2025-10-22 09:20:23 +02:00

136 lines
5.3 KiB
C++

/*
==============================================================================
This file is part of the JUCE framework.
Copyright (c) Raw Material Software Limited
JUCE is an open source framework subject to commercial or open source
licensing.
By downloading, installing, or using the JUCE framework, or combining the
JUCE framework with any other source code, object code, content or any other
copyrightable work, you agree to the terms of the JUCE End User Licence
Agreement, and all incorporated terms including the JUCE Privacy Policy and
the JUCE Website Terms of Service, as applicable, which will bind you. If you
do not agree to the terms of these agreements, we will not license the JUCE
framework to you, and you must discontinue the installation or download
process and cease use of the JUCE framework.
JUCE End User Licence Agreement: https://juce.com/legal/juce-8-licence/
JUCE Privacy Policy: https://juce.com/juce-privacy-policy
JUCE Website Terms of Service: https://juce.com/juce-website-terms-of-service/
Or:
You may also use this code under the terms of the AGPLv3:
https://www.gnu.org/licenses/agpl-3.0.en.html
THE JUCE FRAMEWORK IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL
WARRANTIES, WHETHER EXPRESSED OR IMPLIED, INCLUDING WARRANTY OF
MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, ARE DISCLAIMED.
==============================================================================
*/
#pragma once
#include "../UI/PluginWindow.h"
//==============================================================================
/** A type that encapsulates a PluginDescription and some preferences regarding
how plugins of that description should be instantiated.
*/
struct PluginDescriptionAndPreference
{
enum class UseARA { no, yes };
PluginDescriptionAndPreference() = default;
explicit PluginDescriptionAndPreference (PluginDescription pd)
: pluginDescription (std::move (pd)),
useARA (pluginDescription.hasARAExtension ? PluginDescriptionAndPreference::UseARA::yes
: PluginDescriptionAndPreference::UseARA::no)
{}
PluginDescriptionAndPreference (PluginDescription pd, UseARA ara)
: pluginDescription (std::move (pd)), useARA (ara)
{}
PluginDescription pluginDescription;
UseARA useARA = UseARA::no;
};
//==============================================================================
/**
A collection of plugins and some connections between them.
*/
class PluginGraph final : public FileBasedDocument,
public AudioProcessorListener,
private ChangeListener
{
public:
//==============================================================================
PluginGraph (AudioPluginFormatManager&, KnownPluginList&);
~PluginGraph() override;
//==============================================================================
using NodeID = AudioProcessorGraph::NodeID;
void addPlugin (const PluginDescriptionAndPreference&, Point<double>);
AudioProcessorGraph::Node::Ptr getNodeForName (const String& name) const;
void setNodePosition (NodeID, Point<double>);
Point<double> getNodePosition (NodeID) const;
//==============================================================================
void clear();
PluginWindow* getOrCreateWindowFor (AudioProcessorGraph::Node*, PluginWindow::Type);
void closeCurrentlyOpenWindowsFor (AudioProcessorGraph::NodeID);
bool closeAnyOpenPluginWindows();
//==============================================================================
void audioProcessorParameterChanged (AudioProcessor*, int, float) override {}
void audioProcessorChanged (AudioProcessor*, const ChangeDetails&) override { changed(); }
//==============================================================================
std::unique_ptr<XmlElement> createXml() const;
void restoreFromXml (const XmlElement&);
static const char* getFilenameSuffix() { return ".filtergraph"; }
static const char* getFilenameWildcard() { return "*.filtergraph"; }
//==============================================================================
void newDocument();
String getDocumentTitle() override;
Result loadDocument (const File& file) override;
Result saveDocument (const File& file) override;
File getLastDocumentOpened() override;
void setLastDocumentOpened (const File& file) override;
static File getDefaultGraphDocumentOnMobile();
//==============================================================================
AudioProcessorGraph graph;
private:
//==============================================================================
AudioPluginFormatManager& formatManager;
KnownPluginList& knownPlugins;
OwnedArray<PluginWindow> activePluginWindows;
ScopedMessageBox messageBox;
NodeID lastUID;
NodeID getNextUID() noexcept;
void createNodeFromXml (const XmlElement&);
void addPluginCallback (std::unique_ptr<AudioPluginInstance>,
const String& error,
Point<double>,
PluginDescriptionAndPreference::UseARA useARA);
void changeListenerCallback (ChangeBroadcaster*) override;
JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (PluginGraph)
};