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1 | /** @file\r | |
2 | \r | |
3 | Copyright (c) 2007, Intel Corporation\r | |
4 | All rights reserved. This program and the accompanying materials\r | |
5 | are licensed and made available under the terms and conditions of the BSD License\r | |
6 | which accompanies this distribution. The full text of the license may be found at\r | |
7 | http://opensource.org/licenses/bsd-license.php\r | |
8 | \r | |
9 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
10 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
11 | \r | |
12 | Module Name:\r | |
13 | \r | |
14 | Font.c\r | |
15 | \r | |
16 | Abstract:\r | |
17 | \r | |
18 | Implementation for EFI_HII_FONT_PROTOCOL.\r | |
19 | \r | |
20 | Revision History\r | |
21 | \r | |
22 | \r | |
23 | **/\r | |
24 | \r | |
25 | \r | |
26 | #include "HiiDatabase.h"\r | |
27 | \r | |
28 | static EFI_GRAPHICS_OUTPUT_BLT_PIXEL mEfiColors[16] = {\r | |
29 | //\r | |
30 | // B G R\r | |
31 | //\r | |
32 | 0x00, 0x00, 0x00, 0x00, // BLACK\r | |
33 | 0x98, 0x00, 0x00, 0x00, // BLUE\r | |
34 | 0x00, 0x98, 0x00, 0x00, // GREEN\r | |
35 | 0x98, 0x98, 0x00, 0x00, // CYAN\r | |
36 | 0x00, 0x00, 0x98, 0x00, // RED\r | |
37 | 0x98, 0x00, 0x98, 0x00, // MAGENTA\r | |
38 | 0x00, 0x98, 0x98, 0x00, // BROWN\r | |
39 | 0x98, 0x98, 0x98, 0x00, // LIGHTGRAY\r | |
40 | 0x30, 0x30, 0x30, 0x00, // DARKGRAY - BRIGHT BLACK\r | |
41 | 0xff, 0x00, 0x00, 0x00, // LIGHTBLUE\r | |
42 | 0x00, 0xff, 0x00, 0x00, // LIGHTGREEN\r | |
43 | 0xff, 0xff, 0x00, 0x00, // LIGHTCYAN\r | |
44 | 0x00, 0x00, 0xff, 0x00, // LIGHTRED\r | |
45 | 0xff, 0x00, 0xff, 0x00, // LIGHTMAGENTA\r | |
46 | 0x00, 0xff, 0xff, 0x00, // YELLOW\r | |
47 | 0xff, 0xff, 0xff, 0x00, // WHITE\r | |
48 | };\r | |
49 | \r | |
50 | \r | |
51 | /**\r | |
52 | Insert a character cell information to the list specified by GlyphInfoList.\r | |
53 | \r | |
54 | @param CharValue Unicode character value, which identifies a glyph\r | |
55 | block.\r | |
56 | @param GlyphInfoList HII_GLYPH_INFO list head.\r | |
57 | @param Cell Incoming character cell information.\r | |
58 | \r | |
59 | @retval EFI_SUCCESS Cell information is added to the GlyphInfoList.\r | |
60 | @retval EFI_OUT_OF_RESOURCES The system is out of resources to accomplish the\r | |
61 | task.\r | |
62 | \r | |
63 | **/\r | |
64 | STATIC\r | |
65 | EFI_STATUS\r | |
66 | NewCell (\r | |
67 | IN CHAR16 CharValue,\r | |
68 | IN LIST_ENTRY *GlyphInfoList,\r | |
69 | IN EFI_HII_GLYPH_INFO *Cell\r | |
70 | )\r | |
71 | {\r | |
72 | HII_GLYPH_INFO *GlyphInfo;\r | |
73 | \r | |
74 | ASSERT (Cell != NULL && GlyphInfoList != NULL);\r | |
75 | \r | |
76 | GlyphInfo = (HII_GLYPH_INFO *) AllocateZeroPool (sizeof (HII_GLYPH_INFO));\r | |
77 | if (GlyphInfo == NULL) {\r | |
78 | return EFI_OUT_OF_RESOURCES;\r | |
79 | }\r | |
80 | \r | |
81 | //\r | |
82 | // GlyphInfoList stores a list of default character cell information, each is\r | |
83 | // identified by "CharId".\r | |
84 | //\r | |
85 | GlyphInfo->Signature = HII_GLYPH_INFO_SIGNATURE;\r | |
86 | GlyphInfo->CharId = CharValue;\r | |
87 | CopyMem (&GlyphInfo->Cell, Cell, sizeof (EFI_HII_GLYPH_INFO));\r | |
88 | InsertTailList (GlyphInfoList, &GlyphInfo->Entry);\r | |
89 | \r | |
90 | return EFI_SUCCESS;\r | |
91 | }\r | |
92 | \r | |
93 | \r | |
94 | /**\r | |
95 | Get a character cell information from the list specified by GlyphInfoList.\r | |
96 | \r | |
97 | @param CharValue Unicode character value, which identifies a glyph\r | |
98 | block.\r | |
99 | @param GlyphInfoList HII_GLYPH_INFO list head.\r | |
100 | @param Cell Buffer which stores output character cell\r | |
101 | information.\r | |
102 | \r | |
103 | @retval EFI_SUCCESS Cell information is added to the GlyphInfoList.\r | |
104 | @retval EFI_NOT_FOUND The character info specified by CharValue does\r | |
105 | not exist.\r | |
106 | \r | |
107 | **/\r | |
108 | STATIC\r | |
109 | EFI_STATUS\r | |
110 | GetCell (\r | |
111 | IN CHAR16 CharValue,\r | |
112 | IN LIST_ENTRY *GlyphInfoList,\r | |
113 | OUT EFI_HII_GLYPH_INFO *Cell\r | |
114 | )\r | |
115 | {\r | |
116 | HII_GLYPH_INFO *GlyphInfo;\r | |
117 | LIST_ENTRY *Link;\r | |
118 | \r | |
119 | ASSERT (Cell != NULL && GlyphInfoList != NULL);\r | |
120 | \r | |
121 | //\r | |
122 | // Since the EFI_HII_GIBT_DEFAULTS block won't increment CharValueCurrent,\r | |
123 | // the value of "CharId" of a default character cell which is used for a\r | |
124 | // EFI_HII_GIBT_GLYPH_DEFAULT or EFI_HII_GIBT_GLYPHS_DEFAULT should be\r | |
125 | // less or equal to the value of "CharValueCurrent" of this default block.\r | |
126 | //\r | |
127 | // For instance, if the CharId of a GlyphInfoList is {1, 3, 7}, a default glyph\r | |
128 | // with CharValue equals "7" uses the GlyphInfo with CharId = 7;\r | |
129 | // a default glyph with CharValue equals "6" uses the GlyphInfo with CharId = 3.\r | |
130 | //\r | |
131 | for (Link = GlyphInfoList->BackLink; Link != GlyphInfoList; Link = Link->BackLink) {\r | |
132 | GlyphInfo = CR (Link, HII_GLYPH_INFO, Entry, HII_GLYPH_INFO_SIGNATURE);\r | |
133 | if (GlyphInfo->CharId <= CharValue) {\r | |
134 | CopyMem (Cell, &GlyphInfo->Cell, sizeof (EFI_HII_GLYPH_INFO));\r | |
135 | return EFI_SUCCESS;\r | |
136 | }\r | |
137 | }\r | |
138 | \r | |
139 | return EFI_NOT_FOUND;\r | |
140 | }\r | |
141 | \r | |
142 | \r | |
143 | /**\r | |
144 | Convert the glyph for a single character into a bitmap.\r | |
145 | \r | |
146 | @param Private HII database driver private data.\r | |
147 | @param Char Character to retrieve.\r | |
148 | @param StringInfo Points to the string font and color information\r | |
149 | or NULL if the string should use the default\r | |
150 | system font and color.\r | |
151 | @param GlyphBuffer Buffer to store the retrieved bitmap data.\r | |
152 | @param Cell Points to EFI_HII_GLYPH_INFO structure.\r | |
153 | @param Attributes If not NULL, output the glyph attributes if any.\r | |
154 | \r | |
155 | @retval EFI_SUCCESS Glyph bitmap outputted.\r | |
156 | @retval EFI_OUT_OF_RESOURCES Unable to allocate the output buffer GlyphBuffer.\r | |
157 | @retval EFI_NOT_FOUND The glyph was unknown can not be found.\r | |
158 | @retval EFI_INVALID_PARAMETER Any input parameter is invalid.\r | |
159 | \r | |
160 | **/\r | |
161 | STATIC\r | |
162 | EFI_STATUS\r | |
163 | GetGlyphBuffer (\r | |
164 | IN HII_DATABASE_PRIVATE_DATA *Private,\r | |
165 | IN CHAR16 Char,\r | |
166 | IN EFI_FONT_INFO *StringInfo,\r | |
167 | OUT UINT8 **GlyphBuffer,\r | |
168 | OUT EFI_HII_GLYPH_INFO *Cell,\r | |
169 | OUT UINT8 *Attributes OPTIONAL\r | |
170 | )\r | |
171 | {\r | |
172 | HII_DATABASE_RECORD *Node;\r | |
173 | LIST_ENTRY *Link;\r | |
174 | HII_SIMPLE_FONT_PACKAGE_INSTANCE *SimpleFont;\r | |
175 | LIST_ENTRY *Link1;\r | |
176 | UINT16 Index;\r | |
177 | EFI_NARROW_GLYPH Narrow;\r | |
178 | EFI_WIDE_GLYPH Wide;\r | |
179 | HII_GLOBAL_FONT_INFO *GlobalFont;\r | |
180 | UINTN HeaderSize;\r | |
181 | EFI_NARROW_GLYPH *NarrowPtr;\r | |
182 | EFI_WIDE_GLYPH *WidePtr;\r | |
183 | \r | |
184 | if (GlyphBuffer == NULL || Cell == NULL) {\r | |
185 | return EFI_INVALID_PARAMETER;\r | |
186 | }\r | |
187 | if (Private == NULL || Private->Signature != HII_DATABASE_PRIVATE_DATA_SIGNATURE) {\r | |
188 | return EFI_INVALID_PARAMETER;\r | |
189 | }\r | |
190 | \r | |
191 | ZeroMem (Cell, sizeof (EFI_HII_GLYPH_INFO));\r | |
192 | \r | |
193 | //\r | |
194 | // If StringInfo is not NULL, it must point to an existing EFI_FONT_INFO rather\r | |
195 | // than system default font and color.\r | |
196 | // If NULL, try to find the character in simplified font packages since\r | |
197 | // default system font is the fixed font (narrow or wide glyph).\r | |
198 | //\r | |
199 | if (StringInfo != NULL) {\r | |
200 | if(!IsFontInfoExisted (Private, StringInfo, NULL, NULL, &GlobalFont)) {\r | |
201 | return EFI_INVALID_PARAMETER;\r | |
202 | }\r | |
203 | if (Attributes != NULL) {\r | |
204 | *Attributes = PROPORTIONAL_GLYPH;\r | |
205 | }\r | |
206 | return FindGlyphBlock (GlobalFont->FontPackage, Char, GlyphBuffer, Cell, NULL);\r | |
207 | } else {\r | |
208 | HeaderSize = sizeof (EFI_HII_SIMPLE_FONT_PACKAGE_HDR);\r | |
209 | \r | |
210 | for (Link = Private->DatabaseList.ForwardLink; Link != &Private->DatabaseList; Link = Link->ForwardLink) {\r | |
211 | Node = CR (Link, HII_DATABASE_RECORD, DatabaseEntry, HII_DATABASE_RECORD_SIGNATURE);\r | |
212 | for (Link1 = Node->PackageList->SimpleFontPkgHdr.ForwardLink;\r | |
213 | Link1 != &Node->PackageList->SimpleFontPkgHdr;\r | |
214 | Link1 = Link1->ForwardLink\r | |
215 | ) {\r | |
216 | SimpleFont = CR (Link1, HII_SIMPLE_FONT_PACKAGE_INSTANCE, SimpleFontEntry, HII_S_FONT_PACKAGE_SIGNATURE);\r | |
217 | //\r | |
218 | // Search the narrow glyph array\r | |
219 | //\r | |
220 | NarrowPtr = (EFI_NARROW_GLYPH *) ((UINT8 *) (SimpleFont->SimpleFontPkgHdr) + HeaderSize);\r | |
221 | for (Index = 0; Index < SimpleFont->SimpleFontPkgHdr->NumberOfNarrowGlyphs; Index++) {\r | |
222 | CopyMem (&Narrow, NarrowPtr + Index,sizeof (EFI_NARROW_GLYPH));\r | |
223 | if (Narrow.UnicodeWeight == Char) {\r | |
224 | *GlyphBuffer = (UINT8 *) AllocateZeroPool (EFI_GLYPH_HEIGHT);\r | |
225 | if (*GlyphBuffer == NULL) {\r | |
226 | return EFI_OUT_OF_RESOURCES;\r | |
227 | }\r | |
228 | Cell->Width = EFI_GLYPH_WIDTH;\r | |
229 | Cell->Height = EFI_GLYPH_HEIGHT;\r | |
230 | Cell->OffsetY = NARROW_BASELINE;\r | |
231 | Cell->AdvanceX = Cell->Width;\r | |
232 | CopyMem (*GlyphBuffer, Narrow.GlyphCol1, Cell->Height);\r | |
233 | if (Attributes != NULL) {\r | |
234 | *Attributes = (UINT8) (Narrow.Attributes | NARROW_GLYPH);\r | |
235 | }\r | |
236 | return EFI_SUCCESS;\r | |
237 | }\r | |
238 | }\r | |
239 | //\r | |
240 | // Search the wide glyph array\r | |
241 | //\r | |
242 | WidePtr = (EFI_WIDE_GLYPH *) (NarrowPtr + SimpleFont->SimpleFontPkgHdr->NumberOfNarrowGlyphs);\r | |
243 | for (Index = 0; Index < SimpleFont->SimpleFontPkgHdr->NumberOfWideGlyphs; Index++) {\r | |
244 | CopyMem (&Wide, WidePtr + Index, sizeof (EFI_WIDE_GLYPH));\r | |
245 | if (Wide.UnicodeWeight == Char) {\r | |
246 | *GlyphBuffer = (UINT8 *) AllocateZeroPool (EFI_GLYPH_HEIGHT * 2);\r | |
247 | if (*GlyphBuffer == NULL) {\r | |
248 | return EFI_OUT_OF_RESOURCES;\r | |
249 | }\r | |
250 | Cell->Width = EFI_GLYPH_WIDTH * 2;\r | |
251 | Cell->Height = EFI_GLYPH_HEIGHT;\r | |
252 | Cell->OffsetY = WIDE_BASELINE;\r | |
253 | Cell->AdvanceX = Cell->Width;\r | |
254 | CopyMem (*GlyphBuffer, Wide.GlyphCol1, EFI_GLYPH_HEIGHT);\r | |
255 | CopyMem (*GlyphBuffer + EFI_GLYPH_HEIGHT, Wide.GlyphCol2, EFI_GLYPH_HEIGHT);\r | |
256 | if (Attributes != NULL) {\r | |
257 | *Attributes = (UINT8) (Wide.Attributes | EFI_GLYPH_WIDE);\r | |
258 | }\r | |
259 | return EFI_SUCCESS;\r | |
260 | }\r | |
261 | }\r | |
262 | }\r | |
263 | }\r | |
264 | }\r | |
265 | \r | |
266 | return EFI_NOT_FOUND;\r | |
267 | }\r | |
268 | \r | |
269 | STATIC\r | |
270 | VOID\r | |
271 | NarrowGlyphToBlt (\r | |
272 | IN UINT8 *GlyphBuffer,\r | |
273 | IN EFI_GRAPHICS_OUTPUT_BLT_PIXEL Foreground,\r | |
274 | IN EFI_GRAPHICS_OUTPUT_BLT_PIXEL Background,\r | |
275 | IN UINTN ImageWidth,\r | |
276 | IN UINTN ImageHeight,\r | |
277 | IN BOOLEAN Transparent,\r | |
278 | IN OUT EFI_GRAPHICS_OUTPUT_BLT_PIXEL **Origin\r | |
279 | )\r | |
280 | {\r | |
281 | UINT8 X;\r | |
282 | UINT8 Y;\r | |
283 | UINT8 Height;\r | |
284 | UINT8 Width;\r | |
285 | EFI_GRAPHICS_OUTPUT_BLT_PIXEL *Buffer;\r | |
286 | \r | |
287 | ASSERT (GlyphBuffer != NULL && Origin != NULL && *Origin != NULL);\r | |
288 | \r | |
289 | Height = EFI_GLYPH_HEIGHT;\r | |
290 | Width = EFI_GLYPH_WIDTH;\r | |
291 | \r | |
292 | ASSERT (Width <= ImageWidth && Height <= ImageHeight);\r | |
293 | \r | |
294 | Buffer = *Origin;\r | |
295 | \r | |
296 | for (Y = 0; Y < Height; Y++) {\r | |
297 | for (X = 0; X < Width; X++) {\r | |
298 | if ((GlyphBuffer[Y] & (1 << X)) != 0) {\r | |
299 | Buffer[Y * ImageWidth + (Width - X - 1)] = Foreground;\r | |
300 | } else {\r | |
301 | if (!Transparent) {\r | |
302 | Buffer[Y * ImageWidth + (Width - X - 1)] = Background;\r | |
303 | }\r | |
304 | }\r | |
305 | }\r | |
306 | }\r | |
307 | \r | |
308 | *Origin = Buffer + Width;\r | |
309 | }\r | |
310 | \r | |
311 | \r | |
312 | /**\r | |
313 | Convert bitmap data of the glyph to blt structure.\r | |
314 | \r | |
315 | @param GlyphBuffer Buffer points to bitmap data of glyph.\r | |
316 | @param Foreground The color of the "on" pixels in the glyph in the\r | |
317 | bitmap.\r | |
318 | @param Background The color of the "off" pixels in the glyph in the\r | |
319 | bitmap.\r | |
320 | @param Width Width of the character or character cell, in\r | |
321 | pixels.\r | |
322 | @param Height Height of the character or character cell, in\r | |
323 | pixels.\r | |
324 | @param Transparent If TRUE, the Background color is ignored and all\r | |
325 | "off" pixels in the character's drawn wil use the\r | |
326 | pixel value from BltBuffer.\r | |
327 | @param BltBuffer Points to the blt buffer.\r | |
328 | \r | |
329 | \r | |
330 | **/\r | |
331 | STATIC\r | |
332 | VOID\r | |
333 | GlyphToBlt (\r | |
334 | IN UINT8 *GlyphBuffer,\r | |
335 | IN EFI_GRAPHICS_OUTPUT_BLT_PIXEL Foreground,\r | |
336 | IN EFI_GRAPHICS_OUTPUT_BLT_PIXEL Background,\r | |
337 | IN UINTN ImageWidth,\r | |
338 | IN UINTN ImageHeight,\r | |
339 | IN BOOLEAN Transparent,\r | |
340 | IN EFI_HII_GLYPH_INFO Cell,\r | |
341 | IN UINT8 Attributes,\r | |
342 | IN OUT EFI_GRAPHICS_OUTPUT_BLT_PIXEL **Origin\r | |
343 | )\r | |
344 | {\r | |
345 | UINT8 X;\r | |
346 | UINT8 Y;\r | |
347 | UINT8 Data;\r | |
348 | UINT8 Index;\r | |
349 | UINTN OffsetY;\r | |
350 | EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BltBuffer;\r | |
351 | \r | |
352 | ASSERT (GlyphBuffer != NULL && Origin != NULL && *Origin != NULL);\r | |
353 | ASSERT (Cell.Width <= ImageWidth && Cell.Height <= ImageHeight);\r | |
354 | \r | |
355 | BltBuffer = *Origin;\r | |
356 | \r | |
357 | //\r | |
358 | // Since non-spacing key will be printed OR'd with the previous glyph, don't\r | |
359 | // write 0.\r | |
360 | //\r | |
361 | if ((Attributes & EFI_GLYPH_NON_SPACING) == EFI_GLYPH_NON_SPACING) {\r | |
362 | Transparent = TRUE;\r | |
363 | }\r | |
364 | \r | |
365 | //\r | |
366 | // The glyph's upper left hand corner pixel is the most significant bit of the\r | |
367 | // first bitmap byte.\r | |
368 | //\r | |
369 | for (Y = 0; Y < Cell.Height; Y++) {\r | |
370 | OffsetY = BITMAP_LEN_1_BIT (Cell.Width, Y);\r | |
371 | \r | |
372 | //\r | |
373 | // All bits in these bytes are meaningful.\r | |
374 | //\r | |
375 | for (X = 0; X < Cell.Width / 8; X++) {\r | |
376 | Data = *(GlyphBuffer + OffsetY + X);\r | |
377 | for (Index = 0; Index < 8; Index++) {\r | |
378 | if ((Data & (1 << Index)) != 0) {\r | |
379 | BltBuffer[Y * ImageWidth + X * 8 + (8 - Index - 1)] = Foreground;\r | |
380 | } else {\r | |
381 | if (!Transparent) {\r | |
382 | BltBuffer[Y * ImageWidth + X * 8 + (8 - Index - 1)] = Background;\r | |
383 | }\r | |
384 | }\r | |
385 | }\r | |
386 | }\r | |
387 | \r | |
388 | if (Cell.Width % 8 != 0) {\r | |
389 | //\r | |
390 | // There are some padding bits in this byte. Ignore them.\r | |
391 | //\r | |
392 | Data = *(GlyphBuffer + OffsetY + X);\r | |
393 | for (Index = 0; Index < Cell.Width % 8; Index++) {\r | |
394 | if ((Data & (1 << (8 - Index - 1))) != 0) {\r | |
395 | BltBuffer[Y * ImageWidth + X * 8 + Index] = Foreground;\r | |
396 | } else {\r | |
397 | if (!Transparent) {\r | |
398 | BltBuffer[Y * ImageWidth + X * 8 + Index] = Background;\r | |
399 | }\r | |
400 | }\r | |
401 | }\r | |
402 | } // end of if (Width % 8...)\r | |
403 | \r | |
404 | } // end of for (Y=0...)\r | |
405 | \r | |
406 | *Origin = BltBuffer + Cell.Width;\r | |
407 | }\r | |
408 | \r | |
409 | \r | |
410 | /**\r | |
411 | Convert bitmap data of the glyph to blt structure.\r | |
412 | \r | |
413 | @param GlyphBuffer Buffer points to bitmap data of glyph.\r | |
414 | @param Foreground The color of the "on" pixels in the glyph in the\r | |
415 | bitmap.\r | |
416 | @param Background The color of the "off" pixels in the glyph in the\r | |
417 | bitmap.\r | |
418 | @param Width Width of the character or character cell, in\r | |
419 | pixels.\r | |
420 | @param Height Height of the character or character cell, in\r | |
421 | pixels.\r | |
422 | @param Transparent If TRUE, the Background color is ignored and all\r | |
423 | "off" pixels in the character's drawn wil use the\r | |
424 | pixel value from BltBuffer.\r | |
425 | @param Cell Points to EFI_HII_GLYPH_INFO structure.\r | |
426 | @param Attributes The attribute of incoming glyph in GlyphBuffer.\r | |
427 | @param Origin On input, points to the origin of the to be\r | |
428 | displayed character, on output, points to the\r | |
429 | next glyph's origin.\r | |
430 | \r | |
431 | @return Points to the address of next origin node in BltBuffer.\r | |
432 | \r | |
433 | **/\r | |
434 | STATIC\r | |
435 | VOID\r | |
436 | GlyphToImage (\r | |
437 | IN UINT8 *GlyphBuffer,\r | |
438 | IN EFI_GRAPHICS_OUTPUT_BLT_PIXEL Foreground,\r | |
439 | IN EFI_GRAPHICS_OUTPUT_BLT_PIXEL Background,\r | |
440 | IN UINTN ImageWidth,\r | |
441 | IN UINTN ImageHeight,\r | |
442 | IN BOOLEAN Transparent,\r | |
443 | IN EFI_HII_GLYPH_INFO Cell,\r | |
444 | IN UINT8 Attributes,\r | |
445 | IN OUT EFI_GRAPHICS_OUTPUT_BLT_PIXEL **Origin\r | |
446 | )\r | |
447 | {\r | |
448 | EFI_GRAPHICS_OUTPUT_BLT_PIXEL *Buffer;\r | |
449 | \r | |
450 | ASSERT (GlyphBuffer != NULL && Origin != NULL && *Origin != NULL);\r | |
451 | ASSERT (Cell.Width <= ImageWidth && Cell.Height <= ImageHeight);\r | |
452 | \r | |
453 | Buffer = *Origin;\r | |
454 | \r | |
455 | if ((Attributes & EFI_GLYPH_NON_SPACING) == EFI_GLYPH_NON_SPACING) {\r | |
456 | //\r | |
457 | // This character is a non-spacing key, print it OR'd with the previous glyph.\r | |
458 | // without advancing cursor.\r | |
459 | //\r | |
460 | Buffer -= Cell.Width;\r | |
461 | GlyphToBlt (\r | |
462 | GlyphBuffer,\r | |
463 | Foreground,\r | |
464 | Background,\r | |
465 | ImageWidth,\r | |
466 | ImageHeight,\r | |
467 | Transparent,\r | |
468 | Cell,\r | |
469 | Attributes,\r | |
470 | &Buffer\r | |
471 | );\r | |
472 | \r | |
473 | } else if ((Attributes & EFI_GLYPH_WIDE) == EFI_GLYPH_WIDE) {\r | |
474 | //\r | |
475 | // This character is wide glyph, i.e. 16 pixels * 19 pixels.\r | |
476 | // Draw it as two narrow glyphs.\r | |
477 | //\r | |
478 | NarrowGlyphToBlt (\r | |
479 | GlyphBuffer,\r | |
480 | Foreground,\r | |
481 | Background,\r | |
482 | ImageWidth,\r | |
483 | ImageHeight,\r | |
484 | Transparent,\r | |
485 | Origin\r | |
486 | );\r | |
487 | \r | |
488 | NarrowGlyphToBlt (\r | |
489 | GlyphBuffer + EFI_GLYPH_HEIGHT,\r | |
490 | Foreground,\r | |
491 | Background,\r | |
492 | ImageWidth,\r | |
493 | ImageHeight,\r | |
494 | Transparent,\r | |
495 | Origin\r | |
496 | );\r | |
497 | \r | |
498 | } else if ((Attributes & NARROW_GLYPH) == NARROW_GLYPH) {\r | |
499 | //\r | |
