Index: core/src/fpdfapi/fpdf_page/fpdf_page_pattern.cpp |
diff --git a/core/src/fpdfapi/fpdf_page/fpdf_page_pattern.cpp b/core/src/fpdfapi/fpdf_page/fpdf_page_pattern.cpp |
index 48b3a40495d3331054483c497ad18409765e2ff3..3f915a7b7989200d204037458d0029ef62a539a2 100644 |
--- a/core/src/fpdfapi/fpdf_page/fpdf_page_pattern.cpp |
+++ b/core/src/fpdfapi/fpdf_page/fpdf_page_pattern.cpp |
@@ -7,283 +7,294 @@ |
#include "../../../include/fpdfapi/fpdf_page.h" |
#include "pageint.h" |
-CPDF_Pattern::CPDF_Pattern(const CFX_AffineMatrix* pParentMatrix) : |
- m_pPatternObj(NULL), m_PatternType(PATTERN_TILING), m_pDocument(NULL), m_bForceClear(FALSE) |
-{ |
- if (pParentMatrix) { |
- m_ParentMatrix = *pParentMatrix; |
- } |
+CPDF_Pattern::CPDF_Pattern(const CFX_AffineMatrix* pParentMatrix) |
+ : m_pPatternObj(NULL), |
+ m_PatternType(PATTERN_TILING), |
+ m_pDocument(NULL), |
+ m_bForceClear(FALSE) { |
+ if (pParentMatrix) { |
+ m_ParentMatrix = *pParentMatrix; |
+ } |
+} |
+CPDF_Pattern::~CPDF_Pattern() {} |
+CPDF_TilingPattern::CPDF_TilingPattern(CPDF_Document* pDoc, |
+ CPDF_Object* pPatternObj, |
+ const CFX_AffineMatrix* parentMatrix) |
+ : CPDF_Pattern(parentMatrix) { |
+ m_PatternType = PATTERN_TILING; |
+ m_pPatternObj = pPatternObj; |
+ m_pDocument = pDoc; |
+ CPDF_Dictionary* pDict = m_pPatternObj->GetDict(); |
+ ASSERT(pDict != NULL); |
+ m_Pattern2Form = pDict->GetMatrix(FX_BSTRC("Matrix")); |
+ m_bColored = pDict->GetInteger(FX_BSTRC("PaintType")) == 1; |
+ if (parentMatrix) { |
+ m_Pattern2Form.Concat(*parentMatrix); |
+ } |
+ m_pForm = NULL; |
} |
-CPDF_Pattern::~CPDF_Pattern() |
-{ |
+CPDF_TilingPattern::~CPDF_TilingPattern() { |
+ delete m_pForm; |
+ m_pForm = NULL; |
} |
-CPDF_TilingPattern::CPDF_TilingPattern(CPDF_Document* pDoc, CPDF_Object* pPatternObj, const CFX_AffineMatrix* parentMatrix) : |
- CPDF_Pattern(parentMatrix) |
-{ |
- m_PatternType = PATTERN_TILING; |
- m_pPatternObj = pPatternObj; |
- m_pDocument = pDoc; |
+FX_BOOL CPDF_TilingPattern::Load() { |
+ if (m_pForm != NULL) { |
+ return TRUE; |
+ } |
+ CPDF_Dictionary* pDict = m_pPatternObj->GetDict(); |
+ if (pDict == NULL) { |
+ return FALSE; |
+ } |
+ m_bColored = pDict->GetInteger(FX_BSTRC("PaintType")) == 1; |
+ m_XStep = (FX_FLOAT)FXSYS_fabs(pDict->GetNumber(FX_BSTRC("XStep"))); |
+ m_YStep = (FX_FLOAT)FXSYS_fabs(pDict->GetNumber(FX_BSTRC("YStep"))); |
+ if (m_pPatternObj->GetType() != PDFOBJ_STREAM) { |
+ return FALSE; |
+ } |
+ CPDF_Stream* pStream = (CPDF_Stream*)m_pPatternObj; |
+ m_pForm = new CPDF_Form(m_pDocument, NULL, pStream); |
+ m_pForm->ParseContent(NULL, &m_ParentMatrix, NULL, NULL); |
+ m_BBox = pDict->GetRect(FX_BSTRC("BBox")); |
+ return TRUE; |
+} |
+CPDF_ShadingPattern::CPDF_ShadingPattern(CPDF_Document* pDoc, |
+ CPDF_Object* pPatternObj, |
+ FX_BOOL bShading, |
+ const CFX_AffineMatrix* parentMatrix) |
+ : CPDF_Pattern(parentMatrix) { |
+ m_PatternType = PATTERN_SHADING; |
+ m_pPatternObj = bShading ? NULL : pPatternObj; |
+ m_pDocument = pDoc; |
+ m_bShadingObj = bShading; |
+ if (!bShading) { |
CPDF_Dictionary* pDict = m_pPatternObj->GetDict(); |
ASSERT(pDict != NULL); |
m_Pattern2Form = pDict->GetMatrix(FX_BSTRC("Matrix")); |
- m_bColored = pDict->GetInteger(FX_BSTRC("PaintType")) == 1; |
+ m_pShadingObj = pDict->GetElementValue(FX_BSTRC("Shading")); |
if (parentMatrix) { |
- m_Pattern2Form.Concat(*parentMatrix); |
+ m_Pattern2Form.Concat(*parentMatrix); |
} |
- m_pForm = NULL; |
+ } else { |
+ m_pShadingObj = pPatternObj; |
+ } |
+ m_ShadingType = 0; |
+ m_pCS = NULL; |
+ m_nFuncs = 0; |
+ for (int i = 0; i < 4; i++) { |
+ m_pFunctions[i] = NULL; |
+ } |
+ m_pCountedCS = NULL; |
} |
-CPDF_TilingPattern::~CPDF_TilingPattern() |
-{ |
- delete m_pForm; |
- m_pForm = NULL; |
+CPDF_ShadingPattern::~CPDF_ShadingPattern() { |
+ Clear(); |
} |
-FX_BOOL CPDF_TilingPattern::Load() |
-{ |
- if (m_pForm != NULL) { |
- return TRUE; |
- } |
- CPDF_Dictionary* pDict = m_pPatternObj->GetDict(); |
- if (pDict == NULL) { |
- return FALSE; |
- } |
- m_bColored = pDict->GetInteger(FX_BSTRC("PaintType")) == 1; |
- m_XStep = (FX_FLOAT)FXSYS_fabs(pDict->GetNumber(FX_BSTRC("XStep"))); |
- m_YStep = (FX_FLOAT)FXSYS_fabs(pDict->GetNumber(FX_BSTRC("YStep"))); |
- if (m_pPatternObj->GetType() != PDFOBJ_STREAM) { |
- return FALSE; |
- } |
- CPDF_Stream* pStream = (CPDF_Stream*)m_pPatternObj; |
- m_pForm = new CPDF_Form(m_pDocument, NULL, pStream); |
- m_pForm->ParseContent(NULL, &m_ParentMatrix, NULL, NULL); |
- m_BBox = pDict->GetRect(FX_BSTRC("BBox")); |
- return TRUE; |
+void CPDF_ShadingPattern::Clear() { |
+ for (int i = 0; i < m_nFuncs; i++) { |
+ delete m_pFunctions[i]; |
+ m_pFunctions[i] = NULL; |
+ } |
+ CPDF_ColorSpace* pCS = m_pCountedCS ? m_pCountedCS->get() : NULL; |
+ if (pCS && m_pDocument) { |
+ m_pDocument->GetPageData()->ReleaseColorSpace(pCS->GetArray()); |
+ } |
+ m_ShadingType = 0; |
+ m_pCS = NULL; |
+ m_pCountedCS = NULL; |
+ m_nFuncs = 0; |
} |
-CPDF_ShadingPattern::CPDF_ShadingPattern(CPDF_Document* pDoc, CPDF_Object* pPatternObj, FX_BOOL bShading, const CFX_AffineMatrix* parentMatrix) : CPDF_Pattern(parentMatrix) |
-{ |
- m_PatternType = PATTERN_SHADING; |
