derived classes allow different behaviours to be added to panels as required.
@author Jason Wood
-*/ class TrackPanelClipMoveFunction:public TrackPanelFunction
-{
- Q_OBJECT public:
+*/
+class TrackPanelClipMoveFunction: public TrackPanelFunction {
+Q_OBJECT public:
TrackPanelClipMoveFunction(TrackView * view);
virtual ~ TrackPanelClipMoveFunction();
- /**
- Returns true if the specified position should cause this function to activate,
- otherwise returns false.
- */
+ /**
+ Returns true if the specified position should cause this function to activate,
+ otherwise returns false.
+ */
virtual bool mouseApplies(DocumentTrack *,
- QMouseEvent * event) const;
+ QMouseEvent * event) const;
- /**
- Returns a relevant mouse cursor for the given mouse position
- */
+ /**
+ Returns a relevant mouse cursor for the given mouse position
+ */
virtual QCursor getMouseCursor(DocumentTrack *, QMouseEvent * event);
- /**
- A mouse button has been pressed. Returns true if we want to handle this event
- */
+ /**
+ A mouse button has been pressed. Returns true if we want to handle this event
+ */
virtual bool mousePressed(DocumentTrack * panel,
- QMouseEvent * event);
+ QMouseEvent * event);
- /**
- Processes Mouse double click.*/
+ /**
+ Processes Mouse double click.*/
virtual bool mouseDoubleClicked(DocumentTrack * panel, QMouseEvent *);
- /**
- Mouse Release Events in the track view area. Returns true if we have finished
- an operation now.
- */
+ /**
+ Mouse Release Events in the track view area. Returns true if we have finished
+ an operation now.
+ */
virtual bool mouseReleased(DocumentTrack *, QMouseEvent *);
- /**
- Processes Mouse Move events in the track view area. Returns true if we are
- continuing with the drag.*/
+ /**
+ Processes Mouse Move events in the track view area. Returns true if we are
+ continuing with the drag.*/
virtual bool mouseMoved(DocumentTrack * panel, QMouseEvent * event);
- /**
- Process drag events
- */
+ /**
+ Process drag events
+ */
virtual bool dragEntered(DocumentTrack * panel, QDragEnterEvent *);
virtual bool dragMoved(DocumentTrack *, QDragMoveEvent *);
virtual bool dragLeft(DocumentTrack *, QDragLeaveEvent *);
virtual bool dragDropped(DocumentTrack * panel, QDropEvent *);
- private:
+private:
TrackView * m_view;
KdenliveDoc *m_document;
TrackViewClip *m_clipUnderMouse;
bool m_dragging;
bool m_firststep;
- /**
- This variable should be set to true if we have initiated a drag which
- is going to be moving, rather than adding, clips.
+ /**
+ This variable should be set to true if we have initiated a drag which
+ is going to be moving, rather than adding, clips.
- set to false otherwise. The purpose of this variable is to prevent the
- selection group from being re-created on drag entry if we are only
- moving it - this prevents a copy of the clips from being created.
- */
+ set to false otherwise. The purpose of this variable is to prevent the
+ selection group from being re-created on drag entry if we are only
+ moving it - this prevents a copy of the clips from being created.
+ */
bool m_startedClipMove;
- /**
- This list is used to group clips together when they are being dragged away from the
- timeline, or are being dragged onto the timeline. It gives a home to clips that have not yet
- been placed.
- */
+ /**
+ This list is used to group clips together when they are being dragged away from the
+ timeline, or are being dragged onto the timeline. It gives a home to clips that have not yet
+ been placed.
+ */
//DocClipRefList m_selection;
//DocClipRefList m_selection_to_add;
- /**
- This is the "master" Clip - the clip that is actively being dragged by the mouse.
- All other clips move in relation to the master clip.
- */
+ /**
+ This is the "master" Clip - the clip that is actively being dragged by the mouse.
+ All other clips move in relation to the master clip.
+ */
TrackViewClip *m_masterClip;
- /**
- When dragging a clip, this is the time offset that should be applied to where
- the mouse cursor to find the beginning of the master clip.
- */
+ /**
+ When dragging a clip, this is the time offset that should be applied to where
+ the mouse cursor to find the beginning of the master clip.
+ */
GenTime m_clipOffset;
- /** A snap to grid object used for calculating snap-to-grid calculations. */
+ /** A snap to grid object used for calculating snap-to-grid calculations. */
//SnapToGrid m_snapToGrid;
- /** Moves all selected clips to a new position. The new start position is that for the master clip,
- all other clips are moved in relation to it. Returns true on success, false on failure.*/
+ /** Moves all selected clips to a new position. The new start position is that for the master clip,
+ all other clips are moved in relation to it. Returns true on success, false on failure.*/
bool moveSelectedClips(int newTrack, GenTime start);
- /** Adds a Clipgroup to the tracks in the timeline. It there are some currently selected clips and
- we add new clips with this method, the previously selected clips are dselected. */
+ /** Adds a Clipgroup to the tracks in the timeline. It there are some currently selected clips and
+ we add new clips with this method, the previously selected clips are dselected. */
//void addClipsToTracks(DocClipRefList & clips, int track, GenTime value,bool selected);
- /** set up the snap-to-grid class */
+ /** set up the snap-to-grid class */
void setupSnapToGrid();
- /** Find the index of the document track underneath the specified point on the track. */
+ /** Find the index of the document track underneath the specified point on the track. */
int trackUnderPoint(const QPoint & pos);
- /** Initiates a drag operation on the selected clip, setting the master clip to clipUnderMouse,
- and specifying the time that the mouse is currently pointing at. */
+ /** Initiates a drag operation on the selected clip, setting the master clip to clipUnderMouse,
+ and specifying the time that the mouse is currently pointing at. */
//void initiateDrag(DocClipRef * clipUnderMouse, GenTime mouseTime);
- /**
- True if we are currently in the process of adding clips to the timeline.
- False otherwise.
- */
+ /**
+ True if we are currently in the process of adding clips to the timeline.
+ False otherwise.
+ */
bool m_addingClips;
- /**
- A moveClipCommand action, used to record clip movement for undo/redo functionality.
- */
- //Command::KMoveClipsCommand * m_moveClipsCommand;
- /**
- This command is used to record clip deletion for undo/redo functionality.
- */
+ /**
+ A moveClipCommand action, used to record clip movement for undo/redo functionality.
+ */
+ //Command::KMoveClipsCommand * m_moveClipsCommand;
+ /**
+ This command is used to record clip deletion for undo/redo functionality.
+ */
//KMacroCommand *m_deleteClipsCommand;
#warning - The following method is a bad example for programming design.
- /** Returns a command that would create those clips in the document that are currently selected.
- */
+ /** Returns a command that would create those clips in the document that are currently selected.
+ */
//KMacroCommand *createAddClipsCommand();
- /** Returns true if the x,y position is over a clip (and therefore, the move function applies) */
+ /** Returns true if the x,y position is over a clip (and therefore, the move function applies) */
bool mouseApplies(const QPoint & pos) const;
- signals:
- //void checkTransition(DocClipRef*);
+signals:
+ //void checkTransition(DocClipRef*);
};
#endif
projects / kdenlive / blobdiff