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93e3992d 1/** @file\r
e90b081a 2Implementation for EFI_HII_FONT_PROTOCOL.\r
3\r
93e3992d 4\r
35ae4602 5Copyright (c) 2007 - 2008, Intel Corporation\r
93e3992d 6All rights reserved. This program and the accompanying materials\r
7are licensed and made available under the terms and conditions of the BSD License\r
8which accompanies this distribution. The full text of the license may be found at\r
9http://opensource.org/licenses/bsd-license.php\r
10\r
11THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
12WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
13\r
93e3992d 14**/\r
15\r
16\r
17#include "HiiDatabase.h"\r
18\r
fe1e36e5 19EFI_GRAPHICS_OUTPUT_BLT_PIXEL mEfiColors[16] = {\r
93e3992d 20 //\r
21 // B G R\r
22 //\r
30d27d15 23 {0x00, 0x00, 0x00, 0x00}, // BLACK\r
24 {0x98, 0x00, 0x00, 0x00}, // BLUE\r
25 {0x00, 0x98, 0x00, 0x00}, // GREEN\r
26 {0x98, 0x98, 0x00, 0x00}, // CYAN\r
27 {0x00, 0x00, 0x98, 0x00}, // RED\r
28 {0x98, 0x00, 0x98, 0x00}, // MAGENTA\r
29 {0x00, 0x98, 0x98, 0x00}, // BROWN\r
30 {0x98, 0x98, 0x98, 0x00}, // LIGHTGRAY\r
31 {0x30, 0x30, 0x30, 0x00}, // DARKGRAY - BRIGHT BLACK\r
32 {0xff, 0x00, 0x00, 0x00}, // LIGHTBLUE\r
33 {0x00, 0xff, 0x00, 0x00}, // LIGHTGREEN\r
34 {0xff, 0xff, 0x00, 0x00}, // LIGHTCYAN\r
35 {0x00, 0x00, 0xff, 0x00}, // LIGHTRED\r
36 {0xff, 0x00, 0xff, 0x00}, // LIGHTMAGENTA\r
37 {0x00, 0xff, 0xff, 0x00}, // YELLOW\r
38 {0xff, 0xff, 0xff, 0x00}, // WHITE\r
93e3992d 39};\r
40\r
41\r
42/**\r
43 Insert a character cell information to the list specified by GlyphInfoList.\r
44\r
e90b081a 45 This is a internal function.\r
46\r
93e3992d 47 @param CharValue Unicode character value, which identifies a glyph\r
48 block.\r
49 @param GlyphInfoList HII_GLYPH_INFO list head.\r
50 @param Cell Incoming character cell information.\r
51\r
52 @retval EFI_SUCCESS Cell information is added to the GlyphInfoList.\r
53 @retval EFI_OUT_OF_RESOURCES The system is out of resources to accomplish the\r
54 task.\r
55\r
56**/\r
93e3992d 57EFI_STATUS\r
58NewCell (\r
59 IN CHAR16 CharValue,\r
60 IN LIST_ENTRY *GlyphInfoList,\r
61 IN EFI_HII_GLYPH_INFO *Cell\r
62 )\r
63{\r
64 HII_GLYPH_INFO *GlyphInfo;\r
65\r
66 ASSERT (Cell != NULL && GlyphInfoList != NULL);\r
67\r
68 GlyphInfo = (HII_GLYPH_INFO *) AllocateZeroPool (sizeof (HII_GLYPH_INFO));\r
69 if (GlyphInfo == NULL) {\r
70 return EFI_OUT_OF_RESOURCES;\r
71 }\r
72\r
73 //\r
74 // GlyphInfoList stores a list of default character cell information, each is\r
75 // identified by "CharId".\r
76 //\r
77 GlyphInfo->Signature = HII_GLYPH_INFO_SIGNATURE;\r
78 GlyphInfo->CharId = CharValue;\r
79 CopyMem (&GlyphInfo->Cell, Cell, sizeof (EFI_HII_GLYPH_INFO));\r
80 InsertTailList (GlyphInfoList, &GlyphInfo->Entry);\r
81\r
82 return EFI_SUCCESS;\r
83}\r
84\r
85\r
86/**\r
87 Get a character cell information from the list specified by GlyphInfoList.\r
88\r
e90b081a 89 This is a internal function.\r
90\r
93e3992d 91 @param CharValue Unicode character value, which identifies a glyph\r
92 block.\r
93 @param GlyphInfoList HII_GLYPH_INFO list head.\r
94 @param Cell Buffer which stores output character cell\r
95 information.\r
96\r
97 @retval EFI_SUCCESS Cell information is added to the GlyphInfoList.\r
98 @retval EFI_NOT_FOUND The character info specified by CharValue does\r
99 not exist.\r
100\r
101**/\r
93e3992d 102EFI_STATUS\r
103GetCell (\r
104 IN CHAR16 CharValue,\r
105 IN LIST_ENTRY *GlyphInfoList,\r
106 OUT EFI_HII_GLYPH_INFO *Cell\r
107 )\r
108{\r
109 HII_GLYPH_INFO *GlyphInfo;\r
110 LIST_ENTRY *Link;\r
111\r
112 ASSERT (Cell != NULL && GlyphInfoList != NULL);\r
113\r
114 //\r
115 // Since the EFI_HII_GIBT_DEFAULTS block won't increment CharValueCurrent,\r
116 // the value of "CharId" of a default character cell which is used for a\r
117 // EFI_HII_GIBT_GLYPH_DEFAULT or EFI_HII_GIBT_GLYPHS_DEFAULT should be\r
118 // less or equal to the value of "CharValueCurrent" of this default block.\r
119 //\r
120 // For instance, if the CharId of a GlyphInfoList is {1, 3, 7}, a default glyph\r
121 // with CharValue equals "7" uses the GlyphInfo with CharId = 7;\r
122 // a default glyph with CharValue equals "6" uses the GlyphInfo with CharId = 3.\r
123 //\r
124 for (Link = GlyphInfoList->BackLink; Link != GlyphInfoList; Link = Link->BackLink) {\r
125 GlyphInfo = CR (Link, HII_GLYPH_INFO, Entry, HII_GLYPH_INFO_SIGNATURE);\r
126 if (GlyphInfo->CharId <= CharValue) {\r
127 CopyMem (Cell, &GlyphInfo->Cell, sizeof (EFI_HII_GLYPH_INFO));\r
128 return EFI_SUCCESS;\r
129 }\r
130 }\r
131\r
132 return EFI_NOT_FOUND;\r
133}\r
134\r
135\r
136/**\r
137 Convert the glyph for a single character into a bitmap.\r
138\r
e90b081a 139 This is a internal function.\r
140\r
93e3992d 141 @param Private HII database driver private data.\r
142 @param Char Character to retrieve.\r
143 @param StringInfo Points to the string font and color information\r
144 or NULL if the string should use the default\r
145 system font and color.\r
146 @param GlyphBuffer Buffer to store the retrieved bitmap data.\r
147 @param Cell Points to EFI_HII_GLYPH_INFO structure.\r
148 @param Attributes If not NULL, output the glyph attributes if any.\r
149\r
150 @retval EFI_SUCCESS Glyph bitmap outputted.\r
151 @retval EFI_OUT_OF_RESOURCES Unable to allocate the output buffer GlyphBuffer.\r
152 @retval EFI_NOT_FOUND The glyph was unknown can not be found.\r
153 @retval EFI_INVALID_PARAMETER Any input parameter is invalid.\r
154\r
155**/\r
93e3992d 156EFI_STATUS\r
157GetGlyphBuffer (\r
158 IN HII_DATABASE_PRIVATE_DATA *Private,\r
159 IN CHAR16 Char,\r
160 IN EFI_FONT_INFO *StringInfo,\r
161 OUT UINT8 **GlyphBuffer,\r
162 OUT EFI_HII_GLYPH_INFO *Cell,\r
163 OUT UINT8 *Attributes OPTIONAL\r
164 )\r
165{\r
166 HII_DATABASE_RECORD *Node;\r
167 LIST_ENTRY *Link;\r
168 HII_SIMPLE_FONT_PACKAGE_INSTANCE *SimpleFont;\r
169 LIST_ENTRY *Link1;\r
170 UINT16 Index;\r
171 EFI_NARROW_GLYPH Narrow;\r
172 EFI_WIDE_GLYPH Wide;\r
173 HII_GLOBAL_FONT_INFO *GlobalFont;\r
174 UINTN HeaderSize;\r
175 EFI_NARROW_GLYPH *NarrowPtr;\r
176 EFI_WIDE_GLYPH *WidePtr;\r
177\r
178 if (GlyphBuffer == NULL || Cell == NULL) {\r
179 return EFI_INVALID_PARAMETER;\r
180 }\r
181 if (Private == NULL || Private->Signature != HII_DATABASE_PRIVATE_DATA_SIGNATURE) {\r
182 return EFI_INVALID_PARAMETER;\r
183 }\r
184\r
185 ZeroMem (Cell, sizeof (EFI_HII_GLYPH_INFO));\r
186\r
187 //\r
188 // If StringInfo is not NULL, it must point to an existing EFI_FONT_INFO rather\r
189 // than system default font and color.\r
190 // If NULL, try to find the character in simplified font packages since\r
191 // default system font is the fixed font (narrow or wide glyph).\r
192 //\r
193 if (StringInfo != NULL) {\r
194 if(!IsFontInfoExisted (Private, StringInfo, NULL, NULL, &GlobalFont)) {\r
195 return EFI_INVALID_PARAMETER;\r
196 }\r
197 if (Attributes != NULL) {\r
198 *Attributes = PROPORTIONAL_GLYPH;\r
199 }\r
200 return FindGlyphBlock (GlobalFont->FontPackage, Char, GlyphBuffer, Cell, NULL);\r
201 } else {\r
202 HeaderSize = sizeof (EFI_HII_SIMPLE_FONT_PACKAGE_HDR);\r
203\r
204 for (Link = Private->DatabaseList.ForwardLink; Link != &Private->DatabaseList; Link = Link->ForwardLink) {\r
205 Node = CR (Link, HII_DATABASE_RECORD, DatabaseEntry, HII_DATABASE_RECORD_SIGNATURE);\r
206 for (Link1 = Node->PackageList->SimpleFontPkgHdr.ForwardLink;\r
207 Link1 != &Node->PackageList->SimpleFontPkgHdr;\r
208 Link1 = Link1->ForwardLink\r
209 ) {\r
210 SimpleFont = CR (Link1, HII_SIMPLE_FONT_PACKAGE_INSTANCE, SimpleFontEntry, HII_S_FONT_PACKAGE_SIGNATURE);\r
211 //\r
212 // Search the narrow glyph array\r
213 //\r
214 NarrowPtr = (EFI_NARROW_GLYPH *) ((UINT8 *) (SimpleFont->SimpleFontPkgHdr) + HeaderSize);\r
215 for (Index = 0; Index < SimpleFont->SimpleFontPkgHdr->NumberOfNarrowGlyphs; Index++) {\r
216 CopyMem (&Narrow, NarrowPtr + Index,sizeof (EFI_NARROW_GLYPH));\r
217 if (Narrow.UnicodeWeight == Char) {\r
218 *GlyphBuffer = (UINT8 *) AllocateZeroPool (EFI_GLYPH_HEIGHT);\r
219 if (*GlyphBuffer == NULL) {\r
220 return EFI_OUT_OF_RESOURCES;\r
221 }\r
222 Cell->Width = EFI_GLYPH_WIDTH;\r
223 Cell->Height = EFI_GLYPH_HEIGHT;\r
224 Cell->OffsetY = NARROW_BASELINE;\r
225 Cell->AdvanceX = Cell->Width;\r
226 CopyMem (*GlyphBuffer, Narrow.GlyphCol1, Cell->Height);\r
227 if (Attributes != NULL) {\r
228 *Attributes = (UINT8) (Narrow.Attributes | NARROW_GLYPH);\r
229 }\r
230 return EFI_SUCCESS;\r
231 }\r
232 }\r
233 //\r
234 // Search the wide glyph array\r
235 //\r
236 WidePtr = (EFI_WIDE_GLYPH *) (NarrowPtr + SimpleFont->SimpleFontPkgHdr->NumberOfNarrowGlyphs);\r
237 for (Index = 0; Index < SimpleFont->SimpleFontPkgHdr->NumberOfWideGlyphs; Index++) {\r
238 CopyMem (&Wide, WidePtr + Index, sizeof (EFI_WIDE_GLYPH));\r
239 if (Wide.UnicodeWeight == Char) {\r
240 *GlyphBuffer = (UINT8 *) AllocateZeroPool (EFI_GLYPH_HEIGHT * 2);\r
241 if (*GlyphBuffer == NULL) {\r
242 return EFI_OUT_OF_RESOURCES;\r
243 }\r
244 Cell->Width = EFI_GLYPH_WIDTH * 2;\r
245 Cell->Height = EFI_GLYPH_HEIGHT;\r
246 Cell->OffsetY = WIDE_BASELINE;\r
247 Cell->AdvanceX = Cell->Width;\r
248 CopyMem (*GlyphBuffer, Wide.GlyphCol1, EFI_GLYPH_HEIGHT);\r
249 CopyMem (*GlyphBuffer + EFI_GLYPH_HEIGHT, Wide.GlyphCol2, EFI_GLYPH_HEIGHT);\r
250 if (Attributes != NULL) {\r
251 *Attributes = (UINT8) (Wide.Attributes | EFI_GLYPH_WIDE);\r
252 }\r
253 return EFI_SUCCESS;\r
254 }\r
255 }\r
256 }\r
257 }\r
258 }\r
259\r
260 return EFI_NOT_FOUND;\r
261}\r
262\r
e90b081a 263/**\r
264 Convert bitmap data of the glyph to blt structure.\r
265\r
266 This is a internal function.\r
267\r
268 @param GlyphBuffer Buffer points to bitmap data of glyph.\r
269 @param Foreground The color of the "on" pixels in the glyph in the\r
270 bitmap.\r
271 @param Background The color of the "off" pixels in the glyph in the\r
272 bitmap.\r
273 @param ImageWidth Width of the character or character cell, in\r
274 pixels.\r
275 @param ImageHeight Height of the character or character cell, in\r
276 pixels.\r
277 @param Transparent If TRUE, the Background color is ignored and all\r
278 "off" pixels in the character's drawn wil use the\r
279 pixel value from BltBuffer.\r
280 @param Origin On input, points to the origin of the to be\r
281 displayed character, on output, points to the\r
282 next glyph's origin.\r
283\r
284**/\r
93e3992d 285VOID\r
286NarrowGlyphToBlt (\r
287 IN UINT8 *GlyphBuffer,\r
288 IN EFI_GRAPHICS_OUTPUT_BLT_PIXEL Foreground,\r
289 IN EFI_GRAPHICS_OUTPUT_BLT_PIXEL Background,\r
290 IN UINTN ImageWidth,\r
291 IN UINTN ImageHeight,\r
292 IN BOOLEAN Transparent,\r
293 IN OUT EFI_GRAPHICS_OUTPUT_BLT_PIXEL **Origin\r
294 )\r
295{\r
e90b081a 296 UINT8 Xpos;\r
297 UINT8 Ypos;\r
93e3992d 298 UINT8 Height;\r
299 UINT8 Width;\r
300 EFI_GRAPHICS_OUTPUT_BLT_PIXEL *Buffer;\r
301\r
302 ASSERT (GlyphBuffer != NULL && Origin != NULL && *Origin != NULL);\r
303\r
304 Height = EFI_GLYPH_HEIGHT;\r
305 Width = EFI_GLYPH_WIDTH;\r
306\r
307 ASSERT (Width <= ImageWidth && Height <= ImageHeight);\r
308\r
309 Buffer = *Origin;\r
310\r
e90b081a 311 for (Ypos = 0; Ypos < Height; Ypos++) {\r
312 for (Xpos = 0; Xpos < Width; Xpos++) {\r
313 if ((GlyphBuffer[Ypos] & (1 << Xpos)) != 0) {\r
314 Buffer[Ypos * ImageWidth + (Width - Xpos - 1)] = Foreground;\r
93e3992d 315 } else {\r
316 if (!Transparent) {\r
e90b081a 317 Buffer[Ypos * ImageWidth + (Width - Xpos - 1)] = Background;\r
93e3992d 318 }\r
319 }\r
320 }\r
321 }\r
322\r
323 *Origin = Buffer + Width;\r
324}\r
325\r
326\r
327/**\r
328 Convert bitmap data of the glyph to blt structure.\r
329\r
e90b081a 330 This is a internal function.\r
331\r
93e3992d 332 @param GlyphBuffer Buffer points to bitmap data of glyph.\r
333 @param Foreground The color of the "on" pixels in the glyph in the\r
334 bitmap.\r
335 @param Background The color of the "off" pixels in the glyph in the\r
336 bitmap.\r
e90b081a 337 @param ImageWidth Width of the character or character cell, in\r
93e3992d 338 pixels.\r
e90b081a 339 @param ImageHeight Height of the character or character cell, in\r
93e3992d 340 pixels.\r
341 @param Transparent If TRUE, the Background color is ignored and all\r
342 "off" pixels in the character's drawn wil use the\r
343 pixel value from BltBuffer.\r
e90b081a 344 @param Cell Points to EFI_HII_GLYPH_INFO structure.\r
345 @param Attributes The attribute of incoming glyph in GlyphBuffer.\r
346 @param Origin On input, points to the origin of the to be\r
347 displayed character, on output, points to the\r
348 next glyph's origin.\r
93e3992d 349\r
350\r
351**/\r
93e3992d 352VOID\r
353GlyphToBlt (\r
354 IN UINT8 *GlyphBuffer,\r
355 IN EFI_GRAPHICS_OUTPUT_BLT_PIXEL Foreground,\r
356 IN EFI_GRAPHICS_OUTPUT_BLT_PIXEL Background,\r
357 IN UINTN ImageWidth,\r
358 IN UINTN ImageHeight,\r
359 IN BOOLEAN Transparent,\r
50b39985 360 IN CONST EFI_HII_GLYPH_INFO *Cell,\r
93e3992d 361 IN UINT8 Attributes,\r
362 IN OUT EFI_GRAPHICS_OUTPUT_BLT_PIXEL **Origin\r
363 )\r
364{\r
e90b081a 365 UINT8 Xpos;\r
366 UINT8 Ypos;\r
93e3992d 367 UINT8 Data;\r
368 UINT8 Index;\r
369 UINTN OffsetY;\r
370 EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BltBuffer;\r
371\r
372 ASSERT (GlyphBuffer != NULL && Origin != NULL && *Origin != NULL);\r
50b39985 373 ASSERT (Cell->Width <= ImageWidth && Cell->Height <= ImageHeight);\r
93e3992d 374\r
375 BltBuffer = *Origin;\r
376\r
377 //\r
378 // Since non-spacing key will be printed OR'd with the previous glyph, don't\r
379 // write 0.\r
380 //\r
381 if ((Attributes & EFI_GLYPH_NON_SPACING) == EFI_GLYPH_NON_SPACING) {\r
382 Transparent = TRUE;\r
383 }\r
384\r
385 //\r
386 // The glyph's upper left hand corner pixel is the most significant bit of the\r
387 // first bitmap byte.\r
388 //\r
e90b081a 389 for (Ypos = 0; Ypos < Cell->Height; Ypos++) {\r
390 OffsetY = BITMAP_LEN_1_BIT (Cell->Width, Ypos);\r
93e3992d 391\r
392 //\r
393 // All bits in these bytes are meaningful.\r
394 //\r
e90b081a 395 for (Xpos = 0; Xpos < Cell->Width / 8; Xpos++) {\r
396 Data = *(GlyphBuffer + OffsetY + Xpos);\r
93e3992d 397 for (Index = 0; Index < 8; Index++) {\r
398 if ((Data & (1 << Index)) != 0) {\r
e90b081a 399 BltBuffer[Ypos * ImageWidth + Xpos * 8 + (8 - Index - 1)] = Foreground;\r
93e3992d 400 } else {\r
401 if (!Transparent) {\r
e90b081a 402 BltBuffer[Ypos * ImageWidth + Xpos * 8 + (8 - Index - 1)] = Background;\r
93e3992d 403 }\r
404 }\r
405 }\r
406 }\r
407\r
50b39985 408 if (Cell->Width % 8 != 0) {\r
93e3992d 409 //\r
410 // There are some padding bits in this byte. Ignore them.\r
411 //\r
e90b081a 412 Data = *(GlyphBuffer + OffsetY + Xpos);\r
50b39985 413 for (Index = 0; Index < Cell->Width % 8; Index++) {\r
93e3992d 414 if ((Data & (1 << (8 - Index - 1))) != 0) {\r
e90b081a 415 BltBuffer[Ypos * ImageWidth + Xpos * 8 + Index] = Foreground;\r
93e3992d 416 } else {\r
417 if (!Transparent) {\r
e90b081a 418 BltBuffer[Ypos * ImageWidth + Xpos * 8 + Index] = Background;\r
93e3992d 419 }\r
420 }\r
421 }\r
422 } // end of if (Width % 8...)\r
423\r
e90b081a 424 } // end of for (Ypos=0...)\r
93e3992d 425\r
50b39985 426 *Origin = BltBuffer + Cell->Width;\r
93e3992d 427}\r
428\r
429\r
430/**\r
431 Convert bitmap data of the glyph to blt structure.\r
432\r
e90b081a 433 This is a internal function.\r
434\r
93e3992d 435 @param GlyphBuffer Buffer points to bitmap data of glyph.\r
436 @param Foreground The color of the "on" pixels in the glyph in the\r
437 bitmap.\r
438 @param Background The color of the "off" pixels in the glyph in the\r
439 bitmap.\r
e90b081a 440 @param ImageWidth Width of the character or character cell, in\r
93e3992d 441 pixels.\r
e90b081a 442 @param ImageHeight Height of the character or character cell, in\r
93e3992d 443 pixels.\r
444 @param Transparent If TRUE, the Background color is ignored and all\r
445 "off" pixels in the character's drawn wil use the\r
446 pixel value from BltBuffer.\r
447 @param Cell Points to EFI_HII_GLYPH_INFO structure.\r
448 @param Attributes The attribute of incoming glyph in GlyphBuffer.\r
449 @param Origin On input, points to the origin of the to be\r
450 displayed character, on output, points to the\r
451 next glyph's origin.\r
452\r
453 @return Points to the address of next origin node in BltBuffer.\r
454\r
455**/\r
93e3992d 456VOID\r
457GlyphToImage (\r
458 IN UINT8 *GlyphBuffer,\r
459 IN EFI_GRAPHICS_OUTPUT_BLT_PIXEL Foreground,\r
460 IN EFI_GRAPHICS_OUTPUT_BLT_PIXEL Background,\r
461 IN UINTN ImageWidth,\r
462 IN UINTN ImageHeight,\r
463 IN BOOLEAN Transparent,\r
50b39985 464 IN CONST EFI_HII_GLYPH_INFO *Cell,\r
93e3992d 465 IN UINT8 Attributes,\r
466 IN OUT EFI_GRAPHICS_OUTPUT_BLT_PIXEL **Origin\r
467 )\r
468{\r
469 EFI_GRAPHICS_OUTPUT_BLT_PIXEL *Buffer;\r
470\r
471 ASSERT (GlyphBuffer != NULL && Origin != NULL && *Origin != NULL);\r
50b39985 472 ASSERT (Cell->Width <= ImageWidth && Cell->Height <= ImageHeight);\r
93e3992d 473\r
474 Buffer = *Origin;\r
475\r
476 if ((Attributes & EFI_GLYPH_NON_SPACING) == EFI_GLYPH_NON_SPACING) {\r
477 //\r
478 // This character is a non-spacing key, print it OR'd with the previous glyph.\r
479 // without advancing cursor.\r
480 //\r
50b39985 481 Buffer -= Cell->Width;\r
93e3992d 482 GlyphToBlt (\r
483 GlyphBuffer,\r
484 Foreground,\r
485 Background,\r
486 ImageWidth,\r
487 ImageHeight,\r
488 Transparent,\r
489 Cell,\r
490 Attributes,\r
491 &Buffer\r
492 );\r
493\r
494 } else if ((Attributes & EFI_GLYPH_WIDE) == EFI_GLYPH_WIDE) {\r
495 //\r
496 // This character is wide glyph, i.e. 16 pixels * 19 pixels.\r
497 // Draw it as two narrow glyphs.\r
498 //\r
499 NarrowGlyphToBlt (\r
500 GlyphBuffer,\r
501 Foreground,\r
502 Background,\r
503 ImageWidth,\r
504 ImageHeight,\r
505 Transparent,\r
506 Origin\r
507 );\r
508\r
509 NarrowGlyphToBlt (\r
510 GlyphBuffer + EFI_GLYPH_HEIGHT,\r
511 Foreground,\r
512 Background,\r
513 ImageWidth,\r
514 ImageHeight,\r
515 Transparent,\r
516 Origin\r
517 );\r
518\r
519 } else if ((Attributes & NARROW_GLYPH) == NARROW_GLYPH) {\r
520 //\r
521 // This character is narrow glyph, i.e. 8 pixels * 19 pixels.\r
522 //\r
523 NarrowGlyphToBlt (\r
524 GlyphBuffer,\r
525 Foreground,\r
526 Background,\r
527 ImageWidth,\r
528 ImageHeight,\r
529 Transparent,\r
530 Origin\r
531 );\r
532\r
533 } else if ((Attributes & PROPORTIONAL_GLYPH) == PROPORTIONAL_GLYPH) {\r
534 //\r
50b39985 535 // This character is proportional glyph, i.e. Cell->Width * Cell->Height pixels.\r
93e3992d 536 //\r
537 GlyphToBlt (\r
538 GlyphBuffer,\r
539 Foreground,\r
540 Background,\r
541 ImageWidth,\r
542 ImageHeight,\r
543 Transparent,\r
544 Cell,\r
545 Attributes,\r
546 Origin\r
547 );\r
548 }\r
549}\r
550\r
551\r
552/**\r
553 Write the output parameters of FindGlyphBlock().\r
554\r
e90b081a 555 This is a internal function.\r
556\r
93e3992d 557 @param BufferIn Buffer which stores the bitmap data of the found\r
558 block.\r
559 @param BufferLen Length of BufferIn.\r
560 @param InputCell Buffer which stores cell information of the\r
561 encoded bitmap.\r
562 @param GlyphBuffer Output the corresponding bitmap data of the found\r
563 block. It is the caller's responsiblity to free\r
564 this buffer.\r
565 @param Cell Output cell information of the encoded bitmap.\r
566 @param GlyphBufferLen If not NULL, output the length of GlyphBuffer.\r
567\r
568 @retval EFI_SUCCESS The operation is performed successfully.\r
569 @retval EFI_INVALID_PARAMETER Any input parameter is invalid.\r
570 @retval EFI_OUT_OF_RESOURCES The system is out of resources to accomplish the\r
571 task.\r
572\r
573**/\r
93e3992d 574EFI_STATUS\r
575WriteOutputParam (\r
576 IN UINT8 *BufferIn,\r
577 IN UINTN BufferLen,\r
578 IN EFI_HII_GLYPH_INFO *InputCell,\r
579 OUT UINT8 **GlyphBuffer, OPTIONAL\r
580 OUT EFI_HII_GLYPH_INFO *Cell, OPTIONAL\r
581 OUT UINTN *GlyphBufferLen OPTIONAL\r
582 )\r
583{\r
584 if (BufferIn == NULL || BufferLen < 1 || InputCell == NULL) {\r
585 return EFI_INVALID_PARAMETER;\r
586 }\r
587\r
588 if (Cell != NULL) {\r
589 CopyMem (Cell, InputCell, sizeof (EFI_HII_GLYPH_INFO));\r
590 }\r
591\r
592 if (GlyphBuffer != NULL) {\r
593 *GlyphBuffer = (UINT8 *) AllocateZeroPool (BufferLen);\r
594 if (*GlyphBuffer == NULL) {\r
595 return EFI_OUT_OF_RESOURCES;\r
596 }\r
597 CopyMem (*GlyphBuffer, BufferIn, BufferLen);\r
598 }\r
599\r
600 if (GlyphBufferLen != NULL) {\r
601 *GlyphBufferLen = BufferLen;\r
602 }\r
603\r
604 return EFI_SUCCESS;\r
605}\r
606\r
607\r
608/**\r
609 Parse all glyph blocks to find a glyph block specified by CharValue.\r
610 If CharValue = (CHAR16) (-1), collect all default character cell information\r
611 within this font package and backup its information.\r
612\r
613 @param FontPackage Hii string package instance.\r
614 @param CharValue Unicode character value, which identifies a glyph\r
615 block.\r
616 @param GlyphBuffer Output the corresponding bitmap data of the found\r
617 block. It is the caller's responsiblity to free\r
618 this buffer.\r
619 @param Cell Output cell information of the encoded bitmap.\r
620 @param GlyphBufferLen If not NULL, output the length of GlyphBuffer.\r
621\r
622 @retval EFI_SUCCESS The bitmap data is retrieved successfully.\r
623 @retval EFI_NOT_FOUND The specified CharValue does not exist in current\r
624 database.\r
625 @retval EFI_OUT_OF_RESOURCES The system is out of resources to accomplish the\r
626 task.\r
627\r
628**/\r
629EFI_STATUS\r
630FindGlyphBlock (\r
631 IN HII_FONT_PACKAGE_INSTANCE *FontPackage,\r
632 IN CHAR16 CharValue,\r
633 OUT UINT8 **GlyphBuffer, OPTIONAL\r
634 OUT EFI_HII_GLYPH_INFO *Cell, OPTIONAL\r
635 OUT UINTN *GlyphBufferLen OPTIONAL\r
636 )\r
637{\r
638 EFI_STATUS Status;\r
639 UINT8 *BlockPtr;\r
640 UINT16 CharCurrent;\r
641 UINT16 Length16;\r
642 UINT32 Length32;\r
643 EFI_HII_GIBT_GLYPHS_BLOCK Glyphs;\r
644 UINTN BufferLen;\r
645 UINT16 Index;\r
646 EFI_HII_GLYPH_INFO DefaultCell;\r
647 EFI_HII_GLYPH_INFO LocalCell;\r
648\r
649 ASSERT (FontPackage != NULL);\r
650 ASSERT (FontPackage->Signature == HII_FONT_PACKAGE_SIGNATURE);\r
651\r
652 if (CharValue == (CHAR16) (-1)) {\r
653 //\r
654 // Collect the cell information specified in font package fixed header.\r
655 // Use CharValue =0 to represent this particular cell.\r
656 //\r
657 Status = NewCell (\r
658 0,\r
659 &FontPackage->GlyphInfoList,\r
660 (EFI_HII_GLYPH_INFO *) ((UINT8 *) FontPackage->FontPkgHdr + 3 * sizeof (UINT32))\r
661 );\r
662 if (EFI_ERROR (Status)) {\r
663 return Status;\r
664 }\r
665 }\r
666\r
667 BlockPtr = FontPackage->GlyphBlock;\r
668 CharCurrent = 1;\r
669 BufferLen = 0;\r
670\r
671 while (*BlockPtr != EFI_HII_GIBT_END) {\r
672 switch (*BlockPtr) {\r
673 case EFI_HII_GIBT_DEFAULTS:\r
674 //\r
675 // Collect all default character cell information specified by\r
676 // EFI_HII_GIBT_DEFAULTS.\r
677 //\r
678 if (CharValue == (CHAR16) (-1)) {\r
679 Status = NewCell (\r
680 CharCurrent,\r
681 &FontPackage->GlyphInfoList,\r
682 (EFI_HII_GLYPH_INFO *) (BlockPtr + sizeof (EFI_HII_GLYPH_BLOCK))\r
683 );\r
684 if (EFI_ERROR (Status)) {\r
685 return Status;\r
686 }\r
687 }\r
688 BlockPtr += sizeof (EFI_HII_GIBT_DEFAULTS_BLOCK);\r
689 break;\r
690\r
691 case EFI_HII_GIBT_DUPLICATE:\r
692 if (CharCurrent == CharValue) {\r
693 CopyMem (&CharValue, BlockPtr + sizeof (EFI_HII_GLYPH_BLOCK), sizeof (CHAR16));\r
694 CharCurrent = 1;\r
695 BlockPtr = FontPackage->GlyphBlock;\r
696 continue;\r
697 }\r
698 CharCurrent++;\r
699 BlockPtr += sizeof (EFI_HII_GIBT_DUPLICATE_BLOCK);\r
700 break;\r
701\r
702 case EFI_HII_GIBT_EXT1:\r
703 BlockPtr += *(BlockPtr + sizeof (EFI_HII_GLYPH_BLOCK) + sizeof (UINT8));\r
704 break;\r
705 case EFI_HII_GIBT_EXT2:\r
706 CopyMem (\r
707 &Length16,\r
708 BlockPtr + sizeof (EFI_HII_GLYPH_BLOCK) + sizeof (UINT8),\r
709 sizeof (UINT16)\r
710 );\r
711 BlockPtr += Length16;\r
712 break;\r
713 case EFI_HII_GIBT_EXT4:\r
714 CopyMem (\r
715 &Length32,\r
716 BlockPtr + sizeof (EFI_HII_GLYPH_BLOCK) + sizeof (UINT8),\r
717 sizeof (UINT32)\r
718 );\r
719 BlockPtr += Length32;\r
720 break;\r
721\r
722 case EFI_HII_GIBT_GLYPH:\r
723 CopyMem (\r
724 &LocalCell,\r
725 BlockPtr + sizeof (EFI_HII_GLYPH_BLOCK),\r
726 sizeof (EFI_HII_GLYPH_INFO)\r
727 );\r
728 BufferLen = BITMAP_LEN_1_BIT (LocalCell.Width, LocalCell.Height);\r
729 if (CharCurrent == CharValue) {\r
730 return WriteOutputParam (\r
731 BlockPtr + sizeof (EFI_HII_GIBT_GLYPH_BLOCK) - sizeof (UINT8),\r
732 BufferLen,\r
733 &LocalCell,\r
734 GlyphBuffer,\r
735 Cell,\r
736 GlyphBufferLen\r
737 );\r
738 }\r
739 CharCurrent++;\r
740 BlockPtr += sizeof (EFI_HII_GIBT_GLYPH_BLOCK) - sizeof (UINT8) + BufferLen;\r
741 break;\r
742\r
743 case EFI_HII_GIBT_GLYPHS:\r
744 BlockPtr += sizeof (EFI_HII_GLYPH_BLOCK);\r
745 CopyMem (&Glyphs.Cell, BlockPtr, sizeof (EFI_HII_GLYPH_INFO));\r
746 BlockPtr += sizeof (EFI_HII_GLYPH_INFO);\r
747 CopyMem (&Glyphs.Count, BlockPtr, sizeof (UINT16));\r
748 BlockPtr += sizeof (UINT16);\r
749\r
750 BufferLen = BITMAP_LEN_1_BIT (Glyphs.Cell.Width, Glyphs.Cell.Height);\r
751 for (Index = 0; Index < Glyphs.Count; Index++) {\r
752 if (CharCurrent + Index == CharValue) {\r
753 return WriteOutputParam (\r
754 BlockPtr,\r
755 BufferLen,\r
756 &Glyphs.Cell,\r
757 GlyphBuffer,\r
758 Cell,\r
759 GlyphBufferLen\r
760 );\r
761 }\r
762 BlockPtr += BufferLen;\r
763 }\r
764 CharCurrent = (UINT16) (CharCurrent + Glyphs.Count);\r
765 break;\r
766\r
767 case EFI_HII_GIBT_GLYPH_DEFAULT:\r
768 Status = GetCell (CharCurrent, &FontPackage->GlyphInfoList, &DefaultCell);\r
769 if (EFI_ERROR (Status)) {\r
770 return Status;\r
771 }\r
772 BufferLen = BITMAP_LEN_1_BIT (DefaultCell.Width, DefaultCell.Height);\r
773\r
774 if (CharCurrent == CharValue) {\r
775 return WriteOutputParam (\r
776 BlockPtr + sizeof (EFI_HII_GLYPH_BLOCK),\r
777 BufferLen,\r
778 &DefaultCell,\r
779 GlyphBuffer,\r
780 Cell,\r
781 GlyphBufferLen\r
782 );\r
783 }\r
784 CharCurrent++;\r
785 BlockPtr += sizeof (EFI_HII_GLYPH_BLOCK) + BufferLen;\r
786 break;\r
787\r
788 case EFI_HII_GIBT_GLYPHS_DEFAULT:\r
789 CopyMem (&Length16, BlockPtr + sizeof (EFI_HII_GLYPH_BLOCK), sizeof (UINT16));\r
790 Status = GetCell (CharCurrent, &FontPackage->GlyphInfoList, &DefaultCell);\r
791 if (EFI_ERROR (Status)) {\r
792 return Status;\r
793 }\r
794 BufferLen = BITMAP_LEN_1_BIT (DefaultCell.Width, DefaultCell.Height);\r
795 BlockPtr += sizeof (EFI_HII_GIBT_GLYPHS_DEFAULT_BLOCK) - sizeof (UINT8);\r
796 for (Index = 0; Index < Length16; Index++) {\r
797 if (CharCurrent + Index == CharValue) {\r
798 return WriteOutputParam (\r
799 BlockPtr,\r
800 BufferLen,\r
801 &DefaultCell,\r
802 GlyphBuffer,\r
803 Cell,\r
804 GlyphBufferLen\r
805 );\r
806 }\r
807 BlockPtr += BufferLen;\r
808 }\r
809 CharCurrent = (UINT16) (CharCurrent + Length16);\r
810 break;\r
811\r
812 case EFI_HII_GIBT_SKIP1:\r
813 CharCurrent = (UINT16) (CharCurrent + (UINT16) (*(BlockPtr + sizeof (EFI_HII_GLYPH_BLOCK))));\r
814 BlockPtr += sizeof (EFI_HII_GIBT_SKIP1_BLOCK);\r
815 break;\r
816 case EFI_HII_GIBT_SKIP2:\r
817 CopyMem (&Length16, BlockPtr + sizeof (EFI_HII_GLYPH_BLOCK), sizeof (UINT16));\r
818 CharCurrent = (UINT16) (CharCurrent + Length16);\r
819 BlockPtr += sizeof (EFI_HII_GIBT_SKIP2_BLOCK);\r
820 break;\r
821 default:\r
822 ASSERT (FALSE);\r
823 break;\r
824 }\r
825\r
826 if (CharValue < CharCurrent) {\r
827 return EFI_NOT_FOUND;\r
828 }\r
829 }\r
830\r
831 if (CharValue == (CHAR16) (-1)) {\r
832 return EFI_SUCCESS;\r
833 }\r
834\r
835 return EFI_NOT_FOUND;\r
836}\r
837\r
838\r
839/**\r
840 Copy a Font Name to a new created EFI_FONT_INFO structure.\r
841\r
e90b081a 842 This is a internal function.\r
843\r
93e3992d 844 @param FontName NULL-terminated string.\r
845 @param FontInfo a new EFI_FONT_INFO which stores the FontName.\r
846 It's caller's responsibility to free this buffer.\r
847\r
848 @retval EFI_SUCCESS FontInfo is allocated and copied with FontName.\r
849 @retval EFI_OUT_OF_RESOURCES The system is out of resources to accomplish the\r
850 task.\r
851\r
852**/\r
93e3992d 853EFI_STATUS\r
854SaveFontName (\r
855 IN EFI_STRING FontName,\r
856 OUT EFI_FONT_INFO **FontInfo\r
857 )\r
858{\r
859 UINTN FontInfoLen;\r
860\r
861 ASSERT (FontName != NULL && FontInfo != NULL);\r
862\r
863 FontInfoLen = sizeof (EFI_FONT_INFO) - sizeof (CHAR16) + StrSize (FontName);\r
864 *FontInfo = (EFI_FONT_INFO *) AllocateZeroPool (FontInfoLen);\r
865 if (*FontInfo == NULL) {\r
866 return EFI_OUT_OF_RESOURCES;\r
867 }\r
868\r
869 StrCpy ((*FontInfo)->FontName, FontName);\r
870 return EFI_SUCCESS;\r
871}\r
872\r
873\r
874/**\r
875 Retrieve system default font and color.\r
876\r
877 @param Private HII database driver private data.\r
878 @param FontInfo Points to system default font output-related\r
879 information. It's caller's responsibility to free\r
880 this buffer.\r
881 @param FontInfoSize If not NULL, output the size of buffer FontInfo.\r
882\r
883 @retval EFI_SUCCESS Cell information is added to the GlyphInfoList.\r
884 @retval EFI_OUT_OF_RESOURCES The system is out of resources to accomplish the\r
885 task.\r
886 @retval EFI_INVALID_PARAMETER Any input parameter is invalid.\r
887\r
888**/\r
889EFI_STATUS\r
890GetSystemFont (\r
891 IN HII_DATABASE_PRIVATE_DATA *Private,\r
892 OUT EFI_FONT_DISPLAY_INFO **FontInfo,\r
893 OUT UINTN *FontInfoSize OPTIONAL\r
894 )\r
895{\r
896 EFI_FONT_DISPLAY_INFO *Info;\r
897 UINTN InfoSize;\r
898\r
899 if (Private == NULL || Private->Signature != HII_DATABASE_PRIVATE_DATA_SIGNATURE) {\r
900 return EFI_INVALID_PARAMETER;\r
901 }\r
902 if (FontInfo == NULL) {\r
903 return EFI_INVALID_PARAMETER;\r
904 }\r
905\r
906 //\r
907 // The standard font always has the name "sysdefault".\r
908 //\r
909 InfoSize = sizeof (EFI_FONT_DISPLAY_INFO) - sizeof (CHAR16) + StrSize (L"sysdefault");\r
910 Info = (EFI_FONT_DISPLAY_INFO *) AllocateZeroPool (InfoSize);\r
911 if (Info == NULL) {\r
912 return EFI_OUT_OF_RESOURCES;\r
913 }\r
914\r
915 Info->ForegroundColor = mEfiColors[Private->Attribute & 0x0f];\r
916 Info->BackgroundColor = mEfiColors[Private->Attribute >> 4];\r
917 Info->FontInfoMask = EFI_FONT_INFO_SYS_FONT | EFI_FONT_INFO_SYS_SIZE | EFI_FONT_INFO_SYS_STYLE;\r
918 Info->FontInfo.FontStyle = 0;\r
919 Info->FontInfo.FontSize = EFI_GLYPH_HEIGHT;\r
920 StrCpy (Info->FontInfo.FontName, L"sysdefault");\r
921\r
922 *FontInfo = Info;\r
923 if (FontInfoSize != NULL) {\r
924 *FontInfoSize = InfoSize;\r
925 }\r
926 return EFI_SUCCESS;\r
927}\r
928\r
929\r
930/**\r
813acf3a 931 Check whether EFI_FONT_DISPLAY_INFO points to system default font and color or\r
932 returns the system default according to the optional inputs.\r
93e3992d 933\r
e90b081a 934 This is a internal function.\r
935\r
93e3992d 936 @param Private HII database driver private data.\r
937 @param StringInfo Points to the string output information,\r
938 including the color and font.\r
813acf3a 939 @param SystemInfo If not NULL, points to system default font and color.\r
940\r
93e3992d 941 @param SystemInfoLen If not NULL, output the length of default system\r
942 info.\r
943\r
944 @retval TRUE Yes, it points to system default.\r
945 @retval FALSE No.\r
946\r
947**/\r
93e3992d 948BOOLEAN\r
949IsSystemFontInfo (\r
950 IN HII_DATABASE_PRIVATE_DATA *Private,\r
951 IN EFI_FONT_DISPLAY_INFO *StringInfo,\r
952 OUT EFI_FONT_DISPLAY_INFO **SystemInfo, OPTIONAL\r
953 OUT UINTN *SystemInfoLen OPTIONAL\r
954 )\r
955{\r
956 EFI_STATUS Status;\r
957 EFI_FONT_DISPLAY_INFO *SystemDefault;\r
958 UINTN DefaultLen;\r
813acf3a 959 BOOLEAN Flag;\r
93e3992d 960\r
961 ASSERT (Private != NULL && Private->Signature == HII_DATABASE_PRIVATE_DATA_SIGNATURE);\r
962\r
963 if (StringInfo == NULL && SystemInfo == NULL) {\r
964 return TRUE;\r
965 }\r
966\r
93e3992d 967 Status = GetSystemFont (Private, &SystemDefault, &DefaultLen);\r
968 ASSERT_EFI_ERROR (Status);\r
969\r
813acf3a 970 //\r
971 // Record the system default info.\r
972 //\r
93e3992d 973 if (SystemInfo != NULL) {\r
974 *SystemInfo = SystemDefault;\r
93e3992d 975 }\r
976\r
977 if (SystemInfoLen != NULL) {\r
978 *SystemInfoLen = DefaultLen;\r
979 }\r
980\r
813acf3a 981 if (StringInfo == NULL) {\r
93e3992d 982 return TRUE;\r
983 }\r
984\r
813acf3a 985 Flag = FALSE;\r
986 //\r
987 // Check the FontInfoMask to see whether it is retrieving system info.\r
988 //\r
989 if ((StringInfo->FontInfoMask & (EFI_FONT_INFO_SYS_FONT | EFI_FONT_INFO_ANY_FONT)) == 0) {\r
990 if (StrCmp (StringInfo->FontInfo.FontName, SystemDefault->FontInfo.FontName) != 0) {\r
991 goto Exit;\r
992 }\r
993 }\r
994 if ((StringInfo->FontInfoMask & (EFI_FONT_INFO_SYS_SIZE | EFI_FONT_INFO_ANY_SIZE)) == 0) {\r
995 if (StringInfo->FontInfo.FontSize != SystemDefault->FontInfo.FontSize) {\r
996 goto Exit;\r
997 }\r
998 }\r
999 if ((StringInfo->FontInfoMask & (EFI_FONT_INFO_SYS_STYLE | EFI_FONT_INFO_ANY_STYLE)) == 0) {\r
1000 if (StringInfo->FontInfo.FontStyle != SystemDefault->FontInfo.FontStyle) {\r
1001 goto Exit;\r
1002 }\r
1003 }\r
1004 if ((StringInfo->FontInfoMask & EFI_FONT_INFO_SYS_FORE_COLOR) == 0) {\r
1005 if (CompareMem (\r
1006 &StringInfo->ForegroundColor, \r
1007 &SystemDefault->ForegroundColor, \r
1008 sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL)\r
1009 ) != 0) {\r
1010 goto Exit;\r
