< prev index next >

src/java.desktop/macosx/native/libawt_lwawt/font/CoreTextSupport.h

Print this page




  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 #import <Cocoa/Cocoa.h>
  27 #import <jni.h>
  28 #import <JavaRuntimeSupport/JavaRuntimeSupport.h>
  29 
  30 #include "AWTFont.h"
  31 
  32 #pragma mark --- CoreText Support ---
  33 
  34 #define HI_SURROGATE_START 0xD800

  35 #define LO_SURROGATE_START 0xDC00

  36 
  37 /*
  38  *    Transform Unicode characters into glyphs.
  39  *
  40  *    Fills the "glyphsAsInts" array with the glyph codes for the current font,
  41  *    or the negative unicode value if we know the character can be hot-substituted.
  42  *
  43  *    This is the heart of "Universal Font Substitution" in Java.
  44  */
  45 void CTS_GetGlyphsAsIntsForCharacters(const AWTFont *font, const UniChar unicodes[], CGGlyph glyphs[], jint glyphsAsInts[], const size_t count);
  46 
  47 // Translates a Java glyph code int (might be a negative unicode value) into a CGGlyph/CTFontRef pair
  48 // Returns the substituted font, and places the appropriate glyph into "glyph"
  49 CTFontRef CTS_CopyCTFallbackFontAndGlyphForJavaGlyphCode(const AWTFont *font, const jint glyphCode, CGGlyph *glyphRef);
  50 
  51 // Translates a Unicode into a CGGlyph/CTFontRef pair
  52 // Returns the substituted font, and places the appropriate glyph into "glyphRef"
  53 CTFontRef CTS_CopyCTFallbackFontAndGlyphForUnicode(const AWTFont *font, const UTF16Char *charRef, CGGlyph *glyphRef, int count);
  54 
  55 // Breakup a 32 bit unicode value into the component surrogate pairs


  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 #import <Cocoa/Cocoa.h>
  27 #import <jni.h>
  28 #import <JavaRuntimeSupport/JavaRuntimeSupport.h>
  29 
  30 #include "AWTFont.h"
  31 
  32 #pragma mark --- CoreText Support ---
  33 
  34 #define HI_SURROGATE_START 0xD800
  35 #define HI_SURROGATE_END   0xDBFF
  36 #define LO_SURROGATE_START 0xDC00
  37 #define LO_SURROGATE_END   0xDFFF
  38 
  39 /*
  40  *    Transform Unicode characters into glyphs.
  41  *
  42  *    Fills the "glyphsAsInts" array with the glyph codes for the current font,
  43  *    or the negative unicode value if we know the character can be hot-substituted.
  44  *
  45  *    This is the heart of "Universal Font Substitution" in Java.
  46  */
  47 void CTS_GetGlyphsAsIntsForCharacters(const AWTFont *font, const UniChar unicodes[], CGGlyph glyphs[], jint glyphsAsInts[], const size_t count);
  48 
  49 // Translates a Java glyph code int (might be a negative unicode value) into a CGGlyph/CTFontRef pair
  50 // Returns the substituted font, and places the appropriate glyph into "glyph"
  51 CTFontRef CTS_CopyCTFallbackFontAndGlyphForJavaGlyphCode(const AWTFont *font, const jint glyphCode, CGGlyph *glyphRef);
  52 
  53 // Translates a Unicode into a CGGlyph/CTFontRef pair
  54 // Returns the substituted font, and places the appropriate glyph into "glyphRef"
  55 CTFontRef CTS_CopyCTFallbackFontAndGlyphForUnicode(const AWTFont *font, const UTF16Char *charRef, CGGlyph *glyphRef, int count);
  56 
  57 // Breakup a 32 bit unicode value into the component surrogate pairs
< prev index next >