Add widget that displays the current color of all LEDs on a controller

qt/DeviceView.h

@@ -0,0 +1,49 @@
+#ifndef DEVICEVIEW_H
+#define DEVICEVIEW_H
+
+#include <QWidget>
+#include "RGBController.h"
+
+class DeviceView : public QWidget
+{
+    Q_OBJECT
+public:
+    explicit DeviceView(QWidget *parent = 0);
+
+    virtual QSize sizeHint () const;
+    virtual QSize minimumSizeHint () const;
+    QColor color();
+    
+    void setController(RGBController * controller_ptr);
+signals:
+    void colorChanged(const QColor color);
+
+protected:
+    void mousePressEvent(QMouseEvent *event);
+    void mouseMoveEvent(QMouseEvent *event);
+    void mouseReleaseEvent(QMouseEvent *);
+    void resizeEvent(QResizeEvent *event);
+    void paintEvent(QPaintEvent *);
+private:
+    QSize initSize;
+    QImage wheelImage;
+    QImage squareImage;
+    QPixmap wheel;
+    bool mouseDown;
+    QPoint lastPos;
+    int margin;
+    int wheelWidth;
+    QRegion wheelRegion;
+    QRegion squareRegion;
+    QColor current;
+    bool inWheel;
+    bool inSquare;
+    int x_offset;
+    int y_offset;
+
+    RGBController* controller;
+
+    QColor posColor(const QPoint &point);
+};
+
+#endif // DEVICEVIEW_H