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/* -*- Mode: C ; c-basic-offset: 2 -*- */
/*****************************************************************************
*
* This file is part of lv2dynparam plugin 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__1A466106_9E02_4FA2_9D30_888795C93BC9__INCLUDED
#define DYNPARAM_INTERNAL_H__1A466106_9E02_4FA2_9D30_888795C93BC9__INCLUDED
#define LV2DYNPARAM_PARAMETER_TYPE_COMMAND 0
#define LV2DYNPARAM_PARAMETER_TYPE_FLOAT 1
#define LV2DYNPARAM_PARAMETER_TYPE_INT 2
#define LV2DYNPARAM_PARAMETER_TYPE_NOTE 3
#define LV2DYNPARAM_PARAMETER_TYPE_STRING 4
#define LV2DYNPARAM_PARAMETER_TYPE_FILENAME 5
#define LV2DYNPARAM_PARAMETER_TYPE_BOOLEAN 6
#define LV2DYNPARAM_PARAMETER_TYPE_ENUM 7
#define LV2DYNPARAM_PENDING_NOTHING 0 /* nothing pending */
#define LV2DYNPARAM_PENDING_APPEAR 1 /* pending appear */
#define LV2DYNPARAM_PENDING_DISAPPEAR 2 /* pending disappear */
#define LV2DYNPARAM_PENDING_CHANGE 3 /* pending change */
struct lv2dynparam_plugin_group
{
struct list_head siblings; /* siblings in parent group child_parameters */
struct lv2dynparam_plugin_group * group_ptr; /* parent group */
struct lv2dynparam_hints hints;
char name[LV2DYNPARAM_MAX_STRING_SIZE];
struct list_head child_groups;
struct list_head child_parameters;
unsigned int pending; /* One of LV2DYNPARAM_PENDING_XXX */
void * host_context;
};
struct lv2dynparam_plugin_parameter
{
struct list_head siblings; /* siblings in parent group child_parameters */
struct lv2dynparam_plugin_group * group_ptr; /* parent group */
struct lv2dynparam_hints hints;
unsigned int type;
char name[LV2DYNPARAM_MAX_STRING_SIZE];
union
{
struct
{
float value;
float min;
float max;
} fpoint;
struct
{
signed int value;
signed int min;
signed int max;
} integer;
struct
{
unsigned char value;
unsigned char min;
unsigned char max;
} note;
/* char string[??]; */
/* char filename[??]; */
struct
{
char ** values;
unsigned int values_count;
unsigned int selected_value;
} enumeration;
unsigned char boolean;
struct
{
int (*callback)(void * context);
void * context;
} command;
} data;
union
{
lv2dynparam_plugin_param_boolean_changed boolean;
lv2dynparam_plugin_param_float_changed fpoint;
lv2dynparam_plugin_param_enum_changed enumeration;
lv2dynparam_plugin_param_int_changed integer;
} plugin_callback;
void * plugin_callback_context;
unsigned int pending; /* One of LV2DYNPARAM_PENDING_XXX */
void * host_context;
};
struct lv2dynparam_plugin_instance
{
struct list_head siblings;
rtsafe_memory_handle memory;
LV2_Handle lv2instance;
struct lv2dynparam_plugin_group root_group;
struct lv2dynparam_host_callbacks * host_callbacks;
void * host_context;
unsigned int pending;
rtsafe_memory_pool_handle groups_pool;
rtsafe_memory_pool_handle parameters_pool;
};
unsigned char
lv2dynparam_plugin_host_attach(
LV2_Handle instance,
struct lv2dynparam_host_callbacks * host_callbacks,
void * instance_host_context);
void
lv2dynparam_plugin_host_detach(
LV2_Handle instance);
bool
lv2dynparam_plugin_group_init(
struct lv2dynparam_plugin_instance * instance_ptr,
struct lv2dynparam_plugin_group * group_ptr,
struct lv2dynparam_plugin_group * parent_group_ptr,
const struct lv2dynparam_hints * hints_ptr,
const char * name);
void
lv2dynparam_plugin_group_clean(
struct lv2dynparam_plugin_instance * instance_ptr,
struct lv2dynparam_plugin_group * group_ptr);
void
lv2dynparam_plugin_group_free(
struct lv2dynparam_plugin_instance * instance_ptr,
struct lv2dynparam_plugin_group * group_ptr);
void
lv2dynparam_plugin_group_notify(
struct lv2dynparam_plugin_instance * instance_ptr,
struct lv2dynparam_plugin_group * group_ptr);
void
lv2dynparam_plugin_group_get_type_uri(
lv2dynparam_group_handle group,
char * buffer);
void
lv2dynparam_plugin_group_get_name(
lv2dynparam_group_handle group,
char * buffer);
void
lv2dynparam_plugin_parameter_free(
struct lv2dynparam_plugin_instance * instance_ptr,
struct lv2dynparam_plugin_parameter * param_ptr);
void
lv2dynparam_plugin_param_notify(
struct lv2dynparam_plugin_instance * instance_ptr,
struct lv2dynparam_plugin_parameter * param_ptr);
void
lv2dynparam_plugin_parameter_get_type_uri(
lv2dynparam_parameter_handle parameter,
char * buffer);
void
lv2dynparam_plugin_parameter_get_name(
lv2dynparam_parameter_handle parameter,
char * buffer);
void
lv2dynparam_plugin_parameter_get_value(
lv2dynparam_parameter_handle parameter,
void ** value_buffer);
void
lv2dynparam_plugin_parameter_get_range(
lv2dynparam_parameter_handle parameter,
void ** value_min_buffer,
void ** value_max_buffer);
unsigned char
lv2dynparam_plugin_parameter_change(
lv2dynparam_parameter_handle parameter);
#endif /* #ifndef DYNPARAM_INTERNAL_H__1A466106_9E02_4FA2_9D30_888795C93BC9__INCLUDED */
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