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usp10: Store glyph mappings and widths in the script cache.
This commit is contained in:
Hans Leidekker
Alexandre Julliard
parent
fa6a31ab84
commit
addcf866cb
@ -61,13 +61,22 @@ static void test_ScriptShape(HDC hdc)
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hr = ScriptShape(hdc, &sc, test1, 4, 4, &items[0].a, glyphs, NULL, attrs, NULL);
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ok(hr == E_INVALIDARG, "ScriptShape should return E_INVALIDARG not %08x\n", hr);
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hr = ScriptShape(NULL, &sc, test1, 4, 4, &items[0].a, glyphs, NULL, attrs, &nb);
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ok(hr == E_PENDING, "ScriptShape should return E_PENDING not %08x\n", hr);
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hr = ScriptShape(hdc, &sc, test1, 4, 4, &items[0].a, glyphs, NULL, attrs, &nb);
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ok(!hr, "ScriptShape should return S_OK not %08x\n", hr);
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ok(items[0].a.fNoGlyphIndex == FALSE, "fNoGlyphIndex TRUE\n");
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hr = ScriptShape(NULL, &sc, test1, 4, 4, &items[0].a, glyphs, NULL, attrs, &nb);
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ok(!hr, "ScriptShape should return S_OK not %08x\n", hr);
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hr = ScriptPlace(hdc, &sc, glyphs, 4, NULL, &items[0].a, widths, NULL, NULL);
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ok(hr == E_INVALIDARG, "ScriptPlace should return E_INVALIDARG not %08x\n", hr);
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hr = ScriptPlace(NULL, &sc, glyphs, 4, attrs, &items[0].a, widths, NULL, NULL);
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ok(hr == E_PENDING, "ScriptPlace should return E_PENDING not %08x\n", hr);
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hr = ScriptPlace(hdc, &sc, glyphs, 4, attrs, &items[0].a, widths, NULL, NULL);
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ok(!hr, "ScriptPlace should return S_OK not %08x\n", hr);
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ok(items[0].a.fNoGlyphIndex == FALSE, "fNoGlyphIndex TRUE\n");
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@ -1394,7 +1403,7 @@ START_TEST(usp10)
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ok( hdc != NULL, "HDC failed to be created %p\n", hdc);
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memset(&lf, 0, sizeof(LOGFONTA));
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lstrcpyA(lf.lfFaceName, "Symbol");
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lstrcpyA(lf.lfFaceName, "Tahoma");
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lf.lfHeight = 10;
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lf.lfWeight = 3;
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lf.lfWidth = 10;
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@ -138,10 +138,16 @@ static const SCRIPT_PROPERTIES *script_props[] =
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&props[73]
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};
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#define GLYPH_BLOCK_SHIFT 8
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#define GLYPH_BLOCK_SIZE (1UL << GLYPH_BLOCK_SHIFT)
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#define GLYPH_BLOCK_MASK (GLYPH_BLOCK_SIZE - 1)
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#define GLYPH_MAX 65536
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typedef struct {
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HDC hdc;
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LOGFONTW lf;
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TEXTMETRICW tm;
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WORD *glyphs[GLYPH_MAX / GLYPH_BLOCK_SIZE];
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ABC *widths[GLYPH_MAX / GLYPH_BLOCK_SIZE];
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} ScriptCache;
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typedef struct {
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@ -155,6 +161,7 @@ typedef struct {
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} StringGlyphs;
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typedef struct {
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HDC hdc;
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BOOL invalid;
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int clip_len;
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ScriptCache *sc;
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@ -187,71 +194,80 @@ static inline BOOL heap_free(LPVOID mem)
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return HeapFree(GetProcessHeap(), 0, mem);
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}
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static HDC get_cache_hdc(SCRIPT_CACHE *psc)
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{
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return ((ScriptCache *)*psc)->hdc;
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}
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static WCHAR get_cache_default_char(SCRIPT_CACHE *psc)
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static inline WCHAR get_cache_default_char(SCRIPT_CACHE *psc)
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{
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return ((ScriptCache *)*psc)->tm.tmDefaultChar;
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}
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static LONG get_cache_height(SCRIPT_CACHE *psc)
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static inline LONG get_cache_height(SCRIPT_CACHE *psc)
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{
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return ((ScriptCache *)*psc)->tm.tmHeight;
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}
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static BYTE get_cache_pitch_family(SCRIPT_CACHE *psc)
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static inline BYTE get_cache_pitch_family(SCRIPT_CACHE *psc)
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{
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return ((ScriptCache *)*psc)->tm.tmPitchAndFamily;
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}
