diff options
Diffstat (limited to 'xfa/src/fxfa/src/parser/xfa_basic_imp.cpp')
| -rw-r--r-- | xfa/src/fxfa/src/parser/xfa_basic_imp.cpp | 1248 |
1 files changed, 624 insertions, 624 deletions
diff --git a/xfa/src/fxfa/src/parser/xfa_basic_imp.cpp b/xfa/src/fxfa/src/parser/xfa_basic_imp.cpp index fbd0d95dcb..f06daa4021 100644 --- a/xfa/src/fxfa/src/parser/xfa_basic_imp.cpp +++ b/xfa/src/fxfa/src/parser/xfa_basic_imp.cpp @@ -1,624 +1,624 @@ -// 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 "xfa/src/foxitlib.h"
-#include "xfa/src/fxfa/src/common/xfa_utils.h"
-#include "xfa/src/fxfa/src/common/xfa_object.h"
-#include "xfa/src/fxfa/src/common/xfa_document.h"
-#include "xfa/src/fxfa/src/common/xfa_parser.h"
-#include "xfa/src/fxfa/src/common/xfa_script.h"
-#include "xfa/src/fxfa/src/common/xfa_docdata.h"
-#include "xfa/src/fxfa/src/common/xfa_doclayout.h"
-#include "xfa/src/fxfa/src/common/xfa_localemgr.h"
-#include "xfa/src/fxfa/src/common/xfa_fm2jsapi.h"
-#include "xfa_basic_imp.h"
-extern const XFA_PACKETINFO g_XFAPacketData[];
-extern const int32_t g_iXFAPacketCount;
-extern const XFA_ATTRIBUTEENUMINFO g_XFAEnumData[];
-extern const int32_t g_iXFAEnumCount;
-extern const XFA_ATTRIBUTEINFO g_XFAAttributeData[];
-extern const int32_t g_iXFAAttributeCount;
-extern const XFA_ELEMENTINFO g_XFAElementData[];
-extern const int32_t g_iXFAElementCount;
-extern const XFA_ELEMENTHIERARCHY g_XFAElementChildrenIndex[];
-extern const FX_WORD g_XFAElementChildrenData[];
-extern const XFA_ELEMENTHIERARCHY g_XFAElementAttributeIndex[];
-extern const uint8_t g_XFAElementAttributeData[];
-extern const XFA_NOTSUREATTRIBUTE g_XFANotsureAttributes[];
-extern const int32_t g_iXFANotsureCount;
-extern const XFA_ELEMENTHIERARCHY g_XFAElementPropertyIndex[];
-extern const XFA_PROPERTY g_XFAElementPropertyData[];
-extern const XFA_SCRIPTHIERARCHY g_XFAScriptIndex[];
-extern const XFA_METHODINFO g_SomMethodData[];
-extern const int32_t g_iSomMethodCount;
-extern const XFA_SCRIPTATTRIBUTEINFO g_SomAttributeData[];
-extern const int32_t g_iSomAttributeCount;
-XFA_LPCPACKETINFO XFA_GetPacketByName(const CFX_WideStringC& wsName) {
- int32_t iLength = wsName.GetLength();
- if (iLength == 0) {
- return NULL;
- }
- uint32_t uHash = FX_HashCode_String_GetW(wsName.GetPtr(), iLength);
- int32_t iStart = 0, iEnd = g_iXFAPacketCount - 1;
- do {
- int32_t iMid = (iStart + iEnd) / 2;
- XFA_LPCPACKETINFO pInfo = g_XFAPacketData + iMid;
- if (uHash == pInfo->uHash) {
- return pInfo;
- } else if (uHash < pInfo->uHash) {
- iEnd = iMid - 1;
- } else {
- iStart = iMid + 1;
- }
- } while (iStart <= iEnd);
- return NULL;
-}
-XFA_LPCPACKETINFO XFA_GetPacketByID(FX_DWORD dwPacket) {
- int32_t iStart = 0, iEnd = g_iXFAPacketCount - 1;
- do {
- int32_t iMid = (iStart + iEnd) / 2;
- FX_DWORD dwFind = (g_XFAPacketData + iMid)->eName;
- if (dwPacket == dwFind) {
- return g_XFAPacketData + iMid;
- } else if (dwPacket < dwFind) {
- iEnd = iMid - 1;
- } else {
- iStart = iMid + 1;
- }
- } while (iStart <= iEnd);
- return NULL;
-}
-XFA_LPCATTRIBUTEENUMINFO XFA_GetAttributeEnumByName(
- const CFX_WideStringC& wsName) {
- int32_t iLength = wsName.GetLength();
- if (iLength == 0) {
- return NULL;
- }
- uint32_t uHash = FX_HashCode_String_GetW(wsName.GetPtr(), iLength);
- int32_t iStart = 0, iEnd = g_iXFAEnumCount - 1;
- do {
- int32_t iMid = (iStart + iEnd) / 2;
- XFA_LPCATTRIBUTEENUMINFO pInfo = g_XFAEnumData + iMid;
- if (uHash == pInfo->uHash) {
- return pInfo;
- } else if (uHash < pInfo->uHash) {
- iEnd = iMid - 1;
- } else {
- iStart = iMid + 1;
- }
- } while (iStart <= iEnd);
- return NULL;
-}
-XFA_LPCATTRIBUTEENUMINFO XFA_GetAttributeEnumByID(XFA_ATTRIBUTEENUM eName) {
- return g_XFAEnumData + eName;
-}
-int32_t XFA_GetAttributeCount() {
- return g_iXFAAttributeCount;
-}
-XFA_LPCATTRIBUTEINFO XFA_GetAttributeByName(const CFX_WideStringC& wsName) {
- int32_t iLength = wsName.GetLength();
- if (iLength == 0) {
- return NULL;
- }
- uint32_t uHash = FX_HashCode_String_GetW(wsName.GetPtr(), iLength);
- int32_t iStart = 0, iEnd = g_iXFAAttributeCount - 1;
- do {
- int32_t iMid = (iStart + iEnd) / 2;
- XFA_LPCATTRIBUTEINFO pInfo = g_XFAAttributeData + iMid;
- if (uHash == pInfo->uHash) {
- return pInfo;
- } else if (uHash < pInfo->uHash) {
- iEnd = iMid - 1;
- } else {
- iStart = iMid + 1;
- }
- } while (iStart <= iEnd);
- return NULL;
-}
-XFA_LPCATTRIBUTEINFO XFA_GetAttributeByID(XFA_ATTRIBUTE eName) {
- return (eName < g_iXFAAttributeCount) ? (g_XFAAttributeData + eName) : NULL;
-}
-FX_BOOL XFA_GetAttributeDefaultValue(void*& pValue,
- XFA_ELEMENT eElement,
