GIF89a=( õ' 7IAXKgNgYvYx\%wh…hŽth%ˆs%—x¨}9®Œ©€&©‰%¶†(¹–.¹5·œD¹&Çš)ÇŸ5ǘ;Í£*È¡&Õ²)ׯ7×µ<Ñ»4ï°3ø‘HÖ§KͯT÷¨Yÿšqÿ»qÿÔFØ !ù ' !ÿ NETSCAPE2.0 , =( þÀ“pH,È¤rÉl:ŸÐ¨tJ­Z¯Ø¬vËíz¿à°xL.›Ïè´zÍn»ßð¸|N¯Ûïø¼~Ïïûÿ€‚ƒ„…†‡ˆ‰Š‹ŒŽ‘’“”•–—˜™š›œžŸ ¡¢£¤¥¦§gª«ªE¯°¨¬ª±²Œ¹º¹E¾­”´ÂB¶¯ §Åȸ»ÑD¾¿Á•ÄÅ®° ÝH¾ÒLÀÆDÙ«D¶BÝïðÀ¾DÑÑÔTÌÍíH òGö¨A RÎڐ |¥ ٭&ºìE8œ¹kGÔAÞpx­a¶­ã R2XB®åE8I€Õ6Xî:vT)äžþÀq¦è³¥ì仕F~%xñ  4#ZÔ‰O|-4Bs‘X:= QÉ œš lºÒyXJŠGȦ|s hÏíK–3l7·B|¥$'7Jީܪ‰‡àá”Dæn=Pƒ ¤Òëí‰`䌨ljóá¯Éüv>á–Á¼5 ½.69ûϸd«­ºÀûnlv©‹ªîf{¬ÜãPbŸ  l5‘Ž¯pß ´ ˜3aÅùäI«O’ý·‘áÞ‡˜¾Æ‚ÙÏiÇÿ‹Àƒ #öó)pâš Þ½ ‘Ý{ó)vmÞü%D~ 6f s}ŃƒDØW Eþ`‡þ À…L8xá†ç˜{)x`X/> Ì}mø‚–RØ‘*|`D=‚Ø_ ^ð5 !_…'aä“OÚ—7âcð`D”Cx`ÝÂ¥ä‹éY¹—F¼¤¥Š?¡Õ™ n@`} lď’ÄÉ@4>ñd œ à‘vÒxNÃ×™@žd=ˆgsžG±æ ´²æud &p8Qñ)ˆ«lXD©øÜéAžHìySun jª×k*D¤LH] †¦§C™Jä–´Xb~ʪwStŽ6K,°£qÁœ:9ت:¨þªl¨@¡`‚ûÚ ».Û¬¯t‹ÆSÉ[:°=Š‹„‘Nåû”Ìî{¿ÂA ‡Rà›ÀÙ6úë°Ÿð0Ä_ ½;ÃϱîÉì^ÇÛÇ#Ëë¼ôº!±Ä˜íUîÅÇ;0L1óÁµö«p% AÀºU̬ݵ¼á%霼€‡¯Á~`ÏG¯»À× ­²± =4ªnpð3¾¤³¯­ü¾¦îuÙuµÙ®|%2ÊIÿür¦#0·ÔJ``8È@S@5ê¢ ö×Þ^`8EÜ]ý.뜃Âç 7 ú ȉÞj œ½Dç zý¸iþœÑÙûÄë!ˆÞÀl§Ïw‹*DçI€nEX¯¬¼ &A¬Go¼QföõFç°¯;é¦÷îŽêJ°îúôF5¡ÌQ|îúöXªæ»TÁÏyñêï]ê² o óÎC=öõ›ÒÓPB@ D×½œä(>èCÂxŽ`±«Ÿ–JЀ»Û á¤±p+eE0`ëŽ`A Ú/NE€Ø†À9‚@¤à H½7”à‡%B‰`Àl*ƒó‘–‡8 2ñ%¸ —€:Ù1Á‰E¸àux%nP1ð!‘ðC)¾P81lÑɸF#ˆ€{´âé°ÈB„0>±û °b¡Š´±O‚3È–Ù()yRpbµ¨E.Z‘D8ÊH@% òŒx+%Ù˜Æcü »¸˜fõ¬b·d`Fê™8èXH"ÉÈ-±|1Ô6iI, 2““¬$+](A*jÐ QTÂo‰.ÛU슬Œã„Ž`¯SN¡–¶Äåyše¯ª’­¬‚´b¦Éož œ)åyâ@Ì®3 ÎtT̉°&Ø+žLÀf"Ø-|žçÔ>‡Ðv¦Ðžì\‚ Q1)Ž@Žh#aP72”ˆ™¨$‚ !ù " , =( …7IAXG]KgNgYvYxR"k\%w]'}hŽth%ˆg+ˆs%—r.—m3šx3˜x¨}9®€&©€+¨‡7§‰%¶†(¹–.¹œD¹&ǘ;Í•&ײ)×»4ïÌ6ò§KÍ þ@‘pH,È¤rÉl:ŸÐ¨tJ­Z¯Ø¬vËíz¿à°xL.›Ïè´zÍn»ßð¸|N¯Ûïø¼~Ïïûÿ€‚ƒ„…†‡ˆ‰Š‹ŒŽ‘’“”•–—˜™š›œžŸ ¡¢£¤¥¦§g «¬ E ±± ¨­¶°ººE Á´”·®C¬²§Ç¶Œ»ÓDÃÕƷ¯Ê±H½ºM×ÁGÚ¬D¶BËÁ½î½DÓôTÏÛßîG»ôõC×CÌ l&âž:'òtU³6ɹ#·Ø)€'Ü.6±&ëÍÈ» K(8p0N?!