Clean up som pdf code.

This commit is contained in:
James Grogan 2022-12-02 08:44:04 +00:00
parent 650cfa5c6f
commit 290b64e230
24 changed files with 264 additions and 256 deletions

View file

@ -1,21 +1,21 @@
#include "Dictionary.h"
bool Dictionary::HasKey(const std::string& key) const
bool Dictionary::hasKey(const std::string& key) const
{
return HasStringKey(key) || HasDictKey(key);
return hasStringKey(key) || hasDictKey(key);
}
bool Dictionary::HasStringKey(const std::string& key) const
bool Dictionary::hasStringKey(const std::string& key) const
{
return mStringData.count(key) > 0;
}
bool Dictionary::HasDictKey(const std::string& key) const
bool Dictionary::hasDictKey(const std::string& key) const
{
return mDictData.count(key) > 0;
}
std::vector<std::string> Dictionary::GetStringKeys() const
std::vector<std::string> Dictionary::getStringKeys() const
{
std::vector<std::string> keys;
for (const auto& item : mStringData)
@ -25,7 +25,7 @@ std::vector<std::string> Dictionary::GetStringKeys() const
return keys;
}
std::vector<std::string> Dictionary::GetDictKeys() const
std::vector<std::string> Dictionary::getDictKeys() const
{
std::vector<std::string> keys;
for (const auto& item : mDictData)
@ -35,22 +35,22 @@ std::vector<std::string> Dictionary::GetDictKeys() const
return keys;
}
Dictionary* Dictionary::GetDict(const std::string& key) const
Dictionary* Dictionary::getDict(const std::string& key) const
{
return mDictData.at(key).get();
}
std::string Dictionary::GetItem(const std::string& key) const
std::string Dictionary::getItem(const std::string& key) const
{
return mStringData.at(key);
}
void Dictionary::AddStringItem(const std::string& key, const std::string& item)
void Dictionary::addStringItem(const std::string& key, const std::string& item)
{
mStringData[key] = item;
}
void Dictionary::AddDictItem(const std::string& key, std::unique_ptr<Dictionary> dict)
void Dictionary::addDictItem(const std::string& key, std::unique_ptr<Dictionary> dict)
{
mDictData[key] = std::move(dict);
}

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@ -10,24 +10,23 @@ public:
Dictionary() = default;
virtual ~Dictionary() = default;
bool HasKey(const std::string& key) const;
void addStringItem(const std::string& key, const std::string& item);
bool HasStringKey(const std::string& key) const;
void addDictItem(const std::string& key, std::unique_ptr<Dictionary> dict);
bool HasDictKey(const std::string& key) const;
Dictionary* getDict(const std::string& key) const;
Dictionary* GetDict(const std::string& key) const;
std::vector<std::string> getDictKeys() const;
std::vector<std::string> GetDictKeys() const;
std::vector<std::string> getStringKeys() const;
std::vector<std::string> GetStringKeys() const;
std::string getItem(const std::string& key) const;
std::string GetItem(const std::string& key) const;
bool hasKey(const std::string& key) const;
void AddStringItem(const std::string& key, const std::string& item);
void AddDictItem(const std::string& key, std::unique_ptr<Dictionary> dict);
bool hasStringKey(const std::string& key) const;
bool hasDictKey(const std::string& key) const;
protected:
std::map<std::string, std::string> mStringData;

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@ -1,8 +1,8 @@
#include "PdfDictionary.h"
std::string PdfDictionary::ToString() const
std::string PdfDictionary::toString() const
{
const auto keys = GetStringKeys();
const auto keys = getStringKeys();
if (keys.empty())
{
return "";
@ -15,28 +15,28 @@ std::string PdfDictionary::ToString() const
{
if (first)
{
content += " /" + key + " " + GetItem(key) + ending;
content += " /" + key + " " + getItem(key) + ending;
first = false;
}
else
{
content += " /" + key + " " + GetItem(key) + ending;
content += " /" + key + " " + getItem(key) + ending;
}
}
const auto dictKeys = GetDictKeys();
const auto dictKeys = getDictKeys();
ending = dictKeys.size() == 1 ? "" : "\n";
for (const auto& key : GetDictKeys())
for (const auto& key : getDictKeys())
{
auto pdfDict = dynamic_cast<PdfDictionary*>(GetDict(key));
auto pdfDict = dynamic_cast<PdfDictionary*>(getDict(key));
if (first)
{
content += " /" + key + " " + pdfDict->ToString() + ending;
content += " /" + key + " " + pdfDict->toString() + ending;
first = false;
}
else
{
content += " /" + key + " " + pdfDict->ToString() + ending;
content += " /" + key + " " + pdfDict->toString() + ending;
}
}

