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-rw-r--r--include/vcl/bitmap.hxx355
1 files changed, 199 insertions, 156 deletions
diff --git a/include/vcl/bitmap.hxx b/include/vcl/bitmap.hxx
index d2f0cac3bcde..6f66f9ce8c24 100644
--- a/include/vcl/bitmap.hxx
+++ b/include/vcl/bitmap.hxx
@@ -60,7 +60,7 @@
#define BMP_VECTORIZE_BOUND_ONLY 0x00000004UL
#define BMP_VECTORIZE_REDUCE_EDGES 0x00000008UL
-#define BMP_COL_TRANS Color( 252, 3, 251 )
+#define BMP_COL_TRANS Color( 252, 3, 251 )
enum BmpConversion
{
@@ -127,39 +127,6 @@ enum BmpFilter
class VCL_DLLPUBLIC BmpFilterParam
{
- friend class Bitmap;
- friend class BitmapEx;
- friend class Animation;
-
-private:
- BmpFilter meFilter;
- sal_uLong mnProgressStart;
- sal_uLong mnProgressEnd;
-
-public:
- struct MosaicTileSize
- {
- sal_uLong mnTileWidth;
- sal_uLong mnTileHeight;
- };
-
- struct EmbossAngles
- {
- sal_uInt16 mnAzimuthAngle100;
- sal_uInt16 mnElevationAngle100;
- };
-
-private:
- union
- {
- sal_uInt16 mnSepiaPercent;
- sal_uInt8 mcSolarGreyThreshold;
- double mnRadius;
-
- MosaicTileSize maMosaicTileSize;
- EmbossAngles maEmbossAngles;
- };
-
public:
BmpFilterParam( sal_uLong nProgressStart = 0, sal_uLong nProgressEnd = 0 ) :
@@ -190,36 +157,68 @@ public:
maEmbossAngles.mnAzimuthAngle100 = nEmbossAzimuthAngle100;
maEmbossAngles.mnElevationAngle100 = nEmbossElevationAngle100;
}
-};
+private:
+ friend class Bitmap;
+ friend class BitmapEx;
+ friend class Animation;
-// Resample kernels
+private:
+ BmpFilter meFilter;
+ sal_uLong mnProgressStart;
+ sal_uLong mnProgressEnd;
+
+public:
+ struct MosaicTileSize
+ {
+ sal_uLong mnTileWidth;
+ sal_uLong mnTileHeight;
+ };
+
+ struct EmbossAngles
+ {
+ sal_uInt16 mnAzimuthAngle100;
+ sal_uInt16 mnElevationAngle100;
+ };
+
+private:
+ union
+ {
+ sal_uInt16 mnSepiaPercent;
+ sal_uInt8 mcSolarGreyThreshold;
+ double mnRadius;
+
+ MosaicTileSize maMosaicTileSize;
+ EmbossAngles maEmbossAngles;
+ };
+};
+
+// Resample kernels
class Kernel
{
public:
- Kernel () {}
- virtual ~Kernel() {}
+ Kernel () {}
+ virtual ~Kernel() {}
- virtual double GetWidth() const = 0;
- virtual double Calculate( double x ) const = 0;
+ virtual double GetWidth() const = 0;
+ virtual double Calculate( double x ) const = 0;
};
class Lanczos3Kernel : public Kernel
{
- typedef boost::math::policies::policy<
- boost::math::policies::promote_double<false> > SincPolicy;
public:
- Lanczos3Kernel() : Kernel () {}
- virtual double GetWidth() const SAL_OVERRIDE { return 3.0; }
- virtual double Calculate (double x) const SAL_OVERRIDE
+ Lanczos3Kernel() : Kernel () {}
+
+ virtual double GetWidth() const SAL_OVERRIDE { return 3.0; }
+ virtual double Calculate (double x) const SAL_OVERRIDE
{
return (-3.0 <= x && x < 3.0) ? SincFilter(x) * SincFilter( x / 3.0 ) : 0.0;
}
- inline double SincFilter(double x) const
+ inline double SincFilter(double x) const
{
if (x == 0.0)
{
@@ -228,14 +227,20 @@ public:
x = x * M_PI;
return boost::math::sinc_pi(x, SincPolicy());
}
+
+private:
+ typedef boost::math::policies::policy<
+ boost::math::policies::promote_double<false> > SincPolicy;
};
-class BicubicKernel : public Kernel {
+class BicubicKernel : public Kernel
+{
public:
- BicubicKernel() : Kernel () {}
+ BicubicKernel() : Kernel () {}
+
private:
- virtual double GetWidth() const SAL_OVERRIDE { return 2.0; }
- virtual double Calculate (double x) const SAL_OVERRIDE
+ virtual double GetWidth() const SAL_OVERRIDE { return 2.0; }
+ virtual double Calculate (double x) const SAL_OVERRIDE
{
if (x < 0.0)
{
@@ -254,12 +259,13 @@ private:
}
};
-class BilinearKernel : public Kernel {
+class BilinearKernel : public Kernel
+{
public:
- BilinearKernel() : Kernel () {}
+ BilinearKernel() : Kernel () {}
private:
- virtual double GetWidth() const SAL_OVERRIDE { return 1.0; }
- virtual double Calculate (double x) const SAL_OVERRIDE
+ virtual double GetWidth() const SAL_OVERRIDE { return 1.0; }
+ virtual double Calculate (double x) const SAL_OVERRIDE
{
if (x < 0.0)
{
@@ -273,12 +279,14 @@ private:
}
};
-class BoxKernel : public Kernel {
+class BoxKernel : public Kernel
+{
public:
- BoxKernel() : Kernel () {}
+ BoxKernel() : Kernel () {}
+
private:
- virtual double GetWidth() const SAL_OVERRIDE { return 0.5; }
- virtual double Calculate (double x) const SAL_OVERRIDE
+ virtual double GetWidth() const SAL_OVERRIDE { return 0.5; }
+ virtual double Calculate (double x) const SAL_OVERRIDE
{
if (-0.5 <= x && x < 0.5)
return 1.0;
@@ -313,67 +321,14 @@ struct BitmapSystemData
class VCL_DLLPUBLIC Bitmap
{
-private:
-
- ImpBitmap* mpImpBmp;
- MapMode maPrefMapMode;
- Size maPrefSize;
-
-public:
-
- SAL_DLLPRIVATE void ImplReleaseRef();
- SAL_DLLPRIVATE void ImplMakeUnique();
- ImpBitmap* ImplGetImpBitmap() const { return mpImpBmp;}
- SAL_DLLPRIVATE void ImplSetImpBitmap( ImpBitmap* pImpBmp );
- SAL_DLLPRIVATE void ImplAssignWithSize( const Bitmap& rBitmap );
-
- SAL_DLLPRIVATE void ImplAdaptBitCount(Bitmap& rNew) const;
- SAL_DLLPRIVATE bool ImplScaleFast( const double& rScaleX, const double& rScaleY );
- SAL_DLLPRIVATE bool ImplScaleInterpolate( const double& rScaleX, const double& rScaleY );
- SAL_DLLPRIVATE bool ImplScaleSuper( const double& rScaleX, const double& rScaleY );
- SAL_DLLPRIVATE bool ImplScaleConvolution( const double& rScaleX, const double& rScaleY, const Kernel& aKernel);
-
- SAL_DLLPRIVATE bool ImplConvolutionPass( Bitmap& aNewBitmap, const int nNewSize, BitmapReadAccess* pReadAcc,
- int aNumberOfContributions, double* pWeights, int* pPixels, int* pCount );
-
- SAL_DLLPRIVATE bool ImplMakeMono( sal_uInt8 cThreshold );
- SAL_DLLPRIVATE bool ImplMakeMonoDither();
- SAL_DLLPRIVATE bool ImplMakeGreyscales( sal_uInt16 nGreyscales );
- SAL_DLLPRIVATE bool ImplConvertUp( sal_uInt16 nBitCount, Color* pExtColor = NULL );
- SAL_DLLPRIVATE bool ImplConvertDown( sal_uInt16 nBitCount, Color* pExtColor = NULL );
- SAL_DLLPRIVATE bool ImplConvertGhosted();
- SAL_DLLPRIVATE bool ImplDitherMatrix();
- SAL_DLLPRIVATE bool ImplDitherFloyd();
- SAL_DLLPRIVATE bool ImplDitherFloyd16();
- SAL_DLLPRIVATE bool ImplReduceSimple( sal_uInt16 nColorCount );
- SAL_DLLPRIVATE bool ImplReducePopular( sal_uInt16 nColorCount );
- SAL_DLLPRIVATE bool ImplReduceMedian( sal_uInt16 nColorCount );
- SAL_DLLPRIVATE void ImplMedianCut( sal_uLong* pColBuf, BitmapPalette& rPal,
- long nR1, long nR2, long nG1, long nG2, long nB1, long nB2,
- long nColors, long nPixels, long& rIndex );
- SAL_DLLPRIVATE bool ImplConvolute3( const long* pMatrix, long nDivisor,
- const BmpFilterParam* pFilterParam, const Link* pProgress );
