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dwrite: Partially implement GetBaseline(). 

Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Nikolay Sivov 2020-06-02 11:48:53 +03:00 committed by Alexandre Julliard
parent 4f7f3b7b8b
commit c44a0e865b
2 changed files with 92 additions and 33 deletions
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58
dlls/dwrite/analyzer.c
View File

@ -1539,13 +1539,63 @@ static HRESULT WINAPI dwritetextanalyzer1_ApplyCharacterSpacing(IDWriteTextAnaly
return S_OK;
}
static HRESULT WINAPI dwritetextanalyzer1_GetBaseline(IDWriteTextAnalyzer2 *iface, IDWriteFontFace *face,
static HRESULT WINAPI dwritetextanalyzer1_GetBaseline(IDWriteTextAnalyzer2 *iface, IDWriteFontFace *fontface,
DWRITE_BASELINE baseline, BOOL vertical, BOOL is_simulation_allowed, DWRITE_SCRIPT_ANALYSIS sa,
const WCHAR *localeName, INT32 *baseline_coord, BOOL *exists)
{
FIXME("(%p %d %d %u %s %p %p): stub\n", face, vertical, is_simulation_allowed, sa.script, debugstr_w(localeName),
baseline_coord, exists);
return E_NOTIMPL;
struct dwrite_fontface *font_obj;
const DWRITE_FONT_METRICS1 *metrics;
TRACE("%p, %d, %d, %u, %s, %p, %p.\n", fontface, vertical, is_simulation_allowed, sa.script, debugstr_w(localeName),
baseline_coord, exists);
*exists = FALSE;
*baseline_coord = 0;
if (baseline == DWRITE_BASELINE_DEFAULT)
baseline = vertical ? DWRITE_BASELINE_CENTRAL : DWRITE_BASELINE_ROMAN;
if ((unsigned int)baseline > DWRITE_BASELINE_MAXIMUM)
return E_INVALIDARG;
/* TODO: fetch BASE table data if available. */
if (!*exists && is_simulation_allowed)
{
font_obj = unsafe_impl_from_IDWriteFontFace(fontface);
metrics = &font_obj->metrics;
switch (baseline)
{
case DWRITE_BASELINE_ROMAN:
*baseline_coord = vertical ? metrics->descent : 0;
break;
case DWRITE_BASELINE_CENTRAL:
*baseline_coord = vertical ? (metrics->ascent + metrics->descent) / 2 :
-(metrics->ascent - metrics->descent) / 2;
break;
case DWRITE_BASELINE_MATH:
*baseline_coord = vertical ? (metrics->ascent + metrics->descent) / 2 :
-(metrics->ascent + metrics->descent) / 2;
break;
case DWRITE_BASELINE_HANGING:
/* FIXME: this one isn't accurate, but close. */
*baseline_coord = vertical ? metrics->capHeight * 6 / 7 + metrics->descent : metrics->capHeight * 6 / 7;
break;
case DWRITE_BASELINE_IDEOGRAPHIC_BOTTOM:
case DWRITE_BASELINE_MINIMUM:
*baseline_coord = vertical ? 0 : metrics->descent;
break;
case DWRITE_BASELINE_IDEOGRAPHIC_TOP:
case DWRITE_BASELINE_MAXIMUM:
*baseline_coord = vertical ? metrics->ascent + metrics->descent : -metrics->ascent;
break;
default:
;
}
}
return S_OK;
}
static HRESULT WINAPI dwritetextanalyzer1_AnalyzeVerticalGlyphOrientation(IDWriteTextAnalyzer2 *iface,

67
dlls/dwrite/tests/analyzer.c
View File

@ -2484,39 +2484,48 @@ static void test_GetBaseline(void)
fontface = create_fontface();
/* Tahoma doesn't have BASE table, it doesn't work even with simulation enabled */
/* Tahoma does not have a BASE table. */
exists = TRUE;
baseline = 456;
hr = IDWriteTextAnalyzer1_GetBaseline(analyzer1,
fontface,
DWRITE_BASELINE_DEFAULT,
FALSE,
TRUE,
sa,
NULL,
&baseline,
&exists);
todo_wine {
ok(hr == S_OK, "got 0x%08x\n", hr);
ok(baseline == 0, "got %d\n", baseline);
ok(exists == FALSE, "got %d\n", exists);
}
hr = IDWriteTextAnalyzer1_GetBaseline(analyzer1, fontface, DWRITE_BASELINE_DEFAULT, FALSE,
TRUE, sa, NULL, &baseline, &exists);
ok(hr == S_OK, "Unexpected hr %#x.\n", hr);
ok(!baseline, "Unexpected baseline %d.\n", baseline);
ok(!exists, "Unexpected flag %d.\n", exists);
exists = TRUE;
baseline = 456;
hr = IDWriteTextAnalyzer1_GetBaseline(analyzer1,
fontface,
DWRITE_BASELINE_ROMAN,
FALSE,
TRUE,
sa,
NULL,
&baseline,
&exists);
todo_wine {
ok(hr == S_OK, "got 0x%08x\n", hr);
ok(baseline == 0, "got %d\n", baseline);
ok(exists == FALSE, "got %d\n", exists);
}
hr = IDWriteTextAnalyzer1_GetBaseline(analyzer1, fontface, DWRITE_BASELINE_DEFAULT, FALSE,
FALSE, sa, NULL, &baseline, &exists);
ok(hr == S_OK, "Unexpected hr %#x.\n", hr);
ok(!baseline, "Unexpected baseline %d.\n", baseline);
ok(!exists, "Unexpected flag %d.\n", exists);
exists = TRUE;
baseline = 0;
hr = IDWriteTextAnalyzer1_GetBaseline(analyzer1, fontface, DWRITE_BASELINE_CENTRAL, FALSE,
TRUE, sa, NULL, &baseline, &exists);
ok(hr == S_OK, "Unexpected hr %#x.\n", hr);
ok(baseline != 0, "Unexpected baseline %d.\n", baseline);
ok(!exists, "Unexpected flag %d.\n", exists);
exists = TRUE;
baseline = 0;
hr = IDWriteTextAnalyzer1_GetBaseline(analyzer1, fontface, DWRITE_BASELINE_CENTRAL, FALSE,
FALSE, sa, NULL, &baseline, &exists);
ok(hr == S_OK, "Unexpected hr %#x.\n", hr);
ok(!baseline, "Unexpected baseline %d.\n", baseline);
ok(!exists, "Unexpected flag %d.\n", exists);
exists = TRUE;
baseline = 456;
hr = IDWriteTextAnalyzer1_GetBaseline(analyzer1, fontface, DWRITE_BASELINE_DEFAULT + 100, FALSE,
TRUE, sa, NULL, &baseline, &exists);
ok(hr == E_INVALIDARG, "Unexpected hr %#x.\n", hr);
ok(!baseline, "Unexpected baseline %d.\n", baseline);
ok(!exists, "Unexpected flag %d.\n", exists);
IDWriteFontFace_Release(fontface);
IDWriteTextAnalyzer1_Release(analyzer1);
}