Added waypoint visualization

src/ui/HSIDisplay.cc

@@ -36,6 +36,7 @@ This file is part of the PIXHAWK project
 #include "HSIDisplay.h"
 #include "MG.h"
 #include "QGC.h"
+#include "Waypoint.h"
 
 #include <QDebug>
 
@@ -79,7 +80,7 @@ HSIDisplay::HSIDisplay(QWidget *parent) :
         uiYSetCoordinate(0.0f),
         uiZSetCoordinate(0.0f),
         uiYawSet(0.0f),
-        metricWidth(2.0f),
+        metricWidth(4.0f),
         positionLock(false),
         attControlEnabled(false),
         xyControlEnabled(false),
@@ -207,9 +208,12 @@ void HSIDisplay::paintDisplay()
         drawLine(s.x(), s.y(), xCenterPos, yCenterPos, 1.5f, QGC::colorCyan, &painter);
     }
 
+    // Draw waypoints
+    drawWaypoints(painter);
+
     // Labels on outer part and bottom
 
-    //if (localAvailable > 0)
+    if (localAvailable > 0)
     {
         // Position
         QString str;
@@ -628,25 +632,60 @@ void HSIDisplay::drawSetpointXY(float x, float y, float yaw, const QColor &color
 
 void HSIDisplay::drawWaypoints(QPainter& painter)
 {
-    QColor color = uas->getColor();
-    float x = 1.1;
-    float y = 1.1;
-    float radius = vwidth / 20.0f;
-    QPen pen(color);
-    pen.setWidthF(refLineWidthToPen(0.4f));
-    pen.setColor(color);
-    painter.setPen(pen);
+    QVector<Waypoint*> list = QVector<Waypoint*>();
+    list.append(new Waypoint(0, x, y, z, yaw, false, false, 0.5f, 2000));
+    list.append(new Waypoint(0, x+0.1, y+0.1, z, yaw, true, true, 0.5f, 2000));
+
+    QColor color;
     painter.setBrush(Qt::NoBrush);
-    QPointF in(x, y);
-    // Transform from body to world coordinates
-    in = metricWorldToBody(in);
-    // Scale from metric to screen reference coordinates
-    QPointF p = metricBodyToRef(in);
-    drawCircle(p.x(), p.y(), radius, 0.4f, color, &painter);
-    radius *= 0.8;
-    drawLine(p.x(), p.y(), p.x()+sin(yaw) * radius, p.y()-cos(yaw) * radius, refLineWidthToPen(0.4f), color, &painter);
-    painter.setBrush(color);
-    drawCircle(p.x(), p.y(), radius * 0.1f, 0.1f, color, &painter);
+
+    QPointF lastWaypoint;
+
+    for (int i = 0; i < list.size(); i++)
+    {
+        QPointF in(list.at(i)->getX(), list.at(i)->getY());
+        // Transform from world to body coordinates
+        in = metricWorldToBody(in);
+        // Scale from metric to screen reference coordinates
+        QPointF p = metricBodyToRef(in);
+
+        // Select color based on if this is the current waypoint
+        if (list.at(i)->getCurrent())
+        {
+            color = uas->getColor().lighter().lighter();
+        }
+        else
+        {
+            color = uas->getColor();
+        }
+
+        // Setup pen
+        QPen pen(color);
+        pen.setWidthF(refLineWidthToPen(0.4f));
+        painter.setPen(pen);
+
+        // Draw line from last waypoint to this one
+        if (!lastWaypoint.isNull())
+        {
+            drawLine(lastWaypoint.x(), lastWaypoint.y(), p.x(), p.y(), refLineWidthToPen(0.4f), color, &painter);
+        }
+        lastWaypoint = p;
+
+        //drawCircle(p.x(), p.y(), radius, 0.4f, color, &painter);
+        float waypointSize = vwidth / 20.0f * 2.0f;
+        QPolygonF poly(4);
+        // Top point
+        poly.replace(0, QPointF(p.x(), p.y()-waypointSize/2.0f));
+        // Right point
+        poly.replace(1, QPointF(p.x()+waypointSize/2.0f, p.y()));
+        // Bottom point
+        poly.replace(2, QPointF(p.x(), p.y() + waypointSize/2.0f));
+        poly.replace(3, QPointF(p.x() - waypointSize/2.0f, p.y()));
+        drawPolygon(poly, &painter);
+        float radius = (waypointSize/2.0f) * 0.8 * (1/sqrt(2.0f));
+        drawLine(p.x(), p.y(), p.x()+sin(yaw) * radius, p.y()-cos(yaw) * radius, refLineWidthToPen(0.4f), color, &painter);
+        painter.setBrush(color);
+    }
 }
 
 void HSIDisplay::drawSafetyArea(const QPointF &topLeft, const QPointF &bottomRight, const QColor &color, QPainter &painter)

src/ui/HSIDisplay.h

@@ -99,7 +99,7 @@ protected slots:
     void drawWaypoints(QPainter& painter);
     /** @brief Draw the limiting safety area */
     void drawSafetyArea(const QPointF &topLeft, const QPointF &bottomRight,  const QColor &color, QPainter &painter);
-
+    /** @brief Receive mouse clicks */
     void mouseDoubleClickEvent(QMouseEvent* event);
 
 protected: