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Diffstat (limited to 'engines/prince/object.cpp')
-rw-r--r-- | engines/prince/object.cpp | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/engines/prince/object.cpp b/engines/prince/object.cpp new file mode 100644 index 0000000000..a9a96455b1 --- /dev/null +++ b/engines/prince/object.cpp @@ -0,0 +1,113 @@ +/* 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/archive.h" +#include "common/debug-channels.h" +#include "common/debug.h" +#include "common/stream.h" + +#include "graphics/surface.h" + +#include "prince/object.h" + +namespace Prince { + +Object::Object() : _surface(nullptr), _x(0), _y(0), _z(0), _flags(0), _width(0), + _height(0), _zoomTime(0), _zoomSurface(nullptr) +{ +} + +Object::~Object() { + if (_surface != nullptr) { + _surface->free(); + delete _surface; + _surface = nullptr; + } + if (_zoomSurface != nullptr) { + _zoomSurface->free(); + delete _zoomSurface; + _zoomSurface = nullptr; + } +} + +void Object::loadSurface(Common::SeekableReadStream &stream) { + stream.skip(4); + _width = stream.readUint16LE(); + _height = stream.readUint16LE(); + _surface = new Graphics::Surface(); + _surface->create(_width, _height, Graphics::PixelFormat::createFormatCLUT8()); + + for (int h = 0; h < _surface->h; h++) { + stream.read(_surface->getBasePtr(0, h), _surface->w); + } +} + +bool Object::loadFromStream(Common::SeekableReadStream &stream) { + int32 pos = stream.pos(); + uint16 x = stream.readUint16LE(); + if (x == 0xFFFF) { + return false; + } + _x = x; + _y = stream.readSint16LE(); // skull mini-game has some signed y coords + + const Common::String obStreamName = Common::String::format("OB%02d", stream.readUint16LE()); + Common::SeekableReadStream *obStream = SearchMan.createReadStreamForMember(obStreamName); + if (obStream) { + loadSurface(*obStream); + } + delete obStream; + + _flags = stream.readUint16LE(); + _z = stream.readUint16LE(); + + stream.seek(pos + 16); + + return true; +} + +void Object::setData(AttrId dataId, int32 value) { + switch (dataId) { + case kObjectX: + _x = value; + break; + case kObjectY: + _y = value; + break; + default: + assert(false); + } +} + +int32 Object::getData(AttrId dataId) { + switch (dataId) { + case kObjectX: + return _x; + case kObjectY: + return _y; + default: + assert(false); + return 0; + } +} + +} // End of namespace Prince |