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static HRESULT init_script_cache(const HDC hdc, ScriptCache *sc)
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static inline WORD get_cache_glyph(SCRIPT_CACHE *psc, WCHAR c)
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{
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if (!GetTextMetricsW(hdc, &sc->tm)) return E_INVALIDARG;
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if (!GetObjectW(GetCurrentObject(hdc, OBJ_FONT), sizeof(LOGFONTW), &sc->lf)) return E_INVALIDARG;
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sc->hdc = hdc;
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return S_OK;
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WORD *block = ((ScriptCache *)*psc)->glyphs[c >> GLYPH_BLOCK_SHIFT];
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if (!block) return 0;
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return block[c & GLYPH_BLOCK_MASK];
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}
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static HRESULT get_script_cache(const HDC hdc, SCRIPT_CACHE *psc)
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static inline WORD set_cache_glyph(SCRIPT_CACHE *psc, WCHAR c, WORD glyph)
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{
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WORD **block = &((ScriptCache *)*psc)->glyphs[c >> GLYPH_BLOCK_SHIFT];
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if (!*block && !(*block = heap_alloc_zero(sizeof(WORD) * GLYPH_BLOCK_SIZE))) return 0;
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return ((*block)[c & GLYPH_BLOCK_MASK] = glyph);
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}
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static inline BOOL get_cache_glyph_widths(SCRIPT_CACHE *psc, WORD glyph, ABC *abc)
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{
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static const ABC nil;
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ABC *block = ((ScriptCache *)*psc)->widths[glyph >> GLYPH_BLOCK_SHIFT];
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if (!block || !memcmp(&block[glyph & GLYPH_BLOCK_MASK], &nil, sizeof(ABC))) return FALSE;
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memcpy(abc, &block[glyph & GLYPH_BLOCK_MASK], sizeof(ABC));
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return TRUE;
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}
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static inline BOOL set_cache_glyph_widths(SCRIPT_CACHE *psc, WORD glyph, ABC *abc)
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{
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ABC **block = &((ScriptCache *)*psc)->widths[glyph >> GLYPH_BLOCK_SHIFT];
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if (!*block && !(*block = heap_alloc_zero(sizeof(ABC) * GLYPH_BLOCK_SIZE))) return FALSE;
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memcpy(&(*block)[glyph & GLYPH_BLOCK_MASK], abc, sizeof(ABC));
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return TRUE;
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}
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static HRESULT init_script_cache(const HDC hdc, SCRIPT_CACHE *psc)
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{
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ScriptCache *sc;
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if (!psc) return E_INVALIDARG;
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if (!*psc)
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if (*psc) return S_OK;
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if (!hdc) return E_PENDING;
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if (!(sc = heap_alloc_zero(sizeof(ScriptCache)))) return E_OUTOFMEMORY;
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if (!GetTextMetricsW(hdc, &sc->tm))
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{
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HRESULT ret;
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ScriptCache *sc;
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if (!hdc) return E_PENDING;
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if (!(sc = heap_alloc_zero(sizeof(ScriptCache)))) return E_OUTOFMEMORY;
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ret = init_script_cache(hdc, sc);
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if (ret != S_OK)
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{
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heap_free(sc);
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return ret;
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}
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*psc = sc;
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heap_free(sc);
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return E_INVALIDARG;
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}
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TRACE("<- %p\n", *psc);
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if (!GetObjectW(GetCurrentObject(hdc, OBJ_FONT), sizeof(LOGFONTW), &sc->lf))
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{
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heap_free(sc);
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return E_INVALIDARG;
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}
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*psc = sc;
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TRACE("<- %p\n", sc);
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return S_OK;
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}
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static HFONT select_cached_font(SCRIPT_CACHE *psc)
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{
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HFONT old_font;
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ScriptCache *sc = *psc;
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old_font = SelectObject(sc->hdc, CreateFontIndirectW(&sc->lf));
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return old_font;
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}
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static void unselect_cached_font(SCRIPT_CACHE *psc, HFONT old_font)
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{
