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authorLei Zhang <thestig@chromium.org>2015-09-29 14:34:22 -0700
committerLei Zhang <thestig@chromium.org>2015-09-29 14:34:22 -0700
commit721f003bcb6a3631571bd8f046bc90bcb6def13a (patch)
treeab5f78de1b6ad0a8292862cb3cf74ab62b0bed8b /fpdfsdk/src/fpdf_transformpage.cpp
parent3500e90e9e42fa84dd6f07da16cfcf197ec98283 (diff)
downloadpdfium-721f003bcb6a3631571bd8f046bc90bcb6def13a.tar.xz
Refactor some common code for bounding boxes.
R=tsepez@chromium.org Review URL: https://codereview.chromium.org/1373333002 .
Diffstat (limited to 'fpdfsdk/src/fpdf_transformpage.cpp')
-rw-r--r--fpdfsdk/src/fpdf_transformpage.cpp87
1 files changed, 45 insertions, 42 deletions
diff --git a/fpdfsdk/src/fpdf_transformpage.cpp b/fpdfsdk/src/fpdf_transformpage.cpp
index 71ba48e042..614c7a48fe 100644
--- a/fpdfsdk/src/fpdf_transformpage.cpp
+++ b/fpdfsdk/src/fpdf_transformpage.cpp
@@ -7,6 +7,43 @@
#include "../../public/fpdf_transformpage.h"
#include "../include/fsdk_define.h"
+namespace {
+
+void SetBoundingBox(CPDF_Page* page,
+ const CFX_ByteStringC& key,
+ float left,
+ float bottom,
+ float right,
+ float top) {
+ CPDF_Dictionary* pPageDict = page->m_pFormDict;
+ CPDF_Array* pBoundingBoxArray = new CPDF_Array;
+ pBoundingBoxArray->Add(new CPDF_Number(left));
+ pBoundingBoxArray->Add(new CPDF_Number(bottom));
+ pBoundingBoxArray->Add(new CPDF_Number(right));
+ pBoundingBoxArray->Add(new CPDF_Number(top));
+ pPageDict->SetAt(key, pBoundingBoxArray);
+}
+
+FPDF_BOOL GetBoundingBox(CPDF_Page* page,
+ const CFX_ByteStringC& key,
+ float* left,
+ float* bottom,
+ float* right,
+ float* top) {
+ CPDF_Dictionary* pPageDict = page->m_pFormDict;
+ CPDF_Array* pArray = pPageDict->GetArray(key);
+ if (!pArray)
+ return FALSE;
+
+ *left = pArray->GetFloat(0);
+ *bottom = pArray->GetFloat(1);
+ *right = pArray->GetFloat(2);
+ *top = pArray->GetFloat(3);
+ return TRUE;
+}
+
+} // namespace
+
DLLEXPORT void STDCALL FPDFPage_SetMediaBox(FPDF_PAGE page,
float left,
float bottom,
@@ -15,14 +52,8 @@ DLLEXPORT void STDCALL FPDFPage_SetMediaBox(FPDF_PAGE page,
if (!page)
return;
- CPDF_Page* pPage = (CPDF_Page*)page;
- CPDF_Dictionary* pPageDict = pPage->m_pFormDict;
- CPDF_Array* pMediaBoxArray = new CPDF_Array;
- pMediaBoxArray->Add(new CPDF_Number(left));
- pMediaBoxArray->Add(new CPDF_Number(bottom));
- pMediaBoxArray->Add(new CPDF_Number(FX_FLOAT(right)));
- pMediaBoxArray->Add(new CPDF_Number(FX_FLOAT(top)));
- pPageDict->SetAt("MediaBox", pMediaBoxArray);
+ SetBoundingBox(static_cast<CPDF_Page*>(page), "MediaBox", left, bottom, right,
+ top);
}
DLLEXPORT void STDCALL FPDFPage_SetCropBox(FPDF_PAGE page,
@@ -33,14 +64,8 @@ DLLEXPORT void STDCALL FPDFPage_SetCropBox(FPDF_PAGE page,
if (!page)
return;
- CPDF_Page* pPage = (CPDF_Page*)page;
- CPDF_Dictionary* pPageDict = pPage->m_pFormDict;
- CPDF_Array* pCropBoxArray = new CPDF_Array;
- pCropBoxArray->Add(new CPDF_Number(left));
- pCropBoxArray->Add(new CPDF_Number(bottom));
- pCropBoxArray->Add(new CPDF_Number(FX_FLOAT(right)));
- pCropBoxArray->Add(new CPDF_Number(FX_FLOAT(top)));
- pPageDict->SetAt("CropBox", pCropBoxArray);
+ SetBoundingBox(static_cast<CPDF_Page*>(page), "CropBox", left, bottom, right,
+ top);
}
DLLEXPORT FPDF_BOOL STDCALL FPDFPage_GetMediaBox(FPDF_PAGE page,
@@ -48,19 +73,8 @@ DLLEXPORT FPDF_BOOL STDCALL FPDFPage_GetMediaBox(FPDF_PAGE page,
float* bottom,
float* right,
float* top) {
- if (!page)
- return FALSE;
- CPDF_Page* pPage = (CPDF_Page*)page;
- CPDF_Dictionary* pPageDict = pPage->m_pFormDict;
- CPDF_Array* pArray = pPageDict->GetArray("MediaBox");
- if (pArray) {
- *left = pArray->GetFloat(0);
- *bottom = pArray->GetFloat(1);
- *right = pArray->GetFloat(2);
- *top = pArray->GetFloat(3);
- return TRUE;
- }
- return FALSE;
+ return page && GetBoundingBox(static_cast<CPDF_Page*>(page), "MediaBox", left,
+ bottom, right, top);
}
DLLEXPORT FPDF_BOOL STDCALL FPDFPage_GetCropBox(FPDF_PAGE page,
@@ -68,19 +82,8 @@ DLLEXPORT FPDF_BOOL STDCALL FPDFPage_GetCropBox(FPDF_PAGE page,
float* bottom,
float* right,
float* top) {
- if (!page)
- return FALSE;
- CPDF_Page* pPage = (CPDF_Page*)page;
- CPDF_Dictionary* pPageDict = pPage->m_pFormDict;
- CPDF_Array* pArray = pPageDict->GetArray("CropBox");
- if (pArray) {
- *left = pArray->GetFloat(0);
- *bottom = pArray->GetFloat(1);
- *right = pArray->GetFloat(2);
- *top = pArray->GetFloat(3);
- return TRUE;
- }
- return FALSE;
+ return page && GetBoundingBox(static_cast<CPDF_Page*>(page), "CropBox", left,
+ bottom, right, top);
}
DLLEXPORT FPDF_BOOL STDCALL FPDFPage_TransFormWithClip(FPDF_PAGE page,