by EpsView::drawPoints().

void drawText	(	const std::string &	s,
		float	x,
		float	y,
		float	fontsize,
		float	angle,
		char	xp,
		char	yp,
		bool	resize,
		const FontBase *	font,
		const Color *	color
	)			`[virtual]`

Bug:: @@@ Does not use color value.
Does not use the resize parameter.

Implements ViewBase.

Definition at line 558 of file EpsView.cxx.

References EpsView::draw_Text(), EpsView::m_outfile, EpsView::toX(), and EpsView::toY().

void drawViewLines	(	const std::vector< double > &	x,
		const std::vector< double > &	y,
		hippodraw::Line::Style	style,
		const Color &	color,
		float	size
	)			`[virtual]`

Draws multiple line segments.

x pairs of coordinates in view space on the X axis for the beginning and the end of the line segment. y pairs of coordinates in view space on the Y axis for the beginning and the end of the line segment. style the line style. color The color size The thickness of the line.

Implements ViewBase.

Definition at line 249 of file EpsView.cxx.

void drawViewLines	(	const std::vector< double > &	x,
		const std::vector< double > &	y,
		hippodraw::Line::Style	style,
		bool	color,
		float	size
	)			`[virtual]`

Bug:: Does not use the color parameter

Implements ViewBase.

Definition at line 219 of file EpsView.cxx.

References hippodraw::Line::Invisible, EpsView::lineTo(), EpsView::m_outfile, EpsView::moveTo(), EpsView::setDash(), EpsView::setLineWidth(), EpsView::toX(), and EpsView::toY().

void drawViewSquare	(	float	x1,
		float	y1,
		float	x2,
		float	y2,
		int	red,
		int	green,
		int	blue
	)			`[virtual]`

Draws a colored square in view space.

Used for shading on the cuts and the gray plot.

Implements ViewBase.

Definition at line 337 of file EpsView.cxx.

References EpsView::lineTo(), EpsView::m_outfile, EpsView::moveTo(), EpsView::setRgbColor(), EpsView::toX(), and EpsView::toY().

double getAspectRatio ( ) const [virtual, inherited]

Get the aspect ratio.

Definition at line 88 of file ViewBase.cxx.

References ViewBase::m_plotter.

Referenced by CanvasView::contentsMouseMoveEvent(), DataView::prepareMarginRect(), QtViewWidget::update(), and QtView::updateDrawRect().

Rect getDrawRect ( ) const [virtual]

Returns the drawing Rectangle in the devices coordinate system.

Must be implemented in derived class.

Implements ViewBase.

Definition at line 603 of file EpsView.cxx.

References EpsView::m_draw_rect.

const Rect & getMarginRect ( ) const [inherited]

Returns the rectangle area in which data points are drawn.

Definition at line 45 of file DataView.cxx.

References DataView::m_margin_rect.

PlotterBase * getPlotter ( ) [inherited]

Returns the plotter used by this view.

Definition at line 55 of file ViewBase.cxx.

References ViewBase::m_plotter.

PlotterBase * getPlotter ( ) const [inherited]

Returns the plotter used by this view.

Reimplemented in OpenGLView.

Definition at line 50 of file ViewBase.cxx.

References ViewBase::m_plotter.

Referenced by DisplayController::addTextViewToList(), ViewBaseXML::areDataSourcesSaved(), CutController::connectDataRep(), CanvasView::contentsMouseMoveEvent(), CanvasView::controlMousePressEvent(), ViewBaseXML::createChild(), DisplayController::createTextView(), AxisRepColor::drawColorScale(), CanvasView::fillPlotterList(), CutController::fillTupleCutList(), PyCanvas::getDisplays(), GroupViewBase::getPlotters(), CanvasView::getViewFor(), PlotTable::initialize(), FigureEditor::movePlotterWithText(), CanvasView::placeItems(), DataView::prepareMarginRect(), DisplayController::removeTextObservers(), PyCanvas::saveAsImage(), CanvasView::saveSelectedAsEps(), CanvasView::setIntervalEnabled(), and CanvasView::viewShowPickTable().

const Range & getRange ( Axes::Type axis ) const [inherited]

Returns the range of the data space on specified axis.

Definition at line 69 of file ViewBase.cxx.

References ViewBase::m_plotter.

Referenced by ContourPointRep::drawContourTicks().

const Rect & getRawRect ( ) const [inherited]

Returns the rectangle before transform.

Definition at line 83 of file ViewBase.cxx.

References PlotterBase::getRawRect(), and ViewBase::m_plotter.

const Rect & getUserRect ( ) const [inherited]

Is called by the AxisRepBase object (or one of its derived objects), and returns the rectangle where the drawing is made.

