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****************************************************************************/

#ifndef QMLVISITOR_H
#define QMLVISITOR_H

#include <QString>
#include "private/qdeclarativejsastvisitor_p.h"
#include "node.h"
#include "tree.h"

QT_BEGIN_NAMESPACE

class QmlMarkupVisitor : public QDeclarativeJS::AST::Visitor
{
public:
    enum ExtraType{
        Comment,
        Pragma
    };

    QmlMarkupVisitor(const QString &code,
                     const QList<QDeclarativeJS::AST::SourceLocation> &pragmas,
                     QDeclarativeJS::Engine *engine);
    virtual ~QmlMarkupVisitor();

    QString markedUpCode();

    virtual bool visit(QDeclarativeJS::AST::UiImport *);
    virtual void endVisit(QDeclarativeJS::AST::UiImport *);

    virtual bool visit(QDeclarativeJS::AST::UiPublicMember *);
    virtual bool visit(QDeclarativeJS::AST::UiObjectDefinition *);

    virtual bool visit(QDeclarativeJS::AST::UiObjectInitializer *);
    virtual void endVisit(QDeclarativeJS::AST::UiObjectInitializer *);

    virtual bool visit(QDeclarativeJS::AST::UiObjectBinding *);
    virtual bool visit(QDeclarativeJS::AST::UiScriptBinding *);
    virtual bool visit(QDeclarativeJS::AST::UiArrayBinding *);
    virtual bool visit(QDeclarativeJS::AST::UiArrayMemberList *);
    virtual bool visit(QDeclarativeJS::AST::UiQualifiedId *);

    virtual bool visit(QDeclarativeJS::AST::UiSignature *);
    virtual void endVisit(QDeclarativeJS::AST::UiSignature *);

    virtual bool visit(QDeclarativeJS::AST::UiFormal *);
    virtual bool visit(QDeclarativeJS::AST::ThisExpression *);
    virtual bool visit(QDeclarativeJS::AST::IdentifierExpression *);
    virtual bool visit(QDeclarativeJS::AST::NullExpression *);
    virtual bool visit(QDeclarativeJS::AST::TrueLiteral *);
    virtual bool visit(QDeclarativeJS::AST::FalseLiteral *);
    virtual bool visit(QDeclarativeJS::AST::NumericLiteral *);
    virtual bool visit(QDeclarativeJS::AST::StringLiteral *);
    virtual bool visit(QDeclarativeJS::AST::RegExpLiteral *);
    virtual bool visit(QDeclarativeJS::AST::ArrayLiteral *);

    virtual bool visit(QDeclarativeJS::AST::ObjectLiteral *);
    virtual void endVisit(QDeclarativeJS::AST::ObjectLiteral *);

    virtual bool visit(QDeclarativeJS::AST::ElementList *);
    virtual bool visit(QDeclarativeJS::AST::Elision *);
    virtual bool visit(QDeclarativeJS::AST::PropertyNameAndValueList *);
    virtual bool visit(QDeclarativeJS::AST::ArrayMemberExpression *);
    virtual bool visit(QDeclarativeJS::AST::FieldMemberExpression *);
    virtual bool visit(QDeclarativeJS::AST::NewMemberExpression *);
    virtual bool visit(QDeclarativeJS::AST::NewExpression *);
    virtual bool visit(QDeclarativeJS::AST::ArgumentList *);
    virtual bool visit(QDeclarativeJS::AST::PostIncrementExpression *);
    virtual bool visit(QDeclarativeJS::AST::PostDecrementExpression *);
    virtual bool visit(QDeclarativeJS::AST::DeleteExpression *);
    virtual bool visit(QDeclarativeJS::AST::VoidExpression *);
    virtual bool visit(QDeclarativeJS::AST::TypeOfExpression *);
    virtual bool visit(QDeclarativeJS::AST::PreIncrementExpression *);
    virtual bool visit(QDeclarativeJS::AST::PreDecrementExpression *);
    virtual bool visit(QDeclarativeJS::AST::UnaryPlusExpression *);
    virtual bool visit(QDeclarativeJS::AST::UnaryMinusExpression *);
    virtual bool visit(QDeclarativeJS::AST::TildeExpression *);
    virtual bool visit(QDeclarativeJS::AST::NotExpression *);
    virtual bool visit(QDeclarativeJS::AST::BinaryExpression *);
    virtual bool visit(QDeclarativeJS::AST::ConditionalExpression *);
    virtual bool visit(QDeclarativeJS::AST::Expression *);

