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libreoffice/cppcanvas/source/mtfrenderer/emfplus.cxx

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added copyright notice
2010-09-15 11:00:19 +02:00
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2010 Novell, Inc.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org 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 Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
emf+-cppcanvas-renderer.diff: emf+ import - rendering implementation
2010-09-15 10:54:38 +02:00
#include <tools/stream.hxx>
#include <vcl/metaact.hxx>
#include <svtools/filter.hxx>
#include <basegfx/tools/canvastools.hxx>
#include <basegfx/tools/tools.hxx>
#include <basegfx/numeric/ftools.hxx>
#include <basegfx/point/b2dpoint.hxx>
#include <basegfx/vector/b2dsize.hxx>
#include <basegfx/range/b2drange.hxx>
#include <basegfx/range/b2drectangle.hxx>
#include <basegfx/polygon/b2dpolygon.hxx>
#include <basegfx/polygon/b2dpolypolygon.hxx>
#include <basegfx/polygon/b2dpolypolygontools.hxx>
#include <vcl/canvastools.hxx>
#include <com/sun/star/rendering/XCanvas.hpp>
#include <com/sun/star/rendering/TexturingMode.hpp>
#include <com/sun/star/rendering/XParametricPolyPolygon2DFactory.hpp>
#include <bitmapaction.hxx>
#include <implrenderer.hxx>
#include <outdevstate.hxx>
#include <polypolyaction.hxx>
#define EmfPlusRecordTypeHeader 16385
#define EmfPlusRecordTypeEndOfFile 16386
#define EmfPlusRecordTypeGetDC 16388
#define EmfPlusRecordTypeObject 16392
#define EmfPlusRecordTypeFillRects 16394
#define EmfPlusRecordTypeFillPolygon 16396
#define EmfPlusRecordTypeDrawLines 16397
#define EmfPlusRecordTypeFillPath 16404
#define EmfPlusRecordTypeDrawPath 16405
#define EmfPlusRecordTypeDrawImagePoints 16411
#define EmfPlusRecordTypeDrawString 16412
#define EmfPlusRecordTypeSetRenderingOrigin 16413
#define EmfPlusRecordTypeSetAntiAliasMode 16414
#define EmfPlusRecordTypeSetTextRenderingHint 16415
#define EmfPlusRecordTypeSetInterpolationMode 16417
#define EmfPlusRecordTypeSetPixelOffsetMode 16418
#define EmfPlusRecordTypeSetCompositingQuality 16420
#define EmfPlusRecordTypeSave 16421
#define EmfPlusRecordTypeSetWorldTransform 16426
#define EmfPlusRecordTypeResetWorldTransform 16427
#define EmfPlusRecordTypeSetPageTransform 16432
#define EmfPlusRecordTypeSetClipPath 16435
#define EmfPlusRecordTypeSetClipRegion 16436
#define EmfPlusRecordTypeDrawDriverString 16438
#define EmfPlusObjectTypeBrush 0x100
#define EmfPlusObjectTypePen 0x200
#define EmfPlusObjectTypePath 0x300
#define EmfPlusObjectTypeRegion 0x400
#define EmfPlusObjectTypeImage 0x500
#define EmfPlusObjectTypeFont 0x600
#define EmfPlusObjectTypeStringFormat 0x700
#define EmfPlusObjectTypeImageAttributes 0x800
#define EmfPlusRegionInitialStateRectangle 0x10000000
#define EmfPlusRegionInitialStatePath 0x10000001
#define EmfPlusRegionInitialStateEmpty 0x10000002
#define EmfPlusRegionInitialStateInfinite 0x10000003
#define EMFP_DEBUG(x)
//#define EMFP_DEBUG(x) x
using namespace ::com::sun::star;
namespace cppcanvas
{
namespace internal
{
EMFP_DEBUG (void dumpWords (SvStream& s, int i)
{
sal_uInt32 pos = s.Tell ();
INT16 data;
for (; i > 0; i --) {
s >> data;
printf ("EMF+\tdata: %04hX\n", data);
}
s.Seek (pos);
});
struct EMFPObject
{
};
struct EMFPPath : public EMFPObject
{
::basegfx::B2DPolyPolygon aPolygon;
sal_Int32 nPoints;
float* pPoints;
sal_uInt8* pPointTypes;
public:
EMFPPath (sal_Int32 _nPoints, bool bLines = false)
{
nPoints = _nPoints;
pPoints = new float [nPoints*2];
if (!bLines)
pPointTypes = new sal_uInt8 [_nPoints];
else
pPointTypes = NULL;
}
~EMFPPath ()
{
delete [] pPoints;
delete [] pPointTypes;
}
// TODO: remove rR argument when debug code is not longer needed
void Read (SvStream& s, UINT32 pathFlags, ImplRenderer& rR)
{
for (int i = 0; i < nPoints; i ++) {
if (pathFlags & 0x4000) {
// points are stored in short 16bit integer format
UINT16 x, y;
s >> x >> y;
EMFP_DEBUG (printf ("EMF+\tpoint [x,y]: %hd,%hd\n", x, y));
pPoints [i*2] = x;
pPoints [i*2 + 1] = y;
} else {
// points are stored in Single (float) format
s >> pPoints [i*2] >> pPoints [i*2 + 1];
EMFP_DEBUG (printf ("EMF+\tpoint [x,y]: %f,%f\n", pPoints [i*2], pPoints [i*2 + 1]));
}
}
if (pPointTypes)
for (int i = 0; i < nPoints; i ++) {
UINT8 pathType;
s >> pPointTypes [i];
EMFP_DEBUG (printf ("EMF+\tpoint type: %x\n", pPointTypes [i]));
}
aPolygon.clear ();
// debug code
const ::basegfx::B2DRectangle aBounds (::basegfx::tools::getRange (GetPolygon (rR)));
EMFP_DEBUG (printf ("EMF+\tpolygon bounding box: %f,%f %fx%f (mapped)\n", aBounds.getMinX (), aBounds.getMinY (), aBounds.getWidth (), aBounds.getHeight ()));
