+/***************************************************************************
+ * Copyright (C) 2008 by Marco Gittler (g.marco@freenet.de) *
+ * Copyright (C) 2008 by Jean-Baptiste Mardelle (jb@kdenlive.org) *
+ * *
+ * This program is free software; you can redistribute it and/or modify *
+ * it under the terms of the GNU General Public License as published by *
+ * the Free Software Foundation; either version 2 of the License, or *
+ * (at your option) any later version. *
+ * *
+ * This program is distributed in the hope that it will be useful, *
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of *
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
+ * GNU General Public License for more details. *
+ * *
+ * You should have received a copy of the GNU General Public License *
+ * along with this program; if not, write to the *
+ * Free Software Foundation, Inc., *
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *
+ ***************************************************************************/
+
#ifndef ABSTRACTCLIPITEM
#define ABSTRACTCLIPITEM
#include <QGraphicsRectItem>
+#include <QGraphicsWidget>
+
+#if QT_VERSION >= 0x040600
+#include <QPropertyAnimation>
+#endif
+
#include "definitions.h"
#include "gentime.h"
-class AbstractClipItem : public QObject , public QGraphicsRectItem {
+class CustomTrackScene;
+class QGraphicsSceneMouseEvent;
+
+class AbstractClipItem : public QObject, public QGraphicsRectItem
+{
Q_OBJECT
+ Q_PROPERTY(QRectF rect READ rect WRITE setRect)
+ Q_PROPERTY(qreal opacity READ opacity WRITE setOpacity)
+
public:
- AbstractClipItem(const ItemInfo info, const QRectF& rect);
- virtual OPERATIONTYPE operationMode(QPointF pos, double scale) = 0;
+ AbstractClipItem(const ItemInfo &info, const QRectF& rect, double fps);
+ virtual ~ AbstractClipItem();
+ void updateSelectedKeyFrame();
+
+ /** @brief Move the selected keyframe (does not influence the effect, only the display in timeline).
+ * @param pos new Position
+ * @param value new Value */
+ void updateKeyFramePos(const GenTime &pos, const double value);
+ int checkForSingleKeyframe();
+ int addKeyFrame(const GenTime &pos, const double value);
+ bool hasKeyFrames() const;
+ int editedKeyFramePos() const;
+ int selectedKeyFramePos() const;
+ double selectedKeyFrameValue() const;
+ double editedKeyFrameValue() const;
+ double keyFrameFactor() const;
+ /** @brief Returns the number of keyframes the selected effect has. */
+ int keyFrameNumber() const;
+ ItemInfo info() const;
+ CustomTrackScene* projectScene();
+ void updateRectGeometry();
+ void updateItem();
+ void setItemLocked(bool locked);
+ bool isItemLocked() const;
+ void closeAnimation();
+
+ virtual OPERATIONTYPE operationMode(const QPointF &pos) = 0;
virtual GenTime startPos() const ;
virtual void setTrack(int track);
virtual GenTime endPos() const ;
+ virtual int defaultZValue() const ;
virtual int track() const ;
- virtual void moveTo(int x, double scale, int offset, int newTrack);
virtual GenTime cropStart() const ;
- virtual void resizeStart(int posx, double scale);
- virtual void resizeEnd(int posx, double scale);
- virtual void setFadeOut(int pos, double scale);
- virtual void setFadeIn(int pos, double scale);
- virtual GenTime duration() const;
+ virtual GenTime cropDuration() const ;
+ /** @brief Return the current item's height */
+ static int itemHeight();
+ /** @brief Return the current item's vertical offset
+ * For example transitions are drawn at 1/3 of track height */
+ static int itemOffset();
+
+ /** @brief Resizes the clip from the start.
+ * @param posx Absolute position of new in point
+ * @param hasSizeLimit (optional) Whether the clip has a maximum size */
+ virtual void resizeStart(int posx, bool hasSizeLimit = true, bool emitChange = true);
+
+ /** @brief Resizes the clip from the end.
+ * @param posx Absolute position of new out point */
+ virtual void resizeEnd(int posx, bool emitChange = true);
virtual double fps() const;
- virtual int fadeIn() const;
- virtual int fadeOut() const;
+ virtual void updateFps(double fps);
virtual GenTime maxDuration() const;
- virtual void setCropStart(GenTime pos);
+ virtual void setCropStart(const GenTime &pos);
+
+ /** @brief Set this clip as the main selected clip (or not). */
+ void setMainSelectedClip(bool selected);
+ /** @brief Is this clip selected as the main clip. */
+ bool isMainSelectedClip();
+
protected:
- int m_track;
- GenTime m_cropStart;
- GenTime m_cropDuration;
- GenTime m_startPos;
+ ItemInfo m_info;
+ /** The position of the current keyframe when it has moved */
+ int m_editedKeyframe;
+ /** The position of the current keyframe before it was moved */
+ int m_selectedKeyframe;
+ /* GenTime m_cropStart;
+ GenTime m_cropDuration;
+ GenTime m_startPos;*/
GenTime m_maxDuration;
+ QMap <int, int> m_keyframes;
+ /** @brief Strech factor so that keyframes display on the full clip height. */
+ double m_keyframeFactor;
+ /** @brief Offset factor so that keyframes minimum value are displaed at the bottom of the clip. */
+ double m_keyframeOffset;
+ /** @brief Default reset value for keyframe. */
+ double m_keyframeDefault;
+ /** The (keyframe) parameter that is visible and editable in timeline (on the clip) */
+ int m_visibleParam;
double m_fps;
- uint m_startFade;
- uint m_endFade;
- QPainterPath upperRectPart(QRectF);
- QPainterPath lowerRectPart(QRectF);
- QRect visibleRect();
+ /** @brief True if this is the last clip the user selected */
+ bool m_isMainSelectedClip;
+ /** @brief Draw the keyframes of a clip
+ * @param painter The painter device for the clip
+ * @param limitedKeyFrames The keyframes can be of type "keyframe" or "simplekeyframe". In the
+ * "simplekeyframe" type, the effect always starts on clip start and ends on clip end. With the
+ * "keyframe" type, the effect starts on the first keyframe and ends on the last keyframe
+ */
+ void drawKeyFrames(QPainter *painter, const QTransform &transformation, bool limitedKeyFrames);
+ int mouseOverKeyFrames(QPointF pos, double maxOffset);
+ void mousePressEvent(QGraphicsSceneMouseEvent * event);
+
};
#endif