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ScriptCache *sc = *psc;
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DeleteObject(SelectObject(sc->hdc, old_font));
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}
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/***********************************************************************
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* DllMain
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*
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@ -285,10 +301,16 @@ HRESULT WINAPI ScriptFreeCache(SCRIPT_CACHE *psc)
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{
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TRACE("%p\n", psc);
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if (psc)
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if (psc && *psc)
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{
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heap_free(*psc);
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*psc = NULL;
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unsigned int i;
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for (i = 0; i < GLYPH_MAX / GLYPH_BLOCK_SIZE; i++)
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{
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heap_free(((ScriptCache *)*psc)->glyphs[i]);
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heap_free(((ScriptCache *)*psc)->widths[i]);
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}
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heap_free(*psc);
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*psc = NULL;
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}
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return S_OK;
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}
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@ -338,10 +360,7 @@ HRESULT WINAPI ScriptGetFontProperties(HDC hdc, SCRIPT_CACHE *psc, SCRIPT_FONTPR
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TRACE("%p,%p,%p\n", hdc, psc, sfp);
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if (!sfp) return E_INVALIDARG;
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hr = get_script_cache(hdc, psc);
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if (hr != S_OK)
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return hr;
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if ((hr = init_script_cache(hdc, psc)) != S_OK) return hr;
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if (sfp->cBytes != sizeof(SCRIPT_FONTPROPERTIES))
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return E_INVALIDARG;
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@ -613,6 +632,7 @@ HRESULT WINAPI ScriptStringAnalyse(HDC hdc, const void *pString, int cString,
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/* FIXME: handle clipping */
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analysis->clip_len = cString;
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analysis->hdc = hdc;
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hr = ScriptItemize(pString, cString, num_items, psControl, psState, analysis->pItem,
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&analysis->numItems);
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@ -757,7 +777,7 @@ HRESULT WINAPI ScriptStringOut(SCRIPT_STRING_ANALYSIS ssa,
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cnt += analysis->glyphs[item].numGlyphs; /* point to the end of the copied text */
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}
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hr = ScriptTextOut(analysis->sc->hdc, (SCRIPT_CACHE *)&analysis->sc, iX, iY,
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hr = ScriptTextOut(analysis->hdc, (SCRIPT_CACHE *)&analysis->sc, iX, iY,
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uOptions, prc, &analysis->pItem->a, NULL, 0, glyphs, cnt,
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analysis->glyphs->piAdvance, NULL, analysis->glyphs->pGoffset);
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TRACE("ScriptTextOut hr=%08x\n", hr);
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@ -1242,9 +1262,8 @@ HRESULT WINAPI ScriptShape(HDC hdc, SCRIPT_CACHE *psc, const WCHAR *pwcChars,
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SCRIPT_ANALYSIS *psa, WORD *pwOutGlyphs, WORD *pwLogClust,
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SCRIPT_VISATTR *psva, int *pcGlyphs)
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{
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int cnt;
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HRESULT hr;
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HFONT hfont;
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unsigned int i;
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TRACE("(%p, %p, %p, %d, %d, %p)\n", hdc, psc, pwcChars, cChars, cMaxGlyphs, psa);
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if (psa) TRACE("psa values: %d, %d, %d, %d, %d, %d, %d\n", psa->eScript, psa->fRTL, psa->fLayoutRTL,
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@ -1253,38 +1272,42 @@ HRESULT WINAPI ScriptShape(HDC hdc, SCRIPT_CACHE *psc, const WCHAR *pwcChars,
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if (!psva || !pcGlyphs) return E_INVALIDARG;
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if (cChars > cMaxGlyphs) return E_OUTOFMEMORY;
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hr = get_script_cache(hdc, psc);
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if (hr != S_OK) return hr;
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*pcGlyphs = cChars;
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hfont = select_cached_font(psc);
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if ((hr = init_script_cache(hdc, psc)) != S_OK) return hr;
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if ((get_cache_pitch_family(psc) & TMPF_TRUETYPE) && !psa->fNoGlyphIndex)
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{
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GetGlyphIndicesW(get_cache_hdc(psc), pwcChars, cChars, pwOutGlyphs, 0);
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for (i = 0; i < cChars; i++)
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{
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if (!(pwOutGlyphs[i] = get_cache_glyph(psc, pwcChars[i])))
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{
