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-rw-r--r--arts/runtime/structures_impl.cpp1421
1 files changed, 1421 insertions, 0 deletions
diff --git a/arts/runtime/structures_impl.cpp b/arts/runtime/structures_impl.cpp
new file mode 100644
index 00000000..7c5a5e05
--- /dev/null
+++ b/arts/runtime/structures_impl.cpp
@@ -0,0 +1,1421 @@
+#include "artsbuilder.h"
+#include "weakreference.h"
+#include "moduleinfo.h"
+#include "compatibility.h"
+#include "sequenceutils.h"
+#include <stdio.h>
+#include <iostream>
+
+using namespace std;
+using namespace Arts;
+
+typedef WeakReference<PortDesc> PortDesc_wref;
+typedef WeakReference<ModuleDesc> ModuleDesc_wref;
+typedef WeakReference<StructureDesc> StructureDesc_wref;
+
+class PortDesc_impl :virtual public Arts::PortDesc_skel {
+protected:
+ string _name;
+ PortType _type;
+ vector<PortDesc_wref> _connections;
+ ModuleDesc_wref _parent;
+ bool _isConnected;
+ bool _hasValue;
+ Any _value;
+ long _ID;
+ long _oldID;
+ list<long> oldConnections;
+
+ void removeNullConnections();
+
+public:
+ ~PortDesc_impl();
+
+ inline PortDesc self() { return PortDesc::_from_base(_copy()); }
+ void constructor(ModuleDesc parent, const string& name, const PortType& type);
+
+ void disconnectAll();
+ long ID();
+ ModuleDesc parent();
+ string name();
+ PortType type();
+ bool isConnected();
+ bool hasValue();
+ void hasValue(bool newvalue);
+ vector<PortDesc> *connections();
+ float floatValue();
+ void floatValue( float _new_value );
+
+ string stringValue();
+ void stringValue( const string& _new_value );
+
+ Any value();
+ void value( const Any& _new_value );
+
+ bool connectTo( PortDesc port );
+ void internalConnectInput( PortDesc port );
+ void disconnectFrom( PortDesc port );
+
+ void loadFromList(const vector<string>& list);
+ vector<string> *saveToList();
+
+ void internalReConnect( const vector<PortDesc>& allports );
+ long internalOldID();
+};
+
+class ModuleDesc_impl : virtual public ModuleDesc_skel {
+private:
+ long _ID;
+ StructureDesc_wref _parent;
+ string _name;
+ long _x, _y;
+ vector<PortDesc> _ports;
+ long collectPorts( const Arts::ModuleInfo& info );
+
+ bool _isInterface, _isStructure;
+
+ inline ModuleDesc self() { return ModuleDesc::_from_base(_copy()); }
+
+public:
+ long ID();
+ StructureDesc parent();
+ string name();
+ vector<PortDesc> *ports();
+ long height();
+ long width();
+ long x();
+ long y();
+ bool moveTo( long x, long y );
+ void constructor( StructureDesc parent, const ModuleInfo& info );
+
+ void loadFromList(const vector<string>& list);
+ vector<string> *saveToList();
+
+ ~ModuleDesc_impl();
+
+ bool isInterface();
+ bool isStructure();
+ Arts::PortDesc findPort(const string& name);
+};
+
+class StructureDesc_impl : virtual public Arts::StructureDesc_skel {
+protected:
+ bool _valid;
+ vector<ModuleDesc> _modules;
+ vector<StructurePortDesc> _ports; /* only structure ports which are part of the interface */
+ vector<string> _inheritedInterfaces;
+ long nextID;
+ ModuleInfo _externalInterface;
+
+ inline StructureDesc self() { return StructureDesc::_from_base(_copy()); }
+public:
+ string name();
+ void name(const string& newName);
+
+ vector<string> *saveToList();
+ void loadFromList(const vector<string>& list);
+ vector<ModuleDesc> *modules();
+ vector<StructurePortDesc> *ports();
+ vector<string> *inheritedInterfaces();
+
+ void clear();
+ long obtainID();
+ long width();
+ long height();
+ bool valid();
+
+ ModuleDesc createModuleDesc( const ModuleInfo& info );
+ ModuleDesc createModuleDesc( const string& name );
+ void freeModuleDesc(ModuleDesc moduledesc);
+
+ // external interface
+ StructurePortDesc createStructurePortDesc(const PortType& type, const string& name);
+ void freeStructurePortDesc(StructurePortDesc portdesc);
+ void moveStructurePortDesc(StructurePortDesc portdesc, long newposition);
+
+ ModuleInfo externalInterface();
+
+ void addInheritedInterface(const string& iface);
+ void removeInheritedInterface(const string& iface);
+
+ StructureDesc_impl();
+ ~StructureDesc_impl();
+};
+
+class StructurePortDesc_impl :
+ virtual public PortDesc_impl,
+ virtual public StructurePortDesc_skel
+{
+protected:
+ StructureDesc_wref _parentStructure;
+ long _x, _y, _position;
+ string _inheritedInterface;
+
+ inline StructurePortDesc self() {
+ return StructurePortDesc::_from_base(_copy());
+ }
+public:
+ void constructor(StructureDesc parent, const string& name,
+ const PortType& type);
+ ~StructurePortDesc_impl();
+
+ long x();
+ long y();
+ long position();
+ void lowerPosition();
+ void raisePosition();
+ void rename(const string& newname);
+ string inheritedInterface();
+ void inheritedInterface(const string& iface);
+
+ void internalSetPosition(long position);
+ StructureDesc parentStructure();
+ bool moveTo( long X, long Y );
+
+ void loadFromList(const vector<string>& list);
+ vector<string> *saveToList();
+};
+
+REGISTER_IMPLEMENTATION(PortDesc_impl);
+REGISTER_IMPLEMENTATION(ModuleDesc_impl);
+REGISTER_IMPLEMENTATION(StructureDesc_impl);
+REGISTER_IMPLEMENTATION(StructurePortDesc_impl);
+
+/*
+#include "structures.h"
+*/
+#include "debug.h"
+#include <vector>
+#include <algorithm>
+
+#define dname(dir) ((dir)==Arts::input?"input":"output")
+#define pstat \
+ printf("port name %s, direction %s, id %d\n",_Name.c_str(),dname(_Type.direction),_ID);
+
+void PortDesc_impl::constructor(ModuleDesc parent, const string& name,
+ const PortType& type)
+{
+#if 0
+ if(parent)
+ {
+ char * pname = parent->Name();
+ describe("PortDesc."+string(pname)+string(".")+name);
+ }
+ else
+ {
+ describe("PortDesc.Structure."+name);
+ }
+#endif
+ _name = name;
+ _type = type;
+ _parent = parent;
+ _isConnected = false;
+ _hasValue = false;
+ _value.type = _type.dataType;
+
+ if(!parent.isNull())
+ {
+ StructureDesc sd = parent.parent();
+ _ID = sd.obtainID();
+ }
+ // else: assume that some smart object which derives from us will set the ID accordingly
+ // -> for instance StructurePortDesc_impl does so
+}
+
+#if 0 /* PORT */
+void PortDesc_impl::cleanUp()
+{
+ disconnectAll();
+ delete _Connections;
+}
+#endif
+
+/*
+ * This is new and related to weak references, it purges all null references from _connections
+ */
+void PortDesc_impl::removeNullConnections()
+{
+ vector<PortDesc_wref>::iterator i = _connections.begin();
+
+ while(i != _connections.end())
+ {
+ PortDesc pd = *i;
+ if(pd.isNull())
+ {
+ _connections.erase(i);
+ i = _connections.begin();
+ printf("removeNullConnections() removed something (shouldn't happen)\n");
+ }
+ else i++;
+ }
+
+ _isConnected = !_connections.empty();
+}
+
+void PortDesc_impl::disconnectAll()
+{
+ // disconnect all connected ports
+ while(!_connections.empty())
+ {
+ PortDesc pd = _connections.front();
+
+ if(pd.isNull()) // weak references can automatically disappear
+ _connections.erase(_connections.begin());
+ else
+ pd.disconnectFrom(self());
+ }
+}
+
+PortDesc_impl::~PortDesc_impl()
+{
+}
+
+// Implementation for interface PortDesc
+long PortDesc_impl::ID()
+{
+ return _ID;
+}
+
+ModuleDesc PortDesc_impl::parent()
+{
+ return _parent;
+}
+
+string PortDesc_impl::name()
+{
+ return _name;
+}
+
+PortType PortDesc_impl::type()
+{
+ return _type;
+}
+
+bool PortDesc_impl::isConnected()
+{
+ if(_isConnected) removeNullConnections();
+ return _isConnected;
+}
+
+bool PortDesc_impl::hasValue()
+{
+ return _hasValue;
+}
+
+void PortDesc_impl::hasValue(bool newvalue)
+{
+ if(_hasValue != newvalue)
+ {
+ assert(newvalue == false);
+ _hasValue = newvalue;
+ }
+}
+
+vector<PortDesc> *PortDesc_impl::connections()
+{
+ vector<PortDesc_wref>::iterator i;
+ vector<PortDesc> *result = new vector<PortDesc>;
+
+ for(i = _connections.begin(); i != _connections.end(); i++)
+ {
+ PortDesc pd = *i;
+ if(!pd.isNull()) result->push_back(pd);
+ }
+ return result;
+}
+
+float PortDesc_impl::floatValue()
+{
+ assert(_hasValue);
+ assert(_type.dataType == "float");
+
+ Buffer b;
+ b.write(_value.value);
+ return b.readFloat();
+}
+
+void PortDesc_impl::floatValue( float _new_value )
+{
+ assert(!_isConnected);
+ assert(_type.direction == Arts::input);
+ assert(_type.dataType == "float");
+ assert(_value.type == "float");
+
+ Buffer b;
+ b.writeFloat(_new_value);
+ b.read(_value.value, b.size());
+ _hasValue = true;
+}
+
+string PortDesc_impl::stringValue()
+{
+ assert(_hasValue);
+ assert(_type.dataType == "string");
+ assert(_value.type == "string");
+
+ string result;
+ Buffer b;
+ b.write(_value.value);
+ b.readString(result);
+ return result;
+}
+
+void PortDesc_impl::stringValue( const string& _new_value )
+{
+ assert(!_isConnected); // shouldn't happen, but check anyway
+ assert(_type.direction == Arts::input);
+ assert(_type.dataType == "string");
+
+ Buffer b;
+ b.writeString(_new_value);
+ b.read(_value.value, b.size());
+ _hasValue = true;
+}
+
+Any PortDesc_impl::value()
+{
+ assert(_hasValue);
+ return _value;
+}
+
+void PortDesc_impl::value( const Any& _new_value )
+{
+ _value = _new_value;
+ _hasValue = true;
+}
+
+bool PortDesc_impl::connectTo( PortDesc port )
+{
+ removeNullConnections();
+
+ // check if we are already connected to that port:
+
+ unsigned long i;
+ for(i=0;i<_connections.size();i++)
+ {
+ PortDesc pd = _connections[i];
+ if(pd.ID() == port.ID()) return true;
+ }
+
+ const PortType& rType = port.type();
+
+ // only stream or event channels may be connected
+ if( _type.connType != rType.connType )
+ return false;
+
+ // TODO: eventually check conditions when it is legal to connect property
+ // ports, and when it is insane (_Type.connType == Arts::property)
+ //
+ // for incoming structure ports, for instance, it is perfectly allright
+
+ // only same data type connections allowed
+ if( _type.dataType != rType.dataType )
+ return false;
+
+ // only opposite directions
+ if( _type.direction == rType.direction )
+ return false;
+
+ // always first connect the input port to the output port and
+ // then the other direction
+
+ if( _type.direction == Arts::input )
+ {
+ if(!_isConnected || _type.isMultiPort)
+ {
+ assert(_connections.empty() || _type.isMultiPort);
+ _connections.push_back(port);
+
+ port.internalConnectInput(self());
+
+ _isConnected = true;
+ _hasValue = false;
+ return true;
+ }
+ }
+ if( _type.direction == Arts::output )
+ return port.connectTo(self());
+
+ return false;
+}
+
+void PortDesc_impl::internalConnectInput( PortDesc port )
+{
+ _connections.push_back(port);
+ _isConnected = true;
+}
+
+void PortDesc_impl::disconnectFrom( PortDesc port )
+{
+ removeNullConnections();
+
+ unsigned long found = 0;
+
+ artsdebug("port %ld disconnecting from port %ld\n",ID(),port.ID());
+
+ vector<PortDesc_wref>::iterator i = _connections.begin();
+ while(!found && i != _connections.end())
+ {
+ Arts::PortDesc other = *i;
+ if(!other.isNull() && other.ID() == port.ID())
+ {
+ _connections.erase(i);
+ i = _connections.begin();
+ found++;
+ }
+ else i++;
+ }
+
+ _isConnected = !_connections.empty();
+
+ ModuleDesc parent = _parent;
+ if(parent.isNull())
+ artsdebug("_Parent = <some structure>, isConnected = %d\n",_isConnected);
+ else
+ artsdebug("_Parent = %s, isConnected = %d\n",parent.name().c_str(),_isConnected);
+
+ if(found)
+ port.disconnectFrom(self());
+}
+
+// Implementation for interface ModuleDesc
+long ModuleDesc_impl::ID()
+{
+ return _ID;
+}
+
+StructureDesc ModuleDesc_impl::parent()
+{
+ return _parent;
+}
+
+string ModuleDesc_impl::name()
+{
+ return _name;
+}
+
+vector<PortDesc> *ModuleDesc_impl::ports()
+{
+ return new vector<PortDesc>(_ports);
+}
+
+long ModuleDesc_impl::x()
+{
+ return _x;
+}
+
+long ModuleDesc_impl::y()
+{
+ return _y;
+}
+
+long ModuleDesc_impl::width()
+{
+ assert(false);
+ return 0;
+}
+
+long ModuleDesc_impl::height()
+{
+ assert(false);
+ return 0;
+}
+
+
+bool ModuleDesc_impl::moveTo( long x, long y )
+{
+ // FIXME: collision checking!