}
::basegfx::B2DPolyPolygon& GetPolygon (ImplRenderer& rR, bool bMapIt = true)
{
::basegfx::B2DPolygon polygon;
sal_Int32 points = nPoints;
aPolygon.clear ();
int last_normal = 0, p = 0;
::basegfx::B2DPoint prev, mapped;
bool hasPrev = false;
for (int i = 0; i < nPoints; i ++) {
if (p && pPointTypes && (pPointTypes [i] == 0)) {
aPolygon.append (polygon);
last_normal = i;
p = 0;
polygon.clear ();
}
if (bMapIt)
mapped = rR.Map (pPoints [i*2], pPoints [i*2 + 1]);
else
mapped = ::basegfx::B2DPoint (pPoints [i*2], pPoints [i*2 + 1]);
//EMFP_DEBUG (printf ("polygon point: %f,%f mapped: %f,%f\n", pPoints [i*2], pPoints [i*2 + 1], mapped.getX (), mapped.getY ()));
if (pPointTypes) {
if ((pPointTypes [i] & 0x07) == 3) {
if (((i - last_normal )% 3) == 1) {
polygon.setNextControlPoint (p - 1, mapped);
continue;
} else if (((i - last_normal) % 3) == 2) {
prev = mapped;
hasPrev = true;
continue;
}
} else
last_normal = i;
}
polygon.append (mapped);
if (hasPrev) {
polygon.setPrevControlPoint (p, prev);
hasPrev = false;
}
p ++;
if (pPointTypes && (pPointTypes [i] & 0x80)) { // closed polygon
polygon.setClosed (true);
aPolygon.append (polygon);
last_normal = i + 1;
p = 0;
polygon.clear ();
}
}
if (polygon.count ())
aPolygon.append (polygon);
return aPolygon;
}
};
struct EMFPRegion : public EMFPObject
{
sal_Int32 parts;
sal_Int32 *combineMode;
sal_Int32 initialState;
EMFPPath *initialPath;
float ix, iy, iw, ih;
EMFPRegion ()
{
combineMode = NULL;
initialPath = NULL;
}
~EMFPRegion ()
{
if (combineMode) {
delete [] combineMode;
combineMode = NULL;
}
if (initialPath) {
delete initialPath;
initialPath = NULL;
}
}
void Read (SvStream& s)
{
sal_uInt32 header;
s >> header >> parts;
EMFP_DEBUG (printf ("EMF+\tregion\n"));
EMFP_DEBUG (printf ("EMF+\theader: 0x%08x parts: %d\n", header, parts));
if (parts) {
combineMode = new sal_Int32 [parts];
for (int i = 0; i < parts; i ++) {
s >> combineMode [i];
EMFP_DEBUG (printf ("EMF+\tcombine mode [%d]: 0x%08x\n", i, combineMode [i]));
}
}
s >> initialState;
EMFP_DEBUG (printf ("EMF+\tinitial state: 0x%08x\n", initialState));
}
};
struct EMFPBrush : public EMFPObject
{
::Color solidColor;
sal_uInt32 type;
sal_uInt32 additionalFlags;
/* linear gradient */
sal_Int32 wrapMode;
float areaX, areaY, areaWidth, areaHeight;
::Color secondColor; // first color is stored in solidColor;
XForm transformation;
bool hasTransformation;
sal_Int32 blendPoints;
float* blendPositions;
float* blendFactors;
sal_Int32 colorblendPoints;
float* colorblendPositions;
::Color* colorblendColors;
sal_Int32 surroundColorsNumber;
::Color* surroundColors;
EMFPPath *path;
public:
EMFPBrush ()
{
blendPositions = NULL;
colorblendPositions = NULL;
colorblendColors = NULL;
surroundColors = NULL;
path = NULL;
hasTransformation = false;
}
~EMFPBrush ()
{
if (blendPositions != NULL) {
delete[] blendPositions;
blendPositions = NULL;
}
if (colorblendPositions != NULL) {
delete[] colorblendPositions;
colorblendPositions = NULL;
}
if (colorblendColors != NULL) {
delete[] colorblendColors;
colorblendColors = NULL;
}
if (surroundColors != NULL) {
delete[] surroundColors;
surroundColors = NULL;
}
if (path) {
delete path;
path = NULL;
}
}
UINT32 GetType () { return type; }
const ::Color& GetColor () { return solidColor; }
void Read (SvStream& s, ImplRenderer& rR)
{
UINT32 header;
s >> header >> type;
EMFP_DEBUG (printf ("EMF+\tbrush\nEMF+\theader: 0x%08x type: %d\n", header, type));
switch (type) {
case 0:
{
UINT32 color;
s >> color;
solidColor = ::Color (0xff - (color >> 24), (color >> 16) & 0xff, (color >> 8) & 0xff, color & 0xff);
EMFP_DEBUG (printf ("EMF+\tsolid color: 0x%08x\n", color));
break;
}
// path gradient
case 3:
{
s >> additionalFlags >> wrapMode;
EMFP_DEBUG (printf ("EMF+\tpath gradient, additional flags: 0x%02x\n", additionalFlags));
UINT32 color;
s >> color;
solidColor = ::Color (0xff - (color >> 24), (color >> 16) & 0xff, (color >> 8) & 0xff, color & 0xff);
EMFP_DEBUG (printf ("EMF+\tcenter color: 0x%08x\n", color));
s >> areaX >> areaY;
EMFP_DEBUG (printf ("EMF+\tcenter point: %f,%f\n", areaX, areaY));
s >> surroundColorsNumber;
EMFP_DEBUG (printf ("EMF+\tsurround colors: %d\n", surroundColorsNumber));
surroundColors = new ::Color [surroundColorsNumber];
for (int i = 0; i < surroundColorsNumber; i++) {
s >> color;
surroundColors[i] = ::Color (0xff - (color >> 24), (color >> 16) & 0xff, (color >> 8) & 0xff, color & 0xff);
if (i == 0)
secondColor = surroundColors [0];
EMFP_DEBUG (printf ("EMF+\tsurround color[%d]: 0x%08x\n", i, color));
}
if (additionalFlags & 0x01) {
sal_Int32 pathLength;
s >> pathLength;
EMFP_DEBUG (printf ("EMF+\tpath length: %d\n", pathLength));
sal_uInt32 pos = s.Tell ();
EMFP_DEBUG (dumpWords (s, 32));
sal_uInt32 pathHeader;
sal_Int32 pathPoints, pathFlags;
s >> pathHeader >> pathPoints >> pathFlags;
EMFP_DEBUG (printf ("EMF+\tpath (brush path gradient)\n"));
EMFP_DEBUG (printf ("EMF+\theader: 0x%08x points: %d additional flags: 0x%08x\n", pathHeader, pathPoints, pathFlags));
path = new EMFPPath (pathPoints);
path->Read (s, pathFlags, rR);
s.Seek (pos + pathLength);
const ::basegfx::B2DRectangle aBounds (::basegfx::tools::getRange (path->GetPolygon (rR, false)));
areaWidth = aBounds.getWidth ();
areaHeight = aBounds.getHeight ();
EMFP_DEBUG (printf ("EMF+\tpolygon bounding box: %f,%f %fx%f\n", aBounds.getMinX (), aBounds.getMinY (), aBounds.getWidth (), aBounds.getHeight ()));
if (additionalFlags & 0x02) {
EMFP_DEBUG (printf ("EMF+\tuse transformation\n", color));
s >> transformation;
hasTransformation = true;
EMFP_DEBUG (printf ("EMF+\tm11: %f m12: %f\nEMF+\tm21: %f m22: %f\nEMF+\tdx: %f dy: %f\n",
transformation.eM11, transformation.eM12,
transformation.eM21, transformation.eM22,
transformation.eDx, transformation.eDy));
}
if (additionalFlags & 0x08) {
s >> blendPoints;
EMFP_DEBUG (printf ("EMF+\tuse blend, points: %d\n", blendPoints));
blendPositions = new float [2*blendPoints];
blendFactors = blendPositions + blendPoints;
for (int i=0; i < blendPoints; i ++) {
s >> blendPositions [i];
EMFP_DEBUG (printf ("EMF+\tposition[%d]: %f\n", i, blendPositions [i]));
}
for (int i=0; i < blendPoints; i ++) {
s >> blendFactors [i];
EMFP_DEBUG (printf ("EMF+\tfactor[%d]: %f\n", i, blendFactors [i]));
}
}
if (additionalFlags & 0x04) {
s >> colorblendPoints;
EMFP_DEBUG (printf ("EMF+\tuse color blend, points: %d\n", colorblendPoints));
colorblendPositions = new float [colorblendPoints];
colorblendColors = new ::Color [colorblendPoints];
for (int i=0; i < colorblendPoints; i ++) {
s >> colorblendPositions [i];
EMFP_DEBUG (printf ("EMF+\tposition[%d]: %f\n", i, colorblendPositions [i]));
}
for (int i=0; i < colorblendPoints; i ++) {
s >> color;
colorblendColors [i] = ::Color (0xff - (color >> 24), (color >> 16) & 0xff, (color >> 8) & 0xff, color & 0xff);
EMFP_DEBUG (printf ("EMF+\tcolor[%d]: 0x%08x\n", i, color));
}
}
} else
EMFP_DEBUG (dumpWords (s, 1024));
break;
}
// linear gradient
case 4:
{
s >> additionalFlags >> wrapMode;
EMFP_DEBUG (printf ("EMF+\tlinear gradient, additional flags: 0x%02x\n", additionalFlags));
s >> areaX >> areaY >> areaWidth >> areaHeight;
EMFP_DEBUG (printf ("EMF+\tarea: %f,%f - %fx%f\n", areaX, areaY, areaWidth, areaHeight));
UINT32 color;
s >> color;
solidColor = ::Color (0xff - (color >> 24), (color >> 16) & 0xff, (color >> 8) & 0xff, color & 0xff);
EMFP_DEBUG (printf ("EMF+\tfirst color: 0x%08x\n", color));
s >> color;
secondColor = ::Color (0xff - (color >> 24), (color >> 16) & 0xff, (color >> 8) & 0xff, color & 0xff);
EMFP_DEBUG (printf ("EMF+\tsecond color: 0x%08x\n", color));
// repeated colors, unknown meaning, see http://www.aces.uiuc.edu/~jhtodd/Metafile/MetafileRecords/ObjectBrush.html
s >> color;
s >> color;
if (additionalFlags & 0x02) {
EMFP_DEBUG (printf ("EMF+\tuse transformation\n", color));
s >> transformation;
hasTransformation = true;
EMFP_DEBUG (printf ("EMF+\tm11: %f m12: %f\nEMF+\tm21: %f m22: %f\nEMF+\tdx: %f dy: %f\n",
transformation.eM11, transformation.eM12,
transformation.eM21, transformation.eM22,
transformation.eDx, transformation.eDy));
}
if (additionalFlags & 0x08) {
s >> blendPoints;
EMFP_DEBUG (printf ("EMF+\tuse blend, points: %d\n", blendPoints));
blendPositions = new float [2*blendPoints];
blendFactors = blendPositions + blendPoints;
for (int i=0; i < blendPoints; i ++) {
s >> blendPositions [i];
EMFP_DEBUG (printf ("EMF+\tposition[%d]: %f\n", i, blendPositions [i]));
}
for (int i=0; i < blendPoints; i ++) {
s >> blendFactors [i];
EMFP_DEBUG (printf ("EMF+\tfactor[%d]: %f\n", i, blendFactors [i]));
}
}
if (additionalFlags & 0x04) {
s >> colorblendPoints;
EMFP_DEBUG (printf ("EMF+\tuse color blend, points: %d\n", colorblendPoints));
colorblendPositions = new float [colorblendPoints];
colorblendColors = new ::Color [colorblendPoints];
for (int i=0; i < colorblendPoints; i ++) {
s >> colorblendPositions [i];
EMFP_DEBUG (printf ("EMF+\tposition[%d]: %f\n", i, colorblendPositions [i]));
}
for (int i=0; i < colorblendPoints; i ++) {
s >> color;
colorblendColors [i] = ::Color (0xff - (color >> 24), (color >> 16) & 0xff, (color >> 8) & 0xff, color & 0xff);
