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font.c

/*
 * Unit test suite for fonts
 *
 * Copyright 2002 Mike McCormack
 * Copyright 2004 Dmitry Timoshkov
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
 */

#include <stdarg.h>
#include <assert.h>

#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winuser.h"
#include "winnls.h"

#include "wine/test.h"

#define expect(expected, got) ok(got == expected, "Expected %.8x, got %.8x\n", expected, got)

LONG  (WINAPI *pGdiGetCharDimensions)(HDC hdc, LPTEXTMETRICW lptm, LONG *height);
BOOL  (WINAPI *pGetCharABCWidthsI)(HDC hdc, UINT first, UINT count, LPWORD glyphs, LPABC abc);
BOOL  (WINAPI *pGetCharABCWidthsW)(HDC hdc, UINT first, UINT last, LPABC abc);
DWORD (WINAPI *pGetFontUnicodeRanges)(HDC hdc, LPGLYPHSET lpgs);
DWORD (WINAPI *pGetGlyphIndicesA)(HDC hdc, LPCSTR lpstr, INT count, LPWORD pgi, DWORD flags);
DWORD (WINAPI *pGetGlyphIndicesW)(HDC hdc, LPCWSTR lpstr, INT count, LPWORD pgi, DWORD flags);
BOOL  (WINAPI *pGdiRealizationInfo)(HDC hdc, DWORD *);

static HMODULE hgdi32 = 0;

static void init(void)
{
    hgdi32 = GetModuleHandleA("gdi32.dll");

    pGdiGetCharDimensions = (void *)GetProcAddress(hgdi32, "GdiGetCharDimensions");
    pGetCharABCWidthsI = (void *)GetProcAddress(hgdi32, "GetCharABCWidthsI");
    pGetCharABCWidthsW = (void *)GetProcAddress(hgdi32, "GetCharABCWidthsW");
    pGetFontUnicodeRanges = (void *)GetProcAddress(hgdi32, "GetFontUnicodeRanges");
    pGetGlyphIndicesA = (void *)GetProcAddress(hgdi32, "GetGlyphIndicesA");
    pGetGlyphIndicesW = (void *)GetProcAddress(hgdi32, "GetGlyphIndicesW");
    pGdiRealizationInfo = (void *)GetProcAddress(hgdi32, "GdiRealizationInfo");
}

static INT CALLBACK is_truetype_font_installed_proc(const LOGFONT *elf, const TEXTMETRIC *ntm, DWORD type, LPARAM lParam)
{
    if (type != TRUETYPE_FONTTYPE) return 1;

    return 0;
}

static BOOL is_truetype_font_installed(const char *name)
{
    HDC hdc = GetDC(0);
    BOOL ret = FALSE;

    if (!EnumFontFamiliesA(hdc, name, is_truetype_font_installed_proc, 0))
        ret = TRUE;

    ReleaseDC(0, hdc);
    return ret;
}

static INT CALLBACK is_font_installed_proc(const LOGFONT *elf, const TEXTMETRIC *ntm, DWORD type, LPARAM lParam)
{
    return 0;
}

static BOOL is_font_installed(const char *name)
{
    HDC hdc = GetDC(0);
    BOOL ret = FALSE;

    if(!EnumFontFamiliesA(hdc, name, is_font_installed_proc, 0))
        ret = TRUE;

    ReleaseDC(0, hdc);
    return ret;
}

static void check_font(const char* test, const LOGFONTA* lf, HFONT hfont)
{
    LOGFONTA getobj_lf;
    int ret, minlen = 0;

    if (!hfont)
        return;

    ret = GetObject(hfont, sizeof(getobj_lf), &getobj_lf);
    /* NT4 tries to be clever and only returns the minimum length */
    while (lf->lfFaceName[minlen] && minlen < LF_FACESIZE-1)
        minlen++;
    minlen += FIELD_OFFSET(LOGFONTA, lfFaceName) + 1;
    ok(ret == sizeof(LOGFONTA) || ret == minlen, "%s: GetObject returned %d\n", test, ret);
    ok(!memcmp(&lf, &lf, FIELD_OFFSET(LOGFONTA, lfFaceName)), "%s: fonts don't match\n", test);
    ok(!lstrcmpA(lf->lfFaceName, getobj_lf.lfFaceName),
       "%s: font names don't match: %s != %s\n", test, lf->lfFaceName, getobj_lf.lfFaceName);
}

static HFONT create_font(const char* test, const LOGFONTA* lf)
{
    HFONT hfont = CreateFontIndirectA(lf);
    ok(hfont != 0, "%s: CreateFontIndirect failed\n", test);
    if (hfont)
        check_font(test, lf, hfont);
    return hfont;
}

static void test_logfont(void)
{
    LOGFONTA lf;
    HFONT hfont;

    memset(&lf, 0, sizeof lf);

    lf.lfCharSet = ANSI_CHARSET;
    lf.lfClipPrecision = CLIP_DEFAULT_PRECIS;
    lf.lfWeight = FW_DONTCARE;
    lf.lfHeight = 16;
    lf.lfWidth = 16;
    lf.lfQuality = DEFAULT_QUALITY;

    lstrcpyA(lf.lfFaceName, "Arial");
    hfont = create_font("Arial", &lf);
    DeleteObject(hfont);

    memset(&lf, 'A', sizeof(lf));
    hfont = CreateFontIndirectA(&lf);
    ok(hfont != 0, "CreateFontIndirectA with strange LOGFONT failed\n");
    
    lf.lfFaceName[LF_FACESIZE - 1] = 0;
    check_font("AAA...", &lf, hfont);
    DeleteObject(hfont);
}

static INT CALLBACK font_enum_proc(const LOGFONT *elf, const TEXTMETRIC *ntm, DWORD type, LPARAM lParam)
{
    if (type & RASTER_FONTTYPE)
    {
      LOGFONT *lf = (LOGFONT *)lParam;
      *lf = *elf;
      return 0; /* stop enumeration */
    }

    return 1; /* continue enumeration */
}

static void test_font_metrics(HDC hdc, HFONT hfont, LONG lfHeight,
                              LONG lfWidth, const char *test_str,
                        INT test_str_len, const TEXTMETRICA *tm_orig,
                        const SIZE *size_orig, INT width_of_A_orig,
                        INT scale_x, INT scale_y)
{
    HFONT old_hfont;
    LOGFONTA lf;
    TEXTMETRICA tm;
    SIZE size;
    INT width_of_A, cx, cy;

    if (!hfont)
        return;

    GetObjectA(hfont, sizeof(lf), &lf);

    old_hfont = SelectObject(hdc, hfont);

    GetTextMetricsA(hdc, &tm);

    cx = tm.tmAveCharWidth / tm_orig->tmAveCharWidth;
    cy = tm.tmHeight / tm_orig->tmHeight;
    ok(cx == scale_x && cy == scale_y, "expected scale_x %d, scale_y %d, got cx %d, cy %d\n",
       scale_x, scale_y, cx, cy);
    ok(tm.tmHeight == tm_orig->tmHeight * scale_y, "%d != %d\n", tm.tmHeight, tm_orig->tmHeight * scale_y);
    ok(tm.tmAscent == tm_orig->tmAscent * scale_y, "%d != %d\n", tm.tmAscent, tm_orig->tmAscent * scale_y);
    ok(tm.tmDescent == tm_orig->tmDescent * scale_y, "%d != %d\n", tm.tmDescent, tm_orig->tmDescent * scale_y);
    ok(tm.tmAveCharWidth == tm_orig->tmAveCharWidth * scale_x, "%d != %d\n", tm.tmAveCharWidth, tm_orig->tmAveCharWidth * scale_x);
    ok(tm.tmMaxCharWidth == tm_orig->tmMaxCharWidth * scale_x, "%d != %d\n", tm.tmAveCharWidth, tm_orig->tmMaxCharWidth * scale_x);

    ok(lf.lfHeight == lfHeight, "lf %d != %d\n", lf.lfHeight, lfHeight);
    if (lf.lfHeight)
    {
        if (lf.lfWidth)
            ok(lf.lfWidth == tm.tmAveCharWidth, "lf %d != tm %d\n", lf.lfWidth, tm.tmAveCharWidth);
    }
    else
        ok(lf.lfWidth == lfWidth, "lf %d != %d\n", lf.lfWidth, lfWidth);

    GetTextExtentPoint32A(hdc, test_str, test_str_len, &size);

    ok(size.cx == size_orig->cx * scale_x, "%d != %d\n", size.cx, size_orig->cx * scale_x);
    ok(size.cy == size_orig->cy * scale_y, "%d != %d\n", size.cy, size_orig->cy * scale_y);

    GetCharWidthA(hdc, 'A', 'A', &width_of_A);

    ok(width_of_A == width_of_A_orig * scale_x, "%d != %d\n", width_of_A, width_of_A_orig * scale_x);

    SelectObject(hdc, old_hfont);
}

/* Test how GDI scales bitmap font metrics */
static void test_bitmap_font(void)
{
    static const char test_str[11] = "Test String";
    HDC hdc;
    LOGFONTA bitmap_lf;
    HFONT hfont, old_hfont;
    TEXTMETRICA tm_orig;
    SIZE size_orig;
    INT ret, i, width_orig, height_orig, scale, lfWidth;

    hdc = GetDC(0);

    /* "System" has only 1 pixel size defined, otherwise the test breaks */
    ret = EnumFontFamiliesA(hdc, "System", font_enum_proc, (LPARAM)&bitmap_lf);
    if (ret)
    {
      ReleaseDC(0, hdc);
      trace("no bitmap fonts were found, skipping the test\n");
      return;
    }

    trace("found bitmap font %s, height %d\n", bitmap_lf.lfFaceName, bitmap_lf.lfHeight);

    height_orig = bitmap_lf.lfHeight;
    lfWidth = bitmap_lf.lfWidth;

    hfont = create_font("bitmap", &bitmap_lf);
    old_hfont = SelectObject(hdc, hfont);
    ok(GetTextMetricsA(hdc, &tm_orig), "GetTextMetricsA failed\n");
    ok(GetTextExtentPoint32A(hdc, test_str, sizeof(test_str), &size_orig), "GetTextExtentPoint32A failed\n");
    ok(GetCharWidthA(hdc, 'A', 'A', &width_orig), "GetCharWidthA failed\n");
    SelectObject(hdc, old_hfont);
    DeleteObject(hfont);

    bitmap_lf.lfHeight = 0;
    bitmap_lf.lfWidth = 4;
    hfont = create_font("bitmap", &bitmap_lf);
    test_font_metrics(hdc, hfont, 0, 4, test_str, sizeof(test_str), &tm_orig, &size_orig, width_orig, 1, 1);
    DeleteObject(hfont);

    bitmap_lf.lfHeight = height_orig;
    bitmap_lf.lfWidth = lfWidth;

