Untested geo line implementation without texture

scwx-qt/source/scwx/qt/gl/draw/geo_line.hpp

@@ -0,0 +1,77 @@
+#pragma once
+
+#include <scwx/qt/gl/gl.hpp>
+#include <scwx/qt/gl/draw/draw_item.hpp>
+
+#include <boost/gil.hpp>
+
+namespace scwx
+{
+namespace qt
+{
+namespace gl
+{
+namespace draw
+{
+
+class GeoLine : public DrawItem
+{
+public:
+   explicit GeoLine(OpenGLFunctions& gl);
+   ~GeoLine();
+
+   GeoLine(const GeoLine&)            = delete;
+   GeoLine& operator=(const GeoLine&) = delete;
+
+   GeoLine(GeoLine&&) noexcept;
+   GeoLine& operator=(GeoLine&&) noexcept;
+
+   void Initialize() override;
+   void Render() override;
+   void Deinitialize() override;
+
+   /**
+    * Sets the geographic coordinate endpoints associated with the line.
+    *
+    * @param latitude1 Latitude of the first endpoint in degrees
+    * @param longitude1 Longitude of the first endpoint in degrees
+    * @param latitude2 Latitude of the second endpoint in degrees
+    * @param longitude2 Longitude of the second endpoint in degrees
+    */
+   void SetPoints(float latitude1,
+                  float longitude1,
+                  float latitude2,
+                  float longitude2);
+
+   /**
+    * Sets the modulate color of the line. If specified, the texture color will
+    * be multiplied by the modulate color to produce the result.
+    *
+    * @param color Modulate color (RGBA)
+    */
+   void SetModulateColor(boost::gil::rgba8_pixel_t color);
+
+   /**
+    * Sets the width of the line.
+    *
+    * @param width Width in pixels
+    */
+   void SetWidth(float width);
+
+   /**
+    * Sets the visibility of the line.
+    *
+    * @param visible
+    */
+   void SetVisible(bool visible);
+
+private:
+   class Impl;
+
+   std::unique_ptr<Impl> p;
+};
+
+} // namespace draw
+} // namespace gl
+} // namespace qt
+} // namespace scwx