EMFP_DEBUG (printf ("EMF+\tcolor[%d]: 0x%08x\n", i, color));
}
}
break;
}
default:
EMFP_DEBUG (printf ("EMF+\tunhandled brush type: %d\n", type));
}
}
};
struct EMFPPen : public EMFPBrush
{
XForm transformation;
float width;
sal_Int32 startCap;
sal_Int32 endCap;
sal_Int32 lineJoin;
float mitterLimit;
sal_Int32 dashStyle;
sal_Int32 dashCap;
float dashOffset;
sal_Int32 dashPatternLen;
float *dashPattern;
sal_Int32 alignment;
sal_Int32 compoundArrayLen;
float *compoundArray;
sal_Int32 customStartCapLen;
sal_uInt8 *customStartCap;
sal_Int32 customEndCapLen;
sal_uInt8 *customEndCap;
public:
EMFPPen () : EMFPBrush ()
{
}
void SetStrokeAttributes (rendering::StrokeAttributes& rStrokeAttributes, ImplRenderer& rR, const OutDevState& rState)
{
rStrokeAttributes.StrokeWidth = (rState.mapModeTransform * rR.MapSize (width, 0)).getX ();
}
void Read (SvStream& s, ImplRenderer& rR, sal_Int32 nHDPI, sal_Int32 nVDPI)
{
UINT32 header, unknown, penFlags, unknown2;
int i;
s >> header >> unknown >> penFlags >> unknown2 >> width;
EMFP_DEBUG (printf ("EMF+\tpen\nEMF+\theader: 0x%08x unknown: 0x%08x additional flags: 0x%08x unknown: 0x%08x width: %f\n", header, unknown, penFlags, unknown2, width));
if (penFlags & 1)
s >> transformation;
if (penFlags & 2)
s >> startCap;
else
startCap = 0;
if (penFlags & 4)
s >> endCap;
else
endCap = 0;
if (penFlags & 8)
s >> lineJoin;
else
lineJoin = 0;
if (penFlags & 16)
s >> mitterLimit;
else
mitterLimit = 0;
if (penFlags & 32)
s >> dashStyle;
else
dashStyle = 0;
if (penFlags & 64)
s >> dashCap;
else
dashCap = 0;
if (penFlags & 128)
s >> dashOffset;
else
dashOffset = 0;
if (penFlags & 256) {
s >> dashPatternLen;
dashPattern = new float [dashPatternLen];
for (i = 0; i < dashPatternLen; i++)
s >> dashPattern [i];
} else
dashPatternLen = 0;
if (penFlags & 512)
s >> alignment;
else
alignment = 0;
if (penFlags & 1024) {
s >> compoundArrayLen;
compoundArray = new float [compoundArrayLen];
for (i = 0; i < compoundArrayLen; i++)
s >> compoundArray [i];
} else
compoundArrayLen = 0;
if (penFlags & 2048) {
s >> customStartCapLen;
customStartCap = new sal_uInt8 [customStartCapLen];
for (i = 0; i < customStartCapLen; i++)
s >> customStartCap [i];
} else
customStartCapLen = 0;
if (penFlags & 4096) {
s >> customEndCapLen;
customEndCap = new sal_uInt8 [customEndCapLen];
for (i = 0; i < customEndCapLen; i++)
s >> customEndCap [i];
} else
customEndCapLen = 0;
EMFPBrush::Read (s, rR);
}
};
struct EMFPImage : public EMFPObject
{
sal_uInt32 type;
sal_Int32 width;
sal_Int32 height;
sal_Int32 stride;
sal_Int32 pixelFormat;
Graphic graphic;
void Read (SvStream &s)
{
sal_uInt32 header, unknown;
s >> header >> type;
EMFP_DEBUG (printf ("EMF+\timage\nEMF+\theader: 0x%08x type: 0x%08x\n", header, type));
if (type == 1) { // bitmap
s >> width >> height >> stride >> pixelFormat >> unknown;
EMFP_DEBUG (printf ("EMF+\tbitmap width: %d height: %d stride: %d pixelFormat: 0x%08x\n", width, height, stride, pixelFormat));
if (width == 0) { // non native formats
GraphicFilter filter;
filter.ImportGraphic (graphic, String (), s);
EMFP_DEBUG (printf ("EMF+\tbitmap width: %d height: %d\n", graphic.GetBitmap ().GetSizePixel ().Width (), graphic.GetBitmap ().GetSizePixel ().Height ()));
}
}
}
};
void ImplRenderer::ReadRectangle (SvStream& s, float& x, float& y, float &width, float& height, sal_uInt32 flags)
{
if (flags & 0x4000) {
sal_Int16 ix, iy, iw, ih;
s >> ix >> iy >> iw >> ih;
x = ix;
y = iy;
width = iw;
height = ih;
} else
s >> x >> y >> width >> height;
}
void ImplRenderer::ReadPoint (SvStream& s, float& x, float& y, sal_uInt32 flags)
{
if (flags & 0x4000) {
sal_Int16 ix, iy;
s >> ix >> iy;
x = ix;
y = iy;
} else
s >> x >> y;
}
void ImplRenderer::MapToDevice (double& x, double& y)
{
// TODO: other untis
x = 100*nMmX*x/nPixX;
y = 100*nMmY*y/nPixY;
}
::basegfx::B2DPoint ImplRenderer::Map (::basegfx::B2DPoint& p)
{
return Map (p.getX (), p.getY ());
}
::basegfx::B2DPoint ImplRenderer::Map (double ix, double iy)
{
double x, y;
x = ix*aWorldTransform.eM11 + iy*aWorldTransform.eM21 + aWorldTransform.eDx;
y = ix*aWorldTransform.eM12 + iy*aWorldTransform.eM22 + aWorldTransform.eDy;
MapToDevice (x, y);
x -= nFrameLeft;
y -= nFrameTop;
x *= aBaseTransform.eM11;
y *= aBaseTransform.eM22;
return ::basegfx::B2DPoint (x, y);
}
::basegfx::B2DSize ImplRenderer::MapSize (double iwidth, double iheight)
{
double w, h;
w = iwidth*aWorldTransform.eM11 + iheight*aWorldTransform.eM21;
h = iwidth*aWorldTransform.eM12 + iheight*aWorldTransform.eM22;
MapToDevice (w, h);
w *= aBaseTransform.eM11;
