CanvasGraph Class Reference

the main class to read the graphic part of Canvas file More...

#include <CanvasGraph.hxx>

Public Member Functions

 CanvasGraph (CanvasParser &parser)
 constructor
 
virtual ~CanvasGraph ()
 destructor
 
int version () const
 returns the file version
 

Protected Member Functions

void setInput (MWAWInputStreamPtr &input)
 store the actual input
 
MWAWInputStreamPtrgetInput ()
 returns the current input
 
bool sendShape (int id)
 tries to send a shape with id
 
bool readShapes (int numShapes, unsigned long shapeLength, unsigned long dataLength)
 try to read the shapes: in fact, the compression header + the list of shapes
 
bool readShape (int n, std::vector< MWAWEntry > const &dataZonesList)
 try to read a shape: to do
 
bool readShapeData (CanvasGraphInternal::Shape &shape)
 try to read the shapes data
 
bool getBitmapBW (CanvasGraphInternal::Shape const &shape, MWAWEmbeddedObject &obj)
 tries to read a bitmap stored in the rectangle's data
 
bool getBitmap (CanvasGraphInternal::Shape const &shape, MWAWEmbeddedObject &obj)
 tries to read the color bitmap stored in 55's shape: v3.5
 
bool readFileBitmap (long length)
 tries to read the file bitmap: windows v3.5
 
bool getPicture (CanvasGraphInternal::Shape const &shape, MWAWEmbeddedObject &obj)
 tries to read a picture stored in the picture's data
 
void update (CanvasGraphInternal::Shape const &shape, MWAWGraphicStyle &style) const
 updates the style corresponding to a shape
 
bool send (CanvasGraphInternal::Shape const &shape, CanvasGraphInternal::LocalTransform const *local=nullptr)
 tries to send a shape
 
bool sendDimension (CanvasGraphInternal::Shape const &shape, CanvasGraphInternal::LocalTransform const &local)
 tries the dimension line's special shape: DIMN
 
bool sendMultiLines (CanvasGraphInternal::Shape const &shape, CanvasGraphInternal::LocalTransform const &local)
 tries the multiligne's special shape: Palm
 
bool sendSpecial (CanvasGraphInternal::Shape const &shape, CanvasGraphInternal::LocalTransform const &local)
 tries to send the special content
 
bool sendText (CanvasGraphInternal::Shape const &shape)
 tries to send the text of a text's shape
 
bool sendText (int zId)
 tries to send the text of a text's shape given a zone id
 
void markSent (int id)
 mark the id's shape as read in debug mode
 
void checkUnsent () const
 look for unsent shapes in debug mode
 

Protected Attributes

MWAWParserStatePtr m_parserState
 the parser state
 
std::shared_ptr< CanvasGraphInternal::Statem_state
 the state
 
CanvasParserm_mainParser
 the main parser;
 
std::shared_ptr< CanvasStyleManagerm_styleManager
 the style manager
 

Private Member Functions

 CanvasGraph (CanvasGraph const &orig)=delete
 
CanvasGraphoperator= (CanvasGraph const &orig)=delete
 

Friends

class CanvasGraphInternal::SubDocument
 
class CanvasParser
 

Detailed Description

the main class to read the graphic part of Canvas file

Constructor & Destructor Documentation

◆ CanvasGraph() [1/2]

CanvasGraph::CanvasGraph ( CanvasParser parser)
explicit

constructor

◆ ~CanvasGraph()

CanvasGraph::~CanvasGraph ( )
virtual

destructor

◆ CanvasGraph() [2/2]

CanvasGraph::CanvasGraph ( CanvasGraph const &  orig)
privatedelete

Member Function Documentation

◆ checkUnsent()

void CanvasGraph::checkUnsent ( ) const
protected

look for unsent shapes in debug mode

◆ getBitmap()

bool CanvasGraph::getBitmap ( CanvasGraphInternal::Shape const &  shape,
MWAWEmbeddedObject obj 
)
protected

tries to read the color bitmap stored in 55's shape: v3.5

Referenced by send().

◆ getBitmapBW()

bool CanvasGraph::getBitmapBW ( CanvasGraphInternal::Shape const &  shape,
MWAWEmbeddedObject obj 
)
protected

tries to read a bitmap stored in the rectangle's data

Referenced by getBitmap(), and send().

◆ getInput()

MWAWInputStreamPtr & CanvasGraph::getInput ( )
protected

◆ getPicture()

bool CanvasGraph::getPicture ( CanvasGraphInternal::Shape const &  shape,
MWAWEmbeddedObject obj 
)
protected

tries to read a picture stored in the picture's data

Referenced by send().

◆ markSent()

void CanvasGraph::markSent ( int  id)
protected

mark the id's shape as read in debug mode

Referenced by markSent(), and send().

◆ operator=()

CanvasGraph & CanvasGraph::operator= ( CanvasGraph const &  orig)
privatedelete

◆ readFileBitmap()

bool CanvasGraph::readFileBitmap ( long  length)
protected

tries to read the file bitmap: windows v3.5

◆ readShape()

bool CanvasGraph::readShape ( int  n,
std::vector< MWAWEntry > const &  dataZonesList 
)
protected

try to read a shape: to do

Referenced by readShapes().

◆ readShapeData()

bool CanvasGraph::readShapeData ( CanvasGraphInternal::Shape shape)
protected

try to read the shapes data

Referenced by readShape().

◆ readShapes()

bool CanvasGraph::readShapes ( int  numShapes,
unsigned long  shapeLength,
unsigned long  dataLength 
)
protected

try to read the shapes: in fact, the compression header + the list of shapes

◆ send()

bool CanvasGraph::send ( CanvasGraphInternal::Shape const &  shape,
CanvasGraphInternal::LocalTransform const *  local = nullptr 
)
protected

tries to send a shape

Referenced by send(), and sendShape().

◆ sendDimension()

bool CanvasGraph::sendDimension ( CanvasGraphInternal::Shape const &  shape,
CanvasGraphInternal::LocalTransform const &  local 
)
protected

tries the dimension line's special shape: DIMN

Referenced by sendSpecial().

◆ sendMultiLines()

bool CanvasGraph::sendMultiLines ( CanvasGraphInternal::Shape const &  shape,
CanvasGraphInternal::LocalTransform const &  local 
)
protected

tries the multiligne's special shape: Palm

Referenced by sendSpecial().

◆ sendShape()

bool CanvasGraph::sendShape ( int  id)
protected

tries to send a shape with id

◆ sendSpecial()

bool CanvasGraph::sendSpecial ( CanvasGraphInternal::Shape const &  shape,
CanvasGraphInternal::LocalTransform const &  local 
)
protected

tries to send the special content

Referenced by send().

◆ sendText() [1/2]

bool CanvasGraph::sendText ( CanvasGraphInternal::Shape const &  shape)
protected

tries to send the text of a text's shape

Referenced by CanvasGraphInternal::SubDocument::parse(), and sendText().

◆ sendText() [2/2]

bool CanvasGraph::sendText ( int  zId)
protected

tries to send the text of a text's shape given a zone id

◆ setInput()

void CanvasGraph::setInput ( MWAWInputStreamPtr input)
protected

store the actual input

◆ update()

void CanvasGraph::update ( CanvasGraphInternal::Shape const &  shape,
MWAWGraphicStyle style 
) const
protected

updates the style corresponding to a shape

Referenced by send().

◆ version()

int CanvasGraph::version ( ) const

returns the file version

Referenced by readShape(), send(), and sendText().

Friends And Related Function Documentation

◆ CanvasGraphInternal::SubDocument

friend class CanvasGraphInternal::SubDocument
friend

◆ CanvasParser

friend class CanvasParser
friend

Member Data Documentation

◆ m_mainParser

CanvasParser* CanvasGraph::m_mainParser
protected

◆ m_parserState

◆ m_state

std::shared_ptr<CanvasGraphInternal::State> CanvasGraph::m_state
protected

◆ m_styleManager

std::shared_ptr<CanvasStyleManager> CanvasGraph::m_styleManager
protected

the style manager

Referenced by getBitmap(), readShapeData(), sendMultiLines(), and update().


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

Generated on Wed May 3 2023 07:18:29 for libmwaw by doxygen 1.9.6