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Annotation painting, first part

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This commit is contained in:
Jakub Melka
2020-03-29 18:53:04 +02:00
parent 8bce1bc1e5
commit 232832e753
20 changed files with 1175 additions and 339 deletions
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50
PdfForQtLib/sources/pdfaction.cpp
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@ -23,10 +23,10 @@
namespace pdf
{
PDFActionPtr PDFAction::parse(const PDFDocument* document, PDFObject object)
PDFActionPtr PDFAction::parse(const PDFObjectStorage* storage, PDFObject object)
{
std::set<PDFObjectReference> usedReferences;
return parseImpl(document, qMove(object), usedReferences);
return parseImpl(storage, qMove(object), usedReferences);
}
void PDFAction::apply(const std::function<void (const PDFAction*)>& callback)
@ -46,7 +46,7 @@ std::vector<const PDFAction*> PDFAction::getActionList() const
return result;
}
PDFActionPtr PDFAction::parseImpl(const PDFDocument* document, PDFObject object, std::set<PDFObjectReference>& usedReferences)
PDFActionPtr PDFAction::parseImpl(const PDFObjectStorage* storage, PDFObject object, std::set<PDFObjectReference>& usedReferences)
{
if (object.isReference())
{
@ -56,7 +56,7 @@ PDFActionPtr PDFAction::parseImpl(const PDFDocument* document, PDFObject object,
throw PDFException(PDFTranslationContext::tr("Circular dependence in actions found."));
}
usedReferences.insert(reference);
object = document->getObjectByReference(reference);
object = storage->getObjectByReference(reference);
}
if (object.isNull())
@ -69,34 +69,34 @@ PDFActionPtr PDFAction::parseImpl(const PDFDocument* document, PDFObject object,
throw PDFException(PDFTranslationContext::tr("Invalid action."));
}
PDFDocumentDataLoaderDecorator loader(document);
PDFDocumentDataLoaderDecorator loader(storage);
const PDFDictionary* dictionary = object.getDictionary();
QByteArray name = loader.readNameFromDictionary(dictionary, "S");
if (name == "GoTo") // Goto action
{
PDFDestination destination = PDFDestination::parse(document, dictionary->get("D"));
PDFDestination destination = PDFDestination::parse(storage, dictionary->get("D"));
return PDFActionPtr(new PDFActionGoTo(qMove(destination)));
}
else if (name == "GoToR")
{
PDFDestination destination = PDFDestination::parse(document, dictionary->get("D"));
PDFFileSpecification fileSpecification = PDFFileSpecification::parse(document, dictionary->get("F"));
PDFDestination destination = PDFDestination::parse(storage, dictionary->get("D"));
PDFFileSpecification fileSpecification = PDFFileSpecification::parse(storage, dictionary->get("F"));
return PDFActionPtr(new PDFActionGoToR(qMove(destination), qMove(fileSpecification), loader.readBooleanFromDictionary(dictionary, "NewWindow", false)));
}
else if (name == "GoToE")
{
PDFDestination destination = PDFDestination::parse(document, dictionary->get("D"));
PDFFileSpecification fileSpecification = PDFFileSpecification::parse(document, dictionary->get("F"));
return PDFActionPtr(new PDFActionGoToE(qMove(destination), qMove(fileSpecification), loader.readBooleanFromDictionary(dictionary, "NewWindow", false), document->getObject(dictionary->get("T"))));
PDFDestination destination = PDFDestination::parse(storage, dictionary->get("D"));
PDFFileSpecification fileSpecification = PDFFileSpecification::parse(storage, dictionary->get("F"));
return PDFActionPtr(new PDFActionGoToE(qMove(destination), qMove(fileSpecification), loader.readBooleanFromDictionary(dictionary, "NewWindow", false), storage->getObject(dictionary->get("T"))));
}
else if (name == "Launch")
{
PDFFileSpecification fileSpecification = PDFFileSpecification::parse(document, dictionary->get("F"));
PDFFileSpecification fileSpecification = PDFFileSpecification::parse(storage, dictionary->get("F"));
const bool newWindow = loader.readBooleanFromDictionary(dictionary, "NewWindow", false);
PDFActionLaunch::Win win;
const PDFObject& winDictionaryObject = document->getObject(dictionary->get("Win"));
const PDFObject& winDictionaryObject = storage->getObject(dictionary->get("Win"));
if (winDictionaryObject.isDictionary())
{