+ _x = x;
+ _y = y;
+
+ return(true);
+}
+
+
+// Implementation for interface StructureDesc
+long StructureDesc_impl::width()
+{
+ assert(false);
+ return 0;
+}
+
+long StructureDesc_impl::height()
+{
+ assert(false);
+ return 0;
+}
+
+/*
+ * Query the module for it's paramenters
+ */
+
+void ModuleDesc_impl::constructor( StructureDesc parent,
+ const Arts::ModuleInfo& info )
+{
+ _name = info.name;
+ _x = -1; // no position assigned
+ _y = -1;
+ _ID = parent.obtainID();
+ _parent = parent;
+ _isInterface = info.isInterface;
+ _isStructure = info.isStructure;
+
+ collectPorts(info);
+}
+
+ModuleDesc_impl::~ModuleDesc_impl()
+{
+}
+
+bool ModuleDesc_impl::isInterface()
+{
+ return _isInterface;
+}
+
+bool ModuleDesc_impl::isStructure()
+{
+ return _isStructure;
+}
+
+
+PortDesc ModuleDesc_impl::findPort(const string& name)
+{
+ vector<PortDesc>::iterator p;
+
+ for(p = _ports.begin(); p != _ports.end(); p++)
+ {
+ if(name == p->name()) return *p;
+ }
+
+ return PortDesc::null();
+}
+
+long ModuleDesc_impl::collectPorts( const Arts::ModuleInfo& info )
+{
+ vector<PortType>::const_iterator i;
+ vector<string>::const_iterator ni = info.portnames.begin();
+ long portcount = 0;
+
+ for(i=info.ports.begin(); i != info.ports.end(); i++)
+ {
+ const PortType& porttype = *i;
+ const string& portname = *ni++;
+
+ artsdebug("#%d: %s\n",portcount,portname.c_str());
+
+ PortDesc pd(self(),portname,porttype);
+ _ports.push_back(pd);
+ portcount++;
+ }
+ return(portcount);
+}
+
+ModuleDesc StructureDesc_impl::createModuleDesc( const ModuleInfo& info )
+{
+ Arts::ModuleDesc result = createModuleDesc(info.name);
+
+ assert(!result.isNull());
+ return result;
+}
+
+ModuleDesc StructureDesc_impl::createModuleDesc( const string& name )
+{
+ /* FIXME: need new comment
+ * to create a representation of a specified synth module, we
+ *
+ * - create an instance of this synth module by contacting the
+ * module server and telling him to do so (result is a C++ class)
+ *
+ * - create an instance of a ModuleDesc, and tell it to query the
+ * module for it's parameters (result is a CORBA object)
+ *
+ * - destroy the synth module (C++ class) again and return a reference
+ * to the CORBA object
+ */
+/*
+ ModuleServer<SynthModule> *MS_SynthModule;
+ MS_SynthModule = (ModuleServer<SynthModule> *)SynthModule::get_MS();
+
+ SynthModule *m = (SynthModule *)MS_SynthModule->getModule(name);
+*/
+#if 0
+ Arts::ModuleInfo_var info = ModuleBroker->lookupModule(name);
+ if(!info) return 0;
+#endif
+ const Arts::ModuleInfo& info = makeModuleInfo(name);
+ Arts::ModuleDesc moduledesc = ModuleDesc(self(),info);
+ _modules.push_back(moduledesc);
+ return moduledesc;
+}
+
+void StructureDesc_impl::freeModuleDesc(ModuleDesc moduledesc)
+{
+ vector<ModuleDesc>::iterator i;
+
+ for(i=_modules.begin();i != _modules.end(); i++)
+ {
+ Arts::ModuleDesc current = *i;
+
+ if(current.ID() == moduledesc.ID())
+ {
+ _modules.erase(i); // will get freed automagically
+ return;
+ }
+ }
+}
+
+vector<ModuleDesc> *StructureDesc_impl::modules()
+{
+ vector<ModuleDesc> *retval = new vector<ModuleDesc>(_modules);
+ return(retval);
+}
+
+void StructureDesc_impl::addInheritedInterface(const string& iface)
+{
+ _inheritedInterfaces.push_back(iface);
+}
+
+void StructureDesc_impl::removeInheritedInterface(const string& iface)
+{
+ vector<string> newII;
+ vector<string>::iterator ii;
+
+ for(ii = _inheritedInterfaces.begin(); ii != _inheritedInterfaces.end(); ii++)
+ if(*ii != iface)
+ newII.push_back(*ii);
+
+ _inheritedInterfaces = newII;
+}
+
+vector<string> *StructureDesc_impl::inheritedInterfaces()
+{
+ return new vector<string>(_inheritedInterfaces);
+}
+
+StructureDesc_impl::StructureDesc_impl()
+{
+ arts_debug("PORT: created structuredesc_impl");
+ nextID = 0;
+ _valid = true;
+ _externalInterface.name = "unknown"; // FIXME
+ _externalInterface.isStructure = true;
+ _externalInterface.isInterface = false;
+}
+
+StructureDesc_impl::~StructureDesc_impl()
+{
+ artsdebug("StructureDesc released...\n");
+}
+
+long StructureDesc_impl::obtainID()
