abstractcolumnframerenderer.h

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/*
    This file is part of the Okteta Kasten module, made within the KDE community.

    Copyright 2003,2008 Friedrich W. H. Kossebau <kossebau@kde.org>

    This library 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; either
    version 2.1 of the License, or (at your option) version 3, or any
    later version accepted by the membership of KDE e.V. (or its
    successor approved by the membership of KDE e.V.), which shall
    act as a proxy defined in Section 6 of version 3 of the license.

    This library 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 library. If not, see <http://www.gnu.org/licenses/>.
*/

#ifndef ABSTRACTCOLUMNFRAMERENDERER_H
#define ABSTRACTCOLUMNFRAMERENDERER_H


// lib
#include "abstractframerenderer.h"
// Okteta gui
#include <kadds.h>
#include <line.h>
// Okteta core
#include <addressrange.h>
// Qt
#include <QtCore/QList>

namespace Okteta {
class AbstractColumnRenderer;
}


class AbstractColumnFrameRendererPrivate;

class AbstractColumnFrameRenderer : public AbstractFrameRenderer
{
  public:
    AbstractColumnFrameRenderer();
    virtual ~AbstractColumnFrameRenderer();

  public: // AbstractFrameRenderer API
//     virtual int height() const;
//     virtual int width() const;
    virtual void renderFrame( QPainter* painter, int frameIndex );

  public: // data-wise sizes
    Okteta::LineSize noOfLines() const;
    Okteta::LineSize noOfLinesPerFrame() const;

  public: // pixel-wise sizes
    Okteta::PixelY lineHeight() const;
    Okteta::PixelX columnsWidth() const;
    Okteta::PixelY columnsHeight() const;

  public:
    void setColumnsPos( Okteta::PixelX x, Okteta::PixelY y );

  protected: // our API
    virtual void drawEmptyArea( QPainter* painter, int cx, int cy, int cw, int ch );

  protected: //
    virtual void setLineHeight( Okteta::PixelY NewLineHeight );
    virtual void setNoOfLines( Okteta::LineSize NewNoOfLines );

  protected:
    void addColumn( Okteta::AbstractColumnRenderer* column );
    void removeColumn( Okteta::AbstractColumnRenderer* column );

  protected: // recalculations
    void updateWidths();

  private:
    AbstractColumnFrameRendererPrivate* const d;
};

#endif