CartoTypeCore::ViewState Class Reference

#include <cartotype_framework.h>

Public Member Functions
	ViewState (const char *aXmlText)
Result	ReadFromXml (const char *aXmlText)
bool	operator== (const ViewState &aOther) const
bool	operator< (const ViewState &aOther) const
bool	operator!= (const ViewState &aOther) const
std::string	ToXml () const

Public Attributes
int32_t	WidthInPixels = 256
int32_t	HeightInPixels = 256
PointFP	ViewCenterDegrees
double	ScaleDenominator = 0
double	RotationDegrees = 0
bool	Perspective = false
CartoTypeCore::PerspectiveParam	PerspectiveParam

Detailed Description

The view state, which can be retrieved or set so that maps can be recreated.

Constructor & Destructor Documentation

ViewState()

CartoTypeCore::ViewState::ViewState ( const char *  aText )

explicit

Reads a view state object from its XML form.

Member Function Documentation

operator!=()

bool CartoTypeCore::ViewState::operator!= ( const ViewState &  aOther ) const

inline

The inequality operator.

operator<()

bool CartoTypeCore::ViewState::operator<

(

const ViewState &

aOther

)

const

The less-than operator.

operator==()

bool CartoTypeCore::ViewState::operator==

(

const ViewState &

aOther

)

const

The equality operator.

ReadFromXml()

Result CartoTypeCore::ViewState::ReadFromXml

(

const char *

aXmlText

)

Reads a view state object from its XML form.

ToXml()

std::string CartoTypeCore::ViewState::ToXml

(

)

const

Creates a string representing a view state in XML.

Member Data Documentation

HeightInPixels

int32_t CartoTypeCore::ViewState::HeightInPixels = 256

The display height in pixels.

Perspective

bool CartoTypeCore::ViewState::Perspective = false

True if perspective mode is on.

PerspectiveParam

CartoTypeCore::PerspectiveParam CartoTypeCore::ViewState::PerspectiveParam

The parameters to be used for perspective mode.

RotationDegrees

double CartoTypeCore::ViewState::RotationDegrees = 0

The clockwise rotation of the view in degrees.

ScaleDenominator

double CartoTypeCore::ViewState::ScaleDenominator = 0

The denominator of the scale fraction; e.g., 50000 for 1:50000.

ViewCenterDegrees

PointFP CartoTypeCore::ViewState::ViewCenterDegrees

The view center in degrees longitude (x) and latitude (y).

WidthInPixels

int32_t CartoTypeCore::ViewState::WidthInPixels = 256

The display width in pixels.

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

• cartotype_framework.h
• cartotype_framework.cpp