1 files changed, 65 insertions, 0 deletions
diff --git a/Src/replicant/metadata/ifc_metadata.h b/Src/replicant/metadata/ifc_metadata.h
new file mode 100644
index 00000000..039d69b6
--- /dev/null
+++ b/Src/replicant/metadata/ifc_metadata.h
@@ -0,0 +1,65 @@
+#pragma once
+#include "foundation/dispatch.h"
+#include "nx/nxstring.h"
+#include "nx/nxdata.h"
+#include "foundation/error.h"
+#include "metadata/MetadataKeys.h"
+#include "metadata/types.h"
+
+class NOVTABLE ifc_metadata : public Wasabi2::Dispatchable
+{
+protected:
+	ifc_metadata() : Dispatchable(DISPATCHABLE_VERSION) {}
+public:
+	virtual ~ifc_metadata() {}
+
+	enum
+	{
+		INDEX_DEFAULT = -1,
+	};
+
+	/* Fields */
+	ns_error_t GetField(int field, unsigned int index, nx_string_t *value) { return Metadata_GetField(field, index, value); }
+	ns_error_t GetInteger(int field, unsigned int index, int64_t *value) { return Metadata_GetInteger(field, index, value); }
+	ns_error_t GetReal(int field, unsigned int index, double *value) { return Metadata_GetReal(field, index, value); }
+
+	ns_error_t SetField(int field, unsigned int index, nx_string_t value) { return Metadata_SetField(field, index, value); }
+	ns_error_t SetInteger(int field, unsigned int index, int64_t value) { return Metadata_SetInteger(field, index, value); }
+	ns_error_t SetReal(int field, unsigned int index, double value) { return Metadata_SetReal(field, index, value); }
+
+	/* Art */
+	ns_error_t GetArtwork(int field, unsigned int index, artwork_t *artwork, data_flags_t flags=DATA_FLAG_ALL) { return Metadata_GetArtwork(field, index, artwork, flags); }
+
+	/* Binary Data */
+	ns_error_t GetBinary(int field, unsigned int index, nx_data_t *data) { return Metadata_GetBinary(field, index, data); }
+
+	/* sub-tracks */
+	ns_error_t GetMetadata(int field, unsigned int index, ifc_metadata **metadata) { return Metadata_GetMetadata(field, index, metadata); }
+
+	ns_error_t Serialize(nx_data_t *data) { return Metadata_Serialize(data); }
+
+	enum
+	{
+		DISPATCHABLE_VERSION,
+	};
+protected:
+	virtual ns_error_t WASABICALL Metadata_GetField(int field, unsigned int index, nx_string_t *value)=0;
+	virtual ns_error_t WASABICALL Metadata_GetInteger(int field, unsigned int index, int64_t *value)=0;
+	virtual ns_error_t WASABICALL Metadata_GetReal(int field, unsigned int index, double *value)=0;
+
+	virtual ns_error_t WASABICALL Metadata_SetField(int field, unsigned int index, nx_string_t value){ return NErr_NotImplemented; };
+	virtual ns_error_t WASABICALL Metadata_SetInteger(int field, unsigned int index, int64_t value){ return NErr_NotImplemented; };
+	virtual ns_error_t WASABICALL Metadata_SetReal(int field, unsigned int index, double value){ return NErr_NotImplemented; };
+
+	/* notes:
+	   passing NULL for any of the pointers (most notably, data) indicates that it's not needed
+		 width and height aren't guaranteed to be actually accurate.  they will be set only if it was marked in the file, otherwise they will be set to 0
+		 mime_type might also come back as 0 if it wasn't stored in the metadata.  and again, mime_type isn't guaranteed to be accurate
+		 for type, MetadataKeys::ALBUM is for album art.  use Metadata::UNKNOWN for unknown types, such as id3v2 tags with Picture types marked as "other" ($00)
+		 index should be as stored in the file, do not re-arrange.  */
+	virtual ns_error_t WASABICALL Metadata_GetArtwork(int field, unsigned int index, artwork_t *artwork, data_flags_t flags)=0;
+	virtual ns_error_t WASABICALL Metadata_GetBinary(int field, unsigned int index, nx_data_t *data)=0;
+	virtual ns_error_t WASABICALL Metadata_GetMetadata(int field, unsigned int index, ifc_metadata **metadata) { return NErr_NotImplemented; }
+
+	virtual ns_error_t WASABICALL Metadata_Serialize(nx_data_t *data) { return NErr_NotImplemented; }
+};