+{
+ return(nextID++);
+}
+
+bool StructureDesc_impl::valid()
+{
+ return(_valid);
+}
+
+void StructureDesc_impl::clear()
+{
+ _modules.clear();
+ _ports.clear();
+ _inheritedInterfaces.clear();
+ _valid = true;
+}
+
+// "file" management
+
+vector<string> *PortDesc_impl::saveToList()
+{
+ vector<string> *list = new vector<string>;
+
+ sqprintf(list,"id=%ld",_ID);
+ if(_hasValue)
+ {
+ if(_type.dataType == "string")
+ {
+ sqprintf(list,"string_data=%s",stringValue().c_str());
+ }
+ else if(_type.dataType == "float")
+ {
+ sqprintf(list,"audio_data=%2.5f",floatValue());
+ }
+ else
+ {
+ Buffer b;
+ _value.writeType(b);
+ sqprintf(list,"any_data=%s",b.toString("value").c_str());
+ }
+ }
+
+ if(_isConnected)
+ {
+ vector<PortDesc_wref>::iterator i;
+
+ for(i=_connections.begin();i != _connections.end(); i++)
+ {
+ Arts::PortDesc port = *i;
+ if(!port.isNull()) sqprintf(list,"connect_to=%ld",port.ID());
+ }
+ }
+ return list;
+}
+
+vector<string> *ModuleDesc_impl::saveToList()
+{
+ vector<string> *list = new vector<string>;
+ vector<PortDesc>::iterator i;
+
+ sqprintf(list,"id=%ld",_ID);
+ sqprintf(list,"x=%ld",_x);
+ sqprintf(list,"y=%ld",_y);
+ for(i=_ports.begin();i != _ports.end();i++)
+ {
+ PortDesc pd = *i;
+ sqprintf(list,"port=%s",pd.name().c_str());
+
+ vector<string> *portlist = pd.saveToList();
+ addSubStringSeq(list,portlist);
+ delete portlist;
+ }
+ return list;
+}
+
+vector<string> *StructureDesc_impl::saveToList()
+{
+ vector<string> *list = new vector<string>;
+ vector<ModuleDesc>::iterator mi;
+ vector<StructurePortDesc>::iterator pi;
+ vector<string>::iterator ii;
+
+ sqprintf(list,"name=%s",_externalInterface.name.c_str());
+ for(mi=_modules.begin();mi != _modules.end();mi++)
+ {
+ ModuleDesc md = *mi;
+ sqprintf(list,"module=%s",md.name().c_str());
+
+ vector<string> *modulelist = md.saveToList();
+ addSubStringSeq(list,modulelist);
+ delete modulelist;
+ }
+ for(pi=_ports.begin(); pi!=_ports.end(); pi++)
+ {
+ Arts::StructurePortDesc spd = *pi;
+ sqprintf(list,"structureport");
+
+ vector<string> *portlist= spd.saveToList();
+ addSubStringSeq(list,portlist);
+ delete portlist;
+ }
+ for(ii=_inheritedInterfaces.begin(); ii != _inheritedInterfaces.end(); ii++)
+ sqprintf(list,"interface=%s",ii->c_str());
+
+ return list;
+}
+
+void PortDesc_impl::internalReConnect( const vector<PortDesc>& allports )
+{
+ vector<PortDesc>::const_iterator i;
+
+ for(i=allports.begin(); i != allports.end(); i++)
+ {
+ PortDesc pd = (*i);
+ long oid = pd.internalOldID();
+
+ if(find(oldConnections.begin(),oldConnections.end(),oid)
+ != oldConnections.end())
+ {
+ connectTo(pd);
+ }
+ }
+}
+
+long PortDesc_impl::internalOldID()
+{
+ return _oldID;
+}
+
+void PortDesc_impl::loadFromList(const vector<string>& list)
+{
+ unsigned long i;
+ string cmd,param;
+ for(i=0;i<list.size();i++)
+ {
+ if(parse_line(list[i],cmd,param)) // otherwise: empty or comment
+ {
+ if(cmd == "audio_data") {
+ floatValue(atof(param.c_str()));
+ } else if(cmd == "string_data") {
+ stringValue(param);
+ } else if(cmd == "any_data") {
+ Buffer b;
+ if(b.fromString(param,"value"))
+ {
+ Any any;
+ any.readType(b);
+ if(!b.readError() && !b.remaining())
+ value(any);
+ }
+ } else if(cmd == "id") {
+ _oldID = atol(param.c_str());
+ } else if(cmd == "connect_to") {
+ oldConnections.push_back(atol(param.c_str()));
+ }
+ }
+ }
+}
+
+void ModuleDesc_impl::loadFromList(const vector<string>& list)
+{
+ artsdebug("mlist-----------\n");
+ unsigned long i;
+ string cmd, param;
+ for(i=0;i<list.size();i++)
+ {
+ if(parse_line(list[i],cmd,param)) // otherwise: empty or comment
+ {
+ artsdebug("MD: load-> cmd was %s\n",cmd.c_str());
+ if(cmd == "port")
+ {
+ string portName =
+ OldFormatTranslator::newPortName(_name,param);
+ PortDesc pd = PortDesc::null();
+ vector<PortDesc>::iterator pi;
+
+ for(pi=_ports.begin(); pi != _ports.end(); pi++)
+ {
+ artsdebug("pdi = %s, portName = %s\n",pi->name().c_str(),
+ portName.c_str());
+ if(pi->name() == portName) pd = *pi;
+ }
+ assert(!pd.isNull());
+
+ vector<string> *plist = getSubStringSeq(&list,i);
