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wine-wine/dlls/dwrite/dwrite_private.h

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/*
* Copyright 2012 Nikolay Sivov for CodeWeavers
*
* 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 "dwrite_3.h"
#include "d2d1.h"
#include "wine/debug.h"
#include "wine/heap.h"
#include "wine/list.h"
#include "wine/unicode.h"
static const DWRITE_MATRIX identity =
{
1.0f, 0.0f,
0.0f, 1.0f,
0.0f, 0.0f
};
static inline LPWSTR heap_strdupW(const WCHAR *str)
{
LPWSTR ret = NULL;
if(str) {
DWORD size;
size = (strlenW(str)+1)*sizeof(WCHAR);
ret = heap_alloc(size);
if(ret)
memcpy(ret, str, size);
}
return ret;
}
static inline LPWSTR heap_strdupnW(const WCHAR *str, UINT32 len)
{
WCHAR *ret = NULL;
if (len)
{
ret = heap_alloc((len+1)*sizeof(WCHAR));
if(ret)
{
memcpy(ret, str, len*sizeof(WCHAR));
ret[len] = 0;
}
}
return ret;
}
static inline const char *debugstr_range(const DWRITE_TEXT_RANGE *range)
{
return wine_dbg_sprintf("%u:%u", range->startPosition, range->length);
}
static inline const char *debugstr_matrix(const DWRITE_MATRIX *m)
{
if (!m) return "(null)";
return wine_dbg_sprintf("{%.2f,%.2f,%.2f,%.2f,%.2f,%.2f}", m->m11, m->m12, m->m21, m->m22,
m->dx, m->dy);
}
const char *debugstr_sa_script(UINT16) DECLSPEC_HIDDEN;
static inline unsigned short get_table_entry(const unsigned short *table, WCHAR ch)
{
return table[table[table[ch >> 8] + ((ch >> 4) & 0x0f)] + (ch & 0xf)];
}
static inline FLOAT get_scaled_advance_width(INT32 advance, FLOAT emSize, const DWRITE_FONT_METRICS *metrics)
{
return (FLOAT)advance * emSize / (FLOAT)metrics->designUnitsPerEm;
}
static inline BOOL is_simulation_valid(DWRITE_FONT_SIMULATIONS simulations)
{
return (simulations & ~(DWRITE_FONT_SIMULATIONS_NONE | DWRITE_FONT_SIMULATIONS_BOLD |
DWRITE_FONT_SIMULATIONS_OBLIQUE)) == 0;
}
struct textlayout_desc
{
IDWriteFactory5 *factory;
const WCHAR *string;
UINT32 length;
IDWriteTextFormat *format;
FLOAT max_width;
FLOAT max_height;
BOOL is_gdi_compatible;
/* fields below are only meaningful for gdi-compatible layout */
FLOAT ppdip;
const DWRITE_MATRIX *transform;
BOOL use_gdi_natural;
};
struct glyphrunanalysis_desc
{
const DWRITE_GLYPH_RUN *run;
const DWRITE_MATRIX *transform;
DWRITE_RENDERING_MODE1 rendering_mode;
DWRITE_MEASURING_MODE measuring_mode;
DWRITE_GRID_FIT_MODE gridfit_mode;
DWRITE_TEXT_ANTIALIAS_MODE aa_mode;
FLOAT origin_x;
FLOAT origin_y;
FLOAT ppdip;
};
struct fontface_desc
{
IDWriteFactory5 *factory;
DWRITE_FONT_FACE_TYPE face_type;
IDWriteFontFile * const *files;
IDWriteFontFileStream *stream;
UINT32 files_number;
UINT32 index;
DWRITE_FONT_SIMULATIONS simulations;
