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https://github.com/juce-framework/JUCE.git
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116 lines
3.9 KiB
C++
116 lines
3.9 KiB
C++
/*
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==============================================================================
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This file is part of the JUCE library.
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Copyright (c) 2017 - ROLI Ltd.
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JUCE is an open source library subject to commercial or open-source
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licensing.
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By using JUCE, you agree to the terms of both the JUCE 5 End-User License
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Agreement and JUCE 5 Privacy Policy (both updated and effective as of the
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27th April 2017).
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End User License Agreement: www.juce.com/juce-5-licence
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Privacy Policy: www.juce.com/juce-5-privacy-policy
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Or: You may also use this code under the terms of the GPL v3 (see
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www.gnu.org/licenses).
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JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
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EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
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DISCLAIMED.
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==============================================================================
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*/
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#pragma once
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#include "FilterGraph.h"
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//==============================================================================
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/**
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A panel that displays and edits a FilterGraph.
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*/
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class GraphEditorPanel : public Component,
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public ChangeListener
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{
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public:
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GraphEditorPanel (FilterGraph& graph);
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~GraphEditorPanel();
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void createNewPlugin (const PluginDescription&, Point<int> position);
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void paint (Graphics&) override;
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void mouseDown (const MouseEvent&) override;
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void resized() override;
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void changeListenerCallback (ChangeBroadcaster*) override;
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void updateComponents();
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//==============================================================================
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void beginConnectorDrag (AudioProcessorGraph::NodeAndChannel source,
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AudioProcessorGraph::NodeAndChannel dest,
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const MouseEvent&);
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void dragConnector (const MouseEvent&);
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void endDraggingConnector (const MouseEvent&);
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//==============================================================================
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FilterGraph& graph;
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private:
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struct FilterComponent;
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struct ConnectorComponent;
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struct PinComponent;
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OwnedArray<FilterComponent> nodes;
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OwnedArray<ConnectorComponent> connectors;
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ScopedPointer<ConnectorComponent> draggingConnector;
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FilterComponent* getComponentForFilter (AudioProcessorGraph::NodeID) const;
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ConnectorComponent* getComponentForConnection (const AudioProcessorGraph::Connection&) const;
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PinComponent* findPinAt (Point<float>) const;
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JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (GraphEditorPanel)
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};
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//==============================================================================
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/**
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A panel that embeds a GraphEditorPanel with a midi keyboard at the bottom.
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It also manages the graph itself, and plays it.
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*/
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class GraphDocumentComponent : public Component
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{
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public:
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GraphDocumentComponent (AudioPluginFormatManager& formatManager,
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AudioDeviceManager& deviceManager);
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~GraphDocumentComponent();
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//==============================================================================
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void createNewPlugin (const PluginDescription&, Point<int> position);
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void setDoublePrecision (bool doublePrecision);
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bool closeAnyOpenPluginWindows();
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//==============================================================================
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ScopedPointer<FilterGraph> graph;
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void resized();
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void unfocusKeyboardComponent();
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void releaseGraph();
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ScopedPointer<GraphEditorPanel> graphPanel;
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ScopedPointer<MidiKeyboardComponent> keyboardComp;
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private:
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//==============================================================================
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AudioDeviceManager& deviceManager;
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AudioProcessorPlayer graphPlayer;
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MidiKeyboardState keyState;
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struct TooltipBar;
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ScopedPointer<TooltipBar> statusBar;
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JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (GraphDocumentComponent)
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};
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