image::adjust_alpha_modification Class Reference

Adjust Alpha (ADJUST_ALPHA) modification. More...

#include <image_modifications.hpp>

Inheritance diagram for image::adjust_alpha_modification:

Public Member Functions
	adjust_alpha_modification (const std::string &formula)
virtual surface	operator() (const surface &src) const
	Applies the image-path modification on the specified surface. More...
Public Member Functions inherited from image::modification
virtual	~modification ()
virtual int	priority () const
	Specifies the priority of the modification. More...

Private Attributes
std::string	formula_

Additional Inherited Members
Static Public Member Functions inherited from image::modification
static modification_queue	decode (const std::string &)
	Decodes modifications from a modification string. More...

Detailed Description

Adjust Alpha (ADJUST_ALPHA) modification.

Definition at line 280 of file image_modifications.hpp.

Constructor & Destructor Documentation

adjust_alpha_modification()

image::adjust_alpha_modification::adjust_alpha_modification ( const std::string &  formula )

inline

Definition at line 283 of file image_modifications.hpp.

Member Function Documentation

operator()()

surface image::adjust_alpha_modification::operator() ( const surface &  src ) const

virtual

Applies the image-path modification on the specified surface.

Implements image::modification.

Definition at line 281 of file image_modifications.cpp.

References wfl::variant::as_int(), surface::clone(), wfl::formula::evaluate(), i, p, surface_locker< T >::pixels(), and PLAIN_LOG.

Member Data Documentation

formula_

std::string image::adjust_alpha_modification::formula_

private

Definition at line 290 of file image_modifications.hpp.

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

• image_modifications.hpp
• image_modifications.cpp