const PDFDictionary* winDictionary = winDictionaryObject.getDictionary();
@ -110,7 +110,7 @@ PDFActionPtr PDFAction::parseImpl(const PDFDocument* document, PDFObject object,
}
else if (name == "Thread")
{
PDFFileSpecification fileSpecification = PDFFileSpecification::parse(document, dictionary->get("F"));
PDFFileSpecification fileSpecification = PDFFileSpecification::parse(storage, dictionary->get("F"));
PDFActionThread::Thread thread;
PDFActionThread::Bead bead;
@ -149,7 +149,7 @@ PDFActionPtr PDFAction::parseImpl(const PDFDocument* document, PDFObject object,
const bool isSynchronous = loader.readBooleanFromDictionary(dictionary, "Synchronous", false);
const bool isRepeat = loader.readBooleanFromDictionary(dictionary, "Repeat", false);
const bool isMix = loader.readBooleanFromDictionary(dictionary, "Mix", false);
return PDFActionPtr(new PDFActionSound(PDFSound::parse(document, dictionary->get("Sound")), volume, isSynchronous, isRepeat, isMix));
return PDFActionPtr(new PDFActionSound(PDFSound::parse(storage, dictionary->get("Sound")), volume, isSynchronous, isRepeat, isMix));
}
else if (name == "Movie")
{
@ -220,7 +220,7 @@ PDFActionPtr PDFAction::parseImpl(const PDFDocument* document, PDFObject object,
const bool isRadioButtonsPreserved = loader.readBooleanFromDictionary(dictionary, "PreserveRB", true);
PDFActionSetOCGState::StateChangeItems items;
PDFObject stateArrayObject = document->getObject(dictionary->get("State"));
PDFObject stateArrayObject = storage->getObject(dictionary->get("State"));
if (stateArrayObject.isArray())
{
constexpr const std::array<std::pair<const char*, PDFActionSetOCGState::SwitchType>, 3> types = {
@ -258,23 +258,23 @@ PDFActionPtr PDFAction::parseImpl(const PDFDocument* document, PDFObject object,
if (dictionary->hasKey("R"))
{
rendition = PDFRendition::parse(document, dictionary->get("R"));
rendition = PDFRendition::parse(storage, dictionary->get("R"));
}
PDFObject javascriptObject = document->getObject(dictionary->get("JS"));
PDFObject javascriptObject = storage->getObject(dictionary->get("JS"));
if (javascriptObject.isString())
{
javascript = PDFEncoding::convertTextString(javascriptObject.getString());
}
else if (javascriptObject.isStream())
{
javascript = PDFEncoding::convertTextString(document->getDecodedStream(javascriptObject.getStream()));
javascript = PDFEncoding::convertTextString(storage->getDecodedStream(javascriptObject.getStream()));
}
return PDFActionPtr(new PDFActionRendition(qMove(rendition), annotation, operation, qMove(javascript)));
}
else if (name == "Trans")
{
return PDFActionPtr(new PDFActionTransition(PDFPageTransition::parse(document, dictionary->get("Trans"))));
return PDFActionPtr(new PDFActionTransition(PDFPageTransition::parse(storage, dictionary->get("Trans"))));
}
else if (name == "GoTo3DView")
{
@ -283,14 +283,14 @@ PDFActionPtr PDFAction::parseImpl(const PDFDocument* document, PDFObject object,
else if (name == "JavaScript")
{
QByteArray textJavaScript;
const PDFObject& javaScriptObject = document->getObject(dictionary->get("JS"));
const PDFObject& javaScriptObject = storage->getObject(dictionary->get("JS"));
if (javaScriptObject.isString())
{
textJavaScript = javaScriptObject.getString();
}
else if (javaScriptObject.isStream())
{
textJavaScript = document->getDecodedStream(javaScriptObject.getStream());
textJavaScript = storage->getDecodedStream(javaScriptObject.getStream());
}
return PDFActionPtr(new PDFActionJavaScript(PDFEncoding::convertTextString(textJavaScript)));
}
@ -311,10 +311,10 @@ void PDFAction::fillActionList(std::vector<const PDFAction*>& actionList) const
}
}
PDFDestination PDFDestination::parse(const PDFDocument* document, PDFObject object)
PDFDestination PDFDestination::parse(const PDFObjectStorage* storage, PDFObject object)
{
PDFDestination result;
object = document->getObject(object);
object = storage->getObject(object);
if (object.isName() || object.isString())
{
@ -330,7 +330,7 @@ PDFDestination PDFDestination::parse(const PDFDocument* document, PDFObject obje
return result;
}
PDFDocumentDataLoaderDecorator loader(document);
PDFDocumentDataLoaderDecorator loader(storage);
// First parse page number/page index
PDFObject pageNumberObject = array->getItem(0);