Файл примера tvtennis.qmldeclarative/toys/tvtennis/qml/tvtennis/tvtennis.qml/**************************************************************************** ** ** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies). ** Contact: http://www.qt-project.org/legal ** ** This file is part of the examples of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:BSD$ ** You may use this file under the terms of the BSD license as follows: ** ** "Redistribution and use in source and binary forms, with or without ** modification, are permitted provided that the following conditions are ** met: ** * Redistributions of source code must retain the above copyright ** notice, this list of conditions and the following disclaimer. ** * Redistributions in binary form must reproduce the above copyright ** notice, this list of conditions and the following disclaimer in ** the documentation and/or other materials provided with the ** distribution. ** * Neither the name of Digia Plc and its Subsidiary(-ies) nor the names ** of its contributors may be used to endorse or promote products derived ** from this software without specific prior written permission. ** ** ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." ** ** $QT_END_LICENSE$ ** ****************************************************************************/ import QtQuick 1.0 Rectangle { id: page width: 640; height: 480 color: "Black" // Делаем отскок мяча Rectangle { id: ball // Добавляем свойство для координаты y цели property variant direction : "right" x: 20; width: 20; height: 20; z: 1 color: "Lime" // Перемещаем мяч вправо и назад, влево, повторно SequentialAnimation on x { loops: Animation.Infinite NumberAnimation { to: page.width - 40; duration: 2000 } PropertyAction { target: ball; property: "direction"; value: "left" } NumberAnimation { to: 20; duration: 2000 } PropertyAction { target: ball; property: "direction"; value: "right" } } // Делаем движение по оси y со скоростью 200 Behavior on y { SpringAnimation{ velocity: 200; } } Component.onCompleted: y = page.height-10; // запускаем движение мяча // Обнаруживаем удары мячом вверху и внизу и отскоки onYChanged: { if (y <= 0) { y = page.height - 20; } else if (y >= page.height - 20) { y = 0; } } } // Помещаем летучих мышей слева и справа области просмотра, в соответствии // с y координатой мяча. Rectangle { id: leftBat color: "Lime" x: 2; width: 20; height: 90 y: ball.direction == 'left' ? ball.y - 45 : page.height/2 -45; Behavior on y { SpringAnimation{ velocity: 300 } } } Rectangle { id: rightBat color: "Lime" x: page.width - 22; width: 20; height: 90 y: ball.direction == 'right' ? ball.y - 45 : page.height/2 -45; Behavior on y { SpringAnimation{ velocity: 300 } } } // Остальное, чтобы сделать поведение реалистичным, если ни один из баллов... Rectangle { color: "Lime"; x: page.width/2-80; y: 0; width: 40; height: 60 } Rectangle { color: "Black"; x: page.width/2-70; y: 10; width: 20; height: 40 } Rectangle { color: "Lime"; x: page.width/2+40; y: 0; width: 40; height: 60 } Rectangle { color: "Black"; x: page.width/2+50; y: 10; width: 20; height: 40 } Repeater { model: page.height / 20 Rectangle { color: "Lime"; x: page.width/2-5; y: index * 20; width: 10; height: 10 } } } |
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