QWinMetaFile Class Reference

#include <qwmf.h>

Public Member Functions
virtual bool	load (const TQString &fileName)
virtual bool	load (TQBuffer &buffer)
virtual bool	paint (const TQPaintDevice *target, bool absolute=false)
bool	isPlaceable (void) const
bool	isEnhanced (void) const
TQRect	bbox (void) const
void	setWindowOrg (long num, short *parms)
void	setWindowExt (long num, short *parms)
void	lineTo (long num, short *parms)
void	moveTo (long num, short *parms)
void	ellipse (long num, short *parms)
void	polygon (long num, short *parms)
void	polyPolygon (long num, short *parms)
void	polyline (long num, short *parms)
void	rectangle (long num, short *parms)
void	roundRect (long num, short *parms)
void	arc (long num, short *parms)
void	chord (long num, short *parms)
void	pie (long num, short *parms)
void	setPolyFillMode (long num, short *parms)
void	setBkColor (long num, short *parms)
void	setBkMode (long num, short *parms)
void	setPixel (long num, short *parms)
void	setRop (long num, short *parms)
void	saveDC (long num, short *parms)
void	restoreDC (long num, short *parms)
void	intersectClipRect (long num, short *parms)
void	excludeClipRect (long num, short *parms)
void	setTextColor (long num, short *parms)
void	setTextAlign (long num, short *parms)
void	textOut (long num, short *parms)
void	extTextOut (long num, short *parms)
void	dibBitBlt (long num, short *parms)
void	dibStretchBlt (long num, short *parms)
void	stretchDib (long num, short *parms)
void	dibCreatePatternBrush (long num, short *parms)
void	selectObject (long num, short *parms)
void	deleteObject (long num, short *parms)
void	createEmptyObject (long num, short *parms)
void	createBrushIndirect (long num, short *parms)
void	createPenIndirect (long num, short *parms)
void	createFontIndirect (long num, short *parms)
void	noop (long, short *)
void	end (long, short *)
int	dpi (void) const

Protected Member Functions
unsigned short	calcCheckSum (WmfPlaceableHeader *)
virtual int	findFunc (unsigned short aFunc) const
TQPointArray *	pointArray (short num, short *parms)
TQColor	color (short *parm)
unsigned int	toDWord (short *parm)
void	xyToAngle (int xStart, int yStart, int xEnd, int yEnd, int &angle, int &aLength)
void	addHandle (WinObjHandle *)
void	deleteHandle (int)
TQt::RasterOp	winToTQtRaster (short parm) const
TQt::RasterOp	winToTQtRaster (long parm) const
bool	dibToBmp (TQImage &bmp, const char *dib, long size)

Protected Attributes
TQPainter	mPainter
bool	mIsPlaceable
bool	mIsEnhanced
bool	mValid
bool	mAbsoluteCoord
TQWMatrix	mInternalWorldMatrix
TQRect	mHeaderBoundingBox
TQRect	mBBox
TQColor	mTextColor
int	mTextAlign
int	mRotation
bool	mWinding
WmfCmd *	mFirstCmd
WinObjHandle **	mObjHandleTab
TQPointArray	mPoints
int	mDpi

Detailed Description

QWinMetaFile is a WMF viewer based on TQt toolkit How to use QWinMetaFile :

  #include "qwmf.h"
  QWinMetaFile wmf;
  TQPicture pic;     // or TQImage pic;
  if ( wmf.load( filename )
*    wmf.paint( &pic );
  

Definition at line 52 of file qwmf.h.

Constructor & Destructor Documentation

QWinMetaFile()

QWinMetaFile::QWinMetaFile

(

)

Definition at line 117 of file qwmf.cpp.

~QWinMetaFile()

QWinMetaFile::~QWinMetaFile ( )

virtual

Definition at line 127 of file qwmf.cpp.

Member Function Documentation

addHandle()

void QWinMetaFile::addHandle ( WinObjHandle * handle )

protected

Handle win-object-handles.

Definition at line 1143 of file qwmf.cpp.

arc()

void QWinMetaFile::arc	(	long	num,
		short *	parms )

draw arc

Definition at line 567 of file qwmf.cpp.

bbox()

TQRect QWinMetaFile::bbox ( void ) const

inline

Returns

bounding rectangle

Definition at line 87 of file qwmf.h.

calcCheckSum()

unsigned short QWinMetaFile::calcCheckSum ( WmfPlaceableHeader * apmfh )

protected

Calculate header checksum.

Definition at line 1050 of file qwmf.cpp.

chord()

void QWinMetaFile::chord	(	long	num,
		short *	parms )

draw chord

Definition at line 581 of file qwmf.cpp.

color()

TQColor QWinMetaFile::color ( short * parm )

protected

Returns color given by the two parameters.

Definition at line 1114 of file qwmf.cpp.

createBrushIndirect()

void QWinMetaFile::createBrushIndirect	(	long	num,
		short *	parms )

create a logical brush

Definition at line 928 of file qwmf.cpp.

createEmptyObject()

void QWinMetaFile::createEmptyObject	(	long	num,
		short *	parms )

create an empty object in the object list

Definition at line 918 of file qwmf.cpp.

createFontIndirect()

void QWinMetaFile::createFontIndirect	(	long	num,
		short *	parms )

create a logical font

Definition at line 1015 of file qwmf.cpp.

createPenIndirect()

void QWinMetaFile::createPenIndirect	(	long	num,
		short *	parms )

create a logical pen

Definition at line 978 of file qwmf.cpp.

deleteHandle()

void QWinMetaFile::deleteHandle ( int idx )

protected

Definition at line 1157 of file qwmf.cpp.

deleteObject()

void QWinMetaFile::deleteObject	(	long	num,
		short *	parms )

Free object handle.

Definition at line 911 of file qwmf.cpp.

dibBitBlt()

void QWinMetaFile::dibBitBlt	(	long	num,
		short *	parms )

copies a DIB into a dest location

Definition at line 797 of file qwmf.cpp.

dibCreatePatternBrush()

void QWinMetaFile::dibCreatePatternBrush	(	long	num,
		short *	parms )

create a pattern brush

Definition at line 886 of file qwmf.cpp.

dibStretchBlt()

void QWinMetaFile::dibStretchBlt	(	long	num,
		short *	parms )

stretches a DIB into a dest location

Definition at line 828 of file qwmf.cpp.

dibToBmp()

bool QWinMetaFile::dibToBmp ( TQImage & bmp, const char * dib, long size )

protected

Converts DIB to BMP.

Definition at line 1227 of file qwmf.cpp.

dpi()

int QWinMetaFile::dpi ( void ) const

inline

Resolution of the image in dots per inch.

Definition at line 177 of file qwmf.h.

ellipse()

void QWinMetaFile::ellipse	(	long	num,
		short *	parms )

draw ellipse

Definition at line 475 of file qwmf.cpp.

end()

void QWinMetaFile::end	(	long	,
		short *	)

end of meta file

Definition at line 1042 of file qwmf.cpp.

excludeClipRect()

void QWinMetaFile::excludeClipRect	(	long	num,
		short *	parms )

delete a clipping rectangle of the original region

Definition at line 680 of file qwmf.cpp.

extTextOut()

void QWinMetaFile::extTextOut	(	long	num,
		short *	parms )

Definition at line 732 of file qwmf.cpp.

findFunc()

int QWinMetaFile::findFunc ( unsigned short aFunc ) const

protectedvirtual

Find function in metafunc table by metafile-function.

Returns index or -1 if not found.

Definition at line 1067 of file qwmf.cpp.

intersectClipRect()

void QWinMetaFile::intersectClipRect	(	long	num,
		short *	parms )

clipping region is the intersection of this region and the original region

Definition at line 663 of file qwmf.cpp.

isEnhanced()

bool QWinMetaFile::isEnhanced ( void ) const

inline

Returns

true if the metafile is enhanced.