h *= aBaseTransform.eM22;
return ::basegfx::B2DSize (w, h);
}
::basegfx::B2DRange ImplRenderer::MapRectangle (double ix, double iy, double iwidth, double iheight)
{
double x, y, w, h;
x = ix*aWorldTransform.eM11 + iy*aWorldTransform.eM21 + aWorldTransform.eDx;
y = ix*aWorldTransform.eM12 + iy*aWorldTransform.eM22 + aWorldTransform.eDy;
w = iwidth*aWorldTransform.eM11 + iheight*aWorldTransform.eM21;
h = iwidth*aWorldTransform.eM12 + iheight*aWorldTransform.eM22;
MapToDevice (x, y);
MapToDevice (w, h);
x -= nFrameLeft;
y -= nFrameTop;
x *= aBaseTransform.eM11;
y *= aBaseTransform.eM22;
w *= aBaseTransform.eM11;
h *= aBaseTransform.eM22;
return ::basegfx::B2DRange (x, y, x + w, y + h);
}
void ImplRenderer::EMFPPlusFillPolygon (::basegfx::B2DPolyPolygon& polygon, const ActionFactoryParameters& rParms,
OutDevState& rState, const CanvasSharedPtr& rCanvas, bool isColor, sal_uInt32 brushIndexOrColor)
{
sal_uInt8 transparency;
::basegfx::B2DPolyPolygon localPolygon (polygon);
EMFP_DEBUG (printf ("EMF+\tfill polygon\n"));
localPolygon.transform( rState.mapModeTransform );
ActionSharedPtr pPolyAction;
if (isColor) {
EMFP_DEBUG (printf ("EMF+\t\tcolor fill\n"));
transparency = 0xff - (brushIndexOrColor >> 24);
rState.isFillColorSet = true;
rState.isLineColorSet = false;
rState.fillColor = ::vcl::unotools::colorToDoubleSequence( ::Color (transparency,
(brushIndexOrColor >> 16) & 0xff,
(brushIndexOrColor >> 8) & 0xff,
brushIndexOrColor & 0xff),
rCanvas->getUNOCanvas()->getDevice()->getDeviceColorSpace());
pPolyAction = ActionSharedPtr ( internal::PolyPolyActionFactory::createPolyPolyAction( localPolygon, rParms.mrCanvas, rState ) );
} else {
rState.isFillColorSet = true;
// extract UseBrush
EMFPBrush* brush = (EMFPBrush*) aObjects [brushIndexOrColor];
EMFP_DEBUG (printf ("EMF+\tbrush fill slot: %d (type: %d)\n", brushIndexOrColor, brush->GetType ()));
rState.isFillColorSet = false;
rState.isLineColorSet = false;
if (brush->type == 3 || brush->type == 4) {
if (brush->type == 3 && !(brush->additionalFlags & 0x1))
return; // we are unable to parse these brushes yet
::basegfx::B2DHomMatrix aTextureTransformation;
::basegfx::B2DHomMatrix aWorldTransformation;
::basegfx::B2DHomMatrix aBaseTransformation;
rendering::Texture aTexture;
double nRotation( 0.0 );
const ::basegfx::B2DRectangle aBounds( ::basegfx::tools::getRange( localPolygon ) );
const double nScale( ::basegfx::pruneScaleValue( fabs( aBounds.getHeight()*sin(nRotation) ) +
fabs( aBounds.getWidth()*cos(nRotation) )));
aWorldTransformation.set (0, 0, aWorldTransform.eM11);
aWorldTransformation.set (0, 1, aWorldTransform.eM21);
aWorldTransformation.set (0, 2, aWorldTransform.eDx);
aWorldTransformation.set (1, 0, aWorldTransform.eM12);
aWorldTransformation.set (1, 1, aWorldTransform.eM22);
aWorldTransformation.set (1, 2, aWorldTransform.eDy);
aBaseTransformation.set (0, 0, aBaseTransform.eM11);
aBaseTransformation.set (0, 1, aBaseTransform.eM21);
aBaseTransformation.set (0, 2, aBaseTransform.eDx);
aBaseTransformation.set (1, 0, aBaseTransform.eM12);
aBaseTransformation.set (1, 1, aBaseTransform.eM22);
aBaseTransformation.set (1, 2, aBaseTransform.eDy);
if (brush->type == 4) {
aTextureTransformation.scale (brush->areaWidth, brush->areaHeight);
aTextureTransformation.translate (brush->areaX, brush->areaY);
} else {
aTextureTransformation.translate (-0.5, -0.5);
aTextureTransformation.scale (brush->areaWidth, brush->areaHeight);
aTextureTransformation.translate (brush->areaX,brush->areaY);
}
if (brush->hasTransformation) {
::basegfx::B2DHomMatrix aTransformation;
aTransformation.set (0, 0, brush->transformation.eM11);
aTransformation.set (0, 1, brush->transformation.eM21);
aTransformation.set (0, 2, brush->transformation.eDx);
aTransformation.set (1, 0, brush->transformation.eM12);
aTransformation.set (1, 1, brush->transformation.eM22);
aTransformation.set (1, 2, brush->transformation.eDy);
aTextureTransformation *= aTransformation;
}
aTextureTransformation *= aWorldTransformation;
aTextureTransformation.scale (100.0*nMmX/nPixX, 100.0*nMmY/nPixY);
aTextureTransformation.translate (-nFrameLeft, -nFrameTop);
aTextureTransformation *= rState.mapModeTransform;
aTextureTransformation *= aBaseTransformation;
aTexture.RepeatModeX = rendering::TexturingMode::CLAMP;
aTexture.RepeatModeY = rendering::TexturingMode::CLAMP;
aTexture.Alpha = 1.0;
uno::Reference< rendering::XParametricPolyPolygon2DFactory > xFactory(
rParms.mrCanvas->getUNOCanvas()->getDevice()->getParametricPolyPolygonFactory() );
if( xFactory.is() ) {
const uno::Sequence< double > aStartColor(
