136 lines
5.3 KiB
C++
136 lines
5.3 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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#pragma once
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#include "../UI/PluginWindow.h"
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//==============================================================================
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/** A type that encapsulates a PluginDescription and some preferences regarding
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how plugins of that description should be instantiated.
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*/
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struct PluginDescriptionAndPreference
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{
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enum class UseARA { no, yes };
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PluginDescriptionAndPreference() = default;
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explicit PluginDescriptionAndPreference (PluginDescription pd)
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: pluginDescription (std::move (pd)),
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useARA (pluginDescription.hasARAExtension ? PluginDescriptionAndPreference::UseARA::yes
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: PluginDescriptionAndPreference::UseARA::no)
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{}
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PluginDescriptionAndPreference (PluginDescription pd, UseARA ara)
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: pluginDescription (std::move (pd)), useARA (ara)
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{}
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PluginDescription pluginDescription;
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UseARA useARA = UseARA::no;
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};
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//==============================================================================
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/**
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A collection of plugins and some connections between them.
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*/
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class PluginGraph final : public FileBasedDocument,
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public AudioProcessorListener,
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private ChangeListener
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{
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public:
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//==============================================================================
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PluginGraph (AudioPluginFormatManager&, KnownPluginList&);
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~PluginGraph() override;
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//==============================================================================
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using NodeID = AudioProcessorGraph::NodeID;
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void addPlugin (const PluginDescriptionAndPreference&, Point<double>);
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AudioProcessorGraph::Node::Ptr getNodeForName (const String& name) const;
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void setNodePosition (NodeID, Point<double>);
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Point<double> getNodePosition (NodeID) const;
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//==============================================================================
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void clear();
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PluginWindow* getOrCreateWindowFor (AudioProcessorGraph::Node*, PluginWindow::Type);
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void closeCurrentlyOpenWindowsFor (AudioProcessorGraph::NodeID);
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bool closeAnyOpenPluginWindows();
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//==============================================================================
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void audioProcessorParameterChanged (AudioProcessor*, int, float) override {}
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void audioProcessorChanged (AudioProcessor*, const ChangeDetails&) override { changed(); }
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//==============================================================================
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std::unique_ptr<XmlElement> createXml() const;
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void restoreFromXml (const XmlElement&);
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static const char* getFilenameSuffix() { return ".filtergraph"; }
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static const char* getFilenameWildcard() { return "*.filtergraph"; }
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//==============================================================================
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void newDocument();
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String getDocumentTitle() override;
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Result loadDocument (const File& file) override;
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Result saveDocument (const File& file) override;
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File getLastDocumentOpened() override;
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void setLastDocumentOpened (const File& file) override;
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static File getDefaultGraphDocumentOnMobile();
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//==============================================================================
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AudioProcessorGraph graph;
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private:
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//==============================================================================
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AudioPluginFormatManager& formatManager;
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KnownPluginList& knownPlugins;
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OwnedArray<PluginWindow> activePluginWindows;
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ScopedMessageBox messageBox;
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NodeID lastUID;
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NodeID getNextUID() noexcept;
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void createNodeFromXml (const XmlElement&);
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void addPluginCallback (std::unique_ptr<AudioPluginInstance>,
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const String& error,
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Point<double>,
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PluginDescriptionAndPreference::UseARA useARA);
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void changeListenerCallback (ChangeBroadcaster*) override;
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JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (PluginGraph)
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};
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