RenderingHelpers::GradientPixelIterators::Linear Class Reference

Iterates the colour of pixels in a linear gradient. More...

#include <juce_RenderingHelpers.h>

Collaboration diagram for RenderingHelpers::GradientPixelIterators::Linear:

Public Member Functions
	Linear (const ColourGradient &gradient, const AffineTransform &transform, const PixelARGB *const colours, const int numColours)
PixelARGB	getPixel (const int x) const noexcept
forcedinline void	setY (const int y) noexcept

Private Types
enum	{ numScaleBits = 12 }

Private Attributes
double	grad
bool	horizontal
PixelARGB	linePix
const PixelARGB *const	lookupTable
const int	numEntries
int	scale
int	start
bool	vertical
double	yTerm

Detailed Description

Iterates the colour of pixels in a linear gradient.

Member Enumeration Documentation

anonymous enum

anonymous enum

private

Enumerator
numScaleBits

Constructor & Destructor Documentation

Linear()

RenderingHelpers::GradientPixelIterators::Linear::Linear ( const ColourGradient &  gradient, const AffineTransform &  transform, const PixelARGB *const  colours, const int  numColours  )

inline

References Point< ValueType >::applyTransform(), Line< ValueType >::getPointAlongLine(), Point< ValueType >::getY(), AffineTransform::isIdentity(), jassert, ColourGradient::point1, ColourGradient::point2, juce::roundToInt(), scale, Point< ValueType >::x, and Point< ValueType >::y.

Member Function Documentation

getPixel()

PixelARGB RenderingHelpers::GradientPixelIterators::Linear::getPixel ( const int  x ) const

inlinenoexcept

References jlimit(), and scale.

setY()

forcedinline void RenderingHelpers::GradientPixelIterators::Linear::setY ( const int  y )

inlinenoexcept

References jlimit(), juce::roundToInt(), and scale.

Member Data Documentation

grad

double RenderingHelpers::GradientPixelIterators::Linear::grad

private

horizontal

bool RenderingHelpers::GradientPixelIterators::Linear::horizontal

private

linePix

PixelARGB RenderingHelpers::GradientPixelIterators::Linear::linePix

private

lookupTable

const PixelARGB* const RenderingHelpers::GradientPixelIterators::Linear::lookupTable

private

numEntries

const int RenderingHelpers::GradientPixelIterators::Linear::numEntries

private

scale

int RenderingHelpers::GradientPixelIterators::Linear::scale

private

start

int RenderingHelpers::GradientPixelIterators::Linear::start

private

vertical

bool RenderingHelpers::GradientPixelIterators::Linear::vertical

private

yTerm

double RenderingHelpers::GradientPixelIterators::Linear::yTerm

private

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

• juce_RenderingHelpers.h