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gdiplus: Add a bunch of tests for internal font metrics.
This commit is contained in:
Dmitry Timoshkov
Alexandre Julliard
parent
83e88af325
commit
a90fcbff00
@ -2,6 +2,7 @@
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* Unit test suite for fonts
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*
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* Copyright (C) 2007 Google (Evan Stade)
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* Copyright (C) 2012 Dmitry Timoshkov
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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@ -90,12 +91,17 @@ static void test_logfont(void)
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{
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LOGFONTA lfa, lfa2;
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GpFont *font;
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GpFontFamily *family;
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GpStatus stat;
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GpGraphics *graphics;
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HDC hdc = GetDC(0);
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INT style;
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REAL rval;
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UINT16 em_height, line_spacing;
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Unit unit;
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GdipCreateFromHDC(hdc, &graphics);
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memset(&lfa, 0, sizeof(LOGFONTA));
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memset(&lfa2, 0xff, sizeof(LOGFONTA));
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@ -162,6 +168,60 @@ static void test_logfont(void)
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ok (style == (FontStyleItalic | FontStyleUnderline | FontStyleStrikeout),
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"Expected , got %d\n", style);
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stat = GdipGetFontUnit(font, &unit);
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expect(Ok, stat);
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expect(UnitWorld, unit);
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stat = GdipGetFontHeight(font, graphics, &rval);
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expect(Ok, stat);
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expectf(25.347656, rval);
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stat = GdipGetFontSize(font, &rval);
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expect(Ok, stat);
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expectf(21.0, rval);
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stat = GdipGetFamily(font, &family);
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expect(Ok, stat);
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stat = GdipGetEmHeight(family, FontStyleRegular, &em_height);
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expect(Ok, stat);
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expect(2048, em_height);
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stat = GdipGetLineSpacing(family, FontStyleRegular, &line_spacing);
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expect(Ok, stat);
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expect(2472, line_spacing);
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GdipDeleteFontFamily(family);
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GdipDeleteFont(font);
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memset(&lfa, 0, sizeof(lfa));
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lfa.lfHeight = -25;
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lstrcpyA(lfa.lfFaceName, "Tahoma");
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stat = GdipCreateFontFromLogfontA(hdc, &lfa, &font);
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expect(Ok, stat);
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memset(&lfa2, 0xff, sizeof(lfa2));
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stat = GdipGetLogFontA(font, graphics, &lfa2);
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expect(Ok, stat);
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expect(lfa.lfHeight, lfa2.lfHeight);
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stat = GdipGetFontUnit(font, &unit);
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expect(Ok, stat);
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expect(UnitWorld, unit);
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stat = GdipGetFontHeight(font, graphics, &rval);
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expect(Ok, stat);
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expectf(30.175781, rval);
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stat = GdipGetFontSize(font, &rval);
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expect(Ok, stat);
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expectf(25.0, rval);
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stat = GdipGetFamily(font, &family);
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expect(Ok, stat);
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stat = GdipGetEmHeight(family, FontStyleRegular, &em_height);
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expect(Ok, stat);
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expect(2048, em_height);
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stat = GdipGetLineSpacing(family, FontStyleRegular, &line_spacing);
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expect(Ok, stat);
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expect(2472, line_spacing);
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GdipDeleteFontFamily(family);
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GdipDeleteFont(font);
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GdipDeleteGraphics(graphics);
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@ -343,6 +403,7 @@ static void test_heightgivendpi(void)
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GpFont* font = NULL;
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GpFontFamily* fontfamily = NULL;
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REAL height;
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Unit unit;
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stat = GdipCreateFontFamilyFromName(Tahoma, NULL, &fontfamily);
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expect(Ok, stat);
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@ -364,6 +425,11 @@ static void test_heightgivendpi(void)
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height = 12345;
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stat = GdipCreateFont(fontfamily, 30, FontStyleRegular, UnitWorld, &font);
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expect(Ok, stat);
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stat = GdipGetFontUnit(font, &unit);
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expect(Ok, stat);
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expect(UnitWorld, unit);