1011 }\r
1012 }\r
1013 if ((StringInfo->FontInfoMask & EFI_FONT_INFO_SYS_BACK_COLOR) == 0) {\r
1014 if (CompareMem (\r
1015 &StringInfo->BackgroundColor, \r
1016 &SystemDefault->BackgroundColor, \r
1017 sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL)\r
1018 ) != 0) {\r
1019 goto Exit;\r
1020 }\r
1021 }\r
1022\r
1023 Flag = TRUE;\r
1024\r
1025Exit:\r
1026 if (SystemInfo == NULL) {\r
676df92c 1027 if (SystemDefault != NULL) {\r
1028 FreePool (SystemDefault);\r
1029 }\r
813acf3a 1030 }\r
1031 return Flag;\r
93e3992d 1032}\r
1033\r
1034\r
1035/**\r
1036 This function checks whether EFI_FONT_INFO exists in current database. If\r
1037 FontInfoMask is specified, check what options can be used to make a match.\r
1038 Note that the masks relate to where the system default should be supplied\r
1039 are ignored by this function.\r
1040\r
1041 @param Private Hii database private structure.\r
1042 @param FontInfo Points to EFI_FONT_INFO structure.\r
1043 @param FontInfoMask If not NULL, describes what options can be used\r
1044 to make a match between the font requested and\r
1045 the font available. The caller must guarantee\r
1046 this mask is valid.\r
1047 @param FontHandle On entry, Points to the font handle returned by a\r
1048 previous call to GetFontInfo() or NULL to start\r
1049 with the first font.\r
1050 @param GlobalFontInfo If not NULL, output the corresponding globa font\r
1051 info.\r
1052\r
1053 @retval TRUE Existed\r
1054 @retval FALSE Not existed\r
1055\r
1056**/\r
1057BOOLEAN\r
1058IsFontInfoExisted (\r
1059 IN HII_DATABASE_PRIVATE_DATA *Private,\r
1060 IN EFI_FONT_INFO *FontInfo,\r
1061 IN EFI_FONT_INFO_MASK *FontInfoMask, OPTIONAL\r
1062 IN EFI_FONT_HANDLE FontHandle, OPTIONAL\r
1063 OUT HII_GLOBAL_FONT_INFO **GlobalFontInfo OPTIONAL\r
1064 )\r
1065{\r
1066 HII_GLOBAL_FONT_INFO *GlobalFont;\r
1067 HII_GLOBAL_FONT_INFO *GlobalFontBackup1;\r
1068 HII_GLOBAL_FONT_INFO *GlobalFontBackup2;\r
1069 LIST_ENTRY *Link;\r
1070 EFI_FONT_INFO_MASK Mask;\r
1071 BOOLEAN Matched;\r
1072 BOOLEAN VagueMatched1;\r
1073 BOOLEAN VagueMatched2;\r
1074\r
1075 ASSERT (Private != NULL && Private->Signature == HII_DATABASE_PRIVATE_DATA_SIGNATURE);\r
1076 ASSERT (FontInfo != NULL);\r
1077\r
1078 //\r
1079 // Matched flag represents an exactly match; VagueMatched1 repensents a RESIZE\r
1080 // or RESTYLE match; VagueMatched2 represents a RESIZE | RESTYLE match.\r
1081 //\r
1082 Matched = FALSE;\r
1083 VagueMatched1 = FALSE;\r
1084 VagueMatched2 = FALSE;\r
1085\r
1086 Mask = 0;\r
1087 GlobalFontBackup1 = NULL;\r
1088 GlobalFontBackup2 = NULL;\r
1089\r
1090 // The process of where the system default should be supplied instead of\r
1091 // the specified font info beyonds this function's scope.\r
1092 //\r
1093 if (FontInfoMask != NULL) {\r
1094 Mask = *FontInfoMask & (~SYS_FONT_INFO_MASK);\r
1095 }\r
1096\r
1097 //\r
1098 // If not NULL, FontHandle points to the next node of the last searched font\r
1099 // node by previous call.\r
1100 //\r
1101 if (FontHandle == NULL) {\r
1102 Link = Private->FontInfoList.ForwardLink;\r
1103 } else {\r
1104 Link = (LIST_ENTRY *) FontHandle;\r
1105 }\r
1106\r
1107 for (; Link != &Private->FontInfoList; Link = Link->ForwardLink) {\r
1108 GlobalFont = CR (Link, HII_GLOBAL_FONT_INFO, Entry, HII_GLOBAL_FONT_INFO_SIGNATURE);\r
1109 if (FontInfoMask == NULL) {\r
1110 if (CompareMem (GlobalFont->FontInfo, FontInfo, GlobalFont->FontInfoSize) == 0) {\r
1111 if (GlobalFontInfo != NULL) {\r
1112 *GlobalFontInfo = GlobalFont;\r
1113 }\r
1114 return TRUE;\r
1115 }\r
1116 } else {\r
1117 //\r
1118 // Check which options could be used to make a match.\r
1119 //\r
1120 switch (Mask) {\r
1121 case EFI_FONT_INFO_ANY_FONT:\r
1122 if (GlobalFont->FontInfo->FontStyle == FontInfo->FontStyle &&\r
1123 GlobalFont->FontInfo->FontSize == FontInfo->FontSize) {\r
1124 Matched = TRUE;\r
1125 }\r
1126 break;\r
1127 case EFI_FONT_INFO_ANY_FONT | EFI_FONT_INFO_ANY_STYLE:\r
1128 if (GlobalFont->FontInfo->FontSize == FontInfo->FontSize) {\r
1129 Matched = TRUE;\r
1130 }\r
1131 break;\r
1132 case EFI_FONT_INFO_ANY_FONT | EFI_FONT_INFO_ANY_SIZE:\r
1133 if (GlobalFont->FontInfo->FontStyle == FontInfo->FontStyle) {\r
1134 Matched = TRUE;\r
1135 }\r
1136 break;\r
1137 case EFI_FONT_INFO_ANY_FONT | EFI_FONT_INFO_ANY_SIZE | EFI_FONT_INFO_ANY_STYLE:\r
1138 Matched = TRUE;\r
1139 break;\r
1140 //\r
1141 // If EFI_FONT_INFO_RESTYLE is specified, then the system may attempt to\r
1142 // remove some of the specified styles to meet the style requested.\r
1143 //\r
1144 case EFI_FONT_INFO_ANY_FONT | EFI_FONT_INFO_RESTYLE:\r
1145 if (GlobalFont->FontInfo->FontSize == FontInfo->FontSize) {\r
1146 if (GlobalFont->FontInfo->FontStyle == FontInfo->FontStyle) {\r
1147 Matched = TRUE;\r
1148 } else if ((GlobalFont->FontInfo->FontStyle & FontInfo->FontStyle) == FontInfo->FontStyle) {\r
1149 VagueMatched1 = TRUE;\r
1150 GlobalFontBackup1 = GlobalFont;\r
1151 }\r
1152 }\r
1153 break;\r
1154 //\r
1155 // If EFI_FONT_INFO_RESIZE is specified, then the sytem may attempt to\r
1156 // stretch or shrink a font to meet the size requested.\r
1157 //\r
1158 case EFI_FONT_INFO_ANY_FONT | EFI_FONT_INFO_RESIZE:\r
1159 if (GlobalFont->FontInfo->FontStyle == FontInfo->FontStyle) {\r
1160 if (GlobalFont->FontInfo->FontSize == FontInfo->FontSize) {\r
1161 Matched = TRUE;\r
1162 } else {\r
1163 VagueMatched1 = TRUE;\r
1164 GlobalFontBackup1 = GlobalFont;\r
1165 }\r
1166 }\r
1167 break;\r
1168 case EFI_FONT_INFO_ANY_FONT | EFI_FONT_INFO_RESTYLE | EFI_FONT_INFO_RESIZE:\r
1169 if (GlobalFont->FontInfo->FontStyle == FontInfo->FontStyle) {\r
1170 if (GlobalFont->FontInfo->FontSize == FontInfo->FontSize) {\r
1171 Matched = TRUE;\r
1172 } else {\r
1173 VagueMatched1 = TRUE;\r
1174 GlobalFontBackup1 = GlobalFont;\r
1175 }\r
1176 } else if ((GlobalFont->FontInfo->FontStyle & FontInfo->FontStyle) == FontInfo->FontStyle) {\r
1177 if (GlobalFont->FontInfo->FontSize == FontInfo->FontSize) {\r
1178 VagueMatched1 = TRUE;\r
1179 GlobalFontBackup1 = GlobalFont;\r
1180 } else {\r
1181 VagueMatched2 = TRUE;\r
1182 GlobalFontBackup2 = GlobalFont;\r
1183 }\r
1184 }\r
1185 break;\r
1186 case EFI_FONT_INFO_ANY_FONT | EFI_FONT_INFO_ANY_STYLE | EFI_FONT_INFO_RESIZE:\r
1187 if (GlobalFont->FontInfo->FontSize == FontInfo->FontSize) {\r
1188 Matched = TRUE;\r
1189 } else {\r
1190 VagueMatched1 = TRUE;\r
1191 GlobalFontBackup1 = GlobalFont;\r
1192 }\r
1193 break;\r
1194 case EFI_FONT_INFO_ANY_FONT | EFI_FONT_INFO_ANY_SIZE | EFI_FONT_INFO_RESTYLE:\r
1195 if (GlobalFont->FontInfo->FontStyle == FontInfo->FontStyle) {\r
1196 Matched = TRUE;\r
1197 } else if ((GlobalFont->FontInfo->FontStyle & FontInfo->FontStyle) == FontInfo->FontStyle) {\r
1198 VagueMatched1 = TRUE;\r
1199 GlobalFontBackup1 = GlobalFont;\r
1200 }\r
1201 break;\r
1202 case EFI_FONT_INFO_ANY_STYLE:\r
1203 if ((CompareMem (\r
1204 GlobalFont->FontInfo->FontName,\r
1205 FontInfo->FontName,\r
1206 StrSize (FontInfo->FontName)\r
1207 ) == 0) &&\r
1208 GlobalFont->FontInfo->FontSize == FontInfo->FontSize) {\r
1209 Matched = TRUE;\r
1210 }\r
1211 break;\r
1212 case EFI_FONT_INFO_ANY_STYLE | EFI_FONT_INFO_ANY_SIZE:\r
1213 if (CompareMem (\r
1214 GlobalFont->FontInfo->FontName,\r
1215 FontInfo->FontName,\r
1216 StrSize (FontInfo->FontName)\r
1217 ) == 0) {\r
1218 Matched = TRUE;\r
1219 }\r
1220 break;\r
1221 case EFI_FONT_INFO_ANY_STYLE | EFI_FONT_INFO_RESIZE:\r
1222 if (CompareMem (\r
1223 GlobalFont->FontInfo->FontName,\r
1224 FontInfo->FontName,\r
1225 StrSize (FontInfo->FontName)\r
1226 ) == 0) {\r
1227 if (GlobalFont->FontInfo->FontSize == FontInfo->FontSize) {\r
1228 Matched = TRUE;\r
1229 } else {\r
1230 VagueMatched1 = TRUE;\r
1231 GlobalFontBackup1 = GlobalFont;\r
1232 }\r
1233 }\r
1234 break;\r
1235 case EFI_FONT_INFO_ANY_SIZE:\r
1236 if ((CompareMem (\r
1237 GlobalFont->FontInfo->FontName,\r
1238 FontInfo->FontName,\r
1239 StrSize (FontInfo->FontName)\r
1240 ) == 0) &&\r
1241 GlobalFont->FontInfo->FontStyle == FontInfo->FontStyle) {\r
1242 Matched = TRUE;\r
1243 }\r
1244 break;\r
1245 case EFI_FONT_INFO_ANY_SIZE | EFI_FONT_INFO_RESTYLE:\r
1246 if (CompareMem (\r
1247 GlobalFont->FontInfo->FontName,\r
1248 FontInfo->FontName,\r
1249 StrSize (FontInfo->FontName)\r
1250 ) == 0) {\r
1251 if (GlobalFont->FontInfo->FontStyle == FontInfo->FontStyle) {\r
1252 Matched = TRUE;\r
1253 } else if ((GlobalFont->FontInfo->FontStyle & FontInfo->FontStyle) == FontInfo->FontStyle) {\r
1254 VagueMatched1 = TRUE;\r
1255 GlobalFontBackup1 = GlobalFont;\r
1256 }\r
1257 }\r
1258 break;\r
1259 case EFI_FONT_INFO_RESTYLE:\r
1260 if ((CompareMem (\r
1261 GlobalFont->FontInfo->FontName,\r
1262 FontInfo->FontName,\r
1263 StrSize (FontInfo->FontName)\r
1264 ) == 0) &&\r
1265 GlobalFont->FontInfo->FontSize == FontInfo->FontSize) {\r
1266\r
1267 if (GlobalFont->FontInfo->FontStyle == FontInfo->FontStyle) {\r
1268 Matched = TRUE;\r
1269 } else if ((GlobalFont->FontInfo->FontStyle & FontInfo->FontStyle) == FontInfo->FontStyle) {\r
1270 VagueMatched1 = TRUE;\r
1271 GlobalFontBackup1 = GlobalFont;\r
1272 }\r
1273 }\r
1274 break;\r
1275 case EFI_FONT_INFO_RESIZE:\r
1276 if ((CompareMem (\r
1277 GlobalFont->FontInfo->FontName,\r
1278 FontInfo->FontName,\r
1279 StrSize (FontInfo->FontName)\r
1280 ) == 0) &&\r
1281 GlobalFont->FontInfo->FontStyle == FontInfo->FontStyle) {\r
1282\r
1283 if (GlobalFont->FontInfo->FontSize == FontInfo->FontSize) {\r
1284 Matched = TRUE;\r
1285 } else {\r
1286 VagueMatched1 = TRUE;\r
1287 GlobalFontBackup1 = GlobalFont;\r
1288 }\r
1289 }\r
1290 break;\r
1291 case EFI_FONT_INFO_RESIZE | EFI_FONT_INFO_RESTYLE:\r
1292 if (CompareMem (\r
1293 GlobalFont->FontInfo->FontName,\r
1294 FontInfo->FontName,\r
1295 StrSize (FontInfo->FontName)\r
1296 ) == 0) {\r
1297 if (GlobalFont->FontInfo->FontStyle == FontInfo->FontStyle) {\r
1298 if (GlobalFont->FontInfo->FontSize == FontInfo->FontSize) {\r
1299 Matched = TRUE;\r
1300 } else {\r
1301 VagueMatched1 = TRUE;\r
1302 GlobalFontBackup1 = GlobalFont;\r
1303 }\r
1304 } else if ((GlobalFont->FontInfo->FontStyle & FontInfo->FontStyle) == FontInfo->FontStyle) {\r
1305 if (GlobalFont->FontInfo->FontSize == FontInfo->FontSize) {\r
1306 VagueMatched1 = TRUE;\r
1307 GlobalFontBackup1 = GlobalFont;\r
1308 } else {\r
1309 VagueMatched2 = TRUE;\r
1310 GlobalFontBackup2 = GlobalFont;\r
1311 }\r
1312 }\r
1313 }\r
1314 break;\r
1315 default:\r
1316 break;\r
1317 }\r
1318\r
1319 if (Matched) {\r
1320 if (GlobalFontInfo != NULL) {\r
1321 *GlobalFontInfo = GlobalFont;\r
1322 }\r
1323 return TRUE;\r
1324 }\r
1325 }\r
1326 }\r
1327\r
1328 if (VagueMatched1) {\r
1329 if (GlobalFontInfo != NULL) {\r
1330 *GlobalFontInfo = GlobalFontBackup1;\r
1331 }\r
1332 return TRUE;\r
1333 } else if (VagueMatched2) {\r
1334 if (GlobalFontInfo != NULL) {\r
1335 *GlobalFontInfo = GlobalFontBackup2;\r
1336 }\r
1337 return TRUE;\r
1338 }\r
1339\r
1340 return FALSE;\r
1341}\r
1342\r
1343\r
1344/**\r
1345 Check whether the unicode represents a line break or not.\r
1346\r
e90b081a 1347 This is a internal function.\r
1348\r
93e3992d 1349 @param Char Unicode character\r
1350\r
1351 @retval 0 Yes, it is a line break.\r
1352 @retval 1 Yes, it is a hyphen that desires a line break\r
1353 after this character.\r
1354 @retval 2 Yes, it is a dash that desires a line break\r
1355 before and after it.\r
1356 @retval -1 No, it is not a link break.\r
1357\r
1358**/\r
93e3992d 1359INT8\r
1360IsLineBreak (\r
1361 IN CHAR16 Char\r
1362 )\r
1363{\r
1364 UINT8 Byte1;\r
1365 UINT8 Byte2;\r
1366\r
1367 //\r
1368 // In little endian, Byte1 is the low byte of Char, Byte2 is the high byte of Char.\r
1369 //\r
1370 Byte1 = *((UINT8 *) (&Char));\r
1371 Byte2 = *(((UINT8 *) (&Char) + 1));\r
1372\r
1373 if (Byte2 == 0x20) {\r
1374 switch (Byte1) {\r
1375 case 0x00:\r
1376 case 0x01:\r
1377 case 0x02:\r
1378 case 0x03:\r
1379 case 0x04:\r
1380 case 0x05:\r
1381 case 0x06:\r
1382 case 0x08:\r
1383 case 0x09:\r
1384 case 0x0A:\r
1385 case 0x0B:\r
1386 case 0x28:\r
1387 case 0x29:\r
1388 case 0x5F:\r
1389 return 0;\r
1390 case 0x10:\r
1391 case 0x12:\r
1392 case 0x13:\r
1393 return 1;\r
1394 case 0x14:\r
1395 //\r
1396 // BUGBUG: Does it really require line break before it and after it?\r
1397 //\r
1398 return 2;\r
1399 }\r
1400 } else if (Byte2 == 0x00) {\r
1401 switch (Byte1) {\r
1402 case 0x20:\r
1403 case 0x0C:\r
1404 case 0x0D:\r
1405 return 0;\r
1406 }\r
1407 }\r
1408\r
1409 switch (Char) {\r
1410 case 0x1680:\r
1411 return 0;\r
1412 case 0x058A:\r
1413 case 0x0F0B:\r
1414 case 0x1361:\r
1415 case 0x17D5:\r
1416 return 1;\r
1417 }\r
1418\r
1419 return -1;\r
1420}\r
1421\r
1422\r
1423/**\r
1424 Renders a string to a bitmap or to the display.\r
1425\r
1426 @param This A pointer to the EFI_HII_FONT_PROTOCOL instance.\r
1427 @param Flags Describes how the string is to be drawn.\r
1428 @param String Points to the null-terminated string to be\r
1429 displayed.\r
1430 @param StringInfo Points to the string output information,\r
1431 including the color and font. If NULL, then the\r
1432 string will be output in the default system font\r
1433 and color.\r
1434 @param Blt If this points to a non-NULL on entry, this\r
1435 points to the image, which is Width pixels wide\r
1436 and Height pixels high. The string will be drawn\r
1437 onto this image and\r
1438 EFI_HII_OUT_FLAG_CLIP is implied. If this points\r
1439 to a NULL on entry, then a buffer\r
1440 will be allocated to hold the generated image and\r
ac644614 1441 the pointer updated on exit. It is the caller's\r
93e3992d 1442 responsibility to free this buffer.\r
e90b081a 1443 @param BltX Specifies the offset from the left and top edge\r
1444 of the image of the first character cell in the\r
1445 image.\r
1446 @param BltY Specifies the offset from the left and top edge\r
93e3992d 1447 of the image of the first character cell in the\r
1448 image.\r
1449 @param RowInfoArray If this is non-NULL on entry, then on exit, this\r
1450 will point to an allocated buffer containing\r
1451 row information and RowInfoArraySize will be\r
1452 updated to contain the number of elements.\r
1453 This array describes the characters which were at\r
1454 least partially drawn and the heights of the\r
ac644614 1455 rows. It is the caller's responsibility to free\r
93e3992d 1456 this buffer.\r
1457 @param RowInfoArraySize If this is non-NULL on entry, then on exit it\r
1458 contains the number of elements in RowInfoArray.\r
1459 @param ColumnInfoArray If this is non-NULL, then on return it will be\r
1460 filled with the horizontal offset for each\r
1461 character in the string on the row where it is\r
1462 displayed. Non-printing characters will have\r
1463 the offset ~0. The caller is responsible to\r
1464 allocate a buffer large enough so that there\r
1465 is one entry for each character in the string,\r
1466 not including the null-terminator. It is possible\r
1467 when character display is normalized that some\r
1468 character cells overlap.\r
1469\r
1470 @retval EFI_SUCCESS The string was successfully rendered.\r
1471 @retval EFI_OUT_OF_RESOURCES Unable to allocate an output buffer for\r
1472 RowInfoArray or Blt.\r
1473 @retval EFI_INVALID_PARAMETER The String or Blt was NULL.\r
813acf3a 1474 @retval EFI_INVALID_PARAMETER Flags were invalid combination..\r
93e3992d 1475\r
1476**/\r
1477EFI_STATUS\r
1478EFIAPI\r
1479HiiStringToImage (\r
1480 IN CONST EFI_HII_FONT_PROTOCOL *This,\r
1481 IN EFI_HII_OUT_FLAGS Flags,\r
1482 IN CONST EFI_STRING String,\r
1483 IN CONST EFI_FONT_DISPLAY_INFO *StringInfo OPTIONAL,\r
1484 IN OUT EFI_IMAGE_OUTPUT **Blt,\r
1485 IN UINTN BltX,\r
1486 IN UINTN BltY,\r
1487 OUT EFI_HII_ROW_INFO **RowInfoArray OPTIONAL,\r
1488 OUT UINTN *RowInfoArraySize OPTIONAL,\r
1489 OUT UINTN *ColumnInfoArray OPTIONAL\r
1490 )\r
1491{\r
1492 EFI_STATUS Status;\r
1493 HII_DATABASE_PRIVATE_DATA *Private;\r
1494 UINT8 **GlyphBuf;\r
1495 EFI_HII_GLYPH_INFO *Cell;\r
1496 UINT8 *Attributes;\r
1497 EFI_IMAGE_OUTPUT *Image;\r
1498 EFI_STRING StringPtr;\r
1499 EFI_STRING StringTmp;\r
1500 EFI_HII_ROW_INFO *RowInfo;\r
1501 UINTN LineWidth;\r
1502 UINTN LineHeight;\r
1503 UINTN BaseLineOffset;\r
1504 UINT16 MaxRowNum;\r
1505 UINT16 RowIndex;\r
1506 UINTN Index;\r
1507 UINTN Index1;\r
1508 EFI_FONT_DISPLAY_INFO *StringInfoOut;\r
1509 EFI_FONT_DISPLAY_INFO *SystemDefault;\r
1510 EFI_FONT_HANDLE FontHandle;\r
1511 EFI_STRING StringIn;\r
1512 EFI_STRING StringIn2;\r
1513 UINT16 Height;\r
1514 EFI_FONT_INFO *FontInfo;\r
1515 BOOLEAN SysFontFlag;\r
1516 EFI_GRAPHICS_OUTPUT_BLT_PIXEL Foreground;\r
1517 EFI_GRAPHICS_OUTPUT_BLT_PIXEL Background;\r
1518 BOOLEAN Transparent;\r
1519 EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BltBuffer;\r
1520 EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BufferPtr;\r
1521 UINTN RowInfoSize;\r
1522 BOOLEAN LineBreak;\r
1523\r
1524 //\r
1525 // Check incoming parameters.\r
1526 //\r
1527\r
1528 if (This == NULL || String == NULL || Blt == NULL) {\r
1529 return EFI_INVALID_PARAMETER;\r
1530 }\r
1531 if (*Blt == NULL) {\r
1532 //\r
1533 // These two flag cannot be used if Blt is NULL upon entry.\r
1534 //\r
1535 if ((Flags & EFI_HII_OUT_FLAG_TRANSPARENT) == EFI_HII_OUT_FLAG_TRANSPARENT) {\r
1536 return EFI_INVALID_PARAMETER;\r
1537 }\r
1538 if ((Flags & EFI_HII_OUT_FLAG_CLIP) == EFI_HII_OUT_FLAG_CLIP) {\r
1539 return EFI_INVALID_PARAMETER;\r
1540 }\r
1541 }\r
1542 //\r
1543 // These two flags require that EFI_HII_OUT_FLAG_CLIP be also set.\r
1544 //\r
813acf3a 1545 if ((Flags & (EFI_HII_OUT_FLAG_CLIP | EFI_HII_OUT_FLAG_CLIP_CLEAN_X)) == EFI_HII_OUT_FLAG_CLIP_CLEAN_X) {\r
93e3992d 1546 return EFI_INVALID_PARAMETER;\r
1547 }\r
813acf3a 1548 if ((Flags & (EFI_HII_OUT_FLAG_CLIP | EFI_HII_OUT_FLAG_CLIP_CLEAN_Y)) == EFI_HII_OUT_FLAG_CLIP_CLEAN_Y) {\r
93e3992d 1549 return EFI_INVALID_PARAMETER;\r
1550 }\r
1551 //\r
1552 // This flag cannot be used with EFI_HII_OUT_FLAG_CLEAN_X.\r
1553 //\r
813acf3a 1554 if ((Flags & (EFI_HII_OUT_FLAG_WRAP | EFI_HII_OUT_FLAG_CLIP_CLEAN_X)) == (EFI_HII_OUT_FLAG_WRAP | EFI_HII_OUT_FLAG_CLIP_CLEAN_X)) {\r
93e3992d 1555 return EFI_INVALID_PARAMETER;\r
1556 }\r
1557\r
1558 GlyphBuf = (UINT8 **) AllocateZeroPool (MAX_STRING_LENGTH * sizeof (UINT8 *));\r
1559 ASSERT (GlyphBuf != NULL);\r
1560 Cell = (EFI_HII_GLYPH_INFO *) AllocateZeroPool (MAX_STRING_LENGTH * sizeof (EFI_HII_GLYPH_INFO));\r
1561 ASSERT (Cell != NULL);\r
1562 Attributes = (UINT8 *) AllocateZeroPool (MAX_STRING_LENGTH * sizeof (UINT8));\r
1563 ASSERT (Attributes != NULL);\r
1564\r
1565 RowInfo = NULL;\r
1566 Status = EFI_SUCCESS;\r
1567 StringIn2 = NULL;\r
1568 SystemDefault = NULL;\r
96ff65a1 1569 StringIn = NULL;\r
93e3992d 1570\r
1571 //\r
1572 // Calculate the string output information, including specified color and font .\r
1573 // If StringInfo does not points to system font info, it must indicate an existing\r
1574 // EFI_FONT_INFO.\r
1575 //\r
1576 StringInfoOut = NULL;\r
1577 FontHandle = NULL;\r
1578 Private = HII_FONT_DATABASE_PRIVATE_DATA_FROM_THIS (This);\r
1579 SysFontFlag = IsSystemFontInfo (Private, (EFI_FONT_DISPLAY_INFO *) StringInfo, &SystemDefault, NULL);\r
1580\r
1581 if (SysFontFlag) {\r
1582 FontInfo = NULL;\r
1583 Height = SystemDefault->FontInfo.FontSize;\r
1584 Foreground = SystemDefault->ForegroundColor;\r
1585 Background = SystemDefault->BackgroundColor;\r
1586\r
1587 } else {\r
1588 Status = HiiGetFontInfo (This, &FontHandle, (EFI_FONT_DISPLAY_INFO *) StringInfo, &StringInfoOut, NULL);\r
1589 if (Status == EFI_NOT_FOUND) {\r
1590 //\r
1591 // The specified EFI_FONT_DISPLAY_INFO does not exist in current database.\r
1592 // Use the system font instead. Still use the color specified by StringInfo.\r
1593 //\r
1594 SysFontFlag = TRUE;\r
1595 FontInfo = NULL;\r
1596 Height = SystemDefault->FontInfo.FontSize;\r
1597 Foreground = ((EFI_FONT_DISPLAY_INFO *) StringInfo)->ForegroundColor;\r
1598 Background = ((EFI_FONT_DISPLAY_INFO *) StringInfo)->BackgroundColor;\r
1599\r
96ff65a1 1600 } else if (Status == EFI_SUCCESS) {\r
93e3992d 1601 FontInfo = &StringInfoOut->FontInfo;\r
1602 Height = StringInfoOut->FontInfo.FontSize;\r
1603 Foreground = StringInfoOut->ForegroundColor;\r
1604 Background = StringInfoOut->BackgroundColor;\r
96ff65a1 1605 } else {\r
1606 goto Exit;\r
93e3992d 1607 }\r
1608 }\r
1609\r
1610 //\r
1611 // Parse the string to be displayed to drop some ignored characters.\r
1612 //\r
1613\r
1614 StringPtr = String;\r
93e3992d 1615\r
1616 //\r
1617 // Ignore line-break characters only. Hyphens or dash character will be displayed\r
1618 // without line-break opportunity.\r
1619 //\r
1620 if ((Flags & EFI_HII_IGNORE_LINE_BREAK) == EFI_HII_IGNORE_LINE_BREAK) {\r
1621 StringIn = AllocateZeroPool (StrSize (StringPtr));\r
1622 if (StringIn == NULL) {\r
1623 Status = EFI_OUT_OF_RESOURCES;\r
1624 goto Exit;\r
1625 }\r
1626 StringTmp = StringIn;\r
1627 while (*StringPtr != 0) {\r
1628 if (IsLineBreak (*StringPtr) == 0) {\r
1629 StringPtr++;\r
1630 } else {\r
1631 *StringTmp++ = *StringPtr++;\r
1632 }\r
1633 }\r
1634 *StringTmp = 0;\r
1635 StringPtr = StringIn;\r
1636 }\r
1637 //\r
1638 // If EFI_HII_IGNORE_IF_NO_GLYPH is set, then characters which have no glyphs\r
1639 // are not drawn. Otherwise they are replaced wth Unicode character 0xFFFD.\r
1640 //\r
1641 StringIn2 = AllocateZeroPool (StrSize (StringPtr));\r
1642 if (StringIn2 == NULL) {\r
1643 Status = EFI_OUT_OF_RESOURCES;\r
1644 goto Exit;\r
1645 }\r
1646 Index = 0;\r
1647 StringTmp = StringIn2;\r
1648\r
1649 while (*StringPtr != 0 && Index < MAX_STRING_LENGTH) {\r
1650 Status = GetGlyphBuffer (Private, *StringPtr, FontInfo, &GlyphBuf[Index], &Cell[Index], &Attributes[Index]);\r
1651 if (Status == EFI_NOT_FOUND) {\r
1652 if ((Flags & EFI_HII_IGNORE_IF_NO_GLYPH) == EFI_HII_IGNORE_IF_NO_GLYPH) {\r
676df92c 1653 if (GlyphBuf[Index] != NULL) {\r
1654 FreePool (GlyphBuf[Index]);\r
1655 }\r
93e3992d 1656 GlyphBuf[Index] = NULL;\r
1657 StringPtr++;\r
1658 } else {\r
1659 //\r
1660 // Unicode 0xFFFD must exist in current hii database if this flag is not set.\r
1661 //\r