struct dwrite_font_data *font_data; /* could be NULL when face is created directly with IDWriteFactory::CreateFontFace() */
};
struct fontfacecached
{
struct list entry;
IDWriteFontFace4 *fontface;
};
extern HRESULT create_numbersubstitution(DWRITE_NUMBER_SUBSTITUTION_METHOD,const WCHAR *locale,BOOL,IDWriteNumberSubstitution**) DECLSPEC_HIDDEN;
extern HRESULT create_textformat(const WCHAR*,IDWriteFontCollection*,DWRITE_FONT_WEIGHT,DWRITE_FONT_STYLE,DWRITE_FONT_STRETCH,
FLOAT,const WCHAR*,IDWriteTextFormat**) DECLSPEC_HIDDEN;
extern HRESULT create_textlayout(const struct textlayout_desc*,IDWriteTextLayout**) DECLSPEC_HIDDEN;
extern HRESULT create_trimmingsign(IDWriteFactory5*,IDWriteTextFormat*,IDWriteInlineObject**) DECLSPEC_HIDDEN;
extern HRESULT create_typography(IDWriteTypography**) DECLSPEC_HIDDEN;
extern HRESULT create_localizedstrings(IDWriteLocalizedStrings**) DECLSPEC_HIDDEN;
extern HRESULT add_localizedstring(IDWriteLocalizedStrings*,const WCHAR*,const WCHAR*) DECLSPEC_HIDDEN;
extern HRESULT clone_localizedstring(IDWriteLocalizedStrings *iface, IDWriteLocalizedStrings **strings) DECLSPEC_HIDDEN;
extern void set_en_localizedstring(IDWriteLocalizedStrings*,const WCHAR*) DECLSPEC_HIDDEN;
extern HRESULT get_system_fontcollection(IDWriteFactory5*,IDWriteFontCollection1**) DECLSPEC_HIDDEN;
extern HRESULT get_eudc_fontcollection(IDWriteFactory5*,IDWriteFontCollection1**) DECLSPEC_HIDDEN;
extern IDWriteTextAnalyzer *get_text_analyzer(void) DECLSPEC_HIDDEN;
extern HRESULT create_font_file(IDWriteFontFileLoader *loader, const void *reference_key, UINT32 key_size, IDWriteFontFile **font_file) DECLSPEC_HIDDEN;
extern void init_local_fontfile_loader(void) DECLSPEC_HIDDEN;
extern IDWriteFontFileLoader *get_local_fontfile_loader(void) DECLSPEC_HIDDEN;
extern HRESULT create_fontface(const struct fontface_desc*,struct list*,IDWriteFontFace4**) DECLSPEC_HIDDEN;
extern HRESULT create_font_collection(IDWriteFactory5*,IDWriteFontFileEnumerator*,BOOL,IDWriteFontCollection1**) DECLSPEC_HIDDEN;
extern HRESULT create_glyphrunanalysis(const struct glyphrunanalysis_desc*,IDWriteGlyphRunAnalysis**) DECLSPEC_HIDDEN;
extern BOOL is_system_collection(IDWriteFontCollection*) DECLSPEC_HIDDEN;
extern HRESULT get_local_refkey(const WCHAR*,const FILETIME*,void**,UINT32*) DECLSPEC_HIDDEN;
extern HRESULT get_filestream_from_file(IDWriteFontFile*,IDWriteFontFileStream**) DECLSPEC_HIDDEN;
extern BOOL is_face_type_supported(DWRITE_FONT_FACE_TYPE) DECLSPEC_HIDDEN;
extern HRESULT get_family_names_from_stream(IDWriteFontFileStream*,UINT32,DWRITE_FONT_FACE_TYPE,IDWriteLocalizedStrings**) DECLSPEC_HIDDEN;