    /* test fractional scaling */
    for (i = 1; i <= height_orig * 3; i++)
    {
        INT nearest_height;

        bitmap_lf.lfHeight = i;
      hfont = create_font("fractional", &bitmap_lf);
        scale = (i + height_orig - 1) / height_orig;
        nearest_height = scale * height_orig;
        /* XP allows not more than 10% deviation */
        if (scale > 1 && nearest_height - i > nearest_height / 10) scale--;
        test_font_metrics(hdc, hfont, bitmap_lf.lfHeight, 0, test_str, sizeof(test_str), &tm_orig, &size_orig, width_orig, 1, scale);
      DeleteObject(hfont);
    }

    /* test integer scaling 3x2 */
    bitmap_lf.lfHeight = height_orig * 2;
    bitmap_lf.lfWidth *= 3;
    hfont = create_font("3x2", &bitmap_lf);
    test_font_metrics(hdc, hfont, bitmap_lf.lfHeight, 0, test_str, sizeof(test_str), &tm_orig, &size_orig, width_orig, 3, 2);
    DeleteObject(hfont);

    /* test integer scaling 3x3 */
    bitmap_lf.lfHeight = height_orig * 3;
    bitmap_lf.lfWidth = 0;
    hfont = create_font("3x3", &bitmap_lf);
    test_font_metrics(hdc, hfont, bitmap_lf.lfHeight, 0, test_str, sizeof(test_str), &tm_orig, &size_orig, width_orig, 3, 3);
    DeleteObject(hfont);

    ReleaseDC(0, hdc);
}

static INT CALLBACK find_font_proc(const LOGFONT *elf, const TEXTMETRIC *ntm, DWORD type, LPARAM lParam)
{
    LOGFONT *lf = (LOGFONT *)lParam;

    if (elf->lfHeight == lf->lfHeight && !strcmp(elf->lfFaceName, lf->lfFaceName))
    {
        *lf = *elf;
        return 0; /* stop enumeration */
    }
    return 1; /* continue enumeration */
}

static void test_bitmap_font_metrics(void)
{
    static const struct font_data
    {
        const char face_name[LF_FACESIZE];
        int weight, height, ascent, descent, int_leading, ext_leading;
        int ave_char_width, max_char_width;
        DWORD ansi_bitfield;
    } fd[] =
    {
        { "MS Sans Serif", FW_NORMAL, 13, 11, 2, 2, 0, 5, 11, FS_LATIN1 | FS_LATIN2 | FS_CYRILLIC },
        { "MS Sans Serif", FW_NORMAL, 16, 13, 3, 3, 0, 7, 14, FS_LATIN1 | FS_LATIN2 | FS_CYRILLIC },
        { "MS Sans Serif", FW_NORMAL, 20, 16, 4, 4, 0, 8, 16, FS_LATIN1 | FS_CYRILLIC },
        { "MS Sans Serif", FW_NORMAL, 20, 16, 4, 4, 0, 8, 18, FS_LATIN2 },
        { "MS Sans Serif", FW_NORMAL, 24, 19, 5, 6, 0, 9, 19, FS_LATIN1 },
        { "MS Sans Serif", FW_NORMAL, 24, 19, 5, 6, 0, 9, 24, FS_LATIN2 },
        { "MS Sans Serif", FW_NORMAL, 24, 19, 5, 6, 0, 9, 20, FS_CYRILLIC },
        { "MS Sans Serif", FW_NORMAL, 29, 23, 6, 5, 0, 12, 24, FS_LATIN1 },
        { "MS Sans Serif", FW_NORMAL, 29, 23, 6, 6, 0, 12, 24, FS_LATIN2 },
        { "MS Sans Serif", FW_NORMAL, 29, 23, 6, 5, 0, 12, 25, FS_CYRILLIC },
        { "MS Sans Serif", FW_NORMAL, 37, 29, 8, 5, 0, 16, 32, FS_LATIN1 | FS_LATIN2 | FS_CYRILLIC },
        { "MS Serif", FW_NORMAL, 10, 8, 2, 2, 0, 4, 8, FS_LATIN1 | FS_LATIN2 },
        { "MS Serif", FW_NORMAL, 10, 8, 2, 2, 0, 5, 8, FS_CYRILLIC },
        { "MS Serif", FW_NORMAL, 11, 9, 2, 2, 0, 5, 9, FS_LATIN1 | FS_LATIN2 | FS_CYRILLIC },
        { "MS Serif", FW_NORMAL, 13, 11, 2, 2, 0, 5, 11, FS_LATIN1 },
        { "MS Serif", FW_NORMAL, 13, 11, 2, 2, 0, 5, 12, FS_LATIN2 | FS_CYRILLIC },
        { "MS Serif", FW_NORMAL, 16, 13, 3, 3, 0, 6, 14, FS_LATIN1 | FS_LATIN2 },
        { "MS Serif", FW_NORMAL, 16, 13, 3, 3, 0, 6, 16, FS_CYRILLIC },
        { "MS Serif", FW_NORMAL, 19, 15, 4, 3, 0, 8, 18, FS_LATIN1 | FS_LATIN2 },
        { "MS Serif", FW_NORMAL, 19, 15, 4, 3, 0, 8, 19, FS_CYRILLIC },
        { "MS Serif", FW_NORMAL, 21, 16, 5, 3, 0, 9, 17, FS_LATIN1 },
        { "MS Serif", FW_NORMAL, 21, 16, 5, 3, 0, 9, 22, FS_LATIN2 },
        { "MS Serif", FW_NORMAL, 21, 16, 5, 3, 0, 9, 23, FS_CYRILLIC },
        { "MS Serif", FW_NORMAL, 27, 21, 6, 3, 0, 12, 23, FS_LATIN1 },
        { "MS Serif", FW_NORMAL, 27, 21, 6, 3, 0, 12, 26, FS_LATIN2 },
        { "MS Serif", FW_NORMAL, 27, 21, 6, 3, 0, 12, 27, FS_CYRILLIC },
        { "MS Serif", FW_NORMAL, 35, 27, 8, 3, 0, 16, 33, FS_LATIN1 | FS_LATIN2 },
        { "MS Serif", FW_NORMAL, 35, 27, 8, 3, 0, 16, 34, FS_CYRILLIC },
        { "Courier", FW_NORMAL, 13, 11, 2, 0, 0, 8, 8, FS_LATIN1 | FS_LATIN2 | FS_CYRILLIC },
        { "Courier", FW_NORMAL, 16, 13, 3, 0, 0, 9, 9, FS_LATIN1 | FS_LATIN2 | FS_CYRILLIC },
        { "Courier", FW_NORMAL, 20, 16, 4, 0, 0, 12, 12, FS_LATIN1 | FS_LATIN2 | FS_CYRILLIC },
        { "System", FW_BOLD, 16, 13, 3, 3, 0, 7, 14, FS_LATIN1 },
        { "System", FW_BOLD, 16, 13, 3, 3, 0, 7, 15, FS_LATIN2 | FS_CYRILLIC },
/*
 * TODO:  the system for CP932 should be NORMAL, not BOLD.  However that would
 *        require a new system.sfd for that font
 */
        { "System", FW_BOLD, 18, 16, 2, 0, 2, 8, 16, FS_JISJAPAN },
        { "Small Fonts", FW_NORMAL, 3, 2, 1, 0, 0, 1, 2, FS_LATIN1 },
        { "Small Fonts", FW_NORMAL, 3, 2, 1, 0, 0, 1, 8, FS_LATIN2 | FS_CYRILLIC },
        { "Small Fonts", FW_NORMAL, 3, 2, 1, 0, 0, 2, 4, FS_JISJAPAN },
        { "Small Fonts", FW_NORMAL, 5, 4, 1, 1, 0, 3, 4, FS_LATIN1 },
        { "Small Fonts", FW_NORMAL, 5, 4, 1, 1, 0, 2, 8, FS_LATIN2 | FS_CYRILLIC },
        { "Small Fonts", FW_NORMAL, 5, 4, 1, 0, 0, 3, 6, FS_JISJAPAN },
        { "Small Fonts", FW_NORMAL, 6, 5, 1, 1, 0, 3, 13, FS_LATIN1 },
        { "Small Fonts", FW_NORMAL, 6, 5, 1, 1, 0, 3, 8, FS_LATIN2 | FS_CYRILLIC },
        { "Small Fonts", FW_NORMAL, 6, 5, 1, 0, 0, 4, 8, FS_JISJAPAN },
        { "Small Fonts", FW_NORMAL, 8, 7, 1, 1, 0, 4, 7, FS_LATIN1 },
        { "Small Fonts", FW_NORMAL, 8, 7, 1, 1, 0, 4, 8, FS_LATIN2 | FS_CYRILLIC },
        { "Small Fonts", FW_NORMAL, 8, 7, 1, 0, 0, 5, 10, FS_JISJAPAN },
        { "Small Fonts", FW_NORMAL, 10, 8, 2, 2, 0, 4, 8, FS_LATIN1 | FS_LATIN2 },
        { "Small Fonts", FW_NORMAL, 10, 8, 2, 2, 0, 5, 8, FS_CYRILLIC },
        { "Small Fonts", FW_NORMAL, 10, 8, 2, 0, 0, 6, 12, FS_JISJAPAN },
        { "Small Fonts", FW_NORMAL, 11, 9, 2, 2, 0, 5, 9, FS_LATIN1 | FS_LATIN2 | FS_CYRILLIC },
        { "Small Fonts", FW_NORMAL, 11, 9, 2, 0, 0, 7, 14, FS_JISJAPAN },
        { "Fixedsys", FW_NORMAL, 15, 12, 3, 3, 0, 8, 8, FS_LATIN1 | FS_LATIN2 },
        { "Fixedsys", FW_NORMAL, 16, 12, 4, 3, 0, 8, 8, FS_CYRILLIC },
        { "FixedSys", FW_NORMAL, 18, 16, 2, 0, 0, 8, 16, FS_JISJAPAN }

