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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 "common/events.h"
#include "common/keyboard.h"
#include "common/file.h"
#include "common/savefile.h"
#include "common/config-manager.h"
#include "base/plugins.h"
#include "base/version.h"
#include "sound/mixer.h"
#include "toltecs/toltecs.h"
#include "toltecs/resource.h"
namespace Toltecs {
/* ArchiveReader */
ArchiveReader::ArchiveReader() {
}
ArchiveReader::~ArchiveReader() {
delete[] _offsets;
}
void ArchiveReader::openArchive(const char *filename) {
open(filename);
uint32 firstOffs = readUint32LE();
uint count = firstOffs / 4;
_offsets = new uint32[count];
_offsets[0] = firstOffs;
for (uint i = 1; i < count; i++)
_offsets[i] = readUint32LE();
}
uint32 ArchiveReader::openResource(uint resIndex) {
uint32 resourceSize = getResourceSize(resIndex);
seek(_offsets[resIndex]);
return resourceSize;
}
void ArchiveReader::closeResource() {
}
uint32 ArchiveReader::getResourceSize(uint resIndex) {
return _offsets[resIndex + 1] - _offsets[resIndex];
}
void ArchiveReader::dump(uint resIndex, const char *prefix) {
int32 resourceSize = getResourceSize(resIndex);
byte *data = new byte[resourceSize];
char fn[256];
if (prefix)
snprintf(fn, 256, "%s_%04X.0", prefix, resIndex);
else
snprintf(fn, 256, "%04X.0", resIndex);
openResource(resIndex);
read(data, resourceSize);
closeResource();
FILE *o = fopen(fn, "wb");
fwrite(data, resourceSize, 1, o);
fclose(o);
delete[] data;
}
/* ResourceCache */
ResourceCache::ResourceCache(ToltecsEngine *vm) : _vm(vm) {
}
ResourceCache::~ResourceCache() {
// TODO: Delete resources
}
Resource *ResourceCache::load(uint resIndex) {
ResourceMap::iterator item = _cache.find(resIndex);
if (item != _cache.end()) {
debug(1, "ResourceCache::load(%d) From cache", resIndex);
return (*item)._value;
} else {
debug(1, "ResourceCache::load(%d) From disk", resIndex);
Resource *resItem = new Resource();
resItem->size = _vm->_arc->openResource(resIndex);
resItem->data = new byte[resItem->size];
_vm->_arc->read(resItem->data, resItem->size);
_vm->_arc->closeResource();
_cache[resIndex] = resItem;
return resItem;
}
}
} // End of namespace Toltecs
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