1 /* libs/graphics/animator/SkDisplayNumber.cpp
2 **
3 ** Copyright 2006, The Android Open Source Project
4 **
5 ** Licensed under the Apache License, Version 2.0 (the "License");
6 ** you may not use this file except in compliance with the License.
7 ** You may obtain a copy of the License at
8 **
9 ** http://www.apache.org/licenses/LICENSE-2.0
10 **
11 ** Unless required by applicable law or agreed to in writing, software
12 ** distributed under the License is distributed on an "AS IS" BASIS,
13 ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 ** See the License for the specific language governing permissions and
15 ** limitations under the License.
16 */
17
18 #include "SkDisplayNumber.h"
19
20 enum SkDisplayNumber_Properties {
21 SK_PROPERTY(MAX_VALUE),
22 SK_PROPERTY(MIN_VALUE),
23 SK_PROPERTY(NEGATIVE_INFINITY),
24 SK_PROPERTY(NaN),
25 SK_PROPERTY(POSITIVE_INFINITY)
26 };
27
28 #if SK_USE_CONDENSED_INFO == 0
29
30 const SkMemberInfo SkDisplayNumber::fInfo[] = {
31 SK_MEMBER_PROPERTY(MAX_VALUE, Float),
32 SK_MEMBER_PROPERTY(MIN_VALUE, Float),
33 SK_MEMBER_PROPERTY(NEGATIVE_INFINITY, Float),
34 SK_MEMBER_PROPERTY(NaN, Float),
35 SK_MEMBER_PROPERTY(POSITIVE_INFINITY, Float)
36 };
37
38 #endif
39
40 DEFINE_GET_MEMBER(SkDisplayNumber);
41
getProperty(int index,SkScriptValue * value) const42 bool SkDisplayNumber::getProperty(int index, SkScriptValue* value) const {
43 SkScalar constant;
44 switch (index) {
45 case SK_PROPERTY(MAX_VALUE):
46 constant = SK_ScalarMax;
47 break;
48 case SK_PROPERTY(MIN_VALUE):
49 constant = SK_ScalarMin;
50 break;
51 case SK_PROPERTY(NEGATIVE_INFINITY):
52 constant = -SK_ScalarInfinity;
53 break;
54 case SK_PROPERTY(NaN):
55 constant = SK_ScalarNaN;
56 break;
57 case SK_PROPERTY(POSITIVE_INFINITY):
58 constant = SK_ScalarInfinity;
59 break;
60 default:
61 SkASSERT(0);
62 return false;
63 }
64 value->fOperand.fScalar = constant;
65 value->fType = SkType_Float;
66 return true;
67 }
68