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-rw-r--r--vcl/source/filter/jpeg/JpegWriter.cxx6
-rw-r--r--vcl/source/filter/jpeg/jpeg.h4
-rw-r--r--vcl/source/filter/jpeg/jpegc.cxx6
-rw-r--r--vcl/source/gdi/graph.cxx26
-rw-r--r--vcl/source/gdi/mapmod.cxx46
5 files changed, 81 insertions, 7 deletions
diff --git a/vcl/source/filter/jpeg/JpegWriter.cxx b/vcl/source/filter/jpeg/JpegWriter.cxx
index 38c65a504027..11d85ed047d5 100644
--- a/vcl/source/filter/jpeg/JpegWriter.cxx
+++ b/vcl/source/filter/jpeg/JpegWriter.cxx
@@ -227,7 +227,11 @@ bool JPEGWriter::Write( const Graphic& rGraphic )
if( !mbNative )
mpBuffer = new sal_uInt8[ AlignedWidth4Bytes( mbGreys ? mpReadAccess->Width() * 8L : mpReadAccess->Width() * 24L ) ];
- bRet = WriteJPEG( this, &mrStream, mpReadAccess->Width(), mpReadAccess->Height(), mbGreys, mnQuality, maChromaSubsampling, mxStatusIndicator );
+ SAL_INFO("vcl", "\nJPEG Export - DPI X: " << rGraphic.GetPPI().getX() << "\nJPEG Export - DPI Y: " << rGraphic.GetPPI().getY());
+
+ bRet = WriteJPEG( this, &mrStream, mpReadAccess->Width(),
+ mpReadAccess->Height(), rGraphic.GetPPI(), mbGreys,
+ mnQuality, maChromaSubsampling, mxStatusIndicator );
delete[] mpBuffer;
mpBuffer = nullptr;
diff --git a/vcl/source/filter/jpeg/jpeg.h b/vcl/source/filter/jpeg/jpeg.h
index 1f8c21f62aac..63c4b2ac3d28 100644
--- a/vcl/source/filter/jpeg/jpeg.h
+++ b/vcl/source/filter/jpeg/jpeg.h
@@ -24,6 +24,7 @@
#include <com/sun/star/uno/Reference.hxx>
#include <sal/types.h>
+#include <basegfx/vector/b2dsize.hxx>
#include <jpeglib.h>
@@ -38,7 +39,8 @@ void jpeg_svstream_src (j_decompress_ptr cinfo, void* infile);
void jpeg_svstream_dest (j_compress_ptr cinfo, void* outfile);
-bool WriteJPEG( JPEGWriter* pJPEGWriter, void* pOutputStream, long nWidth, long nHeight, bool bGreyScale,
+bool WriteJPEG( JPEGWriter* pJPEGWriter, void* pOutputStream,
+ long nWidth, long nHeight, basegfx::B2DSize aPPI, bool bGreyScale,
long nQualityPercent, long aChromaSubsampling,
css::uno::Reference<css::task::XStatusIndicator> const & status);
diff --git a/vcl/source/filter/jpeg/jpegc.cxx b/vcl/source/filter/jpeg/jpegc.cxx
index d42ae785b623..ef3c91c736bf 100644
--- a/vcl/source/filter/jpeg/jpegc.cxx
+++ b/vcl/source/filter/jpeg/jpegc.cxx
@@ -231,7 +231,7 @@ void ReadJPEG( JPEGReader* pJPEGReader, void* pInputStream, long* pLines,
}
bool WriteJPEG( JPEGWriter* pJPEGWriter, void* pOutputStream,
- long nWidth, long nHeight, bool bGreys,
+ long nWidth, long nHeight, basegfx::B2DSize aPPI, bool bGreys,
long nQualityPercent, long aChromaSubsampling,
css::uno::Reference<css::task::XStatusIndicator> const & status )
{
@@ -270,8 +270,8 @@ bool WriteJPEG( JPEGWriter* pJPEGWriter, void* pOutputStream,
jpeg_set_quality( &cinfo, (int) nQualityPercent, FALSE );
cinfo.density_unit = 1;
- cinfo.X_density = 96;
- cinfo.Y_density = 96;
+ cinfo.X_density = aPPI.getX();
+ cinfo.Y_density = aPPI.getY();
if ( ( nWidth > 128 ) || ( nHeight > 128 ) )
