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-rw-r--r--core/src/fpdfapi/fpdf_page/fpdf_page.cpp6
-rw-r--r--core/src/fpdfapi/fpdf_page/fpdf_page_colors.cpp33
-rw-r--r--core/src/fpdfapi/fpdf_page/fpdf_page_doc.cpp6
-rw-r--r--core/src/fpdfapi/fpdf_page/fpdf_page_graph_state.cpp32
-rw-r--r--core/src/fpdfapi/fpdf_page/fpdf_page_parser.cpp4
-rw-r--r--core/src/fpdfapi/fpdf_page/fpdf_page_parser_old.cpp28
-rw-r--r--core/src/fpdfapi/fpdf_page/fpdf_page_pattern.cpp11
7 files changed, 53 insertions, 67 deletions
diff --git a/core/src/fpdfapi/fpdf_page/fpdf_page.cpp b/core/src/fpdfapi/fpdf_page/fpdf_page.cpp
index f6f03336a0..162acfa898 100644
--- a/core/src/fpdfapi/fpdf_page/fpdf_page.cpp
+++ b/core/src/fpdfapi/fpdf_page/fpdf_page.cpp
@@ -814,8 +814,7 @@ void CPDF_Page::Load(CPDF_Document* pDocument,
if (rotate < 0) {
rotate += 4;
}
- CPDF_Array *pMediaBox, *pCropBox;
- pMediaBox = (CPDF_Array*)GetPageAttr(FX_BSTRC("MediaBox"));
+ CPDF_Array* pMediaBox = ToArray(GetPageAttr(FX_BSTRC("MediaBox")));
CFX_FloatRect mediabox;
if (pMediaBox) {
mediabox = pMediaBox->GetRect();
@@ -824,7 +823,8 @@ void CPDF_Page::Load(CPDF_Document* pDocument,
if (mediabox.IsEmpty()) {
mediabox = CFX_FloatRect(0, 0, 612, 792);
}
- pCropBox = (CPDF_Array*)GetPageAttr(FX_BSTRC("CropBox"));
+
+ CPDF_Array* pCropBox = ToArray(GetPageAttr(FX_BSTRC("CropBox")));
if (pCropBox) {
m_BBox = pCropBox->GetRect();
m_BBox.Normalize();
diff --git a/core/src/fpdfapi/fpdf_page/fpdf_page_colors.cpp b/core/src/fpdfapi/fpdf_page/fpdf_page_colors.cpp
index 73b1091856..4f54c01ce7 100644
--- a/core/src/fpdfapi/fpdf_page/fpdf_page_colors.cpp
+++ b/core/src/fpdfapi/fpdf_page/fpdf_page_colors.cpp
@@ -1139,14 +1139,11 @@ void CPDF_DeviceNCS::GetDefaultValue(int iComponent,
max = 1.0f;
}
FX_BOOL CPDF_DeviceNCS::v_Load(CPDF_Document* pDoc, CPDF_Array* pArray) {
- CPDF_Object* pObj = pArray->GetElementValue(1);
- if (!pObj) {
- return FALSE;
- }
- if (pObj->GetType() != PDFOBJ_ARRAY) {
+ CPDF_Array* pObj = ToArray(pArray->GetElementValue(1));
+ if (!pObj)
return FALSE;
- }
- m_nComponents = ((CPDF_Array*)pObj)->GetCount();
+
+ m_nComponents = pObj->GetCount();
CPDF_Object* pAltCS = pArray->GetElementValue(2);
if (!pAltCS || pAltCS == m_pArray) {
return FALSE;
@@ -1224,21 +1221,19 @@ CPDF_ColorSpace* CPDF_ColorSpace::Load(CPDF_Document* pDoc, CPDF_Object* pObj) {
}
return nullptr;
}
- if (pObj->GetType() != PDFOBJ_ARRAY) {
- return NULL;
- }
- CPDF_Array* pArray = (CPDF_Array*)pObj;
- if (pArray->GetCount() == 0) {
- return NULL;
- }
+
+ CPDF_Array* pArray = pObj->AsArray();
+ if (!pArray || pArray->GetCount() == 0)
+ return nullptr;
+
CPDF_Object* pFamilyObj = pArray->GetElementValue(0);
- if (!pFamilyObj) {
- return NULL;
- }
+ if (!pFamilyObj)
+ return nullptr;
+
CFX_ByteString familyname = pFamilyObj->GetString();
- if (pArray->GetCount() == 1) {
+ if (pArray->GetCount() == 1)
return _CSFromName(familyname);
- }
+
CPDF_ColorSpace* pCS = NULL;
FX_DWORD id = familyname.GetID();
if (id == FXBSTR_ID('C', 'a', 'l', 'G')) {
diff --git a/core/src/fpdfapi/fpdf_page/fpdf_page_doc.cpp b/core/src/fpdfapi/fpdf_page/fpdf_page_doc.cpp
index 9a1d48a416..436cca6d99 100644
--- a/core/src/fpdfapi/fpdf_page/fpdf_page_doc.cpp
+++ b/core/src/fpdfapi/fpdf_page/fpdf_page_doc.cpp
@@ -343,10 +343,8 @@ CPDF_ColorSpace* CPDF_DocPageData::GetColorSpace(CPDF_Object* pCSObj,
return pDefaultCS ? GetColorSpace(pDefaultCS, nullptr) : pCS;
}
- if (pCSObj->GetType() != PDFOBJ_ARRAY)
- return nullptr;
- CPDF_Array* pArray = (CPDF_Array*)pCSObj;
- if (pArray->GetCount() == 0)
+ CPDF_Array* pArray = pCSObj->AsArray();
+ if (!pArray || pArray->GetCount() == 0)
return nullptr;
if (pArray->GetCount() == 1)
return GetColorSpace(pArray->GetElementValue(0), pResources);
diff --git a/core/src/fpdfapi/fpdf_page/fpdf_page_graph_state.cpp b/core/src/fpdfapi/fpdf_page/fpdf_page_graph_state.cpp
index 62a3c67996..78d3d26188 100644
--- a/core/src/fpdfapi/fpdf_page/fpdf_page_graph_state.cpp
+++ b/core/src/fpdfapi/fpdf_page/fpdf_page_graph_state.cpp
@@ -461,10 +461,10 @@ void CPDF_AllStates::ProcessExtGS(CPDF_Dictionary* pGS,
while (pos) {
CFX_ByteString key_str;
CPDF_Object* pElement = pGS->GetNextElement(pos, key_str);
- CPDF_Object* pObject = pElement ? pElement->GetDirect() : NULL;
- if (pObject == NULL) {
+ CPDF_Object* pObject = pElement ? pElement->GetDirect() : nullptr;
+ if (!pObject)
continue;
- }
+
FX_DWORD key = key_str.GetID();
switch (key) {
case FXBSTR_ID('L', 'W', 0, 0):
@@ -482,14 +482,14 @@ void CPDF_AllStates::ProcessExtGS(CPDF_Dictionary* pGS,
m_GraphState.GetModify()->m_MiterLimit = pObject->GetNumber();
break;
case FXBSTR_ID('D', 0, 0, 0): {
- if (pObject->GetType() != PDFOBJ_ARRAY) {
+ CPDF_Array* pDash = pObject->AsArray();
+ if (!pDash)
break;
- }
- CPDF_Array* pDash = (CPDF_Array*)pObject;
+
CPDF_Array* pArray = pDash->GetArray(0);
- if (pArray == NULL) {
+ if (!pArray)
break;
- }
+
SetLineDash(pArray, pDash->GetNumber(1), 1.0f);
break;
}
@@ -497,10 +497,10 @@ void CPDF_AllStates::ProcessExtGS(CPDF_Dictionary* pGS,
m_GeneralState.SetRenderIntent(pObject->GetString());
break;
case FXBSTR_ID('F', 'o', 'n', 't'): {
- if (pObject->GetType() != PDFOBJ_ARRAY) {
+ CPDF_Array* pFont = pObject->AsArray();
+ if (!pFont)
break;
- }
- CPDF_Array* pFont = (CPDF_Array*)pObject;
+
m_TextState.GetModify()->m_FontSize = pFont->GetNumber(1);
m_TextState.SetFont(pParser->FindFont(pFont->GetString(0)));
break;
@@ -514,12 +514,10 @@ void CPDF_AllStates::ProcessExtGS(CPDF_Dictionary* pGS,
(pObject && !pObject->IsName()) ? pObject : nullptr;
break;
case FXBSTR_ID('B', 'M', 0, 0): {
- CFX_ByteString mode;
- if (pObject->GetType() == PDFOBJ_ARRAY) {
- mode = ((CPDF_Array*)pObject)->GetString(0);
- } else {
- mode = pObject->GetString();
- }
+ CPDF_Array* pArray = pObject->AsArray();
+ CFX_ByteString mode =
+ pArray ? pArray->GetString(0) : pObject->GetString();
+
pGeneralState->SetBlendMode(mode);
if (pGeneralState->m_BlendType > FXDIB_BLEND_MULTIPLY) {
pParser->GetObjectList()->m_bBackgroundAlphaNeeded = TRUE;
diff --git a/core/src/fpdfapi/fpdf_page/fpdf_page_parser.cpp b/core/src/fpdfapi/fpdf_page/fpdf_page_parser.cpp
index 6f186e6c3b..7aa2cf8aa3 100644
--- a/core/src/fpdfapi/fpdf_page/fpdf_page_parser.cpp
+++ b/core/src/fpdfapi/fpdf_page/fpdf_page_parser.cpp
@@ -514,7 +514,7 @@ void _PDF_ReplaceAbbr(CPDF_Object* pObj) {
break;
}
case PDFOBJ_ARRAY: {
- CPDF_Array* pArray = (CPDF_Array*)pObj;
+ CPDF_Array* pArray = pObj->AsArray();
for (FX_DWORD i = 0; i < pArray->GetCount(); i++) {
CPDF_Object* pElement = pArray->GetElement(i);
if (pElement->IsName()) {
@@ -577,7 +577,7 @@ void _PDF_ReplaceFull(CPDF_Object* pObj) {
break;
}
case PDFOBJ_ARRAY: {
- CPDF_Array* pArray = (CPDF_Array*)pObj;