    virtual bool visit(QDeclarativeJS::AST::Block *);
    virtual void endVisit(QDeclarativeJS::AST::Block *);

    virtual bool visit(QDeclarativeJS::AST::VariableStatement *);
    virtual bool visit(QDeclarativeJS::AST::VariableDeclarationList *);
    virtual bool visit(QDeclarativeJS::AST::VariableDeclaration *);
    virtual bool visit(QDeclarativeJS::AST::EmptyStatement *);
    virtual bool visit(QDeclarativeJS::AST::ExpressionStatement *);
    virtual bool visit(QDeclarativeJS::AST::IfStatement *);
    virtual bool visit(QDeclarativeJS::AST::DoWhileStatement *);
    virtual bool visit(QDeclarativeJS::AST::WhileStatement *);
    virtual bool visit(QDeclarativeJS::AST::ForStatement *);
    virtual bool visit(QDeclarativeJS::AST::LocalForStatement *);
    virtual bool visit(QDeclarativeJS::AST::ForEachStatement *);
    virtual bool visit(QDeclarativeJS::AST::LocalForEachStatement *);
    virtual bool visit(QDeclarativeJS::AST::ContinueStatement *);
    virtual bool visit(QDeclarativeJS::AST::BreakStatement *);
    virtual bool visit(QDeclarativeJS::AST::ReturnStatement *);
    virtual bool visit(QDeclarativeJS::AST::WithStatement *);

    virtual bool visit(QDeclarativeJS::AST::CaseBlock *);
    virtual void endVisit(QDeclarativeJS::AST::CaseBlock *);

    virtual bool visit(QDeclarativeJS::AST::SwitchStatement *);
    virtual bool visit(QDeclarativeJS::AST::CaseClause *);
    virtual bool visit(QDeclarativeJS::AST::DefaultClause *);
    virtual bool visit(QDeclarativeJS::AST::LabelledStatement *);
    virtual bool visit(QDeclarativeJS::AST::ThrowStatement *);
    virtual bool visit(QDeclarativeJS::AST::TryStatement *);
    virtual bool visit(QDeclarativeJS::AST::Catch *);
    virtual bool visit(QDeclarativeJS::AST::Finally *);
    virtual bool visit(QDeclarativeJS::AST::FunctionDeclaration *);
    virtual bool visit(QDeclarativeJS::AST::FunctionExpression *);
    virtual bool visit(QDeclarativeJS::AST::FormalParameterList *);
    virtual bool visit(QDeclarativeJS::AST::DebuggerStatement *);

protected:
    QString protect(const QString &string);

private:
    void addExtra(quint32 start, quint32 finish);
    void addMarkedUpToken(QDeclarativeJS::AST::SourceLocation &location,
                          const QString &text);
    void addVerbatim(QDeclarativeJS::AST::SourceLocation first,
                     QDeclarativeJS::AST::SourceLocation last = QDeclarativeJS::AST::SourceLocation());
    QString sourceText(QDeclarativeJS::AST::SourceLocation &location);

    QDeclarativeJS::Engine *engine;
    QList<ExtraType> extraTypes;
    QList<QDeclarativeJS::AST::SourceLocation> extraLocations;
    QString source;
    QString output;
    quint32 cursor;
    int extraIndex;
};

QT_END_NAMESPACE

#endif