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Diffstat (limited to 'engines/tony/mpal/mpalutils.cpp')
-rw-r--r-- | engines/tony/mpal/mpalutils.cpp | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/engines/tony/mpal/mpalutils.cpp b/engines/tony/mpal/mpalutils.cpp new file mode 100644 index 0000000000..92d4af37fc --- /dev/null +++ b/engines/tony/mpal/mpalutils.cpp @@ -0,0 +1,115 @@ +/* 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 "tony/mpal/mpalutils.h" +#include "tony/tony.h" +#include "common/memstream.h" + +namespace Tony { + +namespace MPAL { + +/****************************************************************************\ +* RMRes methods +\****************************************************************************/ + +/** + * Constructor + * @param resId MPAL resource to open + */ +RMRes::RMRes(uint32 resID) { + _h = g_vm->_resUpdate.queryResource(resID); + if (_h == NULL) + _h = mpalQueryResource(resID); + if (_h != NULL) + _buf = (byte *)globalLock(_h); +} + +/** + * Destructor + */ +RMRes::~RMRes() { + if (_h != NULL) { + globalUnlock(_h); + globalFree(_h); + } +} + +/** + * Returns a pointer to the resource + */ +const byte *RMRes::dataPointer() { + return _buf; +} + +/** + * Returns a pointer to the resource + */ +RMRes::operator const byte *() { + return dataPointer(); +} + +/** + * Returns the size of the resource + */ +unsigned int RMRes::size() { + return globalSize(_h); +} + +Common::SeekableReadStream *RMRes::getReadStream() { + return new Common::MemoryReadStream(_buf, size()); +} + +bool RMRes::isValid() { + return _h != NULL; +} + +/****************************************************************************\ +* RMResRaw methods +\****************************************************************************/ + +RMResRaw::RMResRaw(uint32 resID) : RMRes(resID) { +} + +RMResRaw::~RMResRaw() { +} + +const byte *RMResRaw::dataPointer() { + return _buf + 8; +} + +RMResRaw::operator const byte *() { + return dataPointer(); +} + +int RMResRaw::width() { + return READ_LE_UINT16(_buf + 4); +} + +int RMResRaw::height() { + return READ_LE_UINT16(_buf + 6); +} + +} // end of namespace MPAL + +} // end of namespace Tony |