jpeg_simple_progression( &cinfo );
diff --git a/vcl/source/gdi/graph.cxx b/vcl/source/gdi/graph.cxx
index 344c2e6835ea..5c23e0acabdd 100644
--- a/vcl/source/gdi/graph.cxx
+++ b/vcl/source/gdi/graph.cxx
@@ -37,8 +37,8 @@ static void ImplDrawDefault( OutputDevice* pOutDev, const OUString* pText,
vcl::Font* pFont, const Bitmap* pBitmap, const BitmapEx* pBitmapEx,
const Point& rDestPt, const Size& rDestSize )
{
- sal_uInt16 nPixel = (sal_uInt16) pOutDev->PixelToLogic( Size( 1, 1 ) ).Width();
- sal_uInt16 nPixelWidth = nPixel;
+ sal_uInt16 nPixel = (sal_uInt16) pOutDev->PixelToLogic( Size( 1, 1 ) ).Width();
+ sal_uInt16 nPixelWidth = nPixel;
Point aPoint( rDestPt.X() + nPixelWidth, rDestPt.Y() + nPixelWidth );
Size aSize( rDestSize.Width() - ( nPixelWidth << 1 ), rDestSize.Height() - ( nPixelWidth << 1 ) );
bool bFilled = ( pBitmap != nullptr || pBitmapEx != nullptr || pFont != nullptr );
@@ -407,6 +407,28 @@ void Graphic::SetPrefMapMode( const MapMode& rPrefMapMode )
mpImpGraphic->ImplSetPrefMapMode( rPrefMapMode );
}
+basegfx::B2DSize Graphic::GetPPI() const
+{
+ MapMode aMapMode = GetPrefMapMode();
+
+ double fWidthInches = ( GetPrefSize().Width() * aMapMode.GetUnitMultiplier() ) / 2540;
+ double fHeightInches = ( GetPrefSize().Height() * aMapMode.GetUnitMultiplier() ) / 2540;
+ double fPpiX = 0;
+ double fPpiY = 0;
+
+ if ( fWidthInches > 0 || fHeightInches > 0 ) // we don't want a divide by 0 situation
+ {
+ fPpiX = GetSizePixel().Width() / fWidthInches;
+ fPpiY = GetSizePixel().Height() / fHeightInches;
+ }
+ else
+ {
+ SAL_WARN("vcl", "PPI X is " << fPpiX << " and PPI Y is " << fPpiY << ": thus we are making this 0 DPI. This is unlikely.");
+ }
+
+ return basegfx::B2DSize( fPpiX, fPpiY );
+}
+
Size Graphic::GetSizePixel( const OutputDevice* pRefDevice ) const
{
Size aRet;
diff --git a/vcl/source/gdi/mapmod.cxx b/vcl/source/gdi/mapmod.cxx
index 860742648ea7..c8892010ac0f 100644
--- a/vcl/source/gdi/mapmod.cxx
+++ b/vcl/source/gdi/mapmod.cxx
@@ -210,6 +210,52 @@ void MapMode::SetScaleY( const Fraction& rScaleY )
mpImplMapMode->maScaleY.ReduceInaccurate(32);
}
+double MapMode::GetUnitMultiplier() const
+{
+ double nMul;
+ switch ( GetMapUnit() )
+ {
+ case MAP_PIXEL :
+ case MAP_SYSFONT :
+ case MAP_APPFONT :
+
+ case MAP_100TH_MM :
+ nMul = 1;
+ break;
+ case MAP_10TH_MM :
+ nMul = 10;
+ break;
+ case MAP_MM :
+ nMul = 100;
+ break;
+ case MAP_CM :
+ nMul = 1000;
+ break;
+ case MAP_1000TH_INCH :
+ nMul = 2.54;
+ break;
+ case MAP_100TH_INCH :
+ nMul = 25.4;
+ break;
+ case MAP_10TH_INCH :
+ nMul = 254;
+ break;
+ case MAP_INCH :
+ nMul = 2540;
+ break;
+ case MAP_TWIP :
+ nMul = 1.76388889;
+ break;
+ case MAP_POINT :
+ nMul = 35.27777778;
+ break;
+ default:
+ nMul = 1.0;
+ break;
+ }
+ return nMul;
+}
+
MapMode& MapMode::operator=( const MapMode& rMapMode )
{
DBG_ASSERT( rMapMode.mpImplMapMode->mnRefCount < 0xFFFFFFFE, "MapMode: RefCount overflow" );
generated by cgit v1.2.3 (git 2.39.1) at 2024-04-30 10:47:49 +0000