dlls/dwrite/layout.c

   1 /*
   2  *    Text format and layout
   3  *
   4  * Copyright 2012 Nikolay Sivov for CodeWeavers
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #define COBJMACROS
  22
  23 #include <stdarg.h>
  24
  25 #include "windef.h"
  26 #include "winbase.h"
  27 #include "wingdi.h"
  28 #include "dwrite.h"
  29 #include "dwrite_private.h"
  30
  31 #include "wine/debug.h"
  32
  33 WINE_DEFAULT_DEBUG_CHANNEL(dwrite);
  34
  35 struct dwrite_textformat_data {
  36     WCHAR *family_name;
  37     WCHAR *locale;
  38     UINT32 locale_len;
  39
  40     DWRITE_FONT_WEIGHT weight;
  41     DWRITE_FONT_STYLE style;
  42     DWRITE_FONT_STRETCH stretch;
  43
  44     FLOAT size;
  45
  46     IDWriteFontCollection *collection;
  47 };
  48
  49 struct dwrite_textlayout {
  50     IDWriteTextLayout IDWriteTextLayout_iface;
  51     LONG ref;
  52
  53     WCHAR *str;
  54     UINT32 len;
  55     struct dwrite_textformat_data format;
  56 };
  57
  58 struct dwrite_textformat {
  59     IDWriteTextFormat IDWriteTextFormat_iface;
  60     LONG ref;
  61     struct dwrite_textformat_data format;
  62 };
  63
  64 static void release_format_data(struct dwrite_textformat_data *data)
  65 {
  66     if (data->collection) IDWriteFontCollection_Release(data->collection);
  67     heap_free(data->family_name);
  68     heap_free(data->locale);
  69 }
  70
  71 static inline struct dwrite_textlayout *impl_from_IDWriteTextLayout(IDWriteTextLayout *iface)
  72 {
  73     return CONTAINING_RECORD(iface, struct dwrite_textlayout, IDWriteTextLayout_iface);
  74 }
  75
  76 static inline struct dwrite_textformat *impl_from_IDWriteTextFormat(IDWriteTextFormat *iface)
  77 {
  78     return CONTAINING_RECORD(iface, struct dwrite_textformat, IDWriteTextFormat_iface);
  79 }
  80
  81 static HRESULT WINAPI dwritetextlayout_QueryInterface(IDWriteTextLayout *iface, REFIID riid, void **obj)
  82 {
  83     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
  84
  85     TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), obj);
  86
  87     if (IsEqualIID(riid, &IID_IUnknown) ||
  88         IsEqualIID(riid, &IID_IDWriteTextFormat) ||
  89         IsEqualIID(riid, &IID_IDWriteTextLayout))
  90     {
  91         *obj = iface;
  92         IDWriteTextLayout_AddRef(iface);
  93         return S_OK;
  94     }
  95
  96     *obj = NULL;
  97
  98     return E_NOINTERFACE;
  99 }
 100
 101 static ULONG WINAPI dwritetextlayout_AddRef(IDWriteTextLayout *iface)
 102 {
 103     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 104     ULONG ref = InterlockedIncrement(&This->ref);
 105     TRACE("(%p)->(%d)\n", This, ref);
 106     return ref;
 107 }
 108
 109 static ULONG WINAPI dwritetextlayout_Release(IDWriteTextLayout *iface)
 110 {
 111     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 112     ULONG ref = InterlockedDecrement(&This->ref);
 113
 114     TRACE("(%p)->(%d)\n", This, ref);
 115
 116     if (!ref)
 117     {
 118         release_format_data(&This->format);
 119         heap_free(This->str);
 120         heap_free(This);
 121     }
 122
 123     return ref;
 124 }
 125
 126 static HRESULT WINAPI dwritetextlayout_SetTextAlignment(IDWriteTextLayout *iface, DWRITE_TEXT_ALIGNMENT alignment)
 127 {
 128     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 129     FIXME("(%p)->(%d): stub\n", This, alignment);
 130     return E_NOTIMPL;
 131 }
 132
 133 static HRESULT WINAPI dwritetextlayout_SetParagraphAlignment(IDWriteTextLayout *iface, DWRITE_PARAGRAPH_ALIGNMENT alignment)
 134 {
 135     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 136     FIXME("(%p)->(%d): stub\n", This, alignment);
 137     return E_NOTIMPL;
 138 }
 139
 140 static HRESULT WINAPI dwritetextlayout_SetWordWrapping(IDWriteTextLayout *iface, DWRITE_WORD_WRAPPING wrapping)
 141 {
 142     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 143     FIXME("(%p)->(%d): stub\n", This, wrapping);
 144     return E_NOTIMPL;
 145 }
 146
 147 static HRESULT WINAPI dwritetextlayout_SetReadingDirection(IDWriteTextLayout *iface, DWRITE_READING_DIRECTION direction)
 148 {
 149     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 150     FIXME("(%p)->(%d): stub\n", This, direction);
 151     return E_NOTIMPL;
 152 }
 153
 154 static HRESULT WINAPI dwritetextlayout_SetFlowDirection(IDWriteTextLayout *iface, DWRITE_FLOW_DIRECTION direction)
 155 {
 156     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 157     FIXME("(%p)->(%d): stub\n", This, direction);
 158     return E_NOTIMPL;
 159 }
 160
 161 static HRESULT WINAPI dwritetextlayout_SetIncrementalTabStop(IDWriteTextLayout *iface, FLOAT tabstop)
 162 {
 163     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 164     FIXME("(%p)->(%f): stub\n", This, tabstop);
 165     return E_NOTIMPL;
 166 }
 167
 168 static HRESULT WINAPI dwritetextlayout_SetTrimming(IDWriteTextLayout *iface, DWRITE_TRIMMING const *trimming,
