1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
|
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include <vcl/outdev.hxx>
#include <vcl/bitmapex.hxx>
#include <vcl/alpha.hxx>
#include <vcl/window.hxx>
#include <vcl/bmpacc.hxx>
#include <vcl/virdev.hxx>
#include <vcl/image.hxx>
#include <image.h>
#define IMPSYSIMAGEITEM_MASK ( 0x01 )
#define IMPSYSIMAGEITEM_ALPHA ( 0x02 )
ImageAryData::ImageAryData( const ImageAryData& rData ) :
maName( rData.maName ),
mnId( rData.mnId ),
maBitmapEx( rData.maBitmapEx )
{
}
ImageAryData::ImageAryData( const OUString &aName,
sal_uInt16 nId, const BitmapEx &aBitmap )
: maName( aName ), mnId( nId ), maBitmapEx( aBitmap )
{
}
ImageAryData::~ImageAryData()
{
}
ImageAryData& ImageAryData::operator=( const ImageAryData& rData )
{
maName = rData.maName;
mnId = rData.mnId;
maBitmapEx = rData.maBitmapEx;
return *this;
}
ImplImageList::ImplImageList()
: mnRefCount(1)
{
}
ImplImageList::ImplImageList( const ImplImageList &aSrc )
: maPrefix(aSrc.maPrefix)
, maImageSize(aSrc.maImageSize)
, mnRefCount(1)
{
maImages.reserve( aSrc.maImages.size() );
for ( ImageAryDataVec::const_iterator aIt = aSrc.maImages.begin(), aEnd = aSrc.maImages.end(); aIt != aEnd; ++aIt )
{
ImageAryData* pAryData = new ImageAryData( **aIt );
maImages.push_back( pAryData );
if( !pAryData->maName.isEmpty() )
maNameHash [ pAryData->maName ] = pAryData;
}
}
ImplImageList::~ImplImageList()
{
for ( ImageAryDataVec::iterator aIt = maImages.begin(), aEnd = maImages.end(); aIt != aEnd; ++aIt )
delete *aIt;
}
void ImplImageList::AddImage( const OUString &aName,
sal_uInt16 nId, const BitmapEx &aBitmapEx )
{
ImageAryData *pImg = new ImageAryData( aName, nId, aBitmapEx );
maImages.push_back( pImg );
if( !aName.isEmpty() )
maNameHash [ aName ] = pImg;
}
void ImplImageList::RemoveImage( sal_uInt16 nPos )
{
ImageAryData *pImg = maImages[ nPos ];
if( !pImg->maName.isEmpty() )
maNameHash.erase( pImg->maName );
maImages.erase( maImages.begin() + nPos );
}
ImplImageData::ImplImageData( const BitmapEx& rBmpEx ) :
mpImageBitmap( NULL ),
maBmpEx( rBmpEx )
{
}
ImplImageData::~ImplImageData()
{
delete mpImageBitmap;
}
sal_Bool ImplImageData::IsEqual( const ImplImageData& rData )
{
return( maBmpEx == rData.maBmpEx );
}
ImplImage::ImplImage()
: mnRefCount(1)
{
}
ImplImage::~ImplImage()
{
switch( meType )
{
case IMAGETYPE_BITMAP:
delete static_cast< Bitmap* >( mpData );
break;
case IMAGETYPE_IMAGE:
delete static_cast< ImplImageData* >( mpData );
break;
}
}
ImplImageBmp::ImplImageBmp() :
mpDisplayBmp( NULL ),
mpInfoAry( NULL ),
mnSize( 0 )
{
}
ImplImageBmp::~ImplImageBmp()
{
delete[] mpInfoAry;
delete mpDisplayBmp;
}
void ImplImageBmp::Create( const BitmapEx& rBmpEx, long nItemWidth, long nItemHeight, sal_uInt16 nInitSize )
{
maBmpEx = rBmpEx;
maDisabledBmpEx.SetEmpty();
delete mpDisplayBmp;
mpDisplayBmp = NULL;
maSize = Size( nItemWidth, nItemHeight );
mnSize = nInitSize;
delete[] mpInfoAry;
mpInfoAry = new sal_uInt8[ mnSize ];
memset( mpInfoAry,