- SAL_DLLPRIVATE bool ImplMedianFilter( const BmpFilterParam* pFilterParam, const Link* pProgress );
- SAL_DLLPRIVATE bool ImplSobelGrey( const BmpFilterParam* pFilterParam, const Link* pProgress );
- SAL_DLLPRIVATE bool ImplEmbossGrey( const BmpFilterParam* pFilterParam, const Link* pProgress );
- SAL_DLLPRIVATE bool ImplSolarize( const BmpFilterParam* pFilterParam, const Link* pProgress );
- SAL_DLLPRIVATE bool ImplSepia( const BmpFilterParam* pFilterParam, const Link* pProgress );
- SAL_DLLPRIVATE bool ImplMosaic( const BmpFilterParam* pFilterParam, const Link* pProgress );
- SAL_DLLPRIVATE bool ImplPopArt( const BmpFilterParam* pFilterParam, const Link* pProgress );
-
- SAL_DLLPRIVATE bool ImplSeparableBlurFilter( const double aRadius = 0.7 );
- SAL_DLLPRIVATE bool ImplSeparableUnsharpenFilter( const double aRadius = 0.7 );
- SAL_DLLPRIVATE bool ImplDuotoneFilter( const sal_uLong nColorOne, sal_uLong nColorTwo );
- SAL_DLLPRIVATE void ImplBlurContributions( const int aSize, const int aNumberOfContributions,
- double* pBlurVector, double*& pWeights, int*& pPixels, int*& pCount );
public:
- Bitmap();
- Bitmap( const Bitmap& rBitmap );
- Bitmap( const Size& rSizePixel, sal_uInt16 nBitCount, const BitmapPalette* pPal = NULL );
- Bitmap( const ResId& rResId );
- Bitmap( SalBitmap* pSalBitmap );
- virtual ~Bitmap();
+ Bitmap();
+ Bitmap( const Bitmap& rBitmap );
+ Bitmap( const Size& rSizePixel, sal_uInt16 nBitCount, const BitmapPalette* pPal = NULL );
+ Bitmap( const ResId& rResId );
+ Bitmap( SalBitmap* pSalBitmap );
+ virtual ~Bitmap();
Bitmap& operator=( const Bitmap& rBitmap );
inline bool operator!() const;
@@ -394,9 +349,9 @@ public:
Size GetSizePixel() const;
- sal_uInt16 GetBitCount() const;
- inline sal_uLong GetColorCount() const;
- inline sal_uLong GetSizeBytes() const;
+ sal_uInt16 GetBitCount() const;
+ inline sal_uLong GetColorCount() const;
+ inline sal_uLong GetSizeBytes() const;
bool HasGreyPalette() const;
/** get system dependent bitmap data
@@ -407,16 +362,17 @@ public:
*/
bool GetSystemData( BitmapSystemData& rData ) const;
- sal_uLong GetChecksum() const;
+ sal_uLong GetChecksum() const;
Bitmap CreateDisplayBitmap( OutputDevice* pDisplay );
Bitmap GetColorTransformedBitmap() const;
- static const BitmapPalette& GetGreyPalette( int nEntries );
+ static const BitmapPalette&
+ GetGreyPalette( int nEntries );
public:
- bool MakeMono( sal_uInt8 cThreshold );
+ bool MakeMono( sal_uInt8 cThreshold );
/** Convert bitmap format
@@ -438,8 +394,9 @@ public:
@return true, if the color reduction operation was completed successfully.
*/
- bool ReduceColors( sal_uInt16 nNewColorCount,
- BmpReduce eReduce = BMP_REDUCE_SIMPLE );
+ bool ReduceColors(
+ sal_uInt16 nNewColorCount,
+ BmpReduce eReduce = BMP_REDUCE_SIMPLE );
/** Apply a dither algorithm to the bitmap
@@ -483,8 +440,9 @@ public:
not only returned when the operation failed, but also if
nothing had to be done, e.g. because nDX and nDY were zero.
*/
- bool Expand( sal_uLong nDX, sal_uLong nDY,
- const Color* pInitColor = NULL );
+ bool Expand(
+ sal_uLong nDX, sal_uLong nDY,
+ const Color* pInitColor = NULL );
/** Copy a rectangular area from another bitmap
@@ -508,12 +466,15 @@ public:
nothing had to be done, e.g. because one of the rectangles are
empty.
