1 /* libs/graphics/animator/SkAnimateField.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 "SkAnimate.h"
19 #include "SkAnimateMaker.h"
20 #include "SkDrawable.h"
21 #include "SkParse.h"
22
23 #if SK_USE_CONDENSED_INFO == 0
24
25 const SkMemberInfo SkAnimate::fInfo[] = {
26 SK_MEMBER_INHERITED
27 };
28
29 #endif
30
31 DEFINE_GET_MEMBER(SkAnimate);
32
SkAnimate()33 SkAnimate::SkAnimate() : fComponents(0) {
34 }
35
~SkAnimate()36 SkAnimate::~SkAnimate() {
37 }
38
components()39 int SkAnimate::components() {
40 return fComponents;
41 }
42
43 #ifdef SK_DUMP_ENABLED
dump(SkAnimateMaker * maker)44 void SkAnimate::dump(SkAnimateMaker* maker) {
45 INHERITED::dump(maker); //from animateBase
46 //SkSet inherits from this class
47 if (getType() != SkType_Set) {
48 if (fMirror)
49 SkDebugf("mirror=\"true\" ");
50 if (fReset)
51 SkDebugf("reset=\"true\" ");
52 #ifdef SK_CAN_USE_FLOAT
53 SkDebugf("dur=\"%g\" ", SkScalarToFloat(SkScalarDiv(dur,1000)));
54 if (repeat != SK_Scalar1)
55 SkDebugf("repeat=\"%g\" ", SkScalarToFloat(repeat));
56 #else
57 SkDebugf("dur=\"%x\" ", SkScalarDiv(dur,1000));
58 if (repeat != SK_Scalar1)
59 SkDebugf("repeat=\"%x\" ", repeat);
60 #endif
61 //if (fHasValues)
62 // SkDebugf("values=\"%s\" ", values);
63 if (blend.count() != 1 || blend[0] != SK_Scalar1) {
64 SkDebugf("blend=\"[");
65 bool firstElem = true;
66 for (int i = 0; i < blend.count(); i++) {
67 if (!firstElem)
68 SkDebugf(",");
69 firstElem = false;
70 #ifdef SK_CAN_USE_FLOAT
71 SkDebugf("%g", SkScalarToFloat(blend[i]));
72 #else
73 SkDebugf("%x", blend[i]);
74 #endif
75 }
76 SkDebugf("]\" ");
77 }
78 SkDebugf("/>\n");//i assume that if it IS, we will do it separately
79 }
80 }
81 #endif
82
resolveCommon(SkAnimateMaker & maker)83 bool SkAnimate::resolveCommon(SkAnimateMaker& maker) {
84 if (fTarget == NULL) // if NULL, recall onEndElement after apply closes and sets target to scope
85 return false;
86 INHERITED::onEndElement(maker);
87 return maker.hasError() == false;
88 }
89
onEndElement(SkAnimateMaker & maker)90 void SkAnimate::onEndElement(SkAnimateMaker& maker) {
91 bool resolved = resolveCommon(maker);
92 if (resolved && fFieldInfo == NULL) {
93 maker.setErrorNoun(field);
94 maker.setErrorCode(SkDisplayXMLParserError::kFieldNotInTarget);
95 }
96 if (resolved == false || fFieldInfo == NULL)
97 return;
98 SkDisplayTypes outType = fFieldInfo->getType();
99 if (fHasValues) {
100 SkASSERT(to.size() > 0);
101 fFieldInfo->setValue(maker, &fValues, 0, 0, NULL, outType, to);
102 SkASSERT(0);
103 // !!! this needs to set fComponents
104 return;
105 }
106 fComponents = fFieldInfo->getCount();
107 if (fFieldInfo->fType == SkType_Array) {
108 SkTypedArray* array = (SkTypedArray*) fFieldInfo->memberData(fTarget);
109 int count = array->count();
110 if (count > 0)
111 fComponents = count;
112 }
113 if (outType == SkType_ARGB) {
114 fComponents <<= 2; // four color components
115 outType = SkType_Float;
116 }
117 fValues.setType(outType);
118 if (formula.size() > 0){
119 fComponents = 1;
120 from.set("0");
121 to.set("dur");
122 outType = SkType_MSec;
123 }
124 int max = fComponents * 2;
125 fValues.setCount(max);
126 memset(fValues.begin(), 0, max * sizeof(fValues.begin()[0]));
127 fFieldInfo->setValue(maker, &fValues, fFieldOffset, max, this, outType, from);
128 fFieldInfo->setValue(maker, &fValues, fComponents + fFieldOffset, max, this, outType, to);
129 }
130
131