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1 /* | 1 /* |
2 * Copyright (C) 2013 Google Inc. All rights reserved. | 2 * Copyright (C) 2013 Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
(...skipping 10 matching lines...) Expand all Loading... |
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
29 */ | 29 */ |
30 | 30 |
| 31 // http://dev.w3.org/csswg/css-font-loading/#FontFaceSet-interface |
| 32 |
31 enum FontFaceSetLoadStatus { "loading", "loaded" }; | 33 enum FontFaceSetLoadStatus { "loading", "loaded" }; |
32 | 34 |
| 35 // TODO(philipj): This interface should be [Exposed=Window,Worker] and should |
| 36 // have a constructor, and thus not have [NoInterfaceObject]. |
33 [ | 37 [ |
34 ActiveDOMObject, | 38 ActiveDOMObject, |
35 SetWrapperReferenceFrom=document, | 39 SetWrapperReferenceFrom=document, |
36 NoInterfaceObject, | 40 NoInterfaceObject, |
37 ] interface FontFaceSet : EventTarget { | 41 ] interface FontFaceSet : EventTarget { |
| 42 // TODO(ksakamoto): Make FontFaceSet Set-like. crbug.com/392075 |
| 43 // setlike<FontFace>; |
| 44 void forEach(FontFaceSetForEachCallback callback, optional any thisArg); |
| 45 [RaisesException] boolean has(FontFace fontFace); |
| 46 readonly attribute unsigned long size; |
| 47 // TODO(philipj): add() should return the FontFaceSet. |
| 48 [RaisesException] void add(FontFace fontFace); |
| 49 [RaisesException, ImplementedAs=remove] boolean delete(FontFace fontFace); |
| 50 void clear(); |
38 | 51 |
| 52 // events for when loading state changes |
39 attribute EventHandler onloading; | 53 attribute EventHandler onloading; |
40 attribute EventHandler onloadingdone; | 54 attribute EventHandler onloadingdone; |
41 attribute EventHandler onloadingerror; | 55 attribute EventHandler onloadingerror; |
42 | 56 |
| 57 // check and start loads if appropriate |
| 58 // and fulfill promise when all loads complete |
| 59 [CallWith=ScriptState] Promise<sequence<FontFace>> load(DOMString font, opti
onal DOMString text = " "); |
| 60 |
| 61 // return whether all fonts in the fontlist are loaded |
| 62 // (does not initiate load if not available) |
43 [RaisesException] boolean check(DOMString font, optional DOMString text = "
"); | 63 [RaisesException] boolean check(DOMString font, optional DOMString text = "
"); |
44 [CallWith=ScriptState] Promise load(DOMString font, optional DOMString text
= " "); | |
45 [CallWith=ScriptState] readonly attribute Promise ready; | |
46 | 64 |
47 [RaisesException] void add(FontFace fontFace); | 65 // async notification that font loading and layout operations are done |
48 void clear(); | 66 [CallWith=ScriptState] readonly attribute Promise<FontFaceSet> ready; |
49 [RaisesException, ImplementedAs=remove] boolean delete(FontFace fontFace); | |
50 void forEach(FontFaceSetForEachCallback callback, optional any thisArg); | |
51 [RaisesException] boolean has(FontFace fontFace); | |
52 | 67 |
53 readonly attribute unsigned long size; | 68 // loading state, "loading" while one or more fonts loading, "loaded" otherw
ise |
54 readonly attribute FontFaceSetLoadStatus status; | 69 readonly attribute FontFaceSetLoadStatus status; |
55 }; | 70 }; |
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