*/
- bool CopyPixel( const Rectangle& rRectDst,
- const Rectangle& rRectSrc,
- const Bitmap* pBmpSrc = NULL );
+ bool CopyPixel(
+ const Rectangle& rRectDst,
+ const Rectangle& rRectSrc,
+ const Bitmap* pBmpSrc = NULL );
- bool CopyPixel_AlphaOptimized( const Rectangle& rRectDst, const Rectangle& rRectSrc,
- const Bitmap* pBmpSrc = NULL);
+ bool CopyPixel_AlphaOptimized(
+ const Rectangle& rRectDst,
+ const Rectangle& rRectSrc,
+ const Bitmap* pBmpSrc = NULL );
/** Perform boolean operations with another bitmap
@@ -525,8 +486,9 @@ public:
@return true, if the operation was completed successfully.
*/
- bool CombineSimple( const Bitmap& rMask,
- BmpCombine eCombine );
+ bool CombineSimple(
+ const Bitmap& rMask,
+ BmpCombine eCombine );
/** Alpha-blend the given bitmap against a specified uniform
background color.
@@ -544,8 +506,9 @@ public:
@return true, if blending was successful, false otherwise
*/
- bool Blend( const AlphaMask& rAlpha,
- const Color& rBackgroundColor );
+ bool Blend(
+ const AlphaMask& rAlpha,
+ const Color& rBackgroundColor );
/** Fill the entire bitmap with the given color
@@ -600,7 +563,7 @@ public:
// Adapt the BitCount of rNew to BitCount of lolal, including grey or color paltette
// Can be used to create alpha/mask bitmaps after their processing in 24bit
- void AdaptBitCount(Bitmap& rNew) const;
+ void AdaptBitCount(Bitmap& rNew) const;
/** Rotate bitmap by the specified angle
@@ -707,8 +670,11 @@ public:
@return true, if the operation was completed successfully.
*/
- bool Replace( const Color* pSearchColors, const Color* rReplaceColors,
- sal_uLong nColorCount, sal_uLong* pTols = NULL );
+ bool Replace(
+ const Color* pSearchColors,
+ const Color* rReplaceColors,
+ sal_uLong nColorCount,
+ sal_uLong* pTols = NULL );
/** Convert the bitmap to a PolyPolygon
@@ -727,9 +693,10 @@ public:
@return true, if the operation was completed successfully.
*/
- bool Vectorize( PolyPolygon& rPolyPoly,
- sal_uLong nFlags = BMP_VECTORIZE_OUTER,
- const Link* pProgress = NULL );
+ bool Vectorize(
+ PolyPolygon& rPolyPoly,
+ sal_uLong nFlags = BMP_VECTORIZE_OUTER,
+ const Link* pProgress = NULL );
/** Convert the bitmap to a meta file
@@ -752,9 +719,11 @@ public:
@return true, if the operation was completed successfully.
*/
- bool Vectorize( GDIMetaFile& rMtf, sal_uInt8 cReduce = 0,
- sal_uLong nFlags = BMP_VECTORIZE_INNER,
- const Link* pProgress = NULL );
+ bool Vectorize(
+ GDIMetaFile& rMtf,
+ sal_uInt8 cReduce = 0,
+ sal_uLong nFlags = BMP_VECTORIZE_INNER,
+ const Link* pProgress = NULL );
/** Change various global color characteristics
@@ -786,14 +755,15 @@ public:
@return true, if the operation was completed successfully.
*/
- bool Adjust( short nLuminancePercent = 0,
- short nContrastPercent = 0,
- short nChannelRPercent = 0,
- short nChannelGPercent = 0,
- short nChannelBPercent = 0,
- double fGamma = 1.0,
- bool bInvert = false,
- bool msoBrightness = false );
+ bool Adjust(
+ short nLuminancePercent = 0,
+ short nContrastPercent = 0,
+ short nChannelRPercent = 0,
+ short nChannelGPercent = 0,
+ short nChannelBPercent = 0,
+ double fGamma = 1.0,
+ bool bInvert = false,
+ bool msoBrightness = false );
/** Apply specified filter to the bitmap
@@ -808,9 +778,75 @@ public:
@return true, if the operation was completed successfully.
