const AdBlockRule* AdBlockSubscription::rule(int offset) const {
if (IS_IN_ARRAY(offset, m_rules)) {
return m_rules[offset];
}
else {
return 0;
}
}
const AdBlockRule* AdBlockSubscription::disableRule(int offset) {
if (!IS_IN_ARRAY(offset, m_rules)) {
return 0;
}
AdBlockRule* rule = m_rules[offset];
rule->setEnabled(false);
AdBlockManager::instance()->addDisabledRule(rule->filter());
emit subscriptionChanged();
return rule;
}
const AdBlockRule* AdBlockSubscription::enableRule(int offset) {
if (IS_IN_ARRAY(offset, m_rules)) {
AdBlockRule* rule = m_rules[offset];
rule->setEnabled(true);
AdBlockManager::instance()->removeDisabledRule(rule->filter());
emit subscriptionChanged();
return rule;
}
else {
return 0;
}
}
static void gray_out_pixmap( int* src, int* dest, int width, int height )
{
// assuming the pixels along the edges are of the background color
int x = 0;
int y = 1;
do
{
int cur = GET_ELEM(src,x,y);
if ( IS_IN_ARRAY(x-1,y-1) )
{
int upperElem = GET_ELEM(src,x-1,y-1);
// if the upper element is lighter than current
if ( IS_GREATER(upperElem,cur) )
{
GET_ELEM(dest,x,y) = MASK_DARK;
}
else
// if the current element is ligher than the upper
if ( IS_GREATER(cur,upperElem) )
{
GET_ELEM(dest,x,y) = MASK_LIGHT;
}
else
{
if ( GET_ELEM(dest,x-1,y-1) == MASK_LIGHT )
GET_ELEM(dest,x,y) = MASK_BG;
if ( GET_ELEM(dest,x-1,y-1 ) == MASK_DARK )
GET_ELEM(dest,x,y) = MASK_DARK;
else
GET_ELEM(dest,x,y) = MASK_BG;
}
}
// go zig-zag
if ( IS_IN_ARRAY(x+1,y-1) )
{
++x;
--y;
}
else
{
while ( IS_IN_ARRAY(x-1,y+1) )
{
--x;
++y;
}
if ( IS_IN_ARRAY(x,y+1) )
{
++y;
continue;
}
else
{
if ( IS_IN_ARRAY(x+1,y) )
{
++x;
continue;
}
else break;
}
}
} while (1);
}
