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

qt/DeviceView.cpp

@@ -0,0 +1,123 @@
+/*-----------------------------------------------------*\
+| DeviceView.cpp                                        |
+|                                                       |
+|  OpenRGB Device view widget for Qt                    |
+|                                                       |
+| Adam Honse (calcprogrammer1@gmail.com)                |
+\*-----------------------------------------------------*/
+
+#include "DeviceView.h"
+#include "RGBController.h"
+#include <QPainter>
+#include <QResizeEvent>
+#include <QStyleOption>
+#include <QtCore/qmath.h>
+#include <QDebug>
+
+DeviceView::DeviceView(QWidget *parent) :
+    QWidget(parent),
+    initSize(128,128),
+    mouseDown(false),
+    margin(0),
+    wheelWidth(10),
+    current(Qt::red),
+    inWheel(false),
+    inSquare(false)
+{
+    controller = NULL;
+    current = current.toHsv();
+}
+
+QColor DeviceView::color()
+{
+    return current;
+}
+
+void DeviceView::setController(RGBController * controller_ptr)
+{
+    controller = controller_ptr;
+}
+
+QSize DeviceView::sizeHint () const
+{
+    return QSize(height(),height());
+}
+
+QSize DeviceView::minimumSizeHint () const
+{
+    return initSize;
+}
+
+void DeviceView::mousePressEvent(QMouseEvent *event)
+{
+
+}
+
+void DeviceView::mouseMoveEvent(QMouseEvent *event)
+{
+
+}
+
+void DeviceView::mouseReleaseEvent(QMouseEvent *)
+{
+    /*-----------------------------------------------------*\
+    | Clear mouse down and in-region flags                  |
+    \*-----------------------------------------------------*/
+    mouseDown   = false;
+    inWheel     = false;
+    inSquare    = false;
+}
+
+void DeviceView::resizeEvent(QResizeEvent *event)
+{
+    unsigned int size = 0;
+
+    if(event->size().width() < event->size().height())
+    {
+        size = event->size().width();
+    }
+    else
+    {
+        size = event->size().height();
+    }
+
+    wheel = QPixmap(event->size());
+    wheel.fill(Qt::transparent);
+    update();
+}
+
+void DeviceView::paintEvent(QPaintEvent *)
+{
+    #define MAX_COLS 100
+
+    int row         = 0;
+    int col         = 0;
+    int box_size    = 20;
+    int box_margin  = 2;
+
+    QPainter painter(this);
+    QStyleOption opt;
+    opt.initFrom(this);
+
+    if(controller != NULL)
+    {
+        for(int zone_idx = 0; zone_idx < controller->zones.size(); zone_idx++)
+        {
+            for(int led_idx = 0; led_idx < controller->zones[zone_idx].leds_count; led_idx++)
+            {
+                painter.fillRect((col * (box_size + box_margin)), (row * (box_size + box_margin)), box_size, box_size, QColor::fromRgb(RGBGetRValue(controller->zones[zone_idx].colors[led_idx]), RGBGetGValue(controller->zones[zone_idx].colors[led_idx]), RGBGetBValue(controller->zones[zone_idx].colors[led_idx])));
+                painter.drawRect((col * (box_size + box_margin)), (row * (box_size + box_margin)), box_size, box_size);
+                col++;
+
+                if(col > MAX_COLS)
+                {
+                    row++;
+                    col = 0;
+                }
+            }
+
+            row += 2;
+            col  = 0;
+        }
+    }
+}