move script to its own file

1 files changed, 74 insertions, 0 deletions

diff --git a/src/livecode/script.cpp b/src/livecode/script.cpp
new file mode 100644
index 000000000..d4761847a
--- /dev/null
+++ b/src/livecode/script.cpp
@@ -0,0 +1,74 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * A Janet script for the livecoding experience
+ *
+ * Authors:
+ *   Sol Bekic <s+inkscape@s-ol.nu>
+ * Copyright (C) 2019 Authors
+ *
+ * Released under GNU GPL v2+, read the file 'COPYING' for more information.
+ */
+
+#include "livecode/script.h"
+
+namespace Inkscape {
+namespace Livecode {
+
+Script::Script(JanetTable *env, std::string const &path)
+    : env(env)
+    , function(nullptr)
+    , file(Gio::File::create_for_path(path))
+    , monitor(file->monitor_file())
+{
+    monitor->signal_changed().connect(sigc::mem_fun(this, &Script::file_changed));
+    reload();
+}
+
+void Script::frame() {
+    if (function) {
+        Janet result;
+        janet_pcall(function, 0, NULL, &result, NULL);
+    }
+}
+
+void Script::commit() {
+}
+
+void Script::reload() {
+    try {
+        uint8_t *data;
+        size_t length;
+        file->load_contents((char *&)data, (gsize &)length);
+
+        Janet result;
+        janet_dobytes(env, data, length, file->get_path().c_str(), &result);
+        if (janet_checktype(result, JANET_FUNCTION)) {
+            function = janet_unwrap_function(result);
+        } else {
+            g_message("Janet script didn't return a function");
+        }
+    } catch (...) {
+        g_message("error loading file");
+    }
+}
+
+void Script::file_changed(const Glib::RefPtr<Gio::File>& file,
+                          const Glib::RefPtr<Gio::File>& other_file,
+                          Gio::FileMonitorEvent event)
+{
+    reload();
+}
+
+}
+}
+
+/*
+  Local Variables:
+  mode:c++
+  c-file-style:"stroustrup"
+  c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
+  indent-tabs-mode:nil
+  fill-column:99
+  End:
+*/
+// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8:textwidth=99 :