include/dwrite_3.idl

   1 /*
   2  * Copyright 2016 Nikolay Sivov for CodeWeavers
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18
  19 import "dwrite_2.idl";
  20
  21 interface IDWriteFontFaceReference;
  22 interface IDWriteFontFace3;
  23 interface IDWriteFontSet;
  24 interface IDWriteFontDownloadQueue;
  25
  26 cpp_quote("#ifndef _WINGDI_")
  27 /* already defined in wingdi.h but needed for WIDL */
  28 typedef struct FONTSIGNATURE FONTSIGNATURE;
  29 cpp_quote("#endif /* _WINGDI_ */")
  30
  31 typedef enum DWRITE_LOCALITY
  32 {
  33     DWRITE_LOCALITY_REMOTE,
  34     DWRITE_LOCALITY_PARTIAL,
  35     DWRITE_LOCALITY_LOCAL
  36 } DWRITE_LOCALITY;
  37
  38 typedef enum DWRITE_RENDERING_MODE1
  39 {
  40     DWRITE_RENDERING_MODE1_DEFAULT,
  41     DWRITE_RENDERING_MODE1_ALIASED,
  42     DWRITE_RENDERING_MODE1_GDI_CLASSIC,
  43     DWRITE_RENDERING_MODE1_GDI_NATURAL,
  44     DWRITE_RENDERING_MODE1_NATURAL,
  45     DWRITE_RENDERING_MODE1_NATURAL_SYMMETRIC,
  46     DWRITE_RENDERING_MODE1_OUTLINE,
  47     DWRITE_RENDERING_MODE1_NATURAL_SYMMETRIC_DOWNSAMPLED
  48 } DWRITE_RENDERING_MODE1;
  49
  50 typedef enum DWRITE_FONT_PROPERTY_ID
  51 {
  52     DWRITE_FONT_PROPERTY_ID_NONE,
  53     DWRITE_FONT_PROPERTY_ID_FAMILY_NAME,
  54     DWRITE_FONT_PROPERTY_ID_PREFERRED_FAMILY_NAME,
  55     DWRITE_FONT_PROPERTY_ID_FACE_NAME,
  56     DWRITE_FONT_PROPERTY_ID_FULL_NAME,
  57     DWRITE_FONT_PROPERTY_ID_WIN32_FAMILY_NAME,
  58     DWRITE_FONT_PROPERTY_ID_POSTSCRIPT_NAME,
  59     DWRITE_FONT_PROPERTY_ID_DESIGN_SCRIPT_LANGUAGE_TAG,
  60     DWRITE_FONT_PROPERTY_ID_SEMANTIC_TAG,
  61     DWRITE_FONT_PROPERTY_ID_WEIGHT,
  62     DWRITE_FONT_PROPERTY_ID_STRETCH,
  63     DWRITE_FONT_PROPERTY_ID_STYLE,
  64     DWRITE_FONT_PROPERTY_ID_TOTAL
  65 } DWRITE_FONT_PROPERTY_ID;
  66
  67 typedef struct DWRITE_FONT_PROPERTY
  68 {
  69     DWRITE_FONT_PROPERTY_ID propertyId;
  70     WCHAR const *propertyValue;
  71     WCHAR const *localeName;
  72 } DWRITE_FONT_PROPERTY;
  73
  74 [
  75     local,
  76     object,
  77     uuid(b06fe5b9-43ec-4393-881b-dbe4dc72fda7)
  78 ]
  79 interface IDWriteFontDownloadListener : IUnknown
  80 {
  81     void DownloadCompleted(IDWriteFontDownloadQueue *queue, IUnknown *context, HRESULT result);
  82 }
  83
  84 [
  85     local,
  86     object,
  87     uuid(b71e6052-5aea-4fa3-832e-f60d431f7e91)
  88 ]
  89 interface IDWriteFontDownloadQueue : IUnknown
  90 {
  91     HRESULT AddListener(IDWriteFontDownloadListener *listener, UINT32 *token);
  92     HRESULT RemoveListener(UINT32 token);
  93     BOOL IsEmpty();
  94     HRESULT BeginDownload(IUnknown *context);
  95     HRESULT CancelDownload();
  96     UINT64 GetGenerationCount();
  97 }
  98
  99 [
 100     local,
 101     object,
 102     uuid(b7924baa-391b-412a-8c5c-e44cc2d867dc)
 103 ]
 104 interface IDWriteRenderingParams3 : IDWriteRenderingParams2
 105 {
