diff options
Diffstat (limited to 'src/plugins/qmltooling/qmldbg_qtquick1/zoomtool.cpp')
-rw-r--r-- | src/plugins/qmltooling/qmldbg_qtquick1/zoomtool.cpp | 330 |
1 files changed, 0 insertions, 330 deletions
diff --git a/src/plugins/qmltooling/qmldbg_qtquick1/zoomtool.cpp b/src/plugins/qmltooling/qmldbg_qtquick1/zoomtool.cpp deleted file mode 100644 index 77521a3dbd..0000000000 --- a/src/plugins/qmltooling/qmldbg_qtquick1/zoomtool.cpp +++ /dev/null @@ -1,330 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/ -** -** This file is part of the QtDeclarative module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** GNU Lesser General Public License Usage -** 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 1.1, 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. -** -** Other Usage -** Alternatively, this file may be used in accordance with the terms and -** conditions contained in a signed written agreement between you and Nokia. -** -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "zoomtool.h" - -#include "qdeclarativeviewinspector_p.h" - -#include <QtGui/QMouseEvent> -#include <QtGui/QWheelEvent> -#include <QtGui/QKeyEvent> -#include <QtWidgets/QMenu> -#include <QtWidgets/QAction> - -#include <QtCore/QRectF> -#include <QtCore/QDebug> - -namespace QmlJSDebugger { -namespace QtQuick1 { - -ZoomTool::ZoomTool(QDeclarativeViewInspector *view) : - AbstractLiveEditTool(view), - m_rubberbandManipulator(), - m_smoothZoomMultiplier(0.05f), - m_currentScale(1.0f) -{ - m_zoomTo100Action = new QAction(tr("Zoom to &100%"), this); - m_zoomInAction = new QAction(tr("Zoom In"), this); - m_zoomOutAction = new QAction(tr("Zoom Out"), this); - m_zoomInAction->setShortcut(QKeySequence(Qt::Key_Plus)); - m_zoomOutAction->setShortcut(QKeySequence(Qt::Key_Minus)); - - - LiveLayerItem *layerItem = QDeclarativeViewInspectorPrivate::get(view)->manipulatorLayer; - QGraphicsObject *layerObject = reinterpret_cast<QGraphicsObject *>(layerItem); - m_rubberbandManipulator = new LiveRubberBandSelectionManipulator(layerObject, view); - - - connect(m_zoomTo100Action, SIGNAL(triggered()), SLOT(zoomTo100())); - connect(m_zoomInAction, SIGNAL(triggered()), SLOT(zoomIn())); - connect(m_zoomOutAction, SIGNAL(triggered()), SLOT(zoomOut())); -} - -ZoomTool::~ZoomTool() -{ - delete m_rubberbandManipulator; -} - -void ZoomTool::mousePressEvent(QMouseEvent *event) -{ - m_mousePos = event->pos(); - - QPointF scenePos = view()->mapToScene(event->pos()); - - if (event->buttons() & Qt::RightButton) { - QMenu contextMenu; - contextMenu.addAction(m_zoomTo100Action); - contextMenu.addSeparator(); - contextMenu.addAction(m_zoomInAction); - contextMenu.addAction(m_zoomOutAction); - contextMenu.exec(event->globalPos()); - } else if (event->buttons() & Qt::LeftButton) { - m_dragBeginPos = scenePos; - m_dragStarted = false; - } -} - -void ZoomTool::mouseMoveEvent(QMouseEvent *event) -{ - m_mousePos = event->pos(); - - QPointF scenePos = view()->mapToScene(event->pos()); - - if (event->buttons() & Qt::LeftButton - && (QPointF(scenePos - m_dragBeginPos).manhattanLength() - > Constants::DragStartDistance / 3) - && !m_dragStarted) - { - m_dragStarted = true; - m_rubberbandManipulator->begin(m_dragBeginPos); - return; - } - - if (m_dragStarted) - m_rubberbandManipulator->update(scenePos); - -} - -void ZoomTool::mouseReleaseEvent(QMouseEvent *event) -{ - m_mousePos = event->pos(); - QPointF scenePos = view()->mapToScene(event->pos()); - - if (m_dragStarted) { - m_rubberbandManipulator->end(); - - int x1 = qMin(scenePos.x(), m_rubberbandManipulator->beginPoint().x()); - int x2 = qMax(scenePos.x(), m_rubberbandManipulator->beginPoint().x()); - int y1 = qMin(scenePos.y(), m_rubberbandManipulator->beginPoint().y()); - int y2 = qMax(scenePos.y(), m_rubberbandManipulator->beginPoint().y()); - - QPointF scenePosTopLeft = QPoint(x1, y1); - QPointF scenePosBottomRight = QPoint(x2, y2); - - QRectF sceneArea(scenePosTopLeft, scenePosBottomRight); - - m_currentScale = qMin(view()->rect().width() / sceneArea.width(), - view()->rect().height() / sceneArea.height()); - - - QTransform transform; - transform.scale(m_currentScale, m_currentScale); - - view()->setTransform(transform); - view()->setSceneRect(sceneArea); - } else { - Qt::KeyboardModifier modifierKey = Qt::ControlModifier; -#ifdef Q_OS_MAC - modifierKey = Qt::AltModifier; -#endif - if (event->modifiers() & modifierKey) { - zoomOut(); - } else { - zoomIn(); - } - } -} - -void ZoomTool::zoomIn() -{ - m_currentScale = nextZoomScale(ZoomIn); - scaleView(view()->mapToScene(m_mousePos)); -} - -void ZoomTool::zoomOut() -{ - m_currentScale = nextZoomScale(ZoomOut); - scaleView(view()->mapToScene(m_mousePos)); -} - -void ZoomTool::mouseDoubleClickEvent(QMouseEvent *event) -{ - m_mousePos = event->pos(); -} - - -void ZoomTool::hoverMoveEvent(QMouseEvent *event) -{ - m_mousePos = event->pos(); -} - - -void ZoomTool::keyPressEvent(QKeyEvent * /*event*/) -{ -} - -void ZoomTool::wheelEvent(QWheelEvent *event) -{ - if (event->orientation() != Qt::Vertical) - return; - - Qt::KeyboardModifier smoothZoomModifier = Qt::ControlModifier; - if (event->modifiers() & smoothZoomModifier) { - int numDegrees = event->delta() / 8; - m_currentScale += m_smoothZoomMultiplier * (numDegrees / 15.0f); - - scaleView(view()->mapToScene(m_mousePos)); - - } else if (!event->modifiers()) { - if (event->delta() > 0) { - m_currentScale = nextZoomScale(ZoomIn); - } else if (event->delta() < 0) { - m_currentScale = nextZoomScale(ZoomOut); - } - scaleView(view()->mapToScene(m_mousePos)); - } -} - -void ZoomTool::keyReleaseEvent(QKeyEvent *event) -{ - switch (event->key()) { - case Qt::Key_Plus: - zoomIn(); - break; - case Qt::Key_Minus: - zoomOut(); - break; - case Qt::Key_1: - case Qt::Key_2: - case Qt::Key_3: - case Qt::Key_4: - case Qt::Key_5: - case Qt::Key_6: - case Qt::Key_7: - case Qt::Key_8: - case Qt::Key_9: - { - m_currentScale = ((event->key() - Qt::Key_0) * 1.0f); - scaleView(view()->mapToScene(m_mousePos)); // view()->mapToScene(view()->rect().center()) - break; - } - - default: - break; - } - -} - -void ZoomTool::clear() -{ - view()->setCursor(Qt::ArrowCursor); -} - -void ZoomTool::scaleView(const QPointF ¢erPos) -{ - - QTransform transform; - transform.scale(m_currentScale, m_currentScale); - view()->setTransform(transform); - - QPointF adjustedCenterPos = centerPos; - QSize rectSize(view()->rect().width() / m_currentScale, - view()->rect().height() / m_currentScale); - - QRectF sceneRect; - if (qAbs(m_currentScale - 1.0f) < Constants::ZoomSnapDelta) { - adjustedCenterPos.rx() = rectSize.width() / 2; - adjustedCenterPos.ry() = rectSize.height() / 2; - } - - if (m_currentScale < 1.0f) { - adjustedCenterPos.rx() = rectSize.width() / 2; - adjustedCenterPos.ry() = rectSize.height() / 2; - sceneRect.setRect(view()->rect().width() / 2 -rectSize.width() / 2, - view()->rect().height() / 2 -rectSize.height() / 2, - rectSize.width(), - rectSize.height()); - } else { - sceneRect.setRect(adjustedCenterPos.x() - rectSize.width() / 2, - adjustedCenterPos.y() - rectSize.height() / 2, - rectSize.width(), - rectSize.height()); - } - - view()->setSceneRect(sceneRect); -} - -void ZoomTool::zoomTo100() -{ - m_currentScale = 1.0f; - scaleView(view()->mapToScene(view()->rect().center())); -} - -qreal ZoomTool::nextZoomScale(ZoomDirection direction) const -{ - static QList<qreal> zoomScales = - QList<qreal>() - << 0.125f - << 1.0f / 6.0f - << 0.25f - << 1.0f / 3.0f - << 0.5f - << 2.0f / 3.0f - << 1.0f - << 2.0f - << 3.0f - << 4.0f - << 5.0f - << 6.0f - << 7.0f - << 8.0f - << 12.0f - << 16.0f - << 32.0f - << 48.0f; - - if (direction == ZoomIn) { - for (int i = 0; i < zoomScales.length(); ++i) { - if (zoomScales[i] > m_currentScale || i == zoomScales.length() - 1) - return zoomScales[i]; - } - } else { - for (int i = zoomScales.length() - 1; i >= 0; --i) { - if (zoomScales[i] < m_currentScale || i == 0) - return zoomScales[i]; - } - } - - return 1.0f; -} - -} // namespace QtQuick1 -} // namespace QmlJSDebugger |