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/* 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 "neverhood/resource.h"
#include "neverhood/resourceman.h"
namespace Neverhood {
SpriteResource::SpriteResource(NeverhoodEngine *vm)
: _vm(vm), _resourceHandle(-1), _pixels(NULL) {
}
SpriteResource::~SpriteResource() {
unload();
}
void SpriteResource::draw(byte *dest, int destPitch, bool flipX, bool flipY) {
if (_pixels) {
if (_rle) {
unpackSpriteRle(_pixels, _dimensions.width, _dimensions.height, dest, destPitch, flipX, flipY);
} else {
unpackSpriteNormal(_pixels, _dimensions.width, _dimensions.height, dest, destPitch, flipX, flipY);
}
}
}
bool SpriteResource::load(uint32 fileHash) {
// TODO: Later merge with load2 and make the mode a parameter
unload();
_resourceHandle = _vm->_res->useResource(fileHash);
debug("SpriteResource::load(0x%08X) _resourceHandle = %d", fileHash, _resourceHandle);
if (_resourceHandle != -1) {
if (_vm->_res->getResourceType(_resourceHandle) == 2) {
byte *spriteData = _vm->_res->loadResource(_resourceHandle, true);
parseBitmapResource(spriteData, &_rle, &_dimensions, NULL, NULL, &_pixels);
} else {
_vm->_res->unuseResource(_resourceHandle);
_resourceHandle = -1;
}
}
return _pixels != NULL;
}
bool SpriteResource::load2(uint32 fileHash) {
unload();
_resourceHandle = _vm->_res->useResource(fileHash);
if (_resourceHandle != -1) {
if (_vm->_res->getResourceType(_resourceHandle) == 2) {
byte *spriteData = _vm->_res->loadResource(_resourceHandle, true);
parseBitmapResource(spriteData, &_rle, &_dimensions, &_position, NULL, &_pixels);
} else {
_vm->_res->unuseResource(_resourceHandle);
_resourceHandle = -1;
}
}
return _pixels != NULL;
}
void SpriteResource::unload() {
if (_resourceHandle != -1) {
_vm->_res->unloadResource(_resourceHandle);
_vm->_res->unuseResource(_resourceHandle);
_resourceHandle = -1;
} else {
delete[] _pixels;
}
_pixels = NULL;
_rle = false;
}
PaletteResource::PaletteResource(NeverhoodEngine *vm)
: _vm(vm), _resourceHandle(-1), _palette(NULL) {
}
PaletteResource::~PaletteResource() {
unload();
}
bool PaletteResource::load(uint32 fileHash) {
unload();
_resourceHandle = _vm->_res->useResource(fileHash);
if (_resourceHandle != -1) {
_palette = _vm->_res->loadResource(_resourceHandle, true);
switch (_vm->_res->getResourceType(_resourceHandle)) {
case 2:
// Palette is stored in a bitmap
parseBitmapResource(_palette, NULL, NULL, NULL, &_palette, NULL);
break;
case 3:
// _palette already points to the correct data
break;
default:
_vm->_res->unuseResource(_resourceHandle);
_resourceHandle = -1;
break;
}
}
return _palette != NULL;
}
void PaletteResource::unload() {
if (_resourceHandle != -1) {
_vm->_res->unloadResource(_resourceHandle);
_vm->_res->unuseResource(_resourceHandle);
_resourceHandle = -1;
_palette = NULL;
}
}
void PaletteResource::copyPalette(byte *destPalette) {
if (_palette) {
memcpy(destPalette, _palette, 1024);
} else {
// TODO?: buildDefaultPalette(palette);
}
}
} // End of namespace Neverhood
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