Definition at line 76 of file ViewBase.cxx.

References PlotterBase::getUserRect(), and ViewBase::m_plotter.

Referenced by ContourPointRep::drawValues(), ContourPointRep::drawValuesWithStyle(), AxisRepBase::initAxisRect(), DataView::marginToInvertedUserX(), DataView::marginToInvertedUserY(), DataView::marginToUserX(), DataView::marginToUserY(), DataView::userToInvertedMarginX(), DataView::userToInvertedMarginY(), DataView::userToMarginColor(), DataView::userToMarginX(), and DataView::userToMarginY().

void initPlot	(	const std::string &	fname,
		double	x,
		double	y,
		double	w,
		double	h
	)			`[private]`

Initializes data for the EPSF file generation.

filename is the name of the file. The x, y, w, and h are the x, y, width and height of the bounding rectangle.

Todo:: Using std::endl; add '
' and flushes the buffer. We don't need to flush the buffer so often, so maybe just '
' should be used.

Definition at line 111 of file EpsView.cxx.

References EpsView::m_outfile.

Referenced by EpsView::EpsView().

void lineTo	(	double	x,
		double	y
	)			`[private]`

Does a PostScript lineto.

Definition at line 49 of file EpsView.cxx.

References EpsView::m_outfile.

Referenced by EpsView::drawColorLines(), EpsView::drawLines(), EpsView::drawPolyLine(), EpsView::drawSquare(), EpsView::drawSymbol(), EpsView::drawViewLines(), and EpsView::drawViewSquare().

double marginToInvertedUserX ( double x ) const [protected, virtual, inherited]

Converts from view coordinate to data conordiate, take into account the inversion of x axes.

Definition at line 187 of file DataView.cxx.

References ViewBase::getUserRect(), Rect::getWidth(), Rect::getX(), DataView::m_margin_rect, and ViewBase::m_plotter.

Referenced by QtView::fillPickedPoint().

double marginToInvertedUserY ( double y ) const [protected, virtual, inherited]

Converts from inverted view coordinate to data coordinate, without taking into account transforms or scaling.

Definition at line 209 of file DataView.cxx.

References Rect::getHeight(), ViewBase::getUserRect(), Rect::getY(), DataView::m_margin_rect, and ViewBase::m_plotter.

Referenced by QtViewWidget::fillPickedPoint(), and QtView::fillPickedPoint().

double marginToUserX ( double x ) const [protected, virtual, inherited]

Converts from view coordinate to data coordinate, without taking into account transforms or scaling.

Definition at line 176 of file DataView.cxx.

References ViewBase::getUserRect(), Rect::getWidth(), Rect::getX(), DataView::m_margin_rect, and ViewBase::m_plotter.

Referenced by QtViewWidget::fillPickedPoint(), and QtView::fillPickedPoint().

double marginToUserY ( double y ) const [protected, virtual, inherited]

Converts from view coordinate to data coordinate, without taking into account transforms or scaling.

Definition at line 198 of file DataView.cxx.

References Rect::getHeight(), ViewBase::getUserRect(), Rect::getY(), DataView::m_margin_rect, and ViewBase::m_plotter.

void moveTo	(	double	x,
		double	y
	)			`[private]`

Does a PostScript moveto.

Definition at line 56 of file EpsView.cxx.

References EpsView::m_outfile.

Referenced by EpsView::drawColorLines(), EpsView::drawLines(), EpsView::drawPolyLine(), EpsView::drawSquare(), EpsView::drawSymbol(), EpsView::drawViewLines(), and EpsView::drawViewSquare().

void prepareMarginRect ( ) [protected, inherited]

Prepares the margin rectangle.

Attention:: In the implementation, make sure the left margin stops growing at same time maximum Y tick labels stop growing.

Definition at line 62 of file DataView.cxx.

References ViewBase::getAspectRatio(), PlotterBase::getBottomMargin(), ViewBase::getDrawRect(), Rect::getHeight(), PlotterBase::getLeftMargin(), ViewBase::getPlotter(), PlotterBase::getTopMargin(), Rect::getWidth(), PlotterBase::getZMargin(), PlotterBase::labelFont(), DataView::m_margin_rect, ViewBase::m_plotter, FontBase::pointSize(), Rect::setRect(), PlotterBase::titleFont(), hippodraw::Axes::X, and hippodraw::Axes::Z.

Referenced by QtViewWidget::paintEvent(), QtViewWidget::resizeEvent(), QtView::setDrawRect(), QtViewWidget::setGeometry(), and QtViewWidget::update().

void setDash ( hippodraw::Line::Style style ) [private]

Uses PostScript setdash to set the line style.

