From fc75b0bd21ad9fd1093ffdb944b8ccd4404ef64f Mon Sep 17 00:00:00 2001
From: Thomas Geymayer <tomgey@gmail.com>
Date: Fri, 19 Jul 2013 23:38:08 +0200
Subject: [PATCH] Canvas::Text: add line-height property.

---
 simgear/canvas/elements/CanvasText.cxx | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/simgear/canvas/elements/CanvasText.cxx b/simgear/canvas/elements/CanvasText.cxx
index e04ff79e..615eb052 100644
--- a/simgear/canvas/elements/CanvasText.cxx
+++ b/simgear/canvas/elements/CanvasText.cxx
@@ -36,6 +36,7 @@ namespace canvas
 
       void setFontResolution(int res);
       void setCharacterAspect(float aspect);
+      void setLineHeight(float factor);
       void setFill(const std::string& fill);
       void setBackgroundColor(const std::string& fill);
 
@@ -69,6 +70,12 @@ namespace canvas
     setCharacterSize(getCharacterHeight(), aspect);
   }
 
+  //----------------------------------------------------------------------------
+  void Text::TextOSG::setLineHeight(float factor)
+  {
+    setLineSpacing(factor - 1);
+  }
+
   //----------------------------------------------------------------------------
   void Text::TextOSG::setFill(const std::string& fill)
   {
@@ -282,6 +289,7 @@ namespace canvas
       addStyle("character-aspect-ratio",
                "numeric",
                &TextOSG::setCharacterAspect, text);
+      addStyle("line-height", "numeric", &TextOSG::setLineHeight, text);
       addStyle("font-resolution", "numeric", &TextOSG::setFontResolution, text);
       addStyle("padding", "numeric", &TextOSG::setBoundingBoxMargin, text);
       //  TEXT              = 1 default
-- 
2.39.5