rBmpEx.IsAlpha() ? IMPSYSIMAGEITEM_ALPHA : ( rBmpEx.IsTransparent() ? IMPSYSIMAGEITEM_MASK : 0 ),
mnSize );
}
void ImplImageBmp::Draw( sal_uInt16 nPos, OutputDevice* pOutDev,
const Point& rPos, sal_uInt16 nStyle,
const Size* pSize )
{
if( pOutDev->IsDeviceOutputNecessary() )
{
const Point aSrcPos( nPos * maSize.Width(), 0 );
Size aOutSize;
aOutSize = ( pSize ? *pSize : pOutDev->PixelToLogic( maSize ) );
if( nStyle & IMAGE_DRAW_DISABLE )
{
ImplUpdateDisabledBmpEx( nPos);
pOutDev->DrawBitmapEx( rPos, aOutSize, aSrcPos, maSize, maDisabledBmpEx );
}
else
{
if( nStyle & ( IMAGE_DRAW_COLORTRANSFORM |
IMAGE_DRAW_HIGHLIGHT | IMAGE_DRAW_DEACTIVE | IMAGE_DRAW_SEMITRANSPARENT ) )
{
BitmapEx aTmpBmpEx;
const Rectangle aCropRect( aSrcPos, maSize );
if( mpInfoAry[ nPos ] & ( IMPSYSIMAGEITEM_MASK | IMPSYSIMAGEITEM_ALPHA ) )
aTmpBmpEx = maBmpEx;
else
aTmpBmpEx = maBmpEx.GetBitmap();
aTmpBmpEx.Crop( aCropRect );
Bitmap aTmpBmp( aTmpBmpEx.GetBitmap() );
if( nStyle & ( IMAGE_DRAW_HIGHLIGHT | IMAGE_DRAW_DEACTIVE ) )
{
BitmapWriteAccess* pAcc = aTmpBmp.AcquireWriteAccess();
if( pAcc )
{
const StyleSettings& rSettings = pOutDev->GetSettings().GetStyleSettings();
Color aColor;
BitmapColor aCol;
const long nW = pAcc->Width();
const long nH = pAcc->Height();
sal_uInt8* pMapR = new sal_uInt8[ 256 ];
sal_uInt8* pMapG = new sal_uInt8[ 256 ];
sal_uInt8* pMapB = new sal_uInt8[ 256 ];
long nX, nY;
if( nStyle & IMAGE_DRAW_HIGHLIGHT )
aColor = rSettings.GetHighlightColor();
else
aColor = rSettings.GetDeactiveColor();
const sal_uInt8 cR = aColor.GetRed();
const sal_uInt8 cG = aColor.GetGreen();
const sal_uInt8 cB = aColor.GetBlue();
for( nX = 0L; nX < 256L; nX++ )
{
pMapR[ nX ] = (sal_uInt8) ( ( ( nY = ( nX + cR ) >> 1 ) > 255 ) ? 255 : nY );
pMapG[ nX ] = (sal_uInt8) ( ( ( nY = ( nX + cG ) >> 1 ) > 255 ) ? 255 : nY );
pMapB[ nX ] = (sal_uInt8) ( ( ( nY = ( nX + cB ) >> 1 ) > 255 ) ? 255 : nY );
}
if( pAcc->HasPalette() )
{
for( sal_uInt16 i = 0, nCount = pAcc->GetPaletteEntryCount(); i < nCount; i++ )
{
const BitmapColor& rCol = pAcc->GetPaletteColor( i );
aCol.SetRed( pMapR[ rCol.GetRed() ] );
aCol.SetGreen( pMapG[ rCol.GetGreen() ] );
aCol.SetBlue( pMapB[ rCol.GetBlue() ] );
pAcc->SetPaletteColor( i, aCol );
}
}
else if( pAcc->GetScanlineFormat() == BMP_FORMAT_24BIT_TC_BGR )
{
for( nY = 0L; nY < nH; nY++ )
{
Scanline pScan = pAcc->GetScanline( nY );
for( nX = 0L; nX < nW; nX++ )
{
*pScan = pMapB[ *pScan ]; pScan++;
*pScan = pMapG[ *pScan ]; pScan++;
*pScan = pMapR[ *pScan ]; pScan++;
}
}
}
else
{
for( nY = 0L; nY < nH; nY++ )
{
for( nX = 0L; nX < nW; nX++ )
{
aCol = pAcc->GetPixel( nY, nX );
aCol.SetRed( pMapR[ aCol.GetRed() ] );
aCol.SetGreen( pMapG[ aCol.GetGreen() ] );
aCol.SetBlue( pMapB[ aCol.GetBlue() ] );
pAcc->SetPixel( nY, nX, aCol );
}
}
}
delete[] pMapR;
delete[] pMapG;
delete[] pMapB;
aTmpBmp.ReleaseAccess( pAcc );
}
}
if( nStyle & IMAGE_DRAW_SEMITRANSPARENT )
{
if( aTmpBmpEx.IsTransparent() )
{
Bitmap aAlphaBmp( aTmpBmpEx.GetAlpha().GetBitmap() );
aAlphaBmp.Adjust( 50 );
aTmpBmpEx = BitmapEx( aTmpBmp, AlphaMask( aAlphaBmp ) );
}
else
{
sal_uInt8 cErase = 128;
aTmpBmpEx = BitmapEx( aTmpBmp, AlphaMask( aTmpBmp.GetSizePixel(), &cErase ) );
}
}
else
{
if( aTmpBmpEx.IsAlpha() )
aTmpBmpEx = BitmapEx( aTmpBmp, aTmpBmpEx.GetAlpha() );
else if( aTmpBmpEx.IsAlpha() )
aTmpBmpEx = BitmapEx( aTmpBmp, aTmpBmpEx.GetMask() );
}
pOutDev->DrawBitmapEx( rPos, aOutSize, aTmpBmpEx );
}
else
{
const BitmapEx* pOutputBmp;
if( pOutDev->GetOutDevType() == OUTDEV_WINDOW )
{
ImplUpdateDisplayBmp( pOutDev );
pOutputBmp = mpDisplayBmp;
}
else
pOutputBmp = &maBmpEx;
if( pOutputBmp )
pOutDev->DrawBitmapEx( rPos, aOutSize, aSrcPos, maSize, *pOutputBmp );
}
}
}
}
void ImplImageBmp::ImplUpdateDisplayBmp( OutputDevice*
#if defined WNT
pOutDev
#endif
)
{
if( !mpDisplayBmp && !maBmpEx.IsEmpty() )
{
#if defined WNT
if( maBmpEx.IsAlpha() )
mpDisplayBmp = new BitmapEx( maBmpEx );
else
{
const Bitmap aBmp( maBmpEx.GetBitmap().CreateDisplayBitmap( pOutDev ) );
if( maBmpEx.IsTransparent() )
mpDisplayBmp = new BitmapEx( aBmp, maBmpEx.GetMask().CreateDisplayBitmap( pOutDev ) );
else
mpDisplayBmp = new BitmapEx( aBmp );
}
#else
mpDisplayBmp = new BitmapEx( maBmpEx );
#endif
}
}
void ImplImageBmp::ImplUpdateDisabledBmpEx( int nPos )
{
const Size aTotalSize( maBmpEx.GetSizePixel() );
if( maDisabledBmpEx.IsEmpty() )
{
Bitmap aGrey( aTotalSize, 8, &Bitmap::GetGreyPalette( 256 ) );
AlphaMask aGreyAlphaMask( aTotalSize );
maDisabledBmpEx = BitmapEx( aGrey, aGreyAlphaMask );
nPos = -1;
}
Bitmap aBmp( maBmpEx.GetBitmap() );
BitmapReadAccess* pBmp( aBmp.AcquireReadAccess() );
AlphaMask aBmpAlphaMask( maBmpEx.GetAlpha() );
BitmapReadAccess* pBmpAlphaMask( aBmpAlphaMask.AcquireReadAccess() );
Bitmap aGrey( maDisabledBmpEx.GetBitmap() );
BitmapWriteAccess* pGrey( aGrey.AcquireWriteAccess() );
AlphaMask aGreyAlphaMask( maDisabledBmpEx.GetAlpha() );
BitmapWriteAccess* pGreyAlphaMask( aGreyAlphaMask.AcquireWriteAccess() );
if( pBmp && pBmpAlphaMask && pGrey && pGreyAlphaMask )
{
BitmapColor aGreyVal( 0 );
BitmapColor aGreyAlphaMaskVal( 0 );
const Point aPos( ( nPos < 0 ) ? 0 : ( nPos * maSize.Width() ), 0 );
const int nLeft = aPos.X(), nRight = nLeft + ( ( nPos < 0 ) ? aTotalSize.Width() : maSize.Width() );
const int nTop = aPos.Y(), nBottom = nTop + maSize.Height();
for( int nY = nTop; nY < nBottom; ++nY )
{
for( int nX = nLeft; nX < nRight; ++nX )
{
aGreyVal.SetIndex( pBmp->GetLuminance( nY, nX ) );
pGrey->SetPixel( nY, nX, aGreyVal );
const BitmapColor aBmpAlphaMaskVal( pBmpAlphaMask->GetPixel( nY, nX ) );
aGreyAlphaMaskVal.SetIndex( static_cast< sal_uInt8 >( ::std::min( aBmpAlphaMaskVal.GetIndex() + 178ul, 255ul ) ) );
pGreyAlphaMask->SetPixel( nY, nX, aGreyAlphaMaskVal );
}
}
}
aBmp.ReleaseAccess( pBmp );
aBmpAlphaMask.ReleaseAccess( pBmpAlphaMask );
aGrey.ReleaseAccess( pGrey );
aGreyAlphaMask.ReleaseAccess( pGreyAlphaMask );
maDisabledBmpEx = BitmapEx( aGrey, aGreyAlphaMask );
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|