::vcl::unotools::colorToDoubleSequence( brush->solidColor,
rParms.mrCanvas->getUNOCanvas()->getDevice()->getDeviceColorSpace() ) );
const uno::Sequence< double > aEndColor(
::vcl::unotools::colorToDoubleSequence( brush->secondColor,
rParms.mrCanvas->getUNOCanvas()->getDevice()->getDeviceColorSpace() ) );
uno::Sequence< uno::Sequence < double > > aColors (2);
uno::Sequence< double > aStops (2);
if (brush->blendPositions) {
EMFP_DEBUG (printf ("EMF+\t\tuse blend\n"));
aColors.realloc (brush->blendPoints);
aStops.realloc (brush->blendPoints);
int length = aStartColor.getLength ();
uno::Sequence< double > aColor (length);
OSL_ASSERT (length == aEndColor.getLength());
for (int i = 0; i < brush->blendPoints; i++) {
aStops[i] = brush->blendPositions [i];
for (int j = 0; j < length; j++) {
if (brush->type == 4) {
// // gamma correction
// if (brush->additionalFlags & 0x80)
// aColor [j] = pow (aStartColor [j]*(1 - brush->blendFactors[i]) + aEndColor [j]*brush->blendFactors[i], 1/2.2);
// else
aColor [j] = aStartColor [j]*(1 - brush->blendFactors[i]) + aEndColor [j]*brush->blendFactors[i];
} else
aColor [j] = aStartColor [j]*brush->blendFactors[i] + aEndColor [j]*(1 - brush->blendFactors[i]);
}
aColors[i] = aColor;
}
} else if (brush->colorblendPositions) {
EMFP_DEBUG (printf ("EMF+\t\tuse color blend\n"));
aColors.realloc (brush->colorblendPoints);
aStops.realloc (brush->colorblendPoints);
for (int i = 0; i < brush->colorblendPoints; i++) {
aStops[i] = brush->colorblendPositions [i];
aColors[(brush->type == 4) ? i : brush->colorblendPoints - 1 - i] = ::vcl::unotools::colorToDoubleSequence( brush->colorblendColors [i],
rParms.mrCanvas->getUNOCanvas()->getDevice()->getDeviceColorSpace() );
}
} else {
aStops[0] = 0.0;
aStops[1] = 1.0;
if (brush->type == 4) {
aColors[0] = aStartColor;
aColors[1] = aEndColor;
} else {
aColors[1] = aStartColor;
aColors[0] = aEndColor;
}
}
EMFP_DEBUG (printf ("EMF+\t\tset gradient\n"));
if (brush->type == 4)
aTexture.Gradient = xFactory->createLinearHorizontalGradient( aColors,
aStops );
else {
geometry::RealRectangle2D aBoundsRectangle (0, 0, 1, 1);
aTexture.Gradient = xFactory->createEllipticalGradient( aColors,
aStops,
aBoundsRectangle);
}
}
::basegfx::unotools::affineMatrixFromHomMatrix( aTexture.AffineTransform,
aTextureTransformation );
pPolyAction =
ActionSharedPtr ( internal::PolyPolyActionFactory::createPolyPolyAction( localPolygon,
rParms.mrCanvas,
rState,
aTexture ) );
}
}
if( pPolyAction )
{
EMFP_DEBUG (printf ("EMF+\t\tadd poly action\n"));
maActions.push_back(
MtfAction(
pPolyAction,
rParms.mrCurrActionIndex ) );
rParms.mrCurrActionIndex += pPolyAction->getActionCount()-1;
}
}
void ImplRenderer::processEMFPlus( MetaCommentAction* pAct, const ActionFactoryParameters& rFactoryParms,
OutDevState& rState, const CanvasSharedPtr& rCanvas )
{
sal_uInt32 length = pAct->GetDataSize ();
SvMemoryStream rMF ((void*) pAct->GetData (), length, STREAM_READ);
length -= 4;
while (length > 0) {
UINT16 type, flags;
UINT32 size, dataSize;
sal_uInt32 next;
rMF >> type >> flags >> size >> dataSize;
next = rMF.Tell() + ( size - 12 );
EMFP_DEBUG (printf ("EMF+ record size: %d type: %04hx flags: %04hx data size: %d\n", size, type, flags, dataSize));
switch (type) {
case EmfPlusRecordTypeHeader:
UINT32 header, version;
rMF >> header >> version >> nHDPI >> nVDPI;
EMFP_DEBUG (printf ("EMF+ Header\n"));
EMFP_DEBUG (printf ("EMF+\theader: 0x%08x version: %d horizontal DPI: %d vertical DPI: %d dual: %d\n", header, version, nHDPI, nVDPI, flags & 1));
break;
case EmfPlusRecordTypeEndOfFile:
EMFP_DEBUG (printf ("EMF+ EndOfFile\n"));
break;
case EmfPlusRecordTypeGetDC:
EMFP_DEBUG (printf ("EMF+ GetDC\n"));
EMFP_DEBUG (printf ("EMF+\talready used in svtools wmf/emf filter parser\n"));
break;
case EmfPlusRecordTypeObject:
{
UINT32 objectLen;
sal_uInt32 index;
EMFP_DEBUG (printf ("EMF+ Object slot: %hd flags: %hx\n", flags & 0xff, flags & 0xff00));
index = flags & 0xff;
if (aObjects [index] != NULL) {
delete aObjects [index];
aObjects [index] = NULL;
}
switch (flags & 0xff00) {
case EmfPlusObjectTypeBrush:
{
EMFPBrush *brush;
aObjects [index] = brush = new EMFPBrush ();
brush->Read (rMF, *this);
break;
}
case EmfPlusObjectTypePen:
{
EMFPPen *pen;
aObjects [index] = pen = new EMFPPen ();
pen->Read (rMF, *this, nHDPI, nVDPI);
break;
}
case EmfPlusObjectTypePath:
sal_uInt32 header, pathFlags;
sal_Int32 points;
rMF >> header >> points >> pathFlags;
EMFP_DEBUG (printf ("EMF+\tpath\n"));
EMFP_DEBUG (printf ("EMF+\theader: 0x%08x points: %d additional flags: 0x%08x\n", header, points, pathFlags));
