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Diffstat (limited to 'xfa/src/fdp/src/css/fde_csscache.cpp')
-rw-r--r--xfa/src/fdp/src/css/fde_csscache.cpp294
1 files changed, 147 insertions, 147 deletions
diff --git a/xfa/src/fdp/src/css/fde_csscache.cpp b/xfa/src/fdp/src/css/fde_csscache.cpp
index 3d3b040a87..a4f89c9867 100644
--- a/xfa/src/fdp/src/css/fde_csscache.cpp
+++ b/xfa/src/fdp/src/css/fde_csscache.cpp
@@ -1,147 +1,147 @@
-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#include <algorithm>
-
-#include "xfa/src/foxitlib.h"
-#include "fde_csscache.h"
-_FDE_CSSCACHEITEM::_FDE_CSSCACHEITEM(IFDE_CSSStyleSheet* p)
- : pStylesheet(p), dwActivity(0) {
- FXSYS_assert(pStylesheet);
- pStylesheet->AddRef();
-}
-_FDE_CSSCACHEITEM::~_FDE_CSSCACHEITEM() {
- pStylesheet->Release();
-}
-IFDE_CSSStyleSheetCache* IFDE_CSSStyleSheetCache::Create() {
- return new CFDE_CSSStyleSheetCache;
-}
-
-CFDE_CSSStyleSheetCache::CFDE_CSSStyleSheetCache()
- : m_pFixedStore(NULL), m_iMaxItems(5) {}
-
-CFDE_CSSStyleSheetCache::~CFDE_CSSStyleSheetCache() {
- for (const auto& pair : m_Stylesheets) {
- FDE_DeleteWith(FDE_CSSCACHEITEM, m_pFixedStore, pair.second);
- }
- m_Stylesheets.clear();
- if (m_pFixedStore) {
- m_pFixedStore->Release();
- }
-}
-void CFDE_CSSStyleSheetCache::AddStyleSheet(const CFX_ByteStringC& szKey,
- IFDE_CSSStyleSheet* pStyleSheet) {
- FXSYS_assert(pStyleSheet != NULL);
- if (m_pFixedStore == NULL) {
- m_pFixedStore =
- FX_CreateAllocator(FX_ALLOCTYPE_Fixed, std::max(10, m_iMaxItems),
- sizeof(FDE_CSSCACHEITEM));
- FXSYS_assert(m_pFixedStore != NULL);
- }
- auto it = m_Stylesheets.find(szKey);
- if (it != m_Stylesheets.end()) {
- FDE_LPCSSCACHEITEM pItem = it->second;
- if (pItem->pStylesheet != pStyleSheet) {
- pItem->pStylesheet->Release();
- pItem->pStylesheet = pStyleSheet;
- pItem->pStylesheet->AddRef();
- pItem->dwActivity = 0;
- }
- } else {
- while (static_cast<int32_t>(m_Stylesheets.size()) >= m_iMaxItems) {
- RemoveLowestActivityItem();
- }
- m_Stylesheets[szKey] =
- FDE_NewWith(m_pFixedStore) FDE_CSSCACHEITEM(pStyleSheet);
- }
-}
-IFDE_CSSStyleSheet* CFDE_CSSStyleSheetCache::GetStyleSheet(
- const CFX_ByteStringC& szKey) const {
- auto it = m_Stylesheets.find(szKey);
- if (it == m_Stylesheets.end()) {
- return nullptr;
- }
- FDE_LPCSSCACHEITEM pItem = it->second;
- pItem->dwActivity++;
- pItem->pStylesheet->AddRef();
- return pItem->pStylesheet;
-}
-void CFDE_CSSStyleSheetCache::RemoveStyleSheet(const CFX_ByteStringC& szKey) {
- auto it = m_Stylesheets.find(szKey);
- if (it == m_Stylesheets.end()) {
- return;
- }
- FDE_DeleteWith(FDE_CSSCACHEITEM, m_pFixedStore, it->second);
- m_Stylesheets.erase(it);
-}
-void CFDE_CSSStyleSheetCache::RemoveLowestActivityItem() {
- auto found = m_Stylesheets.end();
- for (auto it = m_Stylesheets.begin(); it != m_Stylesheets.end(); ++it) {
- switch (it->first.GetID()) {
- case FXBSTR_ID('#', 'U', 'S', 'E'):
- case FXBSTR_ID('#', 'A', 'G', 'E'):
- continue;
- }
- if (found == m_Stylesheets.end() ||
- it->second->dwActivity > found->second->dwActivity) {
- found = it;
- }
- }
- if (found != m_Stylesheets.end()) {
- FDE_DeleteWith(FDE_CSSCACHEITEM, m_pFixedStore, found->second);
- m_Stylesheets.erase(found);
- }
-}
-_FDE_CSSTAGCACHE::_FDE_CSSTAGCACHE(_FDE_CSSTAGCACHE* parent,
- IFDE_CSSTagProvider* tag)
- : pTag(tag),
- pParent(parent),
- dwIDHash(0),
- dwTagHash(0),
- iClassIndex(0),
- dwClassHashs(1) {
- FXSYS_assert(pTag != NULL);
- CFX_WideStringC wsValue, wsName = pTag->GetTagName();
- dwTagHash =
- FX_HashCode_String_GetW(wsName.GetPtr(), wsName.GetLength(), TRUE);
- FX_POSITION pos = pTag->GetFirstAttribute();
- while (pos != NULL) {
- pTag->GetNextAttribute(pos, wsName, wsValue);
- FX_DWORD dwNameHash =
- FX_HashCode_String_GetW(wsName.GetPtr(), wsName.GetLength(), TRUE);
- static const FX_DWORD s_dwIDHash = FX_HashCode_String_GetW(L"id", 2, TRUE);
- static const FX_DWORD s_dwClassHash =
- FX_HashCode_String_GetW(L"class", 5, TRUE);
- if (dwNameHash == s_dwClassHash) {
- FX_DWORD dwHash =
- FX_HashCode_String_GetW(wsValue.GetPtr(), wsValue.GetLength());
- dwClassHashs.Add(dwHash);
- } else if (dwNameHash == s_dwIDHash) {
- dwIDHash = FX_HashCode_String_GetW(wsValue.GetPtr(), wsValue.GetLength());
- }
- }
-}
-_FDE_CSSTAGCACHE::_FDE_CSSTAGCACHE(const _FDE_CSSTAGCACHE& it)
- : pTag(it.pTag),
- pParent(it.pParent),
- dwIDHash(it.dwIDHash),
- dwTagHash(it.dwTagHash),
- iClassIndex(0),
- dwClassHashs(1) {
- if (it.dwClassHashs.GetSize() > 0) {
- dwClassHashs.Copy(it.dwClassHashs);
- }
-}
-void CFDE_CSSAccelerator::OnEnterTag(IFDE_CSSTagProvider* pTag) {
- FDE_CSSTAGCACHE* pTop = GetTopElement();
- FDE_CSSTAGCACHE item(pTop, pTag);
- m_Stack.Push(item);
-}
-void CFDE_CSSAccelerator::OnLeaveTag(IFDE_CSSTagProvider* pTag) {
- FDE_CSSTAGCACHE* pItem = m_Stack.GetTopElement();
- FXSYS_assert(pItem && pItem->GetTag() == pTag);
- m_Stack.Pop();
-}
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#include <algorithm>
+
+#include "xfa/src/foxitlib.h"
+#include "fde_csscache.h"
+_FDE_CSSCACHEITEM::_FDE_CSSCACHEITEM(IFDE_CSSStyleSheet* p)
+ : pStylesheet(p), dwActivity(0) {
+ FXSYS_assert(pStylesheet);
+ pStylesheet->AddRef();
+}
+_FDE_CSSCACHEITEM::~_FDE_CSSCACHEITEM() {
+ pStylesheet->Release();
+}
+IFDE_CSSStyleSheetCache* IFDE_CSSStyleSheetCache::Create() {
+ return new CFDE_CSSStyleSheetCache;
+}
+
+CFDE_CSSStyleSheetCache::CFDE_CSSStyleSheetCache()
+ : m_pFixedStore(NULL), m_iMaxItems(5) {}
+
+CFDE_CSSStyleSheetCache::~CFDE_CSSStyleSheetCache() {
+ for (const auto& pair : m_Stylesheets) {
+ FDE_DeleteWith(FDE_CSSCACHEITEM, m_pFixedStore, pair.second);
+ }
+ m_Stylesheets.clear();
+ if (m_pFixedStore) {
+ m_pFixedStore->Release();
+ }
+}
+void CFDE_CSSStyleSheetCache::AddStyleSheet(const CFX_ByteStringC& szKey,
+ IFDE_CSSStyleSheet* pStyleSheet) {
+ FXSYS_assert(pStyleSheet != NULL);
+ if (m_pFixedStore == NULL) {
+ m_pFixedStore =
+ FX_CreateAllocator(FX_ALLOCTYPE_Fixed, std::max(10, m_iMaxItems),
+ sizeof(FDE_CSSCACHEITEM));
+ FXSYS_assert(m_pFixedStore != NULL);
+ }
+ auto it = m_Stylesheets.find(szKey);
+ if (it != m_Stylesheets.end()) {
+ FDE_LPCSSCACHEITEM pItem = it->second;
+ if (pItem->pStylesheet != pStyleSheet) {
+ pItem->pStylesheet->Release();
+ pItem->pStylesheet = pStyleSheet;
