Fixes error with Hershey Draw call on windows (openscad#6122)

Author: Sparsh-N

src/glview/GLView.cc

@@ -637,11 +637,11 @@ void GLView::decodeMarkerValue(double i, double l, int size_div_sm)
       axis_draw(x, y, font_size, baseline_offset);
     };
 
-    hershey::DrawText(pos_number_str, i, 0, hershey::TextAlign::kCenter, font_size, plot_fun);
+    hershey::DrawTextHershey(pos_number_str, i, 0, hershey::TextAlign::kCenter, font_size, plot_fun);
     if (needs_glend) glEnd();
     needs_glend = false;
-    hershey::DrawText(neg_number_str, -i - prefix_offset, 0, hershey::TextAlign::kCenter, font_size,
-                      plot_fun);
+    hershey::DrawTextHershey(neg_number_str, -i - prefix_offset, 0, hershey::TextAlign::kCenter,
+                             font_size, plot_fun);
     if (needs_glend) glEnd();
     needs_glend = false;
   }

src/glview/hershey.cc

@@ -37,8 +37,8 @@ float TextWidth(std::string_view str, float size)
   return std::max(longest_line, w);
 }
 
-void DrawText(std::string_view str, float tx, float ty, TextAlign align, float size,
-              const std::function<void(bool do_line, float x, float y)>& draw)
+void DrawTextHershey(std::string_view str, float tx, float ty, TextAlign align, float size,
+                     const std::function<void(bool do_line, float x, float y)>& draw)
 {
   float dx = 0;
   if (align == TextAlign::kRight) dx = -TextWidth(str, size);

src/glview/hershey.h

@@ -8,7 +8,7 @@
 
 namespace hershey {
 
-// Determine the width of the text if drawn with DrawText()
+// Determine the width of the text if drawn with DrawTextHershey()
 float TextWidth(std::string_view str, float size);
 
 // Horizontal alignment
@@ -20,6 +20,6 @@ enum class TextAlign { kLeft, kCenter, kRight };
 //   "x", "y"   - the position to moveto/lineto
 // The function makes it independent of any output device and easy to
 // adapt in any environment including 3D projection.
-void DrawText(std::string_view str, float tx, float ty, TextAlign align, float size,
-              const std::function<void(bool pen_down, float x, float y)>& draw);
+void DrawTextHershey(std::string_view str, float tx, float ty, TextAlign align, float size,
+                     const std::function<void(bool pen_down, float x, float y)>& draw);
 }  // namespace hershey