godot/modules/visual_script/visual_script.h

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#ifndef VSCRIPT_H
#define VSCRIPT_H
#include "script_language.h"
class VScriptInstance;
class VisualScriptNodeInstance;
class VisualScript;
class VisualScriptNode : public Resource {
OBJ_TYPE(VisualScriptNode,Resource)
friend class VisualScript;
Set<VisualScript*> scripts_used;
protected:
static void _bind_methods();
public:
Ref<VisualScript> get_visual_script() const;
virtual int get_output_sequence_port_count() const=0;
virtual bool has_input_sequence_port() const=0;
virtual String get_output_sequence_port_text(int p_port) const=0;
virtual int get_input_value_port_count() const=0;
virtual int get_output_value_port_count() const=0;
virtual PropertyInfo get_input_value_port_info(int p_idx) const=0;
virtual PropertyInfo get_output_value_port_info(int p_idx) const=0;
virtual String get_caption() const=0;
virtual String get_text() const=0;
virtual VisualScriptNodeInstance* instance(VScriptInstance* p_instance)=0;
};
class VisualScriptNodeInstance {
public:
virtual int step()=0; //do a step, return which sequence port to go out
virtual Variant get_input_value(int p_idx)=0;
virtual Variant get_output_value(int p_idx)=0;
virtual VisualScriptNode* get_node()=0;
virtual ~VisualScriptNodeInstance();
};
class VisualScript : public Script {
OBJ_TYPE( VisualScript, Script )
RES_BASE_EXTENSION("vs");
public:
struct SequenceConnection {
union {
struct {
uint64_t from_node : 24;
uint64_t from_output : 16;
uint64_t to_node : 24;
};
uint64_t id;
};
bool operator<(const SequenceConnection& p_connection) const {
return id<p_connection.id;
}
};
struct DataConnection {
union {
struct {
uint64_t from_node : 24;
uint64_t from_port : 8;
uint64_t to_node : 24;
uint64_t to_port : 8;
};
uint64_t id;
};
bool operator<(const DataConnection& p_connection) const {
return id<p_connection.id;
}
};
private:
StringName base_type;
struct Argument {
String name;
Variant::Type type;
};
struct Function {
struct NodeData {
Point2 pos;
Ref<VisualScriptNode> node;
};
Map<int,NodeData> nodes;
Set<SequenceConnection> sequence_connections;
Set<DataConnection> data_connections;
int function_id;
Function() { function_id=-1; }
};
struct Variable {
PropertyInfo info;
Variant default_value;
};
Map<StringName,Function> functions;
Map<StringName,Variable> variables;
Map<StringName,Vector<Argument> > custom_signals;
void _set_variable_info(const StringName& p_name,const Dictionary& p_info);
Dictionary _get_variable_info(const StringName& p_name) const;
void _set_data(const Dictionary& p_data);
Dictionary _get_data() const;
protected:
void _node_ports_changed(int p_id);
static void _bind_methods();
public:
void add_function(const StringName& p_name);
bool has_function(const StringName& p_name) const;
void remove_function(const StringName& p_name);
void rename_function(const StringName& p_name,const StringName& p_new_name);
void get_function_list(List<StringName> *r_functions) const;
int get_function_node_id(const StringName& p_name) const;
void add_node(const StringName& p_func,int p_id,const Ref<VisualScriptNode>& p_node,const Point2& p_pos=Point2());
void remove_node(const StringName& p_func,int p_id);
Ref<VisualScriptNode> get_node(const StringName& p_func,int p_id) const;
void set_node_pos(const StringName& p_func,int p_id,const Point2& p_pos);
Point2 get_node_pos(const StringName& p_func,int p_id) const;
void get_node_list(const StringName& p_func,List<int> *r_nodes) const;
void sequence_connect(const StringName& p_func,int p_from_node,int p_from_output,int p_to_node);
void sequence_disconnect(const StringName& p_func,int p_from_node,int p_from_output,int p_to_node);
bool has_sequence_connection(const StringName& p_func,int p_from_node,int p_from_output,int p_to_node) const;
void get_sequence_connection_list(const StringName& p_func,List<SequenceConnection> *r_connection) const;
void data_connect(const StringName& p_func,int p_from_node,int p_from_port,int p_to_node,int p_to_port);
void data_disconnect(const StringName& p_func,int p_from_node,int p_from_port,int p_to_node,int p_to_port);
bool has_data_connection(const StringName& p_func,int p_from_node,int p_from_port,int p_to_node,int p_to_port) const;
void get_data_connection_list(const StringName& p_func,List<DataConnection> *r_connection) const;
void add_variable(const StringName& p_name,const Variant& p_default_value=Variant());
bool has_variable(const StringName& p_name) const;
void remove_variable(const StringName& p_name);
void set_variable_default_value(const StringName& p_name,const Variant& p_value);
Variant get_variable_default_value(const StringName& p_name) const;
void set_variable_info(const StringName& p_name,const PropertyInfo& p_info);
PropertyInfo get_variable_info(const StringName& p_name) const;
void get_variable_list(List<StringName> *r_variables);
void rename_variable(const StringName& p_name,const StringName& p_new_name);
void add_custom_signal(const StringName& p_name);
bool has_custom_signal(const StringName& p_name) const;