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@ -5,6 +5,5 @@
class PdfDictionary : public Dictionary
{
public:
std::string ToString() const;
std::string toString() const;
};

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@ -7,6 +7,8 @@
#include "PdfOutline.h"
#include "PdfXRefTable.h"
#include "StringUtils.h"
PdfDocument::PdfDocument()
{
mXRefTable = std::make_unique<PdfXRefTable>();
@ -18,56 +20,56 @@ PdfDocument::~PdfDocument()
}
std::string PdfDocument::ToString()
std::string PdfDocument::toString()
{
IndexObjects();
auto content = GetHeaderString();
content += GetBodyString();
indexObjects();
auto content = getHeaderString();
content += getBodyString();
content += GetXRefString();
content += getXRefString();
content += GetTrailerString();
content += getTrailerString();
content += "%%EOF\n";
return content;
}
std::string PdfDocument::GetHeaderString()
std::string PdfDocument::getHeaderString()
{
auto content = "%PDF-" + mVersion + "\n";
mXRefOffset = content.size();
mXRefTable->AddRecord(content.size(), 65535, true);
mXRefTable->addRecord(content.size(), 65535, true);
return content;
}
std::string PdfDocument::GetBodyString()
std::string PdfDocument::getBodyString()
{
const auto content = mCatalog->ToString(mXRefTable.get());
const auto content = mCatalog->toString(mXRefTable.get());
mXRefOffset += content.size();
return content;
}
std::string PdfDocument::GetXRefString()
std::string PdfDocument::getXRefString()
{
return mXRefTable->ToString();
return mXRefTable->toString();
}
std::string PdfDocument::GetTrailerString()
std::string PdfDocument::getTrailerString()
{
const auto numObjects = mXRefTable->GetNumEntries();
mTrailer.AddStringItem("Size", std::to_string(numObjects));
mTrailer.AddStringItem("Root", mCatalog->GetRefString());
const auto numObjects = mXRefTable->getNumEntries();
mTrailer.addStringItem("Size", std::to_string(numObjects));
mTrailer.addStringItem("Root", mCatalog->getRefString());
std::string content = "trailer\n";
content += mTrailer.ToString();
content += mTrailer.toString();
content += "startxref\n";
content += std::to_string(mXRefOffset) + "\n";
return content;
}
void PdfDocument::IndexObjects()
void PdfDocument::indexObjects()
{
mCatalog->IndexObjects(0);
mCatalog->indexObjects(0);
}

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@ -1,7 +1,6 @@
#pragma once
#include "PdfDictionary.h"
#include "StringUtils.h"
#include <memory>
#include <string>
@ -15,26 +14,25 @@ using PdfXRefTablePtr = std::unique_ptr<PdfXRefTable>;
class PdfDocument
{
public:
PdfDocument();
~PdfDocument();
std::string ToString();
std::string toString();
private:
std::string GetHeaderString();
std::string getHeaderString();
std::string GetTrailerString();
std::string getTrailerString();
std::string GetBodyString();
std::string getBodyString();
std::string GetXRefString();
std::string getXRefString();
void IndexObjects();
void indexObjects();
private:
PdfDictionary mTrailer;
std::string mVersion {"1.7"};
PdfXRefTablePtr mXRefTable;
unsigned mXRefOffset{0};