        /* FIXME: add "Terminal" */
    };
    HDC hdc;
    LOGFONT lf;
    HFONT hfont, old_hfont;
    TEXTMETRIC tm;
    INT ret, i;

    hdc = CreateCompatibleDC(0);
    assert(hdc);

    for (i = 0; i < sizeof(fd)/sizeof(fd[0]); i++)
    {
        int bit;

        memset(&lf, 0, sizeof(lf));

        lf.lfHeight = fd[i].height;
        strcpy(lf.lfFaceName, fd[i].face_name);

        for(bit = 0; bit < 32; bit++)
        {
            DWORD fs[2];
            CHARSETINFO csi;

            fs[0] = 1L << bit;
            fs[1] = 0;
            if((fd[i].ansi_bitfield & fs[0]) == 0) continue;
            if(!TranslateCharsetInfo( fs, &csi, TCI_SRCFONTSIG )) continue;

            lf.lfCharSet = csi.ciCharset;
            ret = EnumFontFamiliesEx(hdc, &lf, find_font_proc, (LPARAM)&lf, 0);
            if (ret) continue;

            trace("found font %s, height %d charset %x\n", lf.lfFaceName, lf.lfHeight, lf.lfCharSet);

            hfont = create_font(lf.lfFaceName, &lf);
            old_hfont = SelectObject(hdc, hfont);
            ok(GetTextMetrics(hdc, &tm), "GetTextMetrics error %d\n", GetLastError());

            ok(tm.tmWeight == fd[i].weight, "%s(%d): tm.tmWeight %d != %d\n", fd[i].face_name, fd[i].height, tm.tmWeight, fd[i].weight);
            ok(tm.tmHeight == fd[i].height, "%s(%d): tm.tmHeight %d != %d\n", fd[i].face_name, fd[i].height, tm.tmHeight, fd[i].height);
            ok(tm.tmAscent == fd[i].ascent, "%s(%d): tm.tmAscent %d != %d\n", fd[i].face_name, fd[i].height, tm.tmAscent, fd[i].ascent);
            ok(tm.tmDescent == fd[i].descent, "%s(%d): tm.tmDescent %d != %d\n", fd[i].face_name, fd[i].height, tm.tmDescent, fd[i].descent);
            ok(tm.tmInternalLeading == fd[i].int_leading, "%s(%d): tm.tmInternalLeading %d != %d\n", fd[i].face_name, fd[i].height, tm.tmInternalLeading, fd[i].int_leading);
            ok(tm.tmExternalLeading == fd[i].ext_leading, "%s(%d): tm.tmExternalLeading %d != %d\n", fd[i].face_name, fd[i].height, tm.tmExternalLeading, fd[i].ext_leading);
            ok(tm.tmAveCharWidth == fd[i].ave_char_width, "%s(%d): tm.tmAveCharWidth %d != %d\n", fd[i].face_name, fd[i].height, tm.tmAveCharWidth, fd[i].ave_char_width);

            /* Don't run the max char width test on System/ANSI_CHARSET.  We have extra characters in our font
               that make the max width bigger */
            if(strcmp(lf.lfFaceName, "System") || lf.lfCharSet != ANSI_CHARSET)
                ok(tm.tmMaxCharWidth == fd[i].max_char_width, "%s(%d): tm.tmMaxCharWidth %d != %d\n", fd[i].face_name, fd[i].height, tm.tmMaxCharWidth, fd[i].max_char_width);

            SelectObject(hdc, old_hfont);
            DeleteObject(hfont);
        }
    }

    DeleteDC(hdc);
}

static void test_GdiGetCharDimensions(void)
{
    HDC hdc;
    TEXTMETRICW tm;
    LONG ret;
    SIZE size;
    LONG avgwidth, height;
    static const char szAlphabet[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";

    if (!pGdiGetCharDimensions)
    {
        skip("GdiGetCharDimensions not available on this platform\n");
        return;
    }

    hdc = CreateCompatibleDC(NULL);

    GetTextExtentPoint(hdc, szAlphabet, strlen(szAlphabet), &size);
    avgwidth = ((size.cx / 26) + 1) / 2;

    ret = pGdiGetCharDimensions(hdc, &tm, &height);
    ok(ret == avgwidth, "GdiGetCharDimensions should have returned width of %d instead of %d\n", avgwidth, ret);
    ok(height == tm.tmHeight, "GdiGetCharDimensions should have set height to %d instead of %d\n", tm.tmHeight, height);

    ret = pGdiGetCharDimensions(hdc, &tm, NULL);
    ok(ret == avgwidth, "GdiGetCharDimensions should have returned width of %d instead of %d\n", avgwidth, ret);

    ret = pGdiGetCharDimensions(hdc, NULL, NULL);
    ok(ret == avgwidth, "GdiGetCharDimensions should have returned width of %d instead of %d\n", avgwidth, ret);

    height = 0;
    ret = pGdiGetCharDimensions(hdc, NULL, &height);
    ok(ret == avgwidth, "GdiGetCharDimensions should have returned width of %d instead of %d\n", avgwidth, ret);
    ok(height == size.cy, "GdiGetCharDimensions should have set height to %d instead of %d\n", size.cy, height);

    DeleteDC(hdc);
}

static void test_GetCharABCWidths(void)
{
    static const WCHAR str[] = {'a',0};
    BOOL ret;
    HDC hdc;
    LOGFONTA lf;
    HFONT hfont;
    ABC abc[1];
    WORD glyphs[1];
    DWORD nb;

    if (!pGetCharABCWidthsW || !pGetCharABCWidthsI)
    {
        skip("GetCharABCWidthsW/I not available on this platform\n");
        return;
    }

    memset(&lf, 0, sizeof(lf));
    strcpy(lf.lfFaceName, "System");
    lf.lfHeight = 20;

    hfont = CreateFontIndirectA(&lf);
    hdc = GetDC(0);
    hfont = SelectObject(hdc, hfont);

    nb = pGetGlyphIndicesW(hdc, str, 1, glyphs, 0);
    ok(nb == 1, "pGetGlyphIndicesW should have returned 1\n");

    ret = pGetCharABCWidthsI(NULL, 0, 1, glyphs, abc);
    ok(!ret, "GetCharABCWidthsI should have failed\n");

    ret = pGetCharABCWidthsI(hdc, 0, 1, glyphs, NULL);
    ok(!ret, "GetCharABCWidthsI should have failed\n");

    ret = pGetCharABCWidthsI(hdc, 0, 1, glyphs, abc);
    ok(ret, "GetCharABCWidthsI should have succeeded\n");

    ret = pGetCharABCWidthsW(NULL, 'a', 'a', abc);
    ok(!ret, "GetCharABCWidthsW should have failed\n");

    ret = pGetCharABCWidthsW(hdc, 'a', 'a', NULL);
    ok(!ret, "GetCharABCWidthsW should have failed\n");

    ret = pGetCharABCWidthsW(hdc, 'a', 'a', abc);
    ok(!ret, "GetCharABCWidthsW should have failed\n");

    hfont = SelectObject(hdc, hfont);
    DeleteObject(hfont);
    ReleaseDC(NULL, hdc);
}

static void test_text_extents(void)
{
    static const WCHAR wt[] = {'O','n','e','\n','t','w','o',' ','3',0};
    LPINT extents;
    INT i, len, fit1, fit2;
    LOGFONTA lf;
    TEXTMETRICA tm;
    HDC hdc;
    HFONT hfont;
    SIZE sz;
    SIZE sz1, sz2;

    memset(&lf, 0, sizeof(lf));
    strcpy(lf.lfFaceName, "Arial");
    lf.lfHeight = 20;

    hfont = CreateFontIndirectA(&lf);
    hdc = GetDC(0);
    hfont = SelectObject(hdc, hfont);
    GetTextMetricsA(hdc, &tm);
    GetTextExtentPointA(hdc, "o", 1, &sz);
    ok(sz.cy == tm.tmHeight, "cy %d tmHeight %d\n", sz.cy, tm.tmHeight);

    SetLastError(0xdeadbeef);
    GetTextExtentExPointW(hdc, wt, 1, 1, &fit1, &fit2, &sz1);
    if (GetLastError() == ERROR_CALL_NOT_IMPLEMENTED)
    {
        skip("Skipping remainder of text extents test on a Win9x platform\n");
        hfont = SelectObject(hdc, hfont);
        DeleteObject(hfont);
        ReleaseDC(0, hdc);
        return;
    }

    len = lstrlenW(wt);
    extents = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, len * sizeof extents[0]);
    extents[0] = 1;         /* So that the increasing sequence test will fail
                               if the extents array is untouched.  */
    GetTextExtentExPointW(hdc, wt, len, 32767, &fit1, extents, &sz1);
    GetTextExtentPointW(hdc, wt, len, &sz2);
    ok(sz1.cy == sz2.cy,
       "cy from GetTextExtentExPointW (%d) and GetTextExtentPointW (%d) differ\n", sz1.cy, sz2.cy);
    /* Because of the '\n' in the string GetTextExtentExPoint and
       GetTextExtentPoint return different widths under Win2k, but
       under WinXP they return the same width.  So we don't test that
       here. */

    for (i = 1; i < len; ++i)
        ok(extents[i-1] <= extents[i],
           "GetTextExtentExPointW generated a non-increasing sequence of partial extents (at position %d)\n",
           i);
    ok(extents[len-1] == sz1.cx, "GetTextExtentExPointW extents and size don't match\n");
    ok(0 <= fit1 && fit1 <= len, "GetTextExtentExPointW generated illegal value %d for fit\n", fit1);
    ok(0 < fit1, "GetTextExtentExPointW says we can't even fit one letter in 32767 logical units\n");
    GetTextExtentExPointW(hdc, wt, len, extents[2], &fit2, NULL, &sz2);
    ok(sz1.cx == sz2.cx && sz1.cy == sz2.cy, "GetTextExtentExPointW returned different sizes for the same string\n");
    ok(fit2 == 3, "GetTextExtentExPointW extents isn't consistent with fit\n");
    GetTextExtentExPointW(hdc, wt, len, extents[2]-1, &fit2, NULL, &sz2);
    ok(fit2 == 2, "GetTextExtentExPointW extents isn't consistent with fit\n");
    GetTextExtentExPointW(hdc, wt, 2, 0, NULL, extents + 2, &sz2);
    ok(extents[0] == extents[2] && extents[1] == extents[3],
       "GetTextExtentExPointW with lpnFit == NULL returns incorrect results\n");
    GetTextExtentExPointW(hdc, wt, 2, 0, NULL, NULL, &sz1);
    ok(sz1.cx == sz2.cx && sz1.cy == sz2.cy,
       "GetTextExtentExPointW with lpnFit and alpDx both NULL returns incorrect results\n");
    HeapFree(GetProcessHeap(), 0, extents);

    hfont = SelectObject(hdc, hfont);
    DeleteObject(hfont);
    ReleaseDC(NULL, hdc);
}

static void test_GetGlyphIndices(void)
{
    HDC      hdc;
    HFONT    hfont;
    DWORD    charcount;
    LOGFONTA lf;
    DWORD    flags = 0;
    WCHAR    testtext[] = {'T','e','s','t',0xffff,0};
    WORD     glyphs[(sizeof(testtext)/2)-1];
    TEXTMETRIC textm;
    HFONT hOldFont;

    if (!pGetGlyphIndicesW) {
        skip("GetGlyphIndices not available on platform\n");
        return;
    }

    hdc = GetDC(0);

    ok(GetTextMetrics(hdc, &textm), "GetTextMetric failed\n");
    flags |= GGI_MARK_NONEXISTING_GLYPHS;
    charcount = pGetGlyphIndicesW(hdc, testtext, (sizeof(testtext)/2)-1, glyphs, flags);
    ok(charcount == 5, "GetGlyphIndices count of glyphs should = 5 not %d\n", charcount);
    ok((glyphs[4] == 0x001f || glyphs[4] == 0xffff /* Vista */), "GetGlyphIndices should have returned a nonexistent char not %04x\n", glyphs[4]);
    flags = 0;
    charcount = pGetGlyphIndicesW(hdc, testtext, (sizeof(testtext)/2)-1, glyphs, flags);
    ok(charcount == 5, "GetGlyphIndices count of glyphs should = 5 not %d\n", charcount);
    ok(glyphs[4] == textm.tmDefaultChar, "GetGlyphIndices should have returned a %04x not %04x\n",
                    textm.tmDefaultChar, glyphs[4]);

