more updates

tierrow.hpp

@@ -4,10 +4,13 @@
 #include "tiercard.hpp"
 #include "tierrowtitlecard.hpp"
 #include "flowlayout.h"
+#include "tierplaceholder.hpp"
 
 #include <QWidget>
 #include <QDrag>
 
+#include <unordered_map>
+
 class TierRow : public QWidget
 {
     Q_OBJECT
@@ -18,31 +21,37 @@ public:
     ~TierRow();
     void addCard(TierCard* card);
     TierCard* takeCard(uint32_t id);
+    int cardCount() const;
     void setColor(QColor color);
-    QColor color();
+    QColor color() const;
     void setText(QString text);
-    QString text();
-    uint32_t id();
+    QString text() const;
+    uint32_t id() const;
 
 protected:
     void resizeEvent(QResizeEvent* event) override;
     // void mousePressEvent(QMouseEvent* event) override;
     void dropEvent(QDropEvent *event) override;
-    void dragEnterEvent(QDragEnterEvent *event) override;
-    void dragMoveEvent(QDragMoveEvent *event) override;
+    void dragEnterEvent(QDragEnterEvent* event) override;
+    void dragLeaveEvent(QDragLeaveEvent* event) override;
+    void dragMoveEvent(QDragMoveEvent* event) override;
 
 private:
     explicit TierRow(IdType id, QWidget* parent = nullptr);
     TierRowTitleCard* titleCard;
-    QWidget* bgFadeContainer;
     QWidget* cardContainer;
-    QLayout* cardLayout;
+    FlowLayout* cardLayout;
     QColor _color;
+    const IdType _id;
+    TierPlaceholder* placeholder = nullptr;
     void recalcMaxHeight();
+    void clearPlaceholder();
+    int calculateIndex(QPointF loc);
     inline static std::unordered_map<IdType, TierRow*> idMap;
 
 public slots:
-    void cardResize(QRect newSize);
+    void cardResize(QSize newSize);
+    void fadeChange(float newFade);
 
 signals: