From 90d03c784c964d4adf62dffaf18500f90bac5713 Mon Sep 17 00:00:00 2001
From: Maciej Suminski <maciej.suminski@cern.ch>
Date: Mon, 8 Jul 2013 20:04:43 +0200
Subject: [PATCH] Dynamic font scaling for pads netnames.

---
 pcbnew/pcb_painter.cpp | 10 ++++++----
 pcbnew/pcb_painter.h   |  2 +-
 2 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/pcbnew/pcb_painter.cpp b/pcbnew/pcb_painter.cpp
index d4221b49e6..9c08ee2251 100644
--- a/pcbnew/pcb_painter.cpp
+++ b/pcbnew/pcb_painter.cpp
@@ -374,12 +374,14 @@ void PCB_PAINTER::draw( const D_PAD* aPad, int aLayer )
     if( aLayer == ITEM_GAL_LAYER( PADS_NETNAMES_VISIBLE ) )
     {
         size = VECTOR2D( aPad->GetSize() / 2 );
+        double scale = m_gal->GetZoomFactor();
+        double maxSize = PCB_RENDER_SETTINGS::MAX_FONT_SIZE / scale;
 
         // Font size limits
-        if( size.x > PCB_RENDER_SETTINGS::MAX_FONT_SIZE )
-            size.x = PCB_RENDER_SETTINGS::MAX_FONT_SIZE;
-        if( size.y > PCB_RENDER_SETTINGS::MAX_FONT_SIZE )
-            size.y = PCB_RENDER_SETTINGS::MAX_FONT_SIZE;
+        if( size.x > maxSize )
+            size.x = maxSize;
+        if( size.y > maxSize )
+            size.y = maxSize;
 
         // Keep the size ratio for the font, but make it smaller
         if( size.x < size.y )
diff --git a/pcbnew/pcb_painter.h b/pcbnew/pcb_painter.h
index a9ebbc830c..bc673661ad 100644
--- a/pcbnew/pcb_painter.h
+++ b/pcbnew/pcb_painter.h
@@ -105,7 +105,7 @@ protected:
     bool    m_visibleLayers   [NB_LAYERS];
     bool    m_visibleItems    [END_PCB_VISIBLE_LIST];
 
-    static const double MAX_FONT_SIZE = 1500000;
+    static const double MAX_FONT_SIZE = 100000000;
 
     DisplayZonesMode m_displayZoneMode;
 };