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WORD glyph;
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if (!hdc) return E_PENDING;
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if (GetGlyphIndicesW(hdc, &pwcChars[i], 1, &glyph, GGI_MARK_NONEXISTING_GLYPHS) == GDI_ERROR) return S_FALSE;
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pwOutGlyphs[i] = set_cache_glyph(psc, pwcChars[i], glyph);
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}
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}
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}
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else
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{
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TRACE("no glyph translation\n");
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for (cnt = 0; cnt < cChars; cnt++) pwOutGlyphs[cnt] = pwcChars[cnt];
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for (i = 0; i < cChars; i++) pwOutGlyphs[i] = pwcChars[i];
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}
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if (psva)
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{
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/* set up a valid SCRIPT_VISATTR and LogClust for each char in this run */
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for (cnt = 0; cnt < cChars; cnt++)
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for (i = 0; i < cChars; i++)
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{
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/* FIXME: set to better values */
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psva[cnt].uJustification = 2;
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psva[cnt].fClusterStart = 1;
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psva[cnt].fDiacritic = 0;
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psva[cnt].fZeroWidth = 0;
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psva[i].uJustification = 2;
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psva[i].fClusterStart = 1;
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psva[i].fDiacritic = 0;
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psva[i].fZeroWidth = 0;
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if (pwLogClust) pwLogClust[cnt] = cnt;
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if (pwLogClust) pwLogClust[i] = i;
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}
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}
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unselect_cached_font(psc, hfont);
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return S_OK;
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}
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@ -1313,60 +1336,46 @@ HRESULT WINAPI ScriptPlace(HDC hdc, SCRIPT_CACHE *psc, const WORD *pwGlyphs,
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SCRIPT_ANALYSIS *psa, int *piAdvance, GOFFSET *pGoffset, ABC *pABC )
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{
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HRESULT hr;
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LPABC lpABC;
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HFONT hfont;
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unsigned int i;
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TRACE("(%p, %p, %p, %s, %d, %p, %p, %p)\n", hdc, psc, pwGlyphs,
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debugstr_wn(pwGlyphs, cGlyphs), cGlyphs, psva, psa, piAdvance);
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if (!psva) return E_INVALIDARG;
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if ((hr = init_script_cache(hdc, psc)) != S_OK) return hr;
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hr = get_script_cache(hdc, psc);
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if (hr != S_OK) return hr;
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hfont = select_cached_font(psc);
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/* Here we need to calculate the width of the run unit. At this point the input string
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* has been converted to glyphs and we still need to translate back to the original chars
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* to get the correct ABC widths. */
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if (!(lpABC = heap_alloc_zero(sizeof(ABC) * cGlyphs))) return E_OUTOFMEMORY;
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if (pABC) memset(pABC, 0, sizeof(ABC));
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if ((get_cache_pitch_family(psc) & TMPF_TRUETYPE) && !psa->fNoGlyphIndex)
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{
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GetCharABCWidthsI(get_cache_hdc(psc), 0, cGlyphs, (WORD *)pwGlyphs, lpABC);
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}
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else
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{
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INT width;
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for (i = 0; i < cGlyphs; i++)
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{
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GetCharWidth32W(get_cache_hdc(psc), pwGlyphs[i], pwGlyphs[i], &width);
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lpABC[i].abcB = width;
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}
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}
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for (i = 0; i < cGlyphs; i++)
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{
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TRACE(" Glyph=%04x, abcA=%d, abcB=%d, abcC=%d index=%d\n",
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pwGlyphs[i], lpABC[i].abcA, lpABC[i].abcB, lpABC[i].abcC, i);
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ABC abc;
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if (!get_cache_glyph_widths(psc, pwGlyphs[i], &abc))
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{
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if (!hdc) return E_PENDING;
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if ((get_cache_pitch_family(psc) & TMPF_TRUETYPE) && !psa->fNoGlyphIndex)
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{
