xref: /AOO41X/main/vcl/source/gdi/impbmp.cxx (revision cdf0e10c4e3984b49a9502b011690b615761d4a3)
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27*cdf0e10cSrcweir 
28*cdf0e10cSrcweir // MARKER(update_precomp.py): autogen include statement, do not remove
29*cdf0e10cSrcweir #include "precompiled_vcl.hxx"
30*cdf0e10cSrcweir 
31*cdf0e10cSrcweir #include <tools/debug.hxx>
32*cdf0e10cSrcweir 
33*cdf0e10cSrcweir #include <vcl/bitmap.hxx>
34*cdf0e10cSrcweir 
35*cdf0e10cSrcweir #include <svdata.hxx>
36*cdf0e10cSrcweir #include <salinst.hxx>
37*cdf0e10cSrcweir #include <salbmp.hxx>
38*cdf0e10cSrcweir #include <impbmp.hxx>
39*cdf0e10cSrcweir 
40*cdf0e10cSrcweir // --------------
41*cdf0e10cSrcweir // - ImpBitmap	-
42*cdf0e10cSrcweir // --------------
43*cdf0e10cSrcweir 
44*cdf0e10cSrcweir ImpBitmap::ImpBitmap() :
45*cdf0e10cSrcweir 			mnRefCount	( 1UL ),
46*cdf0e10cSrcweir 			mnChecksum	( 0UL ),
47*cdf0e10cSrcweir 			mpSalBitmap ( ImplGetSVData()->mpDefInst->CreateSalBitmap() ),
48*cdf0e10cSrcweir 			maSourceSize( 0, 0 )
49*cdf0e10cSrcweir {
50*cdf0e10cSrcweir }
51*cdf0e10cSrcweir 
52*cdf0e10cSrcweir // -----------------------------------------------------------------------
53*cdf0e10cSrcweir 
54*cdf0e10cSrcweir ImpBitmap::~ImpBitmap()
55*cdf0e10cSrcweir {
56*cdf0e10cSrcweir 	delete mpSalBitmap;
57*cdf0e10cSrcweir }
58*cdf0e10cSrcweir 
59*cdf0e10cSrcweir // -----------------------------------------------------------------------
60*cdf0e10cSrcweir void ImpBitmap::ImplSetSalBitmap( SalBitmap* pBitmap )
61*cdf0e10cSrcweir {
62*cdf0e10cSrcweir 	delete mpSalBitmap, mpSalBitmap = pBitmap;
63*cdf0e10cSrcweir }
64*cdf0e10cSrcweir 
65*cdf0e10cSrcweir // -----------------------------------------------------------------------
66*cdf0e10cSrcweir 
67*cdf0e10cSrcweir sal_Bool ImpBitmap::ImplCreate( const Size& rSize, sal_uInt16 nBitCount, const BitmapPalette& rPal )
68*cdf0e10cSrcweir {
69*cdf0e10cSrcweir 	maSourceSize = rSize;
70*cdf0e10cSrcweir 	return mpSalBitmap->Create( rSize, nBitCount, rPal );
71*cdf0e10cSrcweir }
72*cdf0e10cSrcweir 
73*cdf0e10cSrcweir // -----------------------------------------------------------------------
74*cdf0e10cSrcweir 
75*cdf0e10cSrcweir sal_Bool ImpBitmap::ImplCreate( const ImpBitmap& rImpBitmap )
76*cdf0e10cSrcweir {
77*cdf0e10cSrcweir 	maSourceSize = rImpBitmap.maSourceSize;
78*cdf0e10cSrcweir 	mnChecksum = rImpBitmap.mnChecksum;
79*cdf0e10cSrcweir 	return mpSalBitmap->Create( *rImpBitmap.mpSalBitmap );
80*cdf0e10cSrcweir }
81*cdf0e10cSrcweir 
82*cdf0e10cSrcweir // -----------------------------------------------------------------------
83*cdf0e10cSrcweir 
84*cdf0e10cSrcweir sal_Bool ImpBitmap::ImplCreate( const ImpBitmap& rImpBitmap, SalGraphics* pGraphics )
85*cdf0e10cSrcweir {
86*cdf0e10cSrcweir 	return mpSalBitmap->Create( *rImpBitmap.mpSalBitmap, pGraphics );
87*cdf0e10cSrcweir }
88*cdf0e10cSrcweir 
89*cdf0e10cSrcweir // -----------------------------------------------------------------------
90*cdf0e10cSrcweir 
91*cdf0e10cSrcweir sal_Bool ImpBitmap::ImplCreate( const ImpBitmap& rImpBitmap, sal_uInt16 nNewBitCount )
92*cdf0e10cSrcweir {
93*cdf0e10cSrcweir 	return mpSalBitmap->Create( *rImpBitmap.mpSalBitmap, nNewBitCount );
94*cdf0e10cSrcweir }
95*cdf0e10cSrcweir 
96*cdf0e10cSrcweir // -----------------------------------------------------------------------
97*cdf0e10cSrcweir 
98*cdf0e10cSrcweir void ImpBitmap::ImplDestroy()
99*cdf0e10cSrcweir {
100*cdf0e10cSrcweir 	mpSalBitmap->Destroy();
101*cdf0e10cSrcweir }
102*cdf0e10cSrcweir 
103*cdf0e10cSrcweir // -----------------------------------------------------------------------
104*cdf0e10cSrcweir 
105*cdf0e10cSrcweir Size ImpBitmap::ImplGetSize() const
106*cdf0e10cSrcweir {
107*cdf0e10cSrcweir 	return mpSalBitmap->GetSize();
108*cdf0e10cSrcweir }
109*cdf0e10cSrcweir 
110*cdf0e10cSrcweir // -----------------------------------------------------------------------
111*cdf0e10cSrcweir 
112*cdf0e10cSrcweir sal_uInt16 ImpBitmap::ImplGetBitCount() const
113*cdf0e10cSrcweir {
114*cdf0e10cSrcweir 	sal_uInt16 nBitCount = mpSalBitmap->GetBitCount();
115*cdf0e10cSrcweir 	return( ( nBitCount <= 1 ) ? 1 : ( nBitCount <= 4 ) ? 4 : ( nBitCount <= 8 ) ? 8 : 24 );
116*cdf0e10cSrcweir }
117*cdf0e10cSrcweir 
118*cdf0e10cSrcweir // -----------------------------------------------------------------------
119*cdf0e10cSrcweir 
120*cdf0e10cSrcweir BitmapBuffer* ImpBitmap::ImplAcquireBuffer( sal_Bool bReadOnly )
121*cdf0e10cSrcweir {
122*cdf0e10cSrcweir 	return mpSalBitmap->AcquireBuffer( bReadOnly );
123*cdf0e10cSrcweir }
124*cdf0e10cSrcweir 
125*cdf0e10cSrcweir // -----------------------------------------------------------------------
126*cdf0e10cSrcweir 
127*cdf0e10cSrcweir void ImpBitmap::ImplReleaseBuffer( BitmapBuffer* pBuffer, sal_Bool bReadOnly )
128*cdf0e10cSrcweir {
129*cdf0e10cSrcweir 	mpSalBitmap->ReleaseBuffer( pBuffer, bReadOnly );
130*cdf0e10cSrcweir 
131*cdf0e10cSrcweir 	if( !bReadOnly )
132*cdf0e10cSrcweir 		mnChecksum = 0;
133*cdf0e10cSrcweir }
134