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stat = GdipGetFontHeightGivenDPI(font, 96, &height);
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expect(Ok, stat);
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expectf(36.210938, height);
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@ -380,6 +446,11 @@ static void test_heightgivendpi(void)
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height = 12345;
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stat = GdipCreateFont(fontfamily, 30, FontStyleRegular, UnitInch, &font);
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expect(Ok, stat);
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stat = GdipGetFontUnit(font, &unit);
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expect(Ok, stat);
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expect(UnitInch, unit);
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stat = GdipGetFontHeightGivenDPI(font, 96, &height);
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expect(Ok, stat);
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expectf(3476.250000, height);
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@ -388,6 +459,11 @@ static void test_heightgivendpi(void)
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height = 12345;
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stat = GdipCreateFont(fontfamily, 30, FontStyleRegular, UnitDocument, &font);
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expect(Ok, stat);
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stat = GdipGetFontUnit(font, &unit);
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expect(Ok, stat);
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expect(UnitDocument, unit);
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stat = GdipGetFontHeightGivenDPI(font, 96, &height);
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expect(Ok, stat);
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expectf(11.587500, height);
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@ -396,6 +472,11 @@ static void test_heightgivendpi(void)
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height = 12345;
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stat = GdipCreateFont(fontfamily, 30, FontStyleRegular, UnitMillimeter, &font);
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expect(Ok, stat);
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stat = GdipGetFontUnit(font, &unit);
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expect(Ok, stat);
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expect(UnitMillimeter, unit);
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stat = GdipGetFontHeightGivenDPI(font, 96, &height);
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expect(Ok, stat);
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expectf(136.860245, height);
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@ -404,6 +485,243 @@ static void test_heightgivendpi(void)
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GdipDeleteFontFamily(fontfamily);
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}
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static int CALLBACK font_enum_proc(const LOGFONTW *lfe, const TEXTMETRICW *ntme,
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DWORD type, LPARAM lparam)
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{
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NEWTEXTMETRICW *ntm = (NEWTEXTMETRICW *)lparam;
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if (type != TRUETYPE_FONTTYPE) return 1;
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*ntm = *(NEWTEXTMETRICW *)ntme;
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return 0;
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}
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struct font_metrics
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{
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UINT16 em_height, line_spacing, ascent, descent;
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REAL font_height, font_size;
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INT lfHeight;
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};
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static void gdi_get_font_metrics(LOGFONTW *lf, struct font_metrics *fm)
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{
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HDC hdc;
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HFONT hfont;
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NEWTEXTMETRICW ntm;
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OUTLINETEXTMETRICW otm;
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int ret;
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hdc = CreateCompatibleDC(0);
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/* it's the only way to get extended NEWTEXTMETRIC fields */
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ret = EnumFontFamiliesExW(hdc, lf, font_enum_proc, (LPARAM)&ntm, 0);
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ok(!ret, "EnumFontFamiliesExW failed to find %s\n", wine_dbgstr_w(lf->lfFaceName));
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hfont = CreateFontIndirectW(lf);
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SelectObject(hdc, hfont);
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otm.otmSize = sizeof(otm);
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ret = GetOutlineTextMetricsW(hdc, otm.otmSize, &otm);
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ok(ret, "GetOutlineTextMetrics failed\n");
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DeleteDC(hdc);
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DeleteObject(hfont);
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fm->lfHeight = -otm.otmTextMetrics.tmAscent;
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fm->line_spacing = ntm.ntmCellHeight;
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fm->font_size = (REAL)otm.otmTextMetrics.tmAscent;
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fm->font_height = (REAL)fm->line_spacing * fm->font_size / (REAL)ntm.ntmSizeEM;
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fm->em_height = ntm.ntmSizeEM;
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fm->ascent = ntm.ntmSizeEM;
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fm->descent = ntm.ntmCellHeight - ntm.ntmSizeEM;
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}
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static void gdip_get_font_metrics(GpFont *font, struct font_metrics *fm)
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{
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INT style;
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GpFontFamily *family;
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GpStatus stat;
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stat = GdipGetFontStyle(font, &style);
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expect(Ok, stat);
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stat = GdipGetFontHeight(font, NULL, &fm->font_height);
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expect(Ok, stat);
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stat = GdipGetFontSize(font, &fm->font_size);