 106     DWRITE_RENDERING_MODE1 GetRenderingMode1();
 107 }
 108
 109 [
 110     local,
 111     object,
 112     uuid(cfee3140-1257-47ca-8b85-31bfcf3f2d0e)
 113 ]
 114 interface IDWriteStringList : IUnknown
 115 {
 116     UINT32 GetCount();
 117     HRESULT GetLocaleNameLength(UINT32 index, UINT32 *length);
 118     HRESULT GetLocaleName(UINT32 index, WCHAR *name, UINT32 size);
 119     HRESULT GetStringLength(UINT32 index, UINT32 *length);
 120     HRESULT GetString(UINT32 index, WCHAR *string, UINT32 size);
 121 }
 122
 123 [
 124     local,
 125     object,
 126     uuid(53585141-d9f8-4095-8321-d73cf6bd116b)
 127 ]
 128 interface IDWriteFontSet : IUnknown
 129 {
 130     UINT32 GetFontCount();
 131     HRESULT GetFontFaceReference(UINT32 index, IDWriteFontFaceReference **reference);
 132     HRESULT FindFontFaceReference(IDWriteFontFaceReference *reference,
 133         UINT32 *index, BOOL *exists);
 134     HRESULT FindFontFace(IDWriteFontFace *fontface, UINT32 *index, BOOL *exists);
 135     HRESULT GetPropertyValues__(DWRITE_FONT_PROPERTY_ID id, IDWriteStringList **values);
 136     HRESULT GetPropertyValues_(DWRITE_FONT_PROPERTY_ID id,
 137         WCHAR const *preferred_locales, IDWriteStringList **values);
 138     HRESULT GetPropertyValues(UINT32 index, DWRITE_FONT_PROPERTY_ID id, BOOL *exists,
 139         IDWriteLocalizedStrings **values);
 140     HRESULT GetPropertyOccurrenceCount(DWRITE_FONT_PROPERTY const *property, UINT32 *count);
 141     HRESULT GetMatchingFonts_(WCHAR const *family, DWRITE_FONT_WEIGHT weight, DWRITE_FONT_STRETCH stretch,
 142         DWRITE_FONT_STYLE style, IDWriteFontSet **fontset);
 143     HRESULT GetMatchingFonts(DWRITE_FONT_PROPERTY const *props, UINT32 count, IDWriteFontSet **fontset);
 144 }
 145
 146 [
 147     local,
 148     object,
 149     uuid(29748ed6-8c9c-4a6a-be0b-d912e8538944)
 150 ]
 151 interface IDWriteFont3 : IDWriteFont2
 152 {
 153     HRESULT CreateFontFace(IDWriteFontFace3 **fontface);
 154     BOOL Equals(IDWriteFont *font);
 155     HRESULT GetFontFaceReference(IDWriteFontFaceReference **reference);
 156     BOOL HasCharacter(UINT32 character);
 157     DWRITE_LOCALITY GetLocality();
 158 }
 159
 160 [
 161     local,
 162     object,
 163     uuid(da20d8ef-812a-4c43-9802-62ec4abd7adf)
 164 ]
 165 interface IDWriteFontFamily1 : IDWriteFontFamily
 166 {
 167     DWRITE_LOCALITY GetFontLocality(UINT32 index);
 168     HRESULT GetFont(UINT32 index, IDWriteFont3 **font);
 169     HRESULT GetFontFaceReference(UINT32 index, IDWriteFontFaceReference **reference);
 170 }
 171
 172 [
 173     local,
 174     object,
 175     uuid(53585141-d9f8-4095-8321-d73cf6bd116c)
 176 ]
 177 interface IDWriteFontCollection1 : IDWriteFontCollection
 178 {
 179     HRESULT GetFontSet(IDWriteFontSet **fontset);
 180     HRESULT GetFontFamily(UINT32 index, IDWriteFontFamily1 **family);
 181 }
 182
 183 [
 184     local,
