#include <dl_gradient_color_source_base.h>

Inheritance diagram for flutter::DlGradientColorSourceBase:

Public Member Functions
bool	is_opaque () const override

bool	isGradient () const override
	If the underlying platform data represents a gradient.

DlTileMode	tile_mode () const

int	stop_count () const

const DlColor *	colors () const

const float *	stops () const

Public Member Functions inherited from flutter::DlMatrixColorSourceBase
const DlMatrix &	matrix () const

const DlMatrix *	matrix_ptr () const

Public Member Functions inherited from flutter::DlColorSource
virtual bool	isUIThreadSafe () const =0
	If the underlying platform data held by this object is held in a way that it can be stored and potentially released from the UI thread, this method returns true.

virtual const DlImageColorSource *	asImage () const

virtual const DlLinearGradientColorSource *	asLinearGradient () const

virtual const DlRadialGradientColorSource *	asRadialGradient () const

virtual const DlConicalGradientColorSource *	asConicalGradient () const

virtual const DlSweepGradientColorSource *	asSweepGradient () const

virtual const DlRuntimeEffectColorSource *	asRuntimeEffect () const

Public Member Functions inherited from flutter::DlAttribute< DlColorSource, DlColorSourceType >
virtual DlColorSourceType	type () const=0

virtual size_t	size () const=0

virtual std::shared_ptr< DlColorSource >	shared () const=0

bool	operator== (DlColorSource const &other) const

bool	operator!= (DlColorSource const &other) const

virtual	~DlAttribute ()=default

Protected Member Functions
	DlGradientColorSourceBase (uint32_t stop_count, DlTileMode tile_mode, const DlMatrix *matrix=nullptr)

size_t	vector_sizes () const

virtual const void *	pod () const =0

bool	base_equals_ (DlGradientColorSourceBase const *other_base) const

void	store_color_stops (void pod, const DlColor color_data, const float *stop_data)

void	store_color_stops (void pod, const DlScalar color_data_argb, const float *stop_data)

Protected Member Functions inherited from flutter::DlMatrixColorSourceBase
	DlMatrixColorSourceBase (const DlMatrix *matrix)

Protected Member Functions inherited from flutter::DlColorSource
	DlColorSource ()=default

Protected Member Functions inherited from flutter::DlAttribute< DlColorSource, DlColorSourceType >
virtual bool	equals_ (DlColorSource const &other) const=0

Additional Inherited Members
Static Public Member Functions inherited from flutter::DlColorSource
static std::shared_ptr< DlColorSource >	MakeImage (const sk_sp< const DlImage > &image, DlTileMode horizontal_tile_mode, DlTileMode vertical_tile_mode, DlImageSampling sampling=DlImageSampling::kLinear, const DlMatrix *matrix=nullptr)

static std::shared_ptr< DlColorSource >	MakeLinear (const DlPoint start_point, const DlPoint end_point, uint32_t stop_count, const DlColor colors, const float stops, DlTileMode tile_mode, const DlMatrix *matrix=nullptr)

static std::shared_ptr< DlColorSource >	MakeLinear (const DlPoint start_point, const DlPoint end_point, uint32_t stop_count, const DlScalar colors_argb, const float stops, DlTileMode tile_mode, const DlMatrix *matrix=nullptr)
	Make a linear gradient.

static std::shared_ptr< DlColorSource >	MakeRadial (DlPoint center, DlScalar radius, uint32_t stop_count, const DlColor colors, const float stops, DlTileMode tile_mode, const DlMatrix *matrix=nullptr)

static std::shared_ptr< DlColorSource >	MakeRadial (DlPoint center, DlScalar radius, uint32_t stop_count, const DlScalar colors_argb, const float stops, DlTileMode tile_mode, const DlMatrix *matrix=nullptr)
	Make a radial gradient.

static std::shared_ptr< DlColorSource >	MakeConical (DlPoint start_center, DlScalar start_radius, DlPoint end_center, DlScalar end_radius, uint32_t stop_count, const DlColor colors, const float stops, DlTileMode tile_mode, const DlMatrix *matrix=nullptr)

static std::shared_ptr< DlColorSource >	MakeConical (DlPoint start_center, DlScalar start_radius, DlPoint end_center, DlScalar end_radius, uint32_t stop_count, const DlScalar colors_argb, const float stops, DlTileMode tile_mode, const DlMatrix *matrix=nullptr)
	Make a conical gradient.

static std::shared_ptr< DlColorSource >	MakeSweep (DlPoint center, DlScalar start, DlScalar end, uint32_t stop_count, const DlColor colors, const float stops, DlTileMode tile_mode, const DlMatrix *matrix=nullptr)

static std::shared_ptr< DlColorSource >	MakeSweep (DlPoint center, DlScalar start, DlScalar end, uint32_t stop_count, const DlScalar colors_argb, const float stops, DlTileMode tile_mode, const DlMatrix *matrix=nullptr)
	Make a sweep gradient.

static std::shared_ptr< DlColorSource >	MakeRuntimeEffect (sk_sp< DlRuntimeEffect > runtime_effect, std::vector< std::shared_ptr< DlColorSource > > samplers, std::shared_ptr< std::vector< uint8_t > > uniform_data)

Detailed Description

Definition at line 13 of file dl_gradient_color_source_base.h.

Constructor & Destructor Documentation

◆ DlGradientColorSourceBase()

flutter::DlGradientColorSourceBase::DlGradientColorSourceBase	(	uint32_t	stop_count,
		DlTileMode	tile_mode,
		const DlMatrix *	matrix = `nullptr`
	)

protected

Definition at line 214 of file dl_color_source.cc.

    : DlMatrixColorSourceBase(matrix),
      mode_(tile_mode),
      stop_count_(stop_count) {}

Member Function Documentation

◆ base_equals_()

bool flutter::DlGradientColorSourceBase::base_equals_ ( DlGradientColorSourceBase const * other_base ) const

protected

Definition at line 234 of file dl_color_source.cc.

                                                       {
  if (mode_ != other_base->mode_ || matrix() != other_base->matrix() ||
      stop_count_ != other_base->stop_count_) {
    return false;
  }
  return (memcmp(colors(), other_base->colors(),
                 stop_count_ * sizeof(colors()[0])) == 0 &&
          memcmp(stops(), other_base->stops(),
                 stop_count_ * sizeof(stops()[0])) == 0);
}

References colors(), flutter::DlMatrixColorSourceBase::matrix(), and stops().

◆ colors()

const DlColor * flutter::DlGradientColorSourceBase::colors ( ) const

inline

Definition at line 21 of file dl_gradient_color_source_base.h.

                                {
    return reinterpret_cast<const DlColor*>(pod());
  }

References pod().

Referenced by base_equals_(), impeller::Paint::ConvertStops(), is_opaque(), flutter::testing::DisplayListStreamDispatcher::setColorSource(), and stops().

◆ is_opaque()

bool flutter::DlGradientColorSourceBase::is_opaque ( ) const

overridevirtual

Implements flutter::DlColorSource.

Definition at line 221 of file dl_color_source.cc.

                                                {
  if (mode_ == DlTileMode::kDecal) {
    return false;
  }
  const DlColor* my_colors = colors();
  for (uint32_t i = 0; i < stop_count_; i++) {
    if (my_colors[i].getAlpha() < 255) {
      return false;
    }
  }
  return true;
}

References colors(), i, and flutter::kDecal.

◆ isGradient()

bool flutter::DlGradientColorSourceBase::isGradient ( ) const

inlineoverridevirtual

If the underlying platform data represents a gradient.

        TODO(matanl): Remove this flag when the Skia backend is
        removed, https://github.com/flutter/flutter/issues/112498.

Returns: True if the class represents the output of a gradient.

Reimplemented from flutter::DlColorSource.

Definition at line 17 of file dl_gradient_color_source_base.h.

17{ return true; }

◆ pod()

virtual const void * flutter::DlGradientColorSourceBase::pod ( ) const

protectedpure virtual

Implemented in flutter::DlConicalGradientColorSource, flutter::DlLinearGradientColorSource, flutter::DlRadialGradientColorSource, and flutter::DlSweepGradientColorSource.

Referenced by colors(), store_color_stops(), and store_color_stops().

◆ stop_count()

int flutter::DlGradientColorSourceBase::stop_count ( ) const

inline

Definition at line 20 of file dl_gradient_color_source_base.h.

20{ return stop_count_; }

Referenced by impeller::Paint::ConvertStops(), flutter::testing::DisplayListStreamDispatcher::setColorSource(), stops(), and flutter::ToSk().

◆ stops()

const float * flutter::DlGradientColorSourceBase::stops ( ) const

inline

Definition at line 24 of file dl_gradient_color_source_base.h.

                             {
    return reinterpret_cast<const float*>(colors() + stop_count());
  }

References colors(), and stop_count().

Referenced by base_equals_(), impeller::Paint::ConvertStops(), flutter::testing::DisplayListStreamDispatcher::setColorSource(), and flutter::ToSk().

◆ store_color_stops() [1/2]

void flutter::DlGradientColorSourceBase::store_color_stops	(	void *	pod,
		const DlColor *	color_data,
		const float *	stop_data
	)

protected

Definition at line 299 of file dl_color_source.cc.

                                                                          {
  do_store_color_stops(pod, color_data, color_data + stop_count_, stop_data);
}

References pod().

◆ store_color_stops() [2/2]

void flutter::DlGradientColorSourceBase::store_color_stops	(	void *	pod,
		const DlScalar *	color_data_argb,
		const float *	stop_data
	)

protected

Definition at line 305 of file dl_color_source.cc.

                            {
  do_store_color_stops(
      pod, DlScalerToDlColorIterator(color_data_argb),
      DlScalerToDlColorIterator(color_data_argb + stop_count_ * 4), stop_data);
}

References pod().

◆ tile_mode()

DlTileMode flutter::DlGradientColorSourceBase::tile_mode ( ) const

inline

Definition at line 19 of file dl_gradient_color_source_base.h.

19{ return mode_; }

Referenced by impeller::Paint::CreateContents(), flutter::testing::DisplayListStreamDispatcher::setColorSource(), and flutter::ToSk().

◆ vector_sizes()

size_t flutter::DlGradientColorSourceBase::vector_sizes ( ) const

inlineprotected

Definition at line 33 of file dl_gradient_color_source_base.h.

                              {
    return stop_count_ * (sizeof(DlColor) + sizeof(float));
  }

Referenced by flutter::DlConicalGradientColorSource::size(), flutter::DlLinearGradientColorSource::size(), flutter::DlRadialGradientColorSource::size(), and flutter::DlSweepGradientColorSource::size().

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

display_list/effects/color_sources/dl_gradient_color_source_base.h
display_list/effects/dl_color_source.cc

Public Member Functions

Protected Member Functions

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ DlGradientColorSourceBase()

Member Function Documentation

◆ base_equals_()

◆ colors()

◆ is_opaque()

◆ isGradient()

◆ pod()

◆ stop_count()

◆ stops()

◆ store_color_stops() [1/2]

◆ store_color_stops() [2/2]

◆ tile_mode()

◆ vector_sizes()