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/* ScummVM - Scumm Interpreter
* Copyright (C) 2001/2002 The ScummVM project
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* $Header$
*
*/
#include <stdafx.h>
#include "brenderer.h"
#include "common/engine.h" // for debug, warning, error
#include <assert.h>
void BaseRenderer::clean() {
if(_data) {
delete[] _data;
_data = 0;
_width = _height = 0;
}
}
BaseRenderer::BaseRenderer() :
_data(0),
_frame(0),
_nbframes(0),
_width(0),
_height(0) {
}
BaseRenderer::~BaseRenderer() {
clean();
}
bool BaseRenderer::initFrame(const Point & p) {
clean();
_width = p.getX();
_height = p.getY();
assert(_width && _height);
_data = new char[_width * _height];
if(!_data) error("base_renderer unable to allocate frame buffer");
return true;
}
char * BaseRenderer::lockFrame(int32 frame) {
_frame = frame;
if(!_data) error("no allocated image buffer in lock_frame");
return _data;
}
bool BaseRenderer::unlockFrame() {
return true;
}
bool BaseRenderer::flipFrame() {
save();
return true;
}
bool BaseRenderer::setPalette(const Palette & pal) {
_pal = pal;
return true;
}
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