int MapCharToGlyph_AAT(ATSUStyle style, UInt32 ch)
{
UniChar txt[2];
int len = 1;
if (sTextLayout == 0)
InitializeLayout();
if (ch > 0xffff) {
ch -= 0x10000;
txt[0] = 0xd800 + ch / 1024;
txt[1] = 0xdc00 + ch % 1024;
len = 2;
}
else
txt[0] = ch;
OSStatus status = ATSUSetTextPointerLocation(sTextLayout, &txt[0], 0, len, len);
if (status != noErr)
return 0;
status = ATSUSetRunStyle(sTextLayout, style, 0, len);
if (status != noErr)
return 0;
ByteCount bufferSize = sizeof(ATSUGlyphInfoArray);
ATSUGlyphInfoArray info;
status = ATSUGetGlyphInfo(sTextLayout, 0, len, &bufferSize, &info);
if (status == noErr) {
if (bufferSize > 0 && info.numGlyphs > 0)
return info.glyphs[0].glyphID;
}
return 0;
}
MainWindow::MainWindow(ChessBoard& board) :
board(board){
startPiece = NULL;
startX = 0;
startY = 0;
currentPlayer = WHITE;
promotion = false;
gameOver = false;
setFixedSize(480, 480);
InitializeLayout();
}
void
DoAtsuiLayout(void* p, int justify)
{
memoryword* node = (memoryword*)p;
unsigned f = native_font(node);
if (fontarea[f] != AAT_FONT_FLAG) {
fprintf(stderr, "internal error: do_atsui_layout called for non-ATSUI font\n");
exit(1);
}
if (sTextLayout == 0)
InitializeLayout();
OSStatus status = noErr;
long txtLen = native_length(node);
const UniChar* txtPtr = (UniChar*)(node + native_node_size);
status = ATSUSetTextPointerLocation(sTextLayout, txtPtr, 0, txtLen, txtLen);
// we're using this font in AAT mode, so fontlayoutengine[f] is actually an ATSUStyle
ATSUStyle style = (ATSUStyle)(fontlayoutengine[native_font(node)]);
status = ATSUSetRunStyle(sTextLayout, style, 0, txtLen);
ATSUAttributeTag tags[] = { kATSULineWidthTag, kATSULineJustificationFactorTag };
ItemCount numTags = sizeof(tags) / sizeof(ATSUAttributeTag);
if (justify) {
ByteCount valSizes[] = { sizeof(Fixed), sizeof(Fract) };
Fixed wid = FixedTeXtoPSPoints(node_width(node));
Fract just = fract1;
ATSUAttributeValuePtr valPtrs[] = { &wid, &just };
status = ATSUSetLayoutControls(sTextLayout, numTags, tags, valSizes, valPtrs);
}
ItemCount count;
ATSLayoutRecord* layoutRec = NULL;
status = ATSUDirectGetLayoutDataArrayPtrFromTextLayout(sTextLayout, 0,
kATSUDirectDataLayoutRecordATSLayoutRecordCurrent, (void*)&layoutRec, &count);
int i;
int realGlyphCount = 0;
int lastRealGlyph = 0;
for (i = 0; i < count; ++i)
if (layoutRec[i].glyphID < 0xfffe) {
lastRealGlyph = i;
++realGlyphCount;
}
void* glyph_info = xmalloc(realGlyphCount * native_glyph_info_size);
FixedPoint* locations = (FixedPoint*)glyph_info;
UInt16* glyphIDs = (UInt16*)(locations + realGlyphCount);
Fixed lsUnit = justify ? 0 : fontletterspace[f];
Fixed lsDelta = 0;
realGlyphCount = 0;
for (i = 0; i < count; ++i) {
if (layoutRec[i].glyphID < 0xfffe) {
if ((layoutRec[i].flags & kATSGlyphInfoIsAttachment) && (lsDelta != 0))
lsDelta -= lsUnit;
glyphIDs[realGlyphCount] = layoutRec[i].glyphID;
locations[realGlyphCount].y = 0; /* FIXME: won't handle baseline offsets */
locations[realGlyphCount].x = FixedPStoTeXPoints(layoutRec[i].realPos) + lsDelta;
lsDelta += lsUnit;
++realGlyphCount;
}
}
if (lsDelta != 0)
lsDelta -= lsUnit;
native_glyph_count(node) = realGlyphCount;
native_glyph_info_ptr(node) = glyph_info;
if (!justify)
node_width(node) = FixedPStoTeXPoints(layoutRec[count-1].realPos) + lsDelta;
ATSUDirectReleaseLayoutDataArrayPtr(NULL, kATSUDirectDataLayoutRecordATSLayoutRecordCurrent, (void*)&layoutRec);
if (justify)
ATSUClearLayoutControls(sTextLayout, numTags, tags);
}