clap

commit fbec6f84bda9eac1cb4e908898f5962ceb78ced9
parent 5d7484ebf93835755041a8f000bd32a1ddb914b5
Author: Alexandre Bique <bique.alexandre@gmail.com>
Date:   Mon,  7 Mar 2022 17:03:51 +0100

Draft a transport control extension

Diffstat:
A
include/clap/ext/draft/transport-control.h
 | 
42
++++++++++++++++++++++++++++++++++++++++++

1 file changed, 42 insertions(+), 0 deletions(-)
diff --git a/include/clap/ext/draft/transport-control.h b/include/clap/ext/draft/transport-control.h
@@ -0,0 +1,42 @@
+#pragma once
+
+#include "../../plugin.h"
+
+// This extension let the plugin submit transport requests to the host
+
+static CLAP_CONSTEXPR const char CLAP_EXT_CV[] = "clap.transport-control.draft/0";
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct clap_host_transport_control {
+   // Jumps back to the start point and starts the transport
+   // [main-thread]
+   void (*request_start)(const clap_host_t *host);
+
+   // If not playing, starts the transport from its current position
+   // [main-thread]
+   void (*request_continue)(const clap_host_t *host);
+
+   // If playing, stops the transport at the current position
+   // [main-thread]
+   void (*request_pause)(const clap_host_t *host);
+
+   // Stops the transport, and jumps to the start point
+   // [main-thread]
+   void (*request_stop)(const clap_host_t *host);
+
+   // Jumps the transport to the given position.
+   // Does not start the transport.
+   // [main-thread]
+   void (*request_jump)(const clap_host_t *host, clap_beattime position);
+
+   // Equivalent to what "space bar" does with most DAW
+   // [main-thread]
+   void (*request_toggle_play)(const clap_host_t *host);
+} clap_host_transport_control_t;
+
+#ifdef __cplusplus
+}
+#endif