+ CPDF_Array* pArray = pObj->AsArray();
for (FX_DWORD i = 0; i < pArray->GetCount(); i++) {
CPDF_Object* pElement = pArray->GetElement(i);
if (pElement->IsName()) {
diff --git a/core/src/fpdfapi/fpdf_page/fpdf_page_parser_old.cpp b/core/src/fpdfapi/fpdf_page/fpdf_page_parser_old.cpp
index f051d0db5a..c27ede44cb 100644
--- a/core/src/fpdfapi/fpdf_page/fpdf_page_parser_old.cpp
+++ b/core/src/fpdfapi/fpdf_page/fpdf_page_parser_old.cpp
@@ -332,16 +332,16 @@ CPDF_Stream* CPDF_StreamParser::ReadInlineStream(CPDF_Document* pDoc,
CFX_ByteString Decoder;
CPDF_Dictionary* pParam = NULL;
CPDF_Object* pFilter = pDict->GetElementValue(FX_BSTRC("Filter"));
- if (pFilter == NULL) {
- } else if (pFilter->GetType() == PDFOBJ_ARRAY) {
- Decoder = ((CPDF_Array*)pFilter)->GetString(0);
- CPDF_Array* pParams = pDict->GetArray(FX_BSTRC("DecodeParms"));
- if (pParams) {
- pParam = pParams->GetDict(0);
+ if (pFilter) {
+ if (CPDF_Array* pArray = pFilter->AsArray()) {
+ Decoder = pArray->GetString(0);
+ CPDF_Array* pParams = pDict->GetArray(FX_BSTRC("DecodeParms"));
+ if (pParams)
+ pParam = pParams->GetDict(0);
+ } else {
+ Decoder = pFilter->GetString();
+ pParam = pDict->GetDict(FX_BSTRC("DecodeParms"));
}
- } else {
- Decoder = pFilter->GetString();
- pParam = pDict->GetDict(FX_BSTRC("DecodeParms"));
}
FX_DWORD width = pDict->GetInteger(FX_BSTRC("Width"));
FX_DWORD height = pDict->GetInteger(FX_BSTRC("Height"));
@@ -403,12 +403,11 @@ CPDF_Stream* CPDF_StreamParser::ReadInlineStream(CPDF_Document* pDoc,
if (bDecode) {
m_Pos += dwStreamSize;
dwStreamSize = dwDestSize;
- if (pFilter->GetType() == PDFOBJ_ARRAY) {
- ((CPDF_Array*)pFilter)->RemoveAt(0);
+ if (CPDF_Array* pArray = pFilter->AsArray()) {
+ pArray->RemoveAt(0);
CPDF_Array* pParams = pDict->GetArray(FX_BSTRC("DecodeParms"));
- if (pParams) {
+ if (pParams)
pParams->RemoveAt(0);
- }
} else {
pDict->RemoveAt(FX_BSTRC("Filter"));
pDict->RemoveAt(FX_BSTRC("DecodeParms"));
@@ -965,8 +964,7 @@ void CPDF_ContentParser::Start(CPDF_Page* pPage, CPDF_ParseOptions* pOptions) {
m_nStreams = 0;
m_pSingleStream = new CPDF_StreamAcc;
m_pSingleStream->LoadAllData((CPDF_Stream*)pContent, FALSE);
- } else if (pContent->GetType() == PDFOBJ_ARRAY) {
- CPDF_Array* pArray = (CPDF_Array*)pContent;
+ } else if (CPDF_Array* pArray = pContent->AsArray()) {
m_nStreams = pArray->GetCount();
if (m_nStreams == 0) {
m_Status = Done;
diff --git a/core/src/fpdfapi/fpdf_page/fpdf_page_pattern.cpp b/core/src/fpdfapi/fpdf_page/fpdf_page_pattern.cpp
index 3f915a7b79..a73bdc9e8e 100644
--- a/core/src/fpdfapi/fpdf_page/fpdf_page_pattern.cpp
+++ b/core/src/fpdfapi/fpdf_page/fpdf_page_pattern.cpp
@@ -118,14 +118,11 @@ FX_BOOL CPDF_ShadingPattern::Load() {
}
CPDF_Object* pFunc = pShadingDict->GetElementValue(FX_BSTRC("Function"));
if (pFunc) {
- if (pFunc->GetType() == PDFOBJ_ARRAY) {
- m_nFuncs = ((CPDF_Array*)pFunc)->GetCount();
- if (m_nFuncs > 4) {
- m_nFuncs = 4;
- }
+ if (CPDF_Array* pArray = pFunc->AsArray()) {
+ m_nFuncs = std::min<int>(pArray->GetCount(), 4);
+
for (int i = 0; i < m_nFuncs; i++) {
- m_pFunctions[i] =
- CPDF_Function::Load(((CPDF_Array*)pFunc)->GetElementValue(i));
+ m_pFunctions[i] = CPDF_Function::Load(pArray->GetElementValue(i));
}
} else {
m_pFunctions[0] = CPDF_Function::Load(pFunc);
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-11 00:48:34 +0000