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 8c19ac9f20de07406c0564d3bc4e9b69d6b6a002..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
@@ -252,6 +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 );
@@ -288,7 +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);
@@ -332,6 +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);
@@ -392,6 +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();
@@ -424,6 +442,8 @@ signals:
     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