+ pItem->pStylesheet->AddRef();
+ pItem->dwActivity = 0;
+ }
+ } else {
+ while (static_cast<int32_t>(m_Stylesheets.size()) >= m_iMaxItems) {
+ RemoveLowestActivityItem();
+ }
+ m_Stylesheets[szKey] =
+ FDE_NewWith(m_pFixedStore) FDE_CSSCACHEITEM(pStyleSheet);
+ }
+}
+IFDE_CSSStyleSheet* CFDE_CSSStyleSheetCache::GetStyleSheet(
+ const CFX_ByteStringC& szKey) const {
+ auto it = m_Stylesheets.find(szKey);
+ if (it == m_Stylesheets.end()) {
+ return nullptr;
+ }
+ FDE_LPCSSCACHEITEM pItem = it->second;
+ pItem->dwActivity++;
+ pItem->pStylesheet->AddRef();
+ return pItem->pStylesheet;
+}
+void CFDE_CSSStyleSheetCache::RemoveStyleSheet(const CFX_ByteStringC& szKey) {
+ auto it = m_Stylesheets.find(szKey);
+ if (it == m_Stylesheets.end()) {
+ return;
+ }
+ FDE_DeleteWith(FDE_CSSCACHEITEM, m_pFixedStore, it->second);
+ m_Stylesheets.erase(it);
+}
+void CFDE_CSSStyleSheetCache::RemoveLowestActivityItem() {
+ auto found = m_Stylesheets.end();
+ for (auto it = m_Stylesheets.begin(); it != m_Stylesheets.end(); ++it) {
+ switch (it->first.GetID()) {
+ case FXBSTR_ID('#', 'U', 'S', 'E'):
+ case FXBSTR_ID('#', 'A', 'G', 'E'):
+ continue;
+ }
+ if (found == m_Stylesheets.end() ||
+ it->second->dwActivity > found->second->dwActivity) {
+ found = it;
+ }
+ }
+ if (found != m_Stylesheets.end()) {
+ FDE_DeleteWith(FDE_CSSCACHEITEM, m_pFixedStore, found->second);
+ m_Stylesheets.erase(found);
+ }
+}
+_FDE_CSSTAGCACHE::_FDE_CSSTAGCACHE(_FDE_CSSTAGCACHE* parent,
+ IFDE_CSSTagProvider* tag)
+ : pTag(tag),
+ pParent(parent),
+ dwIDHash(0),
+ dwTagHash(0),
+ iClassIndex(0),
+ dwClassHashs(1) {
+ FXSYS_assert(pTag != NULL);
+ CFX_WideStringC wsValue, wsName = pTag->GetTagName();
+ dwTagHash =
+ FX_HashCode_String_GetW(wsName.GetPtr(), wsName.GetLength(), TRUE);
+ FX_POSITION pos = pTag->GetFirstAttribute();
+ while (pos != NULL) {
+ pTag->GetNextAttribute(pos, wsName, wsValue);
+ FX_DWORD dwNameHash =
+ FX_HashCode_String_GetW(wsName.GetPtr(), wsName.GetLength(), TRUE);
+ static const FX_DWORD s_dwIDHash = FX_HashCode_String_GetW(L"id", 2, TRUE);
+ static const FX_DWORD s_dwClassHash =
+ FX_HashCode_String_GetW(L"class", 5, TRUE);
+ if (dwNameHash == s_dwClassHash) {
+ FX_DWORD dwHash =
+ FX_HashCode_String_GetW(wsValue.GetPtr(), wsValue.GetLength());
+ dwClassHashs.Add(dwHash);
+ } else if (dwNameHash == s_dwIDHash) {
+ dwIDHash = FX_HashCode_String_GetW(wsValue.GetPtr(), wsValue.GetLength());
+ }
+ }
+}
+_FDE_CSSTAGCACHE::_FDE_CSSTAGCACHE(const _FDE_CSSTAGCACHE& it)
+ : pTag(it.pTag),
+ pParent(it.pParent),
+ dwIDHash(it.dwIDHash),
+ dwTagHash(it.dwTagHash),
+ iClassIndex(0),
+ dwClassHashs(1) {
+ if (it.dwClassHashs.GetSize() > 0) {
+ dwClassHashs.Copy(it.dwClassHashs);
+ }
+}
+void CFDE_CSSAccelerator::OnEnterTag(IFDE_CSSTagProvider* pTag) {
+ FDE_CSSTAGCACHE* pTop = GetTopElement();
+ FDE_CSSTAGCACHE item(pTop, pTag);
+ m_Stack.Push(item);
+}
+void CFDE_CSSAccelerator::OnLeaveTag(IFDE_CSSTagProvider* pTag) {
+ FDE_CSSTAGCACHE* pItem = m_Stack.GetTopElement();
+ FXSYS_assert(pItem && pItem->GetTag() == pTag);
+ m_Stack.Pop();
+}
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