mirror of
https://github.com/scummvm/scummvm.git
synced 2026-06-20 05:45:29 +00:00
140 lines
3.9 KiB
C++
140 lines
3.9 KiB
C++
/* ScummVM - Graphic Adventure Engine
|
|
*
|
|
* ScummVM is the legal property of its developers, whose names
|
|
* are too numerous to list here. Please refer to the COPYRIGHT
|
|
* file distributed with this source distribution.
|
|
*
|
|
* 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, either version 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* 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, see <http://www.gnu.org/licenses/>.
|
|
*
|
|
*/
|
|
|
|
#include "ags/lib/std/memory.h"
|
|
#include "ags/shared/util/stream.h"
|
|
#include "ags/engine/ac/dynobj/script_user_object.h"
|
|
|
|
namespace AGS3 {
|
|
|
|
using namespace AGS::Shared;
|
|
|
|
// return the type name of the object
|
|
const char *ScriptUserObject::GetType() {
|
|
return "UserObject";
|
|
}
|
|
|
|
ScriptUserObject::ScriptUserObject()
|
|
: _size(0)
|
|
, _data(nullptr) {
|
|
}
|
|
|
|
ScriptUserObject::~ScriptUserObject() {
|
|
delete[] _data;
|
|
}
|
|
|
|
/* static */ ScriptUserObject *ScriptUserObject::CreateManaged(size_t size) {
|
|
ScriptUserObject *suo = new ScriptUserObject();
|
|
suo->Create(nullptr, nullptr, size);
|
|
ccRegisterManagedObject(suo, suo);
|
|
return suo;
|
|
}
|
|
|
|
void ScriptUserObject::Create(const char *data, Stream *in, size_t size) {
|
|
delete[] _data;
|
|
_data = nullptr;
|
|
|
|
_size = size;
|
|
if (_size > 0) {
|
|
_data = new char[size];
|
|
if (data)
|
|
memcpy(_data, data, _size);
|
|
else if (in)
|
|
in->Read(_data, _size);
|
|
else
|
|
memset(_data, 0, _size);
|
|
}
|
|
}
|
|
|
|
int ScriptUserObject::Dispose(const char *address, bool force) {
|
|
delete this;
|
|
return 1;
|
|
}
|
|
|
|
int ScriptUserObject::Serialize(const char *address, char *buffer, int bufsize) {
|
|
if (_size > bufsize)
|
|
// buffer not big enough, ask for a bigger one
|
|
return -_size;
|
|
|
|
memcpy(buffer, _data, _size);
|
|
return _size;
|
|
}
|
|
|
|
void ScriptUserObject::Unserialize(int index, Stream *in, size_t data_sz) {
|
|
Create(nullptr, in, data_sz);
|
|
ccRegisterUnserializedObject(index, this, this);
|
|
}
|
|
|
|
const char *ScriptUserObject::GetFieldPtr(const char *address, intptr_t offset) {
|
|
return _data + offset;
|
|
}
|
|
|
|
void ScriptUserObject::Read(const char *address, intptr_t offset, void *dest, int size) {
|
|
memcpy(dest, _data + offset, size);
|
|
}
|
|
|
|
uint8_t ScriptUserObject::ReadInt8(const char *address, intptr_t offset) {
|
|
return *(uint8_t *)(_data + offset);
|
|
}
|
|
|
|
int16_t ScriptUserObject::ReadInt16(const char *address, intptr_t offset) {
|
|
return *(int16_t *)(_data + offset);
|
|
}
|
|
|
|
int32_t ScriptUserObject::ReadInt32(const char *address, intptr_t offset) {
|
|
return *(int32_t *)(_data + offset);
|
|
}
|
|
|
|
float ScriptUserObject::ReadFloat(const char *address, intptr_t offset) {
|
|
return *(float *)(_data + offset);
|
|
}
|
|
|
|
void ScriptUserObject::Write(const char *address, intptr_t offset, void *src, int size) {
|
|
memcpy((void *)(_data + offset), src, size);
|
|
}
|
|
|
|
void ScriptUserObject::WriteInt8(const char *address, intptr_t offset, uint8_t val) {
|
|
*(uint8_t *)(_data + offset) = val;
|
|
}
|
|
|
|
void ScriptUserObject::WriteInt16(const char *address, intptr_t offset, int16_t val) {
|
|
*(int16_t *)(_data + offset) = val;
|
|
}
|
|
|
|
void ScriptUserObject::WriteInt32(const char *address, intptr_t offset, int32_t val) {
|
|
*(int32_t *)(_data + offset) = val;
|
|
}
|
|
|
|
void ScriptUserObject::WriteFloat(const char *address, intptr_t offset, float val) {
|
|
*(float *)(_data + offset) = val;
|
|
}
|
|
|
|
|
|
// Allocates managed struct containing two ints: X and Y
|
|
ScriptUserObject *ScriptStructHelpers::CreatePoint(int x, int y) {
|
|
ScriptUserObject *suo = ScriptUserObject::CreateManaged(sizeof(int32_t) * 2);
|
|
suo->WriteInt32((const char *)suo, 0, x);
|
|
suo->WriteInt32((const char *)suo, sizeof(int32_t), y);
|
|
return suo;
|
|
}
|
|
|
|
} // namespace AGS3
|