- XFA_ATTRIBUTE eAttribute,
- XFA_ATTRIBUTETYPE eType,
- FX_DWORD dwPacket) {
- XFA_LPCATTRIBUTEINFO pInfo = XFA_GetAttributeByID(eAttribute);
- if (pInfo == NULL) {
- return FALSE;
- }
- if (dwPacket && (dwPacket & pInfo->dwPackets) == 0) {
- return FALSE;
- }
- if (pInfo->eType == eType) {
- pValue = pInfo->pDefValue;
- return TRUE;
- } else if (pInfo->eType == XFA_ATTRIBUTETYPE_NOTSURE) {
- XFA_LPCNOTSUREATTRIBUTE pAttr =
- XFA_GetNotsureAttribute(eElement, eAttribute, eType);
- if (pAttr) {
- pValue = pAttr->pValue;
- return TRUE;
- }
- }
- return FALSE;
-}
-XFA_ATTRIBUTEENUM XFA_GetAttributeDefaultValue_Enum(XFA_ELEMENT eElement,
- XFA_ATTRIBUTE eAttribute,
- FX_DWORD dwPacket) {
- void* pValue;
- if (XFA_GetAttributeDefaultValue(pValue, eElement, eAttribute,
- XFA_ATTRIBUTETYPE_Enum, dwPacket)) {
- return (XFA_ATTRIBUTEENUM)(uintptr_t)pValue;
- }
- return XFA_ATTRIBUTEENUM_Unknown;
-}
-CFX_WideStringC XFA_GetAttributeDefaultValue_Cdata(XFA_ELEMENT eElement,
- XFA_ATTRIBUTE eAttribute,
- FX_DWORD dwPacket) {
- void* pValue;
- if (XFA_GetAttributeDefaultValue(pValue, eElement, eAttribute,
- XFA_ATTRIBUTETYPE_Cdata, dwPacket)) {
- return (const FX_WCHAR*)pValue;
- }
- return NULL;
-}
-FX_BOOL XFA_GetAttributeDefaultValue_Boolean(XFA_ELEMENT eElement,
- XFA_ATTRIBUTE eAttribute,
- FX_DWORD dwPacket) {
- void* pValue;
- if (XFA_GetAttributeDefaultValue(pValue, eElement, eAttribute,
- XFA_ATTRIBUTETYPE_Boolean, dwPacket)) {
- return (FX_BOOL)(uintptr_t)pValue;
- }
- return FALSE;
-}
-int32_t XFA_GetAttributeDefaultValue_Integer(XFA_ELEMENT eElement,
- XFA_ATTRIBUTE eAttribute,
- FX_DWORD dwPacket) {
- void* pValue;
- if (XFA_GetAttributeDefaultValue(pValue, eElement, eAttribute,
- XFA_ATTRIBUTETYPE_Integer, dwPacket)) {
- return (int32_t)(uintptr_t)pValue;
- }
- return 0;
-}
-CXFA_Measurement XFA_GetAttributeDefaultValue_Measure(XFA_ELEMENT eElement,
- XFA_ATTRIBUTE eAttribute,
- FX_DWORD dwPacket) {
- void* pValue;
- if (XFA_GetAttributeDefaultValue(pValue, eElement, eAttribute,
- XFA_ATTRIBUTETYPE_Measure, dwPacket)) {
- return *(CXFA_Measurement*)pValue;
- }
- return CXFA_Measurement();
-}
-int32_t XFA_GetElementCount() {
- return g_iXFAElementCount;
-}
-XFA_LPCELEMENTINFO XFA_GetElementByName(const CFX_WideStringC& wsName) {
- int32_t iLength = wsName.GetLength();
- if (iLength == 0) {
- return NULL;
- }
- uint32_t uHash = FX_HashCode_String_GetW(wsName.GetPtr(), iLength);
- int32_t iStart = 0, iEnd = g_iXFAElementCount - 1;
- do {
- int32_t iMid = (iStart + iEnd) / 2;
- XFA_LPCELEMENTINFO pInfo = g_XFAElementData + iMid;
- if (uHash == pInfo->uHash) {
- return pInfo;
- } else if (uHash < pInfo->uHash) {
- iEnd = iMid - 1;
- } else {
- iStart = iMid + 1;
- }
- } while (iStart <= iEnd);
- return NULL;
-}
-XFA_LPCELEMENTINFO XFA_GetElementByID(XFA_ELEMENT eName) {
- return (eName < g_iXFAElementCount) ? (g_XFAElementData + eName) : NULL;
-}
-const FX_WORD* XFA_GetElementChildren(XFA_ELEMENT eElement, int32_t& iCount) {
- if (eElement >= g_iXFAElementCount) {
- return NULL;
- }
- XFA_LPCELEMENTHIERARCHY pElement = g_XFAElementChildrenIndex + eElement;
- iCount = pElement->wCount;
- return g_XFAElementChildrenData + pElement->wStart;
-}
-const uint8_t* XFA_GetElementAttributes(XFA_ELEMENT eElement, int32_t& iCount) {
- if (eElement >= g_iXFAElementCount) {
- return NULL;
- }
- XFA_LPCELEMENTHIERARCHY pElement = g_XFAElementAttributeIndex + eElement;
- iCount = pElement->wCount;
- return g_XFAElementAttributeData + pElement->wStart;
-}
-XFA_LPCATTRIBUTEINFO XFA_GetAttributeOfElement(XFA_ELEMENT eElement,
- XFA_ATTRIBUTE eAttribute,
- FX_DWORD dwPacket) {
- int32_t iCount = 0;
- const uint8_t* pAttr = XFA_GetElementAttributes(eElement, iCount);
- if (pAttr == NULL || iCount < 1) {
- return NULL;
- }
- CFX_DSPATemplate<uint8_t> search;
- int32_t index = search.Lookup(eAttribute, pAttr, iCount);
- if (index < 0) {
- return NULL;
- }
- XFA_LPCATTRIBUTEINFO pInfo = XFA_GetAttributeByID(eAttribute);
- ASSERT(pInfo != NULL);
- if (dwPacket == XFA_XDPPACKET_UNKNOWN) {
- return pInfo;
- }
- return (dwPacket & pInfo->dwPackets) ? pInfo : NULL;
-}
-XFA_LPCELEMENTINFO XFA_GetChildOfElement(XFA_ELEMENT eElement,
- XFA_ELEMENT eChild,
- FX_DWORD dwPacket) {
- int32_t iCount = 0;
- const FX_WORD* pChild = XFA_GetElementChildren(eElement, iCount);
- if (pChild == NULL || iCount < 1) {
- return NULL;
- }
- CFX_DSPATemplate<FX_WORD> search;
- int32_t index = search.Lookup(eChild, pChild, iCount);
- if (index < 0) {
- return NULL;
- }
- XFA_LPCELEMENTINFO pInfo = XFA_GetElementByID(eChild);
- ASSERT(pInfo != NULL);
- if (dwPacket == XFA_XDPPACKET_UNKNOWN) {
- return pInfo;
- }
- return (dwPacket & pInfo->dwPackets) ? pInfo : NULL;
-}
-XFA_LPCPROPERTY XFA_GetElementProperties(XFA_ELEMENT eElement,
- int32_t& iCount) {
- if (eElement >= g_iXFAElementCount) {
- return NULL;
- }
- XFA_LPCELEMENTHIERARCHY pElement = g_XFAElementPropertyIndex + eElement;
- iCount = pElement->wCount;
- return g_XFAElementPropertyData + pElement->wStart;
-}
-XFA_LPCPROPERTY XFA_GetPropertyOfElement(XFA_ELEMENT eElement,
- XFA_ELEMENT eProperty,
- FX_DWORD dwPacket) {
- int32_t iCount = 0;
- XFA_LPCPROPERTY pProperty = XFA_GetElementProperties(eElement, iCount);
- if (pProperty == NULL || iCount < 1) {
- return NULL;
- }
- int32_t iStart = 0, iEnd = iCount - 1, iMid;
- do {
- iMid = (iStart + iEnd) / 2;
- XFA_ELEMENT eName = (XFA_ELEMENT)pProperty[iMid].eName;
- if (eProperty == eName) {
- break;
- } else if (eProperty < eName) {
- iEnd = iMid - 1;
- } else {
- iStart = iMid + 1;
- }
- } while (iStart <= iEnd);
- if (iStart > iEnd) {
- return NULL;
- }
- XFA_LPCELEMENTINFO pInfo = XFA_GetElementByID(eProperty);
- ASSERT(pInfo != NULL);
- if (dwPacket == XFA_XDPPACKET_UNKNOWN) {
- return pProperty + iMid;
- }
- return (dwPacket & pInfo->dwPackets) ? (pProperty + iMid) : NULL;
-}
-XFA_LPCNOTSUREATTRIBUTE XFA_GetNotsureAttribute(XFA_ELEMENT eElement,
- XFA_ATTRIBUTE eAttribute,
- XFA_ATTRIBUTETYPE eType) {
- int32_t iStart = 0, iEnd = g_iXFANotsureCount - 1;
- do {
- int32_t iMid = (iStart + iEnd) / 2;
- XFA_LPCNOTSUREATTRIBUTE pAttr = g_XFANotsureAttributes + iMid;
- if (eElement == pAttr->eElement) {
- if (pAttr->eAttribute == eAttribute) {
- if (eType == XFA_ATTRIBUTETYPE_NOTSURE || eType == pAttr->eType) {
- return pAttr;
- }
- return NULL;
- } else {
- int32_t iBefore = iMid - 1;
- if (iBefore >= 0) {
- pAttr = g_XFANotsureAttributes + iBefore;
- while (eElement == pAttr->eElement) {
- if (pAttr->eAttribute == eAttribute) {
- if (eType == XFA_ATTRIBUTETYPE_NOTSURE || eType == pAttr->eType) {
- return pAttr;
- }
- return NULL;
- }
- iBefore--;
- if (iBefore < 0) {
- break;
- }
- pAttr = g_XFANotsureAttributes + iBefore;
- }
- }
- int32_t iAfter = iMid + 1;
- if (iAfter <= g_iXFANotsureCount - 1) {
- pAttr = g_XFANotsureAttributes + iAfter;
- while (eElement == pAttr->eElement) {
- if (pAttr->eAttribute == eAttribute) {
- if (eType == XFA_ATTRIBUTETYPE_NOTSURE || eType == pAttr->eType) {
- return pAttr;
- }
- return NULL;
- }
- iAfter++;
- if (iAfter > g_iXFANotsureCount - 1) {
- break;
- }
- pAttr = g_XFANotsureAttributes + iAfter;
- }
- }
- return NULL;
- }
- } else if (eElement < pAttr->eElement) {
- iEnd = iMid - 1;
- } else {
- iStart = iMid + 1;
- }
- } while (iStart <= iEnd);
- return NULL;
-}
-int32_t XFA_GetMethodCount() {
- return g_iSomMethodCount;
-}
-XFA_LPCMETHODINFO XFA_GetMethodByName(XFA_ELEMENT eElement,
- const CFX_WideStringC& wsMethodName) {
- int32_t iLength = wsMethodName.GetLength();
- if (iLength == 0) {
- return NULL;
- }
- int32_t iElementIndex = eElement;
- while (iElementIndex != -1) {
- XFA_LPCSCRIPTHIERARCHY scriptIndex = g_XFAScriptIndex + iElementIndex;
- int32_t icount = scriptIndex->wMethodCount;
- if (icount == 0) {
- iElementIndex = scriptIndex->wParentIndex;
- continue;
- }
- uint32_t uHash = FX_HashCode_String_GetW(wsMethodName.GetPtr(), iLength);
- int32_t iStart = scriptIndex->wMethodStart, iEnd = iStart + icount - 1;
- do {
- int32_t iMid = (iStart + iEnd) / 2;
- XFA_LPCMETHODINFO pInfo = g_SomMethodData + iMid;
- if (uHash == pInfo->uHash) {
- return pInfo;
- } else if (uHash < pInfo->uHash) {
- iEnd = iMid - 1;
- } else {
- iStart = iMid + 1;
- }
- } while (iStart <= iEnd);
- iElementIndex = scriptIndex->wParentIndex;
- }
- return NULL;
-}
-XFA_LPCSCRIPTATTRIBUTEINFO XFA_GetScriptAttributeByName(
- XFA_ELEMENT eElement,
- const CFX_WideStringC& wsAttributeName) {
- int32_t iLength = wsAttributeName.GetLength();
- if (iLength == 0) {
- return NULL;
- }
- int32_t iElementIndex = eElement;
- while (iElementIndex != -1) {
- XFA_LPCSCRIPTHIERARCHY scriptIndex = g_XFAScriptIndex + iElementIndex;
- int32_t icount = scriptIndex->wAttributeCount;
- if (icount == 0) {
- iElementIndex = scriptIndex->wParentIndex;
- continue;
- }
- uint32_t uHash = FX_HashCode_String_GetW(wsAttributeName.GetPtr(), iLength);
- int32_t iStart = scriptIndex->wAttributeStart, iEnd = iStart + icount - 1;
- do {
- int32_t iMid = (iStart + iEnd) / 2;
- XFA_LPCSCRIPTATTRIBUTEINFO pInfo = g_SomAttributeData + iMid;
- if (uHash == pInfo->uHash) {
- return pInfo;
- } else if (uHash < pInfo->uHash) {