500 | // This character is narrow glyph, i.e. 8 pixels * 19 pixels.\r | |
501 | //\r | |
502 | NarrowGlyphToBlt (\r | |
503 | GlyphBuffer,\r | |
504 | Foreground,\r | |
505 | Background,\r | |
506 | ImageWidth,\r | |
507 | ImageHeight,\r | |
508 | Transparent,\r | |
509 | Origin\r | |
510 | );\r | |
511 | \r | |
512 | } else if ((Attributes & PROPORTIONAL_GLYPH) == PROPORTIONAL_GLYPH) {\r | |
513 | //\r | |
514 | // This character is proportional glyph, i.e. Cell.Width * Cell.Height pixels.\r | |
515 | //\r | |
516 | GlyphToBlt (\r | |
517 | GlyphBuffer,\r | |
518 | Foreground,\r | |
519 | Background,\r | |
520 | ImageWidth,\r | |
521 | ImageHeight,\r | |
522 | Transparent,\r | |
523 | Cell,\r | |
524 | Attributes,\r | |
525 | Origin\r | |
526 | );\r | |
527 | }\r | |
528 | }\r | |
529 | \r | |
530 | \r | |
531 | /**\r | |
532 | Write the output parameters of FindGlyphBlock().\r | |
533 | \r | |
534 | @param BufferIn Buffer which stores the bitmap data of the found\r | |
535 | block.\r | |
536 | @param BufferLen Length of BufferIn.\r | |
537 | @param InputCell Buffer which stores cell information of the\r | |
538 | encoded bitmap.\r | |
539 | @param GlyphBuffer Output the corresponding bitmap data of the found\r | |
540 | block. It is the caller's responsiblity to free\r | |
541 | this buffer.\r | |
542 | @param Cell Output cell information of the encoded bitmap.\r | |
543 | @param GlyphBufferLen If not NULL, output the length of GlyphBuffer.\r | |
544 | \r | |
545 | @retval EFI_SUCCESS The operation is performed successfully.\r | |
546 | @retval EFI_INVALID_PARAMETER Any input parameter is invalid.\r | |
547 | @retval EFI_OUT_OF_RESOURCES The system is out of resources to accomplish the\r | |
548 | task.\r | |
549 | \r | |
550 | **/\r | |
551 | STATIC\r | |
552 | EFI_STATUS\r | |
553 | WriteOutputParam (\r | |
554 | IN UINT8 *BufferIn,\r | |
555 | IN UINTN BufferLen,\r | |
556 | IN EFI_HII_GLYPH_INFO *InputCell,\r | |
557 | OUT UINT8 **GlyphBuffer, OPTIONAL\r | |
558 | OUT EFI_HII_GLYPH_INFO *Cell, OPTIONAL\r | |
559 | OUT UINTN *GlyphBufferLen OPTIONAL\r | |
560 | )\r | |
561 | {\r | |
562 | if (BufferIn == NULL || BufferLen < 1 || InputCell == NULL) {\r | |
563 | return EFI_INVALID_PARAMETER;\r | |
564 | }\r | |
565 | \r | |
566 | if (Cell != NULL) {\r | |
567 | CopyMem (Cell, InputCell, sizeof (EFI_HII_GLYPH_INFO));\r | |
568 | }\r | |
569 | \r | |
570 | if (GlyphBuffer != NULL) {\r | |
571 | *GlyphBuffer = (UINT8 *) AllocateZeroPool (BufferLen);\r | |
572 | if (*GlyphBuffer == NULL) {\r | |
573 | return EFI_OUT_OF_RESOURCES;\r | |
574 | }\r | |
575 | CopyMem (*GlyphBuffer, BufferIn, BufferLen);\r | |
576 | }\r | |
577 | \r | |
578 | if (GlyphBufferLen != NULL) {\r | |
579 | *GlyphBufferLen = BufferLen;\r | |
580 | }\r | |
581 | \r | |
582 | return EFI_SUCCESS;\r | |
583 | }\r | |
584 | \r | |
585 | \r | |
586 | /**\r | |
587 | Parse all glyph blocks to find a glyph block specified by CharValue.\r | |
588 | If CharValue = (CHAR16) (-1), collect all default character cell information\r | |
589 | within this font package and backup its information.\r | |
590 | \r | |
591 | @param FontPackage Hii string package instance.\r | |
592 | @param CharValue Unicode character value, which identifies a glyph\r | |
593 | block.\r | |
594 | @param GlyphBuffer Output the corresponding bitmap data of the found\r | |
595 | block. It is the caller's responsiblity to free\r | |
596 | this buffer.\r | |
597 | @param Cell Output cell information of the encoded bitmap.\r | |
598 | @param GlyphBufferLen If not NULL, output the length of GlyphBuffer.\r | |
599 | \r | |
600 | @retval EFI_SUCCESS The bitmap data is retrieved successfully.\r | |
601 | @retval EFI_NOT_FOUND The specified CharValue does not exist in current\r | |
602 | database.\r | |
603 | @retval EFI_OUT_OF_RESOURCES The system is out of resources to accomplish the\r | |
604 | task.\r | |
605 | \r | |
606 | **/\r | |
607 | EFI_STATUS\r | |
608 | FindGlyphBlock (\r | |
609 | IN HII_FONT_PACKAGE_INSTANCE *FontPackage,\r | |
610 | IN CHAR16 CharValue,\r | |
611 | OUT UINT8 **GlyphBuffer, OPTIONAL\r | |
612 | OUT EFI_HII_GLYPH_INFO *Cell, OPTIONAL\r | |
613 | OUT UINTN *GlyphBufferLen OPTIONAL\r | |
614 | )\r | |
615 | {\r | |
616 | EFI_STATUS Status;\r | |
617 | UINT8 *BlockPtr;\r | |
618 | UINT16 CharCurrent;\r | |
619 | UINT16 Length16;\r | |
620 | UINT32 Length32;\r | |
621 | EFI_HII_GIBT_GLYPHS_BLOCK Glyphs;\r | |
622 | UINTN BufferLen;\r | |
623 | UINT16 Index;\r | |
624 | EFI_HII_GLYPH_INFO DefaultCell;\r | |
625 | EFI_HII_GLYPH_INFO LocalCell;\r | |
626 | \r | |
627 | ASSERT (FontPackage != NULL);\r | |
628 | ASSERT (FontPackage->Signature == HII_FONT_PACKAGE_SIGNATURE);\r | |
629 | \r | |
630 | if (CharValue == (CHAR16) (-1)) {\r | |
631 | //\r | |
632 | // Collect the cell information specified in font package fixed header.\r | |
633 | // Use CharValue =0 to represent this particular cell.\r | |
634 | //\r | |
635 | Status = NewCell (\r | |
636 | 0,\r | |
637 | &FontPackage->GlyphInfoList,\r | |
638 | (EFI_HII_GLYPH_INFO *) ((UINT8 *) FontPackage->FontPkgHdr + 3 * sizeof (UINT32))\r | |
639 | );\r | |
640 | if (EFI_ERROR (Status)) {\r | |
641 | return Status;\r | |
642 | }\r | |
643 | }\r | |
644 | \r | |
645 | BlockPtr = FontPackage->GlyphBlock;\r | |
646 | CharCurrent = 1;\r | |
647 | BufferLen = 0;\r | |
648 | \r | |
649 | while (*BlockPtr != EFI_HII_GIBT_END) {\r | |
650 | switch (*BlockPtr) {\r | |
651 | case EFI_HII_GIBT_DEFAULTS:\r | |
652 | //\r | |
653 | // Collect all default character cell information specified by\r | |
654 | // EFI_HII_GIBT_DEFAULTS.\r | |
655 | //\r | |
656 | if (CharValue == (CHAR16) (-1)) {\r | |
657 | Status = NewCell (\r | |
658 | CharCurrent,\r | |
659 | &FontPackage->GlyphInfoList,\r | |
660 | (EFI_HII_GLYPH_INFO *) (BlockPtr + sizeof (EFI_HII_GLYPH_BLOCK))\r | |
661 | );\r | |
662 | if (EFI_ERROR (Status)) {\r | |
663 | return Status;\r | |
664 | }\r | |
665 | }\r | |
666 | BlockPtr += sizeof (EFI_HII_GIBT_DEFAULTS_BLOCK);\r | |
667 | break;\r | |
668 | \r | |
669 | case EFI_HII_GIBT_DUPLICATE:\r | |
670 | if (CharCurrent == CharValue) {\r | |
671 | CopyMem (&CharValue, BlockPtr + sizeof (EFI_HII_GLYPH_BLOCK), sizeof (CHAR16));\r | |
672 | CharCurrent = 1;\r | |
673 | BlockPtr = FontPackage->GlyphBlock;\r | |
674 | continue;\r | |