- m_pPatternObj = bShading ? NULL : pPatternObj; |
- m_pDocument = pDoc; |
- m_bShadingObj = bShading; |
- if (!bShading) { |
- CPDF_Dictionary* pDict = m_pPatternObj->GetDict(); |
- ASSERT(pDict != NULL); |
- m_Pattern2Form = pDict->GetMatrix(FX_BSTRC("Matrix")); |
- m_pShadingObj = pDict->GetElementValue(FX_BSTRC("Shading")); |
- if (parentMatrix) { |
- m_Pattern2Form.Concat(*parentMatrix); |
- } |
- } else { |
- m_pShadingObj = pPatternObj; |
- } |
- m_ShadingType = 0; |
- m_pCS = NULL; |
+FX_BOOL CPDF_ShadingPattern::Load() { |
+ if (m_ShadingType != 0) { |
+ return TRUE; |
+ } |
+ CPDF_Dictionary* pShadingDict = |
+ m_pShadingObj ? m_pShadingObj->GetDict() : NULL; |
+ if (pShadingDict == NULL) { |
+ return FALSE; |
+ } |
+ if (m_nFuncs) { |
+ for (int i = 0; i < m_nFuncs; i++) |
+ delete m_pFunctions[i]; |
m_nFuncs = 0; |
- for (int i = 0; i < 4; i ++) { |
- m_pFunctions[i] = NULL; |
+ } |
+ 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; |
+ } |
+ for (int i = 0; i < m_nFuncs; i++) { |
+ m_pFunctions[i] = |
+ CPDF_Function::Load(((CPDF_Array*)pFunc)->GetElementValue(i)); |
+ } |
+ } else { |
+ m_pFunctions[0] = CPDF_Function::Load(pFunc); |
+ m_nFuncs = 1; |
} |
- m_pCountedCS = NULL; |
+ } |
+ CPDF_Object* pCSObj = pShadingDict->GetElementValue(FX_BSTRC("ColorSpace")); |
+ if (pCSObj == NULL) { |
+ return FALSE; |
+ } |
+ CPDF_DocPageData* pDocPageData = m_pDocument->GetPageData(); |
+ m_pCS = pDocPageData->GetColorSpace(pCSObj, NULL); |
+ if (m_pCS) { |
+ m_pCountedCS = pDocPageData->FindColorSpacePtr(m_pCS->GetArray()); |
+ } |
+ m_ShadingType = pShadingDict->GetInteger(FX_BSTRC("ShadingType")); |
+ return TRUE; |
} |
-CPDF_ShadingPattern::~CPDF_ShadingPattern() |
-{ |
- Clear(); |
+FX_BOOL CPDF_ShadingPattern::Reload() { |
+ Clear(); |
+ return Load(); |
} |
-void CPDF_ShadingPattern::Clear() |
-{ |
- for (int i = 0; i < m_nFuncs; i ++) { |
- delete m_pFunctions[i]; |
- m_pFunctions[i] = NULL; |
- } |
- CPDF_ColorSpace* pCS = m_pCountedCS ? m_pCountedCS->get() : NULL; |
- if (pCS && m_pDocument) { |
- m_pDocument->GetPageData()->ReleaseColorSpace(pCS->GetArray()); |
- } |
- m_ShadingType = 0; |
- m_pCS = NULL; |
- m_pCountedCS = NULL; |
- m_nFuncs = 0; |
+FX_BOOL CPDF_MeshStream::Load(CPDF_Stream* pShadingStream, |
+ CPDF_Function** pFuncs, |
+ int nFuncs, |
+ CPDF_ColorSpace* pCS) { |
+ m_Stream.LoadAllData(pShadingStream); |
+ m_BitStream.Init(m_Stream.GetData(), m_Stream.GetSize()); |
+ m_pFuncs = pFuncs; |
+ m_nFuncs = nFuncs; |
+ m_pCS = pCS; |
+ CPDF_Dictionary* pDict = pShadingStream->GetDict(); |
