From b09abc0ac1131e5502585ffd3ea1f8719355603c Mon Sep 17 00:00:00 2001
From: Dan Paulat <dpaulat@gmail.com>
Date: Sat, 2 Mar 2024 23:41:02 -0600
Subject: [PATCH] Add color table margins to map context

---
 scwx-qt/source/scwx/qt/map/color_table_layer.cpp |  8 ++++++++
 scwx-qt/source/scwx/qt/map/map_context.cpp       | 12 ++++++++++++
 scwx-qt/source/scwx/qt/map/map_context.hpp       |  3 +++
 3 files changed, 23 insertions(+)

diff --git a/scwx-qt/source/scwx/qt/map/color_table_layer.cpp b/scwx-qt/source/scwx/qt/map/color_table_layer.cpp
index 20d9c9dc..bdafce3f 100644
--- a/scwx-qt/source/scwx/qt/map/color_table_layer.cpp
+++ b/scwx-qt/source/scwx/qt/map/color_table_layer.cpp
@@ -181,6 +181,12 @@ void ColorTableLayer::Render(
       gl.glBindBuffer(GL_ARRAY_BUFFER, p->vbo_[0]);
       gl.glBufferSubData(GL_ARRAY_BUFFER, 0, sizeof(vertices), vertices);
       gl.glDrawArrays(GL_TRIANGLES, 0, 6);
+
+      context()->set_color_table_margins(QMargins {0, 0, 0, 10});
+   }
+   else
+   {
+      context()->set_color_table_margins(QMargins {});
    }
 
    SCWX_GL_CHECK_ERROR();
@@ -200,6 +206,8 @@ void ColorTableLayer::Deinitialize()
    p->vao_                = GL_INVALID_INDEX;
    p->vbo_                = {GL_INVALID_INDEX};
    p->texture_            = GL_INVALID_INDEX;
+
+   context()->set_color_table_margins(QMargins {});
 }
 
 } // namespace map
diff --git a/scwx-qt/source/scwx/qt/map/map_context.cpp b/scwx-qt/source/scwx/qt/map/map_context.cpp
index 14a9c559..d7e4f224 100644
--- a/scwx-qt/source/scwx/qt/map/map_context.cpp
+++ b/scwx-qt/source/scwx/qt/map/map_context.cpp
@@ -32,6 +32,8 @@ public:
    MapProvider mapProvider_ {MapProvider::Unknown};
    std::string mapCopyrights_ {};
 
+   QMargins colorTableMargins_ {};
+
    std::shared_ptr<view::OverlayProductView> overlayProductView_ {nullptr};
    std::shared_ptr<view::RadarProductView>   radarProductView_;
 };
@@ -66,6 +68,11 @@ MapSettings& MapContext::settings()
    return p->settings_;
 }
 
+QMargins MapContext::color_table_margins() const
+{
+   return p->colorTableMargins_;
+}
+
 float MapContext::pixel_ratio() const
 {
    return p->pixelRatio_;
@@ -117,6 +124,11 @@ void MapContext::set_map_provider(MapProvider provider)
    p->mapProvider_ = provider;
 }
 
+void MapContext::set_color_table_margins(const QMargins& margins)
+{
+   p->colorTableMargins_ = margins;
+}
+
 void MapContext::set_overlay_product_view(
    const std::shared_ptr<view::OverlayProductView>& overlayProductView)
 {
diff --git a/scwx-qt/source/scwx/qt/map/map_context.hpp b/scwx-qt/source/scwx/qt/map/map_context.hpp
index 367c1006..55136886 100644
--- a/scwx-qt/source/scwx/qt/map/map_context.hpp
+++ b/scwx-qt/source/scwx/qt/map/map_context.hpp
@@ -5,6 +5,7 @@
 #include <scwx/common/products.hpp>
 
 #include <qmaplibre.hpp>
+#include <QMargins>
 
 namespace scwx
 {
@@ -40,6 +41,7 @@ public:
    std::string                               map_copyrights() const;
    MapProvider                               map_provider() const;
    MapSettings&                              settings();
+   QMargins                                  color_table_margins() const;
    float                                     pixel_ratio() const;
    std::shared_ptr<view::OverlayProductView> overlay_product_view() const;
    std::shared_ptr<view::RadarProductView>   radar_product_view() const;
@@ -51,6 +53,7 @@ public:
    void set_map(const std::shared_ptr<QMapLibre::Map>& map);
    void set_map_copyrights(const std::string& copyrights);
    void set_map_provider(MapProvider provider);
+   void set_color_table_margins(const QMargins& margins);
    void set_overlay_product_view(
       const std::shared_ptr<view::OverlayProductView>& overlayProductView);
    void set_pixel_ratio(float pixelRatio);