/*
* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
* All rights reserved.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, version 2.1 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program.  If not,
* see "http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html/".
*
* Description:
*
*/

#ifndef __GINEBRA_TEXTEDITITEM_H__
#define __GINEBRA_TEXTEDITITEM_H__

#include <QtGui>
#include "NativeChromeItem.h"

class QGraphicsTextItem;

namespace GVA {

  class EditorWidget : public QGraphicsTextItem
  {
   Q_OBJECT
  public:
    EditorWidget(QGraphicsItem* parent);
    virtual ~EditorWidget(){;}
    virtual void paint(QPainter* painter, const QStyleOptionGraphicsItem * option, QWidget* widget);
    void setText(const QString& text, bool html=false);
  signals:
    void cursorXChanged(qreal newx, qreal oldx);
  protected:
    virtual void keyPressEvent(QKeyEvent *event);
  private:
    qreal cursorX();
    QTextLine m_textLine;
  };

  class TextEditItem : public NativeChromeItem
  {
    Q_OBJECT
  public:
    TextEditItem(ChromeSnippet * snippet, QGraphicsItem* parent = 0);
    virtual ~TextEditItem();
    virtual void paint(QPainter* painter, const QStyleOptionGraphicsItem * option, QWidget* widget);
    virtual bool eventFilter( QObject * obj, QEvent *ev);
  public slots:
    QString text();
    void setText(const QString & text);
  signals:
    void activated();
  protected:
    virtual void resizeEvent(QGraphicsSceneResizeEvent * ev);
  private slots:
    //void onCursorPositionChanged(const QTextCursor& cursor);
    void onCursorXChanged(qreal newx, qreal oldx);
  private:
    void internalScroll(qreal deltaX);
    EditorWidget * m_editor;
    QPainterPath m_background;
    QColor m_textColor;
    QColor m_backgroundColor;
    int m_padding;
    int m_border;
    QColor m_borderColor;
    QGraphicsDropShadowEffect * m_shadow;
    QTextOption m_textOption;
    qreal m_textWidth;
    qreal m_viewPortWidth;
    QTextCursor m_cursor;
    qreal m_scrollPos;
    QGraphicsWidget * m_viewPort;
  };

} // end of namespace GVA

#endif // __GINEBRA_PROGRESSSNIPPET_H__