The Battle for Wesnoth  1.15.1+dev
Public Member Functions | Private Attributes | List of all members
image::adjust_alpha_modification Class Reference

Adjust Alpha (ADJUST_ALPHA) modification. More...

#include <image_modifications.hpp>

Inheritance diagram for image::adjust_alpha_modification:
Inheritance graph

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 278 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 281 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 279 of file image_modifications.cpp.

References color_t::a, wfl::variant::as_int(), color_t::b, surface::clone(), wfl::formula::evaluate(), color_t::g, i, p, surface_locker< T >::pixels(), and color_t::r.

Member Data Documentation

◆ formula_

std::string image::adjust_alpha_modification::formula_
private

Definition at line 288 of file image_modifications.hpp.


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