scummvm/engines/sci/graphics/portrait.cpp
2010-06-17 23:11:12 +00:00

237 lines
7.5 KiB
C++

/* 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.
*
* $URL$
* $Id$
*
*/
#include "common/archive.h"
#include "common/util.h"
#include "common/stack.h"
#include "graphics/primitives.h"
#include "sci/sci.h"
#include "sci/event.h"
#include "sci/engine/state.h"
#include "sci/graphics/screen.h"
#include "sci/graphics/palette.h"
#include "sci/graphics/portrait.h"
#include "sci/sound/audio.h"
namespace Sci {
Portrait::Portrait(ResourceManager *resMan, EventManager *event, GfxScreen *screen, GfxPalette *palette, AudioPlayer *audio, Common::String resourceName)
: _resMan(resMan), _event(event), _screen(screen), _palette(palette), _audio(audio), _resourceName(resourceName) {
init();
}
Portrait::~Portrait() {
delete[] _bitmaps;
delete[] _fileData;
}
void Portrait::init() {
// .BIN files are loaded from actors directory and from .\ directory
// header:
// 3 bytes "WIN"
// 2 bytes main width (should be the same as first bitmap header width)
// 2 bytes main height (should be the same as first bitmap header height)
// 2 bytes animation count
// 2 bytes unknown
// 2 bytes unknown
// 4 bytes paletteSize (base 1)
// -> 17 bytes
// paletteSize bytes paletteData
// 14 bytes bitmap header
// -> 4 bytes unknown
// -> 2 bytes height
// -> 2 bytes width
// -> 6 bytes unknown
// height * width bitmap data
// another animation count times bitmap header and data
int32 fileSize = 0;
Common::SeekableReadStream *file =
SearchMan.createReadStreamForMember("actors/" + _resourceName + ".bin");
if (!file) {
file = SearchMan.createReadStreamForMember(_resourceName + ".bin");
if (!file)
error("portrait %s.bin not found", _resourceName.c_str());
}
fileSize = file->size();
_fileData = new byte[fileSize];
file->read(_fileData, fileSize);
delete file;
if (strncmp((char *)_fileData, "WIN", 3)) {
error("portrait %s doesn't have valid header", _resourceName.c_str());
}
_width = READ_LE_UINT16(_fileData + 3);
_height = READ_LE_UINT16(_fileData + 5);
_bitmapCount = READ_LE_UINT16(_fileData + 7);
_bitmaps = new PortraitBitmap[_bitmapCount];
uint16 portraitPaletteSize = READ_LE_UINT16(_fileData + 13);
byte *data = _fileData + 17;
// Read palette
memset(&_portraitPalette, 0, sizeof(Palette));
uint16 palSize = 0, palNr = 0;
while (palSize < portraitPaletteSize) {
_portraitPalette.colors[palNr].b = *data++;
_portraitPalette.colors[palNr].g = *data++;
_portraitPalette.colors[palNr].r = *data++;
_portraitPalette.colors[palNr].used = 1;
_portraitPalette.intensity[palNr] = 100;
palNr++; palSize += 3;
}
// Read all bitmaps
PortraitBitmap *curBitmap = _bitmaps;
uint16 bitmapNr;
uint16 bytesPerLine;
for (bitmapNr = 0; bitmapNr < _bitmapCount; bitmapNr++) {
curBitmap->width = READ_LE_UINT16(data + 2);
curBitmap->height = READ_LE_UINT16(data + 4);
bytesPerLine = READ_LE_UINT16(data + 6);
if (bytesPerLine < curBitmap->width)
error("kPortrait: bytesPerLine larger than actual width");
curBitmap->extraBytesPerLine = bytesPerLine - curBitmap->width;
curBitmap->rawBitmap = data + 14;
data += 14 + (curBitmap->height * bytesPerLine);
curBitmap++;
}
// Offset table follows
curBitmap = _bitmaps;
int32 offsetTableSize = READ_LE_UINT32(data);
assert((bitmapNr + 1) * 14 <= offsetTableSize);
data += 4;
byte *dataOffsetTable = data + 14; // we skip first bitmap offsets
for (bitmapNr = 0; bitmapNr < _bitmapCount; bitmapNr++) {
curBitmap->displaceX = READ_LE_UINT16(dataOffsetTable);
curBitmap->displaceY = READ_LE_UINT16(dataOffsetTable + 2);
dataOffsetTable += 14;
curBitmap++;
}
data += offsetTableSize;
// raw lip-sync data follows
}
void Portrait::doit(Common::Point position, uint16 resourceId, uint16 noun, uint16 verb, uint16 cond, uint16 seq) {
_position = position;
// Now init audio and sync resource
uint32 audioNumber = ((noun & 0xff) << 24) | ((verb & 0xff) << 16) | ((cond & 0xff) << 8) | (seq & 0xff);
ResourceId syncResourceId = ResourceId(kResourceTypeSync36, resourceId, noun, verb, cond, seq);
Resource *syncResource = _resMan->findResource(syncResourceId, true);
uint syncOffset = 0;
// Set the portrait palette
_palette->set(&_portraitPalette, false, true);
// Draw base bitmap
drawBitmap(0);
bitsShow();
// Start playing audio...