675 | }\r | |
676 | CharCurrent++;\r | |
677 | BlockPtr += sizeof (EFI_HII_GIBT_DUPLICATE_BLOCK);\r | |
678 | break;\r | |
679 | \r | |
680 | case EFI_HII_GIBT_EXT1:\r | |
681 | BlockPtr += *(BlockPtr + sizeof (EFI_HII_GLYPH_BLOCK) + sizeof (UINT8));\r | |
682 | break;\r | |
683 | case EFI_HII_GIBT_EXT2:\r | |
684 | CopyMem (\r | |
685 | &Length16,\r | |
686 | BlockPtr + sizeof (EFI_HII_GLYPH_BLOCK) + sizeof (UINT8),\r | |
687 | sizeof (UINT16)\r | |
688 | );\r | |
689 | BlockPtr += Length16;\r | |
690 | break;\r | |
691 | case EFI_HII_GIBT_EXT4:\r | |
692 | CopyMem (\r | |
693 | &Length32,\r | |
694 | BlockPtr + sizeof (EFI_HII_GLYPH_BLOCK) + sizeof (UINT8),\r | |
695 | sizeof (UINT32)\r | |
696 | );\r | |
697 | BlockPtr += Length32;\r | |
698 | break;\r | |
699 | \r | |
700 | case EFI_HII_GIBT_GLYPH:\r | |
701 | CopyMem (\r | |
702 | &LocalCell,\r | |
703 | BlockPtr + sizeof (EFI_HII_GLYPH_BLOCK),\r | |
704 | sizeof (EFI_HII_GLYPH_INFO)\r | |
705 | );\r | |
706 | BufferLen = BITMAP_LEN_1_BIT (LocalCell.Width, LocalCell.Height);\r | |
707 | if (CharCurrent == CharValue) {\r | |
708 | return WriteOutputParam (\r | |
709 | BlockPtr + sizeof (EFI_HII_GIBT_GLYPH_BLOCK) - sizeof (UINT8),\r | |
710 | BufferLen,\r | |
711 | &LocalCell,\r | |
712 | GlyphBuffer,\r | |
713 | Cell,\r | |
714 | GlyphBufferLen\r | |
715 | );\r | |
716 | }\r | |
717 | CharCurrent++;\r | |
718 | BlockPtr += sizeof (EFI_HII_GIBT_GLYPH_BLOCK) - sizeof (UINT8) + BufferLen;\r | |
719 | break;\r | |
720 | \r | |
721 | case EFI_HII_GIBT_GLYPHS:\r | |
722 | BlockPtr += sizeof (EFI_HII_GLYPH_BLOCK);\r | |
723 | CopyMem (&Glyphs.Cell, BlockPtr, sizeof (EFI_HII_GLYPH_INFO));\r | |
724 | BlockPtr += sizeof (EFI_HII_GLYPH_INFO);\r | |
725 | CopyMem (&Glyphs.Count, BlockPtr, sizeof (UINT16));\r | |
726 | BlockPtr += sizeof (UINT16);\r | |
727 | \r | |
728 | BufferLen = BITMAP_LEN_1_BIT (Glyphs.Cell.Width, Glyphs.Cell.Height);\r | |
729 | for (Index = 0; Index < Glyphs.Count; Index++) {\r | |
730 | if (CharCurrent + Index == CharValue) {\r | |
731 | return WriteOutputParam (\r | |
732 | BlockPtr,\r | |
733 | BufferLen,\r | |
734 | &Glyphs.Cell,\r | |
735 | GlyphBuffer,\r | |
736 | Cell,\r | |
737 | GlyphBufferLen\r | |
738 | );\r | |
739 | }\r | |
740 | BlockPtr += BufferLen;\r | |
741 | }\r | |
742 | CharCurrent = (UINT16) (CharCurrent + Glyphs.Count);\r | |
743 | break;\r | |
744 | \r | |
745 | case EFI_HII_GIBT_GLYPH_DEFAULT:\r | |
746 | Status = GetCell (CharCurrent, &FontPackage->GlyphInfoList, &DefaultCell);\r | |
747 | if (EFI_ERROR (Status)) {\r | |
748 | return Status;\r | |
749 | }\r | |
750 | BufferLen = BITMAP_LEN_1_BIT (DefaultCell.Width, DefaultCell.Height);\r | |
751 | \r | |
752 | if (CharCurrent == CharValue) {\r | |
753 | return WriteOutputParam (\r | |
754 | BlockPtr + sizeof (EFI_HII_GLYPH_BLOCK),\r | |
755 | BufferLen,\r | |
756 | &DefaultCell,\r | |
757 | GlyphBuffer,\r | |
758 | Cell,\r | |
759 | GlyphBufferLen\r | |
760 | );\r | |
761 | }\r | |
762 | CharCurrent++;\r | |
763 | BlockPtr += sizeof (EFI_HII_GLYPH_BLOCK) + BufferLen;\r | |
764 | break;\r | |
765 | \r | |
766 | case EFI_HII_GIBT_GLYPHS_DEFAULT:\r | |
767 | CopyMem (&Length16, BlockPtr + sizeof (EFI_HII_GLYPH_BLOCK), sizeof (UINT16));\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 | BlockPtr += sizeof (EFI_HII_GIBT_GLYPHS_DEFAULT_BLOCK) - sizeof (UINT8);\r | |
774 | for (Index = 0; Index < Length16; Index++) {\r | |
775 | if (CharCurrent + Index == CharValue) {\r | |
776 | return WriteOutputParam (\r | |
777 | BlockPtr,\r | |
778 | BufferLen,\r | |
779 | &DefaultCell,\r | |
780 | GlyphBuffer,\r | |
781 | Cell,\r | |
782 | GlyphBufferLen\r | |
783 | );\r | |
784 | }\r | |
785 | BlockPtr += BufferLen;\r | |
786 | }\r | |
787 | CharCurrent = (UINT16) (CharCurrent + Length16);\r | |
788 | break;\r | |
789 | \r | |
790 | case EFI_HII_GIBT_SKIP1:\r | |
791 | CharCurrent = (UINT16) (CharCurrent + (UINT16) (*(BlockPtr + sizeof (EFI_HII_GLYPH_BLOCK))));\r | |
792 | BlockPtr += sizeof (EFI_HII_GIBT_SKIP1_BLOCK);\r | |
793 | break;\r | |
794 | case EFI_HII_GIBT_SKIP2:\r | |
795 | CopyMem (&Length16, BlockPtr + sizeof (EFI_HII_GLYPH_BLOCK), sizeof (UINT16));\r | |
796 | CharCurrent = (UINT16) (CharCurrent + Length16);\r | |
797 | BlockPtr += sizeof (EFI_HII_GIBT_SKIP2_BLOCK);\r | |
798 | break;\r | |
799 | default:\r | |
800 | ASSERT (FALSE);\r | |
801 | break;\r | |
802 | }\r | |
803 | \r | |
804 | if (CharValue < CharCurrent) {\r | |
805 | return EFI_NOT_FOUND;\r | |
806 | }\r | |
807 | }\r | |
808 | \r | |
809 | if (CharValue == (CHAR16) (-1)) {\r | |
810 | return EFI_SUCCESS;\r | |
811 | }\r | |
812 | \r | |
813 | return EFI_NOT_FOUND;\r | |
814 | }\r | |
815 | \r | |
816 | \r | |
817 | /**\r | |
818 | Copy a Font Name to a new created EFI_FONT_INFO structure.\r | |
819 | \r | |
820 | @param FontName NULL-terminated string.\r | |
821 | @param FontInfo a new EFI_FONT_INFO which stores the FontName.\r | |
822 | It's caller's responsibility to free this buffer.\r | |
823 | \r | |
824 | @retval EFI_SUCCESS FontInfo is allocated and copied with FontName.\r | |
825 | @retval EFI_OUT_OF_RESOURCES The system is out of resources to accomplish the\r | |
826 | task.\r | |
827 | \r | |
828 | **/\r | |
829 | STATIC\r | |
830 | EFI_STATUS\r | |
831 | SaveFontName (\r | |
832 | IN EFI_STRING FontName,\r | |
833 | OUT EFI_FONT_INFO **FontInfo\r | |
834 | )\r | |
835 | {\r | |
836 | UINTN FontInfoLen;\r | |
837 | \r | |
838 | ASSERT (FontName != NULL && FontInfo != NULL);\r | |
839 | \r | |
840 | FontInfoLen = sizeof (EFI_FONT_INFO) - sizeof (CHAR16) + StrSize (FontName);\r | |
841 | *FontInfo = (EFI_FONT_INFO *) AllocateZeroPool (FontInfoLen);\r | |
842 | if (*FontInfo == NULL) {\r | |
843 | return EFI_OUT_OF_RESOURCES;\r | |
844 | }\r | |
845 | \r | |
846 | StrCpy ((*FontInfo)->FontName, FontName);\r | |
847 | return EFI_SUCCESS;\r | |
848 | }\r | |
849 | \r | |
850 | \r | |
851 | /**\r | |
852 | Retrieve system default font and color.\r | |
853 | \r | |
854 | @param Private HII database driver private data.\r | |
855 | @param FontInfo Points to system default font output-related\r | |
856 | information. It's caller's responsibility to free\r | |
857 | this buffer.\r | |
858 | @param FontInfoSize If not NULL, output the size of buffer FontInfo.\r | |
859 | \r | |
