AsciiGraphics Class Reference

Inheritance diagram for AsciiGraphics:

Collaboration diagram for AsciiGraphics:

Public Member Functions
Constructor and Virtual Destructor
	AsciiGraphics (ostream &os)
	~AsciiGraphics ()
Virtual Public Member Functions
int	getTextHeight ()
int	getTextLength (const std::string &s)
int	getCharLength (char)
int	getParenthesisWidth (int)
int	getDivideLineHeight ()
int	getDifferentialHeight (char)
int	getDifferentialWidth (char)
int	getDifferentialBase (char)
void	differential (int x0, int y0, char variable)
void	parenthesis (int x_size, int y_size, int x0, int y0)
void	horiz_line (int x_size, int x0, int y0)
void	at (int x, int y, int c, Attributes, Color color=BLACK)
void	at (int x, int y, const string &s, Attributes, Color color=BLACK)
void	out ()
void	clear_screen ()
virtual void	set (int x, int y, int, int)
Public Member Functions inherited from UI::Graphics
	Graphics ()
virtual	~Graphics ()
virtual void	at (int x0, int y0, const std::string &s, Attributes chrAttr, Color color=BLACK)=0
virtual void	setSelect (int x, int y, int x0, int y0)
void	set (const Box &box)
void	setSelect (const Box &box)
void	parenthesis (const Box &box)
void	relativeOrig (int &x, int &y)

Private Member Functions
void	at (int x, int y, int c)

Private Attributes
vector< string >	m_field
	2D text array.
vector< vector< Color > >	m_colors
	2D color array.
ostream &	m_os
	Stream to ouput text array.
KeyEvent	m_keyEvent = 0
	dummy storage

Additional Inherited Members
Public Types inherited from UI::Graphics
enum	Color {   BLACK, RED, GREEN, YELLOW,   BLUE, MAGENTA, CYAN, WHITE }
enum	Attributes { NONE =0, BOLD =1, ITALIC =2, BOLD_ITALIC =3 }
Protected Attributes inherited from UI::Graphics
int	m_xSize
	Horizontal size of graphic window.
int	m_ySize
	Vertical size of graphic window.
int	m_xOrig
	Horizontal origin of graphic window.
int	m_yOrig
	Vertical origin of graphic window.
Box	m_select
	Currently selected area.

Detailed Description

Class derived from ABC graphics so Equation can draw to a 2D character array.

Member Function Documentation

void AsciiGraphics::at ( int  x, int  y, int  c, Attributes  , Color  color = BLACK  )

inlinevirtual

Draw a string at x,y with a color.

Parameters

x	Horizontal origin of line.
y	Vertical origin of line.
c	Character to be drawn at x0,y0.
color	Color of line.

Implements UI::Graphics.

void AsciiGraphics::at	(	int	x,
		int	y,
		const string &	s,
		Attributes	,
		Color	color = BLACK
	)

Draw a string at x,y with a color.

Parameters

x	Horizontal origin of line.
y	Vertical origin of line.
s	String to be drawn at x0,y0.
color	Color of line.

void AsciiGraphics::at ( int  x, int  y, int  c  )

inlineprivate

Draw a string at x,y with a color.

Parameters

x	Horizontal origin of line.
y	Vertical origin of line.
c	Character to be drawn at x0,y0.

void AsciiGraphics::clear_screen ( )

virtual

Clear characters in text array.

Implements UI::Graphics.

void AsciiGraphics::differential ( int  x0, int  y0, char  variable  )

virtual

Draw differential of width x0 and height y0 with char variable name.

Parameters

x0	Horizontal origin of differential.
y0	Vertical origin of differential.
variable	Name of variable of differential.

Implements UI::Graphics.

int AsciiGraphics::getCharLength ( char  )

inlinevirtual

Length of character in ASCII is 1.

Returns

Return one.

Implements UI::Graphics.

int AsciiGraphics::getDifferentialBase ( char  )

inlinevirtual

Get vertical offset of differential.

Returns

Vertical offset of differential in lines of text.

Implements UI::Graphics.

int AsciiGraphics::getDifferentialHeight ( char  )

inlinevirtual

Get height of differential in lines of text.

Returns

Height of differential in lines of text.

Implements UI::Graphics.

int AsciiGraphics::getDifferentialWidth ( char  )

inlinevirtual

Get width of differential in lines of text.

Returns

Width of differential in lines of text.

Implements UI::Graphics.

int AsciiGraphics::getDivideLineHeight ( )

inlinevirtual

Get height of line in a division node which is always 1.

Returns

Return one.

Implements UI::Graphics.

int AsciiGraphics::getParenthesisWidth ( int  )

inlinevirtual

Get width of a parenthesis in characters which is always 1.

Returns

Return one.

Implements UI::Graphics.

int AsciiGraphics::getTextHeight ( )

inlinevirtual

Get height of text in lines.

Returns

All ASCII characters are one line in height.

Implements UI::Graphics.

int AsciiGraphics::getTextLength ( const std::string &  s )

inlinevirtual

Get length of string in characters.

Returns

Length of string in characters.

Implements UI::Graphics.

void AsciiGraphics::horiz_line ( int  x_size, int  x0, int  y0  )

inlinevirtual

Draw a horizontal line starting at x0,y0 length x_size.

Parameters

x_size	Horizontal size of both line.
x0	Horizontal origin of line.
y0	Vertical origin of line.

Implements UI::Graphics.

void AsciiGraphics::out ( )

virtual

Flush all characters to the text array.

Implements UI::Graphics.

void AsciiGraphics::parenthesis ( int  x_size, int  y_size, int  x0, int  y0  )

virtual

Draw pair of parenthesis around a node of size x_size, y_size and origin x0,y0.

Parameters

x_size	Horizontal size of both parenthesis.
y_size	Vertical size of parenthesis.
x0	Horizontal origin of parenthesis.
y0	Vertical origin of parenthesis.

Implements UI::Graphics.

virtual void AsciiGraphics::set ( int  x, int  y, int  , int    )

inlinevirtual

Set size of the text array (origin is always 0,0).

Parameters

x	Horizontal size of text array.
y	Vertical size of text array.

Reimplemented from UI::Graphics.

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

• milo_test.cpp