Moved viewport cursor draw functions into CursorsPair

[pulseview.git] / pv / view / cursorpair.cpp

diff --git a/pv/view/cursorpair.cpp b/pv/view/cursorpair.cpp
index 7fe90c7b6ef11ccb12d3a91d8a3bb05c53334ee9..a677c50347a75ed4c57ff2d5bfcb891314be7ed5 100644 (file)
--- a/pv/view/cursorpair.cpp
+++ b/pv/view/cursorpair.cpp
@@ -22,6 +22,10 @@
 
 #include "view.h"
 
+#include <algorithm>
+
+using namespace std;
+
 namespace pv {
 namespace view {
 
@@ -52,5 +56,26 @@ Cursor& CursorPair::second()
        return _second;
 }
 
+void CursorPair::draw_viewport_background(QPainter &p,
+       const QRect &rect)
+{
+       p.setPen(Qt::NoPen);
+       p.setBrush(QBrush(View::CursorAreaColour));
+
+       const float x1 = (_first.time() - _view.offset()) / _view.scale();
+       const float x2 = (_second.time() - _view.offset()) / _view.scale();
+       const int l = (int)max(min(x1, x2), 0.0f);
+       const int r = (int)min(max(x1, x2), (float)rect.width());
+
+       p.drawRect(l, 0, r - l, rect.height());
+}
+
+void CursorPair::draw_viewport_foreground(QPainter &p,
+       const QRect &rect)
+{
+       _first.paint(p, rect);
+       _second.paint(p, rect);
+}
+
 } // namespace view
 } // namespace pv