 185     object,
 186     uuid(5e7fa7ca-dde3-424c-89f0-9fcd6fed58cd)
 187 ]
 188 interface IDWriteFontFaceReference : IUnknown
 189 {
 190     HRESULT CreateFontFace(IDWriteFontFace3 **fontface);
 191     HRESULT CreateFontFaceWithSimulations(DWRITE_FONT_SIMULATIONS simulations,
 192         IDWriteFontFace3 **fontface);
 193     BOOL Equals(IDWriteFontFaceReference *reference);
 194     UINT32 GetFontFaceIndex();
 195     DWRITE_FONT_SIMULATIONS GetSimulations();
 196     HRESULT GetFontFile(IDWriteFontFile **fontfile);
 197     UINT64 GetLocalFileSize();
 198     UINT64 GetFileSize();
 199     HRESULT GetFileTime(FILETIME *writetime);
 200     DWRITE_LOCALITY GetLocality();
 201     HRESULT EnqueueFontDownloadRequest();
 202     HRESULT EnqueueCharacterDownloadRequest(WCHAR const *chars, UINT32 count);
 203     HRESULT EnqueueGlyphDownloadRequest(UINT16 const *glyphs, UINT32 count);
 204     HRESULT EnqueueFileFragmentDownloadRequest(UINT64 offset, UINT64 size);
 205 }
 206
 207 [
 208     local,
 209     object,
 210     uuid(da20d8ef-812a-4c43-9802-62ec4abd7ade)
 211 ]
 212 interface IDWriteFontList1 : IDWriteFontList
 213 {
 214     DWRITE_LOCALITY GetFontLocality(UINT32 index);
 215     HRESULT GetFont(UINT32 index, IDWriteFont3 **font);
 216     HRESULT GetFontFaceReference(UINT32 index, IDWriteFontFaceReference **reference);
 217 }
 218
 219 [
 220     local,
 221     object,
 222     uuid(d37d7598-09be-4222-a236-2081341cc1f2)
 223 ]
 224 interface IDWriteFontFace3 : IDWriteFontFace2
 225 {
 226     HRESULT GetFontFaceReference(IDWriteFontFaceReference **reference);
 227     void GetPanose(DWRITE_PANOSE *panose);
 228     DWRITE_FONT_WEIGHT GetWeight();
 229     DWRITE_FONT_STRETCH GetStretch();
 230     DWRITE_FONT_STYLE GetStyle();
 231     HRESULT GetFamilyNames(IDWriteLocalizedStrings **names);
 232     HRESULT GetFaceNames(IDWriteLocalizedStrings **names);
 233     HRESULT GetInformationalStrings(DWRITE_INFORMATIONAL_STRING_ID stringid,
 234         IDWriteLocalizedStrings **strings,
 235         BOOL *exists);
 236     BOOL HasCharacter(UINT32 character);
 237     HRESULT GetRecommendedRenderingMode(
 238         FLOAT emsize,
 239         FLOAT dpi_x,
 240         FLOAT dpi_y,
 241         DWRITE_MATRIX const *transform,
 242         BOOL is_sideways,
 243         DWRITE_OUTLINE_THRESHOLD threshold,
 244         DWRITE_MEASURING_MODE measuring_mode,
 245         IDWriteRenderingParams *params,
 246         DWRITE_RENDERING_MODE1 *rendering_mode,
 247         DWRITE_GRID_FIT_MODE *gridfit_mode);
 248     BOOL IsCharacterLocal(UINT32 character);
 249     BOOL IsGlyphLocal(UINT16 glyph);
 250     HRESULT AreCharactersLocal(WCHAR const *characters,
 251         UINT32 count, BOOL enqueue_if_not, BOOL *are_local);
 252     HRESULT AreGlyphsLocal(UINT16 const *glyphs, UINT32 count,
 253         BOOL enqueue_if_not, BOOL *are_local);
 254 }
 255
 256
