You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
363 lines
13 KiB
363 lines
13 KiB
/* This file is part of the KDE libraries
|
|
* Copyright (c) 1998 Stefan Taferner
|
|
* 2001/2003 thierry lorthiois (lorthioist@wanadoo.fr)
|
|
* With the help of WMF documentation by Caolan Mc Namara
|
|
|
|
This library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Library General Public
|
|
License version 2 as published by the Free Software Foundation.
|
|
|
|
This library is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Library General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Library General Public License
|
|
along with this library; see the file COPYING.LIB. If not, write to
|
|
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
|
|
* Boston, MA 02110-1301, USA.
|
|
*/
|
|
#ifndef _KOWMFREADPRIVATE_H_
|
|
#define _KOWMFREADPRIVATE_H_
|
|
|
|
#include <tqpen.h>
|
|
#include <tqcolor.h>
|
|
#include <tqfont.h>
|
|
#include <tqrect.h>
|
|
#include <tqregion.h>
|
|
#include <tqbuffer.h>
|
|
#include <tqstring.h>
|
|
|
|
#include "kowmfstruct.h"
|
|
#include "kowmfstack.h"
|
|
|
|
class KoWmfRead;
|
|
|
|
/**
|
|
* KoWmfReadPrivate allows to read WMF files
|
|
*
|
|
*/
|
|
|
|
class KoWmfReadPrivate
|
|
{
|
|
public:
|
|
KoWmfReadPrivate();
|
|
virtual ~KoWmfReadPrivate();
|
|
|
|
/**
|
|
* Load WMF file. Returns true on success.
|
|
*/
|
|
bool load( const TQByteArray& array );
|
|
|
|
/**
|
|
* Plays a metafile in @p readKwmf and returns true on success.
|
|
* To draw on a device you have to inherit the class ReadKwmf
|
|
*/
|
|
bool play( KoWmfRead* readKwmf );
|
|
|
|
|
|
/* Metafile painter methods */
|
|
|
|
/// set window origin
|
|
void setWindowOrg( TQ_UINT32 size, TQDataStream& stream );
|
|
/// set window extents
|
|
void setWindowExt( TQ_UINT32 size, TQDataStream& stream );
|
|
/// scale window extents
|
|
void ScaleWindowExt( TQ_UINT32, TQDataStream& stream );
|
|
/// offset in window origin
|
|
void OffsetWindowOrg( TQ_UINT32, TQDataStream& stream );
|
|
|
|
/****************** Drawing *******************/
|
|
/// draw line to coord
|
|
void lineTo( TQ_UINT32 size, TQDataStream& stream );
|
|
/// move pen to coord
|
|
void moveTo( TQ_UINT32 size, TQDataStream& stream );
|
|
/// draw ellipse
|
|
void ellipse( TQ_UINT32 size, TQDataStream& stream );
|
|
/// draw polygon
|
|
void polygon( TQ_UINT32 size, TQDataStream& stream );
|
|
/// draw a list of polygons
|
|
void polyPolygon( TQ_UINT32 size, TQDataStream& stream );
|
|
/// draw series of lines
|
|
void polyline( TQ_UINT32 size, TQDataStream& stream );
|
|
/// draw a rectangle
|
|
void rectangle( TQ_UINT32 size, TQDataStream& stream );
|
|
/// draw round rectangle
|
|
void roundRect( TQ_UINT32 size, TQDataStream& stream );
|
|
/// draw arc
|
|
void arc( TQ_UINT32 size, TQDataStream& stream );
|
|
/// draw chord
|
|
void chord( TQ_UINT32 size, TQDataStream& stream );
|
|
/// draw pie
|
|
void pie( TQ_UINT32 size, TQDataStream& stream );
|
|
/// set polygon fill mode
|
|
void setPolyFillMode( TQ_UINT32 size, TQDataStream& stream );
|
|
/// set background pen color
|
|
void setBkColor( TQ_UINT32 size, TQDataStream& stream );
|
|
/// set background pen mode
|
|
void setBkMode( TQ_UINT32 size, TQDataStream& stream );
