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authorDavid Robillard <d@drobilla.net>2009-02-12 05:34:47 +0000
committerDavid Robillard <d@drobilla.net>2009-02-12 05:34:47 +0000
commit10f3dcb136761169d738343608fc09491118ea22 (patch)
tree84107b945ca996acf7bd1699366720f05766ff15 /slv2
parentea7fc4dc07d37096550cf25a5f9032ac207415ee (diff)
downloadlilv-10f3dcb136761169d738343608fc09491118ea22.tar.gz
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Add the other missing file, heh.
git-svn-id: http://svn.drobilla.net/lad/trunk/slv2@1929 a436a847-0d15-0410-975c-d299462d15a1
Diffstat (limited to 'slv2')
-rw-r--r--slv2/collections.h196
1 files changed, 196 insertions, 0 deletions
diff --git a/slv2/collections.h b/slv2/collections.h
new file mode 100644
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--- /dev/null
+++ b/slv2/collections.h
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+/* SLV2
+ * Copyright (C) 2008 Dave Robillard <http://drobilla.net>
+ *
+ * This library is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 2 of the License, or (at your option)
+ * any later version.
+ *
+ * This library is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifndef __SLV2_PLUGINS_H__
+#define __SLV2_PLUGINS_H__
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include "slv2/types.h"
+#include "slv2/value.h"
+
+/** \defgroup slv2_collections Collections of values/objects
+ *
+ * Ordered collections of typed values which are fast for random
+ * access by index (i.e. a fancy array).
+ *
+ * @{
+ */
+
+
+/* **** GENERIC COLLECTION FUNCTIONS **** */
+
+#define SLV2_COLLECTION(CollType, ElemType, prefix) \
+\
+/** Free a collection.
+ *
+ * Time = O(1)
+ */ \
+void \
+prefix ## _free(CollType collection); \
+\
+\
+/** Get the number of elements in the collection.
+ *
+ * Time = O(1)
+ */ \
+unsigned \
+prefix ## _size(CollType collection); \
+\
+\
+/** Get an element from the collection by index.
+ *
+ * \a index has no significance other than as an index into this collection.
+ * Any \a index not less than the size of the collection will return NULL,
+ * so all elements in a collection can be enumerated by repeated calls
+ * to this function starting with \a index = 0.
+ *
+ * Time = O(1)
+ *
+ * \return NULL if \a index out of range.
+ */ \
+ElemType \
+prefix ## _get_at(CollType collection, \
+ unsigned index);
+
+SLV2_COLLECTION(SLV2PluginClasses, SLV2PluginClass, slv2_plugin_classes)
+SLV2_COLLECTION(SLV2ScalePoints, SLV2ScalePoint, slv2_scale_points)
+SLV2_COLLECTION(SLV2Values, SLV2Value, slv2_values)
+SLV2_COLLECTION(SLV2UIs, SLV2UI, slv2_uis)
+
+
+
+/* **** PLUGINS **** */
+
+/** Free a plugin collection.
+ *
+ * Freeing a plugin collection does not destroy the plugins it contains
+ * (plugins are owned by the world). \a plugins is invalid after this call.
+ * Time = O(1)
+ */
+void
+slv2_plugins_free(SLV2World world,
+ SLV2Plugins plugins);
+
+
+/** Get the number of plugins in the collection.
+ * Time = O(1)
+ */
+unsigned
+slv2_plugins_size(SLV2Plugins plugins);
+
+
+/** Get a plugin from the collection by URI.
+ *
+ * Return value is shared (stored in \a plugins) and must not be freed or
+ * modified by the caller in any way.
+ *
+ * Time = O(log2(n))
+ *
+ * \return NULL if plugin with \a url not found in \a plugins.
+ */
+SLV2Plugin
+slv2_plugins_get_by_uri(SLV2Plugins plugins,
+ SLV2Value uri);
+
+
+/** Get a plugin from the plugins by index.
+ *
+ * \a index has no significance other than as an index into this plugins.
+ * Any \a index not less than slv2_plugins_get_length(plugins) will return NULL,
+ * so all plugins in a plugins can be enumerated by repeated calls
+ * to this function starting with \a index = 0.
+ *
+ * Time = O(1)
+ *
+ * \return NULL if \a index out of range.
+ */
+SLV2Plugin
+slv2_plugins_get_at(SLV2Plugins plugins,
+ unsigned index);
+
+
+
+/* **** PLUGIN CLASSES **** */
+
+/** Get a plugin class from the collection by URI.
+ *
+ * Return value is shared (stored in \a classes) and must not be freed or
+ * modified by the caller in any way.
+ *
+ * Time = O(log2(n))
+ *
+ * \return NULL if plugin with \a url not found in \a classes.
+ */
+SLV2PluginClass
+slv2_plugin_classes_get_by_uri(SLV2PluginClasses classes,
+ SLV2Value uri);
+
+
+
+/* **** SCALE POINTS **** */
+
+/** Allocate a new, empty SLV2ScalePoints
+ */
+SLV2ScalePoints
+slv2_scale_points_new();
+
+
+
+/* **** VALUES **** */
+
+/** Allocate a new, empty SLV2Values
+ */
+SLV2Values
+slv2_values_new();
+
+
+/** Return whether \a values contains \a value.
+ *
+ * Time = O(n)
+ */
+bool
+slv2_values_contains(SLV2Values values, SLV2Value value);
+
+
+
+/* **** PLUGIN UIS **** */
+
+/** Get a plugin from the list by URI.
+ *
+ * Return value is shared (stored in \a list) and must not be freed or
+ * modified by the caller in any way.
+ *
+ * Time = O(log2(n))
+ *
+ * \return NULL if plugin with \a url not found in \a list.
+ */
+SLV2UI
+slv2_uis_get_by_uri(SLV2UIs list,
+ SLV2Value uri);
+
+
+/** @} */
+
+#ifdef __cplusplus
+} /* extern "C" */
+#endif
+
+#endif /* __SLV2_COLLECTIONS_H__ */