mirror of
https://github.com/libretro/scummvm.git
synced 2024-12-14 21:59:17 +00:00
261 lines
6.4 KiB
C++
261 lines
6.4 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 modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (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, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "common/stream.h"
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#include "common/substream.h"
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#include "common/str.h"
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#include "gob/gob.h"
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#include "gob/util.h"
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#include "gob/surface.h"
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#include "gob/video.h"
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#include "gob/dataio.h"
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#include "gob/rxyfile.h"
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#include "gob/cmpfile.h"
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namespace Gob {
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CMPFile::CMPFile(GobEngine *vm, const Common::String &baseName,
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uint16 width, uint16 height, uint8 bpp) :
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_vm(vm), _width(width), _height(height), _bpp(bpp), _maxWidth(0), _maxHeight(0),
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_surface(nullptr), _coordinates(nullptr) {
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if (baseName.empty())
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return;
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const Common::String rxyFile = Util::setExtension(baseName, ".RXY");
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const Common::String cmpFile = Util::setExtension(baseName, ".CMP");
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if (!_vm->_dataIO->hasFile(cmpFile))
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return;
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loadRXY(rxyFile);
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createSurface();
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loadCMP(cmpFile);
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}
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CMPFile::CMPFile(GobEngine *vm, const Common::String &cmpFile, const Common::String &rxyFile,
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uint16 width, uint16 height, uint8 bpp) :
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_vm(vm), _width(width), _height(height), _bpp(bpp), _maxWidth(0), _maxHeight(0),
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_surface(nullptr), _coordinates(nullptr) {
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if (cmpFile.empty() || !_vm->_dataIO->hasFile(cmpFile))
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return;
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loadRXY(rxyFile);
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createSurface();
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loadCMP(cmpFile);
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}
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CMPFile::CMPFile(GobEngine *vm, Common::SeekableReadStream &cmp, Common::SeekableReadStream &rxy,
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uint16 width, uint16 height, uint8 bpp) :
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_vm(vm), _width(width), _height(height), _bpp(bpp), _maxWidth(0), _maxHeight(0),
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_surface(nullptr), _coordinates(nullptr) {
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loadRXY(rxy);
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createSurface();
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loadCMP(cmp);
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}
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CMPFile::CMPFile(GobEngine *vm, Common::SeekableReadStream &cmp,
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uint16 width, uint16 height, uint8 bpp) :
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_vm(vm), _width(width), _height(height), _bpp(bpp), _maxWidth(0), _maxHeight(0),
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_surface(nullptr), _coordinates(nullptr) {
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createRXY();
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createSurface();
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loadCMP(cmp);
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}
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CMPFile::~CMPFile() {
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delete _surface;
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delete _coordinates;
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}
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bool CMPFile::empty() const {
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return (_surface == nullptr) || (_coordinates == nullptr);
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}
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uint16 CMPFile::getSpriteCount() const {
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if (empty())
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return 0;
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return _coordinates->size();
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}
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void CMPFile::loadCMP(const Common::String &cmp) {
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Common::SeekableReadStream *dataCMP = _vm->_dataIO->getFile(cmp);
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if (!dataCMP)
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return;
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loadCMP(*dataCMP);
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delete dataCMP;
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}
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void CMPFile::loadRXY(const Common::String &rxy) {
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Common::SeekableReadStream *dataRXY = nullptr;
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if (!rxy.empty())
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dataRXY = _vm->_dataIO->getFile(rxy);
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if (dataRXY)
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loadRXY(*dataRXY);
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else
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createRXY();
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_height = _coordinates->getHeight();
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delete dataRXY;
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}
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void CMPFile::loadCMP(Common::SeekableReadStream &cmp) {
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uint32 size = cmp.size();
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byte *data = new byte[size];
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if (cmp.read(data, size) != size) {
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delete[] data;
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return;
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}
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_vm->_video->drawPackedSprite(data, _surface->getWidth(), _surface->getHeight(), 0, 0, 0, *_surface);
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delete[] data;
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}
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void CMPFile::loadRXY(Common::SeekableReadStream &rxy) {
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bool bigEndian = (_vm->getEndiannessMethod() == kEndiannessMethodBE) ||
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((_vm->getEndiannessMethod() == kEndiannessMethodSystem) &&
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(_vm->getEndianness() == kEndiannessBE));
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Common::SeekableReadStreamEndianWrapper sub(&rxy, bigEndian, DisposeAfterUse::NO);
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_coordinates = new RXYFile(sub);
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for (uint i = 0; i < _coordinates->size(); i++) {
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const RXYFile::Coordinates &c = (*_coordinates)[i];
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if (c.left == 0xFFFF)
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continue;
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const uint16 width = c.right - c.left + 1;
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const uint16 height = c.bottom - c.top + 1;
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_maxWidth = MAX(_maxWidth , width);
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_maxHeight = MAX(_maxHeight, height);
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}
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}
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void CMPFile::createRXY() {
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_coordinates = new RXYFile(_width, _height);
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_maxWidth = _width;
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_maxHeight = _height;
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}
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void CMPFile::createSurface() {
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if (_width == 0)
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_width = 320;
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if (_height == 0)
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_height = 200;
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_surface = new Surface(_width, _height, _bpp);
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}
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bool CMPFile::getCoordinates(uint16 sprite, uint16 &left, uint16 &top, uint16 &right, uint16 &bottom) const {
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if (empty() || (sprite >= _coordinates->size()))
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return false;
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left = (*_coordinates)[sprite].left;
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top = (*_coordinates)[sprite].top;
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right = (*_coordinates)[sprite].right;
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bottom = (*_coordinates)[sprite].bottom;
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return left != 0xFFFF;
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}
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uint16 CMPFile::getWidth(uint16 sprite) const {
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if (empty() || (sprite >= _coordinates->size()))
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return 0;
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return (*_coordinates)[sprite].right - (*_coordinates)[sprite].left + 1;
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}
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uint16 CMPFile::getHeight(uint16 sprite) const {
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if (empty() || (sprite >= _coordinates->size()))
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return 0;
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return (*_coordinates)[sprite].bottom - (*_coordinates)[sprite].top + 1;
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}
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void CMPFile::getMaxSize(uint16 &width, uint16 &height) const {
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width = _maxWidth;
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height = _maxHeight;
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}
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void CMPFile::draw(Surface &dest, uint16 sprite, uint16 x, uint16 y, int32 transp) const {
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if (empty())
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return;
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if (sprite >= _coordinates->size())
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return;
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const RXYFile::Coordinates &coords = (*_coordinates)[sprite];
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draw(dest, coords.left, coords.top, coords.right, coords.bottom, x, y, transp);
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}
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void CMPFile::draw(Surface &dest, uint16 left, uint16 top, uint16 right, uint16 bottom,
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uint16 x, uint16 y, int32 transp) const {
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if (!_surface)
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return;
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if (left == 0xFFFF)
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return;
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dest.blit(*_surface, left, top, right, bottom, x, y, transp);
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}
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uint16 CMPFile::addSprite(uint16 left, uint16 top, uint16 right, uint16 bottom) {
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if (empty())
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return 0;
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const uint16 height = bottom - top + 1;
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const uint16 width = right - left + 1;
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_maxWidth = MAX(_maxWidth , width);
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_maxHeight = MAX(_maxHeight, height);
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return _coordinates->add(left, top, right, bottom);
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}
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void CMPFile::recolor(uint8 from, uint8 to) {
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if (_surface)
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_surface->recolor(from, to);
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}
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} // End of namespace Gob
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