proland::OrthoMargin Class Reference

A Margin to clip a Graph for an OrthoGPUProducer layer. More...

#include <OrthoMargin.h>

Inheritance diagram for proland::OrthoMargin:

List of all members.

Public Member Functions
	OrthoMargin ()
	Creates an uninitialized OrthoMargin.
	OrthoMargin (int samplesPerTile, float borderFactor, float widthFactor)
	Creates a new OrthoMargin.
virtual	~OrthoMargin ()
	Deletes this OrthoMargin.
virtual double	getMargin (double clipSize)
	Returns the margin for the given clip region.
virtual double	getMargin (double clipSize, CurvePtr p)
	Returns the margin for the given curve.
Protected Attributes
int	samplesPerTile
	Number of pixels per elevation tile, without borders.
float	borderFactor
	Size of the tile borders in percentage of tile size.
float	widthFactor
	Width of drawn curves in percentage of curve width.

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Detailed Description

A Margin to clip a Graph for an OrthoGPUProducer layer.

This margin enlarges the clip region so that it also includes the ortho tile borders.

Author:

Antoine Begault

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Constructor & Destructor Documentation

proland::OrthoMargin::OrthoMargin

(

)

Creates an uninitialized OrthoMargin.

proland::OrthoMargin::OrthoMargin	(	int	samplesPerTile,
		float	borderFactor,
		float	widthFactor
	)

Creates a new OrthoMargin.

Parameters:

	samplesPerTile	number of pixels per ortho tile (without borders).
	borderFactor	size of the tile borders in percentage of tile size.
	widthFactor	width of drawn curves in percentage of curve width.

virtual proland::OrthoMargin::~OrthoMargin

(

)

[virtual]

Deletes this OrthoMargin.

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Member Function Documentation

virtual double proland::OrthoMargin::getMargin	(	double	clipSize,
		CurvePtr	p
	)			[virtual]

Returns the margin for the given curve.

This margin will be added to the clip region in order to clip this curve.

Parameters:

	clipSize	size of the clip region (width or height).
	p	a curve.

Implements proland::Margin.

virtual double proland::OrthoMargin::getMargin

(

double

clipSize

)

[virtual]

Returns the margin for the given clip region.

This margin will be added to the clip region in order to clip a graph.

Parameters:

clipSize

size of the clip region (width or height).

Implements proland::Margin.

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Member Data Documentation

float proland::OrthoMargin::borderFactor [protected]

Size of the tile borders in percentage of tile size.

int proland::OrthoMargin::samplesPerTile [protected]

Number of pixels per elevation tile, without borders.

float proland::OrthoMargin::widthFactor [protected]

Width of drawn curves in percentage of curve width.