void CPDF_PageRenderCache::CacheOptimization(FX_INT32 dwLimitCacheSize)
{
if (m_nCacheSize <= (FX_DWORD)dwLimitCacheSize) {
return;
}
int nCount = m_ImageCaches.GetCount();
CACHEINFO* pCACHEINFO = (CACHEINFO*)FX_Alloc(FX_BYTE, (sizeof (CACHEINFO)) * nCount);
FX_POSITION pos = m_ImageCaches.GetStartPosition();
int i = 0;
while (pos) {
FX_LPVOID key, value;
m_ImageCaches.GetNextAssoc(pos, key, value);
pCACHEINFO[i].time = ((CPDF_ImageCache*)value)->GetTimeCount();
pCACHEINFO[i++].pStream = ((CPDF_ImageCache*)value)->GetStream();
}
FXSYS_qsort(pCACHEINFO, nCount, sizeof (CACHEINFO), compare);
FX_DWORD nTimeCount = m_nTimeCount;
if (nTimeCount + 1 < nTimeCount) {
for (i = 0; i < nCount; i ++) {
((CPDF_ImageCache*)(m_ImageCaches[pCACHEINFO[i].pStream]))->m_dwTimeCount = i;
}
m_nTimeCount = nCount;
}
i = 0;
while(nCount > 15) {
ClearImageCache(pCACHEINFO[i++].pStream);
nCount--;
}
while (m_nCacheSize > (FX_DWORD)dwLimitCacheSize) {
ClearImageCache(pCACHEINFO[i++].pStream);
}
FX_Free(pCACHEINFO);
}
void CPDF_PageRenderCache::CacheOptimization(int32_t dwLimitCacheSize) {
if (m_nCacheSize <= (uint32_t)dwLimitCacheSize)
return;
size_t nCount = m_ImageCache.size();
CACHEINFO* pCACHEINFO = FX_Alloc(CACHEINFO, nCount);
size_t i = 0;
for (const auto& it : m_ImageCache) {
pCACHEINFO[i].time = it.second->GetTimeCount();
pCACHEINFO[i++].pStream = it.second->GetStream();
}
FXSYS_qsort(pCACHEINFO, nCount, sizeof(CACHEINFO), compare);
uint32_t nTimeCount = m_nTimeCount;
// Check if time value is about to roll over and reset all entries.
// The comparision is legal because uint32_t is an unsigned type.
if (nTimeCount + 1 < nTimeCount) {
for (i = 0; i < nCount; i++)
m_ImageCache[pCACHEINFO[i].pStream]->m_dwTimeCount = i;
m_nTimeCount = nCount;
}
i = 0;
while (i + 15 < nCount)
ClearImageCacheEntry(pCACHEINFO[i++].pStream);
while (i < nCount && m_nCacheSize > (uint32_t)dwLimitCacheSize)
ClearImageCacheEntry(pCACHEINFO[i++].pStream);
FX_Free(pCACHEINFO);
}
void CXFA_FFTabOrderPageWidgetIterator::OrderContainer(
CXFA_LayoutItemIterator* sIterator,
CXFA_LayoutItem* pContainerItem,
CXFA_TabParam* pContainer,
FX_BOOL& bCurrentItem,
FX_BOOL& bContentArea,
FX_BOOL bMarsterPage) {
CFX_ArrayTemplate<CXFA_TabParam*> tabParams;
CXFA_LayoutItem* pSearchItem = sIterator->MoveToNext();
while (pSearchItem) {
if (!pSearchItem->IsContentLayoutItem()) {
bContentArea = TRUE;
pSearchItem = sIterator->MoveToNext();
continue;
}
if (bMarsterPage && bContentArea) {
break;
}
if (bMarsterPage || bContentArea) {
CXFA_FFWidget* hWidget = GetWidget(pSearchItem);
if (!hWidget) {
pSearchItem = sIterator->MoveToNext();
continue;
}
if (pContainerItem && (pSearchItem->GetParent() != pContainerItem)) {
bCurrentItem = TRUE;
break;
}
CXFA_TabParam* pParam = new CXFA_TabParam;
pParam->m_pWidget = hWidget;
tabParams.Add(pParam);
if (XFA_IsLayoutElement(pSearchItem->GetFormNode()->GetElementType(),
TRUE)) {
OrderContainer(sIterator, pSearchItem, pParam, bCurrentItem,
bContentArea, bMarsterPage);
}
}
if (bCurrentItem) {
pSearchItem = sIterator->GetCurrent();
bCurrentItem = FALSE;
} else {
pSearchItem = sIterator->MoveToNext();
}
}
int32_t iChildren = tabParams.GetSize();
if (iChildren > 1) {
FXSYS_qsort(tabParams.GetData(), iChildren, sizeof(void*),
XFA_TabOrderWidgetComparator);
}
for (int32_t iStart = 0; iStart < iChildren; iStart++) {
CXFA_TabParam* pParam = tabParams[iStart];
pContainer->m_Children.Add(pParam->m_pWidget);
if (pParam->m_Children.GetSize() > 0) {
pContainer->m_Children.Append(pParam->m_Children);
}
delete pParam;
}
tabParams.RemoveAll();
}
void CXFA_FFTabOrderPageWidgetIterator::OrderContainer(
CXFA_LayoutItemIterator* sIterator,
CXFA_LayoutItem* pContainerItem,
CXFA_TabParam* pContainer,
bool& bCurrentItem,
bool& bContentArea,
bool bMarsterPage) {
CFX_ArrayTemplate<CXFA_TabParam*> tabParams;
CXFA_LayoutItem* pSearchItem = sIterator->MoveToNext();
while (pSearchItem) {
if (!pSearchItem->IsContentLayoutItem()) {
bContentArea = true;
pSearchItem = sIterator->MoveToNext();
continue;
}
if (bMarsterPage && bContentArea) {
break;
}
if (bMarsterPage || bContentArea) {
CXFA_FFWidget* hWidget = GetWidget(pSearchItem);
if (!hWidget) {
pSearchItem = sIterator->MoveToNext();
continue;
}
if (pContainerItem && (pSearchItem->GetParent() != pContainerItem)) {
bCurrentItem = true;
break;
}
CXFA_TabParam* pParam = new CXFA_TabParam;
pParam->m_pWidget = hWidget;
tabParams.Add(pParam);
if (IsLayoutElement(pSearchItem->GetFormNode()->GetElementType(), true)) {
OrderContainer(sIterator, pSearchItem, pParam, bCurrentItem,
bContentArea, bMarsterPage);
}
}
if (bCurrentItem) {
pSearchItem = sIterator->GetCurrent();
bCurrentItem = false;
} else {
pSearchItem = sIterator->MoveToNext();
}
}
int32_t iChildren = tabParams.GetSize();
if (iChildren > 1) {
FXSYS_qsort(tabParams.GetData(), iChildren, sizeof(void*),
XFA_TabOrderWidgetComparator);
}
for (int32_t iStart = 0; iStart < iChildren; iStart++) {
std::unique_ptr<CXFA_TabParam> pParam(tabParams[iStart]);
pContainer->m_Children.push_back(pParam->m_pWidget);
pContainer->m_Children.insert(pContainer->m_Children.end(),
pParam->m_Children.begin(),
pParam->m_Children.end());
}
tabParams.RemoveAll();
}