EMFPPath *path;
aObjects [index] = path = new EMFPPath (points);
path->Read (rMF, pathFlags, *this);
break;
case EmfPlusObjectTypeRegion: {
EMFPRegion *region;
aObjects [index] = region = new EMFPRegion ();
region->Read (rMF);
break;
}
case EmfPlusObjectTypeImage:
{
EMFPImage *image;
aObjects [index] = image = new EMFPImage ();
image->Read (rMF);
break;
}
default:
EMFP_DEBUG (printf ("EMF+\tObject unhandled flags: 0x%04x\n", flags & 0xff00));
break;
}
break;
}
case EmfPlusRecordTypeFillPath:
{
sal_uInt32 index = flags & 0xff;
sal_uInt32 brushIndexOrColor;
rMF >> brushIndexOrColor;
EMFP_DEBUG (printf ("EMF+ FillPath slot: %d\n", index));
EMFPPlusFillPolygon (((EMFPPath*) aObjects [index])->GetPolygon (*this), rFactoryParms, rState, rCanvas, flags & 0x8000, brushIndexOrColor);
}
break;
case EmfPlusRecordTypeFillRects:
{
EMFP_DEBUG (printf ("EMF+ FillRects\n"));
sal_uInt32 brushIndexOrColor;
sal_Int32 rectangles;
::basegfx::B2DPolygon polygon;
rMF >> brushIndexOrColor >> rectangles;
EMFP_DEBUG (printf ("EMF+\t%s: 0x%08x\n", (flags & 0x8000) ? "color" : "brush index", brushIndexOrColor));
for (int i=0; i < rectangles; i++) {
if (flags & 0x4000) {
/* 16bit integers */
sal_Int16 x, y, width, height;
rMF >> x >> y >> width >> height;
polygon.append (Map (x, y));
polygon.append (Map (x + width, y));
polygon.append (Map (x + width, y + height));
polygon.append (Map (x, y + height));
EMFP_DEBUG (printf ("EMF+\trectangle: %d,%d %dx%d\n", x, y, width, height));
} else {
/* Single's */
float x, y, width, height;
rMF >> x >> y >> width >> height;
polygon.append (Map (x, y));
polygon.append (Map (x + width, y));
polygon.append (Map (x + width, y + height));
polygon.append (Map (x, y + height));
EMFP_DEBUG (printf ("EMF+\trectangle: %f,%f %fx%f\n", x, y, width, height));
}
::basegfx::B2DPolyPolygon polyPolygon (polygon);
EMFPPlusFillPolygon (polyPolygon, rFactoryParms, rState, rCanvas, flags & 0x8000, brushIndexOrColor);
}
break;
}
case EmfPlusRecordTypeFillPolygon:
{
sal_uInt8 index = flags & 0xff;
sal_uInt32 brushIndexOrColor;
sal_Int32 brushIndex;
sal_Int32 points;
UINT32 color;
USHORT transparency = 0;
rMF >> brushIndexOrColor;
rMF >> points;
EMFP_DEBUG (printf ("EMF+ FillPolygon in slot: %d points: %d\n", index, points));
EMFP_DEBUG (printf ("EMF+\twith solid color (ARGB): 0x%08X\n", color));
EMFPPath path (points, true);
path.Read (rMF, flags, *this);
EMFPPlusFillPolygon (path.GetPolygon (*this), rFactoryParms, rState, rCanvas, flags & 0x8000, brushIndexOrColor);
break;
}
case EmfPlusRecordTypeDrawLines:
{
sal_uInt32 index = flags & 0xff;
sal_uInt32 points;
rMF >> points;
EMFP_DEBUG (printf ("EMF+ DrawLines in slot: %d points: %d\n", index, points));
EMFPPath path (points, true);
path.Read (rMF, flags, *this);
EMFPPen* pen = (EMFPPen*) aObjects [index];
rState.isFillColorSet = false;
rState.isLineColorSet = true;
rState.lineColor = ::vcl::unotools::colorToDoubleSequence (pen->GetColor (),
rCanvas->getUNOCanvas ()->getDevice()->getDeviceColorSpace() );
::basegfx::B2DPolyPolygon& polygon (path.GetPolygon (*this));
polygon.transform( rState.mapModeTransform );
rendering::StrokeAttributes aStrokeAttributes;
pen->SetStrokeAttributes (aStrokeAttributes, *this, rState);
ActionSharedPtr pPolyAction(
internal::PolyPolyActionFactory::createPolyPolyAction(
polygon, rFactoryParms.mrCanvas, rState, aStrokeAttributes ) );
if( pPolyAction )
{
maActions.push_back(
MtfAction(
pPolyAction,
rFactoryParms.mrCurrActionIndex ) );
rFactoryParms.mrCurrActionIndex += pPolyAction->getActionCount()-1;
}
break;
}
case EmfPlusRecordTypeDrawPath:
{
UINT32 penIndex;
rMF >> penIndex;
EMFP_DEBUG (printf ("EMF+ DrawPath\n"));
EMFP_DEBUG (printf ("EMF+\tpen: %d\n", penIndex));
EMFPPath* path = (EMFPPath*) aObjects [flags & 0xff];
EMFPPen* pen = (EMFPPen*) aObjects [penIndex];
rState.isFillColorSet = false;
rState.isLineColorSet = true;
rState.lineColor = ::vcl::unotools::colorToDoubleSequence (pen->GetColor (),
rCanvas->getUNOCanvas ()->getDevice()->getDeviceColorSpace());
::basegfx::B2DPolyPolygon& polygon (path->GetPolygon (*this));
polygon.transform( rState.mapModeTransform );
rendering::StrokeAttributes aStrokeAttributes;
pen->SetStrokeAttributes (aStrokeAttributes, *this, rState);
ActionSharedPtr pPolyAction(
internal::PolyPolyActionFactory::createPolyPolyAction(
polygon, rFactoryParms.mrCanvas, rState, aStrokeAttributes ) );
if( pPolyAction )
{
maActions.push_back(
MtfAction(
pPolyAction,
rFactoryParms.mrCurrActionIndex ) );
rFactoryParms.mrCurrActionIndex += pPolyAction->getActionCount()-1;
}
break;
}