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if (!GetCharABCWidthsI(hdc, 0, 1, (WORD *)&pwGlyphs[i], &abc)) return S_FALSE;
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}
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else
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{
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INT width;
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if (!GetCharWidth32W(hdc, pwGlyphs[i], pwGlyphs[i], &width)) return S_FALSE;
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abc.abcB = width;
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abc.abcA = abc.abcC = 0;
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}
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set_cache_glyph_widths(psc, pwGlyphs[i], &abc);
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}
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if (pABC)
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{
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pABC->abcA += lpABC[i].abcA;
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pABC->abcB += lpABC[i].abcB;
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pABC->abcC += lpABC[i].abcC;
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pABC->abcA += abc.abcA;
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pABC->abcB += abc.abcB;
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pABC->abcC += abc.abcC;
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}
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/* FIXME: set to more reasonable values */
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if (pGoffset) pGoffset[i].du = pGoffset[i].dv = 0;
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if (piAdvance) piAdvance[i] = lpABC[i].abcA + lpABC[i].abcB + lpABC[i].abcC;
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if (piAdvance) piAdvance[i] = abc.abcA + abc.abcB + abc.abcC;
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}
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if (pABC) TRACE("Total for run: abcA=%d, abcB=%d, abcC=%d\n", pABC->abcA, pABC->abcB, pABC->abcC);
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heap_free(lpABC);
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unselect_cached_font(psc, hfont);
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if (pABC) TRACE("Total for run: abcA=%d, abcB=%d, abcC=%d\n", pABC->abcA, pABC->abcB, pABC->abcC);
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return S_OK;
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}
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@ -1391,20 +1400,32 @@ HRESULT WINAPI ScriptGetCMap(HDC hdc, SCRIPT_CACHE *psc, const WCHAR *pwcInChars
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int cChars, DWORD dwFlags, WORD *pwOutGlyphs)
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{
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HRESULT hr;
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HFONT hfont;
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unsigned int i;
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TRACE("(%p,%p,%s,%d,0x%x,%p)\n", hdc, psc, debugstr_wn(pwcInChars, cChars),
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cChars, dwFlags, pwOutGlyphs);
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hr = get_script_cache(hdc, psc);
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if (hr != S_OK) return hr;
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if ((hr = init_script_cache(hdc, psc)) != S_OK) return hr;
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hfont = select_cached_font(psc);
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if (GetGlyphIndicesW(get_cache_hdc(psc), pwcInChars, cChars, pwOutGlyphs, 0) == GDI_ERROR)
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hr = S_FALSE;
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||||
|
||||
unselect_cached_font(psc, hfont);
|
||||
return hr;
|
||||
if ((get_cache_pitch_family(psc) & TMPF_TRUETYPE))
|
||||
{
|
||||
for (i = 0; i < cChars; i++)
|
||||
{
|
||||
if (!(pwOutGlyphs[i] = get_cache_glyph(psc, pwcInChars[i])))
|
||||
{
|
||||
WORD glyph;
|
||||
if (!hdc) return E_PENDING;
|
||||
if (GetGlyphIndicesW(hdc, &pwcInChars[i], 1, &glyph, GGI_MARK_NONEXISTING_GLYPHS) == GDI_ERROR) return S_FALSE;
|
||||
pwOutGlyphs[i] = set_cache_glyph(psc, pwcInChars[i], glyph);
|
||||
}
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
TRACE("no glyph translation\n");
|
||||
for (i = 0; i < cChars; i++) pwOutGlyphs[i] = pwcInChars[i];
|
||||
}
|
||||
return S_OK;
|
||||
}
|
||||
|
||||
/***********************************************************************
|
||||
@ -1456,9 +1477,7 @@ HRESULT WINAPI ScriptCacheGetHeight(HDC hdc, SCRIPT_CACHE *psc, LONG *height)
|
||||
TRACE("(%p, %p, %p)\n", hdc, psc, height);
|
||||
|
||||
if (!height) return E_INVALIDARG;
|
||||
|
||||
hr = get_script_cache(hdc, psc);
|
||||
if (hr != S_OK) return hr;
|
||||
if ((hr = init_script_cache(hdc, psc)) != S_OK) return hr;
|
||||
|
||||
*height = get_cache_height(psc);
|
||||
return S_OK;
|
||||
@ -1481,19 +1500,29 @@ HRESULT WINAPI ScriptCacheGetHeight(HDC hdc, SCRIPT_CACHE *psc, LONG *height)
|
||||
*/
|
||||
HRESULT WINAPI ScriptGetGlyphABCWidth(HDC hdc, SCRIPT_CACHE *psc, WORD glyph, ABC *abc)
|
||||
{
|
||||
HFONT hfont;
|
||||
HRESULT hr = S_OK;
|
||||
HRESULT hr;
|
||||
|
||||
TRACE("(%p, %p, 0x%04x, %p)\n", hdc, psc, glyph, abc);
|
||||
|
||||
hr = get_script_cache(hdc, psc);
|
||||
if (hr != S_OK) return hr;
|
||||
if ((hr = init_script_cache(hdc, psc)) != S_OK) return hr;
|
||||
|
||||
hfont = select_cached_font(psc);
|
||||
if (!GetCharABCWidthsI(get_cache_hdc(psc), 0, 1, &glyph, abc)) hr = E_HANDLE;
|
||||
|
||||
unselect_cached_font(psc, hfont);
|
||||
return hr;
|
||||
if (!get_cache_glyph_widths(psc, glyph, abc))
|
||||
{
|
||||
if (!hdc) return E_PENDING;
|
||||
if ((get_cache_pitch_family(psc) & TMPF_TRUETYPE))
|
||||
{
|
||||
if (!GetCharABCWidthsI(hdc, 0, 1, &glyph, abc)) return S_FALSE;
|
||||
}
|
||||
else
|
||||
{
|
||||
INT width;
|
||||
if (!GetCharWidth32W(hdc, glyph, glyph, &width)) return S_FALSE;
|
||||
abc->abcB = width;
|
||||
abc->abcA = abc->abcC = 0;
|
||||
}
|
||||
set_cache_glyph_widths(psc, glyph, abc);
|
||||
}
|
||||
return S_OK;
|
||||
}
|
||||
|
||||
/***********************************************************************
|
||||
|
||||
Loading…
Reference in New Issue
Block a user