1662 Status = GetGlyphBuffer (\r
1663 Private,\r
1664 REPLACE_UNKNOWN_GLYPH,\r
1665 FontInfo,\r
1666 &GlyphBuf[Index],\r
1667 &Cell[Index],\r
1668 &Attributes[Index]\r
1669 );\r
1670 if (EFI_ERROR (Status)) {\r
1671 Status = EFI_INVALID_PARAMETER;\r
1672 goto Exit;\r
1673 }\r
1674 *StringTmp++ = *StringPtr++;\r
1675 Index++;\r
1676 }\r
1677 } else if (EFI_ERROR (Status)) {\r
1678 goto Exit;\r
1679 } else {\r
1680 *StringTmp++ = *StringPtr++;\r
1681 Index++;\r
1682 }\r
1683 }\r
1684 *StringTmp = 0;\r
1685 StringPtr = StringIn2;\r
1686\r
1687 //\r
1688 // Draw the string according to the specified EFI_HII_OUT_FLAGS and Blt.\r
1689 // If Blt is not NULL, then EFI_HII_OUT_FLAG_CLIP is implied, render this string\r
1690 // to an existing image (bitmap or screen depending on flags) pointed by "*Blt".\r
1691 // Otherwise render this string to a new allocated image and output it.\r
1692 //\r
1693 if (*Blt != NULL) {\r
1694 Image = *Blt;\r
1695 BufferPtr = Image->Image.Bitmap + Image->Width * BltY + BltX;\r
1696 MaxRowNum = (UINT16) (Image->Height / Height);\r
1697 if (Image->Height % Height != 0) {\r
1698 MaxRowNum++;\r
1699 }\r
1700\r
1701 RowInfo = (EFI_HII_ROW_INFO *) AllocateZeroPool (MaxRowNum * sizeof (EFI_HII_ROW_INFO));\r
1702 if (RowInfo == NULL) {\r
1703 Status = EFI_OUT_OF_RESOURCES;\r
1704 goto Exit;\r
1705 }\r
1706\r
1707 //\r
1708 // Format the glyph buffer according to flags.\r
1709 //\r
1710\r
1711 Transparent = (BOOLEAN) ((Flags & EFI_HII_OUT_FLAG_TRANSPARENT) == EFI_HII_OUT_FLAG_TRANSPARENT ? TRUE : FALSE);\r
813acf3a 1712 if ((Flags & EFI_HII_OUT_FLAG_CLIP_CLEAN_Y) == EFI_HII_OUT_FLAG_CLIP_CLEAN_Y) {\r
93e3992d 1713 //\r
1714 // Don't draw at all if there is only one row and\r
1715 // the row's bottom-most on pixel cannot fit.\r
1716 //\r
1717 if (MaxRowNum == 1 && SysFontFlag) {\r
1718 Status = EFI_SUCCESS;\r
1719 goto Exit;\r
1720 }\r
1721 }\r
1722\r
1723 for (RowIndex = 0, Index = 0; RowIndex < MaxRowNum && StringPtr[Index] != 0; ) {\r
1724 LineWidth = 0;\r
1725 LineHeight = 0;\r
1726 BaseLineOffset = 0;\r
1727 LineBreak = FALSE;\r
1728\r
1729 //\r
1730 // Calculate how many characters there are in a row.\r
1731 //\r
1732 RowInfo[RowIndex].StartIndex = Index;\r
1733\r
1734 while (LineWidth + BltX < Image->Width && StringPtr[Index] != 0) {\r
1735 LineWidth += (UINTN) Cell[Index].AdvanceX;\r
1736 if (LineHeight < Cell[Index].Height) {\r
1737 LineHeight = (UINTN) Cell[Index].Height;\r
1738 }\r
93e3992d 1739\r
1740 if ((Flags & EFI_HII_IGNORE_LINE_BREAK) == 0 &&\r
1741 (Flags & EFI_HII_OUT_FLAG_WRAP) == 0 &&\r
1742 IsLineBreak (StringPtr[Index]) > 0) {\r
1743 //\r
1744 // It is a line break that ends this row.\r
1745 //\r
1746 Index++;\r
1747 break;\r
1748 }\r
1749\r
1750 Index++;\r
1751 }\r
1752\r
1753 //\r
1754 // If this character is the last character of a row, we need not\r
1755 // draw its (AdvanceX - Width) for next character.\r
1756 //\r
1757 Index--;\r
1758 if (!SysFontFlag) {\r
1759 LineWidth -= (UINTN) (Cell[Index].AdvanceX - Cell[Index].Width);\r
1760 }\r
1761\r
1762 //\r
1763 // EFI_HII_OUT_FLAG_WRAP will wrap the text at the right-most line-break\r
1764 // opportunity prior to a character whose right-most extent would exceed Width.\r
1765 // Search the right-most line-break opportunity here.\r
1766 //\r
1767 if ((Flags & EFI_HII_OUT_FLAG_WRAP) == EFI_HII_OUT_FLAG_WRAP) {\r
1768 if ((Flags & EFI_HII_IGNORE_LINE_BREAK) == 0) {\r
1769 for (Index1 = RowInfo[RowIndex].EndIndex; Index1 >= RowInfo[RowIndex].StartIndex; Index1--) {\r
1770 if (IsLineBreak (StringPtr[Index1]) > 0) {\r
1771 LineBreak = TRUE;\r
1772 RowInfo[RowIndex].EndIndex = Index1 - 1;\r
1773 break;\r
1774 }\r
1775 }\r
1776 }\r
1777 //\r
1778 // If no line-break opportunity can be found, then the text will\r
1779 // behave as if EFI_HII_OUT_FLAG_CLEAN_X is set.\r
1780 //\r
1781 if (!LineBreak) {\r
1782 Flags &= (~ (EFI_HII_OUT_FLAGS) EFI_HII_OUT_FLAG_WRAP);\r
813acf3a 1783 Flags |= EFI_HII_OUT_FLAG_CLIP_CLEAN_X;\r
93e3992d 1784 }\r
1785 }\r
1786\r
1787 //\r
1788 // Clip the right-most character if cannot fit when EFI_HII_OUT_FLAG_CLEAN_X is set.\r
1789 //\r
1790 if (LineWidth + BltX <= Image->Width ||\r
813acf3a 1791 (LineWidth + BltX > Image->Width && (Flags & EFI_HII_OUT_FLAG_CLIP_CLEAN_X) == 0)) {\r
93e3992d 1792 //\r
1793 // Record right-most character in RowInfo even if it is partially displayed.\r
1794 //\r
1795 RowInfo[RowIndex].EndIndex = Index;\r
1796 RowInfo[RowIndex].LineWidth = LineWidth;\r
1797 RowInfo[RowIndex].LineHeight = LineHeight;\r
1798 RowInfo[RowIndex].BaselineOffset = BaseLineOffset;\r
1799 } else {\r
1800 //\r
1801 // When EFI_HII_OUT_FLAG_CLEAN_X is set, it will not draw a character\r
1802 // if its right-most on pixel cannot fit.\r
1803 //\r
1804 if (Index > 0) {\r
1805 RowInfo[RowIndex].EndIndex = Index - 1;\r
1806 RowInfo[RowIndex].LineWidth = LineWidth - Cell[Index].AdvanceX;\r
08e6463a 1807 RowInfo[RowIndex].BaselineOffset = BaseLineOffset;\r
93e3992d 1808 if (LineHeight > Cell[Index - 1].Height) {\r
1809 LineHeight = Cell[Index - 1].Height;\r
1810 }\r
1811 RowInfo[RowIndex].LineHeight = LineHeight;\r
1812 } else {\r
1813 //\r
1814 // There is only one column and it can not be drawn so that return directly.\r
1815 //\r
1816 Status = EFI_SUCCESS;\r
1817 goto Exit;\r
1818 }\r
1819 }\r
1820\r
1821 //\r
1822 // Clip the final row if the row's bottom-most on pixel cannot fit when\r
1823 // EFI_HII_OUT_FLAG_CLEAN_Y is set.\r
1824 //\r
1825 if (RowIndex == MaxRowNum - 1 && Image->Height < LineHeight) {\r
1826 LineHeight = Image->Height;\r
813acf3a 1827 if ((Flags & EFI_HII_OUT_FLAG_CLIP_CLEAN_Y) == EFI_HII_OUT_FLAG_CLIP_CLEAN_Y) {\r
93e3992d 1828 //\r
1829 // Don't draw at all if the row's bottom-most on pixel cannot fit.\r
1830 //\r
1831 break;\r
1832 }\r
1833 }\r
1834\r
1835 //\r
1836 // Draw it to screen or existing bitmap depending on whether\r
1837 // EFI_HII_DIRECT_TO_SCREEN is set.\r
1838 //\r
1839 if ((Flags & EFI_HII_DIRECT_TO_SCREEN) == EFI_HII_DIRECT_TO_SCREEN) {\r
1840 BltBuffer = AllocateZeroPool (RowInfo[RowIndex].LineWidth * RowInfo[RowIndex].LineHeight * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL));\r
1841 if (BltBuffer == NULL) {\r
1842 Status = EFI_OUT_OF_RESOURCES;\r
1843 goto Exit;\r
1844 }\r
1845 BufferPtr = BltBuffer;\r
1846 for (Index1 = RowInfo[RowIndex].StartIndex; Index1 <= RowInfo[RowIndex].EndIndex; Index1++) {\r
1847 GlyphToImage (\r
1848 GlyphBuf[Index1],\r
1849 Foreground,\r
1850 Background,\r
1851 RowInfo[RowIndex].LineWidth,\r
1852 RowInfo[RowIndex].LineHeight,\r
1853 Transparent,\r
50b39985 1854 &Cell[Index1],\r
93e3992d 1855 Attributes[Index1],\r
1856 &BufferPtr\r
1857 );\r
1858 if (ColumnInfoArray != NULL) {\r
1859 if (Index1 == RowInfo[RowIndex].StartIndex) {\r
1860 *ColumnInfoArray = 0;\r
1861 } else {\r
1862 *ColumnInfoArray = Cell[Index1 -1].AdvanceX;\r
1863 }\r
1864 ColumnInfoArray++;\r
1865 }\r
1866 }\r
1867 Status = Image->Image.Screen->Blt (\r
1868 Image->Image.Screen,\r
1869 BltBuffer,\r
1870 EfiBltBufferToVideo,\r
1871 0,\r
1872 0,\r
1873 BltX,\r
1874 BltY,\r
1875 RowInfo[RowIndex].LineWidth,\r
1876 RowInfo[RowIndex].LineHeight,\r
1877 0\r
1878 );\r
1879 if (EFI_ERROR (Status)) {\r
676df92c 1880 FreePool (BltBuffer);\r
93e3992d 1881 goto Exit;\r
1882 }\r
1883\r
676df92c 1884 FreePool (BltBuffer);\r
93e3992d 1885\r
1886 } else {\r
1887 for (Index1 = RowInfo[RowIndex].StartIndex; Index1 <= RowInfo[RowIndex].EndIndex; Index1++) {\r
1888 GlyphToImage (\r
1889 GlyphBuf[Index1],\r
1890 Foreground,\r
1891 Background,\r
1892 Image->Width,\r
1893 Image->Height,\r
1894 Transparent,\r
50b39985 1895 &Cell[Index1],\r
93e3992d 1896 Attributes[Index1],\r
1897 &BufferPtr\r
1898 );\r
1899 if (ColumnInfoArray != NULL) {\r
1900 if (Index1 == RowInfo[RowIndex].StartIndex) {\r
1901 *ColumnInfoArray = 0;\r
1902 } else {\r
1903 *ColumnInfoArray = Cell[Index1 -1].AdvanceX;\r
1904 }\r
1905 ColumnInfoArray++;\r
1906 }\r
1907 }\r
1908 //\r
1909 // Jump to next row\r
1910 //\r
1911 BufferPtr += BltX + Image->Width * (LineHeight - 1);\r
1912 }\r
1913\r
1914 Index++;\r
1915 RowIndex++;\r
1916\r
1917 }\r
1918\r
1919 //\r
1920 // Write output parameters.\r
1921 //\r
1922 RowInfoSize = RowIndex * sizeof (EFI_HII_ROW_INFO);\r
1923 if (RowInfoArray != NULL) {\r
1924 *RowInfoArray = AllocateZeroPool (RowInfoSize);\r
1925 if (*RowInfoArray == NULL) {\r
1926 Status = EFI_OUT_OF_RESOURCES;\r
1927 goto Exit;\r
1928 }\r
1929 CopyMem (*RowInfoArray, RowInfo, RowInfoSize);\r
1930 }\r
1931 if (RowInfoArraySize != NULL) {\r
1932 *RowInfoArraySize = RowIndex;\r
1933 }\r
1934\r
1935 } else {\r
1936 //\r
1937 // Create a new bitmap and draw the string onto this image.\r
1938 //\r
1939 Image = AllocateZeroPool (sizeof (EFI_IMAGE_OUTPUT));\r
1940 if (Image == NULL) {\r
1941 return EFI_OUT_OF_RESOURCES;\r
1942 }\r
1943 Image->Width = 800;\r
1944 Image->Height = 600;\r
1945 Image->Image.Bitmap = AllocateZeroPool (Image->Width * Image->Height *sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL));\r
1946 if (Image->Image.Bitmap == NULL) {\r
676df92c 1947 FreePool (Image);\r
93e3992d 1948 return EFI_OUT_OF_RESOURCES;\r
1949 }\r
1950\r
1951 //\r
1952 // Other flags are not permitted when Blt is NULL.\r
1953 //\r
1954 Flags &= EFI_HII_OUT_FLAG_WRAP | EFI_HII_IGNORE_IF_NO_GLYPH | EFI_HII_IGNORE_LINE_BREAK;\r
1955 Status = HiiStringToImage (\r
1956 This,\r
1957 Flags,\r
1958 String,\r
1959 StringInfo,\r
1960 &Image,\r
1961 BltX,\r
1962 BltY,\r
1963 RowInfoArray,\r
1964 RowInfoArraySize,\r
1965 ColumnInfoArray\r
1966 );\r
1967 if (EFI_ERROR (Status)) {\r
1968 return Status;\r
1969 }\r
1970\r
1971 *Blt = Image;\r
1972 }\r
1973\r
1974 Status = EFI_SUCCESS;\r
1975\r
1976Exit:\r
1977\r
1978 for (Index = 0; Index < MAX_STRING_LENGTH; Index++) {\r
676df92c 1979 if (GlyphBuf[Index] != NULL) {\r
1980 FreePool (GlyphBuf[Index]);\r
1981 }\r
1982 }\r
1983 if (StringIn != NULL) {\r
1984 FreePool (StringIn);\r
1985 }\r
1986 if (StringIn2 != NULL) {\r
1987 FreePool (StringIn2);\r
1988 }\r
1989 if (StringInfoOut != NULL) {\r
1990 FreePool (StringInfoOut);\r
1991 }\r
1992 if (RowInfo != NULL) {\r
1993 FreePool (RowInfo);\r
1994 }\r
1995 if (SystemDefault != NULL) {\r
1996 FreePool (SystemDefault);\r
1997 }\r
1998 if (GlyphBuf != NULL) {\r
1999 FreePool (GlyphBuf);\r
2000 }\r
2001 if (Cell != NULL) {\r
2002 FreePool (Cell);\r
2003 }\r
2004 if (Attributes != NULL) {\r
2005 FreePool (Attributes);\r
93e3992d 2006 }\r
93e3992d 2007\r
2008 return Status;\r
2009}\r
2010\r
2011\r
2012/**\r
2013 Render a string to a bitmap or the screen containing the contents of the specified string.\r
2014\r
2015 @param This A pointer to the EFI_HII_FONT_PROTOCOL instance.\r
2016 @param Flags Describes how the string is to be drawn.\r
2017 @param PackageList The package list in the HII database to search\r
2018 for the specified string.\r
ac644614 2019 @param StringId The string's id, which is unique within\r
93e3992d 2020 PackageList.\r
2021 @param Language Points to the language for the retrieved string.\r