 257 typedef struct DWRITE_LINE_METRICS1
 258 {
 259     UINT32 length;
 260     UINT32 trailingWhitespaceLength;
 261     UINT32 newlineLength;
 262     FLOAT height;
 263     FLOAT baseline;
 264     BOOL isTrimmed;
 265     FLOAT leadingBefore;
 266     FLOAT leadingAfter;
 267 } DWRITE_LINE_METRICS1;
 268
 269 typedef enum DWRITE_FONT_LINE_GAP_USAGE
 270 {
 271     DWRITE_FONT_LINE_GAP_USAGE_DEFAULT,
 272     DWRITE_FONT_LINE_GAP_USAGE_DISABLED,
 273     DWRITE_FONT_LINE_GAP_USAGE_ENABLED
 274 } DWRITE_FONT_LINE_GAP_USAGE;
 275
 276 typedef struct DWRITE_LINE_SPACING
 277 {
 278     DWRITE_LINE_SPACING_METHOD method;
 279     FLOAT height;
 280     FLOAT baseline;
 281     FLOAT leadingBefore;
 282     DWRITE_FONT_LINE_GAP_USAGE fontLineGapUsage;
 283 } DWRITE_LINE_SPACING;
 284
 285 [
 286     local,
 287     object,
 288     uuid(f67e0edd-9e3d-4ecc-8c32-4183253dfe70)
 289 ]
 290 interface IDWriteTextFormat2 : IDWriteTextFormat1
 291 {
 292     HRESULT SetLineSpacing(DWRITE_LINE_SPACING const *spacing);
 293     HRESULT GetLineSpacing(DWRITE_LINE_SPACING *spacing);
 294 }
 295
 296 [
 297     local,
 298     object,
 299     uuid(07ddcd52-020e-4de8-ac33-6c953d83f92d)
 300 ]
 301 interface IDWriteTextLayout3 : IDWriteTextLayout2
 302 {
 303     HRESULT InvalidateLayout();
 304     HRESULT SetLineSpacing(DWRITE_LINE_SPACING const *spacing);
 305     HRESULT GetLineSpacing(DWRITE_LINE_SPACING *spacing);
 306     HRESULT GetLineMetrics(DWRITE_LINE_METRICS1 *metrics, UINT32 max_count, UINT32 *count);
 307 }
 308
 309 [
 310     local,
 311     object,
 312     uuid(4556be70-3abd-4f70-90be-421780a6f515)
 313 ]
 314 interface IDWriteGdiInterop1 : IDWriteGdiInterop
 315 {
 316     HRESULT CreateFontFromLOGFONT(LOGFONTW const *logfont,
 317         IDWriteFontCollection *collection,
 318         IDWriteFont **font);
 319
 320     /* GetFontSignature() methods are listed in reversed order to make
 321        resulting vtable order compatible. */
 322     HRESULT GetFontSignature_(IDWriteFontFace *fontface, FONTSIGNATURE *fontsig);
 323     HRESULT GetFontSignature(IDWriteFont *font, FONTSIGNATURE *fontsig);
 324     HRESULT GetMatchingFontsByLOGFONT(LOGFONTW const *logfont,
 325         IDWriteFontSet *fontset,
 326         IDWriteFontSet **subset);
 327 }
 328
 329 [
 330     local,
 331     object,
 332     uuid(2f642afe-9c68-4f40-b8be-457401afcb3d)
 333 ]
 334 interface IDWriteFontSetBuilder : IUnknown
 335 {
 336     HRESULT AddFontFaceReference_(IDWriteFontFaceReference *ref,
 337         DWRITE_FONT_PROPERTY const *props,
 338         UINT32 prop_count);
 339     HRESULT AddFontFaceReference(IDWriteFontFaceReference *ref);
 340     HRESULT AddFontSet(IDWriteFontSet *fontset);
 341     HRESULT CreateFontSet(IDWriteFontSet **fontset);
 342 }
 343
 344 [
 345     local,
 346     object,
 347     uuid(3ff7715f-3cdc-4dc6-9b72-ec5621dccafd)
 348 ]