- iEnd = iMid - 1;
- } else {
- iStart = iMid + 1;
- }
- } while (iStart <= iEnd);
- iElementIndex = scriptIndex->wParentIndex;
- }
- return NULL;
-}
-void CXFA_Measurement::Set(const CFX_WideStringC& wsMeasure) {
- if (wsMeasure.IsEmpty()) {
- m_fValue = 0;
- m_eUnit = XFA_UNIT_Unknown;
- return;
- }
- int32_t iUsedLen = 0;
- int32_t iOffset = (wsMeasure.GetAt(0) == L'=') ? 1 : 0;
- FX_FLOAT fValue = FX_wcstof(wsMeasure.GetPtr() + iOffset,
- wsMeasure.GetLength() - iOffset, &iUsedLen);
- XFA_UNIT eUnit = GetUnit(wsMeasure.Mid(iOffset + iUsedLen));
- Set(fValue, eUnit);
-}
-FX_BOOL CXFA_Measurement::ToString(CFX_WideString& wsMeasure) const {
- switch (GetUnit()) {
- case XFA_UNIT_Mm:
- wsMeasure.Format(L"%.8gmm", GetValue());
- return TRUE;
- case XFA_UNIT_Pt:
- wsMeasure.Format(L"%.8gpt", GetValue());
- return TRUE;
- case XFA_UNIT_In:
- wsMeasure.Format(L"%.8gin", GetValue());
- return TRUE;
- case XFA_UNIT_Cm:
- wsMeasure.Format(L"%.8gcm", GetValue());
- return TRUE;
- case XFA_UNIT_Mp:
- wsMeasure.Format(L"%.8gmp", GetValue());
- return TRUE;
- case XFA_UNIT_Pc:
- wsMeasure.Format(L"%.8gpc", GetValue());
- return TRUE;
- case XFA_UNIT_Em:
- wsMeasure.Format(L"%.8gem", GetValue());
- return TRUE;
- case XFA_UNIT_Percent:
- wsMeasure.Format(L"%.8g%%", GetValue());
- return TRUE;
- default:
- wsMeasure.Format(L"%.8g", GetValue());
- return FALSE;
- }
-}
-FX_BOOL CXFA_Measurement::ToUnit(XFA_UNIT eUnit, FX_FLOAT& fValue) const {
- fValue = GetValue();
- XFA_UNIT eFrom = GetUnit();
- if (eFrom == eUnit) {
- return TRUE;
- }
- switch (eFrom) {
- case XFA_UNIT_Pt:
- break;
- case XFA_UNIT_Mm:
- fValue *= 72 / 2.54f / 10;
- break;
- case XFA_UNIT_In:
- fValue *= 72;
- break;
- case XFA_UNIT_Cm:
- fValue *= 72 / 2.54f;
- break;
- case XFA_UNIT_Mp:
- fValue *= 0.001f;
- break;
- case XFA_UNIT_Pc:
- fValue *= 12.0f;
- break;
- default:
- fValue = 0;
- return FALSE;
- }
- switch (eUnit) {
- case XFA_UNIT_Pt:
- return TRUE;
- case XFA_UNIT_Mm:
- fValue /= 72 / 2.54f / 10;
- return TRUE;
- case XFA_UNIT_In:
- fValue /= 72;
- return TRUE;
- case XFA_UNIT_Cm:
- fValue /= 72 / 2.54f;
- return TRUE;
- case XFA_UNIT_Mp:
- fValue /= 0.001f;
- return TRUE;
- case XFA_UNIT_Pc:
- fValue /= 12.0f;
- return TRUE;
- default:
- fValue = 0;
- return FALSE;
- }
- return FALSE;
-}
-XFA_UNIT CXFA_Measurement::GetUnit(const CFX_WideStringC& wsUnit) {
- if (wsUnit == FX_WSTRC(L"mm")) {
- return XFA_UNIT_Mm;
- } else if (wsUnit == FX_WSTRC(L"pt")) {
- return XFA_UNIT_Pt;
- } else if (wsUnit == FX_WSTRC(L"in")) {
- return XFA_UNIT_In;
- } else if (wsUnit == FX_WSTRC(L"cm")) {
- return XFA_UNIT_Cm;
- } else if (wsUnit == FX_WSTRC(L"pc")) {
- return XFA_UNIT_Pc;
- } else if (wsUnit == FX_WSTRC(L"mp")) {
- return XFA_UNIT_Mp;
- } else if (wsUnit == FX_WSTRC(L"em")) {
- return XFA_UNIT_Em;
- } else if (wsUnit == FX_WSTRC(L"%")) {
- return XFA_UNIT_Percent;
- } else {
- return XFA_UNIT_Unknown;
- }
-}
-IFX_Stream* XFA_CreateWideTextRead(const CFX_WideString& wsBuffer) {
- return new CXFA_WideTextRead(wsBuffer);
-}
-CXFA_WideTextRead::CXFA_WideTextRead(const CFX_WideString& wsBuffer)
- : m_wsBuffer(wsBuffer), m_iPosition(0), m_iRefCount(1) {}
-void CXFA_WideTextRead::Release() {
- if (--m_iRefCount < 1) {
- delete this;
- }
-}
-IFX_Stream* CXFA_WideTextRead::Retain() {
- m_iRefCount++;
- return this;
-}
-FX_DWORD CXFA_WideTextRead::GetAccessModes() const {
- return FX_STREAMACCESS_Read | FX_STREAMACCESS_Text;
-}
-int32_t CXFA_WideTextRead::GetLength() const {
- return m_wsBuffer.GetLength() * sizeof(FX_WCHAR);
-}
-int32_t CXFA_WideTextRead::Seek(FX_STREAMSEEK eSeek, int32_t iOffset) {
- switch (eSeek) {
- case FX_STREAMSEEK_Begin:
- m_iPosition = iOffset;
- break;
- case FX_STREAMSEEK_Current:
- m_iPosition += iOffset;
- break;
- case FX_STREAMSEEK_End:
- m_iPosition = m_wsBuffer.GetLength() + iOffset;
- break;
- }
- if (m_iPosition < 0) {
- m_iPosition = 0;
- }
- if (m_iPosition > m_wsBuffer.GetLength()) {
- m_iPosition = m_wsBuffer.GetLength();
- }
- return GetPosition();
-}
-int32_t CXFA_WideTextRead::GetPosition() {
- return m_iPosition * sizeof(FX_WCHAR);
-}
-FX_BOOL CXFA_WideTextRead::IsEOF() const {
- return m_iPosition >= m_wsBuffer.GetLength();
-}
-int32_t CXFA_WideTextRead::ReadString(FX_WCHAR* pStr,
- int32_t iMaxLength,
- FX_BOOL& bEOS,
- int32_t const* pByteSize) {
- if (iMaxLength > m_wsBuffer.GetLength() - m_iPosition) {
- iMaxLength = m_wsBuffer.GetLength() - m_iPosition;
- }
- FXSYS_wcsncpy(pStr, (const FX_WCHAR*)m_wsBuffer + m_iPosition, iMaxLength);
- m_iPosition += iMaxLength;
- bEOS = IsEOF();
- return iMaxLength;
-}
-FX_WORD CXFA_WideTextRead::GetCodePage() const {
- return (sizeof(FX_WCHAR) == 2) ? FX_CODEPAGE_UTF16LE : FX_CODEPAGE_UTF32LE;
-}
-FX_WORD CXFA_WideTextRead::SetCodePage(FX_WORD wCodePage) {
- return GetCodePage();
-}
+// 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 "xfa/src/foxitlib.h" +#include "xfa/src/fxfa/src/common/xfa_utils.h" +#include "xfa/src/fxfa/src/common/xfa_object.h" +#include "xfa/src/fxfa/src/common/xfa_document.h" +#include "xfa/src/fxfa/src/common/xfa_parser.h" +#include "xfa/src/fxfa/src/common/xfa_script.h" +#include "xfa/src/fxfa/src/common/xfa_docdata.h" +#include "xfa/src/fxfa/src/common/xfa_doclayout.h" +#include "xfa/src/fxfa/src/common/xfa_localemgr.h" +#include "xfa/src/fxfa/src/common/xfa_fm2jsapi.h" +#include "xfa_basic_imp.h" +extern const XFA_PACKETINFO g_XFAPacketData[]; +extern const int32_t g_iXFAPacketCount; +extern const XFA_ATTRIBUTEENUMINFO g_XFAEnumData[]; +extern const int32_t g_iXFAEnumCount; +extern const XFA_ATTRIBUTEINFO g_XFAAttributeData[]; +extern const int32_t g_iXFAAttributeCount; +extern const XFA_ELEMENTINFO g_XFAElementData[]; +extern const int32_t g_iXFAElementCount; +extern const XFA_ELEMENTHIERARCHY g_XFAElementChildrenIndex[]; +extern const FX_WORD g_XFAElementChildrenData[]; +extern const XFA_ELEMENTHIERARCHY g_XFAElementAttributeIndex[]; +extern const uint8_t g_XFAElementAttributeData[]; +extern const XFA_NOTSUREATTRIBUTE g_XFANotsureAttributes[]; +extern const int32_t g_iXFANotsureCount; +extern const XFA_ELEMENTHIERARCHY g_XFAElementPropertyIndex[]; +extern const XFA_PROPERTY g_XFAElementPropertyData[]; +extern const XFA_SCRIPTHIERARCHY g_XFAScriptIndex[]; +extern const XFA_METHODINFO g_SomMethodData[]; +extern const int32_t g_iSomMethodCount; +extern const XFA_SCRIPTATTRIBUTEINFO g_SomAttributeData[]; +extern const int32_t g_iSomAttributeCount; +XFA_LPCPACKETINFO XFA_GetPacketByName(const CFX_WideStringC& wsName) { + int32_t iLength = wsName.GetLength(); + if (iLength == 0) { + return NULL; + } + uint32_t uHash = FX_HashCode_String_GetW(wsName.GetPtr(), iLength); + int32_t iStart = 0, iEnd = g_iXFAPacketCount - 1; + do { + int32_t iMid = (iStart + iEnd) / 2; + XFA_LPCPACKETINFO pInfo = g_XFAPacketData + iMid; + if (uHash == pInfo->uHash) { + return pInfo; + } else if (uHash < pInfo->uHash) { + iEnd = iMid - 1; + } else { + iStart = iMid + 1; + } + } while (iStart <= iEnd); + return NULL; +} +XFA_LPCPACKETINFO XFA_GetPacketByID(FX_DWORD dwPacket) { + int32_t iStart = 0, iEnd = g_iXFAPacketCount - 1; + do { + int32_t iMid = (iStart + iEnd) / 2; + FX_DWORD dwFind = (g_XFAPacketData + iMid)->eName; + if (dwPacket == dwFind) { + return g_XFAPacketData + iMid; + } else if (dwPacket < dwFind) { + iEnd = iMid - 1; + } else { + iStart = iMid + 1; + } + } while (iStart <= iEnd); + return NULL; +} +XFA_LPCATTRIBUTEENUMINFO XFA_GetAttributeEnumByName( + const CFX_WideStringC& wsName) { + int32_t iLength = wsName.GetLength(); + if (iLength == 0) { + return NULL; + } + uint32_t uHash = FX_HashCode_String_GetW(wsName.GetPtr(), iLength); + int32_t iStart = 0, iEnd = g_iXFAEnumCount - 1; + do { + int32_t iMid = (iStart + iEnd) / 2; + XFA_LPCATTRIBUTEENUMINFO pInfo = g_XFAEnumData + iMid; + if (uHash == pInfo->uHash) { + return pInfo; + } else if (uHash < pInfo->uHash) { + iEnd = iMid - 1; + } else { + iStart = iMid + 1; + } + } while (iStart <= iEnd); + return NULL; +} +XFA_LPCATTRIBUTEENUMINFO XFA_GetAttributeEnumByID(XFA_ATTRIBUTEENUM eName) { + return g_XFAEnumData + eName; +} +int32_t XFA_GetAttributeCount() { + return g_iXFAAttributeCount; +} +XFA_LPCATTRIBUTEINFO XFA_GetAttributeByName(const CFX_WideStringC& wsName) { + int32_t iLength = wsName.GetLength(); + if (iLength == 0) { + return NULL; + } + uint32_t uHash = FX_HashCode_String_GetW(wsName.GetPtr(), iLength); + int32_t iStart = 0, iEnd = g_iXFAAttributeCount - 1; + do { + int32_t iMid = (iStart + iEnd) / 2; + XFA_LPCATTRIBUTEINFO pInfo = g_XFAAttributeData + iMid; + if (uHash == pInfo->uHash) { + return pInfo; + } else if (uHash < pInfo->uHash) { + iEnd = iMid - 1; + } else { + iStart = iMid + 1; + } + } while (iStart <= iEnd); + return NULL; +} +XFA_LPCATTRIBUTEINFO XFA_GetAttributeByID(XFA_ATTRIBUTE eName) { + return (eName < g_iXFAAttributeCount) ? (g_XFAAttributeData + eName) : NULL; +} +FX_BOOL XFA_GetAttributeDefaultValue(void*& pValue, + XFA_ELEMENT eElement, + XFA_ATTRIBUTE eAttribute, + XFA_ATTRIBUTETYPE eType, + FX_DWORD dwPacket) { + XFA_LPCATTRIBUTEINFO pInfo = XFA_GetAttributeByID(eAttribute); + if (pInfo == NULL) { + return FALSE; + } + if (dwPacket && (dwPacket & pInfo->dwPackets) == 0) { + return FALSE; + } + if (pInfo->eType == eType) { + pValue = pInfo->pDefValue; + return TRUE; + } else if (pInfo->eType == XFA_ATTRIBUTETYPE_NOTSURE) { + XFA_LPCNOTSUREATTRIBUTE pAttr = + XFA_GetNotsureAttribute(eElement, eAttribute, eType); + if (pAttr) { + pValue = pAttr->pValue; + return TRUE; + } + } + return FALSE; +} +XFA_ATTRIBUTEENUM XFA_GetAttributeDefaultValue_Enum(XFA_ELEMENT eElement, + XFA_ATTRIBUTE eAttribute, + FX_DWORD dwPacket) { + void* pValue; + if (XFA_GetAttributeDefaultValue(pValue, eElement, eAttribute, + XFA_ATTRIBUTETYPE_Enum, dwPacket)) { + return (XFA_ATTRIBUTEENUM)(uintptr_t)pValue; + } + return XFA_ATTRIBUTEENUM_Unknown; +} +CFX_WideStringC XFA_GetAttributeDefaultValue_Cdata(XFA_ELEMENT eElement, + XFA_ATTRIBUTE eAttribute, + FX_DWORD dwPacket) { + void* pValue; + if (XFA_GetAttributeDefaultValue(pValue, eElement, eAttribute, + XFA_ATTRIBUTETYPE_Cdata, dwPacket)) { + return (const FX_WCHAR*)pValue; + } + return NULL; +} +FX_BOOL XFA_GetAttributeDefaultValue_Boolean(XFA_ELEMENT eElement, + XFA_ATTRIBUTE eAttribute, + FX_DWORD dwPacket) { + void* pValue; + if (XFA_GetAttributeDefaultValue(pValue, eElement, eAttribute, + XFA_ATTRIBUTETYPE_Boolean, dwPacket)) { + return (FX_BOOL)(uintptr_t)pValue; + } + return FALSE; +} +int32_t XFA_GetAttributeDefaultValue_Integer(XFA_ELEMENT eElement, + XFA_ATTRIBUTE eAttribute, + FX_DWORD dwPacket) { + void* pValue; + if (XFA_GetAttributeDefaultValue(pValue, eElement, eAttribute, + XFA_ATTRIBUTETYPE_Integer, dwPacket)) { + return (int32_t)(uintptr_t)pValue; + } + return 0; +} +CXFA_Measurement XFA_GetAttributeDefaultValue_Measure(XFA_ELEMENT eElement, + XFA_ATTRIBUTE eAttribute, + FX_DWORD dwPacket) { + void* pValue; + if (XFA_GetAttributeDefaultValue(pValue, eElement, eAttribute, + XFA_ATTRIBUTETYPE_Measure, dwPacket)) { + return *(CXFA_Measurement*)pValue; + } + return CXFA_Measurement(); +} +int32_t XFA_GetElementCount() { + return g_iXFAElementCount; +} +XFA_LPCELEMENTINFO XFA_GetElementByName(const CFX_WideStringC& wsName) { + int32_t iLength = wsName.GetLength(); + if (iLength == 0) { + return NULL; + } + uint32_t uHash = FX_HashCode_String_GetW(wsName.GetPtr(), iLength); + int32_t iStart = 0, iEnd = g_iXFAElementCount - 1; + do { + int32_t iMid = (iStart + iEnd) / 2; + XFA_LPCELEMENTINFO pInfo = g_XFAElementData + iMid; + if (uHash == pInfo->uHash) { + return pInfo; + } else if (uHash < pInfo->uHash) { + iEnd = iMid - 1; + } else { + iStart = iMid + 1; + } + } while (iStart <= iEnd); + return NULL; +} +XFA_LPCELEMENTINFO XFA_GetElementByID(XFA_ELEMENT eName) { + return (eName < g_iXFAElementCount) ? (g_XFAElementData + eName) : NULL; +} +const FX_WORD* XFA_GetElementChildren(XFA_ELEMENT eElement, int32_t& iCount) { + if (eElement >= g_iXFAElementCount) { + return NULL; + } + XFA_LPCELEMENTHIERARCHY pElement = g_XFAElementChildrenIndex + eElement; + iCount = pElement->wCount; + return g_XFAElementChildrenData + pElement->wStart; +} +const uint8_t* XFA_GetElementAttributes(XFA_ELEMENT eElement, int32_t& iCount) { + if (eElement >= g_iXFAElementCount) { + return NULL; + } + XFA_LPCELEMENTHIERARCHY pElement = g_XFAElementAttributeIndex + eElement; + iCount = pElement->wCount; + return g_XFAElementAttributeData + pElement->wStart; +} +XFA_LPCATTRIBUTEINFO XFA_GetAttributeOfElement(XFA_ELEMENT eElement, + XFA_ATTRIBUTE eAttribute, + FX_DWORD dwPacket) { + int32_t iCount = 0; + const uint8_t* pAttr = XFA_GetElementAttributes(eElement, iCount); + if (pAttr == NULL || iCount < 1) { + return NULL; + } + CFX_DSPATemplate<uint8_t> search; + int32_t index = search.Lookup(eAttribute, pAttr, iCount); + if (index < 0) { + return NULL; + } + XFA_LPCATTRIBUTEINFO pInfo = XFA_GetAttributeByID(eAttribute); + ASSERT(pInfo != NULL); + if (dwPacket == XFA_XDPPACKET_UNKNOWN) { + return pInfo; + } + return (dwPacket & pInfo->dwPackets) ? pInfo : NULL; +} +XFA_LPCELEMENTINFO XFA_GetChildOfElement(XFA_ELEMENT eElement, + XFA_ELEMENT eChild, + FX_DWORD dwPacket) { + int32_t iCount = 0; + const FX_WORD* pChild = XFA_GetElementChildren(eElement, iCount); + if (pChild == NULL || iCount < 1) { + return NULL; + } + CFX_DSPATemplate<FX_WORD> search; + int32_t index = search.Lookup(eChild, pChild, iCount); + if (index < 0) { + return NULL; + } + XFA_LPCELEMENTINFO pInfo = XFA_GetElementByID(eChild); + ASSERT(pInfo != NULL); + if (dwPacket == XFA_XDPPACKET_UNKNOWN) { + return pInfo; + } + return (dwPacket & pInfo->dwPackets) ? pInfo : NULL; +} +XFA_LPCPROPERTY XFA_GetElementProperties(XFA_ELEMENT eElement, + int32_t& iCount) { + if (eElement >= g_iXFAElementCount) { + return NULL; + } + XFA_LPCELEMENTHIERARCHY pElement = g_XFAElementPropertyIndex + eElement; + iCount = pElement->wCount; + return g_XFAElementPropertyData + pElement->wStart; +} +XFA_LPCPROPERTY XFA_GetPropertyOfElement(XFA_ELEMENT eElement, + XFA_ELEMENT eProperty, + FX_DWORD dwPacket) { + int32_t iCount = 0; + XFA_LPCPROPERTY pProperty = XFA_GetElementProperties(eElement, iCount); + if (pProperty == NULL || iCount < 1) { + return NULL; + } + int32_t iStart = 0, iEnd = iCount - 1, iMid; + do { + iMid = (iStart + iEnd) / 2; + XFA_ELEMENT eName = (XFA_ELEMENT)pProperty[iMid].eName; + if (eProperty == eName) { + break; + } else if (eProperty < eName) { + iEnd = iMid - 1; + } else { + iStart = iMid + 1; + } + } while (iStart <= iEnd); + if (iStart > iEnd) { + return NULL; + } + XFA_LPCELEMENTINFO pInfo = XFA_GetElementByID(eProperty); + ASSERT(pInfo != NULL); + if (dwPacket == XFA_XDPPACKET_UNKNOWN) { + return pProperty + iMid; + } + return (dwPacket & pInfo->dwPackets) ? (pProperty + iMid) : NULL; +} +XFA_LPCNOTSUREATTRIBUTE XFA_GetNotsureAttribute(XFA_ELEMENT eElement, + XFA_ATTRIBUTE eAttribute, + XFA_ATTRIBUTETYPE eType) { + int32_t iStart = 0, iEnd = g_iXFANotsureCount - 1; + do { + int32_t iMid = (iStart + iEnd) / 2; + XFA_LPCNOTSUREATTRIBUTE pAttr = g_XFANotsureAttributes + iMid; + if (eElement == pAttr->eElement) { + if (pAttr->eAttribute == eAttribute) { + if (eType == XFA_ATTRIBUTETYPE_NOTSURE || eType == pAttr->eType) { + return pAttr; + } + return NULL; + } else { + int32_t iBefore = iMid - 1; + if (iBefore >= 0) { + pAttr = g_XFANotsureAttributes + iBefore; + while (eElement == pAttr->eElement) { + if (pAttr->eAttribute == eAttribute) { + if (eType == XFA_ATTRIBUTETYPE_NOTSURE || eType == pAttr->eType) { + return pAttr; + } + return NULL; + } + iBefore--; + if (iBefore < 0) { + break; + } + pAttr = g_XFANotsureAttributes + iBefore; + } + } + int32_t iAfter = iMid + 1; + if (iAfter <= g_iXFANotsureCount - 1) { + pAttr = g_XFANotsureAttributes + iAfter; + while (eElement == pAttr->eElement) { + if (pAttr->eAttribute == eAttribute) { + if (eType == XFA_ATTRIBUTETYPE_NOTSURE || eType == pAttr->eType) { + return pAttr; + } + return NULL; + } + iAfter++; + if (iAfter > g_iXFANotsureCount - 1) { + break; + } + pAttr = g_XFANotsureAttributes + iAfter; + } + } + return NULL; + } + } else if (eElement < pAttr->eElement) { + iEnd = iMid - 1; + } else { + iStart = iMid + 1; + } + } while (iStart <= iEnd); + return NULL; +} +int32_t XFA_GetMethodCount() { + return g_iSomMethodCount; +} +XFA_LPCMETHODINFO XFA_GetMethodByName(XFA_ELEMENT eElement, + const CFX_WideStringC& wsMethodName) { + int32_t iLength = wsMethodName.GetLength(); + if (iLength == 0) { + return NULL; + } + int32_t iElementIndex = eElement; + while (iElementIndex != -1) { + XFA_LPCSCRIPTHIERARCHY scriptIndex = g_XFAScriptIndex + iElementIndex; + int32_t icount = scriptIndex->wMethodCount; + if (icount == 0) { + iElementIndex = scriptIndex->wParentIndex; + continue; + } + uint32_t uHash = FX_HashCode_String_GetW(wsMethodName.GetPtr(), iLength); + int32_t iStart = scriptIndex->wMethodStart, iEnd = iStart + icount - 1; + do { + int32_t iMid = (iStart + iEnd) / 2; + XFA_LPCMETHODINFO pInfo = g_SomMethodData + iMid; + if (uHash == pInfo->uHash) { + return pInfo; + } else if (uHash < pInfo->uHash) { + iEnd = iMid - 1; + } else { + iStart = iMid + 1; + } + } while (iStart <= iEnd); + iElementIndex = scriptIndex->wParentIndex; + } + return NULL; +} +XFA_LPCSCRIPTATTRIBUTEINFO XFA_GetScriptAttributeByName( + XFA_ELEMENT eElement, + const CFX_WideStringC& wsAttributeName) { + int32_t iLength = wsAttributeName.GetLength(); + if (iLength == 0) { + return NULL; + } + int32_t iElementIndex = eElement; + while (iElementIndex != -1) { + XFA_LPCSCRIPTHIERARCHY scriptIndex = g_XFAScriptIndex + iElementIndex; + int32_t icount = scriptIndex->wAttributeCount; + if (icount == 0) { + iElementIndex = scriptIndex->wParentIndex; + continue; + } + uint32_t uHash = FX_HashCode_String_GetW(wsAttributeName.GetPtr(), iLength); + int32_t iStart = scriptIndex->wAttributeStart, iEnd = iStart + icount - 1; + do { + int32_t iMid = (iStart + iEnd) / 2; + XFA_LPCSCRIPTATTRIBUTEINFO pInfo = g_SomAttributeData + iMid; + if (uHash == pInfo->uHash) { + return pInfo; + } else if (uHash < pInfo->uHash) { + iEnd = iMid - 1; + } else { + iStart = iMid + 1; + } + } while (iStart <= iEnd); + iElementIndex = scriptIndex->wParentIndex; + } + return NULL; +} +void CXFA_Measurement::Set(const CFX_WideStringC& wsMeasure) { + if (wsMeasure.IsEmpty()) { + m_fValue = 0; + m_eUnit = XFA_UNIT_Unknown; + return; + } + int32_t iUsedLen = 0; + int32_t iOffset = (wsMeasure.GetAt(0) == L'=') ? 