2022 If NULL, then the current system language is\r
2023 used.\r
2024 @param StringInfo Points to the string output information,\r
2025 including the color and font. If NULL, then the\r
2026 string will be output in the default system font\r
2027 and color.\r
2028 @param Blt If this points to a non-NULL on entry, this\r
2029 points to the image, which is Width pixels wide\r
2030 and Height pixels high. The string will be drawn\r
2031 onto this image and\r
2032 EFI_HII_OUT_FLAG_CLIP is implied. If this points\r
2033 to a NULL on entry, then a buffer\r
2034 will be allocated to hold the generated image and\r
ac644614 2035 the pointer updated on exit. It is the caller's\r
93e3992d 2036 responsibility to free this buffer.\r
e90b081a 2037 @param BltX Specifies the offset from the left and top edge\r
2038 of the image of the first character cell in the\r
2039 image.\r
2040 @param BltY Specifies the offset from the left and top edge\r
93e3992d 2041 of the image of the first character cell in the\r
2042 image.\r
2043 @param RowInfoArray If this is non-NULL on entry, then on exit, this\r
2044 will point to an allocated buffer containing\r
2045 row information and RowInfoArraySize will be\r
2046 updated to contain the number of elements.\r
2047 This array describes the characters which were at\r
2048 least partially drawn and the heights of the\r
ac644614 2049 rows. It is the caller's responsibility to free\r
93e3992d 2050 this buffer.\r
2051 @param RowInfoArraySize If this is non-NULL on entry, then on exit it\r
2052 contains the number of elements in RowInfoArray.\r
2053 @param ColumnInfoArray If this is non-NULL, then on return it will be\r
2054 filled with the horizontal offset for each\r
2055 character in the string on the row where it is\r
2056 displayed. Non-printing characters will have\r
2057 the offset ~0. The caller is responsible to\r
2058 allocate a buffer large enough so that there\r
2059 is one entry for each character in the string,\r
2060 not including the null-terminator. It is possible\r
2061 when character display is normalized that some\r
2062 character cells overlap.\r
2063\r
2064 @retval EFI_SUCCESS The string was successfully rendered.\r
2065 @retval EFI_OUT_OF_RESOURCES Unable to allocate an output buffer for\r
2066 RowInfoArray or Blt.\r
813acf3a 2067 @retval EFI_INVALID_PARAMETER The Blt or PackageList was NULL.\r
2068 @retval EFI_INVALID_PARAMETER Flags were invalid combination.\r
2069 @retval EFI_NOT_FOUND The specified PackageList is not in the Database or the stringid is not \r
2070 in the specified PackageList. \r
93e3992d 2071\r
2072**/\r
2073EFI_STATUS\r
2074EFIAPI\r
2075HiiStringIdToImage (\r
2076 IN CONST EFI_HII_FONT_PROTOCOL *This,\r
2077 IN EFI_HII_OUT_FLAGS Flags,\r
2078 IN EFI_HII_HANDLE PackageList,\r
2079 IN EFI_STRING_ID StringId,\r
2080 IN CONST CHAR8* Language,\r
2081 IN CONST EFI_FONT_DISPLAY_INFO *StringInfo OPTIONAL,\r
2082 IN OUT EFI_IMAGE_OUTPUT **Blt,\r
2083 IN UINTN BltX,\r
2084 IN UINTN BltY,\r
2085 OUT EFI_HII_ROW_INFO **RowInfoArray OPTIONAL,\r
2086 OUT UINTN *RowInfoArraySize OPTIONAL,\r
2087 OUT UINTN *ColumnInfoArray OPTIONAL\r
2088 )\r
2089{\r
2090 EFI_STATUS Status;\r
2091 HII_DATABASE_PRIVATE_DATA *Private;\r
bf9af1b9 2092 EFI_HII_STRING_PROTOCOL *HiiString;\r
93e3992d 2093 EFI_STRING String;\r
2094 UINTN StringSize;\r
813acf3a 2095 UINTN FontLen;\r
2096 EFI_FONT_INFO *StringFontInfo;\r
2097 EFI_FONT_DISPLAY_INFO *NewStringInfo;\r
bf9af1b9 2098 CHAR8 TempSupportedLanguages;\r
2099 CHAR8 *SupportedLanguages;\r
2100 UINTN SupportedLanguagesSize;\r
2101 CHAR8 *CurrentLanguage;\r
2102 CHAR8 *BestLanguage;\r
93e3992d 2103\r
2104 if (This == NULL || PackageList == NULL || Blt == NULL || PackageList == NULL) {\r
2105 return EFI_INVALID_PARAMETER;\r
2106 }\r
2107\r
2108 if (!IsHiiHandleValid (PackageList)) {\r
2109 return EFI_NOT_FOUND;\r
2110 }\r
2111\r
813acf3a 2112 //\r
bf9af1b9 2113 // Initialize string pointers to be NULL\r
813acf3a 2114 //\r
bf9af1b9 2115 SupportedLanguages = NULL;\r
2116 CurrentLanguage = NULL;\r
2117 BestLanguage = NULL;\r
2118 String = NULL;\r
2119 StringInfo = NULL;\r
2120 StringFontInfo = NULL;\r
2121 NewStringInfo = NULL;\r
93e3992d 2122\r
2123 //\r
2124 // Get the string to be displayed.\r
2125 //\r
bf9af1b9 2126 Private = HII_FONT_DATABASE_PRIVATE_DATA_FROM_THIS (This);\r
2127 HiiString = &Private->HiiString;\r
2128\r
2129 //\r
2130 // Get the size of supported language.\r
2131 //\r
2132 SupportedLanguagesSize = 0;\r
2133 Status = HiiString->GetLanguages (\r
2134 HiiString,\r
2135 PackageList,\r
2136 &TempSupportedLanguages,\r
2137 &SupportedLanguagesSize\r
2138 );\r
2139 if (Status != EFI_BUFFER_TOO_SMALL) {\r
2140 return Status;\r
2141 }\r
2142\r
2143 SupportedLanguages = AllocatePool (SupportedLanguagesSize);\r
2144 if (SupportedLanguages == NULL) {\r
2145 return EFI_OUT_OF_RESOURCES;\r
2146 }\r
93e3992d 2147\r
bf9af1b9 2148 Status = HiiString->GetLanguages (\r
2149 HiiString,\r
2150 PackageList,\r
2151 SupportedLanguages,\r
2152 &SupportedLanguagesSize\r
2153 );\r
2154 if (EFI_ERROR (Status)) {\r
2155 goto Exit;\r
2156 }\r
2157 \r
2158 if (Language == NULL) {\r
2159 Language = "";\r
2160 }\r
2161 CurrentLanguage = GetEfiGlobalVariable (L"PlatformLang");\r
2162 BestLanguage = GetBestLanguage (\r
2163 SupportedLanguages,\r
2164 FALSE,\r
2165 Language,\r
2166 (CurrentLanguage == NULL) ? CurrentLanguage : "",\r
2167 (CHAR8 *) PcdGetPtr (PcdUefiVariableDefaultPlatformLang),\r
2168 NULL\r
2169 );\r
2170 if (BestLanguage == NULL) {\r
2171 Status = EFI_NOT_FOUND;\r
2172 goto Exit;\r
2173 }\r
2174 \r
93e3992d 2175 StringSize = MAX_STRING_LENGTH;\r
2176 String = (EFI_STRING) AllocateZeroPool (StringSize);\r
2177 if (String == NULL) {\r
bf9af1b9 2178 Status = EFI_OUT_OF_RESOURCES;\r
2179 goto Exit;\r
93e3992d 2180 }\r
2181\r
bf9af1b9 2182 Status = HiiString->GetString (\r
2183 HiiString,\r
2184 BestLanguage,\r
2185 PackageList,\r
2186 StringId,\r
2187 String,\r
2188 &StringSize,\r
2189 &StringFontInfo\r
2190 );\r
93e3992d 2191 if (Status == EFI_BUFFER_TOO_SMALL) {\r
676df92c 2192 FreePool (String);\r
93e3992d 2193 String = (EFI_STRING) AllocateZeroPool (StringSize);\r
2194 if (String == NULL) {\r
bf9af1b9 2195 Status = EFI_OUT_OF_RESOURCES;\r
2196 goto Exit;\r
93e3992d 2197 }\r
bf9af1b9 2198 Status = HiiString->GetString (\r
2199 HiiString,\r
2200 BestLanguage,\r
2201 PackageList,\r
2202 StringId,\r
2203 String,\r
2204 &StringSize,\r
2205 NULL\r
2206 );\r
93e3992d 2207 }\r
2208\r
2209 if (EFI_ERROR (Status)) {\r
bf9af1b9 2210 goto Exit;\r
813acf3a 2211 }\r
2212 \r
2213 //\r
2214 // When StringInfo specifies that string will be output in the system default font and color,\r
2215 // use particular stringfontinfo described in string package instead if exists. \r
2216 // StringFontInfo equals NULL means system default font attaches with the string block.\r
2217 //\r
2218 if (StringFontInfo != NULL && IsSystemFontInfo (Private, (EFI_FONT_DISPLAY_INFO *) StringInfo, NULL, NULL)) {\r
2219 FontLen = sizeof (EFI_FONT_DISPLAY_INFO) - sizeof (CHAR16) + StrSize (StringFontInfo->FontName);\r
2220 NewStringInfo = AllocateZeroPool (FontLen);\r
2221 if (NewStringInfo == NULL) { \r
2222 Status = EFI_OUT_OF_RESOURCES;\r
2223 goto Exit;\r
2224 }\r
2225 NewStringInfo->FontInfoMask = EFI_FONT_INFO_SYS_FORE_COLOR | EFI_FONT_INFO_SYS_BACK_COLOR;\r
2226 NewStringInfo->FontInfo.FontStyle = StringFontInfo->FontStyle;\r
2227 NewStringInfo->FontInfo.FontSize = StringFontInfo->FontSize; \r
2228 StrCpy (NewStringInfo->FontInfo.FontName, StringFontInfo->FontName);\r
2229 \r
2230 Status = HiiStringToImage (\r
2231 This, \r
2232 Flags, \r
2233 String, \r
2234 NewStringInfo, \r
2235 Blt, \r
2236 BltX, \r
2237 BltY, \r
2238 RowInfoArray,\r
2239 RowInfoArraySize,\r
2240 ColumnInfoArray\r
2241 );\r
2242 goto Exit;\r
93e3992d 2243 }\r
2244\r
813acf3a 2245 Status = HiiStringToImage (\r
93e3992d 2246 This,\r
2247 Flags,\r
2248 String,\r
2249 StringInfo,\r
2250 Blt,\r
2251 BltX,\r
2252 BltY,\r
2253 RowInfoArray,\r
2254 RowInfoArraySize,\r
2255 ColumnInfoArray\r
2256 );\r
2257\r
813acf3a 2258Exit:\r
bf9af1b9 2259 if (SupportedLanguages != NULL) {\r
2260 FreePool (SupportedLanguages);\r
2261 }\r
2262 if (CurrentLanguage != NULL) {\r
2263 FreePool (CurrentLanguage);\r
2264 }\r
2265 if (BestLanguage != NULL) {\r
2266 FreePool (BestLanguage);\r
2267 }\r
676df92c 2268 if (String != NULL) {\r
2269 FreePool (String);\r
2270 }\r
2271 if (StringFontInfo != NULL) {\r
2272 FreePool (StringFontInfo);\r
2273 }\r
2274 if (NewStringInfo != NULL) {\r
2275 FreePool (NewStringInfo);\r
2276 }\r
813acf3a 2277\r
2278 return Status;\r
93e3992d 2279}\r
2280\r
2281\r
2282/**\r
2283 Convert the glyph for a single character into a bitmap.\r
2284\r
2285 @param This A pointer to the EFI_HII_FONT_PROTOCOL instance.\r
2286 @param Char Character to retrieve.\r
2287 @param StringInfo Points to the string font and color information\r
2288 or NULL if the string should use the default\r
2289 system font and color.\r
2290 @param Blt Thus must point to a NULL on entry. A buffer will\r
2291 be allocated to hold the output and the pointer\r
ac644614 2292 updated on exit. It is the caller's\r
93e3992d 2293 responsibility to free this buffer.\r
2294 @param Baseline Number of pixels from the bottom of the bitmap to\r
2295 the baseline.\r
2296\r
2297 @retval EFI_SUCCESS Glyph bitmap created.\r
2298 @retval EFI_OUT_OF_RESOURCES Unable to allocate the output buffer Blt.\r
2299 @retval EFI_WARN_UNKNOWN_GLYPH The glyph was unknown and was replaced with the\r
2300 glyph for Unicode character 0xFFFD.\r
2301 @retval EFI_INVALID_PARAMETER Blt is NULL or *Blt is not NULL.\r
2302\r
2303**/\r
2304EFI_STATUS\r
2305EFIAPI\r
2306HiiGetGlyph (\r
2307 IN CONST EFI_HII_FONT_PROTOCOL *This,\r
2308 IN CHAR16 Char,\r
2309 IN CONST EFI_FONT_DISPLAY_INFO *StringInfo,\r
2310 OUT EFI_IMAGE_OUTPUT **Blt,\r
2311 OUT UINTN *Baseline OPTIONAL\r
2312 )\r
2313{\r
2314 EFI_STATUS Status;\r
2315 HII_DATABASE_PRIVATE_DATA *Private;\r
2316 EFI_IMAGE_OUTPUT *Image;\r
2317 UINT8 *GlyphBuffer;\r
2318 EFI_FONT_DISPLAY_INFO *SystemDefault;\r
2319 EFI_FONT_DISPLAY_INFO *StringInfoOut;\r
2320 BOOLEAN Default;\r
2321 EFI_FONT_HANDLE FontHandle;\r
2322 EFI_STRING String;\r
2323 EFI_HII_GLYPH_INFO Cell;\r
2324 EFI_FONT_INFO *FontInfo;\r
2325 UINT8 Attributes;\r
2326 EFI_GRAPHICS_OUTPUT_BLT_PIXEL Foreground;\r
2327 EFI_GRAPHICS_OUTPUT_BLT_PIXEL Background;\r
2328 EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BltBuffer;\r
2329\r
2330 if (This == NULL || Blt == NULL || *Blt != NULL) {\r
2331 return EFI_INVALID_PARAMETER;\r
2332 }\r
2333\r
2334 Private = HII_FONT_DATABASE_PRIVATE_DATA_FROM_THIS (This);\r
2335\r
2336 Default = FALSE;\r
2337 Image = NULL;\r
2338 SystemDefault = NULL;\r
2339 FontHandle = NULL;\r
2340 String = NULL;\r
2341 GlyphBuffer = NULL;\r
2342 StringInfoOut = NULL;\r
2343 FontInfo = NULL;\r
2344\r
2345 ZeroMem (&Foreground, sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL));\r
