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https://github.com/qelectrotech/qelectrotech-source-mirror.git
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ab1d558f61
The check box for this functionality in the DiagramProporties window was deleted. git-svn-id: svn+ssh://svn.tuxfamily.org/svnroot/qet/qet/trunk@4022 bfdf4180-ca20-0410-9c96-a3a8aa849046
164 lines
5.1 KiB
C++
164 lines
5.1 KiB
C++
/*
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Copyright 2006-2015 The QElectroTech Team
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This file is part of QElectroTech.
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QElectroTech is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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QElectroTech is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with QElectroTech. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef DIAGRAMVIEW_H
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#define DIAGRAMVIEW_H
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#include <QtWidgets>
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#include "elementslocation.h"
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#include "templatelocation.h"
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class Conductor;
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class Diagram;
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class QETDiagramEditor;
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class DVEventInterface;
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/**
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This class provides a widget to render an electric diagram in an editable,
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interactive way.
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*/
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class DiagramView : public QGraphicsView {
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Q_OBJECT
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// constructors, destructor
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public:
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DiagramView(Diagram *diagram, QWidget * = 0);
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virtual ~DiagramView();
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private:
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DiagramView(const DiagramView &);
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// attributes
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Diagram *scene;
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DVEventInterface *m_event_interface;
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QMenu *context_menu;
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QAction *paste_here;
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QAction *find_element_;
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QPoint paste_here_pos;
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QPoint next_position_;
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QPointF rubber_band_origin;
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bool fresh_focus_in_; ///< Indicate the focus was freshly gained
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ElementsLocation next_location_;
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bool m_first_activation;
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// methods
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public:
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QString title() const;
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void editDiagramProperties();
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void addColumn();
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void removeColumn();
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void addRow();
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void removeRow();
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/// @return the diagram rendered by this view
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Diagram *diagram() { return(scene); }
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QETDiagramEditor *diagramEditor() const;
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bool hasSelectedItems();
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bool hasCopiableItems();
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bool hasDeletableItems();
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void editSelection();
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void setEventInterface (DVEventInterface *event_interface);
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protected:
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virtual void mouseDoubleClickEvent(QMouseEvent *);
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virtual void contextMenuEvent(QContextMenuEvent *);
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virtual void wheelEvent(QWheelEvent *);
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virtual void focusInEvent(QFocusEvent *);
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virtual void keyPressEvent(QKeyEvent *);
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virtual void keyReleaseEvent(QKeyEvent *);
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virtual bool event(QEvent *);
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virtual bool switchToVisualisationModeIfNeeded(QInputEvent *e);
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virtual bool switchToSelectionModeIfNeeded(QInputEvent *e);
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virtual bool isCtrlShifting(QInputEvent *);
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virtual bool selectedItemHasFocus();
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private:
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void mousePressEvent(QMouseEvent *);
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void mouseMoveEvent(QMouseEvent *);
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void mouseReleaseEvent(QMouseEvent *);
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void dragEnterEvent(QDragEnterEvent *);
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void dragLeaveEvent(QDragLeaveEvent *);
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void dragMoveEvent(QDragMoveEvent *);
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void dropEvent(QDropEvent *);
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void handleElementDrop(QDropEvent *);
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void handleTitleBlockDrop(QDropEvent *);
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void handleTextDrop(QDropEvent *);
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bool gestureEvent(QGestureEvent *event);
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QRectF viewedSceneRect() const;
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bool mustIntegrateElement(const ElementsLocation &) const;
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bool mustIntegrateTitleBlockTemplate(const TitleBlockTemplateLocation &) const;
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bool addElementAtPos(const ElementsLocation &, const QPoint &);
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bool gestures() const;
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signals:
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/// Signal emitted after the selection changed
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void selectionChanged();
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/// Signal emitted after the selection mode changed
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void modeChanged();
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/// Signal emitted after the diagram title changed
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void titleChanged(DiagramView *, const QString &);
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/// Signal emitted before integrating an element
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void aboutToAddElement();
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/// Signal emitted before integrating a title block template
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void aboutToSetDroppedTitleBlockTemplate(const TitleBlockTemplateLocation &);
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/// Signal emitted when users wish to locate an element from the diagram within elements collection
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void findElementRequired(const ElementsLocation &);
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/// Signal emitted when users wish to edit an element from the diagram
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void editElementRequired(const ElementsLocation &);
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/// Signal emitted when users want to edit and/or duplicate an existing title block template
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void editTitleBlockTemplate(const QString &, bool);
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/// Signal emitted after an item is added
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void itemAdded();
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/// Signal emmitted when diagram must be show
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void showDiagram (Diagram *);
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public slots:
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void selectNothing();
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void selectAll();
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void selectInvert();
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void deleteSelection();
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void rotateSelection();
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void rotateTexts();
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void setVisualisationMode();
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void setSelectionMode();
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void refreshBg();
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void zoomIn();
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void zoomOut();
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void zoomInSlowly();
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void zoomOutSlowly();
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void zoomFit();
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void zoomContent();
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void zoomReset();
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void cut();
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void copy();
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void paste(const QPointF & = QPointF(), QClipboard::Mode = QClipboard::Clipboard);
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void pasteHere();
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void adjustSceneRect();
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void updateWindowTitle();
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void editSelectionProperties();
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void editSelectedConductorColor();
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void editConductorColor(Conductor *);
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void resetConductors();
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private slots:
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void addDroppedElement();
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void setDroppedTitleBlockTemplate(const TitleBlockTemplateLocation &);
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void adjustGridToZoom();
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void applyReadOnly();
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};
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#endif
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