+ pd.loadFromList(*plist);
+ delete plist;
+ } else if(cmd == "x") {
+ _x = atol(param.c_str());
+ artsdebug("X set to %ld (param was %s)\n",_x,param.c_str());
+ } else if(cmd == "y") {
+ _y = atol(param.c_str());
+ artsdebug("Y set to %ld (param was %s)\n",_y,param.c_str());
+ }
+ }
+ }
+ artsdebug("-----------mlist\n");
+}
+
+void StructureDesc_impl::loadFromList(const vector<string>& list)
+{
+ string cmd,param;
+ unsigned long i;
+ vector<PortDesc> allports;
+
+ clear();
+ _externalInterface.name = (const char *)"unknown";
+
+ artsdebug("loadFromList; listlen = %ld\n",list.size());
+ for(i=0;i<list.size();i++)
+ {
+ if(parse_line(list[i],cmd,param)) // otherwise: empty or comment
+ {
+ artsdebug("SD: load-> cmd was %s\n",cmd.c_str());
+ if(cmd == "module")
+ {
+ string newName = OldFormatTranslator::newModuleName(param);
+ ModuleDesc md = createModuleDesc(newName);
+
+ vector<string> *mlist = getSubStringSeq(&list,i);
+
+ if(!md.isNull())
+ {
+ md.loadFromList(*mlist);
+
+ // PORT: order changed
+ vector<PortDesc> *pd = md.ports();
+ vector<PortDesc>::iterator pi;
+ for(pi = pd->begin(); pi != pd->end();pi++)
+ allports.push_back(*pi);
+
+ delete pd;
+ }
+ else
+ {
+ // module couldn't be found
+ _valid = false;
+ }
+ delete mlist;
+ }
+ else if(cmd == "name")
+ {
+ _externalInterface.name = param;
+ }
+ else if(cmd == "interface")
+ {
+ _inheritedInterfaces.push_back(param);
+ }
+ else if(cmd == "structureport")
+ {
+ // just to have valid values to pass to the new (to be loaded)
+ // port:
+ PortType type;
+ type.direction = Arts::input;
+ type.dataType = "float";
+ type.connType = Arts::conn_stream;
+ type.isMultiPort = false;
+
+ StructurePortDesc spd =
+ createStructurePortDesc(type,"unknown");
+
+ vector<string> *splist = getSubStringSeq(&list,i);
+ spd.loadFromList(*splist);
+ delete splist;
+
+ // yes; this is a port as well
+ allports.push_back(spd);
+ }
+ }
+ }
+
+ for(i=0;i<allports.size();i++)
+ allports[i].internalReConnect(allports);
+}
+
+void StructureDesc_impl::name(const string& name)
+{
+ _externalInterface.name = name;
+}
+
+string StructureDesc_impl::name()
+{
+ return _externalInterface.name;
+}
+
+long extint_pscore(StructurePortDesc p)
+{
+ long result = p.position(); //p->X()*1000+p->Y();
+ if(p.type().direction == Arts::input) result += 5000000;
+
+ return result;
+}
+
+bool extint_port_compare(StructurePortDesc p1, StructurePortDesc p2)
+{
+ long p1s = extint_pscore(p1);
+ long p2s = extint_pscore(p2);
+
+ artsdebug("compare; [%s] = %d ; [%s] = %d\n", p1.name().c_str(),p1s,
+ p2.name().c_str(),p2s);
+ return (p1s < p2s);
+// return -1;
+ //if(p1s == p2s) return 0;
+ //return 1;
+}
+
+ModuleInfo StructureDesc_impl::externalInterface()
+{
+ ModuleInfo result = _externalInterface;
+ vector<StructurePortDesc> sorted_ports = _ports;
+ vector<StructurePortDesc>::iterator p;
+ unsigned long l;
+/* PORT:
+ for(l=0;l<_Ports->length();l++) sorted_ports.push_back((*_Ports)[l]);
+*/
+ sort(sorted_ports.begin(),sorted_ports.end(),extint_port_compare);
+
+ l = 0;
+ for(p=sorted_ports.begin();p != sorted_ports.end();p++)
+ {
+ string pname = p->name();
+ PortType ptype = p->type();
+
+ if(ptype.direction == Arts::input)
+ ptype.direction = Arts::output;
+ else
+ ptype.direction = Arts::input;
+
+ artsdebug("externalInterface; sorted ports: %d => %s\n",l,pname.c_str());
+ result.ports.push_back(ptype);
+ result.portnames.push_back(pname);
+ l++;
+ }
+ return result;
+}
+
+vector<StructurePortDesc> *StructureDesc_impl::ports()
+{
+ return new vector<StructurePortDesc>(_ports);
+}
+
+StructurePortDesc StructureDesc_impl::createStructurePortDesc(
+ const Arts::PortType& type, const string& name)
+{
+ artsdebug("creating new port %s\n",name.c_str());
+ StructurePortDesc port(self(), name, type);
+ _ports.push_back(port);
+
+ // set the Position (put it at the end of the ports)
+ unsigned long i, count = 0;
+ for(i=0;i<_ports.size();i++)
+ {
+ if(_ports[i].type().direction == type.direction) count++;
+ }
+ assert(count > 0); // we just inserted one ;)