_audio->stopAudio();
_audio->startAudio(resourceId, audioNumber);
if (!syncResource) {
// Getting the book in the book shop calls kPortrait where no sync exists
// TODO: find out what to do then
warning("kPortrait: no sync resource %d %X", resourceId, audioNumber);
return;
}
// Do animation depending on sync resource till audio is done playing
uint16 syncCue;
int timerPosition, curPosition;
SciEvent curEvent;
bool userAbort = false;
while ((syncOffset < syncResource->size - 2) && (!userAbort)) {
timerPosition = (int16)READ_LE_UINT16(syncResource->data + syncOffset);
syncOffset += 2;
if (syncOffset < syncResource->size - 2) {
syncCue = READ_LE_UINT16(syncResource->data + syncOffset);
syncOffset += 2;
} else {
syncCue = 0xFFFF;
}
// Wait till syncTime passed, then show specific animation bitmap
do {
g_sci->getEngineState()->wait(1);
curEvent = _event->getSciEvent(SCI_EVENT_ANY);
if (curEvent.type == SCI_EVENT_MOUSE_PRESS ||
(curEvent.type == SCI_EVENT_KEYBOARD && curEvent.data == SCI_KEY_ESC) ||
g_engine->shouldQuit())
userAbort = true;
curPosition = _audio->getAudioPosition();
} while ((curPosition != -1) && (curPosition < timerPosition) && (!userAbort));
if (syncCue != 0xFFFF) {
// Display animation bitmap
if (syncCue < _bitmapCount) {
if (syncCue)
drawBitmap(0); // Draw base bitmap first to get valid animation frame
drawBitmap(syncCue);
bitsShow();
} else {
warning("kPortrait: sync information tried to draw non-existant %d", syncCue);
}
}
}
if (userAbort)
_audio->stopAudio();
_resMan->unlockResource(syncResource);
}
void Portrait::drawBitmap(uint16 bitmapNr) {
byte *data = _bitmaps[bitmapNr].rawBitmap;
uint16 bitmapHeight = _bitmaps[bitmapNr].height;
uint16 bitmapWidth = _bitmaps[bitmapNr].width;
Common::Point bitmapPosition = _position;
bitmapPosition.x += _bitmaps[bitmapNr].displaceX;
bitmapPosition.y += _bitmaps[bitmapNr].displaceY;
for (int y = 0; y < bitmapHeight; y++) {
for (int x = 0; x < bitmapWidth; x++) {
_screen->putPixelOnDisplay(bitmapPosition.x + x, bitmapPosition.y + y, _portraitPalette.mapping[*data++]);
}
data += _bitmaps[bitmapNr].extraBytesPerLine;
}
}
void Portrait::bitsShow() {
Common::Rect bitmapRect = Common::Rect(_width, _height);
bitmapRect.moveTo(_position.x, _position.y);
_screen->copyDisplayRectToScreen(bitmapRect);
g_system->updateScreen();
}
} // End of namespace Sci