MWAWPictBitmapColor Class Referencefinal

a bitmap of MWAWColor to store true color bitmap More...

#include <MWAWPictBitmap.hxx>

Inheritance diagram for MWAWPictBitmapColor:
MWAWPictBitmap MWAWPict

Public Member Functions

SubType getSubType () const final
 return the picture subtype More...
 
int cmp (MWAWPict const &a) const final
 a virtual function used to obtain a strict order, must be redefined in the subs class More...
 
bool valid () const final
 returns true if the picture is valid More...
 
MWAWColor getAverageColor () const final
 returns the average color More...
 
 MWAWPictBitmapColor (MWAWVec2i const &sz, bool useAlphaChannel=false)
 the constructor More...
 
MWAWVec2i const & size () const
 the picture size More...
 
int numRows () const
 the number of rows More...
 
int numColumns () const
 the number of columns More...
 
MWAWColor get (int i, int j) const
 returns a cell content More...
 
MWAWColor const * getRow (int j) const
 returns the cells content of a row More...
 
void set (int i, int j, MWAWColor const &v)
 sets a cell contents More...
 
void setRow (int j, MWAWColor const *val)
 sets all cell contents of a row More...
 
void setColumn (int i, MWAWColor const *val)
 sets all cell contents of a column More...
 
- Public Member Functions inherited from MWAWPictBitmap
 ~MWAWPictBitmap () override
 destructor More...
 
Type getType () const override
 returns the picture type More...
 
bool getBinary (MWAWEmbeddedObject &picture) const override
 returns the final picture More...
 
- Public Member Functions inherited from MWAWPict
virtual ~MWAWPict ()
 virtual destructor More...
 
MWAWBox2f getBdBox () const
 returns the bdbox of the picture More...
 
void setBdBox (MWAWBox2f const &box)
 sets the bdbox of the picture More...
 

Protected Member Functions

bool createFileData (librevenge::RVNGBinaryData &result) const final
 the function which creates the result file More...
 
- Protected Member Functions inherited from MWAWPictBitmap
 MWAWPictBitmap (MWAWVec2i const &sz)
 protected constructor: use check to construct a picture More...
 
- Protected Member Functions inherited from MWAWPict
void extendBDBox (float val)
 udaptes the bdbox, by extended it by (val-previousVal) More...
 
 MWAWPict ()
 protected constructor must not be called directly More...
 
 MWAWPict (MWAWPict const &p)
 protected constructor must not be called directly More...
 
MWAWPictoperator= (MWAWPict const &p)
 protected operator= must not be called directly More...
 

Protected Attributes

MWAWPictBitmapContainer< MWAWColorm_data
 the data More...
 
bool m_hasAlpha
 true if the bitmap has alpha color More...
 

Additional Inherited Members

- Public Types inherited from MWAWPictBitmap
enum  SubType { BW, Indexed, Color }
 the picture subtype: blackwhite, indexed, color More...
 
- Public Types inherited from MWAWPict
enum  Type { PictData, Bitmap, Unknown }
 the different picture types: More...
 
enum  ReadResult { MWAW_R_BAD =0, MWAW_R_OK, MWAW_R_OK_EMPTY, MWAW_R_MAYBE }
 an enum to defined the result of a parsing use by some picture's classes which can read their data More...
 
- Static Protected Member Functions inherited from MWAWPict
static MWAWBox2f getBdBox (int numPt, MWAWVec2f const *pt)
 computes the minimum and maximum of a list of point More...
 

Detailed Description

a bitmap of MWAWColor to store true color bitmap

Note
: this class is actually the only class which can create bitmap with transparency (by creating a BMP), but as LibreOffice/OpenOffice seem to ignore the alpha channel when importing BMP pictures...

Constructor & Destructor Documentation

◆ MWAWPictBitmapColor()

MWAWPictBitmapColor::MWAWPictBitmapColor ( MWAWVec2i const &  sz,
bool  useAlphaChannel = false 
)
inline

the constructor

Member Function Documentation

◆ cmp()

int MWAWPictBitmapColor::cmp ( MWAWPict const &  a) const
inlinefinalvirtual

a virtual function used to obtain a strict order, must be redefined in the subs class

Reimplemented from MWAWPictBitmap.

◆ createFileData()

bool MWAWPictBitmapColor::createFileData ( librevenge::RVNGBinaryData &  result) const
finalprotectedvirtual

the function which creates the result file

Implements MWAWPictBitmap.

◆ get()

MWAWColor MWAWPictBitmapColor::get ( int  i,
int  j 
) const
inline

returns a cell content

◆ getAverageColor()

MWAWColor MWAWPictBitmapColor::getAverageColor ( ) const
finalvirtual

returns the average color

Implements MWAWPictBitmap.

◆ getRow()

MWAWColor const* MWAWPictBitmapColor::getRow ( int  j) const
inline

returns the cells content of a row

Referenced by getAverageColor().

◆ getSubType()

SubType MWAWPictBitmapColor::getSubType ( ) const
inlinefinalvirtual

return the picture subtype

Implements MWAWPictBitmap.

◆ numColumns()

int MWAWPictBitmapColor::numColumns ( ) const
inline

the number of columns

◆ numRows()

int MWAWPictBitmapColor::numRows ( ) const
inline

the number of rows

◆ set()

void MWAWPictBitmapColor::set ( int  i,
int  j,
MWAWColor const &  v 
)
inline

◆ setColumn()

void MWAWPictBitmapColor::setColumn ( int  i,
MWAWColor const *  val 
)
inline

sets all cell contents of a column

◆ setRow()

void MWAWPictBitmapColor::setRow ( int  j,
MWAWColor const *  val 
)
inline

◆ size()

MWAWVec2i const& MWAWPictBitmapColor::size ( ) const
inline

the picture size

◆ valid()

bool MWAWPictBitmapColor::valid ( ) const
inlinefinalvirtual

returns true if the picture is valid

Reimplemented from MWAWPictBitmap.

Member Data Documentation

◆ m_data

MWAWPictBitmapContainer<MWAWColor> MWAWPictBitmapColor::m_data
protected

the data

Referenced by createFileData(), and getAverageColor().

◆ m_hasAlpha

bool MWAWPictBitmapColor::m_hasAlpha
protected

true if the bitmap has alpha color

Referenced by createFileData().


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

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