 169     IDWriteInlineObject *trimming_sign)
 170 {
 171     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 172     FIXME("(%p)->(%p %p): stub\n", This, trimming, trimming_sign);
 173     return E_NOTIMPL;
 174 }
 175
 176 static HRESULT WINAPI dwritetextlayout_SetLineSpacing(IDWriteTextLayout *iface, DWRITE_LINE_SPACING_METHOD spacing,
 177     FLOAT line_spacing, FLOAT baseline)
 178 {
 179     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 180     FIXME("(%p)->(%d %f %f): stub\n", This, spacing, line_spacing, baseline);
 181     return E_NOTIMPL;
 182 }
 183
 184 static DWRITE_TEXT_ALIGNMENT WINAPI dwritetextlayout_GetTextAlignment(IDWriteTextLayout *iface)
 185 {
 186     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 187     FIXME("(%p): stub\n", This);
 188     return DWRITE_TEXT_ALIGNMENT_LEADING;
 189 }
 190
 191 static DWRITE_PARAGRAPH_ALIGNMENT WINAPI dwritetextlayout_GetParagraphAlignment(IDWriteTextLayout *iface)
 192 {
 193     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 194     FIXME("(%p): stub\n", This);
 195     return DWRITE_PARAGRAPH_ALIGNMENT_NEAR;
 196 }
 197
 198 static DWRITE_WORD_WRAPPING WINAPI dwritetextlayout_GetWordWrapping(IDWriteTextLayout *iface)
 199 {
 200     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 201     FIXME("(%p): stub\n", This);
 202     return DWRITE_WORD_WRAPPING_NO_WRAP;
 203 }
 204
 205 static DWRITE_READING_DIRECTION WINAPI dwritetextlayout_GetReadingDirection(IDWriteTextLayout *iface)
 206 {
 207     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 208     FIXME("(%p): stub\n", This);
 209     return DWRITE_READING_DIRECTION_LEFT_TO_RIGHT;
 210 }
 211
 212 static DWRITE_FLOW_DIRECTION WINAPI dwritetextlayout_GetFlowDirection(IDWriteTextLayout *iface)
 213 {
 214     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 215     FIXME("(%p): stub\n", This);
 216     return DWRITE_FLOW_DIRECTION_TOP_TO_BOTTOM;
 217 }
 218
 219 static FLOAT WINAPI dwritetextlayout_GetIncrementalTabStop(IDWriteTextLayout *iface)
 220 {
 221     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 222     FIXME("(%p): stub\n", This);
 223     return 0.0;
 224 }
 225
 226 static HRESULT WINAPI dwritetextlayout_GetTrimming(IDWriteTextLayout *iface, DWRITE_TRIMMING *options,
 227     IDWriteInlineObject **trimming_sign)
 228 {
 229     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 230     FIXME("(%p)->(%p %p): stub\n", This, options, trimming_sign);
 231     return E_NOTIMPL;
 232 }
 233
 234 static HRESULT WINAPI dwritetextlayout_GetLineSpacing(IDWriteTextLayout *iface, DWRITE_LINE_SPACING_METHOD *method,
 235     FLOAT *spacing, FLOAT *baseline)
 236 {
 237     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 238     FIXME("(%p)->(%p %p %p): stub\n", This, method, spacing, baseline);
 239     return E_NOTIMPL;
 240 }
 241
 242 static HRESULT WINAPI dwritetextlayout_GetFontCollection(IDWriteTextLayout *iface, IDWriteFontCollection **collection)
 243 {
 244     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 245     FIXME("(%p)->(%p): stub\n", This, collection);
 246     return E_NOTIMPL;
 247 }
 248
 249 static UINT32 WINAPI dwritetextlayout_GetFontFamilyNameLength(IDWriteTextLayout *iface)
 250 {
 251     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 252     FIXME("(%p): stub\n", This);
 253     return 0;
 254 }
 255
 256 static HRESULT WINAPI dwritetextlayout_GetFontFamilyName(IDWriteTextLayout *iface, WCHAR *name, UINT32 size)
 257 {
 258     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 259     FIXME("(%p)->(%p %u): stub\n", This, name, size);
 260     return E_NOTIMPL;
 261 }
 262
 263 static DWRITE_FONT_WEIGHT WINAPI dwritetextlayout_GetFontWeight(IDWriteTextLayout *iface)
 264 {
 265     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 266     FIXME("(%p): stub\n", This);
 267     return DWRITE_FONT_WEIGHT_NORMAL;
 268 }
 269
 270 static DWRITE_FONT_STYLE WINAPI dwritetextlayout_GetFontStyle(IDWriteTextLayout *iface)
 271 {
 272     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 273     FIXME("(%p): stub\n", This);
 274     return DWRITE_FONT_STYLE_NORMAL;
 275 }
 276
 277 static DWRITE_FONT_STRETCH WINAPI dwritetextlayout_GetFontStretch(IDWriteTextLayout *iface)
 278 {
 279     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 280     FIXME("(%p): stub\n", This);
 281     return DWRITE_FONT_STRETCH_NORMAL;
 282 }
 283
 284 static FLOAT WINAPI dwritetextlayout_GetFontSize(IDWriteTextLayout *iface)
 285 {
 286     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 287     FIXME("(%p): stub\n", This);
 288     return 0.0;
 289 }
 290
 291 static UINT32 WINAPI dwritetextlayout_GetLocaleNameLength(IDWriteTextLayout *iface)
 292 {
 293     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 294     TRACE("(%p)\n", This);
 295     return This->format.locale_len;
 296 }
 297
 298 static HRESULT WINAPI dwritetextlayout_GetLocaleName(IDWriteTextLayout *iface, WCHAR *name, UINT32 size)
 299 {
 300     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 301
 302     TRACE("(%p)->(%p %u)\n", This, name, size);
 303
 304     if (size <= This->format.locale_len) return E_NOT_SUFFICIENT_BUFFER;
 305     strcpyW(name, This->format.locale);
 306     return S_OK;
 307 }
 308
 309 static HRESULT WINAPI dwritetextlayout_SetMaxWidth(IDWriteTextLayout *iface, FLOAT maxWidth)
 310 {
 311     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 312     FIXME("(%p)->(%f): stub\n", This, maxWidth);
 313     return E_NOTIMPL;
 314 }
 315
 316 static HRESULT WINAPI dwritetextlayout_SetMaxHeight(IDWriteTextLayout *iface, FLOAT maxHeight)
 317 {
 318     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 319     FIXME("(%p)->(%f): stub\n", This, maxHeight);
 320     return E_NOTIMPL;
 321 }
 322
 323 static HRESULT WINAPI dwritetextlayout_SetFontCollection(IDWriteTextLayout *iface, IDWriteFontCollection* collection, DWRITE_TEXT_RANGE range)
 324 {
 325     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 326     FIXME("(%p)->(%p %u:%u): stub\n", This, collection, range.startPosition, range.length);
 327     return E_NOTIMPL;
 328 }
 329
 330 static HRESULT WINAPI dwritetextlayout_SetFontFamilyName(IDWriteTextLayout *iface, WCHAR const *name, DWRITE_TEXT_RANGE range)
 331 {
 332     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 333     FIXME("(%p)->(%s %u:%u): stub\n", This, debugstr_w(name), range.startPosition, range.length);
 334     return E_NOTIMPL;
 335 }
 336
 337 static HRESULT WINAPI dwritetextlayout_SetFontWeight(IDWriteTextLayout *iface, DWRITE_FONT_WEIGHT weight, DWRITE_TEXT_RANGE range)
 338 {
 339     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 340     FIXME("(%p)->(%d %u:%u): stub\n", This, weight, range.startPosition, range.length);
 341     return E_NOTIMPL;
 342 }
 343
 344 static HRESULT WINAPI dwritetextlayout_SetFontStyle(IDWriteTextLayout *iface, DWRITE_FONT_STYLE style, DWRITE_TEXT_RANGE range)
 345 {
 346     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 347     FIXME("(%p)->(%d %u:%u): stub\n", This, style, range.startPosition, range.length);
 348     return E_NOTIMPL;
 349 }
 350
 351 static HRESULT WINAPI dwritetextlayout_SetFontStretch(IDWriteTextLayout *iface, DWRITE_FONT_STRETCH stretch, DWRITE_TEXT_RANGE range)
 352 {
 353     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 354     FIXME("(%p)->(%d %u:%u): stub\n", This, stretch, range.startPosition, range.length);
 355     return E_NOTIMPL;
 356 }
 357
 358 static HRESULT WINAPI dwritetextlayout_SetFontSize(IDWriteTextLayout *iface, FLOAT size, DWRITE_TEXT_RANGE range)
 359 {
 360     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 361     FIXME("(%p)->(%f %u:%u): stub\n", This, size, range.startPosition, range.length);
 362     return E_NOTIMPL;
 363 }
 364
 365 static HRESULT WINAPI dwritetextlayout_SetUnderline(IDWriteTextLayout *iface, BOOL underline, DWRITE_TEXT_RANGE range)
 366 {
 367     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 368     FIXME("(%p)->(%d %u:%u): stub\n", This, underline, range.startPosition, range.length);
 369     return E_NOTIMPL;
 370 }
 371
 372 static HRESULT WINAPI dwritetextlayout_SetStrikethrough(IDWriteTextLayout *iface, BOOL strikethrough, DWRITE_TEXT_RANGE range)
 373 {
 374     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 375     FIXME("(%p)->(%d %u:%u): stub\n", This, strikethrough, range.startPosition, range.length);
 376     return E_NOTIMPL;
 377 }
 378
 379 static HRESULT WINAPI dwritetextlayout_SetDrawingEffect(IDWriteTextLayout *iface, IUnknown* effect, DWRITE_TEXT_RANGE range)
 380 {
 381     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 382     FIXME("(%p)->(%p %u:%u): stub\n", This, effect, range.startPosition, range.length);
 383     return E_NOTIMPL;
 384 }
 385
 386 static HRESULT WINAPI dwritetextlayout_SetInlineObject(IDWriteTextLayout *iface, IDWriteInlineObject *object, DWRITE_TEXT_RANGE range)
 387 {
 388     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 389     FIXME("(%p)->(%p %u:%u): stub\n", This, object, range.startPosition, range.length);
 390     return E_NOTIMPL;
 391 }
 392
 393 static HRESULT WINAPI dwritetextlayout_SetTypography(IDWriteTextLayout *iface, IDWriteTypography* typography, DWRITE_TEXT_RANGE range)
 394 {
 395     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 396     FIXME("(%p)->(%p %u:%u): stub\n", This, typography, range.startPosition, range.length);
 397     return E_NOTIMPL;
 398 }
 399
 400 static HRESULT WINAPI dwritetextlayout_SetLocaleName(IDWriteTextLayout *iface, WCHAR const* locale, DWRITE_TEXT_RANGE range)
 401 {
 402     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 403     FIXME("(%p)->(%s %u:%u): stub\n", This, debugstr_w(locale), range.startPosition, range.length);
 404     return E_NOTIMPL;
 405 }
 406
 407 static FLOAT WINAPI dwritetextlayout_GetMaxWidth(IDWriteTextLayout *iface)
 408 {
 409     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 410     FIXME("(%p): stub\n", This);
 411     return 0.0;
 412 }
 413
 414 static FLOAT WINAPI dwritetextlayout_GetMaxHeight(IDWriteTextLayout *iface)
 415 {
 416     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 417     FIXME("(%p): stub\n", This);
 418     return 0.0;
 419 }
 420
 421 static HRESULT WINAPI dwritetextlayout_layout_GetFontCollection(IDWriteTextLayout *iface, UINT32 pos,
 422     IDWriteFontCollection** collection, DWRITE_TEXT_RANGE *range)
 423 {
 424     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 425     FIXME("(%p)->(%p %p): stub\n", This, collection, range);
 426     return E_NOTIMPL;
 427 }
 428
 429 static HRESULT WINAPI dwritetextlayout_layout_GetFontFamilyNameLength(IDWriteTextLayout *iface,
 430     UINT32 pos, UINT32* len, DWRITE_TEXT_RANGE *range)
 431 {
 432     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 433     FIXME("(%p)->(%d %p %p): stub\n", This, pos, len, range);
 434     return E_NOTIMPL;
 435 }
 436
 437 static HRESULT WINAPI dwritetextlayout_layout_GetFontFamilyName(IDWriteTextLayout *iface,
 438     UINT32 position, WCHAR* name, UINT32 name_size, DWRITE_TEXT_RANGE *range)
 439 {
 440     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 441     FIXME("(%p)->(%u %p %u %p): stub\n", This, position, name, name_size, range);
 442     return E_NOTIMPL;
 443 }
 444
 445 static HRESULT WINAPI dwritetextlayout_layout_GetFontWeight(IDWriteTextLayout *iface,
 446     UINT32 position, DWRITE_FONT_WEIGHT *weight, DWRITE_TEXT_RANGE *range)
 447 {
 448     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 449     FIXME("(%p)->(%u %p %p): stub\n", This, position, weight, range);
 450     return E_NOTIMPL;
 451 }
 452
 453 static HRESULT WINAPI dwritetextlayout_layout_GetFontStyle(IDWriteTextLayout *iface,
 454     UINT32 currentPosition, DWRITE_FONT_STYLE *style, DWRITE_TEXT_RANGE *range)
 455 {
 456     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 457     FIXME("(%p)->(%u %p %p): stub\n", This, currentPosition, style, range);
 458     return E_NOTIMPL;
 459 }
 460
 461 static HRESULT WINAPI dwritetextlayout_layout_GetFontStretch(IDWriteTextLayout *iface,
 462     UINT32 position, DWRITE_FONT_STRETCH *stretch, DWRITE_TEXT_RANGE *range)
 463 {
 464     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 465     FIXME("(%p)->(%u %p %p): stub\n", This, position, stretch, range);
 466     return E_NOTIMPL;
 467 }
 468
 469 static HRESULT WINAPI dwritetextlayout_layout_GetFontSize(IDWriteTextLayout *iface,
 470     UINT32 position, FLOAT *size, DWRITE_TEXT_RANGE *range)
 471 {
 472     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 473     FIXME("(%p)->(%u %p %p): stub\n", This, position, size, range);
 474     return E_NOTIMPL;
 475 }
 476
 477 static HRESULT WINAPI dwritetextlayout_GetUnderline(IDWriteTextLayout *iface,
 478     UINT32 position, BOOL *has_underline, DWRITE_TEXT_RANGE *range)
 479 {
 480     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 481     FIXME("(%p)->(%u %p %p): stub\n", This, position, has_underline, range);
 482     return E_NOTIMPL;
 483 }
 484
 485 static HRESULT WINAPI dwritetextlayout_GetStrikethrough(IDWriteTextLayout *iface,
 486     UINT32 position, BOOL *has_strikethrough, DWRITE_TEXT_RANGE *range)
 487 {
 488     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 489     FIXME("(%p)->(%u %p %p): stub\n", This, position, has_strikethrough, range);
 490     return E_NOTIMPL;
 491 }
 492
 493 static HRESULT WINAPI dwritetextlayout_GetDrawingEffect(IDWriteTextLayout *iface,
 494     UINT32 position, IUnknown **effect, DWRITE_TEXT_RANGE *range)
 495 {
 496     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 497     FIXME("(%p)->(%u %p %p): stub\n", This, position, effect, range);
 498     return E_NOTIMPL;
 499 }
 500
 501 static HRESULT WINAPI dwritetextlayout_GetInlineObject(IDWriteTextLayout *iface,
 502     UINT32 position, IDWriteInlineObject **object, DWRITE_TEXT_RANGE *range)
 503 {
 504     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 505     FIXME("(%p)->(%u %p %p): stub\n", This, position, object, range);
 506     return E_NOTIMPL;
 507 }
 508
 509 static HRESULT WINAPI dwritetextlayout_GetTypography(IDWriteTextLayout *iface,
 510     UINT32 position, IDWriteTypography** typography, DWRITE_TEXT_RANGE *range)
 511 {
 512     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 513     FIXME("(%p)->(%u %p %p): stub\n", This, position, typography, range);
 514     return E_NOTIMPL;
 515 }
 516
 517 static HRESULT WINAPI dwritetextlayout_layout_GetLocaleNameLength(IDWriteTextLayout *iface,
 518     UINT32 position, UINT32* length, DWRITE_TEXT_RANGE *range)
 519 {
 520     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 521     FIXME("(%p)->(%u %p %p): stub\n", This, position, length, range);
 522     return E_NOTIMPL;
 523 }
 524
 525 static HRESULT WINAPI dwritetextlayout_layout_GetLocaleName(IDWriteTextLayout *iface,
 526     UINT32 position, WCHAR* name, UINT32 name_size, DWRITE_TEXT_RANGE *range)
 527 {
 528     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 529     FIXME("(%p)->(%u %p %u %p): stub\n", This, position, name, name_size, range);
 530     return E_NOTIMPL;
 531 }
 532
 533 static HRESULT WINAPI dwritetextlayout_Draw(IDWriteTextLayout *iface,
 534     void *context, IDWriteTextRenderer* renderer, FLOAT originX, FLOAT originY)
 535 {
 536     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 537     FIXME("(%p)->(%p %p %f %f): stub\n", This, context, renderer, originX, originY);
 538     return E_NOTIMPL;
 539 }
 540
 541 static HRESULT WINAPI dwritetextlayout_GetLineMetrics(IDWriteTextLayout *iface,
 542     DWRITE_LINE_METRICS *metrics, UINT32 max_count, UINT32 *actual_count)
 543 {
 544     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 545     FIXME("(%p)->(%p %u %p): stub\n", This, metrics, max_count, actual_count);
 546     return E_NOTIMPL;
 547 }
 548
 549 static HRESULT WINAPI dwritetextlayout_GetMetrics(IDWriteTextLayout *iface, DWRITE_TEXT_METRICS *metrics)
 550 {
 551     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 552     FIXME("(%p)->(%p): stub\n", This, metrics);
 553     return E_NOTIMPL;
 554 }
 555
 556 static HRESULT WINAPI dwritetextlayout_GetOverhangMetrics(IDWriteTextLayout *iface, DWRITE_OVERHANG_METRICS *overhangs)
 557 {
 558     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 559     FIXME("(%p)->(%p): stub\n", This, overhangs);
 560     return E_NOTIMPL;
 561 }
 562
 563 static HRESULT WINAPI dwritetextlayout_GetClusterMetrics(IDWriteTextLayout *iface,
 564     DWRITE_CLUSTER_METRICS *metrics, UINT32 max_count, UINT32* act_count)
 565 {
 566     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 567     FIXME("(%p)->(%p %u %p): stub\n", This, metrics, max_count, act_count);
 568     return E_NOTIMPL;
 569 }
 570
 571 static HRESULT WINAPI dwritetextlayout_DetermineMinWidth(IDWriteTextLayout *iface, FLOAT* min_width)
 572 {
 573     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 574     FIXME("(%p)->(%p): stub\n", This, min_width);
 575     return E_NOTIMPL;
 576 }
 577
 578 static HRESULT WINAPI dwritetextlayout_HitTestPoint(IDWriteTextLayout *iface,
 579     FLOAT pointX, FLOAT pointY, BOOL* is_trailinghit, BOOL* is_inside, DWRITE_HIT_TEST_METRICS *metrics)
 580 {
 581     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 582     FIXME("(%p)->(%f %f %p %p %p): stub\n", This, pointX, pointY, is_trailinghit, is_inside, metrics);
 583     return E_NOTIMPL;
 584 }
 585
 586 static HRESULT WINAPI dwritetextlayout_HitTestTextPosition(IDWriteTextLayout *iface,
 587     UINT32 textPosition, BOOL is_trailinghit, FLOAT* pointX, FLOAT* pointY, DWRITE_HIT_TEST_METRICS *metrics)
 588 {
 589     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 590     FIXME("(%p)->(%u %d %p %p %p): stub\n", This, textPosition, is_trailinghit, pointX, pointY, metrics);
 591     return E_NOTIMPL;
 592 }
 593
 594 static HRESULT WINAPI dwritetextlayout_HitTestTextRange(IDWriteTextLayout *iface,
 595     UINT32 textPosition, UINT32 textLength, FLOAT originX, FLOAT originY,
 596     DWRITE_HIT_TEST_METRICS *metrics, UINT32 max_metricscount, UINT32* actual_metricscount)
 597 {
 598     struct dwrite_textlayout *This = impl_from_IDWriteTextLayout(iface);
 599     FIXME("(%p)->(%u %u %f %f %p %u %p): stub\n", This, textPosition, textLength, originX, originY, metrics,
 600         max_metricscount, actual_metricscount);
 601     return E_NOTIMPL;
 602 }
 603
 604 static const IDWriteTextLayoutVtbl dwritetextlayoutvtbl = {
 605     dwritetextlayout_QueryInterface,
 606     dwritetextlayout_AddRef,
 607     dwritetextlayout_Release,
 608     dwritetextlayout_SetTextAlignment,
 609     dwritetextlayout_SetParagraphAlignment,
 610     dwritetextlayout_SetWordWrapping,
 611     dwritetextlayout_SetReadingDirection,
 612     dwritetextlayout_SetFlowDirection,
 613     dwritetextlayout_SetIncrementalTabStop,
 614     dwritetextlayout_SetTrimming,
 615     dwritetextlayout_SetLineSpacing,
 616     dwritetextlayout_GetTextAlignment,
 617     dwritetextlayout_GetParagraphAlignment,
 618     dwritetextlayout_GetWordWrapping,
 619     dwritetextlayout_GetReadingDirection,
 620     dwritetextlayout_GetFlowDirection,
 621     dwritetextlayout_GetIncrementalTabStop,
 622     dwritetextlayout_GetTrimming,
 623     dwritetextlayout_GetLineSpacing,
 624     dwritetextlayout_GetFontCollection,
 625     dwritetextlayout_GetFontFamilyNameLength,
 626     dwritetextlayout_GetFontFamilyName,
 627     dwritetextlayout_GetFontWeight,
 628     dwritetextlayout_GetFontStyle,
 629     dwritetextlayout_GetFontStretch,
 630     dwritetextlayout_GetFontSize,
 631     dwritetextlayout_GetLocaleNameLength,
 632     dwritetextlayout_GetLocaleName,
 633     dwritetextlayout_SetMaxWidth,
 634     dwritetextlayout_SetMaxHeight,
 635     dwritetextlayout_SetFontCollection,
 636     dwritetextlayout_SetFontFamilyName,
 637     dwritetextlayout_SetFontWeight,
 638     dwritetextlayout_SetFontStyle,
 639     dwritetextlayout_SetFontStretch,
 640     dwritetextlayout_SetFontSize,
 641     dwritetextlayout_SetUnderline,
 642     dwritetextlayout_SetStrikethrough,
 643     dwritetextlayout_SetDrawingEffect,
 644     dwritetextlayout_SetInlineObject,
 645     dwritetextlayout_SetTypography,
 646     dwritetextlayout_SetLocaleName,
 647     dwritetextlayout_GetMaxWidth,
 648     dwritetextlayout_GetMaxHeight,
 649     dwritetextlayout_layout_GetFontCollection,
 650     dwritetextlayout_layout_GetFontFamilyNameLength,
 651     dwritetextlayout_layout_GetFontFamilyName,
 652     dwritetextlayout_layout_GetFontWeight,
 653     dwritetextlayout_layout_GetFontStyle,
 654     dwritetextlayout_layout_GetFontStretch,
 655     dwritetextlayout_layout_GetFontSize,
 656     dwritetextlayout_GetUnderline,
 657     dwritetextlayout_GetStrikethrough,
 658     dwritetextlayout_GetDrawingEffect,
 659     dwritetextlayout_GetInlineObject,
 660     dwritetextlayout_GetTypography,
 661     dwritetextlayout_layout_GetLocaleNameLength,
 662     dwritetextlayout_layout_GetLocaleName,
 663     dwritetextlayout_Draw,
 664     dwritetextlayout_GetLineMetrics,
 665     dwritetextlayout_GetMetrics,
 666     dwritetextlayout_GetOverhangMetrics,
 667     dwritetextlayout_GetClusterMetrics,
 668     dwritetextlayout_DetermineMinWidth,
 669     dwritetextlayout_HitTestPoint,
 670     dwritetextlayout_HitTestTextPosition,
 671     dwritetextlayout_HitTestTextRange
 672 };
 673
 674 HRESULT create_textlayout(const WCHAR *str, UINT32 len, IDWriteTextFormat *format, IDWriteTextLayout **layout)
 675 {
 676     struct dwrite_textlayout *This;
 677     UINT32 locale_len;
 678
 679     *layout = NULL;
 680
 681     This = heap_alloc(sizeof(struct dwrite_textlayout));
 682     if (!This) return E_OUTOFMEMORY;
 683
 684     This->IDWriteTextLayout_iface.lpVtbl = &dwritetextlayoutvtbl;
 685     This->ref = 1;
 686     This->str = heap_strdupnW(str, len);
 687     This->len = len;
 688     memset(&This->format, 0, sizeof(This->format));
 689
 690     /* reference is not kept here, instead copy all underlying data */
 691     IDWriteTextFormat_GetFontCollection(format, &This->format.collection);
 692
 693     /* locale name and length */
 694     locale_len = IDWriteTextFormat_GetLocaleNameLength(format);
 695     This->format.locale  = heap_alloc((locale_len+1)*sizeof(WCHAR));
 696     IDWriteTextFormat_GetLocaleName(format, This->format.locale, locale_len+1);
 697     This->format.locale_len = locale_len;
 698
 699     This->format.weight  = IDWriteTextFormat_GetFontWeight(format);
 700     This->format.style   = IDWriteTextFormat_GetFontStyle(format);
 701     This->format.stretch = IDWriteTextFormat_GetFontStretch(format);
 702     This->format.size    = IDWriteTextFormat_GetFontSize(format);
 703
 704     *layout = &This->IDWriteTextLayout_iface;
 705
 706     return S_OK;
 707 }
 708
 709 static HRESULT WINAPI dwritetextformat_QueryInterface(IDWriteTextFormat *iface, REFIID riid, void **obj)
 710 {
 711     struct dwrite_textformat *This = impl_from_IDWriteTextFormat(iface);
 712
 713     TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), obj);
 714
 715     if (IsEqualIID(riid, &IID_IUnknown) ||
 716         IsEqualIID(riid, &IID_IDWriteTextFormat))
 717     {
 718         *obj = iface;
 719         IDWriteTextFormat_AddRef(iface);
 720         return S_OK;
 721     }
 722
 723     *obj = NULL;
 724
 725     return E_NOINTERFACE;
 726 }
 727
 728 static ULONG WINAPI dwritetextformat_AddRef(IDWriteTextFormat *iface)
 729 {
 730     struct dwrite_textformat *This = impl_from_IDWriteTextFormat(iface);
 731     ULONG ref = InterlockedIncrement(&This->ref);
 732     TRACE("(%p)->(%d)\n", This, ref);
 733     return ref;
 734 }
 735
 736 static ULONG WINAPI dwritetextformat_Release(IDWriteTextFormat *iface)
 737 {
 738     struct dwrite_textformat *This = impl_from_IDWriteTextFormat(iface);
 739     ULONG ref = InterlockedDecrement(&This->ref);
 740
 741     TRACE("(%p)->(%d)\n", This, ref);
 742
 743     if (!ref)
 744     {
 745         release_format_data(&This->format);
 746         heap_free(This);
 747     }
 748
 749     return ref;
 750 }
 751
 752 static HRESULT WINAPI dwritetextformat_SetTextAlignment(IDWriteTextFormat *iface, DWRITE_TEXT_ALIGNMENT alignment)
 753 {
 754     struct dwrite_textformat *This = impl_from_IDWriteTextFormat(iface);
 755     FIXME("(%p)->(%d): stub\n", This, alignment);
 756     return E_NOTIMPL;
 757 }
 758
 759 static HRESULT WINAPI dwritetextformat_SetParagraphAlignment(IDWriteTextFormat *iface, DWRITE_PARAGRAPH_ALIGNMENT alignment)
 760 {
 761     struct dwrite_textformat *This = impl_from_IDWriteTextFormat(iface);
 762     FIXME("(%p)->(%d): stub\n", This, alignment);
 763     return E_NOTIMPL;
 764 }
 765
 766 static HRESULT WINAPI dwritetextformat_SetWordWrapping(IDWriteTextFormat *iface, DWRITE_WORD_WRAPPING wrapping)
 767 {
 768     struct dwrite_textformat *This = impl_from_IDWriteTextFormat(iface);
 769     FIXME("(%p)->(%d): stub\n", This, wrapping);
 770     return E_NOTIMPL;
 771 }
 772
 773 static HRESULT WINAPI dwritetextformat_SetReadingDirection(IDWriteTextFormat *iface, DWRITE_READING_DIRECTION direction)
 774 {
 775     struct dwrite_textformat *This = impl_from_IDWriteTextFormat(iface);
 776     FIXME("(%p)->(%d): stub\n", This, direction);
 777     return E_NOTIMPL;
 778 }
 779
 780 static HRESULT WINAPI dwritetextformat_SetFlowDirection(IDWriteTextFormat *iface, DWRITE_FLOW_DIRECTION direction)
 781 {
 782     struct dwrite_textformat *This = impl_from_IDWriteTextFormat(iface);
 783     FIXME("(%p)->(%d): stub\n", This, direction);
 784     return E_NOTIMPL;
 785 }
 786
 787 static HRESULT WINAPI dwritetextformat_SetIncrementalTabStop(IDWriteTextFormat *iface, FLOAT tabstop)
 788 {
 789     struct dwrite_textformat *This = impl_from_IDWriteTextFormat(iface);
 790     FIXME("(%p)->(%f): stub\n", This, tabstop);
 791     return E_NOTIMPL;
 792 }
 793
 794 static HRESULT WINAPI dwritetextformat_SetTrimming(IDWriteTextFormat *iface, DWRITE_TRIMMING const *trimming,
 795     IDWriteInlineObject *trimming_sign)
 796 {
 797     struct dwrite_textformat *This = impl_from_IDWriteTextFormat(iface);
 798     FIXME("(%p)->(%p %p): stub\n", This, trimming, trimming_sign);
 799     return E_NOTIMPL;
 800 }
 801
 802 static HRESULT WINAPI dwritetextformat_SetLineSpacing(IDWriteTextFormat *iface, DWRITE_LINE_SPACING_METHOD spacing,
 803     FLOAT line_spacing, FLOAT baseline)
 804 {
 805     struct dwrite_textformat *This = impl_from_IDWriteTextFormat(iface);
 806     FIXME("(%p)->(%d %f %f): stub\n", This, spacing, line_spacing, baseline);
 807     return E_NOTIMPL;
 808 }
 809
 810 static DWRITE_TEXT_ALIGNMENT WINAPI dwritetextformat_GetTextAlignment(IDWriteTextFormat *iface)
 811 {
 812     struct dwrite_textformat *This = impl_from_IDWriteTextFormat(iface);
 813     FIXME("(%p): stub\n", This);
 814     return DWRITE_TEXT_ALIGNMENT_LEADING;
 815 }
 816
 817 static DWRITE_PARAGRAPH_ALIGNMENT WINAPI dwritetextformat_GetParagraphAlignment(IDWriteTextFormat *iface)
 818 {
 819     struct dwrite_textformat *This = impl_from_IDWriteTextFormat(iface);
 820     FIXME("(%p): stub\n", This);
 821     return DWRITE_PARAGRAPH_ALIGNMENT_NEAR;
 822 }
 823
 824 static DWRITE_WORD_WRAPPING WINAPI dwritetextformat_GetWordWrapping(IDWriteTextFormat *iface)
 825 {
 826     struct dwrite_textformat *This = impl_from_IDWriteTextFormat(iface);
 827     FIXME("(%p): stub\n", This);
 828     return DWRITE_WORD_WRAPPING_NO_WRAP;
 829 }
 830
 831 static DWRITE_READING_DIRECTION WINAPI dwritetextformat_GetReadingDirection(IDWriteTextFormat *iface)
 832 {
 833     struct dwrite_textformat *This = impl_from_IDWriteTextFormat(iface);
 834     FIXME("(%p): stub\n", This);
 835     return DWRITE_READING_DIRECTION_LEFT_TO_RIGHT;
 836 }
 837
 838 static DWRITE_FLOW_DIRECTION WINAPI dwritetextformat_GetFlowDirection(IDWriteTextFormat *iface)
 839 {
 840     struct dwrite_textformat *This = impl_from_IDWriteTextFormat(iface);
 841     FIXME("(%p): stub\n", This);
 842     return DWRITE_FLOW_DIRECTION_TOP_TO_BOTTOM;
 843 }
 844
 845 static FLOAT WINAPI dwritetextformat_GetIncrementalTabStop(IDWriteTextFormat *iface)
 846 {
 847     struct dwrite_textformat *This = impl_from_IDWriteTextFormat(iface);
 848     FIXME("(%p): stub\n", This);
 849     return 0.0;
 850 }
 851
 852 static HRESULT WINAPI dwritetextformat_GetTrimming(IDWriteTextFormat *iface, DWRITE_TRIMMING *options,
 853     IDWriteInlineObject **trimming_sign)
 854 {
 855     struct dwrite_textformat *This = impl_from_IDWriteTextFormat(iface);
 856     FIXME("(%p)->(%p %p): stub\n", This, options, trimming_sign);
 857     return E_NOTIMPL;
 858 }
 859
 860 static HRESULT WINAPI dwritetextformat_GetLineSpacing(IDWriteTextFormat *iface, DWRITE_LINE_SPACING_METHOD *method,
 861     FLOAT *spacing, FLOAT *baseline)
 862 {
 863     struct dwrite_textformat *This = impl_from_IDWriteTextFormat(iface);
 864     FIXME("(%p)->(%p %p %p): stub\n", This, method, spacing, baseline);
 865     return E_NOTIMPL;
 866 }
 867
 868 static HRESULT WINAPI dwritetextformat_GetFontCollection(IDWriteTextFormat *iface, IDWriteFontCollection **collection)
 869 {
 870     struct dwrite_textformat *This = impl_from_IDWriteTextFormat(iface);
 871
 872     TRACE("(%p)->(%p)\n", This, collection);
 873
 874     *collection = This->format.collection;
 875     IDWriteFontCollection_AddRef(*collection);
 876
 877     return S_OK;
 878 }
 879
 880 static UINT32 WINAPI dwritetextformat_GetFontFamilyNameLength(IDWriteTextFormat *iface)
 881 {
 882     struct dwrite_textformat *This = impl_from_IDWriteTextFormat(iface);
 883     FIXME("(%p): stub\n", This);
 884     return 0;
 885 }
 886
 887 static HRESULT WINAPI dwritetextformat_GetFontFamilyName(IDWriteTextFormat *iface, WCHAR *name, UINT32 size)
 888 {
 889     struct dwrite_textformat *This = impl_from_IDWriteTextFormat(iface);
 890     FIXME("(%p)->(%p %u): stub\n", This, name, size);
 891     return E_NOTIMPL;
 892 }
 893
 894 static DWRITE_FONT_WEIGHT WINAPI dwritetextformat_GetFontWeight(IDWriteTextFormat *iface)
 895 {
 896     struct dwrite_textformat *This = impl_from_IDWriteTextFormat(iface);
 897     TRACE("(%p)\n", This);
 898     return This->format.weight;
 899 }
 900
 901 static DWRITE_FONT_STYLE WINAPI dwritetextformat_GetFontStyle(IDWriteTextFormat *iface)
 902 {
 903     struct dwrite_textformat *This = impl_from_IDWriteTextFormat(iface);
 904     TRACE("(%p)\n", This);
 905     return This->format.style;
 906 }
 907
 908 static DWRITE_FONT_STRETCH WINAPI dwritetextformat_GetFontStretch(IDWriteTextFormat *iface)
 909 {
 910     struct dwrite_textformat *This = impl_from_IDWriteTextFormat(iface);
 911     TRACE("(%p)\n", This);
 912     return This->format.stretch;
 913 }
 914
 915 static FLOAT WINAPI dwritetextformat_GetFontSize(IDWriteTextFormat *iface)
 916 {
 917     struct dwrite_textformat *This = impl_from_IDWriteTextFormat(iface);
 918     TRACE("(%p)\n", This);
 919     return This->format.size;
 920 }
 921
 922 static UINT32 WINAPI dwritetextformat_GetLocaleNameLength(IDWriteTextFormat *iface)
 923 {
 924     struct dwrite_textformat *This = impl_from_IDWriteTextFormat(iface);
 925     TRACE("(%p)\n", This);
 926     return This->format.locale_len;
 927 }
 928
 929 static HRESULT WINAPI dwritetextformat_GetLocaleName(IDWriteTextFormat *iface, WCHAR *name, UINT32 size)
 930 {
 931     struct dwrite_textformat *This = impl_from_IDWriteTextFormat(iface);
 932
 933     TRACE("(%p)->(%p %u)\n", This, name, size);
 934
 935     if (size <= This->format.locale_len) return E_NOT_SUFFICIENT_BUFFER;
 936     strcpyW(name, This->format.locale);
 937     return S_OK;
 938 }
 939
 940 static const IDWriteTextFormatVtbl dwritetextformatvtbl = {
 941     dwritetextformat_QueryInterface,
 942     dwritetextformat_AddRef,
 943     dwritetextformat_Release,
 944     dwritetextformat_SetTextAlignment,
 945     dwritetextformat_SetParagraphAlignment,
 946     dwritetextformat_SetWordWrapping,
 947     dwritetextformat_SetReadingDirection,
 948     dwritetextformat_SetFlowDirection,
 949     dwritetextformat_SetIncrementalTabStop,
 950     dwritetextformat_SetTrimming,
 951     dwritetextformat_SetLineSpacing,
 952     dwritetextformat_GetTextAlignment,
 953     dwritetextformat_GetParagraphAlignment,
 954     dwritetextformat_GetWordWrapping,
 955     dwritetextformat_GetReadingDirection,
 956     dwritetextformat_GetFlowDirection,
 957     dwritetextformat_GetIncrementalTabStop,
 958     dwritetextformat_GetTrimming,
 959     dwritetextformat_GetLineSpacing,
 960     dwritetextformat_GetFontCollection,
 961     dwritetextformat_GetFontFamilyNameLength,
 962     dwritetextformat_GetFontFamilyName,
 963     dwritetextformat_GetFontWeight,
 964     dwritetextformat_GetFontStyle,
 965     dwritetextformat_GetFontStretch,
 966     dwritetextformat_GetFontSize,
 967     dwritetextformat_GetLocaleNameLength,
 968     dwritetextformat_GetLocaleName
 969 };
 970
 971 HRESULT create_textformat(const WCHAR *family_name, IDWriteFontCollection *collection, DWRITE_FONT_WEIGHT weight, DWRITE_FONT_STYLE style,
 972     DWRITE_FONT_STRETCH stretch, FLOAT size, const WCHAR *locale, IDWriteTextFormat **format)
 973 {
 974     struct dwrite_textformat *This;
 975
 976     *format = NULL;
 977
 978     This = heap_alloc(sizeof(struct dwrite_textformat));
 979     if (!This) return E_OUTOFMEMORY;
 980
 981     This->IDWriteTextFormat_iface.lpVtbl = &dwritetextformatvtbl;
 982     This->ref = 1;
 983     This->format.family_name = heap_strdupW(family_name);
 984     This->format.locale = heap_strdupW(locale);
 985     This->format.locale_len = strlenW(locale);
 986     This->format.weight = weight;
 987     This->format.style = style;
 988     This->format.size = size;
 989
 990     if (collection)
 991     {
 992         This->format.collection = collection;
 993         IDWriteFontCollection_AddRef(collection);
 994     }
 995     else
 996     {
 997         HRESULT hr = get_system_fontcollection(&This->format.collection);
 998         if (hr != S_OK)
 999         {
1000             IDWriteTextFormat_Release(&This->IDWriteTextFormat_iface);
1001             return hr;
1002         }
1003     }
1004
1005     *format = &This->IDWriteTextFormat_iface;
1006
1007     return S_OK;
1008 }