Definition at line 63 of file EpsView.cxx.

References hippodraw::Line::Dash, hippodraw::Line::DashDot, hippodraw::Line::Dot, EpsView::m_outfile, and hippodraw::Line::Solid.

Referenced by EpsView::drawColorLines(), EpsView::drawLines(), EpsView::drawPolyLine(), and EpsView::drawViewLines().

void setDrawRect	(	float	x,
		float	y,
		float	w,
		float	h
	)			`[virtual]`

Sets the drawing Rectangle in the devices coordinate system.

Implements ViewBase.

Definition at line 608 of file EpsView.cxx.

References EpsView::m_draw_rect, and Rect::setRect().

void setLineWidth ( double size ) [private]

Sets the line width with PostScript setlinewidth.

Definition at line 86 of file EpsView.cxx.

References EpsView::m_outfile.

Referenced by EpsView::drawColorLines(), EpsView::drawLines(), EpsView::drawPolyLine(), and EpsView::drawViewLines().

void setMarginRect ( const Rect & rect ) [inherited]

Sets the margin rectangle.

Sets the rectangular are in which the data points are drawn. The coordinate system is that of the view.

Definition at line 52 of file DataView.cxx.

References DataView::m_margin_rect.

void setPlotter ( PlotterBase * plotter ) [virtual, inherited]

Sets the PlotterBase object to plotter.

The ViewBase object does not own the plotter. If the plotter is being changed, it is up to client code to decide to destroy the previous plotter or not.

Reimplemented in OpenGLView, and QtViewWidget.

Definition at line 45 of file ViewBase.cxx.

References ViewBase::m_plotter.

Referenced by QtViewWidget::setPlotter().

void setRgbColor	(	int	red,
		int	green,
		int	blue
	)			`[private]`

Does a PostScript setrgbcolor.

Converts integer 0 to 255 scale to PostScript float 0. to 1. scale and sets the RGB color.

Definition at line 93 of file EpsView.cxx.

References EpsView::m_outfile.

void setRgbColor ( const Color & color ) [private]

Does a PostScript setrgbcolor.

Converts integer 0 to 255 scale of the Color object to PostScript float 0. to 1. scale and sets the RGB color.

Definition at line 103 of file EpsView.cxx.

References Color::getBlue(), Color::getGreen(), and Color::getRed().

Referenced by EpsView::drawColorLines(), EpsView::drawLines(), EpsView::drawPoints(), EpsView::drawPolyLine(), EpsView::drawSquare(), EpsView::drawViewLines(), and EpsView::drawViewSquare().

float toViewX ( double datX ) const

Definition at line 613 of file EpsView.cxx.

References Rect::getX(), EpsView::m_boundingRect, EpsView::m_draw_rect, and DataView::userToMarginX().

Referenced by EpsView::drawColorLines(), EpsView::drawLines(), EpsView::drawPolyLine(), EpsView::drawSquare(), and EpsView::drawSymbol().

float toViewY ( double datY ) const

Definition at line 622 of file EpsView.cxx.

References Rect::getHeight(), DataView::getMarginRect(), Rect::getY(), EpsView::m_boundingRect, EpsView::m_draw_rect, and DataView::userToMarginY().

Referenced by EpsView::drawColorLines(), EpsView::drawLines(), EpsView::drawPolyLine(), EpsView::drawSquare(), and EpsView::drawSymbol().

float toX ( double x ) const

Definition at line 646 of file EpsView.cxx.

References Rect::getX(), EpsView::m_boundingRect, and EpsView::m_draw_rect.

Referenced by EpsView::drawText(), EpsView::drawViewLines(), and EpsView::drawViewSquare().

float toY ( double y ) const

Definition at line 653 of file EpsView.cxx.

References Rect::getHeight(), Rect::getY(), EpsView::m_boundingRect, and EpsView::m_draw_rect.

Referenced by EpsView::drawText(), EpsView::drawViewLines(), and EpsView::drawViewSquare().

void update ( const Observable * ) [virtual]

Implements the update method of the Observer pattern.

Derived classes should send a message to what ever object is the parent of this ViewBase object.

Implements ViewBase.

Definition at line 570 of file EpsView.cxx.

void updateDrawRect ( ) [virtual, inherited]

Update the drawing Rectangle in the devices coordinate system.

Reimplemented in QtView.

Definition at line 105 of file ViewBase.cxx.

Referenced by XyPlotter::drawIn().

float userToDrawColor ( double c ) const [virtual]

Todo:: Could eliminate userToMargincolor.

Implements ViewBase.

Definition at line 598 of file EpsView.cxx.

