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(svn r23623) -Add: allow bi-directional communication with the AdminPort and GameScript

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This commit is contained in:
truebrain
2011-12-19 21:00:32 +00:00
parent 77b7366c29
commit 3a535690d4
27 changed files with 656 additions and 7 deletions
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1
src/script/api/ai/ai_event.hpp.sq
View File

@@ -45,6 +45,7 @@ void SQAIEvent_Register(Squirrel *engine)
SQAIEvent.DefSQConst(engine, ScriptEvent::ET_DISASTER_ZEPPELINER_CLEARED, "ET_DISASTER_ZEPPELINER_CLEARED");
SQAIEvent.DefSQConst(engine, ScriptEvent::ET_TOWN_FOUNDED, "ET_TOWN_FOUNDED");
SQAIEvent.DefSQConst(engine, ScriptEvent::ET_AIRCRAFT_DEST_TOO_FAR, "ET_AIRCRAFT_DEST_TOO_FAR");
SQAIEvent.DefSQConst(engine, ScriptEvent::ET_ADMIN_PORT, "ET_ADMIN_PORT");
SQAIEvent.DefSQMethod(engine, &ScriptEvent::GetEventType, "GetEventType", 1, "x");

27
src/script/api/game/game_admin.hpp.sq Normal file
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@@ -0,0 +1,27 @@
/* $Id$ */
/*
* This file is part of OpenTTD.
* OpenTTD 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.
* OpenTTD 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 OpenTTD. If not, see <http://www.gnu.org/licenses/>.
*/
/* THIS FILE IS AUTO-GENERATED; PLEASE DO NOT ALTER MANUALLY */
#include "../script_admin.hpp"
#include "../template/template_admin.hpp.sq"
template <> const char *GetClassName<ScriptAdmin, ST_GS>() { return "GSAdmin"; }
void SQGSAdmin_Register(Squirrel *engine)
{
DefSQClass<ScriptAdmin, ST_GS> SQGSAdmin("GSAdmin");
SQGSAdmin.PreRegister(engine);
SQGSAdmin.AddConstructor<void (ScriptAdmin::*)(), 1>(engine, "x");
SQGSAdmin.DefSQAdvancedStaticMethod(engine, &ScriptAdmin::Send, "Send");
SQGSAdmin.PostRegister(engine);
}

1
src/script/api/game/game_event.hpp.sq
View File

@@ -45,6 +45,7 @@ void SQGSEvent_Register(Squirrel *engine)
SQGSEvent.DefSQConst(engine, ScriptEvent::ET_DISASTER_ZEPPELINER_CLEARED, "ET_DISASTER_ZEPPELINER_CLEARED");
SQGSEvent.DefSQConst(engine, ScriptEvent::ET_TOWN_FOUNDED, "ET_TOWN_FOUNDED");
SQGSEvent.DefSQConst(engine, ScriptEvent::ET_AIRCRAFT_DEST_TOO_FAR, "ET_AIRCRAFT_DEST_TOO_FAR");
SQGSEvent.DefSQConst(engine, ScriptEvent::ET_ADMIN_PORT, "ET_ADMIN_PORT");
SQGSEvent.DefSQMethod(engine, &ScriptEvent::GetEventType, "GetEventType", 1, "x");

15
src/script/api/game/game_event_types.hpp.sq
View File

@@ -217,3 +217,18 @@ void SQGSEventTownFounded_Register(Squirrel *engine)
SQGSEventTownFounded.PostRegister(engine);
}
template <> const char *GetClassName<ScriptEventAdminPort, ST_GS>() { return "GSEventAdminPort"; }
void SQGSEventAdminPort_Register(Squirrel *engine)
{
DefSQClass<ScriptEventAdminPort, ST_GS> SQGSEventAdminPort("GSEventAdminPort");
SQGSEventAdminPort.PreRegister(engine, "GSEvent");
SQGSEventAdminPort.DefSQStaticMethod(engine, &ScriptEventAdminPort::Convert, "Convert", 2, ".x");
SQGSEventAdminPort.DefSQAdvancedMethod(engine, &ScriptEventAdminPort::GetObject, "GetObject");
SQGSEventAdminPort.PostRegister(engine);
}