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expect(Ok, stat);
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fm->lfHeight = (INT)(fm->font_size * -1.0);
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stat = GdipGetFamily(font, &family);
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expect(Ok, stat);
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stat = GdipGetEmHeight(family, style, &fm->em_height);
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expect(Ok, stat);
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stat = GdipGetLineSpacing(family, style, &fm->line_spacing);
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expect(Ok, stat);
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stat = GdipGetCellAscent(family, style, &fm->ascent);
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expect(Ok, stat);
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stat = GdipGetCellDescent(family, style, &fm->descent);
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expect(Ok, stat);
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GdipDeleteFontFamily(family);
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}
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static void cmp_font_metrics(struct font_metrics *fm1, struct font_metrics *fm2, int line)
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{
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ok_(__FILE__, line)(fm1->lfHeight == fm2->lfHeight, "lfHeight %d != %d\n", fm1->lfHeight, fm2->lfHeight);
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ok_(__FILE__, line)(fm1->em_height == fm2->em_height, "em_height %u != %u\n", fm1->em_height, fm2->em_height);
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ok_(__FILE__, line)(fm1->line_spacing == fm2->line_spacing, "line_spacing %u != %u\n", fm1->line_spacing, fm2->line_spacing);
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ok_(__FILE__, line)(abs(fm1->ascent - fm2->ascent) <= 1, "ascent %u != %u\n", fm1->ascent, fm2->ascent);
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ok_(__FILE__, line)(abs(fm1->descent - fm2->descent) <= 1, "descent %u != %u\n", fm1->descent, fm2->descent);
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ok(fm1->font_height > 0.0, "fm1->font_height should be positive, got %f\n", fm1->font_height);
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ok(fm2->font_height > 0.0, "fm2->font_height should be positive, got %f\n", fm2->font_height);
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ok_(__FILE__, line)(fm1->font_height == fm2->font_height, "font_height %f != %f\n", fm1->font_height, fm2->font_height);
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ok(fm1->font_size > 0.0, "fm1->font_size should be positive, got %f\n", fm1->font_size);
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ok(fm2->font_size > 0.0, "fm2->font_size should be positive, got %f\n", fm2->font_size);
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ok_(__FILE__, line)(fm1->font_size == fm2->font_size, "font_size %f != %f\n", fm1->font_size, fm2->font_size);
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}
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static void test_font_metrics(void)
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{
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LOGFONTW lf;
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GpFont *font;
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GpFontFamily *family;
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GpGraphics *graphics;
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GpStatus stat;
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Unit unit;
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struct font_metrics fm_gdi, fm_gdip;
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HDC hdc;
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hdc = CreateCompatibleDC(0);
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stat = GdipCreateFromHDC(hdc, &graphics);
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expect(Ok, stat);
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memset(&lf, 0, sizeof(lf));
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/* Tahoma,-13 */
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lstrcpyW(lf.lfFaceName, Tahoma);
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lf.lfHeight = -13;
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stat = GdipCreateFontFromLogfontW(hdc, &lf, &font);
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expect(Ok, stat);
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stat = GdipGetFontUnit(font, &unit);
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expect(Ok, stat);
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expect(UnitWorld, unit);
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gdip_get_font_metrics(font, &fm_gdip);
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trace("gdiplus:\n");
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trace("%s,%d: EmHeight %u, LineSpacing %u, CellAscent %u, CellDescent %u, FontHeight %f, FontSize %f\n",
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wine_dbgstr_w(lf.lfFaceName), lf.lfHeight,
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fm_gdip.em_height, fm_gdip.line_spacing, fm_gdip.ascent, fm_gdip.descent,
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fm_gdip.font_height, fm_gdip.font_size);
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gdi_get_font_metrics(&lf, &fm_gdi);
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trace("gdi:\n");
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trace("%s,%d: EmHeight %u, LineSpacing %u, CellAscent %u, CellDescent %u, FontHeight %f, FontSize %f\n",
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wine_dbgstr_w(lf.lfFaceName), lf.lfHeight,
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fm_gdi.em_height, fm_gdi.line_spacing, fm_gdi.ascent, fm_gdi.descent,
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fm_gdi.font_height, fm_gdi.font_size);
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cmp_font_metrics(&fm_gdip, &fm_gdi, __LINE__);
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stat = GdipGetLogFontW(font, graphics, &lf);
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expect(Ok, stat);
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ok(lf.lfHeight < 0, "lf.lfHeight should be negative, got %d\n", lf.lfHeight);
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gdi_get_font_metrics(&lf, &fm_gdi);
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trace("gdi:\n");
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trace("%s,%d: EmHeight %u, LineSpacing %u, CellAscent %u, CellDescent %u, FontHeight %f, FontSize %f\n",
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wine_dbgstr_w(lf.lfFaceName), lf.lfHeight,
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fm_gdi.em_height, fm_gdi.line_spacing, fm_gdi.ascent, fm_gdi.descent,
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fm_gdi.font_height, fm_gdi.font_size);
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ok((REAL)lf.lfHeight * -1.0 == fm_gdi.font_size, "expected %f, got %f\n", (REAL)lf.lfHeight * -1.0, fm_gdi.font_size);
