libcw/cwIoFlowCtl.h
2024-12-01 14:35:24 -05:00

90 lines
3.6 KiB
C++

//| Copyright: (C) 2020-2024 Kevin Larke <contact AT larke DOT org>
//| License: GNU GPL version 3.0 or above. See the accompanying LICENSE file.
#ifndef cwIoFlowCtl_H
#define cwIoFlowCtl_H
namespace cw
{
namespace io_flow_ctl
{
typedef handle< struct io_flow_ctl_str > handle_t;
rc_t create( handle_t& hRef, io::handle_t ioH, const char* flow_cfg_fn );
rc_t create( handle_t& hRef, io::handle_t ioH, const object_t* flow_cfg );
rc_t destroy( handle_t& hRef );
// Query the available programs from the 'flow_cfg' file.
unsigned program_count( handle_t h);
const char* program_title( handle_t h, unsigned pgm_idx );
unsigned program_index( handle_t h, const char* pgm_title);
// Create the parse the program but do not instantiate the network.
rc_t program_load( handle_t h, unsigned pgm_idx );
// Return the index of the currently loaded program or kInvalidIdx if no program is loaded.
unsigned program_current_index( handle_t h );
// Is the currently loaded program in non-real-time mode
bool is_program_nrt( handle_t h );
// Return the count of network presets and the associated labels for the currently loaded program.
unsigned program_preset_count( handle_t h );
const char* program_preset_title( handle_t h, unsigned preset_idx );
// Create the network and prepare to enter runtime.
rc_t program_initialize( handle_t h, unsigned preset_idx=kInvalidIdx );
bool program_is_initialized( handle_t h );
// Get the UI description data structures for the current program.
const flow::ui_net_t* program_ui_net( handle_t h );
// Execute the currently loaded non-real-time program to completion.
rc_t exec_nrt( handle_t h );
// Handle an incoming IO msg. This is the main point of entry for executing
// real-time programs.
rc_t exec( handle_t h, const io::msg_t& msg );
// Is the current program loaded, initialized and not yet complete.
bool is_executable( handle_t h );
// The current program has completed.
bool is_exec_complete( handle_t h );
rc_t get_variable_value( handle_t h, const flow::ui_var_t* ui_var, bool& value_ref );
rc_t get_variable_value( handle_t h, const flow::ui_var_t* ui_var, int& value_ref );
rc_t get_variable_value( handle_t h, const flow::ui_var_t* ui_var, unsigned& value_ref );
rc_t get_variable_value( handle_t h, const flow::ui_var_t* ui_var, float& value_ref );
rc_t get_variable_value( handle_t h, const flow::ui_var_t* ui_var, double& value_ref );
rc_t get_variable_value( handle_t h, const flow::ui_var_t* ui_var, const char*& value_ref );
template< typename T >
rc_t get_variable( handle_t h, const flow::ui_var_t* ui_var, T& value_ref )
{ return get_variable_value(h,ui_var,value_ref); }
rc_t set_variable_user_id( handle_t h, const flow::ui_var_t* ui_var, unsigned user_id );
rc_t set_variable_value( handle_t h, const flow::ui_var_t* ui_var, bool value );
rc_t set_variable_value( handle_t h, const flow::ui_var_t* ui_var, int value );
rc_t set_variable_value( handle_t h, const flow::ui_var_t* ui_var, unsigned value );
rc_t set_variable_value( handle_t h, const flow::ui_var_t* ui_var, float value );
rc_t set_variable_value( handle_t h, const flow::ui_var_t* ui_var, double value );
rc_t set_variable_value( handle_t h, const flow::ui_var_t* ui_var, const char* value );
template< typename T >
rc_t set_variable( handle_t h, const flow::ui_var_t* ui_var, T value )
{ return set_variable_value(h,ui_var,value); }
void report( handle_t h );
void print_network( handle_t h );
}
}
#endif