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104 lines
4.7 KiB
C++
104 lines
4.7 KiB
C++
/*
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==============================================================================
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This file is part of the JUCE framework.
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Copyright (c) Raw Material Software Limited
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JUCE is an open source framework subject to commercial or open source
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licensing.
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By downloading, installing, or using the JUCE framework, or combining the
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JUCE framework with any other source code, object code, content or any other
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copyrightable work, you agree to the terms of the JUCE End User Licence
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Agreement, and all incorporated terms including the JUCE Privacy Policy and
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the JUCE Website Terms of Service, as applicable, which will bind you. If you
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do not agree to the terms of these agreements, we will not license the JUCE
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framework to you, and you must discontinue the installation or download
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process and cease use of the JUCE framework.
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JUCE End User Licence Agreement: https://juce.com/legal/juce-8-licence/
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JUCE Privacy Policy: https://juce.com/juce-privacy-policy
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JUCE Website Terms of Service: https://juce.com/juce-website-terms-of-service/
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Or:
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You may also use this code under the terms of the AGPLv3:
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https://www.gnu.org/licenses/agpl-3.0.en.html
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THE JUCE FRAMEWORK IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL
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WARRANTIES, WHETHER EXPRESSED OR IMPLIED, INCLUDING WARRANTY OF
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MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, ARE DISCLAIMED.
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==============================================================================
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*/
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namespace juce
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{
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AudioParameterBool::AudioParameterBool (const ParameterID& idToUse,
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const String& nameToUse,
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bool def,
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const AudioParameterBoolAttributes& attributes)
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: RangedAudioParameter (idToUse, nameToUse, attributes.getAudioProcessorParameterWithIDAttributes()),
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value (def ? 1.0f : 0.0f),
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valueDefault (def),
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stringFromBoolFunction (attributes.getStringFromValueFunction() != nullptr
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? attributes.getStringFromValueFunction()
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: [] (bool v, int) { return v ? TRANS ("On") : TRANS ("Off"); }),
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boolFromStringFunction (attributes.getValueFromStringFunction() != nullptr
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? attributes.getValueFromStringFunction()
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: [] (const String& text)
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{
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static const StringArray onStrings { TRANS ("on"), TRANS ("yes"), TRANS ("true") };
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static const StringArray offStrings { TRANS ("off"), TRANS ("no"), TRANS ("false") };
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String lowercaseText (text.toLowerCase());
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for (auto& testText : onStrings)
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if (lowercaseText == testText)
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return true;
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for (auto& testText : offStrings)
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if (lowercaseText == testText)
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return false;
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return text.getIntValue() != 0;
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})
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{
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}
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AudioParameterBool::~AudioParameterBool()
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{
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#if __cpp_lib_atomic_is_always_lock_free
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static_assert (std::atomic<float>::is_always_lock_free,
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"AudioParameterBool requires a lock-free std::atomic<float>");
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#endif
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}
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float AudioParameterBool::getValue() const { return value; }
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void AudioParameterBool::setValue (float newValue) { value = newValue; valueChanged (get()); }
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float AudioParameterBool::getDefaultValue() const { return valueDefault; }
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int AudioParameterBool::getNumSteps() const { return 2; }
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bool AudioParameterBool::isDiscrete() const { return true; }
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bool AudioParameterBool::isBoolean() const { return true; }
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void AudioParameterBool::valueChanged (bool) {}
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float AudioParameterBool::getValueForText (const String& text) const
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{
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return boolFromStringFunction (text) ? 1.0f : 0.0f;
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}
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String AudioParameterBool::getText (float v, int maximumLength) const
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{
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return stringFromBoolFunction (v >= 0.5f, maximumLength);
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}
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AudioParameterBool& AudioParameterBool::operator= (bool newValue)
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{
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if (get() != newValue)
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setValueNotifyingHost (newValue ? 1.0f : 0.0f);
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return *this;
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}
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} // namespace juce
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