View file

@ -12,33 +12,33 @@ PdfDocumentCatalog::PdfDocumentCatalog()
mPages = std::make_unique<PdfPageTree>();
}
unsigned PdfDocumentCatalog::IndexObjects(unsigned count)
unsigned PdfDocumentCatalog::indexObjects(unsigned count)
{
auto newCount = count + 1;
mObjectNumber = newCount;
auto objectCount = mOutlines->IndexObjects(mObjectNumber);
objectCount = mPages->IndexObjects(objectCount);
auto objectCount = mOutlines->indexObjects(mObjectNumber);
objectCount = mPages->indexObjects(objectCount);
return objectCount;
}
std::string PdfDocumentCatalog::ToString(PdfXRefTable* xRefTable)
std::string PdfDocumentCatalog::toString(PdfXRefTable* xRefTable)
{
UpdateDictionary();
auto content = GetStringPrefix();
content += mDictionary.ToString();
content += GetStringSuffix();
xRefTable->AddRecord(content.size(), mGenerationNumber, mIsFree);
updateDictionary();
auto content = getStringPrefix();
content += mDictionary.toString();
content += getStringSuffix();
xRefTable->addRecord(content.size(), mGenerationNumber, mIsFree);
content += mOutlines->ToString(xRefTable);
content += mOutlines->toString(xRefTable);
content += mPages->ToString(xRefTable);
content += mPages->toString(xRefTable);
return content;
}
void PdfDocumentCatalog::UpdateDictionary()
void PdfDocumentCatalog::updateDictionary()
{
mDictionary.AddStringItem("Type", "/Catalog");
mDictionary.AddStringItem("Outlines", mOutlines->GetRefString());
mDictionary.AddStringItem("Pages", mPages->GetRefString());
mDictionary.addStringItem("Type", "/Catalog");
mDictionary.addStringItem("Outlines", mOutlines->getRefString());
mDictionary.addStringItem("Pages", mPages->getRefString());
}

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@ -8,15 +8,14 @@ class PdfOutlineCollection;
class PdfDocumentCatalog : public PdfObject
{
public:
PdfDocumentCatalog();
unsigned IndexObjects(unsigned count) override;
unsigned indexObjects(unsigned count) override;
std::string ToString(PdfXRefTable* xRefTable) override;
std::string toString(PdfXRefTable* xRefTable) override;
private:
void UpdateDictionary() override;
void updateDictionary() override;
std::unique_ptr<PdfOutlineCollection> mOutlines;
std::unique_ptr<PdfPageTree> mPages;

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@ -3,56 +3,56 @@
#include "PdfDictionary.h"
#include "PdfXRefTable.h"
std::string PdfObject::ToString(PdfXRefTable* xRefTable)
std::string PdfObject::toString(PdfXRefTable* xRefTable)
{
UpdateDictionary();
updateDictionary();
auto content = GetStringPrefix();
content += mDictionary.ToString();
content += GetStringSuffix();
auto content = getStringPrefix();
content += mDictionary.toString();
content += getStringSuffix();
xRefTable->AddRecord(content.size(), mGenerationNumber, mIsFree);
xRefTable->addRecord(content.size(), mGenerationNumber, mIsFree);
return content;
}
void PdfObject::UpdateDictionary()
void PdfObject::updateDictionary()
{
}
std::string PdfObject::GetStringSuffix() const
std::string PdfObject::getStringSuffix() const
{
return "endobj\n\n";
}
unsigned PdfObject::IndexObjects(unsigned count)
unsigned PdfObject::indexObjects(unsigned count)
{
const auto newCount = count + 1;
mObjectNumber = newCount;
return newCount;
}
void PdfObject::SetObjectNumber(unsigned num)
void PdfObject::setObjectNumber(unsigned num)
{
mObjectNumber = num;
}
void PdfObject::SetGenerationNumber(unsigned num)
void PdfObject::setGenerationNumber(unsigned num)
{
mGenerationNumber = num;
}
std::string PdfObject::GetStringPrefix() const
std::string PdfObject::getStringPrefix() const
{
return std::to_string(mObjectNumber) + " " + std::to_string(mGenerationNumber) + " obj\n";
}
std::string PdfObject::GetRefString() const
std::string PdfObject::getRefString() const
{
return std::to_string(mObjectNumber) + " " + std::to_string(mGenerationNumber) + " R";
}
bool PdfObject::IsFree() const
bool PdfObject::isFree() const
{
return mIsFree;
}

