93 lines
2.5 KiB
C++
93 lines
2.5 KiB
C++
/**********************************************************************
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Audacity: A Digital Audio Editor
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LoadEffects.h
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Dominic Mazzoni
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**********************************************************************/
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#ifndef __AUDACITY_LOAD_EFFECTS__
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#define __AUDACITY_LOAD_EFFECTS__
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#include "audacity/ModuleInterface.h"
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#include <functional>
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#include <memory>
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#include <unordered_map>
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#include "../MemoryX.h"
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class Effect;
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///////////////////////////////////////////////////////////////////////////////
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//
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// BuiltinEffectsModule
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//
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///////////////////////////////////////////////////////////////////////////////
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class AUDACITY_DLL_API BuiltinEffectsModule final : public ModuleInterface
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{
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public:
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BuiltinEffectsModule(const wxString *path);
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virtual ~BuiltinEffectsModule();
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using Factory = std::function< std::unique_ptr<Effect> () >;
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// Typically you make a static object of this type in the .cpp file that
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// also implements the Effect subclass.
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template< typename Subclass >
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struct Registration final { Registration( bool excluded = false ) {
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DoRegistration(
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Subclass::Symbol, []{ return std::make_unique< Subclass >(); },
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excluded );
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} };
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// ComponentInterface implementation
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PluginPath GetPath() override;
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ComponentInterfaceSymbol GetSymbol() override;
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VendorSymbol GetVendor() override;
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wxString GetVersion() override;
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TranslatableString GetDescription() override;
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// ModuleInterface implementation
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bool Initialize() override;
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void Terminate() override;
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EffectFamilySymbol GetOptionalFamilySymbol() override;
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const FileExtensions &GetFileExtensions() override;
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FilePath InstallPath() override { return {}; }
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bool AutoRegisterPlugins(PluginManagerInterface & pm) override;
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PluginPaths FindPluginPaths(PluginManagerInterface & pm) override;
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unsigned DiscoverPluginsAtPath(
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const PluginPath & path, TranslatableString &errMsg,
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const RegistrationCallback &callback)
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override;
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bool IsPluginValid(const PluginPath & path, bool bFast) override;
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ComponentInterface *CreateInstance(const PluginPath & path) override;
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void DeleteInstance(ComponentInterface *instance) override;
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private:
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// BuiltinEffectModule implementation
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std::unique_ptr<Effect> Instantiate(const PluginPath & path);
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private:
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static void DoRegistration(
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const ComponentInterfaceSymbol &name, const Factory &factory,
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bool excluded );
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PluginPath mPath;
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struct Entry;
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using EffectHash = std::unordered_map< wxString, const Entry* > ;
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EffectHash mEffects;
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};
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#endif
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