    if(!is_font_installed("Tahoma"))
    {
        skip("Tahoma is not installed so skipping this test\n");
        return;
    }
    memset(&lf, 0, sizeof(lf));
    strcpy(lf.lfFaceName, "Tahoma");
    lf.lfHeight = 20;

    hfont = CreateFontIndirectA(&lf);
    hOldFont = SelectObject(hdc, hfont);
    ok(GetTextMetrics(hdc, &textm), "GetTextMetric failed\n");
    flags |= GGI_MARK_NONEXISTING_GLYPHS;
    charcount = pGetGlyphIndicesW(hdc, testtext, (sizeof(testtext)/2)-1, glyphs, flags);
    ok(charcount == 5, "GetGlyphIndices count of glyphs should = 5 not %d\n", charcount);
    ok(glyphs[4] == 0xffff, "GetGlyphIndices should have returned 0xffff char not %04x\n", glyphs[4]);
    flags = 0;
    testtext[0] = textm.tmDefaultChar;
    charcount = pGetGlyphIndicesW(hdc, testtext, (sizeof(testtext)/2)-1, glyphs, flags);
    ok(charcount == 5, "GetGlyphIndices count of glyphs should = 5 not %d\n", charcount);
    todo_wine ok(glyphs[0] == 0, "GetGlyphIndices for tmDefaultChar should be 0 not %04x\n", glyphs[0]);
    ok(glyphs[4] == 0, "GetGlyphIndices should have returned 0 not %04x\n", glyphs[4]);
    DeleteObject(SelectObject(hdc, hOldFont));
}

static void test_GetKerningPairs(void)
{
    static const struct kerning_data
    {
        const char face_name[LF_FACESIZE];
        LONG height;
        /* some interesting fields from OUTLINETEXTMETRIC */
        LONG tmHeight, tmAscent, tmDescent;
        UINT otmEMSquare;
        INT  otmAscent;
        INT  otmDescent;
        UINT otmLineGap;
        UINT otmsCapEmHeight;
        UINT otmsXHeight;
        INT  otmMacAscent;
        INT  otmMacDescent;
        UINT otmMacLineGap;
        UINT otmusMinimumPPEM;
        /* small subset of kerning pairs to test */
        DWORD total_kern_pairs;
        const KERNINGPAIR kern_pair[26];
    } kd[] =
    {
        {"Arial", 12, 12, 9, 3,
                  2048, 7, -2, 1, 5, 2, 8, -2, 0, 9,
                  26,
            {
                {' ','A',-1},{' ','T',0},{' ','Y',0},{'1','1',-1},
                {'A',' ',-1},{'A','T',-1},{'A','V',-1},{'A','W',0},
                {'A','Y',-1},{'A','v',0},{'A','w',0},{'A','y',0},
                {'F',',',-1},{'F','.',-1},{'F','A',-1},{'L',' ',0},
                {'L','T',-1},{'L','V',-1},{'L','W',-1},{'L','Y',-1},
                {915,912,+1},{915,913,-1},{910,912,+1},{910,913,-1},
                {933,970,+1},{933,972,-1}
                }
        },
        {"Arial", -34, 39, 32, 7,
                  2048, 25, -7, 5, 17, 9, 31, -7, 1, 9,
                  26,
            {
                {' ','A',-2},{' ','T',-1},{' ','Y',-1},{'1','1',-3},
                {'A',' ',-2},{'A','T',-3},{'A','V',-3},{'A','W',-1},
                {'A','Y',-3},{'A','v',-1},{'A','w',-1},{'A','y',-1},
                {'F',',',-4},{'F','.',-4},{'F','A',-2},{'L',' ',-1},
                {'L','T',-3},{'L','V',-3},{'L','W',-3},{'L','Y',-3},
                {915,912,+3},{915,913,-3},{910,912,+3},{910,913,-3},
                {933,970,+2},{933,972,-3}
            }
        },
        { "Arial", 120, 120, 97, 23,
                   2048, 79, -23, 16, 54, 27, 98, -23, 4, 9,
                   26,
            {
                {' ','A',-6},{' ','T',-2},{' ','Y',-2},{'1','1',-8},
                {'A',' ',-6},{'A','T',-8},{'A','V',-8},{'A','W',-4},
                {'A','Y',-8},{'A','v',-2},{'A','w',-2},{'A','y',-2},
                {'F',',',-12},{'F','.',-12},{'F','A',-6},{'L',' ',-4},
                {'L','T',-8},{'L','V',-8},{'L','W',-8},{'L','Y',-8},
                {915,912,+9},{915,913,-10},{910,912,+9},{910,913,-8},
                {933,970,+6},{933,972,-10}
            }
        },
#if 0 /* this set fails due to +1/-1 errors (rounding bug?), needs investigation. */
        { "Arial", 1024 /* usually 1/2 of EM Square */, 1024, 830, 194,
                   2048, 668, -193, 137, 459, 229, 830, -194, 30, 9,
                   26,
            {
                {' ','A',-51},{' ','T',-17},{' ','Y',-17},{'1','1',-68},
                {'A',' ',-51},{'A','T',-68},{'A','V',-68},{'A','W',-34},
                {'A','Y',-68},{'A','v',-17},{'A','w',-17},{'A','y',-17},
                {'F',',',-102},{'F','.',-102},{'F','A',-51},{'L',' ',-34},
                {'L','T',-68},{'L','V',-68},{'L','W',-68},{'L','Y',-68},
                {915,912,+73},{915,913,-84},{910,912,+76},{910,913,-68},
                {933,970,+54},{933,972,-83}
            }
        }
#endif
    };
    LOGFONT lf;
    HFONT hfont, hfont_old;
    KERNINGPAIR *kern_pair;
    HDC hdc;
    DWORD total_kern_pairs, ret, i, n, matches;

    hdc = GetDC(0);

    /* GetKerningPairsA maps unicode set of kerning pairs to current code page
     * which may render this test unusable, so we're trying to avoid that.
     */
    SetLastError(0xdeadbeef);
    GetKerningPairsW(hdc, 0, NULL);
    if (GetLastError() == ERROR_CALL_NOT_IMPLEMENTED)
    {
        skip("Skipping the GetKerningPairs test on a Win9x platform\n");
        ReleaseDC(0, hdc);
        return;
    }

    for (i = 0; i < sizeof(kd)/sizeof(kd[0]); i++)
    {
        OUTLINETEXTMETRICW otm;

        if (!is_font_installed(kd[i].face_name))
        {
            trace("%s is not installed so skipping this test\n", kd[i].face_name);
            continue;
        }

        trace("testing font %s, height %d\n", kd[i].face_name, kd[i].height);

        memset(&lf, 0, sizeof(lf));
        strcpy(lf.lfFaceName, kd[i].face_name);
        lf.lfHeight = kd[i].height;
        hfont = CreateFontIndirect(&lf);
        assert(hfont != 0);

        hfont_old = SelectObject(hdc, hfont);

        SetLastError(0xdeadbeef);
        otm.otmSize = sizeof(otm); /* just in case for Win9x compatibility */
        ok(GetOutlineTextMetricsW(hdc, sizeof(otm), &otm) == sizeof(otm), "GetOutlineTextMetricsW error %d\n", GetLastError());

        ok(kd[i].tmHeight == otm.otmTextMetrics.tmHeight, "expected %d, got %d\n",
           kd[i].tmHeight, otm.otmTextMetrics.tmHeight);
        ok(kd[i].tmAscent == otm.otmTextMetrics.tmAscent, "expected %d, got %d\n",
           kd[i].tmAscent, otm.otmTextMetrics.tmAscent);
        ok(kd[i].tmDescent == otm.otmTextMetrics.tmDescent, "expected %d, got %d\n",
           kd[i].tmDescent, otm.otmTextMetrics.tmDescent);

        ok(kd[i].otmEMSquare == otm.otmEMSquare, "expected %u, got %u\n",
           kd[i].otmEMSquare, otm.otmEMSquare);
        ok(kd[i].otmAscent == otm.otmAscent, "expected %d, got %d\n",
           kd[i].otmAscent, otm.otmAscent);
        ok(kd[i].otmDescent == otm.otmDescent, "expected %d, got %d\n",
           kd[i].otmDescent, otm.otmDescent);
        ok(kd[i].otmLineGap == otm.otmLineGap, "expected %u, got %u\n",
           kd[i].otmLineGap, otm.otmLineGap);
todo_wine {
        ok(kd[i].otmsCapEmHeight == otm.otmsCapEmHeight, "expected %u, got %u\n",
           kd[i].otmsCapEmHeight, otm.otmsCapEmHeight);
        ok(kd[i].otmsXHeight == otm.otmsXHeight, "expected %u, got %u\n",
           kd[i].otmsXHeight, otm.otmsXHeight);
        ok(kd[i].otmMacAscent == otm.otmMacAscent, "expected %d, got %d\n",
           kd[i].otmMacAscent, otm.otmMacAscent);
        ok(kd[i].otmMacDescent == otm.otmMacDescent, "expected %d, got %d\n",
           kd[i].otmMacDescent, otm.otmMacDescent);
        /* FIXME: this one sometimes succeeds due to expected 0, enable it when removing todo */
        if (0) ok(kd[i].otmMacLineGap == otm.otmMacLineGap, "expected %u, got %u\n",
           kd[i].otmMacLineGap, otm.otmMacLineGap);
        ok(kd[i].otmusMinimumPPEM == otm.otmusMinimumPPEM, "expected %u, got %u\n",
           kd[i].otmusMinimumPPEM, otm.otmusMinimumPPEM);
}

        total_kern_pairs = GetKerningPairsW(hdc, 0, NULL);
        trace("total_kern_pairs %u\n", total_kern_pairs);
        kern_pair = HeapAlloc(GetProcessHeap(), 0, total_kern_pairs * sizeof(*kern_pair));

#if 0 /* Win98 (GetKerningPairsA) and XP behave differently here, the test passes on XP */
        SetLastError(0xdeadbeef);
        ret = GetKerningPairsW(hdc, 0, kern_pair);
        ok(GetLastError() == ERROR_INVALID_PARAMETER,
           "got error %ld, expected ERROR_INVALID_PARAMETER\n", GetLastError());
        ok(ret == 0, "got %lu, expected 0\n", ret);
#endif

        ret = GetKerningPairsW(hdc, 100, NULL);
        ok(ret == total_kern_pairs, "got %u, expected %u\n", ret, total_kern_pairs);

        ret = GetKerningPairsW(hdc, total_kern_pairs/2, kern_pair);
        ok(ret == total_kern_pairs/2, "got %u, expected %u\n", ret, total_kern_pairs/2);

        ret = GetKerningPairsW(hdc, total_kern_pairs, kern_pair);
        ok(ret == total_kern_pairs, "got %u, expected %u\n", ret, total_kern_pairs);

        matches = 0;

        for (n = 0; n < ret; n++)
        {
            DWORD j;
#if 0
            if (kern_pair[n].wFirst < 127 && kern_pair[n].wSecond < 127)
                trace("{'%c','%c',%d},\n",
                      kern_pair[n].wFirst, kern_pair[n].wSecond, kern_pair[n].iKernAmount);
#endif
            for (j = 0; j < kd[i].total_kern_pairs; j++)
            {
                if (kern_pair[n].wFirst == kd[i].kern_pair[j].wFirst &&
                    kern_pair[n].wSecond == kd[i].kern_pair[j].wSecond)
                {
                    ok(kern_pair[n].iKernAmount == kd[i].kern_pair[j].iKernAmount,
                       "pair %d:%d got %d, expected %d\n",
                       kern_pair[n].wFirst, kern_pair[n].wSecond,
                       kern_pair[n].iKernAmount, kd[i].kern_pair[j].iKernAmount);
                    matches++;
                }
            }
        }

        ok(matches == kd[i].total_kern_pairs, "got matches %u, expected %u\n",
           matches, kd[i].total_kern_pairs);

        HeapFree(GetProcessHeap(), 0, kern_pair);

        SelectObject(hdc, hfont_old);
        DeleteObject(hfont);
    }

    ReleaseDC(0, hdc);
}

static void test_GetOutlineTextMetrics(void)
{
    OUTLINETEXTMETRIC *otm;
    LOGFONT lf;
    HFONT hfont, hfont_old;
    HDC hdc;
    DWORD ret, otm_size;

    if (!is_font_installed("Arial"))
    {
        skip("Arial is not installed\n");
        return;
    }

    hdc = GetDC(0);

    memset(&lf, 0, sizeof(lf));
    strcpy(lf.lfFaceName, "Arial");
    lf.lfHeight = -13;
    lf.lfWeight = FW_NORMAL;
    lf.lfPitchAndFamily = DEFAULT_PITCH;
    lf.lfQuality = PROOF_QUALITY;
    hfont = CreateFontIndirect(&lf);
    assert(hfont != 0);

    hfont_old = SelectObject(hdc, hfont);
    otm_size = GetOutlineTextMetrics(hdc, 0, NULL);
    trace("otm buffer size %u (0x%x)\n", otm_size, otm_size);

    otm = HeapAlloc(GetProcessHeap(), 0, otm_size);

    memset(otm, 0xAA, otm_size);
    SetLastError(0xdeadbeef);
    otm->otmSize = sizeof(*otm); /* just in case for Win9x compatibility */
    ret = GetOutlineTextMetrics(hdc, otm->otmSize, otm);
    ok(ret == 1 /* Win9x */ ||
       ret == otm->otmSize /* XP*/,
       "expected %u, got %u, error %d\n", otm->otmSize, ret, GetLastError());
    if (ret != 1) /* Win9x doesn't care about pointing beyond of the buffer */
    {
        ok(otm->otmpFamilyName == NULL, "expected NULL got %p\n", otm->otmpFamilyName);
        ok(otm->otmpFaceName == NULL, "expected NULL got %p\n", otm->otmpFaceName);
        ok(otm->otmpStyleName == NULL, "expected NULL got %p\n", otm->otmpStyleName);
        ok(otm->otmpFullName == NULL, "expected NULL got %p\n", otm->otmpFullName);
    }

    memset(otm, 0xAA, otm_size);
    SetLastError(0xdeadbeef);
    otm->otmSize = otm_size; /* just in case for Win9x compatibility */
    ret = GetOutlineTextMetrics(hdc, otm->otmSize, otm);
    ok(ret == 1 /* Win9x */ ||
       ret == otm->otmSize /* XP*/,
       "expected %u, got %u, error %d\n", otm->otmSize, ret, GetLastError());
    if (ret != 1) /* Win9x doesn't care about pointing beyond of the buffer */
    {
        ok(otm->otmpFamilyName != NULL, "expected not NULL got %p\n", otm->otmpFamilyName);
        ok(otm->otmpFaceName != NULL, "expected not NULL got %p\n", otm->otmpFaceName);
        ok(otm->otmpStyleName != NULL, "expected not NULL got %p\n", otm->otmpStyleName);
        ok(otm->otmpFullName != NULL, "expected not NULL got %p\n", otm->otmpFullName);
    }

    /* ask about truncated data */
    memset(otm, 0xAA, otm_size);
    SetLastError(0xdeadbeef);
    otm->otmSize = sizeof(*otm) - sizeof(LPSTR); /* just in case for Win9x compatibility */
    ret = GetOutlineTextMetrics(hdc, otm->otmSize, otm);
    ok(ret == 1 /* Win9x */ ||
       ret == otm->otmSize /* XP*/,
       "expected %u, got %u, error %d\n", otm->otmSize, ret, GetLastError());
    if (ret != 1) /* Win9x doesn't care about pointing beyond of the buffer */
    {
        ok(otm->otmpFamilyName == NULL, "expected NULL got %p\n", otm->otmpFamilyName);
        ok(otm->otmpFaceName == NULL, "expected NULL got %p\n", otm->otmpFaceName);
        ok(otm->otmpStyleName == NULL, "expected NULL got %p\n", otm->otmpStyleName);
    }
    ok(otm->otmpFullName == (LPSTR)0xAAAAAAAA, "expected 0xAAAAAAAA got %p\n", otm->otmpFullName);

    HeapFree(GetProcessHeap(), 0, otm);

    SelectObject(hdc, hfont_old);
    DeleteObject(hfont);

    ReleaseDC(0, hdc);
}

static void testJustification(HDC hdc, PSTR str, RECT *clientArea)
{
    INT         x, y,
                breakCount,
                outputWidth = 0,    /* to test TabbedTextOut() */
                justifiedWidth = 0, /* to test GetTextExtentExPointW() */
                areaWidth = clientArea->right - clientArea->left,
                nErrors = 0, e;
    BOOL        lastExtent = FALSE;
    PSTR        pFirstChar, pLastChar;
    SIZE        size;
    TEXTMETRICA tm;
    struct err
    {
        char extent[100];
        int  GetTextExtentExPointWWidth;
        int  TabbedTextOutWidth;
    } error[10];

    GetTextMetricsA(hdc, &tm);
    y = clientArea->top;
    do {
        breakCount = 0;
        while (*str == tm.tmBreakChar) str++; /* skip leading break chars */
        pFirstChar = str;

        do {
            pLastChar = str;

            /* if not at the end of the string, ... */
            if (*str == '\0') break;
            /* ... add the next word to the current extent */
            while (*str != '\0' && *str++ != tm.tmBreakChar);
            breakCount++;
            SetTextJustification(hdc, 0, 0);
            GetTextExtentPoint32(hdc, pFirstChar, str - pFirstChar - 1, &size);
        } while ((int) size.cx < areaWidth);

        /* ignore trailing break chars */
        breakCount--;
        while (*(pLastChar - 1) == tm.tmBreakChar)
        {
            pLastChar--;
            breakCount--;
        }

        if (*str == '\0' || breakCount <= 0) pLastChar = str;

        SetTextJustification(hdc, 0, 0);
        GetTextExtentPoint32(hdc, pFirstChar, pLastChar - pFirstChar, &size);

        /* do not justify the last extent */
        if (*str != '\0' && breakCount > 0)
        {
            SetTextJustification(hdc, areaWidth - size.cx, breakCount);
            GetTextExtentPoint32(hdc, pFirstChar, pLastChar - pFirstChar, &size);
            justifiedWidth = size.cx;
        }
        else lastExtent = TRUE;

        x = clientArea->left;

        outputWidth = LOWORD(TabbedTextOut(
                             hdc, x, y, pFirstChar, pLastChar - pFirstChar,
                             0, NULL, 0));
        /* catch errors and report them */
        if (!lastExtent && ((outputWidth != areaWidth) || (justifiedWidth != areaWidth)))
        {
            memset(error[nErrors].extent, 0, 100);
            memcpy(error[nErrors].extent, pFirstChar, pLastChar - pFirstChar);
            error[nErrors].TabbedTextOutWidth = outputWidth;
            error[nErrors].GetTextExtentExPointWWidth = justifiedWidth;
            nErrors++;
        }

        y += size.cy;
        str = pLastChar;
    } while (*str && y < clientArea->bottom);

    for (e = 0; e < nErrors; e++)
    {
        ok(error[e].TabbedTextOutWidth == areaWidth,
            "The output text (\"%s\") width should be %d, not %d.\n",
            error[e].extent, areaWidth, error[e].TabbedTextOutWidth);
        /* The width returned by GetTextExtentPoint32() is exactly the same
           returned by GetTextExtentExPointW() - see dlls/gdi32/font.c */
        ok(error[e].GetTextExtentExPointWWidth == areaWidth,
            "GetTextExtentPointW() for \"%s\" should have returned a width of %d, not %d.\n",
            error[e].extent, areaWidth, error[e].GetTextExtentExPointWWidth);
    }
}

static void test_SetTextJustification(void)
{
    HDC hdc;
    RECT clientArea;
    LOGFONTA lf;
    HFONT hfont;
    HWND hwnd;
    static char testText[] =
            "Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do "
            "eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut "
            "enim ad minim veniam, quis nostrud exercitation ullamco laboris "
            "nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in "
            "reprehenderit in voluptate velit esse cillum dolore eu fugiat "
            "nulla pariatur. Excepteur sint occaecat cupidatat non proident, "
            "sunt in culpa qui officia deserunt mollit anim id est laborum.";

    hwnd = CreateWindowExA(0, "static", "", WS_POPUP, 0,0, 400,400, 0, 0, 0, NULL);
    GetClientRect( hwnd, &clientArea );
    hdc = GetDC( hwnd );

    memset(&lf, 0, sizeof lf);
    lf.lfCharSet = ANSI_CHARSET;
    lf.lfClipPrecision = CLIP_DEFAULT_PRECIS;
    lf.lfWeight = FW_DONTCARE;
    lf.lfHeight = 20;
    lf.lfQuality = DEFAULT_QUALITY;
    lstrcpyA(lf.lfFaceName, "Times New Roman");
    hfont = create_font("Times New Roman", &lf);
    SelectObject(hdc, hfont);

    testJustification(hdc, testText, &clientArea);