*/
- bool Filter( BmpFilter eFilter,
- const BmpFilterParam* pFilterParam = NULL,
- const Link* pProgress = NULL );
+ bool Filter(
+ BmpFilter eFilter,
+ const BmpFilterParam* pFilterParam = NULL,
+ const Link* pProgress = NULL );
+
+public:
+
+ SAL_DLLPRIVATE void ImplReleaseRef();
+ SAL_DLLPRIVATE void ImplMakeUnique();
+ ImpBitmap* ImplGetImpBitmap() const { return mpImpBmp;}
+ SAL_DLLPRIVATE void ImplSetImpBitmap( ImpBitmap* pImpBmp );
+ SAL_DLLPRIVATE void ImplAssignWithSize( const Bitmap& rBitmap );
+
+ SAL_DLLPRIVATE void ImplAdaptBitCount(Bitmap& rNew) const;
+ SAL_DLLPRIVATE bool ImplScaleFast( const double& rScaleX, const double& rScaleY );
+ SAL_DLLPRIVATE bool ImplScaleInterpolate( const double& rScaleX, const double& rScaleY );
+ SAL_DLLPRIVATE bool ImplScaleSuper( const double& rScaleX, const double& rScaleY );
+ SAL_DLLPRIVATE bool ImplScaleConvolution( const double& rScaleX, const double& rScaleY, const Kernel& aKernel);
+
+ SAL_DLLPRIVATE bool ImplConvolutionPass(
+ Bitmap& aNewBitmap,
+ const int nNewSize,
+ BitmapReadAccess* pReadAcc,
+ int aNumberOfContributions,
+ double* pWeights,
+ int* pPixels,
+ int* pCount );
+
+ SAL_DLLPRIVATE bool ImplMakeMono( sal_uInt8 cThreshold );
+ SAL_DLLPRIVATE bool ImplMakeMonoDither();
+ SAL_DLLPRIVATE bool ImplMakeGreyscales( sal_uInt16 nGreyscales );
+ SAL_DLLPRIVATE bool ImplConvertUp( sal_uInt16 nBitCount, Color* pExtColor = NULL );
+ SAL_DLLPRIVATE bool ImplConvertDown( sal_uInt16 nBitCount, Color* pExtColor = NULL );
+ SAL_DLLPRIVATE bool ImplConvertGhosted();
+ SAL_DLLPRIVATE bool ImplDitherMatrix();
+ SAL_DLLPRIVATE bool ImplDitherFloyd();
+ SAL_DLLPRIVATE bool ImplDitherFloyd16();
+ SAL_DLLPRIVATE bool ImplReduceSimple( sal_uInt16 nColorCount );
+ SAL_DLLPRIVATE bool ImplReducePopular( sal_uInt16 nColorCount );
+ SAL_DLLPRIVATE bool ImplReduceMedian( sal_uInt16 nColorCount );
+ SAL_DLLPRIVATE void ImplMedianCut(
+ sal_uLong* pColBuf,
+ BitmapPalette& rPal,
+ long nR1, long nR2, long nG1, long nG2, long nB1, long nB2,
+ long nColors, long nPixels, long& rIndex );
+
+ SAL_DLLPRIVATE bool ImplConvolute3(
+ const long* pMatrix, long nDivisor,
+ const BmpFilterParam* pFilterParam,
+ const Link* pProgress );
+
+ SAL_DLLPRIVATE bool ImplMedianFilter( const BmpFilterParam* pFilterParam, const Link* pProgress );
+ SAL_DLLPRIVATE bool ImplSobelGrey( const BmpFilterParam* pFilterParam, const Link* pProgress );
+ SAL_DLLPRIVATE bool ImplEmbossGrey( const BmpFilterParam* pFilterParam, const Link* pProgress );
+ SAL_DLLPRIVATE bool ImplSolarize( const BmpFilterParam* pFilterParam, const Link* pProgress );
+ SAL_DLLPRIVATE bool ImplSepia( const BmpFilterParam* pFilterParam, const Link* pProgress );
+ SAL_DLLPRIVATE bool ImplMosaic( const BmpFilterParam* pFilterParam, const Link* pProgress );
+ SAL_DLLPRIVATE bool ImplPopArt( const BmpFilterParam* pFilterParam, const Link* pProgress );
+
+ SAL_DLLPRIVATE bool ImplSeparableBlurFilter( const double aRadius = 0.7 );
+ SAL_DLLPRIVATE bool ImplSeparableUnsharpenFilter( const double aRadius = 0.7 );
+ SAL_DLLPRIVATE bool ImplDuotoneFilter( const sal_uLong nColorOne, sal_uLong nColorTwo );
+ SAL_DLLPRIVATE void ImplBlurContributions(
+ const int aSize,
+ const int aNumberOfContributions,
+ double* pBlurVector,
+ double*& pWeights,
+ int*& pPixels,
+ int*& pCount );
public:
@@ -822,6 +858,13 @@ public:
ScopedReadAccess;
typedef vcl::ScopedBitmapAccess< BitmapWriteAccess, Bitmap, &Bitmap::AcquireWriteAccess >
ScopedWriteAccess;
+
+private:
+
+ ImpBitmap* mpImpBmp;
+ MapMode maPrefMapMode;
+ Size maPrefSize;
+
};
inline bool Bitmap::operator!() const
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-26 06:01:07 +0000