extern HRESULT create_colorglyphenum(FLOAT,FLOAT,const DWRITE_GLYPH_RUN*,const DWRITE_GLYPH_RUN_DESCRIPTION*,DWRITE_MEASURING_MODE,
const DWRITE_MATRIX*,UINT32,IDWriteColorGlyphRunEnumerator**) DECLSPEC_HIDDEN;
extern BOOL lb_is_newline_char(WCHAR) DECLSPEC_HIDDEN;
extern HRESULT create_system_fontfallback(IDWriteFactory5*,IDWriteFontFallback**) DECLSPEC_HIDDEN;
extern void release_system_fontfallback(IDWriteFontFallback*) DECLSPEC_HIDDEN;
extern HRESULT create_fontfallback_builder(IDWriteFactory5*,IDWriteFontFallbackBuilder**) DECLSPEC_HIDDEN;
extern HRESULT create_matching_font(IDWriteFontCollection*,const WCHAR*,DWRITE_FONT_WEIGHT,DWRITE_FONT_STYLE,DWRITE_FONT_STRETCH,
IDWriteFont**) DECLSPEC_HIDDEN;
extern HRESULT create_fontfacereference(IDWriteFactory5*,IDWriteFontFile*,UINT32,DWRITE_FONT_SIMULATIONS,
IDWriteFontFaceReference**) DECLSPEC_HIDDEN;
extern HRESULT factory_get_cached_fontface(IDWriteFactory5*,IDWriteFontFile*const*,UINT32,DWRITE_FONT_SIMULATIONS,
struct list**,REFIID,void**) DECLSPEC_HIDDEN;
extern void factory_detach_fontcollection(IDWriteFactory5*,IDWriteFontCollection1*) DECLSPEC_HIDDEN;
extern void factory_detach_gdiinterop(IDWriteFactory5*,IDWriteGdiInterop1*) DECLSPEC_HIDDEN;
extern struct fontfacecached *factory_cache_fontface(IDWriteFactory5*,struct list*,IDWriteFontFace4*) DECLSPEC_HIDDEN;
extern void get_logfont_from_font(IDWriteFont*,LOGFONTW*) DECLSPEC_HIDDEN;
extern void get_logfont_from_fontface(IDWriteFontFace*,LOGFONTW*) DECLSPEC_HIDDEN;
extern HRESULT get_fontsig_from_font(IDWriteFont*,FONTSIGNATURE*) DECLSPEC_HIDDEN;
extern HRESULT get_fontsig_from_fontface(IDWriteFontFace*,FONTSIGNATURE*) DECLSPEC_HIDDEN;
extern HRESULT create_gdiinterop(IDWriteFactory5*,IDWriteGdiInterop1**) DECLSPEC_HIDDEN;
extern void fontface_detach_from_cache(IDWriteFontFace4*) DECLSPEC_HIDDEN;
extern void factory_lock(IDWriteFactory5*) DECLSPEC_HIDDEN;
extern void factory_unlock(IDWriteFactory5*) DECLSPEC_HIDDEN;
extern HRESULT create_inmemory_fileloader(IDWriteFontFileLoader**) DECLSPEC_HIDDEN;
/* Opentype font table functions */
struct dwrite_font_props {
DWRITE_FONT_STYLE style;
DWRITE_FONT_STRETCH stretch;
DWRITE_FONT_WEIGHT weight;
DWRITE_PANOSE panose;
FONTSIGNATURE fontsig;
LOGFONTW lf;
};
struct file_stream_desc {
IDWriteFontFileStream *stream;
DWRITE_FONT_FACE_TYPE face_type;
UINT32 face_index;
};
extern HRESULT opentype_analyze_font(IDWriteFontFileStream*,BOOL*,DWRITE_FONT_FILE_TYPE*,DWRITE_FONT_FACE_TYPE*,UINT32*) DECLSPEC_HIDDEN;
extern HRESULT opentype_get_font_table(struct file_stream_desc*,UINT32,const void**,void**,UINT32*,BOOL*) DECLSPEC_HIDDEN;
extern HRESULT opentype_cmap_get_unicode_ranges(void*,UINT32,DWRITE_UNICODE_RANGE*,UINT32*) DECLSPEC_HIDDEN;
