mirror of
https://github.com/libretro/scummvm.git
synced 2024-12-21 01:08:25 +00:00
356 lines
11 KiB
C++
356 lines
11 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
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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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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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* $URL$
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* $Id$
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*
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*/
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//#include "common/endian.h"
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//#include "graphics/cursorman.h"
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#include "gob/draw.h"
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#include "gob/game.h"
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#include "gob/resources.h"
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namespace Gob {
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Draw_Fascination::Draw_Fascination(GobEngine *vm) : Draw_v2(vm) {
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}
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void Draw_Fascination::spriteOperation(int16 operation) {
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int16 len;
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int16 x, y;
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SurfaceDescPtr sourceSurf, destSurf;
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bool deltaVeto;
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int16 left;
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int16 ratio;
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Resource *resource;
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deltaVeto = (operation & 0x10) != 0;
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operation &= 0x0F;
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if (_sourceSurface >= 100)
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_sourceSurface -= 80;
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if (_destSurface >= 100)
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_destSurface -= 80;
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if ((_renderFlags & RENDERFLAG_USEDELTAS) && !deltaVeto) {
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if ((_sourceSurface == 21) && (operation != DRAW_LOADSPRITE)) {
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_spriteLeft += _backDeltaX;
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_spriteTop += _backDeltaY;
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}
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if (_destSurface == 21) {
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_destSpriteX += _backDeltaX;
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_destSpriteY += _backDeltaY;
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if ((operation == DRAW_DRAWLINE) ||
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((operation >= DRAW_DRAWBAR) && (operation <= DRAW_FILLRECTABS))) {
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_spriteRight += _backDeltaX;
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_spriteBottom += _backDeltaY;
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}
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}
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}
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if (_renderFlags & 0x20) {
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if (_destSurface == 21 || (operation == 0 && _sourceSurface == 21)) {
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winDraw(operation);
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return;
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}
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}
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int16 spriteLeft = _spriteLeft;
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int16 spriteTop = _spriteTop;
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int16 spriteRight = _spriteRight;
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int16 spriteBottom = _spriteBottom;
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int16 destSpriteX = _destSpriteX;
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int16 destSpriteY = _destSpriteY;
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int16 destSurface = _destSurface;
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int16 sourceSurface = _sourceSurface;
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if (_vm->_video->_splitSurf && ((_destSurface == 20) || (_destSurface == 21))) {
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if ((_destSpriteY >= _vm->_video->_splitStart)) {
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_destSpriteY -= _vm->_video->_splitStart;
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if ((operation == DRAW_DRAWLINE) ||
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((operation >= DRAW_DRAWBAR) && (operation <= DRAW_FILLRECTABS)))
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_spriteBottom -= _vm->_video->_splitStart;
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_destSurface += 4;
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}
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if ((_spriteTop >= _vm->_video->_splitStart) && (operation == DRAW_BLITSURF)) {
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_spriteTop -= _vm->_video->_splitStart;
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if (_destSurface < 24)
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_destSurface += 4;
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}
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}
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adjustCoords(0, &_destSpriteX, &_destSpriteY);
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if ((operation != DRAW_LOADSPRITE) && (_needAdjust != 2)) {
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adjustCoords(0, &_spriteRight, &_spriteBottom);
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adjustCoords(0, &_spriteLeft, &_spriteTop);
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if (operation == DRAW_DRAWLINE) {
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if ((_spriteRight == _destSpriteX) || (_spriteBottom == _destSpriteY)) {
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operation = DRAW_FILLRECTABS;
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_backColor = _frontColor;
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}
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} else if (operation == DRAW_DRAWLETTER)
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operation = DRAW_BLITSURF;
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if (operation == DRAW_DRAWLINE) {
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if (_spriteBottom < _destSpriteY) {
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SWAP(_spriteBottom, _destSpriteY);
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SWAP(_spriteRight, _destSpriteX);
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}
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} else if ((operation == DRAW_LOADSPRITE) ||
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(operation > DRAW_PRINTTEXT)) {
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if (_spriteBottom < _destSpriteY)
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SWAP(_spriteBottom, _destSpriteY);
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if (_spriteRight < _destSpriteX)
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SWAP(_spriteRight, _destSpriteX);
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_spriteRight++;
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_spriteBottom++;
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}
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}
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sourceSurf = _spritesArray[_sourceSurface];
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destSurf = _spritesArray[_destSurface];
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if (!destSurf) {
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warning("Can't do operation %d on surface %d: nonexistent", operation, _destSurface);
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return;
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}
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switch (operation) {
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case DRAW_DRAWLETTER:
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case DRAW_BLITSURF:
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if (!sourceSurf || !destSurf)
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break;
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_vm->_video->drawSprite(*_spritesArray[_sourceSurface],
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*_spritesArray[_destSurface],
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_spriteLeft, spriteTop,
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_spriteLeft + _spriteRight - 1,
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_spriteTop + _spriteBottom - 1,
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_destSpriteX, _destSpriteY, _transparency);
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dirtiedRect(_destSurface, _destSpriteX, _destSpriteY,
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_destSpriteX + _spriteRight - 1, _destSpriteY + _spriteBottom - 1);
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break;
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case DRAW_PUTPIXEL:
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_vm->_video->putPixel(_destSpriteX, _destSpriteY, _frontColor,
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*_spritesArray[_destSurface]);
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dirtiedRect(_destSurface, _destSpriteX, _destSpriteY, _destSpriteX, _destSpriteY);
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break;
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case DRAW_FILLRECT:
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_vm->_video->fillRect(*_spritesArray[_destSurface], destSpriteX,
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_destSpriteY, _destSpriteX + _spriteRight - 1,
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_destSpriteY + _spriteBottom - 1, _backColor);
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dirtiedRect(_destSurface, _destSpriteX, _destSpriteY,
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_destSpriteX + _spriteRight - 1, _destSpriteY + _spriteBottom - 1);
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break;
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case DRAW_DRAWLINE:
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_vm->_video->drawLine(*_spritesArray[_destSurface],
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_destSpriteX, _destSpriteY,
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_spriteRight, _spriteBottom, _frontColor);
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dirtiedRect(_destSurface, _destSpriteX, _destSpriteY, _spriteRight, _spriteBottom);
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break;
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case DRAW_INVALIDATE:
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_vm->_video->drawCircle(*_spritesArray[_destSurface], _destSpriteX,
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_destSpriteY, _spriteRight, _frontColor);
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dirtiedRect(_destSurface, _destSpriteX - _spriteRight, _destSpriteY - _spriteBottom,
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_destSpriteX + _spriteRight, _destSpriteY + _spriteBottom);
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break;
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case DRAW_LOADSPRITE:
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resource = _vm->_game->_resources->getResource((uint16) _spriteLeft,
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&_spriteRight, &_spriteBottom);
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if (!resource)
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break;
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_vm->_video->drawPackedSprite(resource->getData(),
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_spriteRight, _spriteBottom, _destSpriteX, _destSpriteY,
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_transparency, *_spritesArray[_destSurface]);
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dirtiedRect(_destSurface, _destSpriteX, _destSpriteY,
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_destSpriteX + _spriteRight - 1, _destSpriteY + _spriteBottom - 1);
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delete resource;
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break;
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case DRAW_PRINTTEXT:
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len = strlen(_textToPrint);
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left = _destSpriteX;
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if ((_fontIndex >= 4) || (_fontToSprite[_fontIndex].sprite == -1)) {
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Font *font = _fonts[_fontIndex];
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if (!font) {
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warning("Trying to print \"%s\" with undefined font %d", _textToPrint, _fontIndex);
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break;
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}
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if (font->isMonospaced()) {
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if (((int8) _textToPrint[0]) == -1) {
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_vm->validateLanguage();
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byte *dataBuf = _vm->_game->_resources->getTexts() + _textToPrint[1] + 1;
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len = *dataBuf++;
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for (int i = 0; i < len; i++, dataBuf += 2) {
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_vm->_video->drawLetter(READ_LE_UINT16(dataBuf), _destSpriteX,
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_destSpriteY, *font, _transparency, _frontColor,
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_backColor, *_spritesArray[_destSurface]);
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}
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} else {
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drawString(_textToPrint, _destSpriteX, _destSpriteY, _frontColor,
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_backColor, _transparency, *_spritesArray[_destSurface], *font);
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_destSpriteX += len * font->getCharWidth();
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}
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} else {
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for (int i = 0; i < len; i++) {
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_vm->_video->drawLetter(_textToPrint[i], _destSpriteX,
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_destSpriteY, *font, _transparency,
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_frontColor, _backColor, *_spritesArray[_destSurface]);
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_destSpriteX += font->getCharWidth(_textToPrint[i]);
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}
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}
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} else {
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sourceSurf = _spritesArray[_fontToSprite[_fontIndex].sprite];
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ratio = ((sourceSurf == _frontSurface) || (sourceSurf == _backSurface)) ?
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320 : sourceSurf->getWidth();
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ratio /= _fontToSprite[_fontIndex].width;
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for (int i = 0; i < len; i++) {
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y = ((_textToPrint[i] - _fontToSprite[_fontIndex].base) / ratio)
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* _fontToSprite[_fontIndex].height;
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x = ((_textToPrint[i] - _fontToSprite[_fontIndex].base) % ratio)
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* _fontToSprite[_fontIndex].width;
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_vm->_video->drawSprite(*_spritesArray[_fontToSprite[_fontIndex].sprite],
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*_spritesArray[_destSurface], x, y,
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x + _fontToSprite[_fontIndex].width - 1,
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y + _fontToSprite[_fontIndex].height - 1,
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_destSpriteX, _destSpriteY, _transparency);
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_destSpriteX += _fontToSprite[_fontIndex].width;
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}
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}
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dirtiedRect(_destSurface, left, _destSpriteY,
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_destSpriteX - 1, _destSpriteY + _fonts[_fontIndex]->getCharHeight() - 1);
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break;
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case DRAW_DRAWBAR:
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if (_needAdjust != 2) {
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_vm->_video->fillRect(*_spritesArray[_destSurface],
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_destSpriteX, _spriteBottom - 1,
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_spriteRight, _spriteBottom, _frontColor);
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_vm->_video->fillRect(*_spritesArray[_destSurface],
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_destSpriteX, _destSpriteY,
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_destSpriteX + 1, _spriteBottom, _frontColor);
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_vm->_video->fillRect(*_spritesArray[_destSurface],
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_spriteRight - 1, _destSpriteY,
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_spriteRight, _spriteBottom, _frontColor);
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_vm->_video->fillRect(*_spritesArray[_destSurface],
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_destSpriteX, _destSpriteY,
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_spriteRight, _destSpriteY + 1, _frontColor);
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} else {
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_vm->_video->drawLine(*_spritesArray[_destSurface],
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_destSpriteX, _spriteBottom,
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_spriteRight, _spriteBottom, _frontColor);
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_vm->_video->drawLine(*_spritesArray[_destSurface],
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_destSpriteX, _destSpriteY,
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_destSpriteX, _spriteBottom, _frontColor);
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_vm->_video->drawLine(*_spritesArray[_destSurface],
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_spriteRight, _destSpriteY,
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_spriteRight, _spriteBottom, _frontColor);
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_vm->_video->drawLine(*_spritesArray[_destSurface],
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_destSpriteX, _destSpriteY,
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_spriteRight, _destSpriteY, _frontColor);
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}
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dirtiedRect(_destSurface, _destSpriteX, _destSpriteY, _spriteRight, _spriteBottom);
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break;
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case DRAW_CLEARRECT:
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if ((_backColor != 16) && (_backColor != 144)) {
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_vm->_video->fillRect(*_spritesArray[_destSurface],
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_destSpriteX, _destSpriteY,
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_spriteRight, _spriteBottom,
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_backColor);
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}
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dirtiedRect(_destSurface, _destSpriteX, _destSpriteY, _spriteRight, _spriteBottom);
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break;
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case DRAW_FILLRECTABS:
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_vm->_video->fillRect(*_spritesArray[_destSurface],
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_destSpriteX, _destSpriteY,
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_spriteRight, _spriteBottom, _backColor);
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dirtiedRect(_destSurface, _destSpriteX, _destSpriteY, _spriteRight, _spriteBottom);
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break;
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}
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_spriteLeft = spriteLeft;
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_spriteTop = spriteTop;
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_spriteRight = spriteRight;
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_spriteBottom = spriteBottom;
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_destSpriteX = destSpriteX;
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_destSpriteY = destSpriteY;
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_destSurface = destSurface;
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_sourceSurface = sourceSurface;
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if (operation == DRAW_PRINTTEXT) {
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len = _fonts[_fontIndex]->getCharWidth();
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adjustCoords(1, &len, 0);
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_destSpriteX += len * strlen(_textToPrint);
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}
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if ((_renderFlags & RENDERFLAG_USEDELTAS) && !deltaVeto) {
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if (_sourceSurface == 21) {
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_spriteLeft -= _backDeltaX;
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_spriteTop -= _backDeltaY;
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}
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if (_destSurface == 21) {
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_destSpriteX -= _backDeltaX;
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_destSpriteY -= _backDeltaY;
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}
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}
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}
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} // End of namespace Gob
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