Do not allow crop from start to get negative. This should fix a lot a problems that...

[kdenlive] / src / customtrackview.h

diff --git a/src/customtrackview.h b/src/customtrackview.h
index 87f8910b9904ef4c67e203d6ca590b1d72eda1db..cead1468a4cc72ccb849e6b39d461e4199cfc81f 100644 (file)
--- a/src/customtrackview.h
+++ b/src/customtrackview.h
@@ -22,6 +22,7 @@
 #define CUSTOMTRACKVIEW_H
 
 #include <KPixmapCache>
+#include <KColorScheme>
 
 #include <QGraphicsView>
 #include <QGraphicsItemAnimation>
@@ -42,6 +43,7 @@ class AbstractClipItem;
 class AbstractGroupItem;
 class Transition;
 
+
 class CustomTrackView : public QGraphicsView
 {
     Q_OBJECT
@@ -127,9 +129,10 @@ public:
     /** @brief Locks or unlocks a track.
     * @param ix number of track
     * @param lock whether to lock or unlock
+    * @param requestUpdate (default = true) Whether to request an update of the icon in the track header
     *
     * Makes sure no clip on track to lock is selected. */
-    void lockTrack(int ix, bool lock);
+    void lockTrack(int ix, bool lock, bool requestUpdate = true);
     void groupClips(bool group = true);
     void doGroupClips(QList <ItemInfo> clipInfos, QList <ItemInfo> transitionInfos, bool group);
     void loadGroups(const QDomNodeList groups);
@@ -187,10 +190,10 @@ 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);
@@ -251,6 +254,12 @@ public slots:
     * @param ix The track index */
     void slotAddTrackEffect(const QDomElement effect, int ix);
 
+    /** @brief Update the list of snap points (sticky timeline hotspots).
+    * @param selected The currently selected clip if any
+    * @param offsetList The list of points that should also snap (for example when movin a clip, start and end points should snap
+    * @param skipSelectedItems if true, the selected item start and end points will not be added to snap list */
+    void updateSnapPoints(AbstractClipItem *selected, QList <GenTime> offsetList = QList <GenTime> (), bool skipSelectedItems = false);
+
 protected:
     virtual void drawBackground(QPainter * painter, const QRectF & rect);
     //virtual void drawForeground ( QPainter * painter, const QRectF & rect );
@@ -287,7 +296,7 @@ private:
     QPoint m_clickEvent;
     QList <CommentedTime> m_searchPoints;
     QList <Guide *> m_guides;
-    void updateSnapPoints(AbstractClipItem *selected, QList <GenTime> offsetList = QList <GenTime> (), bool skipSelectedItems = false);
+
     ClipItem *getClipItemAt(int pos, int track);
     ClipItem *getClipItemAt(GenTime pos, int track);
     ClipItem *getClipItemAtEnd(GenTime pos, int track);
@@ -331,6 +340,11 @@ private:
 
     QMutex m_mutex;
     QWaitCondition m_producerNotReady;
+    KStatefulBrush m_activeTrackBrush;
+
+    /** stores the state of the control modifier during mouse press.
+     * Will then be used to identify whether we resize a group or only one item of it. */
+    bool m_controlModifier;
 
     /** Get the index of the video track that is just below current track */
     int getPreviousVideoTrack(int track);
@@ -391,6 +405,11 @@ private:
     /** @brief Gets the effect parameters that will be passed to Mlt. */
     EffectsParameterList getEffectArgs(const QDomElement effect);
 
+    /** @brief Updates @param item's pan and zoom effect after resize or cut.
+     * @param item clip whose pan and zoom effect should be updated
+     * @param cutPos (optional) if clip was cut, cut position relative to the original's clip position */
+    void updatePanZoom(ClipItem *item, GenTime cutPos = GenTime());
+
 private slots:
     void slotRefreshGuides();
     void slotEnableRefresh();
@@ -422,6 +441,9 @@ signals:
     /** @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);
+    /** @brief Update the track effect button that shows if a track has effects or not.*/
+    void updateTrackEffectState(int);
 };
 
 #endif