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@ -12,25 +12,24 @@ class PdfObject
public:
virtual ~PdfObject() = default;
std::string GetStringPrefix() const;
std::string getStringPrefix() const;
std::string GetStringSuffix() const;
std::string getStringSuffix() const;
std::string GetRefString() const;
std::string getRefString() const;
virtual unsigned IndexObjects(unsigned count);
virtual unsigned indexObjects(unsigned count);
bool IsFree() const;
bool isFree() const;
virtual std::string ToString(PdfXRefTable* xRefTable);
virtual std::string toString(PdfXRefTable* xRefTable);
void SetObjectNumber(unsigned num);
void setObjectNumber(unsigned num);
void SetGenerationNumber(unsigned num);
void setGenerationNumber(unsigned num);
protected:
virtual void UpdateDictionary();
virtual void updateDictionary();
unsigned mObjectNumber{0};
unsigned mGenerationNumber{0};

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@ -2,39 +2,39 @@
#include "PdfXRefTable.h"
std::string PdfOutline::ToString(PdfXRefTable* xRefTable)
std::string PdfOutline::toString(PdfXRefTable* xRefTable)
{
mDictionary.AddStringItem("Type", "/Outline");
auto content = GetStringPrefix();
content += mDictionary.ToString();
content += GetStringSuffix();
xRefTable->AddRecord(content.size(), mGenerationNumber, mIsFree);
mDictionary.addStringItem("Type", "/Outline");
auto content = getStringPrefix();
content += mDictionary.toString();
content += getStringSuffix();
xRefTable->addRecord(content.size(), mGenerationNumber, mIsFree);
return content;
}
unsigned PdfOutlineCollection::IndexObjects(unsigned count)
unsigned PdfOutlineCollection::indexObjects(unsigned count)
{
auto newCount = count + 1;
mObjectNumber = newCount;
for (const auto& outline : mOutlines)
{
newCount = outline->IndexObjects(newCount);
newCount = outline->indexObjects(newCount);
}
return newCount;
}
std::string PdfOutlineCollection::ToString(PdfXRefTable* xRefTable)
std::string PdfOutlineCollection::toString(PdfXRefTable* xRefTable)
{
UpdateDictionary();
std::string content = GetStringPrefix();
content += mDictionary.ToString();
content += GetStringSuffix();
xRefTable->AddRecord(content.size(), mGenerationNumber, mIsFree);
updateDictionary();
std::string content = getStringPrefix();
content += mDictionary.toString();
content += getStringSuffix();
xRefTable->addRecord(content.size(), mGenerationNumber, mIsFree);
return content;
}
void PdfOutlineCollection::UpdateDictionary()
void PdfOutlineCollection::updateDictionary()
{
mDictionary.AddStringItem("Type", "/Outlines");
mDictionary.AddStringItem("Count", std::to_string(mOutlines.size()));
mDictionary.addStringItem("Type", "/Outlines");
mDictionary.addStringItem("Count", std::to_string(mOutlines.size()));
}

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@ -7,7 +7,7 @@
class PdfOutline : public PdfObject
{
public:
std::string ToString(PdfXRefTable* xRefTable) override;
std::string toString(PdfXRefTable* xRefTable) override;
};
using PdfOutlinePtr = std::unique_ptr<PdfOutline>;
@ -15,11 +15,11 @@ class PdfOutlineCollection : public PdfObject
{
public:
unsigned IndexObjects(unsigned count) override;
unsigned indexObjects(unsigned count) override;
std::string ToString(PdfXRefTable* xRefTable) override;
std::string toString(PdfXRefTable* xRefTable) override;
void UpdateDictionary();
void updateDictionary();
private:
std::vector<PdfOutlinePtr> mOutlines;

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@ -0,0 +1,95 @@
#include "PdfPage.h"
#include "PdfObject.h"
#include "PdfStream.h"
#include "PdfXRefTable.h"
#include "PdfPageTree.h"
std::string PdfProcSet::toString(PdfXRefTable* xRefTable)
{
updateDictionary();
auto content = getStringPrefix();
content += mDictionary.toString();
content += "[/PDF]\n";
content += getStringSuffix();
xRefTable->addRecord(content.size(), mGenerationNumber, mIsFree);
return content;
}
std::string PdfFont::toString(PdfXRefTable* xRefTable)
{
updateDictionary();
auto content = getStringPrefix();
content += mDictionary.toString();
content += getStringSuffix();
xRefTable->addRecord(content.size(), mGenerationNumber, mIsFree);
return content;
}
void PdfFont::updateDictionary()
{
mDictionary.addStringItem("Type", "/Font");
mDictionary.addStringItem("Subtype", "/Type1");
mDictionary.addStringItem("Name", "/F1");
mDictionary.addStringItem("BaseFont", "/Helvetica");
mDictionary.addStringItem("Encoding", "/MacRomanEncoding");
}
PdfPage::PdfPage(PdfPageTree* parent)
: mParent(parent)
{
mContent = std::make_unique<PdfStream>();
std::string pageContent = "BT\n";
pageContent += "/F1 24 Tf\n";
pageContent += "100 100 Td\n";
pageContent += "(Hello World) Tj\n";
pageContent += "ET";
mContent->setContent(pageContent);
mProcSet = std::make_unique<PdfProcSet>();
mDefaultFont = std::make_unique<PdfFont>();
}
unsigned PdfPage::indexObjects(unsigned count)
{
auto newCount = count + 1;
mObjectNumber = newCount;
newCount = mContent->indexObjects(newCount);
newCount = mProcSet->indexObjects(newCount);
newCount = mDefaultFont->indexObjects(newCount);
return newCount;
}
std::string PdfPage::toString(PdfXRefTable* xRefTable)
{
updateDictionary();
auto content = getStringPrefix();
content += mDictionary.toString();
content += getStringSuffix();
xRefTable->addRecord(content.size(), mGenerationNumber, mIsFree);
content += mContent->toString(xRefTable);
content += mProcSet->toString(xRefTable);
content += mDefaultFont->toString(xRefTable);
return content;
}
void PdfPage::updateDictionary()
{
std::string mediaBox = "[0 0 " + std::to_string(mWidth) + " " + std::to_string(mHeight) + "]";
mDictionary.addStringItem("Type", "/Page");
mDictionary.addStringItem("MediaBox", mediaBox);
mDictionary.addStringItem("Parent", mParent->getRefString());
mDictionary.addStringItem("Contents", mContent->getRefString());
auto resourcesDict = std::make_unique<PdfDictionary>();
resourcesDict->addStringItem("ProcSet", mProcSet->getRefString());
auto fontDict = std::make_unique<PdfDictionary>();
fontDict->addStringItem("F1", mDefaultFont->getRefString());
resourcesDict->addDictItem("Font", std::move(fontDict));
mDictionary.addDictItem("Resources", std::move(resourcesDict));
}

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@ -9,106 +9,27 @@ class PdfPageTree;
class PdfProcSet : public PdfObject
{
public:
std::string ToString(PdfXRefTable* xRefTable) override
{
UpdateDictionary();
auto content = GetStringPrefix();
content += mDictionary.ToString();
content += "[/PDF]\n";
content += GetStringSuffix();
xRefTable->AddRecord(content.size(), mGenerationNumber, mIsFree);
return content;
}
std::string toString(PdfXRefTable* xRefTable) override;
};
class PdfFont : public PdfObject
{
public:
std::string ToString(PdfXRefTable* xRefTable) override
{
UpdateDictionary();
auto content = GetStringPrefix();
content += mDictionary.ToString();
content += GetStringSuffix();
xRefTable->AddRecord(content.size(), mGenerationNumber, mIsFree);
return content;
}
std::string toString(PdfXRefTable* xRefTable) override;
void UpdateDictionary()
{
mDictionary.AddStringItem("Type", "/Font");
mDictionary.AddStringItem("Subtype", "/Type1");
mDictionary.AddStringItem("Name", "/F1");
mDictionary.AddStringItem("BaseFont", "/Helvetica");
mDictionary.AddStringItem("Encoding", "/MacRomanEncoding");
}
void updateDictionary();
};
class PdfPage : public PdfObject
{
public:
PdfPage(PdfPageTree* parent)
: mParent(parent)
{
mContent = std::make_unique<PdfStream>();
PdfPage(PdfPageTree* parent);
std::string pageContent = "BT\n";
pageContent += "/F1 24 Tf\n";
pageContent += "100 100 Td\n";
pageContent += "(Hello World) Tj\n";
pageContent += "ET";
unsigned indexObjects(unsigned count);
mContent->SetContent(pageContent);
mProcSet = std::make_unique<PdfProcSet>();
std::string toString(PdfXRefTable* xRefTable) override;
mDefaultFont = std::make_unique<PdfFont>();
}
unsigned IndexObjects(unsigned count)
{
auto newCount = count + 1;
mObjectNumber = newCount;
newCount = mContent->IndexObjects(newCount);
newCount = mProcSet->IndexObjects(newCount);
newCount = mDefaultFont->IndexObjects(newCount);
return newCount;
}
std::string ToString(PdfXRefTable* xRefTable) override
{
UpdateDictionary();
auto content = GetStringPrefix();
content += mDictionary.ToString();
content += GetStringSuffix();
xRefTable->AddRecord(content.size(), mGenerationNumber, mIsFree);
content += mContent->ToString(xRefTable);
content += mProcSet->ToString(xRefTable);
content += mDefaultFont->ToString(xRefTable);
return content;
}
void UpdateDictionary()
{
std::string mediaBox = "[0 0 " + std::to_string(mWidth) + " " + std::to_string(mHeight) + "]";
mDictionary.AddStringItem("Type", "/Page");
mDictionary.AddStringItem("MediaBox", mediaBox);
mDictionary.AddStringItem("Parent", mParent->GetRefString());
mDictionary.AddStringItem("Contents", mContent->GetRefString());
auto resourcesDict = std::make_unique<PdfDictionary>();
resourcesDict->AddStringItem("ProcSet", mProcSet->GetRefString());
auto fontDict = std::make_unique<PdfDictionary>();
fontDict->AddStringItem("F1", mDefaultFont->GetRefString());
resourcesDict->AddDictItem("Font", std::move(fontDict));
mDictionary.AddDictItem("Resources", std::move(resourcesDict));
}
void updateDictionary();
private:
unsigned mWidth{612};

