| -rw-r--r-- | noncore/unsupported/qpdf/qbusybar.cpp | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/noncore/unsupported/qpdf/qbusybar.cpp b/noncore/unsupported/qpdf/qbusybar.cpp index f5c62fa..ce7ab8e 100644 --- a/noncore/unsupported/qpdf/qbusybar.cpp +++ b/noncore/unsupported/qpdf/qbusybar.cpp @@ -1,132 +1,133 @@ #include <qapplication.h> #include <qtimer.h> #include <qpainter.h> #include "qbusybar.h" QBusyBar::QBusyBar ( QWidget *parent, const char *name, int flags ) : QWidget ( parent, name, flags | WRepaintNoErase ) { m_busy = 0; m_div = 0; m_pos = 0; m_fade = 0; m_fadecols = 0; m_speed = 500; m_timer = new QTimer ( this ); connect ( m_timer, SIGNAL( timeout ( )), this, SLOT( slotTimeout ( ))); setParameters ( 12, 8, 200 ); } void QBusyBar::setParameters ( int d, int s, int v ) { bool running = m_timer-> isActive ( ); if ( running ) m_timer-> stop ( ); m_div = d; m_speed = v; delete [] m_fadecols; m_fade = s; m_fadecols = new QColor [m_fade]; int rt, gt, bt; int rf, gf, bf; colorGroup ( ). color ( QColorGroup::Highlight ). rgb ( &rf, &gf, &bf ); colorGroup ( ). color ( QColorGroup::Background ). rgb ( &rt, >, &bt ); for ( int i = 0; i < s; i++ ) m_fadecols [i]. setRgb ( rf + ( rt - rf ) * i / s, gf + ( gt - gf ) * i / s, bf + ( bt - bf ) * i / s ); if ( running ) { m_pos = 0; m_timer-> start ( m_speed ); } } QBusyBar::~QBusyBar ( ) { + delete [] m_fadecols; } bool QBusyBar::isBusy ( ) const { return m_busy; } void QBusyBar::beginBusy ( ) { setBusy ( true ); } void QBusyBar::endBusy ( ) { setBusy ( false ); } void QBusyBar::setBusy ( bool b ) { int busy = m_busy + ( b ? 1 : -1 ); if ( busy < 0 ) busy = 0; if (( m_busy == 0 ) && ( busy > 0 )) { // Changed state to on m_pos = 0; m_timer-> start ( m_speed ); update ( ); } else if (( m_busy > 0 ) && ( busy == 0 )) { // Changed state to off m_timer-> stop ( ); update ( ); } m_busy = busy; } void QBusyBar::slotTimeout ( ) { m_pos++; m_pos %= ( 2 * ( m_fade + m_div )); update ( ); } void QBusyBar::paintEvent ( QPaintEvent *e ) { QPainter p ( this ); QRect clip = e-> rect ( ); int x = 0; int dx = width ( ) / m_div; int y = clip. top ( ); int dy = clip. height ( ); if ( m_busy ) { int dir = ( m_pos < ( m_fade + m_div )) ? 1 : -1; int pos = ( dir > 0 ) ? m_pos : ( 2 * ( m_div + m_fade )) - m_pos - m_fade - 1; for ( int i = 0; i < m_div; i++ ) { int ind = ( pos - i ) * dir; if (( ind < 0 ) || ( ind >= m_fade )) ind = m_fade - 1; if ((( x + dx ) > clip. left ( )) || ( x < clip. right ( ))) p. fillRect ( x, y, ( i < ( m_div - 1 )) ? dx : width ( ) - x, dy, m_fadecols [ind] ); x += dx; } } else { p. fillRect ( e-> rect ( ), m_fadecols [m_fade - 1] ); } } |