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Performance bugfixes

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Jakub Melka
2018-12-01 12:36:25 +01:00
parent 26a2a8deb5
commit bc8617751e
3 changed files with 50 additions and 6 deletions
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28
PdfForQtLib/sources/pdfobject.h
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@@ -47,6 +47,9 @@ public:
/// Equals operator. Returns true, if content of this object is
/// equal to the content of the other object.
virtual bool equals(const PDFObjectContent* other) const = 0;
/// Optimizes memory consumption of this object
virtual void optimize() = 0;
};
class PDFFORQTLIBSHARED_EXPORT PDFObject
@@ -133,22 +136,22 @@ public:
static inline PDFObject createReal(PDFReal value) { return PDFObject(Type::Real, value); }
/// Creates a name object
static inline PDFObject createName(PDFObjectContentPointer&& value) { return PDFObject(Type::Name, std::move(value)); }
static inline PDFObject createName(PDFObjectContentPointer&& value) { value->optimize(); return PDFObject(Type::Name, std::move(value)); }
/// Creates a reference object
static inline PDFObject createReference(const PDFObjectReference& reference) { return PDFObject(Type::Reference, reference); }
/// Creates a string object
static inline PDFObject createString(PDFObjectContentPointer&& value) { return PDFObject(Type::String, std::move(value)); }
static inline PDFObject createString(PDFObjectContentPointer&& value) { value->optimize(); return PDFObject(Type::String, std::move(value)); }
/// Creates an array object
static inline PDFObject createArray(PDFObjectContentPointer&& value) { return PDFObject(Type::Array, std::move(value)); }
static inline PDFObject createArray(PDFObjectContentPointer&& value) { value->optimize(); return PDFObject(Type::Array, std::move(value)); }
/// Creates a dictionary object
static inline PDFObject createDictionary(PDFObjectContentPointer&& value) { return PDFObject(Type::Dictionary, std::move(value)); }
static inline PDFObject createDictionary(PDFObjectContentPointer&& value) { value->optimize(); return PDFObject(Type::Dictionary, std::move(value)); }
/// Creates a stream object
static inline PDFObject createStream(PDFObjectContentPointer&& value) { return PDFObject(Type::Stream, std::move(value)); }
static inline PDFObject createStream(PDFObjectContentPointer&& value) { value->optimize(); return PDFObject(Type::Stream, std::move(value)); }
private:
template<typename T>
@@ -183,6 +186,9 @@ public:
const QByteArray& getString() const { return m_string; }
void setString(const QByteArray &getString);
/// Optimizes the string for memory consumption
virtual void optimize() override;
private:
QByteArray m_string;
};
@@ -209,6 +215,9 @@ public:
/// Appends object to the end of object list
void appendItem(PDFObject object);
/// Optimizes the array for memory consumption
virtual void optimize() override;
private:
std::vector<PDFObject> m_objects;
};
@@ -265,6 +274,9 @@ public:
/// \param index Zero-based index of value in the dictionary
const PDFObject& getValue(size_t index) const { return m_dictionary[index].second; }
/// Optimizes the dictionary for memory consumption
virtual void optimize() override;
private:
/// Finds an item in the dictionary array, if the item is not in the dictionary,
/// then end iterator is returned.
@@ -299,6 +311,12 @@ public:
/// Returns dictionary for this content stream
const PDFDictionary* getDictionary() const { return &m_dictionary; }
/// Optimizes the stream for memory consumption
virtual void optimize() override { m_dictionary.optimize(); m_content.shrink_to_fit(); }
/// Returns content of the stream
const QByteArray* getContent() const { return &m_content; }
private:
PDFDictionary m_dictionary;
QByteArray m_content;