æ2"ÛˆNIJX>R¼ÐO‚M '¡¨2¸*Ÿþ>#n↠å@‚<[:¡Iïf’ ¤TÚ˘CdbÜÙ“[«ŽEú5MBo¤×@€`@„€Êt W-3 ¶Ÿ¡BíêäjIÝ…Eò9[T…$íêﯧ„…•s»Óȳ¹€ÅÚdc®UUρ#±Ùïldj?´í¼²`\ŽÁðÞu|3'ÖŒ]ë6 ¶S#²‡˜FKLÈ *N E´‘áäŠ$˜›eÄYD„ºq«.è촁ƒs \-ÔjA 9²õ÷å- üúM[Âx(ís÷ì®x€|í¡Ù’p¦‚ ŽkÛTÇDpE@WÜ ²Ç]kŠ1¨ þ€·Yb ÓÁ‰l°*n0 ç™—žzBdОu¾7ĉBl€â‰-ºx~|UåU‰  h*Hœ|e"#"?vpÄiŠe6^ˆ„+qâŠm8 #VÇá ‘å–ÄV„œ|Šè•m"сœn|@›U¶ÆΞ—Špb¥G¨ED”€±Úê2FÌIç? >Éxå Œ± ¡¤„%‘žjŸ‘ꄯ<Ìaà9ijÐ2˜D¦È&›†Z`‚å]wþ¼Â:ç6àB¤7eFJ|õÒ§Õ,¨äàFÇ®cS·Ê¶+B°,‘Þ˜ºNûãØ>PADÌHD¹æž«ÄÀnÌ¥}­#Ë’ë QÀÉSÌÂÇ2ÌXÀ{æk²lQÁ2«ÊðÀ¯w|2Í h‹ÄÂG€,m¾¶ë3ÐÙ6-´ÅE¬L°ÆIij*K½ÀÇqï`DwVÍQXœÚÔpeœ±¬Ñ q˜§Tœ½µƒ°Œìu Â<¶aØ*At¯lmEØ ü ôÛN[P1ÔÛ¦­±$ÜÆ@`ùåDpy¶yXvCAyåB`ŽD¶ 0QwG#¯ æš[^Äþ $ÀÓÝǦ{„L™[±úKÄgÌ;ï£S~¹ìGX.ôgoT.»åˆ°ùŸûù¡?1zö¦Ÿž:ÅgÁ|ìL¹ „®£œŠ‚à0œ]PÁ^p F<"•ç?!,ñ‡N4—…PÄ Á„ö¨Û:Tè@hÀ‹%táÿ:ø-žI<`þ‹p I….)^ 40D#p@ƒj4–؀:²‰1Øâr˜¼F2oW¼#Z†;$Q q” ‘ ÂK¦ñNl#29 !’F@¥Bh·ᏀL!—XFóLH‘Kh¤.«hE&JòG¨¥<™WN!€ÑÙÚˆY„@†>Œž19J" 2,/ &.GXB%ÌRÈ9B6¹W]’î×ÔW¥’IÎ$ ñ‹ÓŒE8YÆ ¼³™ñA5“à®Q.aŸB€&Ø©³ JÁ—! ¦t)K%tœ-¦JF bòNMxLôþ)ÐR¸Ð™‘ èÝ6‘O!THÌ„HÛ ‰ !ù ) , =( …AXKgNgYvYxR"k\%wh…hŽh%ˆg+ˆs%—r.—x3˜x¨}9®€&©€+¨Œ,©‡7§‰%¶†(¹–.¹5·&Çš)ǘ;Í•&×£*Ȳ)ׯ7×»4ï°3øÌ6ò‘HÖ§KÍ»Hó¯T÷¨Yÿ»qÿÇhÿ þÀ”pH,È¤rÉl:ŸÐ¨tJ­Z¯Ø¬vËíz¿à°xL.›Ïè´zÍn»ßð¸|N¯Ûïø¼~Ïïûÿ€‚ƒ„…†‡ˆ‰Š‹ŒŽ‘’“”•–—˜™š›œžŸ ¡¢£¤¥¦§g ª« E$±²¨ª­ · °²½$E$ÂÕ««D· Í ¿¦Ç¶¸ÌŒ¾³CÃÅÆ E ééH½MÛÂGâªD­ çBêêϾD²ÒaÀà€Š1r­ðÓ¤ ÔožzU!L˜C'¾yW½UGtäÇïÙllê0×àÂuGþ)AÀs[þ·xì ÁxO%ƒûX2ó—  P£n›R/¡ÑšHše+êDm?# —‘Ç£6¡8íJ¡ŸâDiäªM¥Ö„ôj“¬¹£5oQ7°- <‡ *´lãÓŒ2r/a!l)dÈ A™ÈE¢ôÔ͆…ð ;Ö˜c ¡%ß‚’Ùˆâ¸b½—pe~C"BíëÚHïeF2§æŠ8qb t_`urŠeü wÅu3êæPv§h•"ß`íÍxçLĹÜÖ3á  ~Öº“®›¸ÏMDfJÙ °„ÛµáWõ%§œ‚à©–‚X Ó؁)@®Ñ›Eþ´wëuÅSxb8y\mÖzœ¥§ZbºE—ÂLªÌw!y(>¡™wú=Ç|ÅÝs¢d €CÁW)HÜcC$€L Ä7„r.