Almost finished implementing track effects

[kdenlive] / src / customtrackview.h

diff --git a/src/customtrackview.h b/src/customtrackview.h
index 50ad4932e73bfc160228a80092fc79e075278384..a4cf40133f67740395e95d6a5e2f1a8784a97ea0 100644 (file)
--- a/src/customtrackview.h
+++ b/src/customtrackview.h
@@ -28,6 +28,8 @@
 #include <QTimeLine>
 #include <QMenu>
 #include <QUndoStack>
+#include <QMutex>
+#include <QWaitCondition>
 
 #include "kdenlivedoc.h"
 #include "docclipbase.h"
@@ -82,6 +84,7 @@ public:
     void activateMonitor();
     int duration() const;
     void deleteSelectedClips();
+    /** @brief Cuts all clips that are selected at the timeline cursor position. */
     void cutSelectedClips();
     void setContextMenu(QMenu *timeline, QMenu *clip, QMenu *transition, QActionGroup *clipTypeGroup, QMenu *markermenu);
     void checkTrackHeight();
@@ -174,15 +177,20 @@ public:
     KPixmapCache* pixmapCache;
     /** update the timeline objects when palette changes */
     void updatePalette();
+    /** @brief Returns true if a track has audio data on it.
+    * @param track The track number
+    *
+    * Check whether given track has a clip with audio in it. */
+    bool hasAudio(int track) const;
 
 public slots:
     void setCursorPos(int pos, bool seek = true);
     void moveCursorPos(int delta);
     void updateCursorPos();
-    void slotDeleteEffect(ClipItem *clip, QDomElement effect, bool affectGroup = true);
-    void slotChangeEffectState(ClipItem *clip, int effectPos, bool disable);
-    void slotChangeEffectPosition(ClipItem *clip, int currentPos, int newPos);
-    void slotUpdateClipEffect(ClipItem *clip, QDomElement oldeffect, QDomElement effect, int ix);
+    void slotDeleteEffect(ClipItem *clip, int track, QDomElement effect, bool affectGroup = true);
+    void slotChangeEffectState(ClipItem *clip, int track, int effectPos, bool disable);
+    void slotChangeEffectPosition(ClipItem *clip, int track, int currentPos, int newPos);
+    void slotUpdateClipEffect(ClipItem *clip, int track, QDomElement oldeffect, QDomElement effect, int ix);
     void slotUpdateClipRegion(ClipItem *clip, int ix, QString region);
     void slotRefreshEffects(ClipItem *clip);
     void setDuration(int duration);
@@ -219,6 +227,30 @@ public slots:
     void slotSelectTrack(int ix);
     void insertZoneOverwrite(QStringList data, int in);
 
+    /** @brief Rebuilds a group to fit again after children changed.
+    * @param childTrack the track of one of the groups children
+    * @param childPos The position of the same child */
+    void rebuildGroup(int childTrack, GenTime childPos);
+    /** @brief Rebuilds a group to fit again after children changed.
+    * @param group The group to rebuild */
+    void rebuildGroup(AbstractGroupItem *group);
+
+    /** @brief Cuts a group into two parts.
+    * @param clips1 Clips before the cut
+    * @param transitions1 Transitions before the cut
+    * @param clipsCut Clips that need to be cut
+    * @param transitionsCut Transitions that need to be cut
+    * @param clips2 Clips behind the cut
+    * @param transitions2 Transitions behind the cut
+    * @param cutPos Absolute position of the cut
+    * @param cut true = cut, false = "uncut" */
+    void slotRazorGroup(QList <ItemInfo> clips1, QList <ItemInfo> transitions1, QList <ItemInfo> clipsCut, QList <ItemInfo> transitionsCut, QList <ItemInfo> clips2, QList <ItemInfo> transitions2, GenTime cutPos, bool cut);
+
+    /** @brief Add en effect to a track.
+    * @param effect The new effect xml
+    * @param ix The track index */
+    void slotAddTrackEffect(const QDomElement effect, int ix);
+
 protected:
     virtual void drawBackground(QPainter * painter, const QRectF & rect);
     //virtual void drawForeground ( QPainter * painter, const QRectF & rect );
@@ -297,6 +329,9 @@ private:
     int m_selectedTrack;
     int m_spacerOffset;
 
+    QMutex m_mutex;
+    QWaitCondition m_producerNotReady;
+
     /** Get the index of the video track that is just below current track */
     int getPreviousVideoTrack(int track);
     void updatePositionEffects(ClipItem * item, ItemInfo info);
@@ -307,8 +342,6 @@ private:
     bool canBeMoved(QList<AbstractClipItem *> items, GenTime offset, int trackOffset) const;
     ClipItem *getClipUnderCursor() const;
     AbstractClipItem *getMainActiveClip() const;
-    /** @brief Rebuilds @param group to fit changes to it's childen. */
-    void rebuildGroup(AbstractGroupItem *group);
     void resetSelectionGroup(bool selectItems = true);
     void groupSelectedItems(bool force = false, bool createNewGroup = false);
     /** Get available space for clip move (min and max free positions) */
@@ -325,7 +358,7 @@ private:
     void adjustTimelineTransitions(EDITMODE mode, Transition *item, QUndoCommand *command);
     /** Adjust keyframes when pasted to another clip */
     void adjustKeyfames(GenTime oldstart, GenTime newstart, GenTime duration, QDomElement xml);
-    
+
     /** @brief Removes the tip and stops the animation timer. */
     void removeTipAnimation();
     /** @brief Creates a new tip animation.
@@ -350,6 +383,14 @@ private:
     * @param command (optional) Will be used as parent command (for undo history) */
     void prepareResizeClipEnd(AbstractClipItem *item, ItemInfo oldInfo, int pos, bool check = false, QUndoCommand *command = NULL);
 
+    /** @brief Collects information about the group's children to pass it on to RazorGroupCommand.
+    * @param group The group to cut
+    * @param cutPos The absolute position of the cut */
+    void razorGroup(AbstractGroupItem *group, GenTime cutPos);
+
+    /** @brief Gets the effect parameters that will be passed to Mlt. */
+    EffectsParameterList getEffectArgs(const QDomElement effect);
+
 private slots:
     void slotRefreshGuides();
     void slotEnableRefresh();
@@ -378,6 +419,10 @@ signals:
     void updateClipMarkers(DocClipBase *);
     void updateTrackHeaders();
     void playMonitor();
+    /** @brief Monitor document changes (for example the presence of audio data in timeline for export widget.*/
+    void documentModified();
+    void forceClipProcessing(const QString &);
+    void showTrackEffects(int, TrackInfo);
 };
 
 #endif