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@ -8,30 +8,30 @@ PdfPageTree::PdfPageTree()
mRootPage = std::make_unique<PdfPage>(this);
}
unsigned PdfPageTree::IndexObjects(unsigned count)
unsigned PdfPageTree::indexObjects(unsigned count)
{
auto newCount = count + 1;
mObjectNumber = newCount;
newCount = mRootPage->IndexObjects(newCount);
newCount = mRootPage->indexObjects(newCount);
return newCount;
}
std::string PdfPageTree::ToString(PdfXRefTable* xRefTable)
std::string PdfPageTree::toString(PdfXRefTable* xRefTable)
{
UpdateDictionary();
std::string content = GetStringPrefix();
content += mDictionary.ToString();
content += GetStringSuffix();
xRefTable->AddRecord(content.size(), mGenerationNumber, mIsFree);
updateDictionary();
std::string content = getStringPrefix();
content += mDictionary.toString();
content += getStringSuffix();
xRefTable->addRecord(content.size(), mGenerationNumber, mIsFree);
content += mRootPage->ToString(xRefTable);
content += mRootPage->toString(xRefTable);
return content;
}
void PdfPageTree::UpdateDictionary()
void PdfPageTree::updateDictionary()
{
mDictionary.AddStringItem("Type", "/Pages");
std::string kids = "[" + mRootPage->GetRefString() + "]";
mDictionary.AddStringItem("Kids", kids);
mDictionary.AddStringItem("Count", "1");
mDictionary.addStringItem("Type", "/Pages");
std::string kids = "[" + mRootPage->getRefString() + "]";
mDictionary.addStringItem("Kids", kids);
mDictionary.addStringItem("Count", "1");
}

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@ -8,14 +8,13 @@ using PdfPagePtr = std::unique_ptr<PdfPage>;
class PdfPageTree : public PdfObject
{
public:
PdfPageTree();
unsigned IndexObjects(unsigned count) override;
unsigned indexObjects(unsigned count) override;
std::string ToString(PdfXRefTable* xRefTable) override;
std::string toString(PdfXRefTable* xRefTable) override;
void UpdateDictionary() override;
void updateDictionary() override;
private:

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@ -5,32 +5,32 @@
PdfStream::PdfStream()
{
mDictionary.AddStringItem("Length", "0");
mDictionary.addStringItem("Length", "0");
}
void PdfStream::SetContent(const std::string& content)
void PdfStream::setContent(const std::string& content)
{
mContent = content;
Update();
update();
}
void PdfStream::Update()
void PdfStream::update()
{
auto length = mContent.size();
mDictionary.AddStringItem("Length", std::to_string(length));
mDictionary.addStringItem("Length", std::to_string(length));
}
std::string PdfStream::ToString(PdfXRefTable* xRefTable)
std::string PdfStream::toString(PdfXRefTable* xRefTable)
{
std::string content = GetStringPrefix();
std::string content = getStringPrefix();
content += mDictionary.ToString();
content += mDictionary.toString();
content += "stream\n";
content += mContent;
content += "\nendstream\n";
content += "endobj\n\n";
xRefTable->AddRecord(content.size(), mGenerationNumber, mIsFree);
xRefTable->addRecord(content.size(), mGenerationNumber, mIsFree);
return content;
}

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@ -5,14 +5,13 @@
class PdfStream : public PdfObject
{
public:
PdfStream();
void Update();
void update();
void SetContent(const std::string& content);
void setContent(const std::string& content);
std::string ToString(PdfXRefTable* xRefTable) override;
std::string toString(PdfXRefTable* xRefTable) override;
private:
std::string mContent;

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@ -2,11 +2,11 @@
#include "PdfDocument.h"
std::string PdfWriter::ToString(const std::unique_ptr<PdfDocument>& document) const
std::string PdfWriter::toString(PdfDocument* document) const
{
std::string content;
content += document->ToString();
content += document->toString();
return content;
}

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@ -9,5 +9,5 @@ class PdfWriter
{
public:
std::string ToString(const std::unique_ptr<PdfDocument>& document) const;
std::string toString(PdfDocument* document) const;
};

View file

@ -7,7 +7,7 @@ PdfXRefTable::PdfXRefTable()
mSections.push_back(TableSubSection());
}
std::string PdfXRefTable::ToString()
std::string PdfXRefTable::toString()
{
std::string content;
for (const auto& section : mSections)
@ -27,7 +27,7 @@ std::string PdfXRefTable::ToString()
return content;
}
unsigned PdfXRefTable::GetNextOffset()
unsigned PdfXRefTable::getNextOffset()
{
auto lastNumRecords = mSections[mSections.size() - 1].mRecords.size();
if (lastNumRecords > 0)
@ -45,18 +45,18 @@ unsigned PdfXRefTable::GetNextOffset()
}
}
void PdfXRefTable::AddRecord(unsigned numBytes, unsigned generation, unsigned isFree)
void PdfXRefTable::addRecord(unsigned numBytes, unsigned generation, unsigned isFree)
{
XRefRecord record;
record.mOffsetBytes = GetNextOffset();
record.mOffsetBytes = getNextOffset();
record.mGenerationNumber = generation;
record.mIsFree = isFree;
mSections[mSections.size()-1].mRecords.push_back(record);
mLastAddedBytes = numBytes;
}
unsigned PdfXRefTable::GetNumEntries()
unsigned PdfXRefTable::getNumEntries()
{
unsigned count = 0;
for (const auto& section : mSections)

View file

@ -20,16 +20,15 @@ struct TableSubSection
class PdfXRefTable
{
public:
PdfXRefTable();
std::string ToString();
std::string toString();
unsigned GetNextOffset();
unsigned getNextOffset();
void AddRecord(unsigned numBytes, unsigned generation, unsigned isFree);
void addRecord(unsigned numBytes, unsigned generation, unsigned isFree);
unsigned GetNumEntries();
unsigned getNumEntries();
private:
unsigned mLastAddedBytes{0};

View file

@ -11,7 +11,7 @@ TEST_CASE(TestDocumentConverterMarkdownToPdf, "publishing")
auto document = std::make_unique<PdfDocument>();
PdfWriter writer;
const auto output = writer.ToString(document);
const auto output = writer.toString(document.get());
File pdf_file(TestUtils::getTestOutputDir() / "TestDocumentConverterMarkdownToPdf.pdf");
pdf_file.open(File::AccessMode::Write);

View file

@ -11,9 +11,8 @@ TEST_CASE(TestPdfWriter, "publishing")
auto document = std::make_unique<PdfDocument>();
PdfWriter writer;
const auto output = writer.ToString(document);
const auto output = writer.toString(document.get());
File pdf_file(TestUtils::getTestOutputDir() / "TestPdfWriter.pdf");
pdf_file.open(File::AccessMode::Write);
pdf_file.writeText(output);
}