References DataView::userToMarginColor().

float userToDrawX ( double x ) const [virtual]

Todo:: Could eliminated userToMarginX.

Implements ViewBase.

Definition at line 576 of file EpsView.cxx.

References DataView::userToMarginX().

float userToDrawXAutoInv ( double x ) const [virtual]

Implements ViewBase.

Definition at line 581 of file EpsView.cxx.

References ViewBase::m_plotter, DataView::userToInvertedMarginX(), and DataView::userToMarginX().

float userToDrawY ( double y ) const [virtual]

Todo:: Could eliminate userToInvertedMarginY.

Implements ViewBase.

Definition at line 591 of file EpsView.cxx.

References DataView::userToInvertedMarginY().

float userToInvertedMarginX ( double x ) const [protected, virtual, inherited]

Converts the user X coordinate into the inverted X coordinate.

Definition at line 133 of file DataView.cxx.

References ViewBase::getUserRect(), Rect::getWidth(), Rect::getX(), DataView::m_margin_rect, and ViewBase::m_plotter.

Referenced by QtView::toViewX(), QtViewImp::userToDrawXAutoInv(), and EpsView::userToDrawXAutoInv().

float userToInvertedMarginY ( double y ) const [protected, virtual, inherited]

Converts the user Y coordinate into the top-left based margin Y coordinate.

Definition at line 154 of file DataView.cxx.

References Rect::getHeight(), ViewBase::getUserRect(), Rect::getY(), DataView::m_margin_rect, and ViewBase::m_plotter.

Referenced by QtViewWidget::toViewY(), QtView::toViewY(), QtViewImp::userToDrawY(), OpenGLView::userToDrawY(), and EpsView::userToDrawY().

float userToMarginColor ( double c ) const [protected, virtual, inherited]

Converts the user Z coordinate into the margin color (X) coordinate.

Definition at line 165 of file DataView.cxx.

References Rect::getDepth(), ViewBase::getUserRect(), Rect::getWidth(), Rect::getX(), Rect::getZ(), DataView::m_margin_rect, and ViewBase::m_plotter.

Referenced by QtViewImp::userToDrawColor(), OpenGLView::userToDrawColor(), and EpsView::userToDrawColor().

float userToMarginX ( double x ) const [protected, virtual, inherited]

Converts the user X coordinate into the margin X coordinate.

Definition at line 122 of file DataView.cxx.

References ViewBase::getUserRect(), Rect::getWidth(), Rect::getX(), DataView::m_margin_rect, and ViewBase::m_plotter.

Referenced by QtViewWidget::toViewX(), QtView::toViewX(), OpenGLView::toViewX(), EpsView::toViewX(), QtViewImp::userToDrawX(), OpenGLView::userToDrawX(), EpsView::userToDrawX(), QtViewImp::userToDrawXAutoInv(), and EpsView::userToDrawXAutoInv().

float userToMarginY ( double y ) const [protected, virtual, inherited]

Converts the user Y coordinate into the margin Y coordinate.

Definition at line 144 of file DataView.cxx.

References Rect::getHeight(), ViewBase::getUserRect(), Rect::getY(), DataView::m_margin_rect, and ViewBase::m_plotter.

Referenced by OpenGLView::toViewY(), and EpsView::toViewY().

void willDelete ( const Observable * plotter ) [virtual, inherited]

Responds to notification that the PlotterBase object is being deleted.

Reimplemented from Observer.

Definition at line 96 of file ViewBase.cxx.

References ViewBase::m_plotter.

Member Data Documentation

Rect m_boundingRect [private]

Definition at line 34 of file EpsView.h.

Referenced by EpsView::toViewX(), EpsView::toViewY(), EpsView::toX(), and EpsView::toY().

Rect m_draw_rect [private]

Definition at line 36 of file EpsView.h.

Referenced by EpsView::getDrawRect(), EpsView::setDrawRect(), EpsView::toViewX(), EpsView::toViewY(), EpsView::toX(), and EpsView::toY().

Rect m_margin_rect [protected, inherited]

The rectangle area in which the projected points are plotted.

The coordinate system is that of the view device. X increase to the right and Y increases downward. Outside of this area are the axis labels, title, etc.

Definition at line 48 of file DataView.h.

Referenced by DataView::getMarginRect(), DataView::marginToInvertedUserX(), DataView::marginToInvertedUserY(), DataView::marginToUserX(), DataView::marginToUserY(), DataView::prepareMarginRect(), QtView::setDrawRect(), DataView::setMarginRect(), DataView::userToInvertedMarginX(), DataView::userToInvertedMarginY(), DataView::userToMarginColor(), DataView::userToMarginX(), and DataView::userToMarginY().