Add different shapes for drawing

1 files changed, 41 insertions, 0 deletions

diff --git a/ellipse.cpp b/ellipse.cpp
new file mode 100644
index 0000000..0377b66
--- /dev/null
+++ b/ellipse.cpp
@@ -0,0 +1,41 @@
+#include "ellipse.h"
+
+Ellipse::Ellipse()
+{
+
+}
+
+bool Ellipse::isHit(const QPoint &clickPoint)
+{
+    QVector3D a(p2() - p1());
+    QVector3D r1(p1());
+
+    QVector3D rq(clickPoint);
+
+    float dist = rq.distanceToLine(r1, a.normalized());
+
+    return  dist < 5;
+}
+
+void Ellipse::draw(QPainter *painter)
+{
+    if (m_selected)
+    {
+        QPen penTemp(Qt::DotLine);
+        penTemp.setColor(Qt::red);
+        painter->setPen(penTemp);
+
+        painter->drawEllipse(QPoint(p1().rx() - (p2().rx() - p1().rx()), p1().ry()), 5, 5);
+        painter->drawEllipse(QPoint(p1().rx() + (p2().rx() - p1().rx()), p1().ry()), 5, 5);
+        painter->drawEllipse(QPoint(p1().rx(), p1().ry() + (p2().ry() - p1().ry())), 5, 5);
+        painter->drawEllipse(QPoint(p1().rx(), p1().ry() - (p2().ry() - p1().ry())), 5, 5);
+    }
+    else
+    {
+        QPen penNormal(Qt::SolidLine);
+        penNormal.setColor(Qt::black);
+        painter->setPen(penNormal);
+    }
+
+    painter->drawEllipse(p1(), p2().rx() - p1().rx(), p2().ry() - p1().ry());
+}