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Diffstat (limited to 'engines/gob/rxyfile.cpp')
-rw-r--r-- | engines/gob/rxyfile.cpp | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/engines/gob/rxyfile.cpp b/engines/gob/rxyfile.cpp new file mode 100644 index 0000000000..5311eece0f --- /dev/null +++ b/engines/gob/rxyfile.cpp @@ -0,0 +1,82 @@ +/* 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/stream.h" + +#include "gob/rxyfile.h" + +namespace Gob { + +RXYFile::RXYFile(Common::SeekableReadStream &rxy) : _width(0), _height(0) { + load(rxy); +} + +RXYFile::~RXYFile() { +} + +uint RXYFile::size() const { + return _coords.size(); +} + +uint16 RXYFile::getWidth() const { + return _width; +} + +uint16 RXYFile::getHeight() const { + return _height; +} + +uint16 RXYFile::getRealCount() const { + return _realCount; +} + +const RXYFile::Coordinates &RXYFile::operator[](uint i) const { + assert(i < _coords.size()); + + return _coords[i]; +} + +void RXYFile::load(Common::SeekableReadStream &rxy) { + if (rxy.size() < 2) + return; + + rxy.seek(0); + + _realCount = rxy.readUint16LE(); + + uint16 count = (rxy.size() - 2) / 8; + + _coords.resize(count); + for (CoordArray::iterator c = _coords.begin(); c != _coords.end(); ++c) { + c->left = rxy.readUint16LE(); + c->right = rxy.readUint16LE(); + c->top = rxy.readUint16LE(); + c->bottom = rxy.readUint16LE(); + + if (c->left != 0xFFFF) { + _width = MAX<uint16>(_width , c->right + 1); + _height = MAX<uint16>(_height, c->bottom + 1); + } + } +} + +} // End of namespace Gob |