á\{)@ð` @ äXÈ$PD” `šaG:§æˆOˆ72EÐamn]ù"ŒcÊxÑŒ° &dR8`g«iÙŸLR!¦P …d’ä¡“¦ðÎTƒ¦ià|À _ ¥ Qi#¦Šg›Æ ›noMµ ›V ã£)p ç£ÎW…š=Âeªk§†j„ ´®1ß²sÉxéW«jšl|0¯B0Û, \jÛ´›6±¬¶C ÛíWþï|ëÙ‹¸ñzĸV {ì;Ýñn¼òVˆm³I¼³.Ðã¤PN¥ ²µ¼„µCã+¹ÍByî£Ñ¾HŸ›ëê 7ìYÆFTk¨SaoaY$Dµœìï¿Ã29RÈkt Çïfñ ÇÒ:ÀÐSp¹3ÇI¨â¥DZÄ ü9Ïýögñ½­uÔ*3)O‘˜Ö[_hv ,àî×Et Ÿé¶BH€ Õ[ü±64M@ÔSÌM7dÐl5-ÄÙU܍´©zߌ3Ô€3ž„ „ ¶ÛPô½5×g› êÚ˜kN„Ý…0Îj4€Ìë°“#{þÕ3S2çKÜ'ợlø¼Ú2K{° {Û¶?žm𸧠ËI¼nEò='êüóºè^üæÃ_Û=°óž‚ì#Oý¿Í'¡½áo..ÏYìnüñCœO±Áa¿¢Kô½o,üÄËbö²çºíï{ËC Ú— "”Ï{ËK ÍÒw„õ±Oz dÕ¨à:$ ƒô—«v»] A#ð «€¿šéz)Rx׿ˆ¥‚d``èw-îyÏf×K!ð€þ­Ð|ìPľ„=Ì`ý(f” 'Pa ¥ÐBJa%Ðâf§„%Š¡}FàáÝ×6>ÉäŠG"éŽè=ø!oŠ°^FP¼Ø©Q„ÀCÙÁ`(Ž\ÄÝ® ©Â$<n@dÄ E#ììUÒI! ‚#lù‹`k¦ÐÇ'Rró’ZýNBÈMF Í[¤+‹ðɈ-áwj¨¥þ8¾rá ,VÂh„"|½œ=×G_¦Ñ™EØ 0i*%̲˜Æda0mV‚k¾)›;„&6 p>ÓjK “¦Ç# âDÂ:ûc?:R Ó¬fÞéI-Ì“•Ã<ä=™Ï7˜3œ¨˜c2ŒW ,ˆ”8(T™P‰F¡Jhç"‚ ; 403WebShell
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Current File : /opt/alt/libicu65/usr/share/doc/alt-libicu65-devel/samples/layout/GDIFontInstance.cpp
/*
 *******************************************************************************
 *
 *   © 2016 and later: Unicode, Inc. and others.
 *   License & terms of use: http://www.unicode.org/copyright.html#License
 *
 *******************************************************************************
 *******************************************************************************
 *
 *   Copyright (C) 1999-2008, International Business Machines
 *   Corporation and others.  All Rights Reserved.
 *
 *******************************************************************************
 *   file name:  GDIFontInstance.cpp
 *
 *   created on: 08/09/2000
 *   created by: Eric R. Mader
 */

#include <windows.h>

#include "layout/LETypes.h"
#include "layout/LESwaps.h"
#include "layout/LEFontInstance.h"

#include "GDIFontInstance.h"
#include "sfnt.h"
#include "cmaps.h"

GDISurface::GDISurface(HDC theHDC)
    : fHdc(theHDC), fCurrentFont(NULL)
{
    // nothing else to do
}

GDISurface::~GDISurface()
{
    // nothing to do
}

void GDISurface::setHDC(HDC theHDC)
{
    fHdc         = theHDC;
    fCurrentFont = NULL;
}

void GDISurface::setFont(const GDIFontInstance *font)
{
#if 0
    if (fCurrentFont != font) {
        fCurrentFont = font;
        SelectObject(fHdc, font->getFont());
    }
#else
    SelectObject(fHdc, font->getFont());
#endif
}

void GDISurface::drawGlyphs(const LEFontInstance *font, const LEGlyphID *glyphs, le_int32 count, const float *positions,
    le_int32 x, le_int32 y, le_int32 width, le_int32 height)
{
    TTGlyphID *ttGlyphs = LE_NEW_ARRAY(TTGlyphID, count);
    le_int32  *dx = LE_NEW_ARRAY(le_int32, count);
    float     *ps = LE_NEW_ARRAY(float, count * 2 + 2);
    le_int32   out = 0;
    RECT clip;

    clip.top    = 0;
    clip.left   = 0;
    clip.bottom = height;
    clip.right  = width;

    for (le_int32 g = 0; g < count; g += 1) {
        TTGlyphID ttGlyph = (TTGlyphID) LE_GET_GLYPH(glyphs[g]);

        if (ttGlyph < 0xFFFE) {
            ttGlyphs[out] = ttGlyph;
            dx[out] = (le_int32) (positions[g * 2 + 2] - positions[g * 2]);
            ps[out * 2] = positions[g * 2];
            ps[out * 2 + 1] = positions[g * 2 + 1];
            out += 1;
        }
    }

    le_int32 dyStart, dyEnd;

    setFont((GDIFontInstance *) font);

    dyStart = dyEnd = 0;

    while (dyEnd < out) {
        float yOffset = ps[dyStart * 2 + 1];
        float xOffset = ps[dyStart * 2];

        while (dyEnd < out && yOffset == ps[dyEnd * 2 + 1]) {
            dyEnd += 1;
        }

        ExtTextOut(fHdc, x + (le_int32) xOffset, y + (le_int32) yOffset - font->getAscent(), ETO_CLIPPED | ETO_GLYPH_INDEX, &clip,
            (LPCWSTR) &ttGlyphs[dyStart], dyEnd - dyStart, (INT *) &dx[dyStart]);

        dyStart = dyEnd;
    }

    LE_DELETE_ARRAY(ps);
    LE_DELETE_ARRAY(dx);
    LE_DELETE_ARRAY(ttGlyphs);
}

GDIFontInstance::GDIFontInstance(GDISurface *surface, TCHAR *faceName, le_int16 pointSize, LEErrorCode &status)
    : FontTableCache(), fSurface(surface), fFont(NULL),
      fPointSize(pointSize), fUnitsPerEM(0), fAscent(0), fDescent(0), fLeading(0),
      fDeviceScaleX(1), fDeviceScaleY(1), fMapper(NULL)
{
    LOGFONT lf;
    FLOAT dpiX, dpiY;
    POINT pt;
    OUTLINETEXTMETRIC otm;
    HDC hdc = surface->getHDC();

    if (LE_FAILURE(status)) {
        return;
    }

    SaveDC(hdc);

