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Diffstat (limited to 'examples/script/qstetrix/tetrixboard.cpp')
-rw-r--r-- | examples/script/qstetrix/tetrixboard.cpp | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/examples/script/qstetrix/tetrixboard.cpp b/examples/script/qstetrix/tetrixboard.cpp new file mode 100644 index 0000000..55c4d3c --- /dev/null +++ b/examples/script/qstetrix/tetrixboard.cpp @@ -0,0 +1,139 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the examples of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "tetrixboard.h" + +#include <QtGui> + +Q_DECLARE_METATYPE(QPainter*) + +TetrixBoard::TetrixBoard(QWidget *parent) + : QFrame(parent) +{ + timer = new QTimer(this); + qMetaTypeId<QPainter*>(); +} + +void TetrixBoard::setNextPieceLabel(QWidget *label) +{ + nextPieceLabel = qobject_cast<QLabel*>(label); +} + +QObject *TetrixBoard::getTimer() +{ + return timer; +} + +QSize TetrixBoard::minimumSizeHint() const +{ + return QSize(BoardWidth * 5 + frameWidth() * 2, + BoardHeight * 5 + frameWidth() * 2); +} + +void TetrixBoard::paintEvent(QPaintEvent *event) +{ + QFrame::paintEvent(event); + QPainter painter(this); + painter.drawImage(0, 0, image); +} + +void TetrixBoard::keyPressEvent(QKeyEvent *event) +{ + emit keyPressed(event->key()); +} + +void TetrixBoard::showNextPiece(int width, int height) +{ + if (!nextPieceLabel) + return; + + QPixmap pixmap(width * squareWidth(), height * squareHeight()); + QPainter painter(&pixmap); + painter.fillRect(pixmap.rect(), nextPieceLabel->palette().background()); + + emit paintNextPieceRequested(&painter); + + nextPieceLabel->setPixmap(pixmap); +} + +void TetrixBoard::drawPauseScreen(QPainter *painter) +{ + painter->drawText(contentsRect(), Qt::AlignCenter, tr("Pause")); +} + +void TetrixBoard::drawSquare(QPainter *painter, int x, int y, int shape) +{ + static const QRgb colorTable[8] = { + 0x000000, 0xCC6666, 0x66CC66, 0x6666CC, + 0xCCCC66, 0xCC66CC, 0x66CCCC, 0xDAAA00 + }; + + x = x*squareWidth(); + y = y*squareHeight(); + + QColor color = colorTable[shape]; + painter->fillRect(x + 1, y + 1, squareWidth() - 2, squareHeight() - 2, + color); + + painter->setPen(color.light()); + painter->drawLine(x, y + squareHeight() - 1, x, y); + painter->drawLine(x, y, x + squareWidth() - 1, y); + + painter->setPen(color.dark()); + 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); +} + +void TetrixBoard::update() +{ + QRect rect = contentsRect(); + if (image.size() != rect.size()) + image = QImage(rect.size(), QImage::Format_ARGB32_Premultiplied); + image.fill(qRgba(0,0,0,0)); + QPainter painter; + painter.begin(&image); + int boardTop = rect.bottom() - BoardHeight*squareHeight(); + painter.translate(rect.left(), boardTop); + emit paintRequested(&painter); + QFrame::update(); +} |