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/* -*- Mode: C ; c-basic-offset: 2 -*- */
/*****************************************************************************
*
* This file is part of lv2dynparam host library
*
* Copyright (C) 2006,2007,2008,2009 Nedko Arnaudov <nedko@arnaudov.name>
*
* This program 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; version 2 of the License
*
* This program 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 DYNPARAM_INTERNAL_H__86778596_B1A9_4BD7_A14A_BECBD5589468__INCLUDED
#define DYNPARAM_INTERNAL_H__86778596_B1A9_4BD7_A14A_BECBD5589468__INCLUDED
#define LV2DYNPARAM_PENDING_NOTHING 0 /* nothing pending */
#define LV2DYNPARAM_PENDING_APPEAR 1 /* pending appear */
#define LV2DYNPARAM_PENDING_DISAPPEAR 2 /* pending disappear */
struct lv2dynparam_host_group
{
struct list_head siblings;
struct lv2dynparam_host_group * parent_group_ptr;
lv2dynparam_group_handle group_handle;
struct list_head child_groups;
struct list_head child_params;
struct list_head child_commands;
char name[LV2DYNPARAM_MAX_STRING_SIZE];
struct lv2dynparam_hints hints;
unsigned int pending_state;
unsigned int pending_childern_count;
void * ui_context;
};
struct lv2dynparam_host_parameter
{
struct list_head siblings;
struct lv2dynparam_host_group * group_ptr;
lv2dynparam_parameter_handle param_handle;
char name[LV2DYNPARAM_MAX_STRING_SIZE];
struct lv2dynparam_hints hints;
char type_uri[LV2DYNPARAM_MAX_STRING_SIZE];
unsigned int type;
void * value_ptr;
void * min_ptr;
void * max_ptr;
union lv2dynparam_host_parameter_range range;
union lv2dynparam_host_parameter_value value;
unsigned int pending_state;
bool pending_value_change;
bool context_set;
void * context; /* associated on create callback */
void * context_pending_value_change; /* associated with pending value change */
void * ui_context; /* associated with UI (appear) */
};
struct lv2dynparam_host_command
{
struct list_head siblings;
struct lv2dynparam_host_group * group_ptr;
lv2dynparam_command_handle command_handle;
char name[LV2DYNPARAM_MAX_STRING_SIZE];
bool gui_referenced;
void * ui_context;
};
struct lv2dynparam_host_parameter_pending_value_change
{
struct list_head siblings;
char * name_asciizz;
unsigned int type;
union lv2dynparam_host_parameter_value data;
void * context;
};
#define LV2DYNPARAM_HOST_MESSAGE_TYPE_PARAMETER_CHANGE 0
#define LV2DYNPARAM_HOST_MESSAGE_TYPE_COMMAND_EXECUTE 1
#define LV2DYNPARAM_HOST_MESSAGE_TYPE_UNKNOWN_PARAMETER_CHANGE 2
struct lv2dynparam_host_message
{
struct list_head siblings;
unsigned int message_type;
union
{
struct lv2dynparam_host_group * group;
struct lv2dynparam_host_parameter * parameter;
struct lv2dynparam_host_command * command;
struct lv2dynparam_host_parameter_pending_value_change * value_change;
} context;
};
struct lv2dynparam_host_instance
{
void * instance_context;
audiolock_handle lock;
const struct lv2dynparam_plugin_callbacks * callbacks_ptr;
LV2_Handle lv2instance;
struct lv2dynparam_host_group * root_group_ptr;
bool ui;
struct list_head realtime_to_ui_queue; /* protected by the audiolock */
struct list_head ui_to_realtime_queue; /* protected by the audiolock */
struct list_head pending_parameter_value_changes;
rtsafe_memory_handle memory;
rtsafe_memory_pool_handle groups_pool;
rtsafe_memory_pool_handle parameters_pool;
rtsafe_memory_pool_handle messages_pool;
rtsafe_memory_pool_handle pending_parameter_value_changes_pool;
lv2dynparam_parameter_created parameter_created_callback;
lv2dynparam_parameter_destroying parameter_destroying_callback;
lv2dynparam_parameter_value_change_context parameter_value_change_context;
};
bool
lv2dynparam_host_map_type_uri(
struct lv2dynparam_host_parameter * parameter_ptr);
void
lv2dynparam_host_group_pending_children_count_increment(
struct lv2dynparam_host_group * group_ptr);
void
lv2dynparam_host_group_pending_children_count_decrement(
struct lv2dynparam_host_group * group_ptr);
void
lv2dynparam_host_parameter_free(
struct lv2dynparam_host_instance * instance_ptr,
struct lv2dynparam_host_parameter * parameter_ptr);
#endif /* #ifndef DYNPARAM_INTERNAL_H__86778596_B1A9_4BD7_A14A_BECBD5589468__INCLUDED */
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