    DeleteObject(hfont);
    ReleaseDC(hwnd, hdc);
    DestroyWindow(hwnd);
}

static BOOL get_glyph_indices(INT charset, UINT code_page, WORD *idx, UINT count, BOOL unicode)
{
    HDC hdc;
    LOGFONTA lf;
    HFONT hfont, hfont_old;
    CHARSETINFO csi;
    FONTSIGNATURE fs;
    INT cs;
    DWORD i, ret;
    char name[64];

    assert(count <= 128);

    memset(&lf, 0, sizeof(lf));

    lf.lfCharSet = charset;
    lf.lfHeight = 10;
    lstrcpyA(lf.lfFaceName, "Arial");
    SetLastError(0xdeadbeef);
    hfont = CreateFontIndirectA(&lf);
    ok(hfont != 0, "CreateFontIndirectA error %u\n", GetLastError());

    hdc = GetDC(0);
    hfont_old = SelectObject(hdc, hfont);

    cs = GetTextCharsetInfo(hdc, &fs, 0);
    ok(cs == charset, "expected %d, got %d\n", charset, cs);

    SetLastError(0xdeadbeef);
    ret = GetTextFace(hdc, sizeof(name), name);
    ok(ret, "GetTextFace error %u\n", GetLastError());

    if (charset == SYMBOL_CHARSET)
    {
        ok(strcmp("Arial", name), "face name should NOT be Arial\n");
        ok(fs.fsCsb[0] & (1 << 31), "symbol encoding should be available\n");
    }
    else
    {
        ok(!strcmp("Arial", name), "face name should be Arial, not %s\n", name);
        ok(!(fs.fsCsb[0] & (1 << 31)), "symbol encoding should NOT be available\n");
    }

    if (!TranslateCharsetInfo((DWORD *)cs, &csi, TCI_SRCCHARSET))
    {
        trace("Can't find codepage for charset %d\n", cs);
        ReleaseDC(0, hdc);
        return FALSE;
    }
    ok(csi.ciACP == code_page, "expected %d, got %d\n", code_page, csi.ciACP);

    if (unicode)
    {
        char ansi_buf[128];
        WCHAR unicode_buf[128];

        for (i = 0; i < count; i++) ansi_buf[i] = (BYTE)(i + 128);

        MultiByteToWideChar(code_page, 0, ansi_buf, count, unicode_buf, count);

        SetLastError(0xdeadbeef);
        ret = pGetGlyphIndicesW(hdc, unicode_buf, count, idx, 0);
        ok(ret == count, "GetGlyphIndicesA error %u\n", GetLastError());
    }
    else
    {
        char ansi_buf[128];

        for (i = 0; i < count; i++) ansi_buf[i] = (BYTE)(i + 128);

        SetLastError(0xdeadbeef);
        ret = pGetGlyphIndicesA(hdc, ansi_buf, count, idx, 0);
        ok(ret == count, "GetGlyphIndicesA error %u\n", GetLastError());
    }

    SelectObject(hdc, hfont_old);
    DeleteObject(hfont);

    ReleaseDC(0, hdc);

    return TRUE;
}

static void test_font_charset(void)
{
    static struct charset_data
    {
        INT charset;
        UINT code_page;
        WORD font_idxA[128], font_idxW[128];
    } cd[] =
    {
        { ANSI_CHARSET, 1252 },
        { RUSSIAN_CHARSET, 1251 },
        { SYMBOL_CHARSET, CP_SYMBOL } /* keep it as the last one */
    };
    int i;

    if (!pGetGlyphIndicesA || !pGetGlyphIndicesW)
    {
        skip("Skipping the font charset test on a Win9x platform\n");
        return;
    }

    if (!is_font_installed("Arial"))
    {
        skip("Arial is not installed\n");
        return;
    }

    for (i = 0; i < sizeof(cd)/sizeof(cd[0]); i++)
    {
        if (cd[i].charset == SYMBOL_CHARSET)
        {
            if (!is_font_installed("Symbol") && !is_font_installed("Wingdings"))
            {
                skip("Symbol or Wingdings is not installed\n");
                break;
            }
        }
        get_glyph_indices(cd[i].charset, cd[i].code_page, cd[i].font_idxA, 128, FALSE);
        get_glyph_indices(cd[i].charset, cd[i].code_page, cd[i].font_idxW, 128, TRUE);
        ok(!memcmp(cd[i].font_idxA, cd[i].font_idxW, 128*sizeof(WORD)), "%d: indices don't match\n", i);
    }

    ok(memcmp(cd[0].font_idxW, cd[1].font_idxW, 128*sizeof(WORD)), "0 vs 1: indices shouldn't match\n");
    if (i > 2)
    {
        ok(memcmp(cd[0].font_idxW, cd[2].font_idxW, 128*sizeof(WORD)), "0 vs 2: indices shouldn't match\n");
        ok(memcmp(cd[1].font_idxW, cd[2].font_idxW, 128*sizeof(WORD)), "1 vs 2: indices shouldn't match\n");
    }
    else
        skip("Symbol or Wingdings is not installed\n");
}

static void test_GetFontUnicodeRanges(void)
{
    LOGFONTA lf;
    HDC hdc;
    HFONT hfont, hfont_old;
    DWORD size;
    GLYPHSET *gs;

    if (!pGetFontUnicodeRanges)
    {
        skip("GetFontUnicodeRanges not available before W2K\n");
        return;
    }

    memset(&lf, 0, sizeof(lf));
    lstrcpyA(lf.lfFaceName, "Arial");
    hfont = create_font("Arial", &lf);

    hdc = GetDC(0);
    hfont_old = SelectObject(hdc, hfont);

    size = pGetFontUnicodeRanges(NULL, NULL);
    ok(!size, "GetFontUnicodeRanges succeeded unexpectedly\n");

    size = pGetFontUnicodeRanges(hdc, NULL);
    ok(size, "GetFontUnicodeRanges failed unexpectedly\n");

    gs = HeapAlloc(GetProcessHeap(), 0, size);

    size = pGetFontUnicodeRanges(hdc, gs);
    ok(size, "GetFontUnicodeRanges failed\n");
#if 0
    for (i = 0; i < gs->cRanges; i++)
        trace("%03d wcLow %04x cGlyphs %u\n", i, gs->ranges[i].wcLow, gs->ranges[i].cGlyphs);
#endif
    trace("found %u ranges\n", gs->cRanges);

    HeapFree(GetProcessHeap(), 0, gs);

    SelectObject(hdc, hfont_old);
    DeleteObject(hfont);
    ReleaseDC(NULL, hdc);
}

#define MAX_ENUM_FONTS 256

struct enum_font_data
{
    int total;
    LOGFONT lf[MAX_ENUM_FONTS];
};

static INT CALLBACK arial_enum_proc(const LOGFONT *lf, const TEXTMETRIC *tm, DWORD type, LPARAM lParam)
{
    struct enum_font_data *efd = (struct enum_font_data *)lParam;

    if (type != TRUETYPE_FONTTYPE) return 1;
#if 0
    trace("enumed font \"%s\", charset %d, weight %d, italic %d\n",
          lf->lfFaceName, lf->lfCharSet, lf->lfWeight, lf->lfItalic);
#endif
    if (efd->total < MAX_ENUM_FONTS)
        efd->lf[efd->total++] = *lf;

    return 1;
}

static void get_charset_stats(struct enum_font_data *efd,
                              int *ansi_charset, int *symbol_charset,
                              int *russian_charset)
{
    int i;

    *ansi_charset = 0;
    *symbol_charset = 0;
    *russian_charset = 0;

    for (i = 0; i < efd->total; i++)
    {
        switch (efd->lf[i].lfCharSet)
        {
        case ANSI_CHARSET:
            (*ansi_charset)++;
            break;
        case SYMBOL_CHARSET:
            (*symbol_charset)++;
            break;
        case RUSSIAN_CHARSET:
            (*russian_charset)++;
            break;
        }
    }
}

static void test_EnumFontFamilies(const char *font_name, INT font_charset)
{
    struct enum_font_data efd;
    LOGFONT lf;
    HDC hdc;
    int i, ret, ansi_charset, symbol_charset, russian_charset;

    trace("Testing font %s, charset %d\n", *font_name ? font_name : "<empty>", font_charset);

    if (*font_name && !is_truetype_font_installed(font_name))
    {
        skip("%s is not installed\n", font_name);
        return;
    }

    hdc = GetDC(0);

    /* Observed behaviour: EnumFontFamilies enumerates aliases like "Arial Cyr"
     * while EnumFontFamiliesEx doesn't.
     */
    if (!*font_name && font_charset == DEFAULT_CHARSET) /* do it only once */
    {
        efd.total = 0;
        SetLastError(0xdeadbeef);
        ret = EnumFontFamilies(hdc, NULL, arial_enum_proc, (LPARAM)&efd);
        ok(ret, "EnumFontFamilies error %u\n", GetLastError());
        get_charset_stats(&efd, &ansi_charset, &symbol_charset, &russian_charset);
        trace("enumerated ansi %d, symbol %d, russian %d fonts for NULL\n",
              ansi_charset, symbol_charset, russian_charset);
        ok(efd.total > 0, "no fonts enumerated: NULL\n");
        ok(ansi_charset > 0, "NULL family should enumerate ANSI_CHARSET\n");
        ok(symbol_charset > 0, "NULL family should enumerate SYMBOL_CHARSET\n");
        ok(russian_charset > 0, "NULL family should enumerate RUSSIAN_CHARSET\n");

        efd.total = 0;
        SetLastError(0xdeadbeef);
        ret = EnumFontFamiliesEx(hdc, NULL, arial_enum_proc, (LPARAM)&efd, 0);
        ok(ret, "EnumFontFamiliesEx error %u\n", GetLastError());
        get_charset_stats(&efd, &ansi_charset, &symbol_charset, &russian_charset);
        trace("enumerated ansi %d, symbol %d, russian %d fonts for NULL\n",
              ansi_charset, symbol_charset, russian_charset);
        ok(efd.total > 0, "no fonts enumerated: NULL\n");
        ok(ansi_charset > 0, "NULL family should enumerate ANSI_CHARSET\n");
        ok(symbol_charset > 0, "NULL family should enumerate SYMBOL_CHARSET\n");
        ok(russian_charset > 0, "NULL family should enumerate RUSSIAN_CHARSET\n");
    }

    efd.total = 0;
    SetLastError(0xdeadbeef);
    ret = EnumFontFamilies(hdc, font_name, arial_enum_proc, (LPARAM)&efd);
    ok(ret, "EnumFontFamilies error %u\n", GetLastError());
    get_charset_stats(&efd, &ansi_charset, &symbol_charset, &russian_charset);
    trace("enumerated ansi %d, symbol %d, russian %d fonts for %s\n",
          ansi_charset, symbol_charset, russian_charset,
          *font_name ? font_name : "<empty>");
    if (*font_name)
        ok(efd.total > 0, "no fonts enumerated: %s\n", font_name);
    else
        ok(!efd.total, "no fonts should be enumerated for empty font_name\n");
    for (i = 0; i < efd.total; i++)
    {
/* FIXME: remove completely once Wine is fixed */
if (efd.lf[i].lfCharSet != font_charset)
{
todo_wine
    ok(efd.lf[i].lfCharSet == font_charset, "%d: got charset %d\n", i, efd.lf[i].lfCharSet);
}
else
        ok(efd.lf[i].lfCharSet == font_charset, "%d: got charset %d\n", i, efd.lf[i].lfCharSet);
        ok(!lstrcmp(efd.lf[i].lfFaceName, font_name), "expected %s, got %s\n",
           font_name, efd.lf[i].lfFaceName);
    }

