forked from mia/Aegisub
83 lines
3.2 KiB
C++
83 lines
3.2 KiB
C++
// Copyright (c) 2009-2010, Niels Martin Hansen
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are met:
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//
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// * Redistributions of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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// * Neither the name of the Aegisub Group nor the names of its contributors
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// may be used to endorse or promote products derived from this software
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// without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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// POSSIBILITY OF SUCH DAMAGE.
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//
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// Aegisub Project http://www.aegisub.org/
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//
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// $Id$
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/// @file audio_colorscheme.cpp
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/// @ingroup audio_ui
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///
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/// Manage colour schemes for the audio display
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#include "config.h"
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#ifndef AGI_PRE
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#include <algorithm>
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#endif
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#include "audio_colorscheme.h"
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#include "audio_rendering_style.h"
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#include "colorspace.h"
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#include "main.h"
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#include <libaegisub/exception.h>
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AudioColorScheme::AudioColorScheme(int prec, std::string const& scheme_name, int audio_rendering_style)
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: palette((3<<prec) + 3)
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, factor(1<<prec)
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{
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std::string opt_base = "Colour/Schemes/" + scheme_name + "/";
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switch (static_cast<AudioRenderingStyle>(audio_rendering_style))
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{
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case AudioStyle_Normal: opt_base += "Normal/"; break;
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case AudioStyle_Inactive: opt_base += "Inactive/"; break;
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case AudioStyle_Active: opt_base += "Active/"; break;
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case AudioStyle_Selected: opt_base += "Selected/"; break;
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default: throw agi::InternalError("Unknown audio rendering styling", 0);
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}
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double h_base = OPT_GET(opt_base + "Hue Offset")->GetDouble();
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double h_scale = OPT_GET(opt_base + "Hue Scale")->GetDouble();
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double s_base = OPT_GET(opt_base + "Saturation Offset")->GetDouble();
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double s_scale = OPT_GET(opt_base + "Saturation Scale")->GetDouble();
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double l_base = OPT_GET(opt_base + "Lightness Offset")->GetDouble();
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double l_scale = OPT_GET(opt_base + "Lightness Scale")->GetDouble();
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for (size_t i = 0; i <= factor; ++i)
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{
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float t = (float)i / factor;
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hsl_to_rgb(
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mid<int>(0, h_base + t * h_scale, 255),
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mid<int>(0, s_base + t * s_scale, 255),
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mid<int>(0, l_base + t * l_scale, 255),
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&palette[i * 3 + 0],
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&palette[i * 3 + 1],
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&palette[i * 3 + 2]);
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}
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}
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