+ m_nCoordBits = pDict->GetInteger(FX_BSTRC("BitsPerCoordinate")); |
+ m_nCompBits = pDict->GetInteger(FX_BSTRC("BitsPerComponent")); |
+ m_nFlagBits = pDict->GetInteger(FX_BSTRC("BitsPerFlag")); |
+ if (!m_nCoordBits || !m_nCompBits) { |
+ return FALSE; |
+ } |
+ int nComps = pCS->CountComponents(); |
+ if (nComps > 8) { |
+ return FALSE; |
+ } |
+ m_nComps = nFuncs ? 1 : nComps; |
+ if (((int)m_nComps < 0) || m_nComps > 8) { |
+ return FALSE; |
+ } |
+ m_CoordMax = m_nCoordBits == 32 ? -1 : (1 << m_nCoordBits) - 1; |
+ m_CompMax = (1 << m_nCompBits) - 1; |
+ CPDF_Array* pDecode = pDict->GetArray(FX_BSTRC("Decode")); |
+ if (pDecode == NULL || pDecode->GetCount() != 4 + m_nComps * 2) { |
+ return FALSE; |
+ } |
+ m_xmin = pDecode->GetNumber(0); |
+ m_xmax = pDecode->GetNumber(1); |
+ m_ymin = pDecode->GetNumber(2); |
+ m_ymax = pDecode->GetNumber(3); |
+ for (FX_DWORD i = 0; i < m_nComps; i++) { |
+ m_ColorMin[i] = pDecode->GetNumber(i * 2 + 4); |
+ m_ColorMax[i] = pDecode->GetNumber(i * 2 + 5); |
+ } |
+ return TRUE; |
} |
-FX_BOOL CPDF_ShadingPattern::Load() |
-{ |
- if (m_ShadingType != 0) { |
- return TRUE; |
- } |
- CPDF_Dictionary* pShadingDict = m_pShadingObj ? m_pShadingObj->GetDict() : NULL; |
- if (pShadingDict == NULL) { |
- return FALSE; |
- } |
- if (m_nFuncs) { |
- for (int i = 0; i < m_nFuncs; i ++) |
- delete m_pFunctions[i]; |
- m_nFuncs = 0; |
- } |
- 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; |
- } |
- for (int i = 0; i < m_nFuncs; i ++) { |
- m_pFunctions[i] = CPDF_Function::Load(((CPDF_Array*)pFunc)->GetElementValue(i)); |
- } |
- } else { |
- m_pFunctions[0] = CPDF_Function::Load(pFunc); |
- m_nFuncs = 1; |
- } |
- } |
- CPDF_Object* pCSObj = pShadingDict->GetElementValue(FX_BSTRC("ColorSpace")); |
- if (pCSObj == NULL) { |
- return FALSE; |
- } |
- CPDF_DocPageData* pDocPageData = m_pDocument->GetPageData(); |
- m_pCS = pDocPageData->GetColorSpace(pCSObj, NULL); |
- if (m_pCS) { |
- m_pCountedCS = pDocPageData->FindColorSpacePtr(m_pCS->GetArray()); |
- } |
- m_ShadingType = pShadingDict->GetInteger(FX_BSTRC("ShadingType")); |
- return TRUE; |
+FX_DWORD CPDF_MeshStream::GetFlag() { |
+ return m_BitStream.GetBits(m_nFlagBits) & 0x03; |
} |
-FX_BOOL CPDF_ShadingPattern::Reload() |
-{ |
- Clear(); |
- return Load(); |
+void CPDF_MeshStream::GetCoords(FX_FLOAT& x, FX_FLOAT& y) { |
+ if (m_nCoordBits == 32) { |
+ x = m_xmin + (FX_FLOAT)(m_BitStream.GetBits(m_nCoordBits) * |
+ (m_xmax - m_xmin) / (double)m_CoordMax); |
+ y = m_ymin + (FX_FLOAT)(m_BitStream.GetBits(m_nCoordBits) * |
+ (m_ymax - m_ymin) / (double)m_CoordMax); |