    memset(&lf, 0, sizeof(lf));
    lf.lfCharSet = ANSI_CHARSET;
    lstrcpy(lf.lfFaceName, font_name);
    efd.total = 0;
    SetLastError(0xdeadbeef);
    ret = EnumFontFamiliesEx(hdc, &lf, arial_enum_proc, (LPARAM)&efd, 0);
    ok(ret, "EnumFontFamiliesEx error %u\n", GetLastError());
    get_charset_stats(&efd, &ansi_charset, &symbol_charset, &russian_charset);
    trace("enumerated ansi %d, symbol %d, russian %d fonts for %s ANSI_CHARSET\n",
          ansi_charset, symbol_charset, russian_charset,
          *font_name ? font_name : "<empty>");
    if (font_charset == SYMBOL_CHARSET)
    {
        if (*font_name)
            ok(efd.total == 0, "no fonts should be enumerated: %s ANSI_CHARSET\n", font_name);
        else
            ok(efd.total > 0, "no fonts enumerated: %s\n", font_name);
    }
    else
    {
        ok(efd.total > 0, "no fonts enumerated: %s ANSI_CHARSET\n", font_name);
        for (i = 0; i < efd.total; i++)
        {
            ok(efd.lf[i].lfCharSet == ANSI_CHARSET, "%d: got charset %d\n", i, efd.lf[i].lfCharSet);
            if (*font_name)
                ok(!lstrcmp(efd.lf[i].lfFaceName, font_name), "expected %s, got %s\n",
                   font_name, efd.lf[i].lfFaceName);
        }
    }

    /* DEFAULT_CHARSET should enumerate all available charsets */
    memset(&lf, 0, sizeof(lf));
    lf.lfCharSet = DEFAULT_CHARSET;
    lstrcpy(lf.lfFaceName, font_name);
    efd.total = 0;
    SetLastError(0xdeadbeef);
    EnumFontFamiliesEx(hdc, &lf, arial_enum_proc, (LPARAM)&efd, 0);
    ok(ret, "EnumFontFamiliesEx error %u\n", GetLastError());
    get_charset_stats(&efd, &ansi_charset, &symbol_charset, &russian_charset);
    trace("enumerated ansi %d, symbol %d, russian %d fonts for %s DEFAULT_CHARSET\n",
          ansi_charset, symbol_charset, russian_charset,
          *font_name ? font_name : "<empty>");
    ok(efd.total > 0, "no fonts enumerated: %s DEFAULT_CHARSET\n", font_name);
    for (i = 0; i < efd.total; i++)
    {
        if (*font_name)
            ok(!lstrcmp(efd.lf[i].lfFaceName, font_name), "expected %s, got %s\n",
               font_name, efd.lf[i].lfFaceName);
    }
    if (*font_name)
    {
        switch (font_charset)
        {
        case ANSI_CHARSET:
            ok(ansi_charset > 0,
               "ANSI_CHARSET should enumerate ANSI_CHARSET for %s\n", font_name);
            ok(!symbol_charset,
               "ANSI_CHARSET should NOT enumerate SYMBOL_CHARSET for %s\n", font_name);
            ok(russian_charset > 0,
               "ANSI_CHARSET should enumerate RUSSIAN_CHARSET for %s\n", font_name);
            break;
        case SYMBOL_CHARSET:
            ok(!ansi_charset,
               "SYMBOL_CHARSET should NOT enumerate ANSI_CHARSET for %s\n", font_name);
            ok(symbol_charset,
               "SYMBOL_CHARSET should enumerate SYMBOL_CHARSET for %s\n", font_name);
            ok(!russian_charset,
               "SYMBOL_CHARSET should NOT enumerate RUSSIAN_CHARSET for %s\n", font_name);
            break;
        case DEFAULT_CHARSET:
            ok(ansi_charset > 0,
               "DEFAULT_CHARSET should enumerate ANSI_CHARSET for %s\n", font_name);
            ok(symbol_charset > 0,
               "DEFAULT_CHARSET should enumerate SYMBOL_CHARSET for %s\n", font_name);
            ok(russian_charset > 0,
               "DEFAULT_CHARSET should enumerate RUSSIAN_CHARSET for %s\n", font_name);
            break;
        }
    }
    else
    {
        ok(ansi_charset > 0,
           "DEFAULT_CHARSET should enumerate ANSI_CHARSET for %s\n", *font_name ? font_name : "<empty>");
        ok(symbol_charset > 0,
           "DEFAULT_CHARSET should enumerate SYMBOL_CHARSET for %s\n", *font_name ? font_name : "<empty>");
        ok(russian_charset > 0,
           "DEFAULT_CHARSET should enumerate RUSSIAN_CHARSET for %s\n", *font_name ? font_name : "<empty>");
    }

    memset(&lf, 0, sizeof(lf));
    lf.lfCharSet = SYMBOL_CHARSET;
    lstrcpy(lf.lfFaceName, font_name);
    efd.total = 0;
    SetLastError(0xdeadbeef);
    EnumFontFamiliesEx(hdc, &lf, arial_enum_proc, (LPARAM)&efd, 0);
    ok(ret, "EnumFontFamiliesEx error %u\n", GetLastError());
    get_charset_stats(&efd, &ansi_charset, &symbol_charset, &russian_charset);
    trace("enumerated ansi %d, symbol %d, russian %d fonts for %s SYMBOL_CHARSET\n",
          ansi_charset, symbol_charset, russian_charset,
          *font_name ? font_name : "<empty>");
    if (*font_name && font_charset == ANSI_CHARSET)
        ok(efd.total == 0, "no fonts should be enumerated: %s SYMBOL_CHARSET\n", font_name);
    else
    {
        ok(efd.total > 0, "no fonts enumerated: %s SYMBOL_CHARSET\n", font_name);
        for (i = 0; i < efd.total; i++)
        {
            ok(efd.lf[i].lfCharSet == SYMBOL_CHARSET, "%d: got charset %d\n", i, efd.lf[i].lfCharSet);
            if (*font_name)
                ok(!lstrcmp(efd.lf[i].lfFaceName, font_name), "expected %s, got %s\n",
                   font_name, efd.lf[i].lfFaceName);
        }

        ok(!ansi_charset,
           "SYMBOL_CHARSET should NOT enumerate ANSI_CHARSET for %s\n", *font_name ? font_name : "<empty>");
        ok(symbol_charset > 0,
           "SYMBOL_CHARSET should enumerate SYMBOL_CHARSET for %s\n", *font_name ? font_name : "<empty>");
        ok(!russian_charset,
           "SYMBOL_CHARSET should NOT enumerate RUSSIAN_CHARSET for %s\n", *font_name ? font_name : "<empty>");
    }

    ReleaseDC(0, hdc);
}

/* PANOSE is 10 bytes in size, need to pack the structure properly */
#include "pshpack2.h"
typedef struct
{
    USHORT version;
    SHORT xAvgCharWidth;
    USHORT usWeightClass;
    USHORT usWidthClass;
    SHORT fsType;
    SHORT ySubscriptXSize;
    SHORT ySubscriptYSize;
    SHORT ySubscriptXOffset;
    SHORT ySubscriptYOffset;
    SHORT ySuperscriptXSize;
    SHORT ySuperscriptYSize;
    SHORT ySuperscriptXOffset;
    SHORT ySuperscriptYOffset;
    SHORT yStrikeoutSize;
    SHORT yStrikeoutPosition;
    SHORT sFamilyClass;
    PANOSE panose;
    ULONG ulUnicodeRange1;
    ULONG ulUnicodeRange2;
    ULONG ulUnicodeRange3;
    ULONG ulUnicodeRange4;
    CHAR achVendID[4];
    USHORT fsSelection;
    USHORT usFirstCharIndex;
    USHORT usLastCharIndex;
    /* According to the Apple spec, original version didn't have the below fields,
     * version numbers were taked from the OpenType spec.
     */
    /* version 0 (TrueType 1.5) */
    USHORT sTypoAscender;
    USHORT sTypoDescender;
    USHORT sTypoLineGap;
    USHORT usWinAscent;
    USHORT usWinDescent;
    /* version 1 (TrueType 1.66) */
    ULONG ulCodePageRange1;
    ULONG ulCodePageRange2;
    /* version 2 (OpenType 1.2) */
    SHORT sxHeight;
    SHORT sCapHeight;
    USHORT usDefaultChar;
    USHORT usBreakChar;
    USHORT usMaxContext;
} TT_OS2_V2;
#include "poppack.h"

#ifdef WORDS_BIGENDIAN
#define GET_BE_WORD(x) (x)
#else
#define GET_BE_WORD(x) MAKEWORD(HIBYTE(x), LOBYTE(x))
#endif

#define MS_MAKE_TAG(ch0, ch1, ch2, ch3) \
                    ((DWORD)(BYTE)(ch0) | ((DWORD)(BYTE)(ch1) << 8) | \
                    ((DWORD)(BYTE)(ch2) << 16) | ((DWORD)(BYTE)(ch3) << 24))
#define MS_OS2_TAG MS_MAKE_TAG('O','S','/','2')

static void test_text_metrics(const LOGFONTA *lf)
{
    HDC hdc;
    HFONT hfont, hfont_old;
    TEXTMETRICA tmA;
    TEXTMETRICW tmW;
    UINT first_unicode_char, last_unicode_char, default_char, break_char;
    INT test_char;
    TT_OS2_V2 tt_os2;
    USHORT version;
    LONG size, ret;
    const char *font_name = lf->lfFaceName;

    trace("Testing font metrics for %s, charset %d\n", font_name, lf->lfCharSet);

    hdc = GetDC(0);

    SetLastError(0xdeadbeef);
    hfont = CreateFontIndirectA(lf);
    ok(hfont != 0, "CreateFontIndirect error %u\n", GetLastError());

    hfont_old = SelectObject(hdc, hfont);

    if(lf->lfWidth > 0) {
        HFONT hfont2, hfont_prev;
        GLYPHMETRICS gm1, gm2;
        LOGFONTA lf2 = *lf;
        MAT2 mat2 = { {0,1}, {0,0}, {0,0}, {0,1} };

        /* negative widths are handled just as positive ones */
        lf2.lfWidth *= -1;

        SetLastError(0xdeadbeef);
        hfont2 = CreateFontIndirectA(&lf2);
        ok(hfont2 != 0, "CreateFontIndirect error %u\n", GetLastError());
        hfont_prev = SelectObject(hdc, hfont2);

        /* filling with 0xaa causes false pass under WINEDEBUG=warn+heap */
        memset(&gm1, 0xab, sizeof(gm1));
        SetLastError(0xdeadbeef);
        ret = GetGlyphOutlineA(hdc, 'x', GGO_METRICS, &gm1, 0, NULL, &mat2);
        ok(ret != GDI_ERROR, "GetGlyphOutline error 0x%x\n", GetLastError());