+ port.internalSetPosition(count-1);
+ return port;
+}
+
+void StructureDesc_impl::freeStructurePortDesc(StructurePortDesc portdesc)
+{
+ vector<StructurePortDesc>::iterator i;
+
+ for(i=_ports.begin(); i != _ports.end(); i++)
+ {
+ if(i->ID() == portdesc.ID())
+ {
+ _ports.erase(i);
+ return;
+ }
+ }
+}
+
+void StructureDesc_impl::moveStructurePortDesc(StructurePortDesc
+ portdesc, long newposition)
+{
+ const Arts::PortType& type = portdesc.type();
+
+ unsigned long i;
+ long count = 0;
+ for(i=0;i<_ports.size();i++)
+ {
+ if(_ports[i].type().direction == type.direction) count++;
+ }
+
+ if(newposition < 0) newposition = 0;
+ if(newposition > count-1) newposition = count-1;
+
+ if(newposition == portdesc.position()) return;
+
+ int delta, lower, upper;
+
+ if(newposition > portdesc.position())
+ {
+ // if the port gets a higher position, move all ports that
+ // are between it's current position and its new position down one
+ lower = portdesc.position();
+ upper = newposition;
+ delta = -1;
+ }
+ else
+ {
+ // if the port gets a lower position, move all ports that
+ // are between it's current position and its new position up one
+ lower = newposition;
+ upper = portdesc.position();
+ delta = 1;
+ }
+
+ for(i=0;i<_ports.size();i++)
+ {
+ StructurePortDesc pd = _ports[i];
+
+ if(pd.type().direction == type.direction)
+ {
+ if(pd.ID() != portdesc.ID() &&
+ pd.position() >= lower && pd.position() <= upper)
+ {
+ pd.internalSetPosition(pd.position()+delta);
+ }
+ }
+
+ }
+ portdesc.internalSetPosition(newposition);
+}
+
+void StructurePortDesc_impl::constructor(StructureDesc parent,
+ const string& name, const PortType& type)
+{
+ PortDesc_impl::constructor(ModuleDesc::null(),name,type);
+ _parentStructure = parent;
+ _ID = parent.obtainID();
+ _x = 0;
+ _y = 0;
+ _position = 0;
+}
+
+StructurePortDesc_impl::~StructurePortDesc_impl()
+{
+ // this destructor is required to make some compilers (egcs-1.1.2) compile
+}
+
+long StructurePortDesc_impl::x()
+{
+ return _x;
+}
+
+long StructurePortDesc_impl::y()
+{
+ return _y;
+}
+
+long StructurePortDesc_impl::position()
+{
+ return _position;
+}
+
+void StructurePortDesc_impl::lowerPosition()
+{
+ StructureDesc parent = _parentStructure; // weak reference
+
+ if(!parent.isNull())
+ parent.moveStructurePortDesc(self(), _position-1);
+}
+
+void StructurePortDesc_impl::raisePosition()
+{
+ StructureDesc parent = _parentStructure; // weak reference
+
+ if(!parent.isNull())
+ parent.moveStructurePortDesc(self(), _position+1);
+}
+
+void StructurePortDesc_impl::rename(const string& newname)
+{
+ _name = newname;
+}
+
+void StructurePortDesc_impl::inheritedInterface(const string& iface)
+{
+ _inheritedInterface = iface;
+}
+
+string StructurePortDesc_impl::inheritedInterface()
+{
+ return _inheritedInterface;
+}
+
+// only used by the structure to reorder the ports
+void StructurePortDesc_impl::internalSetPosition(long position)
+{
+ _position = position;
+}
+
+StructureDesc StructurePortDesc_impl::parentStructure()
+{
+ return _parentStructure;
+}
+
+bool StructurePortDesc_impl::moveTo( long X, long Y )
+{
+ // FIXME: check space
+ _x = X;
+ _y = Y;
+
+ return true;
+}
+
+/*
+ override load & save behaviour this kind of port requires that we save the type
+ of the port as well, that means all of the porttype:
+
+ enum PortDirection {input, output};
+ enum PortDataType {audio_data, string_data};
+ enum PortConnType {stream, event, property};
+ struct PortType {
+ PortDirection direction;
+ PortDataType dataType;
+ PortConnType connType;
+ };
+
+ so when saved, it will look like that:
+
+ {
+ name=fasel
+ x=4
+ y=2
+ type
+ {
+ direction=input/output
+ datatype=audio/string
+ conntype=stream/event/property
+ }
+ data
+ {
+ [original port saves here]
+ }
+ }
+*/
+
+PortType loadTypeFromList(const vector<string>& list)
+{
+ unsigned long i,loadstate = 0;
+ string cmd,param;
+ Arts::PortType result;
+
+ for(i=0;i<list.size();i++)
+ {
+ if(parse_line(list[i],cmd,param)) // otherwise: empty or comment
+ {
+ artsdebug("PortType: load-> cmd was %s\n",cmd.c_str());
