Beatmup::SingleByteBitmapReader Class Reference

Single byte bitmap reader. More...

#include <bitmap_access.h>

Inheritance diagram for Beatmup::SingleByteBitmapReader:

Public Types
typedef pixint1	pixtype
Public Types inherited from Beatmup::CustomBitmapScanner< pixbyte, 1 >
typedef pixbyte	pixvaltype

Public Member Functions
pixint1	operator() () const
	Returns value at current position. More...
pixint1	operator() (int x, int y) const
	Returns value at pixel (x,y) position. More...
const pixint1	operator[] (int i) const
	Retrieves a value at position shifted by i pixels in scanline order with respect to the current position. More...
	SingleByteBitmapReader (const AbstractBitmap &bitmap, int x=0, int y=0)
Public Member Functions inherited from Beatmup::CustomBitmapScanner< pixbyte, 1 >
bool	operator< (const CustomBitmapScanner &another) const
pixbyte *	operator* () const
void	operator++ (int)
	Move the current position ONE PIXEL forward. More...
void	operator+= (const int n)
	Move the current position N pixels forward. More...
void	goTo (int x, int y)
	Changes current position. More...
int	getWidth () const
	Returns bitmap width in pixels. More...
int	getHeight () const
	Returns bitmap height in pixels. More...
	CustomBitmapScanner (const AbstractBitmap &bitmap, int x=0, int y=0)

Public Attributes
const int	MAX_VALUE = 255
Public Attributes inherited from Beatmup::CustomBitmapScanner< pixbyte, 1 >
const int	NUMBER_OF_CHANNELS

Additional Inherited Members
Protected Member Functions inherited from Beatmup::CustomBitmapScanner< pixbyte, 1 >
pixbyte *	jump (int x, int y) const
	Retrieves pixel address at a given position;. More...
Protected Attributes inherited from Beatmup::CustomBitmapScanner< pixbyte, 1 >
pixbyte *	data
	bitmap data More...
pixbyte *	ptr
	pointer to the current pixel More...
int	width
int	height
	bitmap sizes in pixels More...

Detailed Description

Single byte bitmap reader.

Definition at line 147 of file bitmap_access.h.

Member Typedef Documentation

pixtype

typedef pixint1 Beatmup::SingleByteBitmapReader::pixtype

Definition at line 149 of file bitmap_access.h.

Constructor & Destructor Documentation

SingleByteBitmapReader()

Beatmup::SingleByteBitmapReader::SingleByteBitmapReader ( const AbstractBitmap &  bitmap, int  x = 0, int  y = 0  )

inline

Definition at line 174 of file bitmap_access.h.

: CustomBitmapScanner(bitmap, x, y) {}

Member Function Documentation

operator()() [1/2]

pixint1 Beatmup::SingleByteBitmapReader::operator() ( ) const

inline

Returns value at current position.

Definition at line 156 of file bitmap_access.h.

                                          {
            return pixint1{ *ptr };
        }

operator()() [2/2]

pixint1 Beatmup::SingleByteBitmapReader::operator() ( int  x, int  y  ) const

inline

Returns value at pixel (x,y) position.

Definition at line 163 of file bitmap_access.h.

                                                      {
            return pixint1{ data[y * width + x] };
        }

operator[]()

const pixint1 Beatmup::SingleByteBitmapReader::operator[] ( int  i ) const

inline

Retrieves a value at position shifted by i pixels in scanline order with respect to the current position.

Definition at line 170 of file bitmap_access.h.

                                                     {
            return pixint1{ ptr[i] };
        }

Member Data Documentation

MAX_VALUE

const int Beatmup::SingleByteBitmapReader::MAX_VALUE = 255

Definition at line 151 of file bitmap_access.h.

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

• core/bitmap/bitmap_access.h