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/* 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 2
* 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#include "bladerunner/savefile.h"
#include "bladerunner/boundingbox.h"
#include "bladerunner/vector.h"
#include "common/rect.h"
#include "common/savefile.h"
#include "common/system.h"
#include "graphics/thumbnail.h"
namespace BladeRunner {
bool SaveFile::readHeader(Common::SeekableReadStream &in, SaveFileHeader &header, bool skipThumbnail) {
SaveFileReadStream s(in);
if (s.readUint32BE() != kTag) {
warning("No header found in save file");
return false;
}
header._version = s.readByte();
if (header._version != kVersion) {
warning("Unsupported version of save file %u, supported is %u", header._version, kVersion);
return false;
}
header._name = s.readStringSz(kNameLength);
header._year = s.readUint16LE();
header._month = s.readUint16LE();
header._day = s.readUint16LE();
header._hour = s.readUint16LE();
header._minute = s.readUint16LE();
header._thumbnail = nullptr;
if (!skipThumbnail) {
header._thumbnail = new Graphics::Surface(); // freed by ScummVM's smartptr
int32 pos = s.pos();
s.skip(4); //skip size;
void *thumbnailData = new byte[kThumbnailSize]; // freed by ScummVM's smartptr
s.read(thumbnailData, kThumbnailSize);
// TODO: cleanup - remove magic constants
header._thumbnail->init(80, 60, 160, thumbnailData, Graphics::PixelFormat(2, 5, 5, 5, 0, 10, 5, 0, 0));
s.seek(pos);
}
return true;
}
bool SaveFile::writeHeader(Common::WriteStream &out, SaveFileHeader &header) {
SaveFileWriteStream s(out);
s.writeUint32BE(kTag);
s.writeByte(kVersion);
s.writeStringSz(header._name, kNameLength);
TimeDate td;
g_system->getTimeAndDate(td);
s.writeUint16LE(td.tm_year + 1900);
s.writeUint16LE(td.tm_mon + 1);
s.writeUint16LE(td.tm_mday);
s.writeUint16LE(td.tm_hour);
s.writeUint16LE(td.tm_min);
return true;
}
SaveFileWriteStream::SaveFileWriteStream(Common::WriteStream &s) : _s(s) {}
void SaveFileWriteStream::debug(char *p) {
write(p, strlen(p) + 1);
}
void SaveFileWriteStream::padBytes(int count) {
for (int i = 0; i < count; ++i) {
writeByte(0);
}
}
void SaveFileWriteStream::writeInt(int v) {
writeUint32LE(v);
}
void SaveFileWriteStream::writeFloat(float v) {
writeFloatLE(v);
}
void SaveFileWriteStream::writeBool(bool v) {
writeUint32LE(v);
}
void SaveFileWriteStream::writeStringSz(const Common::String &s, int sz) {
assert(s.size() < (uint)sz);
write(s.begin(), s.size());
padBytes((uint)sz - s.size());
}
void SaveFileWriteStream::writeVector2(const Vector2 &v) {
writeFloatLE(v.x);
writeFloatLE(v.y);
}
void SaveFileWriteStream::writeVector3(const Vector3 &v) {
writeFloatLE(v.x);
writeFloatLE(v.y);
writeFloatLE(v.z);
}
void SaveFileWriteStream::writeRect(const Common::Rect &v) {
writeUint32LE(v.left);
writeUint32LE(v.top);
writeUint32LE(v.right);
writeUint32LE(v.bottom);
}
void SaveFileWriteStream::writeBoundingBox(const BoundingBox &v, bool serialized) {
float x0, y0, z0, x1, y1, z1;
v.getXYZ(&x0, &y0, &z0, &x1, &y1, &z1);
writeFloatLE(x0);
writeFloatLE(y0);
writeFloatLE(z0);
writeFloatLE(x1);
writeFloatLE(y1);
writeFloatLE(z1);
// Bounding boxes have a lot of extra data that's never actually used
int count = serialized ? 96 : 64;
for (int i = 0; i < count; ++i) {
writeFloatLE(0.0f);
}
}
SaveFileReadStream::SaveFileReadStream(Common::SeekableReadStream &s) : _s(s) {}
int SaveFileReadStream::readInt() {
return readUint32LE();
}
float SaveFileReadStream::readFloat() {
return readFloatLE();
}
bool SaveFileReadStream::readBool() {
return readUint32LE();
}
Common::String SaveFileReadStream::readStringSz(int sz) {
char *buf = new char[sz];
read(buf, sz);
Common::String result = buf;
delete[] buf;
return result;
}
Vector2 SaveFileReadStream::readVector2() {
Vector2 result;
result.x = readFloatLE();
result.y = readFloatLE();
return result;
}
Vector3 SaveFileReadStream::readVector3() {
Vector3 result;
result.x = readFloatLE();
result.y = readFloatLE();
result.z = readFloatLE();
return result;
}
Common::Rect SaveFileReadStream::readRect() {
Common::Rect result;
result.left = readUint32LE();
result.top = readUint32LE();
result.right = readUint32LE();
result.bottom = readUint32LE();
return result;
}
BoundingBox SaveFileReadStream::readBoundingBox(bool serialized) {
float x0, y0, z0, x1, y1, z1;
x0 = readFloatLE();
y0 = readFloatLE();
z0 = readFloatLE();
x1 = readFloatLE();
y1 = readFloatLE();
z1 = readFloatLE();
// Bounding boxes have a lot of extra data that's never actually used, and there two formats for storing bounding boxes.
int count = serialized ? 96 : 64;
for (int i = 0; i < count; ++i) {
readFloatLE();
}
return BoundingBox(x0, y0, z0, x1, y1, z1);
}
} // End of namespace BladeRunner
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