Anurag Thakur pushed to branch gsoc-anurag-2023 at FreeType / FreeType
Commits:
-
36f6131c
by Anurag Thakur at 2023-08-14T19:51:22+05:30
2 changed files:
Changes:
| ... | ... | @@ -2399,6 +2399,9 @@ FT_BEGIN_HEADER |
| 2399 | 2399 | * FT_OPEN_PARAMS ::
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| 2400 | 2400 | * Use the `num_params` and `params` fields.
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| 2401 | 2401 | *
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| 2402 | + * FT_OPEN_PRELOAD ::
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| 2403 | + * Preprocess the font outline to save cpu time later.
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| 2404 | + *
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| 2402 | 2405 | * @note:
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| 2403 | 2406 | * The `FT_OPEN_MEMORY`, `FT_OPEN_STREAM`, and `FT_OPEN_PATHNAME` flags
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| 2404 | 2407 | * are mutually exclusive.
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| ... | ... | @@ -2408,7 +2411,7 @@ FT_BEGIN_HEADER |
| 2408 | 2411 | #define FT_OPEN_PATHNAME 0x4
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| 2409 | 2412 | #define FT_OPEN_DRIVER 0x8
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| 2410 | 2413 | #define FT_OPEN_PARAMS 0x10
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| 2411 | - |
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| 2414 | +#define FT_OPEN_PRELOAD 0x12
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| 2412 | 2415 | |
| 2413 | 2416 | /* these constants are deprecated; use the corresponding `FT_OPEN_XXX` */
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| 2414 | 2417 | /* values instead */
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| ... | ... | @@ -1622,6 +1622,27 @@ |
| 1622 | 1622 | return ft_open_face_internal( library, &args, face_index, aface, 1 );
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| 1623 | 1623 | }
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| 1624 | 1624 | |
| 1625 | + |
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| 1626 | + FT_EXPORT_DEF( FT_Error )
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| 1627 | + FT_New_Face2( FT_Library library,
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| 1628 | + const char* pathname,
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| 1629 | + FT_Long face_index,
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| 1630 | + FT_Face *aface,
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| 1631 | + FT_Open_Args args)
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| 1632 | + {
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| 1633 | + |
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| 1634 | + /* test for valid `library' and `aface' delayed to `FT_Open_Face' */
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| 1635 | + if ( !pathname )
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| 1636 | + return FT_THROW( Invalid_Argument );
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| 1637 | + |
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| 1638 | + args.flags |= FT_OPEN_PATHNAME;
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| 1639 | + args.pathname = (char*)pathname;
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| 1640 | + args.stream = NULL;
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| 1641 | + |
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| 1642 | + return ft_open_face_internal( library, &args, face_index, aface, 1 );
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| 1643 | + }
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| 1644 | + |
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| 1645 | + |
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| 1625 | 1646 | #endif
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| 1626 | 1647 | |
| 1627 | 1648 | |
| ... | ... | @@ -2636,7 +2657,6 @@ |
| 2636 | 2657 | |
| 2637 | 2658 | driver = FT_DRIVER( cur[0] );
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| 2638 | 2659 | |
| 2639 | - // TODO: Check the args for a "preload" flag and act accordingly
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| 2640 | 2660 | if ( args->flags & FT_OPEN_PARAMS )
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| 2641 | 2661 | {
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| 2642 | 2662 | num_params = args->num_params;
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| ... | ... | @@ -2727,7 +2747,12 @@ |
| 2727 | 2747 | /* face->driver instead. */
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| 2728 | 2748 | FT_List_Add( &face->driver->faces_list, node );
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| 2729 | 2749 | |
| 2730 | - // TODO: The preload logic should be performed here
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| 2750 | + if (args->flags & FT_OPEN_PRELOAD)
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| 2751 | + {
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| 2752 | + /* Preload the font here */
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| 2753 | + }
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| 2754 | +
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| 2755 | + |
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| 2731 | 2756 | /* now allocate a glyph slot object for the face */
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| 2732 | 2757 | FT_TRACE4(( "FT_Open_Face: Creating glyph slot\n" ));
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| 2733 | 2758 |