Aegisub/aegisub/src/audio_rendering_style.h

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2.8 KiB
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// Copyright (c) 2010, Niels Martin Hansen
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// * Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
// * Neither the name of the Aegisub Group nor the names of its contributors
// may be used to endorse or promote products derived from this software
// without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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// Aegisub Project http://www.aegisub.org/
/// @brief Styles audio may be rendered in
///
/// The constants are ordered by priority:
/// Primary has highest priority and should overlap selected, which should
/// overlap inactive, which should overlap normal regions.
enum AudioRenderingStyle {
/// Regular audio with no special properties
AudioStyle_Normal = 0,
/// Audio belonging to objects that are not part of the current selection
AudioStyle_Inactive,
/// Audio belonging to objects that are part of the current selection,
/// but not the primary work rage
AudioStyle_Selected,
/// Primary selection for work, usually coinciding with the primary playback range
AudioStyle_Primary,
/// Number of audio styles
AudioStyle_MAX
};
/// @class AudioRenderingStyleRanges
/// @brief Abstract container for ranges of audio rendering styles
///
/// Interface for producers of audio rendering ranges, consumers should
/// implement this interface for objects to pass to producers.
class AudioRenderingStyleRanges {
protected:
~AudioRenderingStyleRanges() { }
public:
/// @brief Add a range to the line
/// @param start First milisecond in range
/// @param end One past last milisecond in range
/// @param style Style of the range added
virtual void AddRange(int start, int end, AudioRenderingStyle style) = 0;
};