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Diffstat (limited to 'examples/animation/stickman/editor/animationdialog.cpp')
-rw-r--r-- | examples/animation/stickman/editor/animationdialog.cpp | 192 |
1 files changed, 192 insertions, 0 deletions
diff --git a/examples/animation/stickman/editor/animationdialog.cpp b/examples/animation/stickman/editor/animationdialog.cpp new file mode 100644 index 0000000..441517d --- /dev/null +++ b/examples/animation/stickman/editor/animationdialog.cpp @@ -0,0 +1,192 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the QtCore module 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 "animationdialog.h" +#include "stickman.h" +#include "animation.h" +#include "node.h" + +#include <QHBoxLayout> +#include <QStackedWidget> +#include <QSpinBox> +#include <QPushButton> +#include <QLabel> +#include <QLineEdit> +#include <QMessageBox> +#include <QFileDialog> + +AnimationDialog::AnimationDialog(StickMan *stickman, QWidget *parent) + : QDialog(parent), m_animation(0), m_stickman(stickman) +{ + initUi(); +} + +AnimationDialog::~AnimationDialog() +{ + delete m_animation; +} + +void AnimationDialog::initUi() +{ + setWindowTitle("Animation"); + setEnabled(false); + + // Second page + m_currentFrame = new QSpinBox(); + m_totalFrames = new QSpinBox(); + m_name = new QLineEdit(); + + connect(m_currentFrame, SIGNAL(valueChanged(int)), this, SLOT(currentFrameChanged(int))); + connect(m_totalFrames, SIGNAL(valueChanged(int)), this, SLOT(totalFramesChanged(int))); + connect(m_name, SIGNAL(textChanged(QString)), this, SLOT(setCurrentAnimationName(QString))); + + QGridLayout *gridLayout = new QGridLayout(this); + gridLayout->addWidget(new QLabel("Name:"), 0, 0, 1, 2); + gridLayout->addWidget(m_name, 0, 2, 1, 2); + gridLayout->addWidget(new QLabel("Frame:"), 1, 0); + gridLayout->addWidget(m_currentFrame, 1, 1); + gridLayout->addWidget(new QLabel("of total # of frames: "), 1, 2); + gridLayout->addWidget(m_totalFrames, 1, 3); +} + +void AnimationDialog::initFromAnimation() +{ + m_currentFrame->setRange(0, m_animation->totalFrames()-1); + m_currentFrame->setValue(m_animation->currentFrame()); + + m_totalFrames->setRange(1, 1000); + m_totalFrames->setValue(m_animation->totalFrames()); + + m_name->setText(m_animation->name()); +} + +void AnimationDialog::saveAnimation() +{ + saveCurrentFrame(); + + QString fileName = QFileDialog::getSaveFileName(this, "Save animation"); + + QFile file(fileName); + if (file.open(QIODevice::WriteOnly)) + m_animation->save(&file); +} + +void AnimationDialog::loadAnimation() +{ + if (maybeSave() != QMessageBox::Cancel) { + QString fileName = QFileDialog::getOpenFileName(this, "Open animation"); + + QFile file(fileName); + if (file.open(QIODevice::ReadOnly)) { + if (m_animation == 0) + newAnimation(); + + m_animation->load(&file); + stickManFromCurrentFrame(); + initFromAnimation(); + } + } +} + +QMessageBox::StandardButton AnimationDialog::maybeSave() +{ + if (m_animation == 0) + return QMessageBox::No; + + QMessageBox::StandardButton button = QMessageBox::question(this, "Save?", "Do you want to save your changes?", + QMessageBox::Save | QMessageBox::Discard | QMessageBox::Cancel); + if (button == QMessageBox::Save) + saveAnimation(); + + return button; +} + +void AnimationDialog::newAnimation() +{ + if (maybeSave() != QMessageBox::Cancel) { + setEnabled(true); + delete m_animation; + m_animation = new Animation(); + initFromAnimation(); + } +} + +// Gets the data from the stickman and stores it in current frame +void AnimationDialog::saveCurrentFrame() +{ + int count = m_stickman->nodeCount(); + m_animation->setNodeCount(count); + for (int i=0; i<count; ++i) { + QGraphicsItem *node = m_stickman->node(i); + m_animation->setNodePos(i, node->pos()); + } +} + +// Gets the data from the current frame and sets the stickman +void AnimationDialog::stickManFromCurrentFrame() +{ + int count = m_animation->nodeCount(); + for (int i=0;i<count;++i) { + QGraphicsItem *node = m_stickman->node(i); + node->setPos(m_animation->nodePos(i)); + } +} + +void AnimationDialog::currentFrameChanged(int currentFrame) +{ + saveCurrentFrame(); + qDebug("currentFrame: %d", currentFrame); + m_animation->setCurrentFrame(currentFrame); + stickManFromCurrentFrame(); + initFromAnimation(); +} + +void AnimationDialog::totalFramesChanged(int totalFrames) +{ + m_animation->setTotalFrames(totalFrames); + stickManFromCurrentFrame(); + initFromAnimation(); +} + +void AnimationDialog::setCurrentAnimationName(const QString &name) +{ + m_animation->setName(name); +} |