+ } else { |
+ x = m_xmin + |
+ m_BitStream.GetBits(m_nCoordBits) * (m_xmax - m_xmin) / m_CoordMax; |
+ y = m_ymin + |
+ m_BitStream.GetBits(m_nCoordBits) * (m_ymax - m_ymin) / m_CoordMax; |
+ } |
} |
-FX_BOOL CPDF_MeshStream::Load(CPDF_Stream* pShadingStream, CPDF_Function** pFuncs, int nFuncs, CPDF_ColorSpace* pCS) |
-{ |
- m_Stream.LoadAllData(pShadingStream); |
- m_BitStream.Init(m_Stream.GetData(), m_Stream.GetSize()); |
- m_pFuncs = pFuncs; |
- m_nFuncs = nFuncs; |
- m_pCS = pCS; |
- CPDF_Dictionary* pDict = pShadingStream->GetDict(); |
- m_nCoordBits = pDict->GetInteger(FX_BSTRC("BitsPerCoordinate")); |
- m_nCompBits = pDict->GetInteger(FX_BSTRC("BitsPerComponent")); |
- m_nFlagBits = pDict->GetInteger(FX_BSTRC("BitsPerFlag")); |
- if (!m_nCoordBits || !m_nCompBits) { |
- return FALSE; |
- } |
- int nComps = pCS->CountComponents(); |
- if (nComps > 8) { |
- return FALSE; |
- } |
- m_nComps = nFuncs ? 1 : nComps; |
- if (((int)m_nComps < 0) || m_nComps > 8) { |
- return FALSE; |
- } |
- m_CoordMax = m_nCoordBits == 32 ? -1 : (1 << m_nCoordBits) - 1; |
- m_CompMax = (1 << m_nCompBits) - 1; |
- CPDF_Array* pDecode = pDict->GetArray(FX_BSTRC("Decode")); |
- if (pDecode == NULL || pDecode->GetCount() != 4 + m_nComps * 2) { |
- return FALSE; |
- } |
- m_xmin = pDecode->GetNumber(0); |
- m_xmax = pDecode->GetNumber(1); |
- m_ymin = pDecode->GetNumber(2); |
- m_ymax = pDecode->GetNumber(3); |
- for (FX_DWORD i = 0; i < m_nComps; i ++) { |
- m_ColorMin[i] = pDecode->GetNumber(i * 2 + 4); |
- m_ColorMax[i] = pDecode->GetNumber(i * 2 + 5); |
+void CPDF_MeshStream::GetColor(FX_FLOAT& r, FX_FLOAT& g, FX_FLOAT& b) { |
+ FX_DWORD i; |
+ FX_FLOAT color_value[8]; |
+ for (i = 0; i < m_nComps; i++) { |
+ color_value[i] = m_ColorMin[i] + |
+ m_BitStream.GetBits(m_nCompBits) * |
+ (m_ColorMax[i] - m_ColorMin[i]) / m_CompMax; |
+ } |
+ if (m_nFuncs) { |
+ static const int kMaxResults = 8; |
+ FX_FLOAT result[kMaxResults]; |
+ int nResults; |
+ FXSYS_memset(result, 0, sizeof(result)); |
+ for (FX_DWORD i = 0; i < m_nFuncs; i++) { |
+ if (m_pFuncs[i] && m_pFuncs[i]->CountOutputs() <= kMaxResults) { |
+ m_pFuncs[i]->Call(color_value, 1, result, nResults); |
+ } |
} |
- return TRUE; |
+ m_pCS->GetRGB(result, r, g, b); |
+ } else { |
+ m_pCS->GetRGB(color_value, r, g, b); |
+ } |
} |
-FX_DWORD CPDF_MeshStream::GetFlag() |
-{ |
- return m_BitStream.GetBits(m_nFlagBits) & 0x03; |
+FX_DWORD CPDF_MeshStream::GetVertex(CPDF_MeshVertex& vertex, |
+ CFX_AffineMatrix* pObject2Bitmap) { |
+ FX_DWORD flag = GetFlag(); |
+ GetCoords(vertex.x, vertex.y); |