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cmp_font_metrics(&fm_gdip, &fm_gdi, __LINE__);
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GdipDeleteFont(font);
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/* Tahoma,13 */
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lstrcpyW(lf.lfFaceName, Tahoma);
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lf.lfHeight = 13;
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stat = GdipCreateFontFromLogfontW(hdc, &lf, &font);
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expect(Ok, stat);
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stat = GdipGetFontUnit(font, &unit);
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expect(Ok, stat);
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expect(UnitWorld, unit);
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gdip_get_font_metrics(font, &fm_gdip);
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trace("gdiplus:\n");
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trace("%s,%d: EmHeight %u, LineSpacing %u, CellAscent %u, CellDescent %u, FontHeight %f, FontSize %f\n",
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wine_dbgstr_w(lf.lfFaceName), lf.lfHeight,
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fm_gdip.em_height, fm_gdip.line_spacing, fm_gdip.ascent, fm_gdip.descent,
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fm_gdip.font_height, fm_gdip.font_size);
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gdi_get_font_metrics(&lf, &fm_gdi);
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trace("gdi:\n");
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trace("%s,%d: EmHeight %u, LineSpacing %u, CellAscent %u, CellDescent %u, FontHeight %f, FontSize %f\n",
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wine_dbgstr_w(lf.lfFaceName), lf.lfHeight,
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fm_gdi.em_height, fm_gdi.line_spacing, fm_gdi.ascent, fm_gdi.descent,
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fm_gdi.font_height, fm_gdi.font_size);
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cmp_font_metrics(&fm_gdip, &fm_gdi, __LINE__);
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stat = GdipGetLogFontW(font, graphics, &lf);
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expect(Ok, stat);
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ok(lf.lfHeight < 0, "lf.lfHeight should be negative, got %d\n", lf.lfHeight);
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gdi_get_font_metrics(&lf, &fm_gdi);
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trace("gdi:\n");
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trace("%s,%d: EmHeight %u, LineSpacing %u, CellAscent %u, CellDescent %u, FontHeight %f, FontSize %f\n",
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wine_dbgstr_w(lf.lfFaceName), lf.lfHeight,
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fm_gdi.em_height, fm_gdi.line_spacing, fm_gdi.ascent, fm_gdi.descent,
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fm_gdi.font_height, fm_gdi.font_size);
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ok((REAL)lf.lfHeight * -1.0 == fm_gdi.font_size, "expected %f, got %f\n", (REAL)lf.lfHeight * -1.0, fm_gdi.font_size);
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cmp_font_metrics(&fm_gdip, &fm_gdi, __LINE__);
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GdipDeleteFont(font);
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stat = GdipCreateFontFamilyFromName(Tahoma, NULL, &family);
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expect(Ok, stat);
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/* Tahoma,13 */
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stat = GdipCreateFont(family, 13.0, FontStyleRegular, UnitPixel, &font);
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expect(Ok, stat);
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gdip_get_font_metrics(font, &fm_gdip);
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trace("gdiplus:\n");
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trace("%s,%d: EmHeight %u, LineSpacing %u, CellAscent %u, CellDescent %u, FontHeight %f, FontSize %f\n",
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wine_dbgstr_w(lf.lfFaceName), lf.lfHeight,
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fm_gdip.em_height, fm_gdip.line_spacing, fm_gdip.ascent, fm_gdip.descent,
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fm_gdip.font_height, fm_gdip.font_size);
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stat = GdipGetLogFontW(font, graphics, &lf);
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expect(Ok, stat);
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ok(lf.lfHeight < 0, "lf.lfHeight should be negative, got %d\n", lf.lfHeight);
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gdi_get_font_metrics(&lf, &fm_gdi);
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trace("gdi:\n");
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trace("%s,%d: EmHeight %u, LineSpacing %u, CellAscent %u, CellDescent %u, FontHeight %f, FontSize %f\n",
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wine_dbgstr_w(lf.lfFaceName), lf.lfHeight,
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fm_gdi.em_height, fm_gdi.line_spacing, fm_gdi.ascent, fm_gdi.descent,
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fm_gdi.font_height, fm_gdi.font_size);
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ok((REAL)lf.lfHeight * -1.0 == fm_gdi.font_size, "expected %f, got %f\n", (REAL)lf.lfHeight * -1.0, fm_gdi.font_size);
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cmp_font_metrics(&fm_gdip, &fm_gdi, __LINE__);
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stat = GdipGetLogFontW(font, NULL, &lf);
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expect(InvalidParameter, stat);
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GdipDeleteFont(font);
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stat = GdipCreateFont(family, -13.0, FontStyleRegular, UnitPixel, &font);
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expect(InvalidParameter, stat);
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GdipDeleteFontFamily(family);
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GdipDeleteGraphics(graphics);
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DeleteDC(hdc);
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}
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START_TEST(font)
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{
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struct GdiplusStartupInput gdiplusStartupInput;
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@ -416,6 +734,7 @@ START_TEST(font)
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GdiplusStartup(&gdiplusToken, &gdiplusStartupInput, NULL);
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test_font_metrics();
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test_createfont();
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test_logfont();
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test_fontfamily();
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