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Unified Diff: fpdfsdk/javascript/Document.cpp

Issue 2221823003: Add support to Document::gotoNamedDest method. (Closed) Base URL: https://pdfium.googlesource.com/pdfium.git@master
Patch Set: Add support to Document::gotoNamedDest method. Created 4 years, 4 months ago
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Index: fpdfsdk/javascript/Document.cpp
diff --git a/fpdfsdk/javascript/Document.cpp b/fpdfsdk/javascript/Document.cpp
index 161a5d09e97d31b522e8c3fca38b86a86d9f6da3..8175fba697b0bdb81fd2dfbf35b5dbbcb9a6572d 100644
--- a/fpdfsdk/javascript/Document.cpp
+++ b/fpdfsdk/javascript/Document.cpp
@@ -10,9 +10,11 @@
#include "core/fpdfapi/fpdf_font/include/cpdf_font.h"
#include "core/fpdfapi/fpdf_page/include/cpdf_page.h"
+#include "core/fpdfapi/fpdf_parser/include/cpdf_array.h"
#include "core/fpdfapi/fpdf_parser/include/cpdf_document.h"
#include "core/fpdfapi/fpdf_parser/include/fpdf_parser_decode.h"
#include "core/fpdfdoc/include/cpdf_interform.h"
+#include "core/fpdfdoc/include/cpdf_nametree.h"
#include "fpdfsdk/include/fsdk_mgr.h"
#include "fpdfsdk/javascript/Field.h"
#include "fpdfsdk/javascript/Icon.h"
@@ -124,6 +126,7 @@ JS_STATIC_METHOD_ENTRY(getPageNthWordQuads)
JS_STATIC_METHOD_ENTRY(getPageNumWords)
JS_STATIC_METHOD_ENTRY(getPrintParams)
JS_STATIC_METHOD_ENTRY(getURL)
+JS_STATIC_METHOD_ENTRY(gotoNamedDest)
JS_STATIC_METHOD_ENTRY(importAnFDF)
JS_STATIC_METHOD_ENTRY(importAnXFDF)
JS_STATIC_METHOD_ENTRY(importTextData)
@@ -1466,6 +1469,52 @@ FX_BOOL Document::getURL(IJS_Context* cc,
return TRUE;
}
+FX_BOOL Document::gotoNamedDest(IJS_Context* cc,
+ const std::vector<CJS_Value>& params,
+ CJS_Value& vRet,
+ CFX_WideString& sError) {
+ CJS_Context* context = (CJS_Context*)cc;
+ if (params.size() != 1) {
+ sError = JSGetStringFromID(context, IDS_STRING_JSPARAMERROR);
+ return FALSE;
+ }
+
+ CPDF_Document* pDocument = m_pDocument->GetPDFDocument();
+ if (!pDocument)
+ return FALSE;
+
+ CFX_WideString wideName = params[0].ToCFXWideString();
+ CFX_ByteString utf8Name = wideName.UTF8Encode();
+
+ CPDF_NameTree nameTree(pDocument, "Dests");
+ CPDF_Array* destArray = nameTree.LookupNamedDest(pDocument, utf8Name);
+ if (!destArray)
+ return FALSE;
+
+ CPDF_Dest dest(destArray);
+ const CPDF_Array* arrayObject = ToArray(dest.GetObject());
+
+ std::unique_ptr<float[]> scrollPositionArray;
+ int scrollPositionArraySize = 0;
+
+ if (arrayObject) {
+ scrollPositionArray.reset(new float[arrayObject->GetCount()]);
+ int j = 0;
+ for (size_t i = 2; i < arrayObject->GetCount(); i++)
+ scrollPositionArray[j++] = arrayObject->GetFloatAt(i);
+ scrollPositionArraySize = j;
+ }
+
+ CJS_Runtime* runtime = context->GetJSRuntime();
+ runtime->BeginBlock();
+ CPDFDoc_Environment* pApp = m_pDocument->GetEnv();
+ pApp->FFI_DoGoToAction(dest.GetPageIndex(pDocument), dest.GetZoomMode(),
+ scrollPositionArray.get(), scrollPositionArraySize);
+ runtime->EndBlock();
+
+ return TRUE;
+}
+
void Document::AddDelayData(CJS_DelayData* pData) {
m_DelayData.push_back(std::unique_ptr<CJS_DelayData>(pData));
}
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