case EmfPlusRecordTypeDrawImagePoints:
{
sal_uInt32 attrIndex;
sal_Int32 sourceUnit;
rMF >> attrIndex >> sourceUnit;
EMFP_DEBUG (printf ("EMF+ DrawImagePoints attributes index: %d source unit: %d\n", attrIndex, sourceUnit));
EMFP_DEBUG (printf ("EMF+\tTODO: use image attributes\n"));
if (sourceUnit == 2 && aObjects [flags & 0xff]) { // we handle only GraphicsUnit.Pixel now
EMFPImage& image = *(EMFPImage *) aObjects [flags & 0xff];
float sx, sy, sw, sh;
sal_Int32 unknown;
ReadRectangle (rMF, sx, sy, sw, sh);
rMF >> unknown;
EMFP_DEBUG (printf ("EMF+ DrawImagePoints source rectangle: %f,%f %fx%f unknown: 0x%08x\n", sx, sy, sw, sh, unknown));
if (unknown == 3) { // it probably means number of points defining destination rectangle
float x1, y1, x2, y2, x3, y3;
ReadPoint (rMF, x1, y1);
ReadPoint (rMF, x2, y2);
ReadPoint (rMF, x3, y3);
BitmapEx aBmp( image.graphic.GetBitmapEx () );
const Rectangle aCropRect (::vcl::unotools::pointFromB2DPoint (Map (sx, sy)),
::vcl::unotools::sizeFromB2DSize (MapSize(sw, sh)));
aBmp.Crop( aCropRect );
ActionSharedPtr pBmpAction (
internal::BitmapActionFactory::createBitmapAction (
aBmp,
rState.mapModeTransform * Map (x1, y1),
rState.mapModeTransform * MapSize(x2 - x1, y3 - y1),
rCanvas,
rState));
if( pBmpAction ) {
maActions.push_back( MtfAction( pBmpAction,
rFactoryParms.mrCurrActionIndex ) );
rFactoryParms.mrCurrActionIndex += pBmpAction->getActionCount()-1;
}
} else
EMFP_DEBUG (printf ("EMF+ DrawImagePoints TODO (fixme)\n"));
}
break;
}
case EmfPlusRecordTypeDrawString:
EMFP_DEBUG (printf ("EMF+ DrawString\n"));
EMFP_DEBUG (printf ("EMF+\tTODO\n"));
break;
case EmfPlusRecordTypeSetPageTransform:
rMF >> fPageScale;
EMFP_DEBUG (printf ("EMF+ SetPageTransform\n"));
EMFP_DEBUG (printf ("EMF+\tscale: %f unit: %d\n", fPageScale, flags));
EMFP_DEBUG (printf ("EMF+\tTODO\n"));
break;
case EmfPlusRecordTypeSetRenderingOrigin:
rMF >> nOriginX >> nOriginY;
EMFP_DEBUG (printf ("EMF+ SetRenderingOrigin\n"));
EMFP_DEBUG (printf ("EMF+\torigin [x,y]: %d,%d\n", nOriginX, nOriginY));
break;
case EmfPlusRecordTypeSetTextRenderingHint:
EMFP_DEBUG (printf ("EMF+ SetTextRenderingHint\n"));
EMFP_DEBUG (printf ("EMF+\tTODO\n"));
break;
case EmfPlusRecordTypeSetAntiAliasMode:
EMFP_DEBUG (printf ("EMF+ SetAntiAliasMode\n"));
EMFP_DEBUG (printf ("EMF+\tTODO\n"));
break;
case EmfPlusRecordTypeSetInterpolationMode:
EMFP_DEBUG (printf ("EMF+ InterpolationMode\n"));
EMFP_DEBUG (printf ("EMF+\tTODO\n"));
break;
case EmfPlusRecordTypeSetPixelOffsetMode:
EMFP_DEBUG (printf ("EMF+ SetPixelOffsetMode\n"));
EMFP_DEBUG (printf ("EMF+\tTODO\n"));
break;
case EmfPlusRecordTypeSetCompositingQuality:
EMFP_DEBUG (printf ("EMF+ SetCompositingQuality\n"));
EMFP_DEBUG (printf ("EMF+\tTODO\n"));
break;
case EmfPlusRecordTypeSave:
EMFP_DEBUG (printf ("EMF+ Save\n"));
EMFP_DEBUG (printf ("EMF+\tTODO\n"));
break;
case EmfPlusRecordTypeSetWorldTransform: {
EMFP_DEBUG (printf ("EMF+ SetWorldTransform\n"));
XForm transform;
rMF >> transform;
aWorldTransform.Set (transform);
EMFP_DEBUG (printf ("EMF+\tm11: %f m12: %f\nEMF+\tm21: %f m22: %f\nEMF+\tdx: %f dy: %f\n",
aWorldTransform.eM11, aWorldTransform.eM12,
aWorldTransform.eM21, aWorldTransform.eM22,
aWorldTransform.eDx, aWorldTransform.eDy));
break;
}
case EmfPlusRecordTypeResetWorldTransform:
EMFP_DEBUG (printf ("EMF+ ResetWorldTransform\n"));
aWorldTransform.SetIdentity ();
break;
case EmfPlusRecordTypeSetClipPath:
{
EMFP_DEBUG (printf ("EMF+ SetClipPath\n"));
EMFP_DEBUG (printf ("EMF+\tpath in slot: %d\n", flags & 0xff));
EMFPPath& path = *(EMFPPath*) aObjects [flags & 0xff];
::basegfx::B2DPolyPolygon& clipPoly (path.GetPolygon (*this));
clipPoly.transform (rState.mapModeTransform);
updateClipping (clipPoly, rFactoryParms, false);
break;
}
case EmfPlusRecordTypeSetClipRegion: {
EMFP_DEBUG (printf ("EMF+ SetClipRegion\n"));
EMFP_DEBUG (printf ("EMF+\tregion in slot: %d combine mode: %d\n", flags & 0xff, (flags & 0xff00) >> 8));
EMFPRegion& region = *(EMFPRegion*) aObjects [flags & 0xff];
// reset clip
if (region.parts == 0 && region.initialState == EmfPlusRegionInitialStateInfinite) {
updateClipping (::basegfx::B2DPolyPolygon (), rFactoryParms, false);
} else
EMFP_DEBUG (printf ("EMF+\tTODO\n"));
break;
}
case EmfPlusRecordTypeDrawDriverString:
EMFP_DEBUG (printf ("EMF+ DrawDriverString, flags: 0x%04x\n", flags));
EMFP_DEBUG (printf ("EMF+\tTODO\n"));
break;
default:
EMFP_DEBUG (printf ("EMF+ unhandled record type: %d\n", type));
EMFP_DEBUG (printf ("EMF+\tTODO\n"));
}
rMF.Seek (next);
length -= size;
}
}
}
}
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