61 lines
1.6 KiB
C
61 lines
1.6 KiB
C
|
/* GTK - The GIMP Toolkit
|
||
|
|
* gtkpapersize.c: Paper Size
|
||
|
|
* Copyright (C) 2006, Red Hat, Inc.
|
||
|
|
*
|
||
|
|
* This library is free software; you can redistribute it and/or
|
||
|
|
* modify it under the terms of the GNU Lesser General Public
|
||
|
|
* License as published by the Free Software Foundation; either
|
||
|
|
* version 2 of the License, or (at your option) any later version.
|
||
|
|
*
|
||
|
|
* This library is distributed in the hope that it will be useful,
|
||
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||
|
|
* Lesser General Public License for more details.
|
||
|
|
*
|
||
|
|
* You should have received a copy of the GNU Lesser General Public
|
||
|
|
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include "config.h"
|
||
|
|
#include "gtkprintutilsprivate.h"
|
||
|
|
|
||
|
|
double
|
||
|
|
_gtk_print_convert_to_mm (double len,
|
||
|
|
GtkUnit unit)
|
||
|
|
{
|
||
|
|
switch (unit)
|
||
|
|
{
|
||
|
|
case GTK_UNIT_MM:
|
||
|
|
return len;
|
||
|
|
case GTK_UNIT_INCH:
|
||
|
|
return len * MM_PER_INCH;
|
||
|
|
case GTK_UNIT_NONE:
|
||
|
|
default:
|
||
|
|
g_warning ("Unsupported unit");
|
||
|
|
G_GNUC_FALLTHROUGH;
|
||
|
|
case GTK_UNIT_POINTS:
|
||
|
|
return len * (MM_PER_INCH / POINTS_PER_INCH);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
double
|
||
|
|
_gtk_print_convert_from_mm (double len,
|
||
|
|
GtkUnit unit)
|
||
|
|
{
|
||
|
|
switch (unit)
|
||
|
|
{
|
||
|
|
case GTK_UNIT_MM:
|
||
|
|
return len;
|
||
|
|
case GTK_UNIT_INCH:
|
||
|
|
return len / MM_PER_INCH;
|
||
|
|
case GTK_UNIT_NONE:
|
||
|
|
default:
|
||
|
|
g_warning ("Unsupported unit");
|
||
|
|
G_GNUC_FALLTHROUGH;
|
||
|
|
case GTK_UNIT_POINTS:
|
||
|
|
return len / (MM_PER_INCH / POINTS_PER_INCH);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|