void custom_signal_add_argument(const StringName& p_func,Variant::Type p_type,const String& p_name,int p_index=-1);
void custom_signal_set_argument_type(const StringName& p_func,int p_argidx,Variant::Type p_type);
Variant::Type custom_signal_get_argument_type(const StringName& p_func,int p_argidx) const;
void custom_signal_set_argument_name(const StringName& p_func,int p_argidx,const String& p_name);
String custom_signal_get_argument_name(const StringName& p_func,int p_argidx) const;
void custom_signal_remove_argument(const StringName& p_func,int p_argidx);
int custom_signal_get_argument_count(const StringName& p_func) const;
void custom_signal_swap_argument(const StringName& p_func,int p_argidx,int p_with_argidx);
void remove_custom_signal(const StringName& p_name);
void rename_custom_signal(const StringName& p_name,const StringName& p_new_name);
void get_custom_signal_list(List<StringName> *r_custom_signals) const;
int get_available_id() const;
void set_instance_base_type(const StringName& p_type);
virtual bool can_instance() const;
virtual StringName get_instance_base_type() const;
virtual ScriptInstance* instance_create(Object *p_this);
virtual bool instance_has(const Object *p_this) const;
virtual bool has_source_code() const;
virtual String get_source_code() const;
virtual void set_source_code(const String& p_code);
virtual Error reload(bool p_keep_state=false);
virtual bool is_tool() const;
virtual String get_node_type() const;
virtual ScriptLanguage *get_language() const;
virtual bool has_script_signal(const StringName& p_signal) const;
virtual void get_script_signal_list(List<MethodInfo> *r_signals) const;
virtual bool get_property_default_value(const StringName& p_property,Variant& r_value) const;
virtual void get_method_list(List<MethodInfo> *p_list) const;
VisualScript();
~VisualScript();
};
typedef Ref<VisualScriptNode> (*VisualScriptNodeRegisterFunc)(const String& p_type);
class VisualScriptLanguage : public ScriptLanguage {
Map<String,VisualScriptNodeRegisterFunc> register_funcs;
public:
static VisualScriptLanguage* singleton;
virtual String get_name() const;
/* LANGUAGE FUNCTIONS */
virtual void init();
virtual String get_type() const;
virtual String get_extension() const;
virtual Error execute_file(const String& p_path) ;
virtual void finish();
/* EDITOR FUNCTIONS */
virtual void get_reserved_words(List<String> *p_words) const;
virtual void get_comment_delimiters(List<String> *p_delimiters) const;
virtual void get_string_delimiters(List<String> *p_delimiters) const;
virtual String get_template(const String& p_class_name, const String& p_base_class_name) const;
virtual bool validate(const String& p_script, int &r_line_error,int &r_col_error,String& r_test_error, const String& p_path="",List<String> *r_functions=NULL) const;
virtual Script *create_script() const;
virtual bool has_named_classes() const;
virtual int find_function(const String& p_function,const String& p_code) const;
virtual String make_function(const String& p_class,const String& p_name,const StringArray& p_args) const;
virtual void auto_indent_code(String& p_code,int p_from_line,int p_to_line) const;
virtual void add_global_constant(const StringName& p_variable,const Variant& p_value);
/* DEBUGGER FUNCTIONS */
virtual String debug_get_error() const;
virtual int debug_get_stack_level_count() const;
virtual int debug_get_stack_level_line(int p_level) const;
virtual String debug_get_stack_level_function(int p_level) const;
virtual String debug_get_stack_level_source(int p_level) const;
virtual void debug_get_stack_level_locals(int p_level,List<String> *p_locals, List<Variant> *p_values, int p_max_subitems=-1,int p_max_depth=-1);
virtual void debug_get_stack_level_members(int p_level,List<String> *p_members, List<Variant> *p_values, int p_max_subitems=-1,int p_max_depth=-1);
virtual void debug_get_globals(List<String> *p_locals, List<Variant> *p_values, int p_max_subitems=-1,int p_max_depth=-1);
virtual String debug_parse_stack_level_expression(int p_level,const String& p_expression,int p_max_subitems=-1,int p_max_depth=-1);
virtual void reload_all_scripts();
virtual void reload_tool_script(const Ref<Script>& p_script,bool p_soft_reload);
/* LOADER FUNCTIONS */
virtual void get_recognized_extensions(List<String> *p_extensions) const;
virtual void get_public_functions(List<MethodInfo> *p_functions) const;
virtual void get_public_constants(List<Pair<String,Variant> > *p_constants) const;
virtual void profiling_start();
virtual void profiling_stop();
virtual int profiling_get_accumulated_data(ProfilingInfo *p_info_arr,int p_info_max);
virtual int profiling_get_frame_data(ProfilingInfo *p_info_arr,int p_info_max);
void add_register_func(const String& p_name,VisualScriptNodeRegisterFunc p_func);
Ref<VisualScriptNode> create_node_from_name(const String& p_name);
void get_registered_node_names(List<String> *r_names);
VisualScriptLanguage();
};
//aid for registering
template<class T>
static Ref<VisualScriptNode> create_node_generic(const String& p_name) {
Ref<T> node;
node.instance();
return node;
}
#endif // VSCRIPT_H