From 132d9a55d309a2027b6ff62d1c82bc9dc4e04802 Mon Sep 17 00:00:00 2001
From: Jochen Becher <jochen_becher@gmx.de>
Date: Tue, 3 Dec 2019 20:13:20 +0100
Subject: [PATCH] modeleditor: Improve debugging of relations on diagrams

Change-Id: I39d357f0b2fffe2db93cd389110cf3fc995d6e59
Reviewed-by: Christian Stenger <christian.stenger@qt.io>
---
 .../qmt/model_widgets_ui/propertiesviewmview.cpp  | 15 +++++++++++++++
 .../qmt/model_widgets_ui/propertiesviewmview.h    |  2 ++
 2 files changed, 17 insertions(+)

diff --git a/src/libs/modelinglib/qmt/model_widgets_ui/propertiesviewmview.cpp b/src/libs/modelinglib/qmt/model_widgets_ui/propertiesviewmview.cpp
index 31c764c5ada..4af7b782859 100644
--- a/src/libs/modelinglib/qmt/model_widgets_ui/propertiesviewmview.cpp
+++ b/src/libs/modelinglib/qmt/model_widgets_ui/propertiesviewmview.cpp
@@ -1082,6 +1082,21 @@ void PropertiesView::MView::visitDItem(const DItem *item)
 void PropertiesView::MView::visitDRelation(const DRelation *relation)
 {
     visitDElement(relation);
+#ifdef SHOW_DEBUG_PROPERTIES
+    if (!m_pointsLabel) {
+        m_pointsLabel = new QLabel(m_topWidget);
+        addRow(tr("Intermediate points:"), m_pointsLabel, "intermediate points");
+    }
+    QString points;
+    for (const auto &point : relation->intermediatePoints()) {
+        if (!points.isEmpty())
+            points.append(", ");
+        points.append(QString("(%1,%2)").arg(point.pos().x()).arg(point.pos().y()));
+    }
+    if (points.isEmpty())
+        points = tr("none");
+    m_pointsLabel->setText(points);
+#endif
 }
 
 void PropertiesView::MView::visitDInheritance(const DInheritance *inheritance)
diff --git a/src/libs/modelinglib/qmt/model_widgets_ui/propertiesviewmview.h b/src/libs/modelinglib/qmt/model_widgets_ui/propertiesviewmview.h
index 60e4712bb37..0655b668896 100644
--- a/src/libs/modelinglib/qmt/model_widgets_ui/propertiesviewmview.h
+++ b/src/libs/modelinglib/qmt/model_widgets_ui/propertiesviewmview.h
@@ -256,6 +256,8 @@ protected:
     // DAnnotation
     QCheckBox *m_annotationAutoWidthCheckbox = nullptr;
     QComboBox *m_annotationVisualRoleSelector = nullptr;
+    // DRelation
+    QLabel *m_pointsLabel = nullptr;
 };
 
 } // namespace qmt