volumeframe.h

来自「Linux下比较早的基于命令行的DVD播放器」· C头文件 代码 · 共 101 行

//
// Copyright (c) 2005 by Istv醤 V醨adi
//
// This file is part of dxr3Player, a DVD player written specifically 
// for the DXR3 (aka Hollywood+) decoder card.

// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

#ifndef OUTPUT_UNICHROME_OSD_VOLUMEFRAME_H
#define OUTPUT_UNICHROME_OSD_VOLUMEFRAME_H
//------------------------------------------------------------------------------

#include "Frame.h"

#include "ProgressField.h"

//------------------------------------------------------------------------------

namespace output { namespace unichrome { namespace osd {

//------------------------------------------------------------------------------

/**
 * Frame for the volume.
 */
class VolumeFrame : public Frame
{
public:
    /**
     * The width of the volume window.
     */
    static const size_t width = 500;

    /**
     * The height of the volume window.
     */
    static const size_t height = 85;

    /**
     * The bottom offset of the volume window.
     */
    static const size_t bottomOffset = 60;

    /**
     * The background color.
     */
    static const uint32_t backgroundColor = 0x00852363;

private:
    /**
     * Get the width of the value field.
     */
    static size_t getValueWidth(const RoundedField::Config& fieldConfig,
                                size_t width);

    /**
     * The progress field containing the volume value.
     */
    ProgressField volumeField;
    
    /**
     * The current volume.
     */
    unsigned currentVolume;

public:    
    /**
     * Construct the frame.
     */
    VolumeFrame(Config& config, ::unichrome::Window& displayWindow,
                RoundedField::Config& fieldConfig);
    
    /**
     * Set the volume.
     */
    void setVolume(unsigned volume);
};

//------------------------------------------------------------------------------

} /* namespace output::unichrome::osd */ } /* namespace output::unichrome */ } /* namespace output */

//------------------------------------------------------------------------------
#endif // OUTPUT_UNICHROME_OSD_VOLUMEFRAME_H

// Local variables:
// mode: c++
// End: