Permanent Z-layer order changes, click bugs with pictures

src/adaptors/UBSvgSubsetAdaptor.cpp

@@ -2559,7 +2559,6 @@ UBGraphicsRuler* UBSvgSubsetAdaptor::UBSvgSubsetReader::rulerFromSvg()
 
     graphicsItemFromSvg(ruler);
 
-    UBGraphicsItem::assignZValue(ruler, UBGraphicsScene::toolLayerStart + UBGraphicsScene::toolOffsetRuler);
     ruler->setData(UBGraphicsItemData::ItemLayerType, QVariant(UBItemLayerType::Tool));
 
     QStringRef svgWidth = mXmlReader.attributes().value("width");
@@ -2617,7 +2616,6 @@ UBGraphicsCompass* UBSvgSubsetAdaptor::UBSvgSubsetReader::compassFromSvg()
 
     graphicsItemFromSvg(compass);
 
-    UBGraphicsItem::assignZValue(compass, UBGraphicsScene::toolLayerStart + UBGraphicsScene::toolOffsetCompass);
     compass->setData(UBGraphicsItemData::ItemLayerType, QVariant(UBItemLayerType::Tool));
 
     QStringRef svgX = mXmlReader.attributes().value("x");
@@ -2681,7 +2679,6 @@ UBGraphicsProtractor* UBSvgSubsetAdaptor::UBSvgSubsetReader::protractorFromSvg()
 {
     UBGraphicsProtractor* protractor = new UBGraphicsProtractor();
 
-    UBGraphicsItem::assignZValue(protractor, UBGraphicsScene::toolLayerStart + UBGraphicsScene::toolOffsetProtractor);
     protractor->setData(UBGraphicsItemData::ItemLayerType, QVariant(UBItemLayerType::Tool));
 
     graphicsItemFromSvg(protractor);
@@ -2751,7 +2748,6 @@ UBGraphicsTriangle* UBSvgSubsetAdaptor::UBSvgSubsetReader::triangleFromSvg()
 {
     UBGraphicsTriangle* triangle = new UBGraphicsTriangle();
 
-    UBGraphicsItem::assignZValue(triangle, UBGraphicsScene::toolLayerStart + UBGraphicsScene::toolOffsetTriangle);
     triangle->setData(UBGraphicsItemData::ItemLayerType, QVariant(UBItemLayerType::Tool));
 
     graphicsItemFromSvg(triangle);

src/core/UBSettings.cpp

@@ -86,6 +86,7 @@ const int UBSettings::defaultWidgetIconWidth = 110;
 const int UBSettings::defaultVideoWidth = 80;
 
 const int UBSettings::thumbnailSpacing = 20;
+const int UBSettings::longClickInterval = 2000;
 
 const qreal UBSettings::minScreenRatio = 1.33; // 800/600 or 1024/768
 

src/core/UBSettings.h

@@ -179,6 +179,7 @@ class UBSettings : public QObject
         static const int defaultSoundWidth;
 
         static const int thumbnailSpacing;
+        static const int longClickInterval;
 
         static const qreal minScreenRatio;
 

src/domain/UBGraphicsItemDelegate.h

@@ -21,9 +21,11 @@
 #include <QMimeData>
 
 #include "core/UB.h"
+#include "core/UBSettings.h"
 
 class QGraphicsSceneMouseEvent;
 class QGraphicsItem;
+class UBGraphicsScene;
 class UBGraphicsProxyWidget;
 class UBGraphicsDelegateFrame;
 class UBGraphicsWidgetItem;
@@ -63,20 +65,8 @@ class DelegateButton: public QGraphicsSvgItem
 
     protected:
 
-        virtual void mousePressEvent(QGraphicsSceneMouseEvent *event)
-        {
-            // make sure delegate is selected, to avoid control being hidden
-            mDelegated->setSelected(true);
-
-            event->setAccepted(!mIsTransparentToMouseEvent);
-        }
-
-        virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent *event)
-        {
-            emit clicked();
-
-            event->setAccepted(!mIsTransparentToMouseEvent);
-        }
+        virtual void mousePressEvent(QGraphicsSceneMouseEvent *event);
+        virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
 
         void modified();
 
@@ -84,12 +74,13 @@ class DelegateButton: public QGraphicsSvgItem
 
         QGraphicsItem* mDelegated;
 
-
+        QTime mPressedTime;
         bool mIsTransparentToMouseEvent;
         Qt::WindowFrameSection mButtonAlignmentSection;
 
     signals:
         void clicked (bool checked = false);
+        void longClicked();
 
 };
 
@@ -110,8 +101,12 @@ class UBGraphicsItemDelegate : public QObject
         virtual bool mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
         virtual bool weelEvent(QGraphicsSceneWheelEvent *event);
 
+        virtual void hoverEnterEvent(QGraphicsSceneHoverEvent *event);
+        virtual void hoverLeaveEvent(QGraphicsSceneHoverEvent *event);
+
         virtual QVariant itemChange(QGraphicsItem::GraphicsItemChange change,
                 const QVariant &value);
+        virtual UBGraphicsScene *castUBGraphicsScene();
 
         void printMessage(const QString &mess) {qDebug() << mess;}
 
@@ -123,6 +118,7 @@ class UBGraphicsItemDelegate : public QObject
         void setCanDuplicate(bool allow){ mCanDuplicate = allow; }
 
         virtual void positionHandles();
+        void setZOrderButtonsVisible(bool visible);
 
         void startUndoStep();
         void commitUndoStep();
@@ -135,6 +131,7 @@ class UBGraphicsItemDelegate : public QObject
 
         QMimeData* mimeData(){ return mMimeData; }
         void setMimeData(QMimeData* mimeData);
+        void setDragPixmap(const QPixmap &pix) {mDragPixmap = pix;}
 
         void setFlippable(bool flippable);
         bool isFlippable();
@@ -151,8 +148,10 @@ class UBGraphicsItemDelegate : public QObject
         virtual void lock(bool lock);
         virtual void duplicate();
 
-        virtual void increaseZLevel() {increaseZLevel(1);}
-        virtual void decreaseZLevel() {increaseZLevel(-1);}
+        void increaseZLevelUp();
+        void increaseZLevelDown();
+        void increaseZlevelTop();
+        void increaseZlevelBottom();
 
     protected:
         virtual void buildButtons() {;}
@@ -187,18 +186,22 @@ protected slots:
         virtual void gotoContentSource(bool checked);
 
 private:
+        void updateFrame();
+        void updateButtons(bool showUpdated = false);
+
 
-        virtual void increaseZLevel(int delta);
 
         QPointF mOffset;
         QTransform mPreviousTransform;
         QPointF mPreviousPosition;
+        QPointF mDragStartPosition;
         qreal mPreviousZValue;
         QSizeF mPreviousSize;
         bool mCanRotate;
         bool mCanDuplicate;
         bool mRespectRatio;
         QMimeData* mMimeData;
+        QPixmap mDragPixmap;
 
         /** A boolean saying that this object can be flippable (mirror effect) */
         bool mFlippable;

src/domain/UBGraphicsPixmapItem.cpp

@@ -58,13 +58,18 @@ void UBGraphicsPixmapItem::mousePressEvent(QGraphicsSceneMouseEvent *event)
     QMimeData* pMime = new QMimeData();
     pMime->setImageData(pixmap().toImage());
     mDelegate->setMimeData(pMime);
+    int k = pixmap().width() / 100;
+    QSize newSize(pixmap().width() / k, pixmap().height() / k);
+
+    mDelegate->setDragPixmap(pixmap().scaled(newSize, Qt::IgnoreAspectRatio, Qt::SmoothTransformation));
+
     if (mDelegate->mousePressEvent(event))
     {
         //NOOP
     }
     else
     {
-        QGraphicsPixmapItem::mousePressEvent(event);
+//        QGraphicsPixmapItem::mousePressEvent(event);
     }
 }
 

src/domain/UBGraphicsPixmapItem.h

@@ -61,10 +61,6 @@ protected:
         virtual void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);
 
         virtual QVariant itemChange(GraphicsItemChange change, const QVariant &value);
-
-
-//        UBGraphicsItemDelegate* mDelegate;
-
 };
 
 #endif /* UBGRAPHICSPIXMAPITEM_H_ */

src/domain/UBGraphicsScene.h

@@ -49,33 +49,47 @@ class UBGraphicsCache;
 
 const double PI = 4.0 * atan(1.0);
 
-class UBZLayerController
+class UBZLayerController : public QObject
 {
-public:
+    Q_OBJECT
 
+public:
     struct ItemLayerTypeData {
-        ItemLayerTypeData() : bottomLimit(0), topLimit(0), curValue(0) {;}
-        ItemLayerTypeData(qreal bot, qreal top) : bottomLimit(bot), topLimit(top), curValue(bot) {;}
-        qreal bottomLimit;
-        qreal topLimit;
-        qreal curValue;
+        ItemLayerTypeData() : bottomLimit(0), topLimit(0), curValue(0), incStep(1) {;}
+        ItemLayerTypeData(qreal bot, qreal top, qreal increment = 1) : bottomLimit(bot), topLimit(top), curValue(bot), incStep(increment) {;}
+        qreal bottomLimit; //bottom bound of the layer
+        qreal topLimit;//top bound of the layer
+        qreal curValue;//current value of variable
+        qreal incStep;//incremental step
+    };
+
+    enum moveDestination {
+        up
+        , down
+        , top
+        , bottom
     };
 
     typedef QMap<itemLayerType::Enum, ItemLayerTypeData> ScopeMap;
 
-    UBZLayerController();
+    UBZLayerController(QGraphicsScene *scene);
 
     qreal getBottomLimit(itemLayerType::Enum key) const {return scopeMap.value(key).bottomLimit;}
     qreal getTopLimit(itemLayerType::Enum key) const {return scopeMap.value(key).topLimit;}
     bool validLayerType(itemLayerType::Enum key) const {return scopeMap.contains(key);}
+
     static qreal errorNum() {return errorNumber;}
 
     qreal generateZLevel(itemLayerType::Enum key);
+    qreal generateZLevel(QGraphicsItem *item);
 
-    private:
+    qreal changeZLevelTo(QGraphicsItem *item, moveDestination dest);
+    itemLayerType::Enum typeForData(QGraphicsItem *item) const;
+
+private:
     ScopeMap scopeMap;
     static qreal errorNumber;
-
+    QGraphicsScene *mScene;
 };
 
 class UBGraphicsScene: public UBCoreGraphicsScene, public UBItem
@@ -242,6 +256,8 @@ class UBGraphicsScene: public UBCoreGraphicsScene, public UBItem
 
         void setNominalSize(int pWidth, int pHeight);
 
+        qreal changeZLevelTo(QGraphicsItem *item, UBZLayerController::moveDestination dest);
+
         enum RenderingContext
         {
             Screen = 0, NonScreen, PdfExport, Podcast
@@ -257,20 +273,6 @@ class UBGraphicsScene: public UBCoreGraphicsScene, public UBItem
             return mRenderingContext;
         }
 
-        static qreal backgroundLayerStart;
-        static qreal objectLayerStart;
-        static qreal drawingLayerStart;
-        static qreal toolLayerStart;
-
-        static qreal toolOffsetEraser;
-        static qreal toolOffsetPointer;
-        static qreal toolOffsetRuler;
-        static qreal toolOffsetProtractor;
-        static qreal toolOffsetCompass;
-        static qreal toolOffsetCurtain;
-        static qreal toolOffsetTriangle;
-        static qreal toolOffsetCache;
-
         QSet<QGraphicsItem*> tools(){ return mTools;}
 
         void registerTool(QGraphicsItem* item)
@@ -283,7 +285,9 @@ class UBGraphicsScene: public UBCoreGraphicsScene, public UBItem
 			return mPreviousPoint;
 		}
 
-    public slots:
+        void setSelectedZLevel(QList<QGraphicsItem *> itemList);
+        void setOwnZlevel(QList<QGraphicsItem *> itemList);
+public slots:
 
         void hideEraser();
 
@@ -336,8 +340,6 @@ class UBGraphicsScene: public UBCoreGraphicsScene, public UBItem
         void createEraiser();
         void createPointer();
 
-        qreal generateZLevel(QGraphicsItem *item);
-
         QGraphicsEllipseItem* mEraser;
         QGraphicsEllipseItem* mPointer;
 
@@ -387,7 +389,7 @@ class UBGraphicsScene: public UBCoreGraphicsScene, public UBItem
         UBMagnifier *magniferControlViewWidget;
         UBMagnifier *magniferDisplayViewWidget;
 
-        UBZLayerController mZLayerController;
+        UBZLayerController *mZLayerController;
 
 };
 

src/domain/UBGraphicsVideoItem.cpp

@@ -109,10 +109,10 @@ void UBGraphicsVideoItem::showOnDisplayChanged(bool shown)
 
 void UBGraphicsVideoItem::mousePressEvent(QGraphicsSceneMouseEvent *event)
 {
-    QDrag* mDrag = new QDrag(event->widget());
-    QMimeData* pMime = new QMimeData();
-    mDrag->setMimeData(pMime);
-    mDrag->start();
+//    QDrag* mDrag = new QDrag(event->widget());
+//    QMimeData* pMime = new QMimeData();
+//    mDrag->setMimeData(pMime);
+//    mDrag->start();
 
     mShouldMove = (event->buttons() & Qt::LeftButton);
     mMousePressPos = event->scenePos();

src/domain/UBGraphicsWidgetItem.cpp

@@ -82,11 +82,13 @@ void UBGraphicsWidgetItem::mouseReleaseEvent(QGraphicsSceneMouseEvent *event)
 void UBGraphicsWidgetItem::hoverEnterEvent(QGraphicsSceneHoverEvent *event)
 {
     sendJSEnterEvent();
+    mDelegate->hoverEnterEvent(event);
     UBGraphicsProxyWidget::hoverEnterEvent(event);
 }
 void UBGraphicsWidgetItem::hoverLeaveEvent(QGraphicsSceneHoverEvent *event)
 {
     sendJSLeaveEvent();
+    mDelegate->hoverLeaveEvent(event);
     UBGraphicsProxyWidget::hoverLeaveEvent(event);
 }
 

src/domain/UBItem.cpp

@@ -29,7 +29,7 @@ UBItem::~UBItem()
     // NOOP
 }
 
-void UBGraphicsItem::assignZValue(QGraphicsItem *item, int value)
+void UBGraphicsItem::assignZValue(QGraphicsItem *item, qreal value)
 {
     item->setZValue(value);
     item->setData(UBGraphicsItemData::ItemOwnZValue, value);

src/domain/UBItem.h

@@ -101,7 +101,7 @@ protected:
 
 public:
 
-    static void assignZValue(QGraphicsItem*, int value);
+    static void assignZValue(QGraphicsItem*, qreal value);
     virtual UBGraphicsItemDelegate *Delegate() const  = 0;
 
     virtual void remove() = 0;