    SetGraphicsMode(hdc, GM_ADVANCED);
    ModifyWorldTransform(hdc, NULL, MWT_IDENTITY);
    SetViewportOrgEx(hdc, 0, 0, NULL);
    SetWindowOrgEx(hdc, 0, 0, NULL);

    dpiX = (FLOAT) GetDeviceCaps(hdc, LOGPIXELSX);
    dpiY = (FLOAT) GetDeviceCaps(hdc, LOGPIXELSY);

#if 1
    pt.x = (int) (pointSize * dpiX / 72);
    pt.y = (int) (pointSize * dpiY / 72);

    DPtoLP(hdc, &pt, 1);
#else
    pt.x = pt.y = pointSize;
#endif

    lf.lfHeight = - pt.y;
    lf.lfWidth = 0;
    lf.lfEscapement = 0;
    lf.lfOrientation = 0;
    lf.lfWeight = 0;
    lf.lfItalic = 0;
    lf.lfUnderline = 0;
    lf.lfStrikeOut = 0;
    lf.lfCharSet = DEFAULT_CHARSET;
    lf.lfOutPrecision = 0;
    lf.lfClipPrecision = 0;
    lf.lfQuality = 0;
    lf.lfPitchAndFamily = 0;

    lstrcpy(lf.lfFaceName, faceName);

    fFont = CreateFontIndirect(&lf);

    if (fFont == NULL) {
        status = LE_FONT_FILE_NOT_FOUND_ERROR;
        return;
    }

    SelectObject(hdc, fFont);

    UINT ret = GetOutlineTextMetrics(hdc, sizeof otm, &otm);

    if (ret == 0) {
        status = LE_MISSING_FONT_TABLE_ERROR;
        goto restore;
    }

    fUnitsPerEM = otm.otmEMSquare;
    fAscent  = otm.otmTextMetrics.tmAscent;
    fDescent = otm.otmTextMetrics.tmDescent;
    fLeading = otm.otmTextMetrics.tmExternalLeading;

    status = initMapper();

    if (LE_FAILURE(status)) {
        goto restore;
    }

#if 0
    status = initFontTableCache();
#endif

restore:
    RestoreDC(hdc, -1);
}

GDIFontInstance::GDIFontInstance(GDISurface *surface, const char *faceName, le_int16 pointSize, LEErrorCode &status)
    : FontTableCache(), fSurface(surface), fFont(NULL),
      fPointSize(pointSize), fUnitsPerEM(0), fAscent(0), fDescent(0), fLeading(0),
      fDeviceScaleX(1), fDeviceScaleY(1), fMapper(NULL)
{
    LOGFONTA lf;
    FLOAT dpiX, dpiY;
    POINT pt;
    OUTLINETEXTMETRIC otm;
    HDC hdc = surface->getHDC();

    if (LE_FAILURE(status)) {
        return;
    }

    SaveDC(hdc);

    SetGraphicsMode(hdc, GM_ADVANCED);
    ModifyWorldTransform(hdc, NULL, MWT_IDENTITY);
    SetViewportOrgEx(hdc, 0, 0, NULL);
    SetWindowOrgEx(hdc, 0, 0, NULL);

    dpiX = (FLOAT) GetDeviceCaps(hdc, LOGPIXELSX);
    dpiY = (FLOAT) GetDeviceCaps(hdc, LOGPIXELSY);

    fDeviceScaleX = dpiX / 72;
    fDeviceScaleY = dpiY / 72;

#if 1
    pt.x = (int) (pointSize * fDeviceScaleX);
    pt.y = (int) (pointSize * fDeviceScaleY);

    DPtoLP(hdc, &pt, 1);
#else
    pt.x = pt.y = pointSize;
#endif

    lf.lfHeight = - pt.y;
    lf.lfWidth = 0;
    lf.lfEscapement = 0;
    lf.lfOrientation = 0;
    lf.lfWeight = 0;
    lf.lfItalic = 0;
    lf.lfUnderline = 0;
    lf.lfStrikeOut = 0;
    lf.lfCharSet = DEFAULT_CHARSET;
    lf.lfOutPrecision = 0;
    lf.lfClipPrecision = 0;
    lf.lfQuality = 0;
    lf.lfPitchAndFamily = 0;

    strcpy(lf.lfFaceName, faceName);

    fFont = CreateFontIndirectA(&lf);

    if (fFont == NULL) {
        status = LE_FONT_FILE_NOT_FOUND_ERROR;
        return;
    }