 349 interface IDWriteFontSetBuilder1 : IDWriteFontSetBuilder
 350 {
 351     HRESULT AddFontFile(IDWriteFontFile *file);
 352 }
 353
 354 [
 355     local,
 356     object,
 357     uuid(9a1b41c3-d3bb-466a-87fc-fe67556a3b65)
 358 ]
 359 interface IDWriteFactory3 : IDWriteFactory2
 360 {
 361     HRESULT CreateGlyphRunAnalysis(
 362         DWRITE_GLYPH_RUN const *run,
 363         DWRITE_MATRIX const *transform,
 364         DWRITE_RENDERING_MODE1 rendering_mode,
 365         DWRITE_MEASURING_MODE measuring_mode,
 366         DWRITE_GRID_FIT_MODE gridfit_mode,
 367         DWRITE_TEXT_ANTIALIAS_MODE antialias_mode,
 368         FLOAT origin_x,
 369         FLOAT origin_y,
 370         IDWriteGlyphRunAnalysis **analysis);
 371
 372     HRESULT CreateCustomRenderingParams(
 373         FLOAT gamma,
 374         FLOAT enhanced_contrast,
 375         FLOAT grayscale_enhanced_contrast,
 376         FLOAT cleartype_level,
 377         DWRITE_PIXEL_GEOMETRY pixel_geometry,
 378         DWRITE_RENDERING_MODE1 rendering_mode,
 379         DWRITE_GRID_FIT_MODE gridfit_mode,
 380         IDWriteRenderingParams3 **params);
 381
 382     /* CreateFontFaceReference methods are listed in reversed order to make
 383        resulting vtable order compatible. */
 384     HRESULT CreateFontFaceReference_(
 385         IDWriteFontFile *file,
 386         UINT32 index,
 387         DWRITE_FONT_SIMULATIONS simulations,
 388         IDWriteFontFaceReference **reference);
 389
 390     HRESULT CreateFontFaceReference(
 391         WCHAR const *path,
 392         FILETIME const *writetime,
 393         UINT32 index,
 394         DWRITE_FONT_SIMULATIONS simulations,
 395         IDWriteFontFaceReference **reference);
 396
 397     HRESULT GetSystemFontSet(IDWriteFontSet **fontset);
 398     HRESULT CreateFontSetBuilder(IDWriteFontSetBuilder **builder);
 399     HRESULT CreateFontCollectionFromFontSet(
 400         IDWriteFontSet *fontset,
 401         IDWriteFontCollection1 **collection);
 402
 403     HRESULT GetSystemFontCollection(
 404         BOOL include_downloadable,
 405         IDWriteFontCollection1 **collection,
 406         BOOL check_for_updates);
 407
 408     HRESULT GetFontDownloadQueue(IDWriteFontDownloadQueue **queue);
 409 }
 410
 411 typedef enum DWRITE_GLYPH_IMAGE_FORMATS
 412 {
 413     DWRITE_GLYPH_IMAGE_FORMATS_NONE                   = 0,
 414     DWRITE_GLYPH_IMAGE_FORMATS_TRUETYPE               = 1 << 0,
 415     DWRITE_GLYPH_IMAGE_FORMATS_CFF                    = 1 << 1,
 416     DWRITE_GLYPH_IMAGE_FORMATS_COLR                   = 1 << 2,
 417     DWRITE_GLYPH_IMAGE_FORMATS_SVG                    = 1 << 3,
 418     DWRITE_GLYPH_IMAGE_FORMATS_PNG                    = 1 << 4,
 419     DWRITE_GLYPH_IMAGE_FORMATS_JPEG                   = 1 << 5,
 420     DWRITE_GLYPH_IMAGE_FORMATS_TIFF                   = 1 << 6,
 421     DWRITE_GLYPH_IMAGE_FORMATS_PREMULTIPLIED_B8G8R8A8 = 1 << 7
