GRE_LEGEND::DRAWCONTEXT Class Reference

Context for legend item drawing. More...

#include <gre/legend.h>

Inheritance diagram for GRE_LEGEND::DRAWCONTEXT:


Public Types
enum	ORIENTATION { ORIENTATION_Vertical = 0, ORIENTATION_Horizonatal = 1 }
Public Member Functions
	DRAWCONTEXT (const GRE_LEGEND &legend, MGD::CONTEXT *gc, INT32 labelspace, INT32 itemspace, const LRECT2D &cliprect)
bool	IsVertical () const
void	SetDrawLabels (bool DrawLabels)
virtual	~DRAWCONTEXT ()
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

Detailed Description

Context for legend item drawing.

Definition at line 214 of file legend.h.

Member Enumeration Documentation

enum GRE_LEGEND::DRAWCONTEXT::ORIENTATION

Orientation for drawing if supported by legend type.
This is used by "color scale" legend.
Enumeration values:

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

ORIENTATION_Horizonatal Draw items in "horizontal" orientation.

Definition at line 219 of file legend.h.

Constructor & Destructor Documentation

GRE_LEGEND::DRAWCONTEXT::DRAWCONTEXT ( const GRE_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]

Member Function Documentation

bool GRE_LEGEND::DRAWCONTEXT::IsVertical ( ) const [inline]

Determine if legend has vertical orientation.

Definition at line 250 of file legend.h.

void GRE_LEGEND::DRAWCONTEXT::SetDrawLabels ( bool DrawLabels ) [inline]

Set whether or not to draw labels for legend items.

Definition at line 254 of file legend.h.