extern void opentype_get_font_properties(struct file_stream_desc*,struct dwrite_font_props*) DECLSPEC_HIDDEN;
extern void opentype_get_font_metrics(struct file_stream_desc*,DWRITE_FONT_METRICS1*,DWRITE_CARET_METRICS*) DECLSPEC_HIDDEN;
extern HRESULT opentype_get_font_info_strings(const void*,DWRITE_INFORMATIONAL_STRING_ID,IDWriteLocalizedStrings**) DECLSPEC_HIDDEN;
extern HRESULT opentype_get_font_familyname(struct file_stream_desc*,IDWriteLocalizedStrings**) DECLSPEC_HIDDEN;
extern HRESULT opentype_get_font_facename(struct file_stream_desc*,WCHAR*,IDWriteLocalizedStrings**) DECLSPEC_HIDDEN;
extern HRESULT opentype_get_typographic_features(IDWriteFontFace*,UINT32,UINT32,UINT32,UINT32*,DWRITE_FONT_FEATURE_TAG*) DECLSPEC_HIDDEN;
extern BOOL opentype_get_vdmx_size(const void*,INT,UINT16*,UINT16*) DECLSPEC_HIDDEN;
extern UINT32 opentype_get_cpal_palettecount(const void*) DECLSPEC_HIDDEN;
extern UINT32 opentype_get_cpal_paletteentrycount(const void*) DECLSPEC_HIDDEN;
extern HRESULT opentype_get_cpal_entries(const void*,UINT32,UINT32,UINT32,DWRITE_COLOR_F*) DECLSPEC_HIDDEN;
extern BOOL opentype_has_vertical_variants(IDWriteFontFace4*) DECLSPEC_HIDDEN;
extern UINT32 opentype_get_glyph_image_formats(IDWriteFontFace4*) DECLSPEC_HIDDEN;
extern DWRITE_CONTAINER_TYPE opentype_analyze_container_type(void const *, UINT32) DECLSPEC_HIDDEN;
struct dwrite_colorglyph {
USHORT layer; /* [0, num_layers) index indicating current layer */
/* base glyph record data, set once on initialization */
USHORT first_layer;
USHORT num_layers;
/* current layer record data, updated every time glyph is switched to next layer */
UINT16 glyph;
UINT16 palette_index;
};
extern HRESULT opentype_get_colr_glyph(const void*,UINT16,struct dwrite_colorglyph*) DECLSPEC_HIDDEN;
extern void opentype_colr_next_glyph(const void*,struct dwrite_colorglyph*) DECLSPEC_HIDDEN;
enum gasp_flags {
GASP_GRIDFIT = 0x0001,
GASP_DOGRAY = 0x0002,
GASP_SYMMETRIC_GRIDFIT = 0x0004,
GASP_SYMMETRIC_SMOOTHING = 0x0008,
};
extern WORD opentype_get_gasp_flags(const WORD*,UINT32,INT) DECLSPEC_HIDDEN;
/* BiDi helpers */
extern HRESULT bidi_computelevels(const WCHAR*,UINT32,UINT8,UINT8*,UINT8*) DECLSPEC_HIDDEN;
extern WCHAR bidi_get_mirrored_char(WCHAR) DECLSPEC_HIDDEN;
/* FreeType integration */
struct dwrite_glyphbitmap {
IDWriteFontFace4 *fontface;
DWORD simulations;
FLOAT emsize;
BOOL nohint;
BOOL aliased;
UINT16 index;
INT pitch;
RECT bbox;
BYTE *buf;
DWRITE_MATRIX *m;
};
extern BOOL init_freetype(void) DECLSPEC_HIDDEN;
extern void release_freetype(void) DECLSPEC_HIDDEN;