151
src/script/api/script_admin.cpp Normal file
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@@ -0,0 +1,151 @@
/* $Id$ */
/*
* This file is part of OpenTTD.
* OpenTTD 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.
* OpenTTD 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 OpenTTD. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file script_admin.cpp Implementation of ScriptAdmin. */
#include "../../stdafx.h"
#include "script_admin.hpp"
#include "script_log.hpp"
#include "../../network/network_admin.h"
#include "../script_instance.hpp"
#include "../../game/game.hpp"
/* static */ bool ScriptAdmin::MakeJSON(HSQUIRRELVM vm, SQInteger index, int max_depth, std::string &data)
{
if (max_depth == 0) {
ScriptLog::Error("Send parameters can only be nested to 25 deep. No data sent."); // SQUIRREL_MAX_DEPTH = 25
return false;
}
switch (sq_gettype(vm, index)) {
case OT_INTEGER: {
SQInteger res;
sq_getinteger(vm, index, &res);
char buf[10];
snprintf(buf, sizeof(buf), "%d", (int32)res);
data = buf;
return true;
}
case OT_STRING: {
const SQChar *res;
sq_getstring(vm, index, &res);
/* @bug if a string longer than 512 characters is given to SQ2OTTD, the
* internal buffer overflows. */
const char *buf = SQ2OTTD(res);
size_t len = strlen(buf) + 1;
if (len >= 255) {
ScriptLog::Error("Maximum string length is 254 chars. No data sent.");
return false;
}
data = std::string("\"") + buf + "\"";
return true;
}
case OT_ARRAY: {
data = "[ ";
bool first = true;
sq_pushnull(vm);
while (SQ_SUCCEEDED(sq_next(vm, index - 1))) {
if (!first) data += ", ";
if (first) first = false;
std::string tmp;
bool res = MakeJSON(vm, -1, max_depth - 1, tmp);
sq_pop(vm, 2);
if (!res) {
sq_pop(vm, 1);
return false;
}
data += tmp;
}
sq_pop(vm, 1);
data += " ]";
return true;
}
case OT_TABLE: {
data = "{ ";
bool first = true;
sq_pushnull(vm);
while (SQ_SUCCEEDED(sq_next(vm, index - 1))) {
if (!first) data += ", ";
if (first) first = false;
std::string key;
std::string value;
/* Store the key + value */
bool res = MakeJSON(vm, -2, max_depth - 1, key) && MakeJSON(vm, -1, max_depth - 1, value);
sq_pop(vm, 2);
if (!res) {
sq_pop(vm, 1);
return false;
}
data += key + ": " + value;
}
sq_pop(vm, 1);
data += " }";
return true;
}
case OT_BOOL: {
SQBool res;
sq_getbool(vm, index, &res);
if (res) {
data = "true";
return true;
}
data = "false";
return true;
}
case OT_NULL: {
data = "null";
return true;
}
default:
ScriptLog::Error("You tried to send an unsupported type. No data sent.");
return false;
}
}
/* static */ SQInteger ScriptAdmin::Send(HSQUIRRELVM vm)
{
if (sq_gettop(vm) - 1 != 1) return sq_throwerror(vm, _SC("wrong number of parameters"));
if (sq_gettype(vm, 2) != OT_TABLE) {
return sq_throwerror(vm, _SC("ScriptAdmin::Send requires a table as first parameter. No data sent."));
}
std::string json;
ScriptAdmin::MakeJSON(vm, -1, SQUIRREL_MAX_DEPTH, json);
#ifdef ENABLE_NETWORK
if (json.length() > NETWORK_GAMESCRIPT_JSON_LENGTH) {
ScriptLog::Error("You are trying to send a table that is too large to the AdminPort. No data sent.");
sq_pushinteger(vm, 0);
return 1;
}
NetworkAdminGameScript(json.c_str());
#endif /* ENABLE_NETWORK */
sq_pushinteger(vm, 1);
return 1;
}

