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2 *
3 * Licensed to the Apache Software Foundation (ASF) under one
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11 * http://www.apache.org/licenses/LICENSE-2.0
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18 * under the License.
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21
22
23
24 // MARKER(update_precomp.py): autogen include statement, do not remove
25 #include "precompiled_svtools.hxx"
26
27 #include <rtl/uuid.h>
28 #include <vos/mutex.hxx>
29 #include <vcl/svapp.hxx>
30 #include <vcl/image.hxx>
31 #include <vcl/metaact.hxx>
32 #include <tools/rcid.h>
33 #include <tools/resid.hxx>
34 #include <tools/resmgr.hxx>
35 #include <unotools/ucbstreamhelper.hxx>
36 #include <svl/solar.hrc>
37 #include <vcl/salbtype.hxx>
38 #include <vcl/virdev.hxx>
39 #include <vcl/bmpacc.hxx>
40 #include <com/sun/star/text/GraphicCrop.hpp>
41
42 #include "graphic.hxx"
43 #include "transformer.hxx"
44
45 using namespace com::sun::star;
46
47 namespace unographic {
48
49 // ----------------------
50 // - GraphicTransformer -
51 // ----------------------
52
GraphicTransformer()53 GraphicTransformer::GraphicTransformer()
54 {
55 }
56
57 // ------------------------------------------------------------------------------
58
~GraphicTransformer()59 GraphicTransformer::~GraphicTransformer()
60 {
61 }
62
63 // ------------------------------------------------------------------------------
64
setAlpha(Bitmap & rBitmap,AlphaMask & rAlpha,sal_uInt8 cIndexFrom,sal_Int8 nAlphaTo)65 void setAlpha( Bitmap& rBitmap, AlphaMask& rAlpha, sal_uInt8 cIndexFrom, sal_Int8 nAlphaTo )
66 {
67 BitmapWriteAccess* pWriteAccess = rAlpha.AcquireWriteAccess();
68 BitmapReadAccess* pReadAccess = rBitmap.AcquireReadAccess();
69 if ( pReadAccess && pWriteAccess )
70 {
71 for ( sal_Int32 nY = 0; nY < pReadAccess->Height(); nY++ )
72 {
73 for ( sal_Int32 nX = 0; nX < pReadAccess->Width(); nX++ )
74 {
75 const sal_uInt8 cIndex = pReadAccess->GetPixelIndex( nY, nX );
76 if ( cIndex == cIndexFrom )
77 pWriteAccess->SetPixelIndex( nY, nX, nAlphaTo );
78 }
79 }
80 }
81 rBitmap.ReleaseAccess( pReadAccess );
82 rAlpha.ReleaseAccess( pWriteAccess );
83 }
84
85 // XGraphicTransformer
colorChange(const uno::Reference<graphic::XGraphic> & rxGraphic,sal_Int32 nColorFrom,sal_Int8 nTolerance,sal_Int32 nColorTo,sal_Int8 nAlphaTo)86 uno::Reference< graphic::XGraphic > SAL_CALL GraphicTransformer::colorChange(
87 const uno::Reference< graphic::XGraphic >& rxGraphic, sal_Int32 nColorFrom, sal_Int8 nTolerance, sal_Int32 nColorTo, sal_Int8 nAlphaTo )
88 {
89 const uno::Reference< uno::XInterface > xIFace( rxGraphic, uno::UNO_QUERY );
90 ::Graphic aGraphic( *::unographic::Graphic::getImplementation( xIFace ) );
91
92 BitmapColor aColorFrom( static_cast< sal_uInt8 >( nColorFrom ), static_cast< sal_uInt8 >( nColorFrom >> 8 ), static_cast< sal_uInt8 >( nColorFrom >> 16 ) );
93 BitmapColor aColorTo( static_cast< sal_uInt8 >( nColorTo ), static_cast< sal_uInt8 >( nColorTo >> 8 ), static_cast< sal_uInt8 >( nColorTo >> 16 ) );
94 const sal_uInt8 cIndexFrom = aColorFrom.GetBlueOrIndex();
95
96 if ( aGraphic.GetType() == GRAPHIC_BITMAP )
97 {
98 BitmapEx aBitmapEx( aGraphic.GetBitmapEx() );
99 Bitmap aBitmap( aBitmapEx.GetBitmap() );
100
101 if ( aBitmapEx.IsAlpha() )
102 {
103 AlphaMask aAlphaMask( aBitmapEx.GetAlpha() );
104 setAlpha( aBitmap, aAlphaMask, cIndexFrom, nAlphaTo );
105 aBitmap.Replace( aColorFrom, aColorTo, nTolerance );
106 aGraphic = ::Graphic( BitmapEx( aBitmap, aAlphaMask ) );
107 }
108 else if ( aBitmapEx.IsTransparent() )
109 {
110 if ( ( nAlphaTo == 0 ) || ( nAlphaTo == sal::static_int_cast<sal_Int8>(0xff) ) )
111 {
112 Bitmap aMask( aBitmapEx.GetMask() );
113 Bitmap aMask2( aBitmap.CreateMask( aColorFrom, nTolerance ) );
114 aMask.CombineSimple( aMask2, BMP_COMBINE_OR );
115 aBitmap.Replace( aColorFrom, aColorTo, nTolerance );
116 aGraphic = ::Graphic( BitmapEx( aBitmap, aMask ) );
117 }
118 else
119 {
120 AlphaMask aAlphaMask( aBitmapEx.GetMask() );
121 setAlpha( aBitmap, aAlphaMask, cIndexFrom, nAlphaTo );
122 aBitmap.Replace( aColorFrom, aColorTo, nTolerance );
123 aGraphic = ::Graphic( BitmapEx( aBitmap, aAlphaMask ) );
124 }
125 }
126 else
127 {
128 if ( ( nAlphaTo == 0 ) || ( nAlphaTo == sal::static_int_cast<sal_Int8>(0xff) ) )
129 {
130 Bitmap aMask( aBitmap.CreateMask( aColorFrom, nTolerance ) );
131 aBitmap.Replace( aColorFrom, aColorTo, nTolerance );
132 aGraphic = ::Graphic( BitmapEx( aBitmap, aMask ) );
133 }
134 else
135 {
136 AlphaMask aAlphaMask( aBitmapEx.GetSizePixel() );
137 setAlpha( aBitmap, aAlphaMask, cIndexFrom, nAlphaTo );
138 aBitmap.Replace( aColorFrom, aColorTo, nTolerance );
139 aGraphic = ::Graphic( BitmapEx( aBitmap, aAlphaMask ) );
140 }
141 }
142 }
143 ::unographic::Graphic* pUnoGraphic = new ::unographic::Graphic();
144 pUnoGraphic->init( aGraphic );
145 uno::Reference< graphic::XGraphic > xRet( pUnoGraphic );
146 return xRet;
147 }
148
149 }
150