2346 ZeroMem (&Background, sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL));\r
2347\r
2348 Default = IsSystemFontInfo (Private, (EFI_FONT_DISPLAY_INFO *) StringInfo, &SystemDefault, NULL);\r
2349\r
2350 if (!Default) {\r
2351 //\r
2352 // Find out a EFI_FONT_DISPLAY_INFO which could display the character in\r
2353 // the specified color and font.\r
2354 //\r
2355 String = (EFI_STRING) AllocateZeroPool (sizeof (CHAR16) * 2);\r
2356 if (String == NULL) {\r
2357 Status = EFI_OUT_OF_RESOURCES;\r
2358 goto Exit;\r
2359 }\r
2360 *String = Char;\r
2361 *(String + 1) = 0;\r
2362\r
2363 Status = HiiGetFontInfo (This, &FontHandle, StringInfo, &StringInfoOut, String);\r
2364 if (EFI_ERROR (Status)) {\r
2365 goto Exit;\r
2366 }\r
2367 FontInfo = &StringInfoOut->FontInfo;\r
2368 Foreground = StringInfoOut->ForegroundColor;\r
2369 Background = StringInfoOut->BackgroundColor;\r
2370 } else {\r
2371 Foreground = SystemDefault->ForegroundColor;\r
2372 Background = SystemDefault->BackgroundColor;\r
2373 }\r
2374\r
2375 Status = GetGlyphBuffer (Private, Char, FontInfo, &GlyphBuffer, &Cell, &Attributes);\r
2376 if (EFI_ERROR (Status)) {\r
2377 goto Exit;\r
2378 }\r
2379\r
2380 Image = (EFI_IMAGE_OUTPUT *) AllocateZeroPool (sizeof (EFI_IMAGE_OUTPUT));\r
2381 if (Image == NULL) {\r
2382 Status = EFI_OUT_OF_RESOURCES;\r
2383 goto Exit;\r
2384 }\r
2385 Image->Width = Cell.Width;\r
2386 Image->Height = Cell.Height;\r
2387\r
2388 Image->Image.Bitmap = AllocateZeroPool (Image->Width * Image->Height * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL));\r
2389 if (Image->Image.Bitmap == NULL) {\r
676df92c 2390 FreePool (Image);\r
93e3992d 2391 Status = EFI_OUT_OF_RESOURCES;\r
2392 goto Exit;\r
2393 }\r
2394\r
2395 BltBuffer = Image->Image.Bitmap;\r
2396 GlyphToImage (\r
2397 GlyphBuffer,\r
2398 Foreground,\r
2399 Background,\r
2400 Image->Width,\r
2401 Image->Height,\r
2402 FALSE,\r
50b39985 2403 &Cell,\r
93e3992d 2404 Attributes,\r
2405 &BltBuffer\r
2406 );\r
2407\r
2408 *Blt = Image;\r
2409 if (Baseline != NULL) {\r
2410 *Baseline = Cell.OffsetY;\r
2411 }\r
2412\r
2413 Status = EFI_SUCCESS;\r
2414\r
2415Exit:\r
2416\r
2417 if (Status == EFI_NOT_FOUND) {\r
2418 //\r
2419 // Glyph is unknown and replaced with the glyph for unicode character 0xFFFD\r
2420 //\r
2421 if (Char != REPLACE_UNKNOWN_GLYPH) {\r
2422 Status = HiiGetGlyph (This, REPLACE_UNKNOWN_GLYPH, StringInfo, Blt, Baseline);\r
2423 if (!EFI_ERROR (Status)) {\r
2424 Status = EFI_WARN_UNKNOWN_GLYPH;\r
2425 }\r
2426 } else {\r
2427 Status = EFI_WARN_UNKNOWN_GLYPH;\r
2428 }\r
2429 }\r
2430\r
676df92c 2431 if (SystemDefault != NULL) {\r
2432 FreePool (SystemDefault);\r
2433 }\r
2434 if (StringInfoOut != NULL) {\r
2435 FreePool (StringInfoOut);\r
2436 }\r
2437 if (String != NULL) {\r
2438 FreePool (String);\r
2439 }\r
2440 if (GlyphBuffer != NULL) {\r
2441 FreePool (GlyphBuffer);\r
2442 }\r
93e3992d 2443\r
2444 return Status;\r
2445}\r
2446\r
2447\r
2448/**\r
2449 This function iterates through fonts which match the specified font, using\r
2450 the specified criteria. If String is non-NULL, then all of the characters in\r
2451 the string must exist in order for a candidate font to be returned.\r
2452\r
2453 @param This A pointer to the EFI_HII_FONT_PROTOCOL instance.\r
2454 @param FontHandle On entry, points to the font handle returned by a\r
2455 previous call to GetFontInfo() or NULL to start\r
2456 with the first font. On return, points to the\r
2457 returned font handle or points to NULL if there\r
2458 are no more matching fonts.\r
2459 @param StringInfoIn Upon entry, points to the font to return\r
813acf3a 2460 information about. \r
2461 If NULL, then the information about the system default \r
2462 font will be returned.\r
ac644614 2463 @param StringInfoOut Upon return, contains the matching font's\r
93e3992d 2464 information. If NULL, then no information is\r
2465 returned. It's caller's responsibility to free\r
2466 this buffer.\r
2467 @param String Points to the string which will be tested to\r
2468 determine if all characters are available. If\r
2469 NULL, then any font is acceptable.\r
2470\r
2471 @retval EFI_SUCCESS Matching font returned successfully.\r
2472 @retval EFI_NOT_FOUND No matching font was found.\r
813acf3a 2473 @retval EFI_INVALID_PARAMETER StringInfoIn->FontInfoMask is an invalid combination.\r
93e3992d 2474 @retval EFI_OUT_OF_RESOURCES There were insufficient resources to complete the\r
2475 request.\r
2476\r
2477**/\r
2478EFI_STATUS\r
2479EFIAPI\r
2480HiiGetFontInfo (\r
2481 IN CONST EFI_HII_FONT_PROTOCOL *This,\r
2482 IN OUT EFI_FONT_HANDLE *FontHandle,\r
813acf3a 2483 IN CONST EFI_FONT_DISPLAY_INFO *StringInfoIn, OPTIONAL\r
93e3992d 2484 OUT EFI_FONT_DISPLAY_INFO **StringInfoOut,\r
2485 IN CONST EFI_STRING String OPTIONAL\r
2486 )\r
2487{\r
2488 HII_DATABASE_PRIVATE_DATA *Private;\r
2489 EFI_STATUS Status;\r
2490 EFI_FONT_DISPLAY_INFO *SystemDefault;\r
2491 EFI_FONT_DISPLAY_INFO InfoOut;\r
2492 UINTN StringInfoOutLen;\r
2493 EFI_FONT_INFO *FontInfo;\r
2494 HII_GLOBAL_FONT_INFO *GlobalFont;\r
2495 EFI_STRING StringIn;\r
2496 EFI_FONT_HANDLE LocalFontHandle;\r
2497\r
813acf3a 2498 if (This == NULL) {\r
93e3992d 2499 return EFI_INVALID_PARAMETER;\r
2500 }\r
2501\r
2502 FontInfo = NULL;\r
813acf3a 2503 SystemDefault = NULL;\r
93e3992d 2504 LocalFontHandle = NULL;\r
2505 if (FontHandle != NULL) {\r
2506 LocalFontHandle = *FontHandle;\r
2507 }\r
2508\r
813acf3a 2509 Private = HII_FONT_DATABASE_PRIVATE_DATA_FROM_THIS (This);\r
2510\r
2511 //\r
2512 // Already searched to the end of the whole list, return directly.\r
2513 //\r
2514 if (LocalFontHandle == &Private->FontInfoList) {\r
2515 LocalFontHandle = NULL;\r
2516 Status = EFI_NOT_FOUND;\r
2517 goto Exit;\r
2518 }\r
2519\r
93e3992d 2520 //\r
2521 // Get default system display info, if StringInfoIn points to\r
2522 // system display info, return it directly.\r
2523 //\r
93e3992d 2524 if (IsSystemFontInfo (Private, (EFI_FONT_DISPLAY_INFO *) StringInfoIn, &SystemDefault, &StringInfoOutLen)) {\r
813acf3a 2525 //\r
2526 // System font is the first node. When handle is not NULL, system font can not\r
2527 // be found any more.\r
2528 //\r
2529 if (LocalFontHandle == NULL) {\r
2530 if (StringInfoOut != NULL) {\r
2531 *StringInfoOut = AllocateCopyPool (StringInfoOutLen, SystemDefault);\r
2532 if (*StringInfoOut == NULL) {\r
2533 Status = EFI_OUT_OF_RESOURCES;\r
2534 LocalFontHandle = NULL;\r
2535 goto Exit;\r
2536 }\r
93e3992d 2537 }\r
813acf3a 2538\r
2539 LocalFontHandle = Private->FontInfoList.ForwardLink;\r
2540 Status = EFI_SUCCESS;\r
2541 goto Exit;\r
2542 } else {\r
2543 LocalFontHandle = NULL;\r
2544 Status = EFI_NOT_FOUND;\r
2545 goto Exit;\r
93e3992d 2546 }\r
813acf3a 2547 }\r
bd37f971 2548 \r
2549 //\r
2550 // StringInfoIn must not be NULL if it is not system default font info.\r
2551 //\r
2552 ASSERT (StringInfoIn != NULL);\r
813acf3a 2553 //\r
2554 // Check the font information mask to make sure it is valid.\r
2555 //\r
2556 if (((StringInfoIn->FontInfoMask & (EFI_FONT_INFO_SYS_FONT | EFI_FONT_INFO_ANY_FONT)) == \r
2557 (EFI_FONT_INFO_SYS_FONT | EFI_FONT_INFO_ANY_FONT)) ||\r
2558 ((StringInfoIn->FontInfoMask & (EFI_FONT_INFO_SYS_SIZE | EFI_FONT_INFO_ANY_SIZE)) == \r
2559 (EFI_FONT_INFO_SYS_SIZE | EFI_FONT_INFO_ANY_SIZE)) ||\r
2560 ((StringInfoIn->FontInfoMask & (EFI_FONT_INFO_SYS_STYLE | EFI_FONT_INFO_ANY_STYLE)) == \r
2561 (EFI_FONT_INFO_SYS_STYLE | EFI_FONT_INFO_ANY_STYLE)) ||\r
2562 ((StringInfoIn->FontInfoMask & (EFI_FONT_INFO_RESIZE | EFI_FONT_INFO_ANY_SIZE)) == \r
2563 (EFI_FONT_INFO_RESIZE | EFI_FONT_INFO_ANY_SIZE)) || \r
2564 ((StringInfoIn->FontInfoMask & (EFI_FONT_INFO_RESTYLE | EFI_FONT_INFO_ANY_STYLE)) == \r
2565 (EFI_FONT_INFO_RESTYLE | EFI_FONT_INFO_ANY_STYLE))) {\r
2566 return EFI_INVALID_PARAMETER;\r
93e3992d 2567 }\r
2568\r
2569 //\r
2570 // Parse the font information mask to find a matching font.\r
2571 //\r
2572\r
2573 CopyMem (&InfoOut, (EFI_FONT_DISPLAY_INFO *) StringInfoIn, sizeof (EFI_FONT_DISPLAY_INFO));\r
2574\r
2575 if ((StringInfoIn->FontInfoMask & EFI_FONT_INFO_SYS_FONT) == EFI_FONT_INFO_SYS_FONT) {\r
2576 Status = SaveFontName (SystemDefault->FontInfo.FontName, &FontInfo);\r
2577 } else {\r
2578 Status = SaveFontName (((EFI_FONT_DISPLAY_INFO *) StringInfoIn)->FontInfo.FontName, &FontInfo);\r
2579 }\r
2580 if (EFI_ERROR (Status)) {\r
2581 goto Exit;\r
2582 }\r
2583\r
2584 if ((StringInfoIn->FontInfoMask & EFI_FONT_INFO_SYS_SIZE) == EFI_FONT_INFO_SYS_SIZE) {\r
2585 InfoOut.FontInfo.FontSize = SystemDefault->FontInfo.FontSize;\r
813acf3a 2586 } \r
2587 if ((StringInfoIn->FontInfoMask & EFI_FONT_INFO_SYS_STYLE) == EFI_FONT_INFO_SYS_STYLE) {\r
93e3992d 2588 InfoOut.FontInfo.FontStyle = SystemDefault->FontInfo.FontStyle;\r
813acf3a 2589 }\r
2590 if ((StringInfoIn->FontInfoMask & EFI_FONT_INFO_SYS_FORE_COLOR) == EFI_FONT_INFO_SYS_FORE_COLOR) {\r
93e3992d 2591 InfoOut.ForegroundColor = SystemDefault->ForegroundColor;\r
813acf3a 2592 }\r
2593 if ((StringInfoIn->FontInfoMask & EFI_FONT_INFO_SYS_BACK_COLOR) == EFI_FONT_INFO_SYS_BACK_COLOR) {\r
93e3992d 2594 InfoOut.BackgroundColor = SystemDefault->BackgroundColor;\r
2595 }\r
813acf3a 2596 \r
93e3992d 2597\r
2598 FontInfo->FontSize = InfoOut.FontInfo.FontSize;\r
2599 FontInfo->FontStyle = InfoOut.FontInfo.FontStyle;\r
2600\r
2601 if (IsFontInfoExisted (Private, FontInfo, &InfoOut.FontInfoMask, LocalFontHandle, &GlobalFont)) {\r
08e6463a 2602 //\r
2603 // Test to guarantee all characters are available in the found font.\r
2604 // \r
93e3992d 2605 if (String != NULL) {\r
93e3992d 2606 StringIn = String;\r
2607 while (*StringIn != 0) {\r
2608 Status = FindGlyphBlock (GlobalFont->FontPackage, *StringIn, NULL, NULL, NULL);\r
2609 if (EFI_ERROR (Status)) {\r
2610 LocalFontHandle = NULL;\r
2611 goto Exit;\r
2612 }\r
2613 StringIn++;\r
2614 }\r
08e6463a 2615 }\r
2616 //\r
2617 // Write to output parameter\r
2618 //\r
2619 if (StringInfoOut != NULL) {\r
2620 StringInfoOutLen = sizeof (EFI_FONT_DISPLAY_INFO) - sizeof (EFI_FONT_INFO) + GlobalFont->FontInfoSize;\r
2621 *StringInfoOut = (EFI_FONT_DISPLAY_INFO *) AllocateZeroPool (StringInfoOutLen); \r
2622 if (*StringInfoOut == NULL) {\r
2623 Status = EFI_OUT_OF_RESOURCES;\r
2624 LocalFontHandle = NULL;\r
2625 goto Exit;\r
93e3992d 2626 }\r
08e6463a 2627 \r
2628 CopyMem (*StringInfoOut, &InfoOut, sizeof (EFI_FONT_DISPLAY_INFO));\r
2629 CopyMem (&(*StringInfoOut)->FontInfo, GlobalFont->FontInfo, GlobalFont->FontInfoSize);\r
93e3992d 2630 }\r
08e6463a 2631 \r
2632 LocalFontHandle = GlobalFont->Entry.ForwardLink; \r
2633 Status = EFI_SUCCESS;\r
2634 goto Exit;\r
2635 } \r
93e3992d 2636\r
2637 Status = EFI_NOT_FOUND;\r
2638\r
2639Exit:\r
2640\r
2641 if (FontHandle != NULL) {\r
2642 *FontHandle = LocalFontHandle;\r
2643 }\r
2644\r
676df92c 2645 if (SystemDefault != NULL) {\r
2646 FreePool (SystemDefault);\r
2647 }\r
2648 if (FontInfo != NULL) {\r
2649 FreePool (FontInfo);\r
2650 }\r
93e3992d 2651 return Status;\r
2652}\r
2653\r
813acf3a 2654\r
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