File: kpixmapsplitter.cpp

package info (click to toggle)
kdelibs 4:3.5.10.dfsg.1-5+deb6u1
  • links: PTS, VCS
  • area: main
  • in suites: squeeze-lts
  • size: 98,764 kB
  • ctags: 76,783
  • sloc: cpp: 578,944; xml: 117,726; ansic: 28,321; sh: 11,188; perl: 6,290; java: 4,069; makefile: 3,795; yacc: 2,437; lex: 643; ruby: 329; asm: 166; jsp: 128; haskell: 116; f90: 99; ml: 75; awk: 71; tcl: 29; lisp: 24; php: 9
file content (95 lines) | stat: -rw-r--r-- 2,455 bytes parent folder | download | duplicates (5)
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
/* This file is part of the KDE libraries
    Copyright (C) 2000 Carsten Pfeiffer <pfeiffer@kde.org>

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Library General Public
    License as published by the Free Software Foundation; either
    version 2 of the License, or (at your option) any later version.

    This library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    Library General Public License for more details.

    You should have received a copy of the GNU Library General Public License
    along with this library; see the file COPYING.LIB.  If not, write to
    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
    Boston, MA 02110-1301, USA.
*/

#include "kpixmapsplitter.h"

KPixmapSplitter::KPixmapSplitter()
    : m_itemSize( 4, 7 ),
      m_vSpacing( 0 ),
      m_hSpacing( 0 ),
      m_numCols( 0 ),
      m_numRows( 0 ),
      m_dirty( false )
{
}

KPixmapSplitter::~KPixmapSplitter()
{
}

void KPixmapSplitter::setPixmap( const QPixmap& pixmap )
{
    m_pixmap = pixmap;
    m_dirty = true;
}

void KPixmapSplitter::setItemSize( const QSize& size )
{
    if ( size != m_itemSize ) {
	m_itemSize = size;
	m_dirty = true;
    }
}

void KPixmapSplitter::setVSpacing( int spacing )
{
    if ( spacing != m_vSpacing ) {
	m_vSpacing = spacing;
	m_dirty = true;
    }
}

void KPixmapSplitter::setHSpacing( int spacing )
{
    if ( spacing != m_hSpacing ) {
	m_hSpacing = spacing;
	m_dirty = true;
    }
}


QRect KPixmapSplitter::coordinates( int pos )
{
    if ( pos < 0 || m_pixmap.isNull() )
	return QRect();

    if ( m_dirty ) {
	m_numCols = m_pixmap.width() / ( m_itemSize.width() + m_hSpacing );
	m_numRows = m_pixmap.height() / ( m_itemSize.height() + m_vSpacing );
	m_dirty = false;
	// qDebug("cols: %i, rows: %i (pixmap: %i, %i)", m_numCols, m_numRows, m_pixmap.width(), m_pixmap.height());
    }

    if ( m_numCols == 0 || m_numRows == 0 )
	return QRect();

    int row = pos / m_numCols;
    int col = pos - (row * m_numCols);

    return QRect( col * (m_itemSize.width() + m_hSpacing),
		  row * (m_itemSize.height() + m_vSpacing),
		  m_itemSize.width(),
		  m_itemSize.height() );
}

QRect KPixmapSplitter::coordinates( const QChar& ch )
{
    return coordinates( (unsigned char) ch.latin1() );
}