Diffstat (limited to 'noncore/games/chess/chess.cpp') (more/less context) (ignore whitespace changes)
| -rw-r--r-- | noncore/games/chess/chess.cpp | 360 |
1 files changed, 0 insertions, 360 deletions
diff --git a/noncore/games/chess/chess.cpp b/noncore/games/chess/chess.cpp deleted file mode 100644 index 29c96bb..0000000 --- a/noncore/games/chess/chess.cpp +++ b/dev/null @@ -1,360 +0,0 @@ -/********************************************************************** -** Copyright (C) 2000 Trolltech AS. All rights reserved. -** -** This file is part of Qtopia Environment. -** -** This file may be distributed and/or modified under the terms of the -** GNU General Public License version 2 as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL included in the -** packaging of this file. -** -** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE -** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. -** -** See http://www.trolltech.com/gpl/ for GPL licensing information. -** -** Contact info@trolltech.com if any conditions of this licensing are -** not clear to you. -** -**********************************************************************/ - - -// human is not offered a promotion yet - -#include <stdlib.h> - -#include <qcanvas.h> -#include <qmainwindow.h> -#include <qlist.h> -#include <qimage.h> -#include <qpainter.h> -#include <qmessagebox.h> -#include <qregexp.h> - -#include <qpe/config.h> -#include <qpe/resource.h> - -#include "chess.h" - -#define CHESS_DEBUG - -int pieceSize = 40; -static QVector < QImage > imgList; -int timeMoves, timeTime; - -int BoardView::convertToRank(int r) -{ - r = r / pieceSize; - if (humanSide == sideWhite) - r = 8 - r; - else - r++; - return r; -} - -char BoardView::convertToFile(int f) -{ - f = f / pieceSize; - if (humanSide == sideWhite) - return f + 'a'; - else - return 'h' - f; -} - -int BoardView::convertFromFile(char f) -{ - if (humanSide == sideWhite) - f = f - 'a'; - else - f = 'h' - f; - return f * pieceSize; -} - -int BoardView::convertFromRank(int r) -{ - if (humanSide == sideWhite) - r = 8 - r; - else - r--; - return r * pieceSize; -} - -// Pieces -Piece::Piece(QCanvas * canvas, int t):QCanvasRectangle(canvas) -{ - type = t; - setSize(pieceSize, pieceSize); - show(); -} - -Piece *BoardView::newPiece(int t, char f, int r) -{ - Piece *tmpPiece = new Piece(canvas(), t); - tmpPiece->move(convertFromFile(f), convertFromRank(r)); - list.append(tmpPiece); - return tmpPiece; -} - -void BoardView::deletePiece(Piece * p) -{ - list.remove(p); - canvas()->update(); -} - -void Piece::drawShape(QPainter & p) -{ - p.drawImage(int (x()), int (y()), *(imgList[type])); -} - -void BoardView::buildImages(QImage theme) -{ - imgList.resize(12); - int x; - int y = 0; - - for (int j = 0; j < 2; j++) { - x = 0; - for (int i = 0; i < 6; i++) { - imgList.insert(i + (j * 6), - new QImage(theme. - copy(x, y, pieceSize, pieceSize))); - x += pieceSize; - } - y += pieceSize; - } -} - -void BoardView::readStdout() -{ - QString input( crafty->readStdout() ); -#ifdef CHESS_DEBUG - qDebug("received this string from crafty->\n%s\n", input.latin1()); -#endif - - int startPosition = input.find("setboard"); - if (startPosition != -1) - decodePosition(input.remove(0, startPosition + 9)); - - if (input.contains("Black mates")) { - playingGame = FALSE; - emit(showMessage("Black mates")); - } else if (input.contains("White mates")) { - playingGame = FALSE; - emit(showMessage("White mates")); - } else if (input.contains(" resigns")) { - playingGame = FALSE; - emit(showMessage("Computer resigns")); - } else if (input.contains("Draw")) { - playingGame = FALSE; - emit(showMessage("Draw")); - } -} - -// this is pretty close to getting done right -// maybe dont use sprites and just draw a picture -// there'll be lots of drawing done anyway -// eg creating pictures for the webpages, -// and presenting options for promotions -void BoardView::decodePosition(const QString & t) -{ - qDebug("decode copped %s \n", t.latin1()); - - int count = 0; - int stringPos = 0; - for (int file = 0; file < 8; file++) { - for (int rank = 0; rank < 8; rank++) { - if (count) - count--; - else { - if (t.at(stringPos).isNumber()) - count = t.at(stringPos).digitValue(); - else { - newPiece(t.at(stringPos).latin1(), 'a' + file, - rank + 1); - } - } - } - } -} - -void BoardView::undo() -{ - crafty->writeToStdin("undo\n"); - crafty->writeToStdin("savepos\nclock\n"); -} - -void BoardView::emitErrorMessage() -{ - if (activeSide != humanSide) - emit(showMessage("Not your move")); - else - emit(showMessage("You are not playing a game")); -} - -void BoardView::annotateGame() -{ - crafty-> - writeToStdin - ("savegame game.save\nannotateh game.save bw 0 1.0 1\n"); - emit(showMessage("Annotating game")); -} - -Piece *BoardView::findPiece(char f, int r) -{ - QListIterator < Piece > it(list); - Piece *tmpPiece; - for (; it.current(); ++it) { - tmpPiece = it.current(); - if (convertToRank(tmpPiece->x()) == r - && convertToFile(tmpPiece->y()) == f) - return tmpPiece; - } - return 0; -} - -void BoardView::newGame() -{ - activeSide = sideWhite; - emit(showMessage("New game")); - crafty->writeToStdin("new\n"); - crafty->writeToStdin("savepos\n"); - crafty->writeToStdin("time " + - QString::number(timeMoves) + - "/" + QString::number(timeTime) + "\n"); - activeSide = sideWhite; - if (humanSide == sideBlack) - crafty->writeToStdin("go\n"); -} - -void BoardView::setTheme(QString filename) -{ - QImage theme = Resource::loadImage(QString("chess/") + filename); - pieceSize = theme.height() / 2; - setFrameStyle(QFrame::Plain); - setFixedSize(8 * pieceSize, 8 * pieceSize); - canvas()->setBackgroundColor(Qt::red); - canvas()->resize(8 * pieceSize, 8 * pieceSize); - whiteSquare = theme.copy(6 * pieceSize, 0, pieceSize, pieceSize); - activeWhiteSquare = theme.copy(7 * pieceSize, 0, pieceSize, pieceSize); - blackSquare = - theme.copy(6 * pieceSize, pieceSize, pieceSize, pieceSize); - activeBlackSquare = - theme.copy(7 * pieceSize, pieceSize, pieceSize, pieceSize); - buildImages(theme); - drawBackgroundImage(QPoint(-1, -1)); -} - - -// sets the bg to the default background image for the current theme -// also resposible for drawing the "active" marker -void BoardView::drawBackgroundImage(QPoint activeSquare) -{ - bg = QPixmap(8 * pieceSize, 8 * pieceSize); - QPainter p(&bg); - bool col = FALSE; - for (int i = 0; i < 8; i++) { - for (int j = 0; j < 8; j++) { - QPoint point(i * pieceSize, j * pieceSize); - if (col) { - if (point.x() == activeSquare.x() - && point.y() == activeSquare.y()) - p.drawImage(point, activeBlackSquare); - else - p.drawImage(point, blackSquare); - col = FALSE; - } else { - if (point.x() == activeSquare.x() - && point.y() == activeSquare.y()) - p.drawImage(point, activeWhiteSquare); - else - p.drawImage(point, whiteSquare); - col = TRUE; - } - } - col = !col; - } - canvas()->setBackgroundPixmap(bg); - canvas()->update(); -} - - -// Board view widget -void BoardView::contentsMousePressEvent(QMouseEvent * e) -{ - QCanvasItemList cList = canvas()->collisions(e->pos()); - if (activeSide == humanSide && playingGame) { - if (!activePiece) { - if (cList.count()) { - activePiece = (Piece *) (*(cList.at(0))); - drawBackgroundImage(QPoint - (activePiece->x(), activePiece->y())); - } - } else { - if (!(activePiece == (Piece *) (*(cList.at(0))))) { - char fromFile = convertToFile(activePiece->x()); - int fromRank = convertToRank(activePiece->y()); - char toFile = convertToFile(e->pos().x()); - int toRank = convertToRank(e->pos().y()); - QString moveS; - moveS.append(fromFile); - moveS.append(moveS.number(fromRank)); - moveS.append(toFile); - moveS.append(moveS.number(toRank)); - if ((activePiece->type == wPawn - && fromRank == 7 && toRank == 8) - || (activePiece->type == bPawn - && fromRank == 2 && toRank == 1)) { - // offer a promotion - emit(showMessage - ("you are meant to be offered a promotion here")); - char promoteTo = wQueen; // doesnt matter for now - moveS.append(promoteTo); - moveS.append("\n"); - crafty->writeToStdin(moveS.latin1()); - } - } - activePiece = 0; - drawBackgroundImage(QPoint(-1, -1)); - } - } - - else { - emitErrorMessage(); - } -} - -void BoardView::swapSides() -{ - if (activeSide == humanSide && playingGame) { - humanSide = !humanSide; - crafty->writeToStdin("savepos\ngo\n"); - } else - emitErrorMessage(); -} - -BoardView::BoardView(QCanvas *c, QWidget *w, const char *name) - : QCanvasView(c, w, name) { - humanSide = sideWhite; - activeSide = sideWhite; - playingGame = TRUE; - activePiece = 0; - list.setAutoDelete(TRUE); - setCanvas(new QCanvas()); - Config conf("Chess", Config::User); - conf.setGroup("Theme"); - QString theme = conf.readEntry("imagefile", "simple-28"); - setTheme(theme); - crafty = new CraftyProcess(this); - crafty->addArgument("crafty"); - if (!crafty->start()) { - QMessageBox::critical(0, - tr("Could not find crafty chess engine"), - tr("Quit")); - exit(-1); - } - - connect(crafty, SIGNAL(readyReadStdout()), this, SLOT(readStdout())); - connect(crafty, SIGNAL(processExited()), this, SLOT(craftyDied())); -// crafty->writeToStdin("xboard\nics\nkibitz=2\n"); - newGame(); -} |