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map from NSGlyph (unichar) to windows glyph

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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/back/trunk@24447 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
Richard Frith-MacDonald 2007-02-01 07:09:35 +00:00
parent 1287873a6c
commit 9aff77a7b2
1 changed files with 25 additions and 8 deletions
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33
Source/winlib/WIN32FontInfo.m
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@ -99,6 +99,8 @@ NSString *win32_font_family(NSString *fontName);
- (NSSize) advancementForGlyph: (NSGlyph)glyph
{
unichar c = (unichar)glyph;
WORD windowsGlyph;
HDC hdc;
float w;
ABCFLOAT abc;
@ -106,8 +108,14 @@ NSString *win32_font_family(NSString *fontName);
hdc = GetDC(NULL);
old = SelectObject(hdc, hFont);
//GetCharWidthFloat(hdc, glyph, glyph, &w);
GetCharABCWidthsFloatW(hdc, glyph, glyph, &abc);
// Convert from GNUstep glyph (unichar) to windows glyph.
if (GetGlyphIndicesW(hdc, &c, 1, &windowsGlyph, 0) == 0)
{
SelectObject(hdc, old);
ReleaseDC(NULL, hdc);
return NSMakeSize(0, 0); // No such glyph
}
GetCharABCWidthsFloatW(hdc, windowsGlyph, windowsGlyph, &abc);
SelectObject(hdc, old);
ReleaseDC(NULL, hdc);
@ -118,6 +126,8 @@ NSString *win32_font_family(NSString *fontName);
- (NSRect) boundingRectForGlyph: (NSGlyph)glyph
{
unichar c = (unichar)glyph;
WORD windowsGlyph;
HDC hdc;
HFONT old;
GLYPHMETRICS gm;
@ -125,7 +135,14 @@ NSString *win32_font_family(NSString *fontName);
hdc = GetDC(NULL);
old = SelectObject(hdc, hFont);
if (GDI_ERROR != GetGlyphOutlineW(hdc, glyph,
// Convert from GNUstep glyph (unichar) to windows glyph.
if (GetGlyphIndicesW(hdc, &c, 1, &windowsGlyph, 0) == 0)
{
SelectObject(hdc, old);
ReleaseDC(NULL, hdc);
return NSMakeRect(0, 0, 0, 0); // No such glyph
}
if (GDI_ERROR != GetGlyphOutlineW(hdc, windowsGlyph,
GGO_METRICS, // || GGO_GLYPH_INDEX
&gm, 0, NULL, NULL))
{
@ -213,7 +230,7 @@ NSString *win32_font_family(NSString *fontName);
return coveredCharacterSet;
}
- (void) drawString: (NSString*)string
- (void) drawString: (NSString*)string
onDC: (HDC)hdc
at: (POINT)p
{
@ -243,19 +260,19 @@ NSString *win32_font_family(NSString *fontName);
onDC: (HDC)hdc
at: (POINT)p
{
WORD buf[len];
HFONT old;
WORD buf[len];
int i;
int i;
old = SelectObject(hdc, hFont);
/*
* For now, assume that a glyph is a unicode character and can be
* stored in a windows WORD
*/
for (i = 0; i < len; i++)
{
buf[i] = s[i];
buf[i] = (WORD)s[i];
}
old = SelectObject(hdc, hFont);
TextOutW(hdc, p.x, p.y - ascender, buf, len);
SelectObject(hdc, old);
}