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
|
/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <qapplication.h>
#include <qpixmap.h>
#include <qpainter.h>
#include <qbitmap.h>
static QColor baseColor( int k, int intensity )
{
int r = ( k & 1 ) * intensity;
int g = ( (k>>1) & 1 ) * intensity;
int b = ( (k>>2) & 1 ) * intensity;
return QColor( r, g, b );
}
static QPixmap createDestPixmap()
{
const int colorbands = 3;
const int intensities = 4;
QPixmap pm( 32, colorbands*intensities*4 );
QPainter painter;
painter.begin( &pm );
for ( int i=0; i<colorbands; i++ ) {
for ( int j=0; j<intensities; j++ ) {
int intensity = 255 * (j+1) / intensities; // 25%, 50%, 75% and 100%
for ( int k=0; k<8; k++ ) {
QColor col = baseColor( k, intensity );
painter.setPen( QPen( col, 1 ) );
painter.setBrush( col );
painter.drawRect( k*4, j*4 + i*intensities*4, 4, 4 );
}
}
}
painter.end();
return pm;
}
static QBitmap createDestBitmap()
{
// create a bitmap that looks like:
// (0 is color0 and 1 is color1)
// 00001111
// 00001111
// 00001111
// 00001111
// 00001111
// 00001111
// 00001111
// 00001111
QBitmap bm( 8, 8 );
QPainter painter;
painter.begin( &bm );
painter.setPen( QPen( Qt::color0, 4 ) );
painter.drawLine( 2, 0, 2, 8 );
painter.setPen( QPen( Qt::color1, 4 ) );
painter.drawLine( 6, 0, 6, 8 );
painter.end();
return bm;
}
static QBitmap createSrcBitmap( int size, int border )
{
// create the source bitmap that looks like
// (for size=4 and border=2):
//
//
// 1111
// 1111
// 0000
// 0000
//
//
// If \a border is 0, the bitmap does not have a mask, otherwise the inner
// part is masked.
// \a size specifies the size of the inner (i.e. masked) part. It should be
// a multiple of 2.
int size2 = size/2;
int totalSize = 2 * ( size2 + border );
QBitmap bm( totalSize, totalSize );
QPainter painter;
painter.begin( &bm );
painter.setPen( QPen( Qt::color0, 1 ) );
painter.setBrush( Qt::color0 );
painter.drawRect( border, size2+border, size, size2 );
painter.setPen( QPen( Qt::color1, 1 ) );
painter.setBrush( Qt::color1 );
painter.drawRect( border, border, size, size2 );
painter.end();
if ( border > 0 ) {
QBitmap mask( totalSize, totalSize, TRUE );
QPainter painter;
painter.begin( &mask );
painter.setPen( QPen( Qt::color1, 1 ) );
painter.setBrush( Qt::color1 );
painter.drawRect( border, border, size, size );
painter.end();
bm.setMask( mask );
}
return bm;
}
int main( int argc, char **argv )
{
QApplication a( argc, argv );
// input for tst_QPainter::drawLine_rop_bitmap()
{
QBitmap dst = createDestBitmap();
dst.save( "../../drawLine_rop_bitmap/dst.xbm", "XBM" );
}
// input for tst_QPainter::drawPixmap_rop_bitmap()
{
QBitmap dst = createDestBitmap();
QBitmap src1 = createSrcBitmap( 4, 2 );
QBitmap src2 = createSrcBitmap( 4, 0 );
dst.save( "../../drawPixmap_rop_bitmap/dst.xbm", "XBM" );
src1.save( "../../drawPixmap_rop_bitmap/src1.xbm", "XBM" );
src1.mask()->save( "../../drawPixmap_rop_bitmap/src1-mask.xbm", "XBM" );
src2.save( "../../drawPixmap_rop_bitmap/src2.xbm", "XBM" );
}
// input for tst_QPainter::drawPixmap_rop()
{
QPixmap dst1 = createDestPixmap();
QPixmap dst2 = createDestPixmap();
dst2.resize( 32, 32 );
QBitmap src1 = createSrcBitmap( 32, 0 );
QBitmap src_tmp = createSrcBitmap( 32, 0 ).xForm( QWMatrix( 1, 0, 0, -1, 0, 0 ) );
src_tmp.resize( 32, 48 );
QBitmap src2 = src_tmp.xForm( QWMatrix( 1, 0, 0, -1, 0, 0 ) );
QBitmap mask( 32, 48, TRUE );
{
QPainter painter;
painter.begin( &mask );
painter.setPen( QPen( Qt::color1, 1 ) );
painter.setBrush( Qt::color1 );
painter.drawRect( 0, 16, 32, 32 );
painter.end();
}
src2.setMask( mask );
QBitmap src3 = createSrcBitmap( 32, 0 ).xForm( QWMatrix( 1, 0, 0, -1, 0, 0 ) );
dst1.save( "../../drawPixmap_rop/dst1.png", "PNG" );
dst2.save( "../../drawPixmap_rop/dst2.png", "PNG" );
src1.save( "../../drawPixmap_rop/src1.xbm", "XBM" );
src2.save( "../../drawPixmap_rop/src2.xbm", "XBM" );
src2.mask()->save( "../../drawPixmap_rop/src2-mask.xbm", "XBM" );
src3.save( "../../drawPixmap_rop/src3.xbm", "XBM" );
}
}
|
