From 484a705e0daf95c95679ad7599278f102f1fe558 Mon Sep 17 00:00:00 2001
From: Stanislaw Halik <sthalik@misaki.pl>
Date: Thu, 26 Jan 2023 22:15:16 +0100
Subject: pose-widget: add grid lines

---
 pose-widget/pose-widget.cpp | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'pose-widget/pose-widget.cpp')

diff --git a/pose-widget/pose-widget.cpp b/pose-widget/pose-widget.cpp
index 7c1f19c0..51d86609 100644
--- a/pose-widget/pose-widget.cpp
+++ b/pose-widget/pose-widget.cpp
@@ -22,6 +22,7 @@ namespace pose_widget_impl {
 pose_widget::pose_widget(QWidget* parent) : QWidget(parent)
 {
     QPainter p;
+    p.setRenderHint(QPainter::SmoothPixmapTransform);
 #ifdef TEST
     //draw rectangle frame around of Octopus, only if TEST defined
     p.begin(&front);
@@ -56,6 +57,14 @@ pose_widget::pose_widget(QWidget* parent) : QWidget(parent)
 #endif
 }
 
+void pose_widget::set_grid_background(bool dark_theme)
+{
+    if (dark_theme)
+        background = QImage(":/images/grid-dark.png");
+    else
+        background = QImage(":/images/grid-light.png");
+}
+
 void pose_widget::present(double yaw, double pitch, double roll, double x, double y, double z)
 {
     T = { x, y, z };
@@ -94,6 +103,8 @@ void pose_widget::paintEvent(QPaintEvent*)
 
     {
         p.fillRect(rect(), palette().brush(backgroundRole()));
+        if (!background.isNull())
+            p.drawImage(rect(), background);
         // draw axes
         p.save();
         p.setPen(QPen(Qt::gray, 1, Qt::SolidLine));
-- 
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