53
src/script/api/script_admin.hpp Normal file
View File

@@ -0,0 +1,53 @@
/* $Id$ */
/*
* This file is part of OpenTTD.
* OpenTTD 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.
* OpenTTD 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 OpenTTD. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file script_admin.hpp Everything to communicate with the AdminPort. */
#ifndef SCRIPT_ADMIN_HPP
#define SCRIPT_ADMIN_HPP
#include <string>
#include "script_object.hpp"
/**
* Class that handles communication with the AdminPort.
* @api game
*/
class ScriptAdmin : public ScriptObject {
public:
#ifndef DOXYGEN_API
/**
* Internal representation of the Send function.
*/
static SQInteger Send(HSQUIRRELVM vm);
#else
/**
* Send information to the AdminPort. The information can be anything
* as long as it isn't a class or instance thereof.
* @param table The information to send, in a table. For example: { param = "param" }.
* @return True if and only if the data was successfully converted to JSON
* and send to the AdminPort.
* @note If the resulting JSON of your table is larger than 1450 bytes,
* nothing will be sent (and false will be returned).
*/
static bool Send(table);
#endif /* DOXYGEN_API */
private:
/**
* Convert a Squirrel structure into a JSON string.
* @param vm The VM to operate on.
* @param index The index we are currently working for.
* @param max_depth The maximal depth to follow the squirrel struct.
* @param data The resulting json string.
*/
static bool MakeJSON(HSQUIRRELVM vm, SQInteger index, int max_depth, std::string &data);
};
#endif /* SCRIPT_ADMIN_HPP */

1
src/script/api/script_event.hpp
View File

@@ -50,6 +50,7 @@ public:
ET_DISASTER_ZEPPELINER_CLEARED,
ET_TOWN_FOUNDED,
ET_AIRCRAFT_DEST_TOO_FAR,
ET_ADMIN_PORT,
};
/**

183
src/script/api/script_event_types.cpp
View File

@@ -12,6 +12,7 @@
#include "../../stdafx.h"
#include "script_event_types.hpp"
#include "script_vehicle.hpp"
#include "script_log.hpp"
#include "../../command_type.h"
#include "../../strings_func.h"
#include "../../settings_type.h"
@@ -119,3 +120,185 @@ bool ScriptEventCompanyAskMerger::AcceptMerger()
{
return ScriptObject::DoCommand(0, this->owner, 0, CMD_BUY_COMPANY);
}
#define SKIP_EMPTY(p) while (*(p) == ' ' || *(p) == '\n' || *(p) == '\r') (p)++;
#define RETURN_ERROR(stack) { ScriptLog::Error("Received invalid JSON data from AdminPort."); if (stack != 0) sq_pop(vm, stack); return NULL; }
SQInteger ScriptEventAdminPort::GetObject(HSQUIRRELVM vm)
{
char *p = this->json;
if (this->ReadTable(vm, p) == NULL) {
sq_pushnull(vm);
return 1;
}
return 1;
}
char *ScriptEventAdminPort::ReadString(HSQUIRRELVM vm, char *p)
{
char *value = p;
bool escape = false;
for (;;) {
if (*p == '\\') {
escape = true;
p++;
continue;
}
if (*p == '"' && escape) {
escape = false;
p++;
continue;
}
escape = false;
if (*p == '"') break;
if (*p == '\0') RETURN_ERROR(0);
p++;
}
*p = '\0';
sq_pushstring(vm, OTTD2SQ(value), -1);
*p++ = '"';
return p;
}
char *ScriptEventAdminPort::ReadTable(HSQUIRRELVM vm, char *p)
{
sq_newtable(vm);
SKIP_EMPTY(p);
if (*p++ != '{') RETURN_ERROR(1);
for (;;) {
SKIP_EMPTY(p);
if (*p++ != '"') RETURN_ERROR(1);
p = ReadString(vm, p);
if (p == NULL) {
sq_pop(vm, 1);
return NULL;
}
SKIP_EMPTY(p);
if (*p++ != ':') RETURN_ERROR(2);
p = this->ReadValue(vm, p);
if (p == NULL) {
sq_pop(vm, 2);
return NULL;
}
sq_rawset(vm, -3);
/* The key (-2) and value (-1) are popped from the stack by squirrel. */
SKIP_EMPTY(p);
if (*p == ',') {
p++;
continue;
}
break;
}
SKIP_EMPTY(p);
if (*p++ != '}') RETURN_ERROR(1);
return p;
}
char *ScriptEventAdminPort::ReadValue(HSQUIRRELVM vm, char *p)
{
SKIP_EMPTY(p);
if (strncmp(p, "false", 5) == 0) {
sq_pushinteger(vm, 0);
return p + 5;
}
if (strncmp(p, "true", 4) == 0) {
sq_pushinteger(vm, 1);
return p + 4;
}
if (strncmp(p, "null", 4) == 0) {
sq_pushnull(vm);
return p + 4;
}
switch (*p) {
case '"': {
/* String */
p = ReadString(vm, ++p);
if (p == NULL) return NULL;
break;
}
case '{': {
/* Table */
p = this->ReadTable(vm, p);
if (p == NULL) return NULL;
break;
}
case '[': {
/* Array */
sq_newarray(vm, 0);
while (*p++ != ']') {
p = this->ReadValue(vm, p);
if (p == NULL) {
sq_pop(vm, 1);
return NULL;
}
sq_arrayappend(vm, -2);
SKIP_EMPTY(p);
if (*p == ',') continue;
if (*p == ']') break;
RETURN_ERROR(1);
}
p++;
break;
}
case '1': case '2': case '3': case '4': case '5':
case '6': case '7': case '8': case '9': case '0':
case '-': {
/* Integer */
const char *value = p++;
for (;;) {
switch (*p++) {
case '1': case '2': case '3': case '4': case '5':
case '6': case '7': case '8': case '9': case '0':
continue;
default:
break;
}
p--;
break;
}
int res = atoi(value);
sq_pushinteger(vm, (SQInteger)res);
break;
}
default:
RETURN_ERROR(0);
}
return p;
}
#undef SKIP_EMPTY
#undef RETURN_ERROR