+ pObject2Bitmap->Transform(vertex.x, vertex.y); |
+ GetColor(vertex.r, vertex.g, vertex.b); |
+ m_BitStream.ByteAlign(); |
+ return flag; |
} |
-void CPDF_MeshStream::GetCoords(FX_FLOAT& x, FX_FLOAT& y) |
-{ |
- if (m_nCoordBits == 32) { |
- x = m_xmin + (FX_FLOAT)(m_BitStream.GetBits(m_nCoordBits) * (m_xmax - m_xmin) / (double)m_CoordMax); |
- y = m_ymin + (FX_FLOAT)(m_BitStream.GetBits(m_nCoordBits) * (m_ymax - m_ymin) / (double)m_CoordMax); |
- } else { |
- x = m_xmin + m_BitStream.GetBits(m_nCoordBits) * (m_xmax - m_xmin) / m_CoordMax; |
- y = m_ymin + m_BitStream.GetBits(m_nCoordBits) * (m_ymax - m_ymin) / m_CoordMax; |
+FX_BOOL CPDF_MeshStream::GetVertexRow(CPDF_MeshVertex* vertex, |
+ int count, |
+ CFX_AffineMatrix* pObject2Bitmap) { |
+ for (int i = 0; i < count; i++) { |
+ if (m_BitStream.IsEOF()) { |
+ return FALSE; |
} |
-} |
-void CPDF_MeshStream::GetColor(FX_FLOAT& r, FX_FLOAT& g, FX_FLOAT& b) |
-{ |
- FX_DWORD i; |
- FX_FLOAT color_value[8]; |
- for (i = 0; i < m_nComps; i ++) { |
- color_value[i] = m_ColorMin[i] + m_BitStream.GetBits(m_nCompBits) * (m_ColorMax[i] - m_ColorMin[i]) / m_CompMax; |
- } |
- if (m_nFuncs) { |
- static const int kMaxResults = 8; |
- FX_FLOAT result[kMaxResults]; |
- int nResults; |
- FXSYS_memset(result, 0, sizeof(result)); |
- for (FX_DWORD i = 0; i < m_nFuncs; i ++) { |
- if (m_pFuncs[i] && m_pFuncs[i]->CountOutputs() <= kMaxResults) { |
- m_pFuncs[i]->Call(color_value, 1, result, nResults); |
- } |
- } |
- m_pCS->GetRGB(result, r, g, b); |
- } else { |
- m_pCS->GetRGB(color_value, r, g, b); |
- } |
-} |
-FX_DWORD CPDF_MeshStream::GetVertex(CPDF_MeshVertex& vertex, CFX_AffineMatrix* pObject2Bitmap) |
-{ |
- FX_DWORD flag = GetFlag(); |
- GetCoords(vertex.x, vertex.y); |
- pObject2Bitmap->Transform(vertex.x, vertex.y); |
- GetColor(vertex.r, vertex.g, vertex.b); |
+ GetCoords(vertex[i].x, vertex[i].y); |
+ pObject2Bitmap->Transform(vertex[i].x, vertex[i].y); |
+ GetColor(vertex[i].r, vertex[i].g, vertex[i].b); |
m_BitStream.ByteAlign(); |
- return flag; |
+ } |
+ return TRUE; |
} |
-FX_BOOL CPDF_MeshStream::GetVertexRow(CPDF_MeshVertex* vertex, int count, CFX_AffineMatrix* pObject2Bitmap) |
-{ |
- for (int i = 0; i < count; i ++) { |
- if (m_BitStream.IsEOF()) { |
- return FALSE; |
- } |
- GetCoords(vertex[i].x, vertex[i].y); |
- pObject2Bitmap->Transform(vertex[i].x, vertex[i].y); |
- GetColor(vertex[i].r, vertex[i].g, vertex[i].b); |
- m_BitStream.ByteAlign(); |
+CFX_FloatRect _GetShadingBBox(CPDF_Stream* pStream, |
+ int type, |
+ const CFX_AffineMatrix* pMatrix, |
+ CPDF_Function** pFuncs, |
