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gdiplus: Improve accuracy in calculating point sizes.

This commit is contained in:
Adam Petaccia 2008-06-27 20:06:24 -04:00 committed by Alexandre Julliard
parent db9172471b
commit e663816d45
1 changed files with 4 additions and 3 deletions
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7
dlls/gdiplus/font.c
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@ -33,7 +33,8 @@ WINE_DEFAULT_DEBUG_CHANNEL (gdiplus);
#include "gdiplus.h" #include "gdiplus.h"
#include "gdiplus_private.h" #include "gdiplus_private.h"
static const REAL mm_per_pixel = 25.4; static const REAL mm_per_inch = 25.4;
static const REAL inch_per_point = 1.0/72.0;
static inline REAL get_dpi (void) static inline REAL get_dpi (void)
{ {
@ -50,7 +51,7 @@ static inline REAL get_dpi (void)
static inline REAL point_to_pixel (REAL point) static inline REAL point_to_pixel (REAL point)
{ {
return point * 1.5; return point * get_dpi() * inch_per_point;
} }
static inline REAL inch_to_pixel (REAL inch) static inline REAL inch_to_pixel (REAL inch)
@ -65,7 +66,7 @@ static inline REAL document_to_pixel (REAL doc)
static inline REAL mm_to_pixel (REAL mm) static inline REAL mm_to_pixel (REAL mm)
{ {
return mm * (get_dpi() / mm_per_pixel); return mm * (get_dpi() / mm_per_inch);
} }
/******************************************************************************* /*******************************************************************************