|
|
/// set a pixel
|
|
void setPixel( TQ_UINT32 size, TQDataStream& stream );
|
|
/// set raster operation mode
|
|
void setRop( TQ_UINT32 size, TQDataStream& stream );
|
|
/// save device context */
|
|
void saveDC( TQ_UINT32 size, TQDataStream& stream );
|
|
/// restore device context
|
|
void restoreDC( TQ_UINT32 size, TQDataStream& stream );
|
|
/// clipping region is the intersection of this region and the original region
|
|
void intersectClipRect( TQ_UINT32 size, TQDataStream& stream );
|
|
/// delete a clipping rectangle of the original region
|
|
void excludeClipRect( TQ_UINT32 size, TQDataStream& stream );
|
|
|
|
/****************** Text *******************/
|
|
/// set text color
|
|
void setTextColor( TQ_UINT32 size, TQDataStream& stream );
|
|
/// set text tqalignment
|
|
void setTextAlign( TQ_UINT32 size, TQDataStream& stream );
|
|
/// draw text
|
|
void textOut( TQ_UINT32 size, TQDataStream& stream );
|
|
void extTextOut( TQ_UINT32 size, TQDataStream& stream );
|
|
|
|
/****************** Bitmap *******************/
|
|
void SetStretchBltMode( TQ_UINT32, TQDataStream& stream );
|
|
/// copies a DIB into a dest location
|
|
void dibBitBlt( TQ_UINT32 size, TQDataStream& stream );
|
|
/// stretches a DIB into a dest location
|
|
void dibStretchBlt( TQ_UINT32 size, TQDataStream& stream );
|
|
void stretchDib( TQ_UINT32 size, TQDataStream& stream );
|
|
/// create a pattern brush
|
|
void dibCreatePatternBrush( TQ_UINT32 size, TQDataStream& stream );
|
|
|
|
/****************** Object handle *******************/
|
|
/// activate object handle
|
|
void selectObject( TQ_UINT32 size, TQDataStream& stream );
|
|
/// free object handle
|
|
void deleteObject( TQ_UINT32 size, TQDataStream& stream );
|
|
/// create an empty object in the object list
|
|
void createEmptyObject();
|
|
/// create a logical brush
|
|
void createBrushIndirect( TQ_UINT32 size, TQDataStream& stream );
|
|
/// create a logical pen
|
|
void createPenIndirect( TQ_UINT32 size, TQDataStream& stream );
|
|
/// create a logical font
|
|
void createFontIndirect( TQ_UINT32 size, TQDataStream& stream );
|
|
|
|
/****************** misc *******************/
|
|
/// end of meta file
|
|
void end( TQ_UINT32, TQDataStream& stream );
|
|
|
|
/** Calculate header checksum */
|
|
static TQ_UINT16 calcCheckSum( WmfPlaceableHeader* );
|
|
|
|
// function unimplemented
|
|
void notyet( TQ_UINT32, TQDataStream& stream );
|
|
void region( TQ_UINT32, TQDataStream& stream );
|
|
void palette( TQ_UINT32, TQDataStream& stream );
|
|
void escape( TQ_UINT32, TQDataStream& stream );
|
|
void setRelAbs( TQ_UINT32, TQDataStream& stream );
|
|
void setMapMode( TQ_UINT32, TQDataStream& stream );
|
|
void extFloodFill( TQ_UINT32, TQDataStream& stream );
|
|
void startDoc( TQ_UINT32, TQDataStream& stream );
|
|
void startPage( TQ_UINT32, TQDataStream& stream );
|
|
void endDoc( TQ_UINT32, TQDataStream& stream );
|
|
void endPage( TQ_UINT32, TQDataStream& stream );
|
|
void resetDC( TQ_UINT32, TQDataStream& stream );
|
|
void bitBlt( TQ_UINT32, TQDataStream& stream );
|
|
void setDibToDev( TQ_UINT32, TQDataStream& stream );
|
|
void createBrush( TQ_UINT32, TQDataStream& stream );
|
|
void createPatternBrush( TQ_UINT32, TQDataStream& stream );
|
|
void createBitmap( TQ_UINT32, TQDataStream& stream );
|
|
void createBitmapIndirect( TQ_UINT32, TQDataStream& stream );
|
|
void createPalette( TQ_UINT32, TQDataStream& stream );
|
|
void createRegion( TQ_UINT32, TQDataStream& stream );
|
|
|
|
private:
|
|
//-----------------------------------------------------------------------------
|
|
// Utilities and conversion Wmf -> TQt
|
|
|
|
/** Handle win-object-handles */
|
|
bool addHandle( KoWmfHandle* );
|
|
void deleteHandle( int );
|
|
|
|
/** Convert TQINT16 points into TQPointArray */
|
|
void pointArray( TQDataStream& stream, TQPointArray& pa );
|
|
|
|
/** Convertion between windows color and TQColor */
|
|
TQColor qtColor( TQ_UINT32 color ) const
|
|
{ return TQColor( color & 0xFF, (color>>8) & 0xFF, (color>>16) & 0xFF ); }
|
|
|
|
/** Convert (x1,y1) and (x2, y2) positions in angle and angleLength */
|
|
void xyToAngle( int xStart, int yStart, int xEnd, int yEnd, int& angle, int& aLength );
|
|
|
|
/** Convert windows rasterOp in QT rasterOp */
|
|
TQt::RasterOp winToTQtRaster( TQ_UINT16 param ) const;
|
|
TQt::RasterOp winToTQtRaster( TQ_UINT32 param ) const;
|
|
|
|
/** Converts DIB to BMP */
|
|
bool dibToBmp( TQImage& bmp, TQDataStream& stream, TQ_UINT32 size);
|
|
|
|
|
|
public:
|
|
// state of the WMF
|
|
bool mValid;
|
|
bool mStandard;
|
|
bool mPlaceable;
|
|
bool mEnhanced;
|
|
|
|
/// bounding rectangle
|
|
TQRect mBBox; // placeable file : this is the header
|
|
// standard file : this is the value in setWindowOrg and setWindowExt
|
|
/// number of points per inch for the default size
|
|
int mDpi;
|
|
|
|
/// number of functions to draw (==0 for all)
|
|
int mNbrFunc;
|
|
|
|
private:
|
|
// the output
|
|
KoWmfRead *mReadWmf;
|
|
|
|
// current coordinate != mBBox
|
|
TQRect mWindow;
|
|
// current state of the drawing
|
|
TQColor mTextColor;
|
|
TQ_UINT16 mTextAlign;
|
|
int mTextRotation;
|
|
bool mWinding;
|
|
|
|
// memory allocation for WMF file
|
|
TQBuffer* mBuffer;
|
|
int mOffsetFirstRecord;
|
|
|
|
// stack of object handle
|
|
KoWmfHandle** mObjHandleTab;
|
|
// number of object on the stack
|
|
int mNbrObject;
|
|
bool mStackOverflow;
|
|
};
|
|
|
|
/**
|
|
* static data
|
|
*/
|
|
static const struct KoWmfFunc {
|
|
void ( KoWmfReadPrivate::*method )( TQ_UINT32, TQDataStream& );
|
|
} koWmfFunc[] = {
|
|
{ &KoWmfReadPrivate::end }, // 0
|
|
{ &KoWmfReadPrivate::setBkColor }, // 1
|
|
{ &KoWmfReadPrivate::setBkMode }, // 2
|
|
{ &KoWmfReadPrivate::setMapMode }, // 3
|
|
{ &KoWmfReadPrivate::setRop }, // 4
|
|
{ &KoWmfReadPrivate::setRelAbs }, // 5
|
|
{ &KoWmfReadPrivate::setPolyFillMode }, // 6
|
|
{ &KoWmfReadPrivate::SetStretchBltMode }, // 7
|
|
{ &KoWmfReadPrivate::notyet }, // 8
|
|
{ &KoWmfReadPrivate::setTextColor }, // 9
|
|
{ &KoWmfReadPrivate::ScaleWindowExt }, // 10
|
|
{ &KoWmfReadPrivate::setWindowOrg }, // 11
|
|
{ &KoWmfReadPrivate::setWindowExt }, // 12
|
|
{ &KoWmfReadPrivate::notyet }, // 13
|
|
{ &KoWmfReadPrivate::notyet }, // 14
|
|
{ &KoWmfReadPrivate::OffsetWindowOrg }, // 15
|
|
{ &KoWmfReadPrivate::notyet }, // 16
|
|
{ &KoWmfReadPrivate::notyet }, // 17
|
|
{ &KoWmfReadPrivate::notyet }, // 18
|
|
{ &KoWmfReadPrivate::lineTo }, // 19
|
|
{ &KoWmfReadPrivate::moveTo }, // 20
|
|
{ &KoWmfReadPrivate::excludeClipRect }, // 21
|
|
{ &KoWmfReadPrivate::intersectClipRect }, // 22
|
|
{ &KoWmfReadPrivate::arc }, // 23
|
|
{ &KoWmfReadPrivate::ellipse }, // 24
|
|
{ &KoWmfReadPrivate::notyet }, // 25
|
|
{ &KoWmfReadPrivate::pie }, // 26
|
|
{ &KoWmfReadPrivate::rectangle }, // 27
|
|
{ &KoWmfReadPrivate::roundRect }, // 28
|
|
{ &KoWmfReadPrivate::notyet }, // 29
|
|
{ &KoWmfReadPrivate::saveDC }, // 30
|
|
{ &KoWmfReadPrivate::setPixel }, // 31
|
|
{ &KoWmfReadPrivate::notyet }, // 32
|
|
{ &KoWmfReadPrivate::textOut }, // 33
|
|
{ &KoWmfReadPrivate::bitBlt }, // 34
|
|
{ &KoWmfReadPrivate::notyet }, // 35
|
|
{ &KoWmfReadPrivate::polygon }, // 36
|
|
{ &KoWmfReadPrivate::polyline }, // 37
|
|
{ &KoWmfReadPrivate::escape }, // 38
|
|
{ &KoWmfReadPrivate::restoreDC }, // 39
|
|
{ &KoWmfReadPrivate::region }, // 40
|
|
{ &KoWmfReadPrivate::region }, // 41
|
|
{ &KoWmfReadPrivate::region }, // 42
|
|
{ &KoWmfReadPrivate::region }, // 43
|
|
{ &KoWmfReadPrivate::region }, // 44
|
|
{ &KoWmfReadPrivate::selectObject }, // 45
|
|
{ &KoWmfReadPrivate::setTextAlign }, // 46
|
|
{ 0 }, // 47
|
|
{ &KoWmfReadPrivate::chord }, // 48
|
|
{ &KoWmfReadPrivate::notyet }, // 49
|
|
{ &KoWmfReadPrivate::extTextOut }, // 50
|
|
{ &KoWmfReadPrivate::setDibToDev }, // 51
|
|
{ &KoWmfReadPrivate::palette }, // 52
|
|
{ &KoWmfReadPrivate::palette }, // 53
|
|
{ &KoWmfReadPrivate::palette }, // 54
|
|
{ &KoWmfReadPrivate::palette }, // 55
|
|
{ &KoWmfReadPrivate::polyPolygon }, // 56
|
|
{ &KoWmfReadPrivate::palette }, // 57
|
|
{ 0 }, // 58
|
|
{ 0 }, // 59
|
|
{ 0 }, // 60
|
|
{ 0 }, // 61
|
|
{ 0 }, // 62
|
|
{ 0 }, // 63
|
|
{ &KoWmfReadPrivate::dibBitBlt }, // 64
|
|
{ &KoWmfReadPrivate::dibStretchBlt }, // 65
|
|
{ &KoWmfReadPrivate::dibCreatePatternBrush }, // 66
|
|
{ &KoWmfReadPrivate::stretchDib }, // 67
|
|
{ 0 }, // 68
|
|
{ 0 }, // 69
|
|
{ 0 }, // 70
|
|
{ 0 }, // 71
|
|
{ &KoWmfReadPrivate::extFloodFill }, // 72
|
|
{ 0 }, // 73
|
|
{ 0 }, // 74
|
|
{ 0 }, // 75
|
|
{ &KoWmfReadPrivate::resetDC }, // 76
|
|
{ &KoWmfReadPrivate::startDoc }, // 77
|
|
{ 0 }, // 78
|
|
{ &KoWmfReadPrivate::startPage }, // 79
|
|
{ &KoWmfReadPrivate::endPage }, // 80
|
|
{ 0 }, // 81
|
|
{ 0 }, // 82
|
|
{ 0 }, // 83
|
|
{ 0 }, // 84
|
|
{ 0 }, // 85
|
|
{ 0 }, // 86
|
|
{ 0 }, // 87
|
|
{ 0 }, // 88
|
|
{ 0 }, // 89
|
|
{ 0 }, // 90
|
|
{ 0 }, // 91
|
|
{ 0 }, // 92
|
|
{ 0 }, // 93
|
|
{ &KoWmfReadPrivate::endDoc }, // 94
|
|
{ 0 }, // 95
|
|
// 0x5F last function until 0xF0
|
|
{ &KoWmfReadPrivate::deleteObject }, // 96
|
|
{ 0 }, // 97
|
|
{ 0 }, // 98
|
|
{ 0 }, // 99
|
|
{ 0 }, // 100
|
|
{ 0 }, // 101
|
|
{ 0 }, // 102
|
|
{ &KoWmfReadPrivate::createPalette }, // 103
|
|
{ &KoWmfReadPrivate::createBrush }, // 104
|
|
{ &KoWmfReadPrivate::createPatternBrush }, // 105
|
|
{ &KoWmfReadPrivate::createPenIndirect }, // 106
|
|
{ &KoWmfReadPrivate::createFontIndirect }, // 107
|
|
{ &KoWmfReadPrivate::createBrushIndirect }, //108
|
|
{ &KoWmfReadPrivate::createBitmapIndirect }, //109
|
|
{ &KoWmfReadPrivate::createBitmap }, // 110
|
|
{ &KoWmfReadPrivate::createRegion } // 111
|
|
};
|
|
|
|
|
|
#endif
|
|
|