mirror of
https://github.com/libretro/scummvm.git
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117 lines
2.9 KiB
C++
117 lines
2.9 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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#include "common/archive.h"
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#include "common/debug-channels.h"
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#include "common/debug.h"
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#include "common/stream.h"
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#include "graphics/surface.h"
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#include "prince/object.h"
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#include "prince/resource.h"
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namespace Prince {
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Object::Object() : _surface(nullptr), _x(0), _y(0), _z(0), _flags(0), _width(0),
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_height(0), _zoomTime(0), _zoomSurface(nullptr)
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{
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}
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Object::~Object() {
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if (_surface != nullptr) {
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_surface->free();
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delete _surface;
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_surface = nullptr;
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}
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if (_zoomSurface != nullptr) {
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_zoomSurface->free();
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delete _zoomSurface;
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_zoomSurface = nullptr;
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}
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}
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void Object::loadSurface(Common::SeekableReadStream &stream) {
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stream.skip(4);
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_width = stream.readUint16LE();
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_height = stream.readUint16LE();
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_surface = new Graphics::Surface();
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_surface->create(_width, _height, Graphics::PixelFormat::createFormatCLUT8());
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for (int h = 0; h < _surface->h; h++) {
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stream.read(_surface->getBasePtr(0, h), _surface->w);
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}
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}
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bool Object::loadFromStream(Common::SeekableReadStream &stream) {
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int32 pos = stream.pos();
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uint16 x = stream.readUint16LE();
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if (x == 0xFFFF) {
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return false;
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}
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_x = x;
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_y = stream.readSint16LE(); // skull mini-game has some signed y coords
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const Common::String obStreamName = Common::String::format("OB%02d", stream.readUint16LE());
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Common::SeekableReadStream *obStream = SearchMan.createReadStreamForMember(obStreamName);
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if (obStream) {
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obStream = Resource::getDecompressedStream(obStream);
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loadSurface(*obStream);
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}
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delete obStream;
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_flags = stream.readUint16LE();
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_z = stream.readUint16LE();
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stream.seek(pos + 16);
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return true;
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}
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void Object::setData(AttrId dataId, int32 value) {
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switch (dataId) {
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case kObjectX:
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_x = value;
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break;
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case kObjectY:
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_y = value;
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break;
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default:
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assert(false);
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}
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}
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int32 Object::getData(AttrId dataId) {
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switch (dataId) {
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case kObjectX:
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return _x;
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case kObjectY:
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return _y;
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default:
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assert(false);
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return 0;
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}
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}
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} // End of namespace Prince
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