extern HRESULT freetype_get_design_glyph_metrics(IDWriteFontFace4*,UINT16,UINT16,DWRITE_GLYPH_METRICS*) DECLSPEC_HIDDEN;
extern void freetype_notify_cacheremove(IDWriteFontFace4*) DECLSPEC_HIDDEN;
extern BOOL freetype_is_monospaced(IDWriteFontFace4*) DECLSPEC_HIDDEN;
extern HRESULT freetype_get_glyphrun_outline(IDWriteFontFace4*,FLOAT,UINT16 const*,FLOAT const*, DWRITE_GLYPH_OFFSET const*,
UINT32,BOOL,IDWriteGeometrySink*) DECLSPEC_HIDDEN;
extern UINT16 freetype_get_glyphcount(IDWriteFontFace4*) DECLSPEC_HIDDEN;
extern void freetype_get_glyphs(IDWriteFontFace4*,INT,UINT32 const*,UINT32,UINT16*) DECLSPEC_HIDDEN;
extern BOOL freetype_has_kerning_pairs(IDWriteFontFace4*) DECLSPEC_HIDDEN;
extern INT32 freetype_get_kerning_pair_adjustment(IDWriteFontFace4*,UINT16,UINT16) DECLSPEC_HIDDEN;
extern void freetype_get_glyph_bbox(struct dwrite_glyphbitmap*) DECLSPEC_HIDDEN;
extern BOOL freetype_get_glyph_bitmap(struct dwrite_glyphbitmap*) DECLSPEC_HIDDEN;
extern INT freetype_get_charmap_index(IDWriteFontFace4*,BOOL*) DECLSPEC_HIDDEN;
extern INT32 freetype_get_glyph_advance(IDWriteFontFace4*,FLOAT,UINT16,DWRITE_MEASURING_MODE,BOOL*) DECLSPEC_HIDDEN;
extern void freetype_get_design_glyph_bbox(IDWriteFontFace4*,UINT16,UINT16,RECT*) DECLSPEC_HIDDEN;
/* Glyph shaping */
enum SCRIPT_JUSTIFY
{
SCRIPT_JUSTIFY_NONE,
SCRIPT_JUSTIFY_ARABIC_BLANK,
SCRIPT_JUSTIFY_CHARACTER,
SCRIPT_JUSTIFY_RESERVED1,
SCRIPT_JUSTIFY_BLANK,
SCRIPT_JUSTIFY_RESERVED2,
SCRIPT_JUSTIFY_RESERVED3,
SCRIPT_JUSTIFY_ARABIC_NORMAL,
SCRIPT_JUSTIFY_ARABIC_KASHIDA,
SCRIPT_JUSTIFY_ARABIC_ALEF,
SCRIPT_JUSTIFY_ARABIC_HA,
SCRIPT_JUSTIFY_ARABIC_RA,
SCRIPT_JUSTIFY_ARABIC_BA,
SCRIPT_JUSTIFY_ARABIC_BARA,
SCRIPT_JUSTIFY_ARABIC_SEEN,
SCRIPT_JUSTIFY_ARABIC_SEEN_M
};
struct scriptshaping_cache;
struct scriptshaping_context
{
struct scriptshaping_cache *cache;
UINT32 language_tag;
const WCHAR *text;
UINT32 length;
BOOL is_rtl;
UINT32 max_glyph_count;
};
extern HRESULT create_scriptshaping_cache(IDWriteFontFace*,struct scriptshaping_cache**) DECLSPEC_HIDDEN;
extern void release_scriptshaping_cache(struct scriptshaping_cache*) DECLSPEC_HIDDEN;
struct scriptshaping_ops
{
HRESULT (*contextual_shaping)(struct scriptshaping_context *context, UINT16 *clustermap, UINT16 *glyph_indices, UINT32* actual_glyph_count);
HRESULT (*set_text_glyphs_props)(struct scriptshaping_context *context, UINT16 *clustermap, UINT16 *glyph_indices,
UINT32 glyphcount, DWRITE_SHAPING_TEXT_PROPERTIES *text_props, DWRITE_SHAPING_GLYPH_PROPERTIES *glyph_props);
};
extern const struct scriptshaping_ops default_shaping_ops DECLSPEC_HIDDEN;
extern const struct scriptshaping_ops latn_shaping_ops DECLSPEC_HIDDEN;
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