1 : 0; + FX_FLOAT fValue = FX_wcstof(wsMeasure.GetPtr() + iOffset, + wsMeasure.GetLength() - iOffset, &iUsedLen); + XFA_UNIT eUnit = GetUnit(wsMeasure.Mid(iOffset + iUsedLen)); + Set(fValue, eUnit); +} +FX_BOOL CXFA_Measurement::ToString(CFX_WideString& wsMeasure) const { + switch (GetUnit()) { + case XFA_UNIT_Mm: + wsMeasure.Format(L"%.8gmm", GetValue()); + return TRUE; + case XFA_UNIT_Pt: + wsMeasure.Format(L"%.8gpt", GetValue()); + return TRUE; + case XFA_UNIT_In: + wsMeasure.Format(L"%.8gin", GetValue()); + return TRUE; + case XFA_UNIT_Cm: + wsMeasure.Format(L"%.8gcm", GetValue()); + return TRUE; + case XFA_UNIT_Mp: + wsMeasure.Format(L"%.8gmp", GetValue()); + return TRUE; + case XFA_UNIT_Pc: + wsMeasure.Format(L"%.8gpc", GetValue()); + return TRUE; + case XFA_UNIT_Em: + wsMeasure.Format(L"%.8gem", GetValue()); + return TRUE; + case XFA_UNIT_Percent: + wsMeasure.Format(L"%.8g%%", GetValue()); + return TRUE; + default: + wsMeasure.Format(L"%.8g", GetValue()); + return FALSE; + } +} +FX_BOOL CXFA_Measurement::ToUnit(XFA_UNIT eUnit, FX_FLOAT& fValue) const { + fValue = GetValue(); + XFA_UNIT eFrom = GetUnit(); + if (eFrom == eUnit) { + return TRUE; + } + switch (eFrom) { + case XFA_UNIT_Pt: + break; + case XFA_UNIT_Mm: + fValue *= 72 / 2.54f / 10; + break; + case XFA_UNIT_In: + fValue *= 72; + break; + case XFA_UNIT_Cm: + fValue *= 72 / 2.54f; + break; + case XFA_UNIT_Mp: + fValue *= 0.001f; + break; + case XFA_UNIT_Pc: + fValue *= 12.0f; + break; + default: + fValue = 0; + return FALSE; + } + switch (eUnit) { + case XFA_UNIT_Pt: + return TRUE; + case XFA_UNIT_Mm: + fValue /= 72 / 2.54f / 10; + return TRUE; + case XFA_UNIT_In: + fValue /= 72; + return TRUE; + case XFA_UNIT_Cm: + fValue /= 72 / 2.54f; + return TRUE; + case XFA_UNIT_Mp: + fValue /= 0.001f; + return TRUE; + case XFA_UNIT_Pc: + fValue /= 12.0f; + return TRUE; + default: + fValue = 0; + return FALSE; + } + return FALSE; +} +XFA_UNIT CXFA_Measurement::GetUnit(const CFX_WideStringC& wsUnit) { + if (wsUnit == FX_WSTRC(L"mm")) { + return XFA_UNIT_Mm; + } else if (wsUnit == FX_WSTRC(L"pt")) { + return XFA_UNIT_Pt; + } else if (wsUnit == FX_WSTRC(L"in")) { + return XFA_UNIT_In; + } else if (wsUnit == FX_WSTRC(L"cm")) { + return XFA_UNIT_Cm; + } else if (wsUnit == FX_WSTRC(L"pc")) { + return XFA_UNIT_Pc; + } else if (wsUnit == FX_WSTRC(L"mp")) { + return XFA_UNIT_Mp; + } else if (wsUnit == FX_WSTRC(L"em")) { + return XFA_UNIT_Em; + } else if (wsUnit == FX_WSTRC(L"%")) { + return XFA_UNIT_Percent; + } else { + return XFA_UNIT_Unknown; + } +} +IFX_Stream* XFA_CreateWideTextRead(const CFX_WideString& wsBuffer) { + return new CXFA_WideTextRead(wsBuffer); +} +CXFA_WideTextRead::CXFA_WideTextRead(const CFX_WideString& wsBuffer) + : m_wsBuffer(wsBuffer), m_iPosition(0), m_iRefCount(1) {} +void CXFA_WideTextRead::Release() { + if (--m_iRefCount < 1) { + delete this; + } +} +IFX_Stream* CXFA_WideTextRead::Retain() { + m_iRefCount++; + return this; +} +FX_DWORD CXFA_WideTextRead::GetAccessModes() const { + return FX_STREAMACCESS_Read | FX_STREAMACCESS_Text; +} +int32_t CXFA_WideTextRead::GetLength() const { + return m_wsBuffer.GetLength() * sizeof(FX_WCHAR); +} +int32_t CXFA_WideTextRead::Seek(FX_STREAMSEEK eSeek, int32_t iOffset) { + switch (eSeek) { + case FX_STREAMSEEK_Begin: + m_iPosition = iOffset; + break; + case FX_STREAMSEEK_Current: + m_iPosition += iOffset; + break; + case FX_STREAMSEEK_End: + m_iPosition = m_wsBuffer.GetLength() + iOffset; + break; + } + if (m_iPosition < 0) { + m_iPosition = 0; + } + if (m_iPosition > m_wsBuffer.GetLength()) { + m_iPosition = m_wsBuffer.GetLength(); + } + return GetPosition(); +} +int32_t CXFA_WideTextRead::GetPosition() { + return m_iPosition * sizeof(FX_WCHAR); +} +FX_BOOL CXFA_WideTextRead::IsEOF() const { + return m_iPosition >= m_wsBuffer.GetLength(); +} +int32_t CXFA_WideTextRead::ReadString(FX_WCHAR* pStr, + int32_t iMaxLength, + FX_BOOL& bEOS, + int32_t const* pByteSize) { + if (iMaxLength > m_wsBuffer.GetLength() - m_iPosition) { + iMaxLength = m_wsBuffer.GetLength() - m_iPosition; + } + FXSYS_wcsncpy(pStr, (const FX_WCHAR*)m_wsBuffer + m_iPosition, iMaxLength); + m_iPosition += iMaxLength; + bEOS = IsEOF(); + return iMaxLength; +} +FX_WORD CXFA_WideTextRead::GetCodePage() const { + return (sizeof(FX_WCHAR) == 2) ? FX_CODEPAGE_UTF16LE : FX_CODEPAGE_UTF32LE; +} +FX_WORD CXFA_WideTextRead::SetCodePage(FX_WORD wCodePage) { + return GetCodePage(); +} |