 422 } DWRITE_GLYPH_IMAGE_FORMATS;
 423
 424 typedef struct DWRITE_GLYPH_IMAGE_DATA
 425 {
 426     void const *imageData;
 427     UINT32 imageDataSize;
 428     UINT32 uniqueDataId;
 429     UINT32 pixelsPerEm;
 430     D2D1_SIZE_U pixelSize;
 431     D2D1_POINT_2L horizontalLeftOrigin;
 432     D2D1_POINT_2L horizontalRightOrigin;
 433     D2D1_POINT_2L verticalTopOrigin;
 434     D2D1_POINT_2L verticalBottomOrigin;
 435 } DWRITE_GLYPH_IMAGE_DATA;
 436
 437 [
 438     local,
 439     object,
 440     uuid(27f2a904-4eb8-441d-9678-0563f53e3e2f)
 441 ]
 442 interface IDWriteFontFace4 : IDWriteFontFace3
 443 {
 444     HRESULT GetGlyphImageFormats_(
 445         UINT16 glyph,
 446         UINT32 ppem_first,
 447         UINT32 ppem_last,
 448         DWRITE_GLYPH_IMAGE_FORMATS *formats);
 449     DWRITE_GLYPH_IMAGE_FORMATS GetGlyphImageFormats();
 450     HRESULT GetGlyphImageData(
 451         UINT16 glyph,
 452         UINT32 ppem,
 453         DWRITE_GLYPH_IMAGE_FORMATS format,
 454         DWRITE_GLYPH_IMAGE_DATA *data,
 455         void **context);
 456     void ReleaseGlyphImageData(void *context);
 457 }
 458
 459 typedef struct DWRITE_COLOR_GLYPH_RUN1
 460 {
 461     DWRITE_GLYPH_RUN glyphRun;
 462     DWRITE_GLYPH_RUN_DESCRIPTION *glyphRunDescription;
 463     FLOAT baselineOriginX;
 464     FLOAT baselineOriginY;
 465     DWRITE_COLOR_F runColor;
 466     UINT16 paletteIndex;
 467     DWRITE_GLYPH_IMAGE_FORMATS glyphImageFormat;
 468     DWRITE_MEASURING_MODE measuringMode;
 469 } DWRITE_COLOR_GLYPH_RUN1;
 470
 471 [
 472     local,
 473     object,
 474     uuid(7c5f86da-c7a1-4f05-b8e1-55a179fe5a35)
 475 ]
 476 interface IDWriteColorGlyphRunEnumerator1 : IDWriteColorGlyphRunEnumerator
 477 {
 478     HRESULT GetCurrentRun(
 479         DWRITE_COLOR_GLYPH_RUN1 const **run);
 480 }
 481
 482 [
 483     local,
 484     object,
 485     uuid(4b0b5bd3-0797-4549-8ac5-fe915cc53856)
 486 ]
 487 interface IDWriteFactory4 : IDWriteFactory3
 488 {
 489     HRESULT TranslateColorGlyphRun(
 490         D2D1_POINT_2F baseline_origin,
 491         DWRITE_GLYPH_RUN const *run,
 492         DWRITE_GLYPH_RUN_DESCRIPTION const *run_desc,
 493         DWRITE_GLYPH_IMAGE_FORMATS desired_formats,
 494         DWRITE_MEASURING_MODE measuring_mode,
 495         DWRITE_MATRIX const *transform,
 496         UINT32 palette,
 497         IDWriteColorGlyphRunEnumerator1 **layers);
 498
 499     HRESULT ComputeGlyphOrigins_(
 500         DWRITE_GLYPH_RUN const *run,
 501         D2D1_POINT_2F baseline_origin,
 502         D2D1_POINT_2F *origins);
 503
 504     HRESULT ComputeGlyphOrigins(
 505         DWRITE_GLYPH_RUN const *run,
 506         DWRITE_MEASURING_MODE measuring_mode,
 507         D2D1_POINT_2F baseline_origin,
 508         DWRITE_MATRIX const *transform,
 509         D2D1_POINT_2F *origins);
 510 }
 511
 512 [
 513     local,
 514     object,