+ if(cmd == "direction")
+ {
+ if(param == "input") {
+ result.direction = Arts::input;
+ }
+ else if(param == "output") {
+ result.direction = Arts::output;
+ }
+ else assert(false);
+
+ loadstate += 1;
+ } else if(cmd == "datatype") {
+ if(param == "audio") {
+ result.dataType = "float";
+ }
+ else if(param == "string") {
+ result.dataType = "string";
+ }
+ else assert(false);
+
+ loadstate += 100;
+ } else if(cmd == "conntype") {
+ if(param == "stream") {
+ result.connType = Arts::conn_stream;
+ }
+ else if(param == "event") {
+ result.connType = Arts::conn_event;
+ }
+ else if(param == "property") {
+ result.connType = Arts::conn_property;
+ artsdebug("got property stuff\n");
+ }
+ else assert(false);
+
+ loadstate += 10000;
+ }
+ }
+ }
+ assert(loadstate == 10101); // should see every member exactly once
+ result.isMultiPort = false;
+ return result;
+}
+
+void StructurePortDesc_impl::loadFromList(const vector<string>& list)
+{
+ artsdebug("structureportlist-----------\n");
+ unsigned long i;
+ string cmd,param;
+ vector<string> *typelist = 0, *datalist = 0;
+ bool haveType = false, haveData = false;
+ // need both to do restore, type first
+
+ for(i=0;i<list.size();i++)
+ {
+ if(parse_line(list[i],cmd,param)) // otherwise: empty or comment
+ {
+ artsdebug("StructurePortDesc: load-> cmd was %s\n",cmd.c_str());
+ if(cmd == "type")
+ {
+ assert(!haveType); // only allowed once
+ haveType = true;
+ typelist = getSubStringSeq(&list,i);
+ } else if(cmd == "data") {
+ assert(!haveData); // only allowed once
+ haveData = true;
+ datalist = getSubStringSeq(&list,i);
+ } else if(cmd == "x") {
+ _x = atol(param.c_str());
+ artsdebug("X set to %ld (param was %s)\n",_x,param.c_str());
+ } else if(cmd == "y") {
+ _y = atol(param.c_str());
+ artsdebug("Y set to %ld (param was %s)\n",_y,param.c_str());
+ } else if(cmd == "position") {
+ _position = atol(param.c_str());
+ artsdebug("Position set to %ld (param was %s)\n",_position,
+ param.c_str());
+ } else if(cmd == "name") {
+ _name = param;
+ artsdebug("Name set to %s\n",_name.c_str());
+ } else if(cmd == "interface") {
+ _inheritedInterface = param;
+ artsdebug("Interface set to %s\n",_inheritedInterface.c_str());
+ }
+ }
+ }
+ assert(haveType && haveData);
+
+ _type = loadTypeFromList(*typelist);
+
+ if(_type.connType == Arts::conn_property) artsdebug("have property here\n");
+ PortDesc_impl::loadFromList(*datalist);
+
+ delete typelist;
+ delete datalist;
+ artsdebug("-----------structureportlist\n");
+}
+
+vector<string> *saveTypeToList(const PortType& type)
+{
+ vector<string> *list = new vector<string>;
+
+ switch(type.direction)
+ {
+ case Arts::input: sqprintf(list,"direction=input");
+ break;
+ case Arts::output: sqprintf(list,"direction=output");
+ break;
+ default: assert(false); // should never happen!
+ }
+ if(type.dataType == "float")
+ {
+ sqprintf(list,"datatype=audio");
+ }
+ else if(type.dataType == "string")
+ {
+ sqprintf(list,"datatype=string");
+ }
+ else
+ {
+ assert(false); // should never happen!
+ }
+ switch(type.connType)
+ {
+ case Arts::conn_stream: sqprintf(list,"conntype=stream");
+ break;
+ case Arts::conn_event: sqprintf(list,"conntype=event");
+ break;
+ case Arts::conn_property: sqprintf(list,"conntype=property");
+ break;
+ default: assert(false); // should never happen!
+ }
+
+ return list;
+}
+
+vector<string> *StructurePortDesc_impl::saveToList()
+{
+ vector<string> *list = new vector<string>;
+ sqprintf(list,"name=%s",_name.c_str());
+ sqprintf(list,"x=%ld",_x);
+ sqprintf(list,"y=%ld",_y);
+ sqprintf(list,"position=%ld",_position);
+
+ if(!_inheritedInterface.empty())
+ sqprintf(list, "interface=%s",_inheritedInterface.c_str());
+
+ sqprintf(list,"type");
+
+ vector<string> *typelist = saveTypeToList(_type);
+ addSubStringSeq(list,typelist);
+ delete typelist;
+
+ sqprintf(list,"data");
+
+ vector<string> *portlist = PortDesc_impl::saveToList();
+ addSubStringSeq(list,portlist);
+ delete portlist;
+
+ return list;
+}
generated by cgit v1.2.1 (git 2.18.0) at 2024-12-23 06:58:18 +0000