    SelectObject(hdc, fFont);

    UINT ret = GetOutlineTextMetrics(hdc, sizeof otm, &otm);

    if (ret != 0) {
        fUnitsPerEM = otm.otmEMSquare;
        fAscent  = otm.otmTextMetrics.tmAscent;
        fDescent = otm.otmTextMetrics.tmDescent;
        fLeading = otm.otmTextMetrics.tmExternalLeading;
    } else {
        const HEADTable *headTable = NULL;
        const HHEATable *hheaTable = NULL;

        // read unitsPerEm from 'head' table
        headTable = (const HEADTable *) readFontTable(LE_HEAD_TABLE_TAG);

        if (headTable == NULL) {
            status = LE_MISSING_FONT_TABLE_ERROR;
            goto restore;
        }

        fUnitsPerEM   = SWAPW(headTable->unitsPerEm);
        freeFontTable((const void *)headTable);

        hheaTable = (HHEATable *) readFontTable(LE_HHEA_TABLE_TAG);

        if (hheaTable == NULL) {
            status = LE_MISSING_FONT_TABLE_ERROR;
            goto restore;
        }

        fAscent  = (le_int32) yUnitsToPoints((float) SWAPW(hheaTable->ascent));
        fDescent = (le_int32) yUnitsToPoints((float) SWAPW(hheaTable->descent));
        fLeading = (le_int32) yUnitsToPoints((float) SWAPW(hheaTable->lineGap));

        freeFontTable((const void *) hheaTable);
    }

    status = initMapper();

    if (LE_FAILURE(status)) {
        goto restore;
    }

#if 0
    status = initFontTableCache();
#endif

restore:
    RestoreDC(hdc, -1);
}

GDIFontInstance::~GDIFontInstance()
{
#if 0
    flushFontTableCache();
    delete[] fTableCache;
#endif

    if (fFont != NULL) {
        // FIXME: call RemoveObject first?
        DeleteObject(fFont);
    }

    delete fMapper;
    fMapper = NULL;
}

LEErrorCode GDIFontInstance::initMapper()
{
    LETag cmapTag = LE_CMAP_TABLE_TAG;
    const CMAPTable *cmap = (const CMAPTable *) readFontTable(cmapTag);

    if (cmap == NULL) {
        return LE_MISSING_FONT_TABLE_ERROR;
    }

    fMapper = CMAPMapper::createUnicodeMapper(cmap);

    if (fMapper == NULL) {
        return LE_MISSING_FONT_TABLE_ERROR;
    }

    return LE_NO_ERROR;
}

const void *GDIFontInstance::getFontTable(LETag tableTag) const
{
    return FontTableCache::find(tableTag);
}

const void *GDIFontInstance::readFontTable(LETag tableTag) const
{
    fSurface->setFont(this);

    HDC   hdc    = fSurface->getHDC();
    DWORD stag   = SWAPL(tableTag);
    DWORD len    = GetFontData(hdc, stag, 0, NULL, 0);
    void *result = NULL;

    if (len != GDI_ERROR) {
        result = LE_NEW_ARRAY(char, len);
        GetFontData(hdc, stag, 0, result, len);
    }

    return result;
}

void GDIFontInstance::getGlyphAdvance(LEGlyphID glyph, LEPoint &advance) const
{
    advance.fX = 0;
    advance.fY = 0;

    if (glyph == 0xFFFE || glyph == 0xFFFF) {
        return;
    }


    GLYPHMETRICS metrics;
    DWORD result;
    MAT2 identity = {{0, 1}, {0, 0}, {0, 0}, {0, 1}};
    HDC hdc = fSurface->getHDC();

    fSurface->setFont(this);

    result = GetGlyphOutline(hdc, glyph, GGO_GLYPH_INDEX | GGO_METRICS, &metrics, 0, NULL, &identity);

    if (result == GDI_ERROR) {
        return;
    }

    advance.fX = metrics.gmCellIncX;
    return;
}

le_bool GDIFontInstance::getGlyphPoint(LEGlyphID glyph, le_int32 pointNumber, LEPoint &point) const
{
#if 0
    hsFixedPoint2 pt;
    le_bool result;

    result = fFontInstance->getGlyphPoint(glyph, pointNumber, pt);

    if (result) {
        point.fX = xUnitsToPoints(pt.fX);
        point.fY = yUnitsToPoints(pt.fY);
    }

    return result;
#else
    return FALSE;
#endif
}

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