        SelectObject(hdc, hfont_prev);
        DeleteObject(hfont2);

        memset(&gm2, 0xbb, sizeof(gm2));
        SetLastError(0xdeadbeef);
        ret = GetGlyphOutlineA(hdc, 'x', GGO_METRICS, &gm2, 0, NULL, &mat2);
        ok(ret != GDI_ERROR, "GetGlyphOutline error 0x%x\n", GetLastError());

        ok(gm1.gmBlackBoxX == gm2.gmBlackBoxX &&
           gm1.gmBlackBoxY == gm2.gmBlackBoxY &&
           gm1.gmptGlyphOrigin.x == gm2.gmptGlyphOrigin.x &&
           gm1.gmptGlyphOrigin.y == gm2.gmptGlyphOrigin.y &&
           gm1.gmCellIncX == gm2.gmCellIncX &&
           gm1.gmCellIncY == gm2.gmCellIncY,
           "gm1=%d,%d,%d,%d,%d,%d gm2=%d,%d,%d,%d,%d,%d\n",
           gm1.gmBlackBoxX, gm1.gmBlackBoxY, gm1.gmptGlyphOrigin.x,
           gm1.gmptGlyphOrigin.y, gm1.gmCellIncX, gm1.gmCellIncY,
           gm2.gmBlackBoxX, gm2.gmBlackBoxY, gm2.gmptGlyphOrigin.x,
           gm2.gmptGlyphOrigin.y, gm2.gmCellIncX, gm2.gmCellIncY);
    }

    size = GetFontData(hdc, MS_OS2_TAG, 0, NULL, 0);
    if (size == GDI_ERROR)
    {
        trace("OS/2 chunk was not found\n");
        goto end_of_test;
    }
    if (size > sizeof(tt_os2))
    {
        trace("got too large OS/2 chunk of size %u\n", size);
        size = sizeof(tt_os2);
    }

    memset(&tt_os2, 0, sizeof(tt_os2));
    ret = GetFontData(hdc, MS_OS2_TAG, 0, &tt_os2, size);
    ok(ret == size, "GetFontData should return %u not %u\n", size, ret);

    version = GET_BE_WORD(tt_os2.version);
    trace("OS/2 chunk version %u, vendor %4.4s\n", version, (LPCSTR)&tt_os2.achVendID);

    first_unicode_char = GET_BE_WORD(tt_os2.usFirstCharIndex);
    last_unicode_char = GET_BE_WORD(tt_os2.usLastCharIndex);
    default_char = GET_BE_WORD(tt_os2.usDefaultChar);
    break_char = GET_BE_WORD(tt_os2.usBreakChar);

    trace("for %s first %x, last %x, default %x, break %x\n", font_name,
           first_unicode_char, last_unicode_char, default_char, break_char);

    SetLastError(0xdeadbeef);
    ret = GetTextMetricsA(hdc, &tmA);
    ok(ret, "GetTextMetricsA error %u\n", GetLastError());
    trace("A: first %x, last %x, default %x, break %x\n",
          tmA.tmFirstChar, tmA.tmLastChar, tmA.tmDefaultChar, tmA.tmBreakChar);

#if 0 /* FIXME: This doesn't appear to be what Windows does */
    test_char = min(first_unicode_char - 1, 255);
    ok(tmA.tmFirstChar == test_char, "A: tmFirstChar for %s %02x != %02x\n",
       font_name, tmA.tmFirstChar, test_char);
#endif
    if (lf->lfCharSet == SYMBOL_CHARSET)
    {
        test_char = min(last_unicode_char - 0xf000, 255);
        ok(tmA.tmLastChar == test_char, "A: tmLastChar for %s %02x != %02x\n",
           font_name, tmA.tmLastChar, test_char);
    }
    else
    {
        test_char = min(last_unicode_char, 255);
        ok(tmA.tmLastChar == test_char, "A: tmLastChar for %s %02x != %02x\n",
           font_name, tmA.tmLastChar, test_char);
    }

    SetLastError(0xdeadbeef);
    ret = GetTextMetricsW(hdc, &tmW);
    ok(ret || GetLastError() == ERROR_CALL_NOT_IMPLEMENTED,
       "GetTextMetricsW error %u\n", GetLastError());
    if (ret)
    {
        trace("W: first %x, last %x, default %x, break %x\n",
              tmW.tmFirstChar, tmW.tmLastChar, tmW.tmDefaultChar,
              tmW.tmBreakChar);

        if (lf->lfCharSet == SYMBOL_CHARSET)
        {
            /* It appears that for fonts with SYMBOL_CHARSET Windows always
             * sets symbol range to 0 - f0ff
             */
            ok(tmW.tmFirstChar == 0, "W: tmFirstChar for %s %02x != 0\n",
               font_name, tmW.tmFirstChar);
            /* FIXME: Windows returns f0ff here, while Wine f0xx */
            ok(tmW.tmLastChar >= 0xf000, "W: tmLastChar for %s %02x < 0xf000\n",
               font_name, tmW.tmLastChar);

            ok(tmW.tmDefaultChar == 0x1f, "W: tmDefaultChar for %s %02x != 0x1f\n",
               font_name, tmW.tmDefaultChar);
            ok(tmW.tmBreakChar == 0x20, "W: tmBreakChar for %s %02x != 0x20\n",
               font_name, tmW.tmBreakChar);
        }
        else
        {
            ok(tmW.tmFirstChar == first_unicode_char, "W: tmFirstChar for %s %02x != %02x\n",
               font_name, tmW.tmFirstChar, first_unicode_char);
            ok(tmW.tmLastChar == last_unicode_char, "W: tmLastChar for %s %02x != %02x\n",
               font_name, tmW.tmLastChar, last_unicode_char);
        }
        ret = GetDeviceCaps(hdc, LOGPIXELSX);
        ok(tmW.tmDigitizedAspectX == ret, "W: tmDigitizedAspectX %u != %u\n",
           tmW.tmDigitizedAspectX, ret);
        ret = GetDeviceCaps(hdc, LOGPIXELSY);
        ok(tmW.tmDigitizedAspectX == ret, "W: tmDigitizedAspectY %u != %u\n",
           tmW.tmDigitizedAspectX, ret);
    }

end_of_test:
    SelectObject(hdc, hfont_old);
    DeleteObject(hfont);

    ReleaseDC(0, hdc);
}

static INT CALLBACK enum_truetype_font_proc(const LOGFONT *lf, const TEXTMETRIC *ntm, DWORD type, LPARAM lParam)
{
    INT *enumed = (INT *)lParam;

    if (type == TRUETYPE_FONTTYPE)
    {
        (*enumed)++;
        test_text_metrics(lf);
    }
    return 1;
}

static void test_GetTextMetrics(void)
{
    LOGFONTA lf;
    HDC hdc;
    INT enumed;

    hdc = GetDC(0);

    memset(&lf, 0, sizeof(lf));
    lf.lfCharSet = DEFAULT_CHARSET;
    enumed = 0;
    EnumFontFamiliesExA(hdc, &lf, enum_truetype_font_proc, (LPARAM)&enumed, 0);
    trace("Tested metrics of %d truetype fonts\n", enumed);

    ReleaseDC(0, hdc);
}

static void test_nonexistent_font(void)
{
    LOGFONTA lf;
    HDC hdc;
    HFONT hfont;
    char buf[LF_FACESIZE];

    if (!is_truetype_font_installed("Arial Black"))
    {
        skip("Arial not installed\n");
        return;
    }

    hdc = GetDC(0);

    memset(&lf, 0, sizeof(lf));
    lf.lfHeight = 100;
    lf.lfWeight = FW_REGULAR;
    lf.lfCharSet = ANSI_CHARSET;
    lf.lfPitchAndFamily = FF_SWISS;
    strcpy(lf.lfFaceName, "Nonexistent font");

    hfont = CreateFontIndirectA(&lf);
    hfont = SelectObject(hdc, hfont);
    GetTextFaceA(hdc, sizeof(buf), buf);
    ok(!lstrcmpiA(buf, "Arial"), "Got %s\n", buf);
    DeleteObject(SelectObject(hdc, hfont));
    ReleaseDC(0, hdc);
}

static void test_GdiRealizationInfo(void)
{
    HDC hdc;
    DWORD info[4];
    BOOL r;
    HFONT hfont, hfont_old;
    LOGFONTA lf;

    if(!pGdiRealizationInfo)
    {
        skip("GdiRealizationInfo not available\n");
        return;
    }

    hdc = GetDC(0);

    memset(info, 0xcc, sizeof(info));
    r = pGdiRealizationInfo(hdc, info);
    ok(r != 0, "ret 0\n");
    ok(info[0] == 1, "info[0] = %x for the system font\n", info[0]);
    ok(info[3] == 0xcccccccc, "structure longer than 3 dwords\n");

    if (!is_truetype_font_installed("Arial"))
    {
        skip("skipping GdiRealizationInfo with truetype font\n");
        goto end;
    }

    memset(&lf, 0, sizeof(lf));
    strcpy(lf.lfFaceName, "Arial");
    lf.lfHeight = 20;
    lf.lfWeight = FW_NORMAL;
    hfont = CreateFontIndirectA(&lf);
    hfont_old = SelectObject(hdc, hfont);

    memset(info, 0xcc, sizeof(info));
    r = pGdiRealizationInfo(hdc, info);
    ok(r != 0, "ret 0\n");
    ok(info[0] == 3, "info[0] = %x for arial\n", info[0]);
    ok(info[3] == 0xcccccccc, "structure longer than 3 dwords\n");

    DeleteObject(SelectObject(hdc, hfont_old));

 end:
    ReleaseDC(0, hdc);
}

START_TEST(font)
{
    init();

    test_logfont();
    test_bitmap_font();
    test_bitmap_font_metrics();
    test_GdiGetCharDimensions();
    test_GetCharABCWidths();
    test_text_extents();
    test_GetGlyphIndices();
    test_GetKerningPairs();
    test_GetOutlineTextMetrics();
    test_SetTextJustification();
    test_font_charset();
    test_GetFontUnicodeRanges();
    test_nonexistent_font();

    /* On Windows Arial has a lot of default charset aliases such as Arial Cyr,
     * I'd like to avoid them in this test.
     */
    test_EnumFontFamilies("Arial Black", ANSI_CHARSET);
    test_EnumFontFamilies("Symbol", SYMBOL_CHARSET);
    if (is_truetype_font_installed("Arial Black") &&
        (is_truetype_font_installed("Symbol") || is_truetype_font_installed("Wingdings")))
    {
        test_EnumFontFamilies("", ANSI_CHARSET);
        test_EnumFontFamilies("", SYMBOL_CHARSET);
        test_EnumFontFamilies("", DEFAULT_CHARSET);
    }
    else
        skip("Arial Black or Symbol/Wingdings is not installed\n");
    test_GetTextMetrics();
    test_GdiRealizationInfo();
}

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