Definition at line 82 of file qwmf.h.

isPlaceable()

bool QWinMetaFile::isPlaceable ( void ) const

inline

Returns

true if the metafile is placeable.

Definition at line 77 of file qwmf.h.

lineTo()

void QWinMetaFile::lineTo	(	long	num,
		short *	parms )

draw line to coord

Definition at line 461 of file qwmf.cpp.

load() [1/2]

bool QWinMetaFile::load ( const TQString & fileName )

virtual

Load WMF file.

Returns

true on success.

Definition at line 135 of file qwmf.cpp.

load() [2/2]

bool QWinMetaFile::load ( TQBuffer & buffer )

virtual

Definition at line 160 of file qwmf.cpp.

moveTo()

void QWinMetaFile::moveTo	(	long	num,
		short *	parms )

move pen to coord

Definition at line 468 of file qwmf.cpp.

noop()

void QWinMetaFile::noop	(	long	,
		short *	)

nothing to do

Definition at line 1037 of file qwmf.cpp.

paint()

bool QWinMetaFile::paint ( const TQPaintDevice * target, bool absolute = false )

virtual

Paint metafile to given paint-device using absolute or relative coordinate.

• absolute coord. Reset the world transfomation Matrix
• relative coord. Use the existing world transfomation Matrix

Returns

true on success.

Definition at line 334 of file qwmf.cpp.

pie()

void QWinMetaFile::pie	(	long	num,
		short *	parms )

draw pie

Definition at line 595 of file qwmf.cpp.

pointArray()

TQPointArray * QWinMetaFile::pointArray ( short num, short * parms )

protected

Fills given parms into mPoints.

Definition at line 1079 of file qwmf.cpp.

polygon()

void QWinMetaFile::polygon	(	long	num,
		short *	parms )

draw polygon

Definition at line 482 of file qwmf.cpp.

polyline()

void QWinMetaFile::polyline	(	long	num,
		short *	parms )

draw series of lines

Definition at line 535 of file qwmf.cpp.

polyPolygon()

void QWinMetaFile::polyPolygon	(	long	num,
		short *	parms )

draw a list of polygons

Definition at line 492 of file qwmf.cpp.

rectangle()

void QWinMetaFile::rectangle	(	long	num,
		short *	parms )

draw a rectangle

Definition at line 545 of file qwmf.cpp.

restoreDC()

void QWinMetaFile::restoreDC	(	long	num,
		short *	parms )

restore device context

Definition at line 655 of file qwmf.cpp.

roundRect()

void QWinMetaFile::roundRect	(	long	num,
		short *	parms )

draw round rectangle

Definition at line 552 of file qwmf.cpp.

saveDC()

void QWinMetaFile::saveDC	(	long	num,
		short *	parms )

save device context

Definition at line 648 of file qwmf.cpp.

selectObject()

void QWinMetaFile::selectObject	(	long	num,
		short *	parms )

Activate object handle.

Definition at line 902 of file qwmf.cpp.

setBkColor()

void QWinMetaFile::setBkColor	(	long	num,
		short *	parms )

set background pen color

Definition at line 616 of file qwmf.cpp.

setBkMode()

void QWinMetaFile::setBkMode	(	long	num,
		short *	parms )

set background pen mode

Definition at line 623 of file qwmf.cpp.

setPixel()

void QWinMetaFile::setPixel	(	long	num,
		short *	parms )

set a pixel

Definition at line 631 of file qwmf.cpp.

setPolyFillMode()

void QWinMetaFile::setPolyFillMode	(	long	num,
		short *	parms )

set polygon fill mode

Definition at line 609 of file qwmf.cpp.

setRop()

void QWinMetaFile::setRop	(	long	num,
		short *	parms )

Set raster operation mode.

Definition at line 641 of file qwmf.cpp.

setTextAlign()

void QWinMetaFile::setTextAlign	(	long	num,
		short *	parms )

set text alignment

Definition at line 706 of file qwmf.cpp.

setTextColor()

void QWinMetaFile::setTextColor	(	long	num,
		short *	parms )

set text color

Definition at line 699 of file qwmf.cpp.

setWindowExt()

void QWinMetaFile::setWindowExt	(	long	num,
		short *	parms )

set window extents

Definition at line 426 of file qwmf.cpp.

setWindowOrg()

void QWinMetaFile::setWindowOrg	(	long	num,
		short *	parms )

set window origin

Definition at line 407 of file qwmf.cpp.

stretchDib()

void QWinMetaFile::stretchDib	(	long	num,
		short *	parms )

Definition at line 857 of file qwmf.cpp.

textOut()

void QWinMetaFile::textOut	(	long	num,
		short *	parms )

draw text

Definition at line 713 of file qwmf.cpp.

toDWord()

unsigned int QWinMetaFile::toDWord ( short * parm )

protected

Converts two parameters to long.

Definition at line 1092 of file qwmf.cpp.

winToTQtRaster() [1/2]

TQt::RasterOp QWinMetaFile::winToTQtRaster ( long parm ) const

protected

Definition at line 1185 of file qwmf.cpp.

winToTQtRaster() [2/2]

TQt::RasterOp QWinMetaFile::winToTQtRaster ( short parm ) const

protected

Convert windows rasterOp in TQt rasterOp.

Definition at line 1167 of file qwmf.cpp.

xyToAngle()

void QWinMetaFile::xyToAngle ( int xStart, int yStart, int xEnd, int yEnd, int & angle, int & aLength )

protected

Convert (x1,y1) and (x2, y2) positions in angle and angleLength.

Definition at line 1129 of file qwmf.cpp.

Member Data Documentation

mAbsoluteCoord

bool QWinMetaFile::mAbsoluteCoord

protected

Definition at line 215 of file qwmf.h.

mBBox

TQRect QWinMetaFile::mBBox

protected

Definition at line 218 of file qwmf.h.

mDpi

int QWinMetaFile::mDpi

protected

Definition at line 228 of file qwmf.h.

mFirstCmd

WmfCmd* QWinMetaFile::mFirstCmd

protected

Definition at line 225 of file qwmf.h.

mHeaderBoundingBox

TQRect QWinMetaFile::mHeaderBoundingBox

protected

Definition at line 217 of file qwmf.h.

mInternalWorldMatrix

TQWMatrix QWinMetaFile::mInternalWorldMatrix

protected

Definition at line 216 of file qwmf.h.

mIsEnhanced

bool QWinMetaFile::mIsEnhanced

protected

Definition at line 212 of file qwmf.h.

mIsPlaceable

bool QWinMetaFile::mIsPlaceable

protected

Definition at line 212 of file qwmf.h.

mObjHandleTab

WinObjHandle** QWinMetaFile::mObjHandleTab

protected

Definition at line 226 of file qwmf.h.

mPainter

TQPainter QWinMetaFile::mPainter

protected

Definition at line 211 of file qwmf.h.

mPoints

TQPointArray QWinMetaFile::mPoints

protected

Definition at line 227 of file qwmf.h.

mRotation

int QWinMetaFile::mRotation

protected

Definition at line 222 of file qwmf.h.

mTextAlign

int QWinMetaFile::mTextAlign

protected

Definition at line 222 of file qwmf.h.

mTextColor

TQColor QWinMetaFile::mTextColor

protected

Definition at line 221 of file qwmf.h.

mValid

bool QWinMetaFile::mValid

protected

Definition at line 212 of file qwmf.h.

mWinding

bool QWinMetaFile::mWinding

protected

Definition at line 223 of file qwmf.h.

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

• qwmf.h
• qwmf.cpp