void
rerender()
{
QTime time = QTime::currentTime();
QColor shadow = QColor( 0, 0, 0, 192 );
QImage img( m_clientSize, QImage::Format_ARGB32_Premultiplied );
img.fill( QColor( 128, 0, 0, 128 ) );
QPainter p( & img );
p.setRenderHint( QPainter::Antialiasing, true );
p.setBrush( QColor( "black" ) );
p.setPen( QPen( QColor( "white" ), 2 ) );
p.drawEllipse( m_center, m_radius, m_radius );
p.setPen( QPen( QColor( "white" ), 2 ) );
double tickLenght = 5;
for ( int h = 0 ; h < 12 ; h++ ) {
double alpha = h * M_PI * 2 / 12;
p.drawLine( a2p( alpha, m_radius - tickLenght - ( h % 3 == 0 ? 2 : 0 ) ),
a2p( alpha, m_radius ) );
}
double hour = time.hour() % 12 + time.minute() / 60.0 + time.second() / 3600.0;
p.setPen( QPen( QColor( "white" ), 4 ) );
p.drawLine( m_center, a2p( hour / 12.0 * M_PI * 2, m_radius / 2 ) );
double minute = time.minute() + time.second() / 60.0;
p.setPen( QPen( shadow, 4 ) );
p.drawLine( m_center, a2p( minute / 60.0 * M_PI * 2, m_radius * 3 / 4 ) );
p.setPen( QPen( QColor( "white" ), 3 ) );
p.drawLine( m_center, a2p( minute / 60.0 * M_PI * 2, m_radius * 3 / 4 ) );
p.setPen( QPen( shadow, 2 ) );
p.drawLine( m_center, a2p( time.second() / 60.0 * M_PI * 2, m_radius - 2 ) );
p.setPen( QPen( QColor( "yellow" ), 1 ) );
p.drawLine( m_center, a2p( time.second() / 60.0 * M_PI * 2, m_radius - 2 ) );
p.end();
setRaster( img );
} // rerender
/**
* If "key" is associated to "val", returns "val".
* Undefined behavior, if "key" is not found.
* You may need the helper function a2p.
*/
char *ca_str_value(char key[]) {
for(int i = 0; i < pos; i++)
{
if(keys[i] != NULL)
{
if(strcmp(key, keys[i]) == 0)
return a2p(values[i]);
}
/* for(int j = 0; j <= KEY_LEN; j++)
{
if(key[j] != keys[i][j])
break;
if(j == KEY_LEN)
{
if[values[i] == NULL]
return NULL;
else
return a2p(values[i]);
}
} */
}
return NULL;
}
