GRE::LEGEND::DRAWCONTEXT Class Reference

Context for legend item drawing. More...

#include <gre/legend.h>

Inheritance diagram for GRE::LEGEND::DRAWCONTEXT:

[legend]

List of all members.

Public Types
enum	ORIENTATION { ORIENTATION_Vertical = 0, ORIENTATION_Horizonatal = 1 }
Public Member Functions
	DRAWCONTEXT (const LEGEND &legend, MGD::CONTEXT *gc, INT32 labelspace, INT32 itemspace, const LRECT2D &cliprect)
virtual	~DRAWCONTEXT ()
bool	IsVertical () const
void	SetDrawLabels (bool DrawLabels)
Public Attributes
LRECT2D	m_cliprect
bool	m_DrawLabels
bool	m_DrawLabelsOnColorScales
ELEMTYPE	m_ElemType
bool	m_HasTextStyle
INT32	m_itemheight
INT32	m_itemspace
INT32	m_labelspace
GRE::LAYER *	m_layer
ORIENTATION	m_Orientation
INT32	m_samplewidth
TEXTSTYLE	m_TextStyle

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Detailed Description

Context for legend item drawing.

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Member Enumeration Documentation

enum GRE::LEGEND::DRAWCONTEXT::ORIENTATION

Orientation for drawing if supported by legend type.

This is used by "color scale" legend.

Enumerator:

ORIENTATION_Vertical	Draw items in "vertical" orientation (default).
ORIENTATION_Horizonatal	Draw items in "horizontal" orientation.

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Constructor & Destructor Documentation

GRE::LEGEND::DRAWCONTEXT::DRAWCONTEXT	(	const LEGEND &	legend,
		MGD::CONTEXT *	gc,
		INT32	labelspace,
		INT32	itemspace,
		const LRECT2D &	cliprect
	)

Constructor for use in user interface.

Parameters:

	labelspace	Spacing between sample and label in pixels
	itemspace	Spacing between items in pixels
	cliprect	Clipping rectangle

virtual GRE::LEGEND::DRAWCONTEXT::~DRAWCONTEXT

(

)

[virtual]

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Member Function Documentation

bool GRE::LEGEND::DRAWCONTEXT::IsVertical

(

)

const [inline]

Determine if legend has vertical orientation.

void GRE::LEGEND::DRAWCONTEXT::SetDrawLabels

(

bool

DrawLabels

)

[inline]

Set whether or not to draw labels for legend items.

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Member Data Documentation

LRECT2D GRE::LEGEND::DRAWCONTEXT::m_cliprect

bool GRE::LEGEND::DRAWCONTEXT::m_DrawLabels

bool GRE::LEGEND::DRAWCONTEXT::m_DrawLabelsOnColorScales

Special case override for above flag.

ELEMTYPE GRE::LEGEND::DRAWCONTEXT::m_ElemType

bool GRE::LEGEND::DRAWCONTEXT::m_HasTextStyle

INT32 GRE::LEGEND::DRAWCONTEXT::m_itemheight

INT32 GRE::LEGEND::DRAWCONTEXT::m_itemspace

INT32 GRE::LEGEND::DRAWCONTEXT::m_labelspace

GRE::LAYER* GRE::LEGEND::DRAWCONTEXT::m_layer

ORIENTATION GRE::LEGEND::DRAWCONTEXT::m_Orientation

INT32 GRE::LEGEND::DRAWCONTEXT::m_samplewidth

TEXTSTYLE GRE::LEGEND::DRAWCONTEXT::m_TextStyle

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

• gre/legend.h