 515     uuid(ce25f8fd-863b-4d13-9651-c1f88dc73fe2)
 516 ]
 517 interface IDWriteAsyncResult : IUnknown
 518 {
 519     HANDLE GetWaitHandle();
 520     HRESULT GetResult();
 521 }
 522
 523 typedef struct DWRITE_FILE_FRAGMENT
 524 {
 525     UINT64 fileOffset;
 526     UINT64 fragmentSize;
 527 } DWRITE_FILE_FRAGMENT;
 528
 529 [
 530     local,
 531     object,
 532     uuid(4db3757a-2c72-4ed9-b2b6-1ababe1aff9c)
 533 ]
 534 interface IDWriteRemoteFontFileStream : IDWriteFontFileStream
 535 {
 536     HRESULT GetLocalFileSize(UINT64 *size);
 537     HRESULT GetFileFragmentLocality(UINT64 offset, UINT64 size, BOOL *is_local, UINT64 *partial_size);
 538     DWRITE_LOCALITY GetLocality();
 539     HRESULT BeginDownload(
 540         GUID const *operation_id,
 541         DWRITE_FILE_FRAGMENT const *fragments,
 542         UINT32 fragment_count,
 543         IDWriteAsyncResult **async_result);
 544 }
 545
 546 typedef enum DWRITE_CONTAINER_TYPE
 547 {
 548     DWRITE_CONTAINER_TYPE_UNKNOWN,
 549     DWRITE_CONTAINER_TYPE_WOFF,
 550     DWRITE_CONTAINER_TYPE_WOFF2,
 551 } DWRITE_CONTAINER_TYPE;
 552
 553 [
 554     local,
 555     object,
 556     uuid(68648c83-6ede-46c0-ab46-20083a887fde)
 557 ]
 558 interface IDWriteRemoteFontFileLoader : IDWriteFontFileLoader
 559 {
 560     HRESULT CreateRemoteStreamFromKey(void const *key, UINT32 key_size, IDWriteRemoteFontFileStream **stream);
 561     HRESULT GetLocalityFromKey(void const *key, UINT32 key_size, DWRITE_LOCALITY *locality);
 562     HRESULT CreateFontFileReferenceFromUrl(
 563         IDWriteFactory *factory,
 564         WCHAR const *base_url,
 565         WCHAR const *file_url,
 566         IDWriteFontFile **fontfile);
 567 }
 568
 569 [
 570     local,
 571     object,
 572     uuid(dc102f47-a12d-4b1c-822d-9e117e33043f)
 573 ]
 574 interface IDWriteInMemoryFontFileLoader : IDWriteFontFileLoader
 575 {
 576     HRESULT CreateInMemoryFontFileReference(
 577         IDWriteFactory *factory,
 578         void const *data,
 579         UINT32 data_size,
 580         IUnknown *owner,
 581         IDWriteFontFile **fontfile);
 582     UINT32 GetFileCount();
 583 }
 584
 585 [
 586     local,
 587     object,
 588     uuid(958db99a-be2a-4f09-af7d-65189803d1d3)
 589 ]
 590 interface IDWriteFactory5 : IDWriteFactory4
 591 {
 592     HRESULT CreateFontSetBuilder(IDWriteFontSetBuilder1 **fontset_builder);
 593     HRESULT CreateInMemoryFontFileLoader(IDWriteFontFileLoader **loader);
 594     HRESULT CreateHttpFontFileLoader(
 595         WCHAR const *referrer_url,
 596         WCHAR const *extra_headers,
 597         IDWriteRemoteFontFileLoader **loader);
 598     DWRITE_CONTAINER_TYPE AnalyzeContainerType(void const *data, UINT32 data_size);
 599     HRESULT UnpackFontFile(
 600         DWRITE_CONTAINER_TYPE container_type,
 601         void const *data,
 602         UINT32 data_size,
 603         IDWriteFontFileStream **stream);
 604 }