1 files changed, 0 insertions, 371 deletions
diff --git a/examples/widgets/widgets/tetrix/tetrixboard.cpp b/examples/widgets/widgets/tetrix/tetrixboard.cpp
deleted file mode 100644
index 0c5771ad89..0000000000
--- a/examples/widgets/widgets/tetrix/tetrixboard.cpp
+++ /dev/null
@@ -1,371 +0,0 @@
-// Copyright (C) 2016 The Qt Company Ltd.
-// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
-
-#include "tetrixboard.h"
-
-#include <QKeyEvent>
-#include <QLabel>
-#include <QPainter>
-
-//! [0]
-TetrixBoard::TetrixBoard(QWidget *parent)
-    : QFrame(parent), isStarted(false), isPaused(false)
-{
-    setFrameStyle(QFrame::Panel | QFrame::Sunken);
-    setFocusPolicy(Qt::StrongFocus);
-    clearBoard();
-
-    nextPiece.setRandomShape();
-}
-//! [0]
-
-//! [1]
-void TetrixBoard::setNextPieceLabel(QLabel *label)
-{
-    nextPieceLabel = label;
-}
-//! [1]
-
-//! [2]
-QSize TetrixBoard::sizeHint() const
-{
-    return QSize(BoardWidth * 15 + frameWidth() * 2,
-                 BoardHeight * 15 + frameWidth() * 2);
-}
-
-QSize TetrixBoard::minimumSizeHint() const
-//! [2] //! [3]
-{
-    return QSize(BoardWidth * 5 + frameWidth() * 2,
-                 BoardHeight * 5 + frameWidth() * 2);
-}
-//! [3]
-
-//! [4]
-void TetrixBoard::start()
-{
-    if (isPaused)
-        return;
-
-    isStarted = true;
-    isWaitingAfterLine = false;
-    numLinesRemoved = 0;
-    numPiecesDropped = 0;
-    score = 0;
-    level = 1;
-    clearBoard();
-
-    emit linesRemovedChanged(numLinesRemoved);
-    emit scoreChanged(score);
-    emit levelChanged(level);
-
-    newPiece();
-    timer.start(timeoutTime(), this);
-}
-//! [4]
-
-//! [5]
-void TetrixBoard::pause()
-{
-    if (!isStarted)
-        return;
-
-    isPaused = !isPaused;
-    if (isPaused) {
-        timer.stop();
-    } else {
-        timer.start(timeoutTime(), this);
-    }
-    update();
-//! [5] //! [6]
-}
-//! [6]
-
-//! [7]
-void TetrixBoard::paintEvent(QPaintEvent *event)
-{
-    QFrame::paintEvent(event);
-
-    QPainter painter(this);
-    QRect rect = contentsRect();
-//! [7]
-
-    if (isPaused) {
-        painter.drawText(rect, Qt::AlignCenter, tr("Pause"));
-        return;
-    }
-
-//! [8]
-    int boardTop = rect.bottom() - BoardHeight*squareHeight();
-
-    for (int i = 0; i < BoardHeight; ++i) {
-        for (int j = 0; j < BoardWidth; ++j) {
-            TetrixShape shape = shapeAt(j, BoardHeight - i - 1);
-            if (shape != NoShape)
-                drawSquare(painter, rect.left() + j * squareWidth(),
-                           boardTop + i * squareHeight(), shape);
-        }
-//! [8] //! [9]
-    }
-//! [9]
-
-//! [10]
-    if (curPiece.shape() != NoShape) {
-        for (int i = 0; i < 4; ++i) {
-            int x = curX + curPiece.x(i);
-            int y = curY - curPiece.y(i);
-            drawSquare(painter, rect.left() + x * squareWidth(),
-                       boardTop + (BoardHeight - y - 1) * squareHeight(),
-                       curPiece.shape());
-        }
-//! [10] //! [11]
-    }
-//! [11] //! [12]
-}
-//! [12]
-
-//! [13]
-void TetrixBoard::keyPressEvent(QKeyEvent *event)
-{
-    if (!isStarted || isPaused || curPiece.shape() == NoShape) {
-        QFrame::keyPressEvent(event);
-        return;
-    }
-//! [13]
-
-//! [14]
-    switch (event->key()) {
-    case Qt::Key_Left:
-        tryMove(curPiece, curX - 1, curY);
-        break;
-    case Qt::Key_Right:
-        tryMove(curPiece, curX + 1, curY);
-        break;
-    case Qt::Key_Down:
-        tryMove(curPiece.rotatedRight(), curX, curY);
-        break;
-    case Qt::Key_Up:
-        tryMove(curPiece.rotatedLeft(), curX, curY);
-        break;
-    case Qt::Key_Space:
-        dropDown();
-        break;
-    case Qt::Key_D:
-        oneLineDown();
-        break;
-    default:
-        QFrame::keyPressEvent(event);
-    }
-//! [14]
-}
-
-//! [15]
-void TetrixBoard::timerEvent(QTimerEvent *event)
-{
-    if (event->timerId() == timer.timerId()) {
-        if (isWaitingAfterLine) {
-            isWaitingAfterLine = false;
-            newPiece();
-            timer.start(timeoutTime(), this);
-        } else {
-            oneLineDown();
-        }
-    } else {
-        QFrame::timerEvent(event);
-//! [15] //! [16]
-    }
-//! [16] //! [17]
-}
-//! [17]
-
-//! [18]
-void TetrixBoard::clearBoard()
-{
-    for (int i = 0; i < BoardHeight * BoardWidth; ++i)
-        board[i] = NoShape;
-}
-//! [18]
-
-//! [19]
-void TetrixBoard::dropDown()
-{
-    int dropHeight = 0;
-    int newY = curY;
-    while (newY > 0) {
-        if (!tryMove(curPiece, curX, newY - 1))
-            break;
-        --newY;
-        ++dropHeight;
-    }
-    pieceDropped(dropHeight);
-//! [19] //! [20]
-}
-//! [20]
-
-//! [21]
-void TetrixBoard::oneLineDown()
-{
-    if (!tryMove(curPiece, curX, curY - 1))
-        pieceDropped(0);
-}
-//! [21]
-
-//! [22]
-void TetrixBoard::pieceDropped(int dropHeight)
-{
-    for (int i = 0; i < 4; ++i) {
-        int x = curX + curPiece.x(i);
-        int y = curY - curPiece.y(i);
-        shapeAt(x, y) = curPiece.shape();
-    }
-
-    ++numPiecesDropped;
-    if (numPiecesDropped % 25 == 0) {
-        ++level;
-        timer.start(timeoutTime(), this);
-        emit levelChanged(level);
-    }
-
-    score += dropHeight + 7;
-    emit scoreChanged(score);
-    removeFullLines();
-
-    if (!isWaitingAfterLine)
-        newPiece();
-//! [22] //! [23]
-}
-//! [23]
-
-//! [24]
-void TetrixBoard::removeFullLines()
-{
-    int numFullLines = 0;
-
-    for (int i = BoardHeight - 1; i >= 0; --i) {
-        bool lineIsFull = true;
-
-        for (int j = 0; j < BoardWidth; ++j) {
-            if (shapeAt(j, i) == NoShape) {
-                lineIsFull = false;
-                break;
-            }
-        }
-
-        if (lineIsFull) {
-//! [24] //! [25]
-            ++numFullLines;
-            for (int k = i; k < BoardHeight - 1; ++k) {
-                for (int j = 0; j < BoardWidth; ++j)
-                    shapeAt(j, k) = shapeAt(j, k + 1);
-            }
-//! [25] //! [26]
-            for (int j = 0; j < BoardWidth; ++j)
-                shapeAt(j, BoardHeight - 1) = NoShape;
-        }
-//! [26] //! [27]
-    }
-//! [27]
-
-//! [28]
-    if (numFullLines > 0) {
-        numLinesRemoved += numFullLines;
-        score += 10 * numFullLines;
-        emit linesRemovedChanged(numLinesRemoved);
-        emit scoreChanged(score);
-
-        timer.start(500, this);
-        isWaitingAfterLine = true;
-        curPiece.setShape(NoShape);
-        update();
-    }
-//! [28] //! [29]
-}
-//! [29]
-
-//! [30]
-void TetrixBoard::newPiece()
-{
-    curPiece = nextPiece;
-    nextPiece.setRandomShape();
-    showNextPiece();
-    curX = BoardWidth / 2 + 1;
-    curY = BoardHeight - 1 + curPiece.minY();
-
-    if (!tryMove(curPiece, curX, curY)) {
-        curPiece.setShape(NoShape);
-        timer.stop();
-        isStarted = false;
-    }
-//! [30] //! [31]
-}
-//! [31]
-
-//! [32]
-void TetrixBoard::showNextPiece()
-{
-    if (!nextPieceLabel)
-        return;
-
-    int dx = nextPiece.maxX() - nextPiece.minX() + 1;
-    int dy = nextPiece.maxY() - nextPiece.minY() + 1;
-
-    QPixmap pixmap(dx * squareWidth(), dy * squareHeight());
-    QPainter painter(&pixmap);
-    painter.fillRect(pixmap.rect(), nextPieceLabel->palette().window());
-
-    for (int i = 0; i < 4; ++i) {
-        int x = nextPiece.x(i) - nextPiece.minX();
-        int y = nextPiece.y(i) - nextPiece.minY();
-        drawSquare(painter, x * squareWidth(), y * squareHeight(),
-                   nextPiece.shape());
-    }
-    nextPieceLabel->setPixmap(pixmap);
-//! [32] //! [33]
-}
-//! [33]
-
-//! [34]
-bool TetrixBoard::tryMove(const TetrixPiece &newPiece, int newX, int newY)
-{
-    for (int i = 0; i < 4; ++i) {
-        int x = newX + newPiece.x(i);
-        int y = newY - newPiece.y(i);
-        if (x < 0 || x >= BoardWidth || y < 0 || y >= BoardHeight)
-            return false;
-        if (shapeAt(x, y) != NoShape)
-            return false;
-    }
-//! [34]
-
-//! [35]
-    curPiece = newPiece;
-    curX = newX;
-    curY = newY;
-    update();
-    return true;
-}
-//! [35]
-
-//! [36]
-void TetrixBoard::drawSquare(QPainter &painter, int x, int y, TetrixShape shape)
-{
-    static constexpr QRgb colorTable[8] = {
-        0x000000, 0xCC6666, 0x66CC66, 0x6666CC,
-        0xCCCC66, 0xCC66CC, 0x66CCCC, 0xDAAA00
-    };
-
-    QColor color = colorTable[int(shape)];
-    painter.fillRect(x + 1, y + 1, squareWidth() - 2, squareHeight() - 2,
-                     color);
-
-    painter.setPen(color.lighter());
-    painter.drawLine(x, y + squareHeight() - 1, x, y);
-    painter.drawLine(x, y, x + squareWidth() - 1, y);
-
-    painter.setPen(color.darker());
-    painter.drawLine(x + 1, y + squareHeight() - 1,
-                     x + squareWidth() - 1, y + squareHeight() - 1);
-    painter.drawLine(x + squareWidth() - 1, y + squareHeight() - 1,
-                     x + squareWidth() - 1, y + 1);
-}
-//! [36]