860 | @retval EFI_SUCCESS Cell information is added to the GlyphInfoList.\r | |
861 | @retval EFI_OUT_OF_RESOURCES The system is out of resources to accomplish the\r | |
862 | task.\r | |
863 | @retval EFI_INVALID_PARAMETER Any input parameter is invalid.\r | |
864 | \r | |
865 | **/\r | |
866 | EFI_STATUS\r | |
867 | GetSystemFont (\r | |
868 | IN HII_DATABASE_PRIVATE_DATA *Private,\r | |
869 | OUT EFI_FONT_DISPLAY_INFO **FontInfo,\r | |
870 | OUT UINTN *FontInfoSize OPTIONAL\r | |
871 | )\r | |
872 | {\r | |
873 | EFI_FONT_DISPLAY_INFO *Info;\r | |
874 | UINTN InfoSize;\r | |
875 | \r | |
876 | if (Private == NULL || Private->Signature != HII_DATABASE_PRIVATE_DATA_SIGNATURE) {\r | |
877 | return EFI_INVALID_PARAMETER;\r | |
878 | }\r | |
879 | if (FontInfo == NULL) {\r | |
880 | return EFI_INVALID_PARAMETER;\r | |
881 | }\r | |
882 | \r | |
883 | //\r | |
884 | // The standard font always has the name "sysdefault".\r | |
885 | //\r | |
886 | InfoSize = sizeof (EFI_FONT_DISPLAY_INFO) - sizeof (CHAR16) + StrSize (L"sysdefault");\r | |
887 | Info = (EFI_FONT_DISPLAY_INFO *) AllocateZeroPool (InfoSize);\r | |
888 | if (Info == NULL) {\r | |
889 | return EFI_OUT_OF_RESOURCES;\r | |
890 | }\r | |
891 | \r | |
892 | Info->ForegroundColor = mEfiColors[Private->Attribute & 0x0f];\r | |
893 | Info->BackgroundColor = mEfiColors[Private->Attribute >> 4];\r | |
894 | Info->FontInfoMask = EFI_FONT_INFO_SYS_FONT | EFI_FONT_INFO_SYS_SIZE | EFI_FONT_INFO_SYS_STYLE;\r | |
895 | Info->FontInfo.FontStyle = 0;\r | |
896 | Info->FontInfo.FontSize = EFI_GLYPH_HEIGHT;\r | |
897 | StrCpy (Info->FontInfo.FontName, L"sysdefault");\r | |
898 | \r | |
899 | *FontInfo = Info;\r | |
900 | if (FontInfoSize != NULL) {\r | |
901 | *FontInfoSize = InfoSize;\r | |
902 | }\r | |
903 | return EFI_SUCCESS;\r | |
904 | }\r | |
905 | \r | |
906 | \r | |
907 | /**\r | |
908 | Check whether EFI_FONT_DISPLAY_INFO points to system default font and color.\r | |
909 | \r | |
910 | @param Private HII database driver private data.\r | |
911 | @param StringInfo Points to the string output information,\r | |
912 | including the color and font.\r | |
913 | @param SystemInfo If not NULL, points to system default font and\r | |
914 | color when incoming StringInfo does not match the\r | |
915 | default. Points to NULL if matches. It's\r | |
916 | caller's reponsibility to free this buffer.\r | |
917 | @param SystemInfoLen If not NULL, output the length of default system\r | |
918 | info.\r | |
919 | \r | |
920 | @retval TRUE Yes, it points to system default.\r | |
921 | @retval FALSE No.\r | |
922 | \r | |
923 | **/\r | |
924 | STATIC\r | |
925 | BOOLEAN\r | |
926 | IsSystemFontInfo (\r | |
927 | IN HII_DATABASE_PRIVATE_DATA *Private,\r | |
928 | IN EFI_FONT_DISPLAY_INFO *StringInfo,\r | |
929 | OUT EFI_FONT_DISPLAY_INFO **SystemInfo, OPTIONAL\r | |
930 | OUT UINTN *SystemInfoLen OPTIONAL\r | |
931 | )\r | |
932 | {\r | |
933 | EFI_STATUS Status;\r | |
934 | EFI_FONT_DISPLAY_INFO *SystemDefault;\r | |
935 | UINTN DefaultLen;\r | |
936 | \r | |
937 | ASSERT (Private != NULL && Private->Signature == HII_DATABASE_PRIVATE_DATA_SIGNATURE);\r | |
938 | \r | |
939 | if (StringInfo == NULL && SystemInfo == NULL) {\r | |
940 | return TRUE;\r | |
941 | }\r | |
942 | \r | |
943 | //\r | |
944 | // Check whether incoming string font and color matches system default.\r | |
945 | //\r | |
946 | Status = GetSystemFont (Private, &SystemDefault, &DefaultLen);\r | |
947 | ASSERT_EFI_ERROR (Status);\r | |
948 | \r | |
949 | if (SystemInfo != NULL) {\r | |
950 | *SystemInfo = SystemDefault;\r | |
951 | } else {\r | |
952 | SafeFreePool (SystemDefault);\r | |
953 | }\r | |
954 | \r | |
955 | if (SystemInfoLen != NULL) {\r | |
956 | *SystemInfoLen = DefaultLen;\r | |
957 | }\r | |
958 | \r | |
959 | if (StringInfo == NULL ||\r | |
960 | (StringInfo != NULL && CompareMem (SystemDefault, StringInfo, DefaultLen) == 0)) {\r | |
961 | return TRUE;\r | |
962 | }\r | |
963 | \r | |
964 | return FALSE;\r | |
965 | }\r | |
966 | \r | |
967 | \r | |
968 | /**\r | |
969 | This function checks whether EFI_FONT_INFO exists in current database. If\r | |
970 | FontInfoMask is specified, check what options can be used to make a match.\r | |
971 | Note that the masks relate to where the system default should be supplied\r | |
972 | are ignored by this function.\r | |
973 | \r | |
974 | @param Private Hii database private structure.\r | |
975 | @param FontInfo Points to EFI_FONT_INFO structure.\r | |
976 | @param FontInfoMask If not NULL, describes what options can be used\r | |
977 | to make a match between the font requested and\r | |
978 | the font available. The caller must guarantee\r | |
979 | this mask is valid.\r | |
980 | @param FontHandle On entry, Points to the font handle returned by a\r | |
981 | previous call to GetFontInfo() or NULL to start\r | |
982 | with the first font.\r | |
983 | @param GlobalFontInfo If not NULL, output the corresponding globa font\r | |
984 | info.\r | |
985 | \r | |
986 | @retval TRUE Existed\r | |
987 | @retval FALSE Not existed\r | |
988 | \r | |
989 | **/\r | |
990 | BOOLEAN\r | |
991 | IsFontInfoExisted (\r | |
992 | IN HII_DATABASE_PRIVATE_DATA *Private,\r | |
993 | IN EFI_FONT_INFO *FontInfo,\r | |
994 | IN EFI_FONT_INFO_MASK *FontInfoMask, OPTIONAL\r | |
995 | IN EFI_FONT_HANDLE FontHandle, OPTIONAL\r | |
996 | OUT HII_GLOBAL_FONT_INFO **GlobalFontInfo OPTIONAL\r | |
997 | )\r | |
998 | {\r | |
999 | HII_GLOBAL_FONT_INFO *GlobalFont;\r | |
1000 | HII_GLOBAL_FONT_INFO *GlobalFontBackup1;\r | |
1001 | HII_GLOBAL_FONT_INFO *GlobalFontBackup2;\r | |
1002 | LIST_ENTRY *Link;\r | |
1003 | EFI_FONT_INFO_MASK Mask;\r | |
1004 | BOOLEAN Matched;\r | |
1005 | BOOLEAN VagueMatched1;\r | |
1006 | BOOLEAN VagueMatched2;\r | |
1007 | \r | |
1008 | ASSERT (Private != NULL && Private->Signature == HII_DATABASE_PRIVATE_DATA_SIGNATURE);\r | |
1009 | ASSERT (FontInfo != NULL);\r | |
1010 | \r | |
1011 | //\r | |
1012 | // Matched flag represents an exactly match; VagueMatched1 repensents a RESIZE\r | |
1013 | // or RESTYLE match; VagueMatched2 represents a RESIZE | RESTYLE match.\r | |
1014 | //\r | |
1015 | Matched = FALSE;\r | |
1016 | VagueMatched1 = FALSE;\r | |
1017 | VagueMatched2 = FALSE;\r | |
1018 | \r | |
1019 | Mask = 0;\r | |
1020 | GlobalFontBackup1 = NULL;\r | |
1021 | GlobalFontBackup2 = NULL;\r | |
1022 | \r | |
1023 | // The process of where the system default should be supplied instead of\r | |
1024 | // the specified font info beyonds this function's scope.\r | |
1025 | //\r | |
1026 | if (FontInfoMask != NULL) {\r | |
1027 | Mask = *FontInfoMask & (~SYS_FONT_INFO_MASK);\r | |
1028 | }\r | |
1029 | \r | |
1030 | //\r | |
1031 | // If not NULL, FontHandle points to the next node of the last searched font\r | |
1032 | // node by previous call.\r | |
1033 | //\r | |
1034 | if (FontHandle == NULL) {\r | |
1035 | Link = Private->FontInfoList.ForwardLink;\r | |
1036 | } else {\r | |
1037 | Link = (LIST_ENTRY *) FontHandle;\r | |
1038 | }\r | |
1039 | \r | |
1040 | for (; Link != &Private->FontInfoList; Link = Link->ForwardLink) {\r | |
1041 | GlobalFont = CR (Link, HII_GLOBAL_FONT_INFO, Entry, HII_GLOBAL_FONT_INFO_SIGNATURE);\r | |
1042 | if (FontInfoMask == NULL) {\r | |
1043 | if (CompareMem (GlobalFont->FontInfo, FontInfo, GlobalFont->FontInfoSize) == 0) {\r | |
1044 | if (GlobalFontInfo != NULL) {\r | |
1045 | *GlobalFontInfo = GlobalFont;\r | |
1046 | }\r | |
1047 | return TRUE;\r | |
1048 | }\r | |
1049 | } else {\r | |
1050 | //\r | |
1051 | // Check which options could be used to make a match.\r | |
1052 | //\r | |
1053 | switch (Mask) {\r | |
1054 | case EFI_FONT_INFO_ANY_FONT:\r | |
1055 | if (GlobalFont->FontInfo->FontStyle == FontInfo->FontStyle &&\r | |
1056 | GlobalFont->FontInfo->FontSize == FontInfo->FontSize) {\r | |
1057 | Matched = TRUE;\r | |
1058 | }\r | |
1059 | break;\r | |
1060 | case EFI_FONT_INFO_ANY_FONT | EFI_FONT_INFO_ANY_STYLE:\r | |
1061 | if (GlobalFont->FontInfo->FontSize == FontInfo->FontSize) {\r | |
1062 | Matched = TRUE;\r | |
1063 | }\r | |
1064 | break;\r | |
1065 | case EFI_FONT_INFO_ANY_FONT | EFI_FONT_INFO_ANY_SIZE:\r | |
1066 | if (GlobalFont->FontInfo->FontStyle == FontInfo->FontStyle) {\r | |
1067 | Matched = TRUE;\r | |
1068 | }\r | |
1069 | break;\r | |
1070 | case EFI_FONT_INFO_ANY_FONT | EFI_FONT_INFO_ANY_SIZE | EFI_FONT_INFO_ANY_STYLE:\r | |
1071 | Matched = TRUE;\r | |
1072 | break;\r | |
1073 | //\r | |
1074 | // If EFI_FONT_INFO_RESTYLE is specified, then the system may attempt to\r | |
1075 | // remove some of the specified styles to meet the style requested.\r | |
1076 | //\r | |
1077 | case EFI_FONT_INFO_ANY_FONT | EFI_FONT_INFO_RESTYLE:\r | |
1078 | if (GlobalFont->FontInfo->FontSize == FontInfo->FontSize) {\r | |
1079 | if (GlobalFont->FontInfo->FontStyle == FontInfo->FontStyle) {\r | |
1080 | Matched = TRUE;\r | |
1081 | } else if ((GlobalFont->FontInfo->FontStyle & FontInfo->FontStyle) == FontInfo->FontStyle) {\r | |
1082 | VagueMatched1 = TRUE;\r | |
1083 | GlobalFontBackup1 = GlobalFont;\r | |
1084 | }\r | |
1085 | }\r | |
1086 | break;\r | |
1087 | //\r | |
1088 | // If EFI_FONT_INFO_RESIZE is specified, then the sytem may attempt to\r | |
1089 | // stretch or shrink a font to meet the size requested.\r | |
1090 | //\r | |
1091 | case EFI_FONT_INFO_ANY_FONT | EFI_FONT_INFO_RESIZE:\r | |
1092 | if (GlobalFont->FontInfo->FontStyle == FontInfo->FontStyle) {\r | |
1093 | if (GlobalFont->FontInfo->FontSize == FontInfo->FontSize) {\r | |
1094 | Matched = TRUE;\r | |
1095 | } else {\r | |
1096 | VagueMatched1 = TRUE;\r | |
1097 | GlobalFontBackup1 = GlobalFont;\r | |
1098 | }\r | |
1099 | }\r | |
1100 | break;\r | |
1101 | case EFI_FONT_INFO_ANY_FONT | EFI_FONT_INFO_RESTYLE | EFI_FONT_INFO_RESIZE:\r | |
1102 | if (GlobalFont->FontInfo->FontStyle == FontInfo->FontStyle) {\r | |
1103 | if (GlobalFont->FontInfo->FontSize == FontInfo->FontSize) {\r | |
1104 | Matched = TRUE;\r | |
1105 | } else {\r | |
1106 | VagueMatched1 = TRUE;\r | |
1107 | GlobalFontBackup1 = GlobalFont;\r | |
1108 | }\r | |
1109 | } else if ((GlobalFont->FontInfo->FontStyle & FontInfo->FontStyle) == FontInfo->FontStyle) {\r | |
1110 | if (GlobalFont->FontInfo->FontSize == FontInfo->FontSize) {\r | |
1111 | VagueMatched1 = TRUE;\r | |
1112 | GlobalFontBackup1 = GlobalFont;\r | |
1113 | } else {\r | |
1114 | VagueMatched2 = TRUE;\r | |
1115 | GlobalFontBackup2 = GlobalFont;\r | |
1116 | }\r | |
1117 | }\r | |
1118 | break;\r | |
1119 | case EFI_FONT_INFO_ANY_FONT | EFI_FONT_INFO_ANY_STYLE | EFI_FONT_INFO_RESIZE:\r | |
1120 | if (GlobalFont->FontInfo->FontSize == FontInfo->FontSize) {\r | |
1121 | Matched = TRUE;\r | |
1122 | } else {\r | |
1123 | VagueMatched1 = TRUE;\r | |
1124 | GlobalFontBackup1 = GlobalFont;\r | |
1125 | }\r | |
1126 | break;\r | |
1127 | case EFI_FONT_INFO_ANY_FONT | EFI_FONT_INFO_ANY_SIZE | EFI_FONT_INFO_RESTYLE:\r | |
1128 | if (GlobalFont->FontInfo->FontStyle == FontInfo->FontStyle) {\r | |
1129 | Matched = TRUE;\r | |
1130 | } else if ((GlobalFont->FontInfo->FontStyle & FontInfo->FontStyle) == FontInfo->FontStyle) {\r | |
1131 | VagueMatched1 = TRUE;\r | |
1132 | GlobalFontBackup1 = GlobalFont;\r | |
1133 | }\r | |
1134 | break;\r | |
1135 | case EFI_FONT_INFO_ANY_STYLE:\r | |
1136 | if ((CompareMem (\r | |
1137 | GlobalFont->FontInfo->FontName,\r | |
1138 | FontInfo->FontName,\r | |
1139 | StrSize (FontInfo->FontName)\r | |
1140 | ) == 0) &&\r | |
1141 | GlobalFont->FontInfo->FontSize == FontInfo->FontSize) {\r | |
1142 | Matched = TRUE;\r | |
1143 | }\r | |
1144 | break;\r | |
1145 | case EFI_FONT_INFO_ANY_STYLE | EFI_FONT_INFO_ANY_SIZE:\r | |
1146 | if (CompareMem (\r | |
1147 | GlobalFont->FontInfo->FontName,\r | |
1148 | FontInfo->FontName,\r | |
1149 | StrSize (FontInfo->FontName)\r | |
1150 | ) == 0) {\r | |
1151 | Matched = TRUE;\r | |
1152 | }\r | |
1153 | break;\r | |
1154 | case EFI_FONT_INFO_ANY_STYLE | EFI_FONT_INFO_RESIZE:\r | |
1155 | if (CompareMem (\r | |
1156 | GlobalFont->FontInfo->FontName,\r | |
1157 | FontInfo->FontName,\r | |
1158 | StrSize (FontInfo->FontName)\r | |
1159 | ) == 0) {\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_SIZE:\r | |
1169 | if ((CompareMem (\r | |
1170 | GlobalFont->FontInfo->FontName,\r | |
1171 | FontInfo->FontName,\r | |
1172 | StrSize (FontInfo->FontName)\r | |
1173 | ) == 0) &&\r | |
1174 | GlobalFont->FontInfo->FontStyle == FontInfo->FontStyle) {\r | |
1175 | Matched = TRUE;\r | |
1176 | }\r | |
1177 | break;\r | |
1178 | case EFI_FONT_INFO_ANY_SIZE | EFI_FONT_INFO_RESTYLE:\r | |
1179 | if (CompareMem (\r | |
1180 | GlobalFont->FontInfo->FontName,\r | |
1181 | FontInfo->FontName,\r | |
1182 | StrSize (FontInfo->FontName)\r | |
1183 | ) == 0) {\r | |
1184 | if (GlobalFont->FontInfo->FontStyle == FontInfo->FontStyle) {\r | |
1185 | Matched = TRUE;\r | |
1186 | } else if ((GlobalFont->FontInfo->FontStyle & FontInfo->FontStyle) == FontInfo->FontStyle) {\r | |
1187 | VagueMatched1 = TRUE;\r | |
1188 | GlobalFontBackup1 = GlobalFont;\r | |
1189 | }\r | |
1190 | }\r | |
1191 | break;\r | |
1192 | case EFI_FONT_INFO_RESTYLE:\r | |
1193 | if ((CompareMem (\r | |
1194 | GlobalFont->FontInfo->FontName,\r | |
1195 | FontInfo->FontName,\r | |
1196 | StrSize (FontInfo->FontName)\r | |
1197 | ) == 0) &&\r | |
1198 | GlobalFont->FontInfo->FontSize == FontInfo->FontSize) {\r | |
1199 | \r | |
1200 | if (GlobalFont->FontInfo->FontStyle == FontInfo->FontStyle) {\r | |
1201 | Matched = TRUE;\r | |
1202 | } else if ((GlobalFont->FontInfo->FontStyle & FontInfo->FontStyle) == FontInfo->FontStyle) {\r | |
1203 | VagueMatched1 = TRUE;\r | |
1204 | GlobalFontBackup1 = GlobalFont;\r | |
1205 | }\r | |
1206 | }\r | |
1207 | break;\r | |
1208 | case EFI_FONT_INFO_RESIZE:\r | |
1209 | if ((CompareMem (\r | |
1210 | GlobalFont->FontInfo->FontName,\r | |
1211 | FontInfo->FontName,\r | |
1212 | StrSize (FontInfo->FontName)\r | |
1213 | ) == 0) &&\r | |
1214 | GlobalFont->FontInfo->FontStyle == FontInfo->FontStyle) {\r | |
1215 | \r | |
1216 | if (GlobalFont->FontInfo->FontSize == FontInfo->FontSize) {\r | |
1217 | Matched = TRUE;\r | |
1218 | } else {\r | |
1219 | VagueMatched1 = TRUE;\r | |
1220 | GlobalFontBackup1 = GlobalFont;\r | |
1221 | }\r | |
1222 | }\r | |
1223 | break;\r | |
1224 | case EFI_FONT_INFO_RESIZE | EFI_FONT_INFO_RESTYLE:\r | |
1225 | if (CompareMem (\r | |
1226 | GlobalFont->FontInfo->FontName,\r | |
1227 | FontInfo->FontName,\r | |
1228 | StrSize (FontInfo->FontName)\r | |
1229 | ) == 0) {\r | |
1230 | if (GlobalFont->FontInfo->FontStyle == FontInfo->FontStyle) {\r | |
1231 | if (GlobalFont->FontInfo->FontSize == FontInfo->FontSize) {\r | |
1232 | Matched = TRUE;\r | |
1233 | } else {\r | |
1234 | VagueMatched1 = TRUE;\r | |
1235 | GlobalFontBackup1 = GlobalFont;\r | |
1236 | }\r | |
1237 | } else if ((GlobalFont->FontInfo->FontStyle & FontInfo->FontStyle) == FontInfo->FontStyle) {\r | |
1238 | if (GlobalFont->FontInfo->FontSize == FontInfo->FontSize) {\r | |
1239 | VagueMatched1 = TRUE;\r | |
1240 | GlobalFontBackup1 = GlobalFont;\r | |
1241 | } else {\r | |
1242 | VagueMatched2 = TRUE;\r | |
1243 | GlobalFontBackup2 = GlobalFont;\r | |
1244 | }\r | |
1245 | }\r | |
1246 | }\r | |
1247 | break;\r | |
1248 | default:\r | |
1249 | break;\r | |
1250 | }\r | |
1251 | \r | |
1252 | if (Matched) {\r | |
1253 | if (GlobalFontInfo != NULL) {\r | |
1254 | *GlobalFontInfo = GlobalFont;\r | |
1255 | }\r | |
1256 | return TRUE;\r | |
1257 | }\r | |
1258 | }\r | |
1259 | }\r | |
1260 | \r | |
1261 | if (VagueMatched1) {\r | |
1262 | if (GlobalFontInfo != NULL) {\r | |
1263 | *GlobalFontInfo = GlobalFontBackup1;\r | |
1264 | }\r | |
1265 | return TRUE;\r | |
1266 | } else if (VagueMatched2) {\r | |
1267 | if (GlobalFontInfo != NULL) {\r | |
1268 | *GlobalFontInfo = GlobalFontBackup2;\r | |
1269 | }\r | |
1270 | return TRUE;\r | |
1271 | }\r | |
1272 | \r | |
1273 | return FALSE;\r | |
1274 | }\r | |
1275 | \r | |
1276 | \r | |
1277 | /**\r | |
1278 | Check whether the unicode represents a line break or not.\r | |
1279 | \r | |
1280 | @param Char Unicode character\r | |
1281 | \r | |
1282 | @retval 0 Yes, it is a line break.\r | |
1283 | @retval 1 Yes, it is a hyphen that desires a line break\r | |
1284 | after this character.\r | |
1285 | @retval 2 Yes, it is a dash that desires a line break\r | |
1286 | before and after it.\r | |
1287 | @retval -1 No, it is not a link break.\r | |
1288 | \r | |
1289 | **/\r | |
1290 | STATIC\r | |
1291 | INT8\r | |
1292 | IsLineBreak (\r | |
1293 | IN CHAR16 Char\r | |
1294 | )\r | |
1295 | {\r | |
1296 | UINT8 Byte1;\r | |
1297 | UINT8 Byte2;\r | |
1298 | \r | |
1299 | //\r | |
1300 | // In little endian, Byte1 is the low byte of Char, Byte2 is the high byte of Char.\r | |
1301 | //\r | |
1302 | Byte1 = *((UINT8 *) (&Char));\r | |
1303 | Byte2 = *(((UINT8 *) (&Char) + 1));\r | |
1304 | \r | |
1305 | if (Byte2 == 0x20) {\r | |
1306 | switch (Byte1) {\r | |
1307 | case 0x00:\r | |
1308 | case 0x01:\r | |
1309 | case 0x02:\r | |
1310 | case 0x03:\r | |
1311 | case 0x04:\r | |
1312 | case 0x05:\r | |
1313 | case 0x06:\r | |
1314 | case 0x08:\r | |
1315 | case 0x09:\r | |
1316 | case 0x0A:\r | |
1317 | case 0x0B:\r | |
1318 | case 0x28:\r | |
1319 | case 0x29:\r | |
1320 | case 0x5F:\r | |
1321 | return 0;\r | |
1322 | case 0x10:\r | |
1323 | case 0x12:\r | |
1324 | case 0x13:\r | |
1325 | return 1;\r | |
1326 | case 0x14:\r | |
1327 | //\r | |
1328 | // BUGBUG: Does it really require line break before it and after it?\r | |
1329 | //\r | |
1330 | return 2;\r | |
1331 | }\r | |
1332 | } else if (Byte2 == 0x00) {\r | |
1333 | switch (Byte1) {\r | |
1334 | case 0x20:\r | |
1335 | case 0x0C:\r | |
1336 | case 0x0D:\r | |
1337 | return 0;\r | |
1338 | }\r | |
1339 | }\r | |
1340 | \r | |
1341 | switch (Char) {\r | |
1342 | case 0x1680:\r | |
1343 | return 0;\r | |
1344 | case 0x058A:\r | |
1345 | case 0x0F0B:\r | |
1346 | case 0x1361:\r | |
1347 | case 0x17D5:\r | |
1348 | return 1;\r | |
1349 | }\r | |
1350 | \r | |
1351 | return -1;\r | |
1352 | }\r | |
1353 | \r | |
1354 | \r | |
1355 | /**\r | |
1356 | Renders a string to a bitmap or to the display.\r | |
1357 | \r | |
1358 | @param This A pointer to the EFI_HII_FONT_PROTOCOL instance.\r | |
1359 | @param Flags Describes how the string is to be drawn.\r | |
1360 | @param String Points to the null-terminated string to be\r | |
1361 | displayed.\r | |
1362 | @param StringInfo Points to the string output information,\r | |
1363 | including the color and font. If NULL, then the\r | |
1364 | string will be output in the default system font\r | |
1365 | and color.\r | |
1366 | @param Blt If this points to a non-NULL on entry, this\r | |
1367 | points to the image, which is Width pixels wide\r | |
1368 | and Height pixels high. The string will be drawn\r | |
1369 | onto this image and\r | |
1370 | EFI_HII_OUT_FLAG_CLIP is implied. If this points\r | |
1371 | to a NULL on entry, then a buffer\r | |
1372 | will be allocated to hold the generated image and\r | |
1373 | Content-type: text/html ]>