56
src/script/api/script_event_types.hpp
View File

@@ -829,4 +829,60 @@ private:
VehicleID vehicle_id; ///< The vehicle aircraft whose destination is too far away.
};
/**
* Event Admin Port, indicating the admin port is sending you information.
* @api game
*/
class ScriptEventAdminPort : public ScriptEvent {
public:
/**
* @param json The JSON string which got sent.
*/
ScriptEventAdminPort(const char *json) :
ScriptEvent(ET_ADMIN_PORT),
json(strdup(json))
{}
~ScriptEventAdminPort()
{
free(this->json);
}
/**
* Convert an ScriptEvent to the real instance.
* @param instance The instance to convert.
* @return The converted instance.
*/
static ScriptEventAdminPort *Convert(ScriptEvent *instance) { return (ScriptEventAdminPort *)instance; }
/**
* Get the information that was sent to you back as Squirrel object.
*/
SQInteger GetObject(HSQUIRRELVM vm);
private:
char *json; ///< The JSON string.
/**
* Read a table from a JSON string.
* @param vm The VM used.
* @param p The (part of the) JSON string reading.
*/
char *ReadTable(HSQUIRRELVM vm, char *p);
/**
* Read a value from a JSON string.
* @param vm The VM used.
* @param p The (part of the) JSON string reading.
*/
char *ReadValue(HSQUIRRELVM vm, char *p);
/**
* Read a string from a JSON string.
* @param vm The VM used.
* @param p The (part of the) JSON string reading.
*/
char *ReadString(HSQUIRRELVM vm, char *p);
};
#endif /* SCRIPT_EVENT_TYPES_HPP */

6
src/script/api/squirrel_export.awk
View File

@@ -385,7 +385,11 @@ BEGIN {
if (mlen <= length(static_methods[i, 0])) mlen = length(static_methods[i, 0])
}
for (i = 1; i <= static_method_size; i++) {
print " SQ" api_cls ".DefSQStaticMethod(engine, &" cls "::" static_methods[i, 0] ", " substr(spaces, 1, mlen - length(static_methods[i, 0])) "\"" static_methods[i, 0] "\", " substr(spaces, 1, mlen - length(static_methods[i, 0])) "" static_methods[i, 1] ", \"" static_methods[i, 2] "\");"
if (static_methods[i, 2] == "v") {
print " SQ" api_cls ".DefSQAdvancedStaticMethod(engine, &" cls "::" static_methods[i, 0] ", " substr(spaces, 1, mlen - length(static_methods[i, 0]) - 8) "\"" static_methods[i, 0] "\");"
} else {
print " SQ" api_cls ".DefSQStaticMethod(engine, &" cls "::" static_methods[i, 0] ", " substr(spaces, 1, mlen - length(static_methods[i, 0])) "\"" static_methods[i, 0] "\", " substr(spaces, 1, mlen - length(static_methods[i, 0])) "" static_methods[i, 1] ", \"" static_methods[i, 2] "\");"
}
delete static_methods[i]
}
if (static_method_size != 0) print ""

21
src/script/api/template/template_admin.hpp.sq Normal file
View File

@@ -0,0 +1,21 @@
/* $Id$ */
/*
* This file is part of OpenTTD.
* OpenTTD 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.
* OpenTTD 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 OpenTTD. If not, see <http://www.gnu.org/licenses/>.
*/
/* THIS FILE IS AUTO-GENERATED; PLEASE DO NOT ALTER MANUALLY */
#include "../script_admin.hpp"
namespace SQConvert {
/* Allow ScriptAdmin to be used as Squirrel parameter */
template <> inline ScriptAdmin *GetParam(ForceType<ScriptAdmin *>, HSQUIRRELVM vm, int index, SQAutoFreePointers *ptr) { SQUserPointer instance; sq_getinstanceup(vm, index, &instance, 0); return (ScriptAdmin *)instance; }
template <> inline ScriptAdmin &GetParam(ForceType<ScriptAdmin &>, HSQUIRRELVM vm, int index, SQAutoFreePointers *ptr) { SQUserPointer instance; sq_getinstanceup(vm, index, &instance, 0); return *(ScriptAdmin *)instance; }
template <> inline const ScriptAdmin *GetParam(ForceType<const ScriptAdmin *>, HSQUIRRELVM vm, int index, SQAutoFreePointers *ptr) { SQUserPointer instance; sq_getinstanceup(vm, index, &instance, 0); return (ScriptAdmin *)instance; }
template <> inline const ScriptAdmin &GetParam(ForceType<const ScriptAdmin &>, HSQUIRRELVM vm, int index, SQAutoFreePointers *ptr) { SQUserPointer instance; sq_getinstanceup(vm, index, &instance, 0); return *(ScriptAdmin *)instance; }
template <> inline int Return<ScriptAdmin *>(HSQUIRRELVM vm, ScriptAdmin *res) { if (res == NULL) { sq_pushnull(vm); return 1; } res->AddRef(); Squirrel::CreateClassInstanceVM(vm, "Admin", res, NULL, DefSQDestructorCallback<ScriptAdmin>, true); return 1; }
} // namespace SQConvert

9
src/script/api/template/template_event_types.hpp.sq
View File

@@ -212,3 +212,12 @@ namespace SQConvert {
template <> inline const ScriptEventAircraftDestTooFar &GetParam(ForceType<const ScriptEventAircraftDestTooFar &>, HSQUIRRELVM vm, int index, SQAutoFreePointers *ptr) { SQUserPointer instance; sq_getinstanceup(vm, index, &instance, 0); return *(ScriptEventAircraftDestTooFar *)instance; }
template <> inline int Return<ScriptEventAircraftDestTooFar *>(HSQUIRRELVM vm, ScriptEventAircraftDestTooFar *res) { if (res == NULL) { sq_pushnull(vm); return 1; } res->AddRef(); Squirrel::CreateClassInstanceVM(vm, "EventAircraftDestTooFar", res, NULL, DefSQDestructorCallback<ScriptEventAircraftDestTooFar>, true); return 1; }
} // namespace SQConvert
namespace SQConvert {
/* Allow ScriptEventAdminPort to be used as Squirrel parameter */
template <> inline ScriptEventAdminPort *GetParam(ForceType<ScriptEventAdminPort *>, HSQUIRRELVM vm, int index, SQAutoFreePointers *ptr) { SQUserPointer instance; sq_getinstanceup(vm, index, &instance, 0); return (ScriptEventAdminPort *)instance; }
template <> inline ScriptEventAdminPort &GetParam(ForceType<ScriptEventAdminPort &>, HSQUIRRELVM vm, int index, SQAutoFreePointers *ptr) { SQUserPointer instance; sq_getinstanceup(vm, index, &instance, 0); return *(ScriptEventAdminPort *)instance; }
template <> inline const ScriptEventAdminPort *GetParam(ForceType<const ScriptEventAdminPort *>, HSQUIRRELVM vm, int index, SQAutoFreePointers *ptr) { SQUserPointer instance; sq_getinstanceup(vm, index, &instance, 0); return (ScriptEventAdminPort *)instance; }
template <> inline const ScriptEventAdminPort &GetParam(ForceType<const ScriptEventAdminPort &>, HSQUIRRELVM vm, int index, SQAutoFreePointers *ptr) { SQUserPointer instance; sq_getinstanceup(vm, index, &instance, 0); return *(ScriptEventAdminPort *)instance; }
template <> inline int Return<ScriptEventAdminPort *>(HSQUIRRELVM vm, ScriptEventAdminPort *res) { if (res == NULL) { sq_pushnull(vm); return 1; } res->AddRef(); Squirrel::CreateClassInstanceVM(vm, "EventAdminPort", res, NULL, DefSQDestructorCallback<ScriptEventAdminPort>, true); return 1; }
} // namespace SQConvert

10
src/script/script_instance.cpp
View File

@@ -297,12 +297,10 @@ static const SaveLoad _script_byte[] = {
SLE_END()
};
static const uint SCRIPTSAVE_MAX_DEPTH = 25; ///< The maximum recursive depth for items stored in the savegame.
/* static */ bool ScriptInstance::SaveObject(HSQUIRRELVM vm, SQInteger index, int max_depth, bool test)
{
if (max_depth == 0) {
ScriptLog::Error("Savedata can only be nested to 25 deep. No data saved.");
ScriptLog::Error("Savedata can only be nested to 25 deep. No data saved."); // SQUIRREL_MAX_DEPTH = 25
return false;
}
@@ -439,7 +437,7 @@ void ScriptInstance::Save()
_script_sl_byte = 1;
SlObject(NULL, _script_byte);
/* Save the data that was just loaded. */
SaveObject(vm, -1, SCRIPTSAVE_MAX_DEPTH, false);
SaveObject(vm, -1, SQUIRREL_MAX_DEPTH, false);
} else if (!this->is_started) {
SaveEmpty();
return;
@@ -478,10 +476,10 @@ void ScriptInstance::Save()
return;
}
sq_pushobject(vm, savedata);
if (SaveObject(vm, -1, SCRIPTSAVE_MAX_DEPTH, true)) {
if (SaveObject(vm, -1, SQUIRREL_MAX_DEPTH, true)) {
_script_sl_byte = 1;
SlObject(NULL, _script_byte);
SaveObject(vm, -1, SCRIPTSAVE_MAX_DEPTH, false);
SaveObject(vm, -1, SQUIRREL_MAX_DEPTH, false);
this->is_save_data_on_stack = true;
} else {
SaveEmpty();

2
src/script/script_instance.hpp
View File

@@ -17,6 +17,8 @@
#include "../command_type.h"
static const uint SQUIRREL_MAX_DEPTH = 25; ///< The maximum recursive depth for items stored in the savegame.
/** Runtime information about a script like a pointer to the squirrel vm and the current state. */
class ScriptInstance {
public:

10
src/script/squirrel_class.hpp
View File

@@ -71,6 +71,16 @@ public:
engine->AddMethod(function_name, DefSQStaticCallback<CL, Func>, 0, NULL, &function_proc, sizeof(function_proc));
}
/**
* This defines a static method inside a class for Squirrel, which has access to the 'engine' (experts only!).
*/
template <typename Func>
void DefSQAdvancedStaticMethod(Squirrel *engine, Func function_proc, const char *function_name)
{
using namespace SQConvert;
engine->AddMethod(function_name, DefSQAdvancedStaticCallback<CL, Func>, 0, NULL, &function_proc, sizeof(function_proc));
}
/**
* This defines a static method inside a class for Squirrel with defined params.
* @note If you define nparam, make sure that he first param is always 'x',

22
src/script/squirrel_helper.hpp
View File

@@ -831,6 +831,28 @@ namespace SQConvert {
}
}
/**
* A general template for all static advanced method callbacks from Squirrel.
* In here the function_proc is recovered, and the SQCall is called that
* can handle this exact amount of params.
*/
template <typename Tcls, typename Tmethod>
inline SQInteger DefSQAdvancedStaticCallback(HSQUIRRELVM vm)
{
/* Find the amount of params we got */
int nparam = sq_gettop(vm);
SQUserPointer ptr = NULL;
/* Get the real function pointer */
sq_getuserdata(vm, nparam, &ptr, 0);
/* Remove the userdata from the stack */
sq_pop(vm, 1);
/* Call the function, which its only param is always the VM */
return (SQInteger)(*(*(Tmethod *)ptr))(vm);
}
/**
* A general template for the destructor of SQ instances. This is needed
* here as it has to be in the same scope as DefSQConstructorCallback.