00001 /* ResidualVM - A 3D game interpreter00002 *00003 * ResidualVM is the legal property of its developers, whose names00004 * are too numerous to list here. Please refer to the COPYRIGHT00005 * file distributed with this source distribution.00006 *00007 * This program is free software; you can redistribute it and/or00008 * modify it under the terms of the GNU General Public License00009 * as published by the Free Software Foundation; either version 200010 * of the License, or (at your option) any later version.00011 *00012 * This program is distributed in the hope that it will be useful,00013 * but WITHOUT ANY WARRANTY; without even the implied warranty of00014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the00015 * GNU General Public License for more details.00016 *00017 * You should have received a copy of the GNU General Public License00018 * along with this program; if not, write to the Free Software00019 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.00020 *00021 */00022
00023 #include "common/str.h"00024
00025 #include "engines/grim/emi/layer.h"00026
00027 #include "engines/grim/bitmap.h"00028
00029 namespace Grim {
00030
00031Layer::Layer() : _filename(""), _sortOrder(0), _frame(0), _bitmap(nullptr) {
00032 }
00033
00034Layer::Layer(constCommon::String &filename, int sortOrder) : _filename(filename), _sortOrder(sortOrder), _frame(0) {
00035 _bitmap = Bitmap::create(filename);
00036 }
00037
00038Layer::~Layer() {
00039 delete_bitmap;
00040 }
00041
00042voidLayer::draw() {
00043 _bitmap->drawLayer(_frame);
00044 }
00045
00046voidLayer::setFrame(int frame) {
00047 int numframes = _bitmap->getNumLayers();
00048 if (frame >= numframes || frame < 0) {
00049 warning("Layer::setFrame: invalid frame number: %d, numLayers: %d", frame, numframes);
00050 return;
00051 }
00052 _frame = frame;
00053 }
00054
00055voidLayer::setSortOrder(int order) {
00056 _sortOrder = order;
00057 }
00058
00059voidLayer::advanceFrame(int num) {
00060 _frame += num;
00061 int numframes = _bitmap->getNumLayers();
00062 _frame %= numframes;
00063 }
00064
00065voidLayer::saveState(SaveGame *state) {
00066 if (_bitmap) {
00067 state->writeBool(true);
00068 state->writeString(_bitmap->getFilename());
00069 } else {
00070 state->writeBool(false);
00071 }
00072 state->writeLESint32(_frame);
00073 state->writeLESint32(_sortOrder);
00074 }
00075
00076voidLayer::restoreState(SaveGame *state) {
00077 bool hasBitmap = state->readBool();
00078 if (hasBitmap)
00079 _bitmap = Bitmap::create(state->readString());
00080 _frame = state->readLESint32();
00081 _sortOrder = state->readLESint32();
00082 }
00083 }
Generated on Sat Feb 23 2019 05:01:07 for ResidualVM by 1.7.1