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Improve edge behavior.

tags/non-daw-v1.1.0
Jonathan Moore Liles 17 years ago
parent
commit
a002805fcc
1 changed files with 12 additions and 2 deletions
  1. +12
    -2
      Fl_Arc_Dial.H

+ 12
- 2
Fl_Arc_Dial.H View File

@@ -23,6 +23,8 @@

#include <FL/Fl_Dial.H>

#include <algorithm>

class Fl_Arc_Dial : public Fl_Dial
{

@@ -73,8 +75,16 @@ protected:
if ( type() == FL_FILL_DIAL )
fl_arc( X, Y, W, H, 270 - angle1(), 270 - angle );
else
fl_arc( X, Y, W, H, 270 - angle - 3, 270 - angle + 3 );
{
const int d = 6;

/* account for edge conditions */
angle = angle < angle1() + d ? angle1() + d : angle;
angle = angle > angle2() - d ? angle2() - d : angle;

fl_arc( X, Y, W, H, 270 - (angle - d), 270 - (angle + d) );

fl_line_style( FL_SOLID, 0 );
fl_line_style( FL_SOLID, 0 );
}
}
};

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