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#ifndef QMLGRAPHICSTEXTINPUT_H
#define QMLGRAPHICSTEXTINPUT_H

#include "qmlgraphicstext_p.h"
#include "qmlgraphicspainteditem_p.h"

#include <QGraphicsSceneMouseEvent>
#include <QIntValidator>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Declarative)

class QmlGraphicsTextInputPrivate;
class QValidator;
class Q_DECLARATIVE_EXPORT QmlGraphicsTextInput : public QmlGraphicsPaintedItem
{
    Q_OBJECT
    Q_ENUMS(HAlignment)
    Q_ENUMS(EchoMode)

    Q_PROPERTY(QString text READ text WRITE setText NOTIFY textChanged)
    Q_PROPERTY(QColor color READ color WRITE setColor NOTIFY colorChanged)
    Q_PROPERTY(QColor selectionColor READ selectionColor WRITE setSelectionColor NOTIFY selectionColorChanged)
    Q_PROPERTY(QColor selectedTextColor READ selectedTextColor WRITE setSelectedTextColor NOTIFY selectedTextColorChanged)
    Q_PROPERTY(QFont font READ font WRITE setFont NOTIFY fontChanged)
    Q_PROPERTY(HAlignment horizontalAlignment READ hAlign WRITE setHAlign NOTIFY horizontalAlignmentChanged)

    Q_PROPERTY(bool readOnly READ isReadOnly WRITE setReadOnly NOTIFY readOnlyChanged)
    Q_PROPERTY(bool cursorVisible READ isCursorVisible WRITE setCursorVisible NOTIFY cursorVisibleChanged)
    Q_PROPERTY(int cursorPosition READ cursorPosition WRITE setCursorPosition NOTIFY cursorPositionChanged)
    Q_PROPERTY(QRect cursorRect READ cursorRect NOTIFY cursorPositionChanged)
    Q_PROPERTY(QmlComponent *cursorDelegate READ cursorDelegate WRITE setCursorDelegate NOTIFY cursorDelegateChanged)
    Q_PROPERTY(int selectionStart READ selectionStart WRITE setSelectionStart NOTIFY selectionStartChanged)
    Q_PROPERTY(int selectionEnd READ selectionEnd WRITE setSelectionEnd NOTIFY selectionEndChanged)
    Q_PROPERTY(QString selectedText READ selectedText NOTIFY selectedTextChanged)

    Q_PROPERTY(int maximumLength READ maxLength WRITE setMaxLength NOTIFY maximumLengthChanged)
    Q_PROPERTY(QValidator* validator READ validator WRITE setValidator NOTIFY validatorChanged)
    Q_PROPERTY(QString inputMask READ inputMask WRITE setInputMask NOTIFY inputMaskChanged)
    Q_PROPERTY(Qt::InputMethodHints inputMethodHints READ inputMethodHints WRITE setInputMethodHints)

    Q_PROPERTY(bool acceptableInput READ hasAcceptableInput NOTIFY acceptableInputChanged)
    Q_PROPERTY(EchoMode echoMode READ echoMode WRITE setEchoMode NOTIFY echoModeChanged)
    Q_PROPERTY(bool focusOnPress READ focusOnPress WRITE setFocusOnPress NOTIFY focusOnPressChanged)

public:
    QmlGraphicsTextInput(QmlGraphicsItem* parent=0);
    ~QmlGraphicsTextInput();

    enum EchoMode {//To match QLineEdit::EchoMode
        Normal,
        NoEcho,
        Password,
        PasswordEchoOnEdit
    };

    enum HAlignment {
        AlignLeft = Qt::AlignLeft,
        AlignRight = Qt::AlignRight,
        AlignHCenter = Qt::AlignHCenter
    };

    //### Should we have this function, x based properties,
    //### or copy TextEdit with x instead of QTextCursor?
    Q_INVOKABLE int xToPos(int x);

    QString text() const;
    void setText(const QString &);

    QFont font() const;
    void setFont(const QFont &font);

    QColor color() const;
    void setColor(const QColor &c);

    QColor selectionColor() const;
    void setSelectionColor(const QColor &c);

    QColor selectedTextColor() const;
    void setSelectedTextColor(const QColor &c);

    HAlignment hAlign() const;
    void setHAlign(HAlignment align);

    bool isReadOnly() const;
    void setReadOnly(bool);

    bool isCursorVisible() const;
    void setCursorVisible(bool on);

    int cursorPosition() const;
    void setCursorPosition(int cp);

    QRect cursorRect() const;

    int selectionStart() const;
    void setSelectionStart(int);

    int selectionEnd() const;
    void setSelectionEnd(int);

    QString selectedText() const;

    int maxLength() const;
    void setMaxLength(int ml);

    QValidator * validator() const;
    void setValidator(QValidator* v);

    QString inputMask() const;
    void setInputMask(const QString &im);

    EchoMode echoMode() const;
    void setEchoMode(EchoMode echo);

    QmlComponent* cursorDelegate() const;
    void setCursorDelegate(QmlComponent*);

    bool focusOnPress() const;
    void setFocusOnPress(bool);

    bool hasAcceptableInput() const;

    void drawContents(QPainter *p,const QRect &r);
    QVariant inputMethodQuery(Qt::InputMethodQuery property) const;

Q_SIGNALS:
    void textChanged();
    void cursorPositionChanged();
    void selectionStartChanged();
    void selectionEndChanged();
    void selectedTextChanged();
    void accepted();
    void acceptableInputChanged();
    void colorChanged(const QColor &color);
    void selectionColorChanged(const QColor &color);
    void selectedTextColorChanged(const QColor &color);
    void fontChanged(const QFont &font);
    void horizontalAlignmentChanged(HAlignment alignment);
    void readOnlyChanged(bool isReadOnly);
    void cursorVisibleChanged(bool isCursorVisible);
    void cursorDelegateChanged();
    void maximumLengthChanged(int maximumLength);
    void validatorChanged();
    void inputMaskChanged(const QString &inputMask);
    void echoModeChanged(EchoMode echoMode);
    void focusOnPressChanged(bool focusOnPress);

protected:
    virtual void geometryChanged(const QRectF &newGeometry,
                                 const QRectF &oldGeometry);

    void mousePressEvent(QGraphicsSceneMouseEvent *event);
    void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
    void keyPressEvent(QKeyEvent* ev);
    bool event(QEvent *e);

    void focusChanged(bool hasFocus);

public Q_SLOTS:
    void selectAll();

private Q_SLOTS:
    void updateSize(bool needsRedraw = true);
    void q_textChanged();
    void selectionChanged();
    void createCursor();
    void moveCursor();
    void cursorPosChanged();
    void updateRect(const QRect &r = QRect());

private:
    Q_DECLARE_PRIVATE_D(QGraphicsItem::d_ptr.data(), QmlGraphicsTextInput)
};

QT_END_NAMESPACE

QML_DECLARE_TYPE(QmlGraphicsTextInput)
QML_DECLARE_TYPE(QValidator)
QML_DECLARE_TYPE(QIntValidator)
#if (QT_VERSION >= QT_VERSION_CHECK(4,7,0))
QML_DECLARE_TYPE(QDoubleValidator)
QML_DECLARE_TYPE(QRegExpValidator)
#endif

QT_END_HEADER

#endif // QMLGRAPHICSTEXTINPUT_H