+ int nFuncs, |
+ CPDF_ColorSpace* pCS) { |
+ if (pStream == NULL || pStream->GetType() != PDFOBJ_STREAM || |
+ pFuncs == NULL || pCS == NULL) { |
+ return CFX_FloatRect(0, 0, 0, 0); |
+ } |
+ CPDF_MeshStream stream; |
+ if (!stream.Load(pStream, pFuncs, nFuncs, pCS)) { |
+ return CFX_FloatRect(0, 0, 0, 0); |
+ } |
+ CFX_FloatRect rect; |
+ FX_BOOL bStarted = FALSE; |
+ FX_BOOL bGouraud = type == 4 || type == 5; |
+ int full_point_count = type == 7 ? 16 : (type == 6 ? 12 : 1); |
+ int full_color_count = (type == 6 || type == 7) ? 4 : 1; |
+ while (!stream.m_BitStream.IsEOF()) { |
+ FX_DWORD flag = 0; |
+ if (type != 5) { |
+ flag = stream.GetFlag(); |
} |
- return TRUE; |
-} |
-CFX_FloatRect _GetShadingBBox(CPDF_Stream* pStream, int type, const CFX_AffineMatrix* pMatrix, |
- CPDF_Function** pFuncs, int nFuncs, CPDF_ColorSpace* pCS) |
-{ |
- if (pStream == NULL || pStream->GetType() != PDFOBJ_STREAM || pFuncs == NULL || pCS == NULL) { |
- return CFX_FloatRect(0, 0, 0, 0); |
+ int point_count = full_point_count, color_count = full_color_count; |
+ if (!bGouraud && flag) { |
+ point_count -= 4; |
+ color_count -= 2; |
} |
- CPDF_MeshStream stream; |
- if (!stream.Load(pStream, pFuncs, nFuncs, pCS)) { |
- return CFX_FloatRect(0, 0, 0, 0); |
+ for (int i = 0; i < point_count; i++) { |
+ FX_FLOAT x, y; |
+ stream.GetCoords(x, y); |
+ if (bStarted) { |
+ rect.UpdateRect(x, y); |
+ } else { |
+ rect.InitRect(x, y); |
+ bStarted = TRUE; |
+ } |
} |
- CFX_FloatRect rect; |
- FX_BOOL bStarted = FALSE; |
- FX_BOOL bGouraud = type == 4 || type == 5; |
- int full_point_count = type == 7 ? 16 : (type == 6 ? 12 : 1); |
- int full_color_count = (type == 6 || type == 7) ? 4 : 1; |
- while (!stream.m_BitStream.IsEOF()) { |
- FX_DWORD flag = 0; |
- if (type != 5) { |
- flag = stream.GetFlag(); |
- } |
- int point_count = full_point_count, color_count = full_color_count; |
- if (!bGouraud && flag) { |
- point_count -= 4; |
- color_count -= 2; |
- } |
- for (int i = 0; i < point_count; i ++) { |
- FX_FLOAT x, y; |
- stream.GetCoords(x, y); |
- if (bStarted) { |
- rect.UpdateRect(x, y); |
- } else { |
- rect.InitRect(x, y); |
- bStarted = TRUE; |
- } |
- } |
- stream.m_BitStream.SkipBits(stream.m_nComps * stream.m_nCompBits * color_count); |
- if (bGouraud) { |
- stream.m_BitStream.ByteAlign(); |
- } |
+ stream.m_BitStream.SkipBits(stream.m_nComps * stream.m_nCompBits * |
+ color_count); |
+ if (bGouraud) { |
+ stream.m_BitStream.ByteAlign(); |
} |
- rect.Transform(pMatrix); |
- return rect; |
+ } |
+ rect.Transform(pMatrix); |
+ return rect; |
} |