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      1 
      2 /*
      3  * Copyright 2006 The Android Open Source Project
      4  *
      5  * Use of this source code is governed by a BSD-style license that can be
      6  * found in the LICENSE file.
      7  */
      8 
      9 
     10 #include "SkAnimate.h"
     11 #include "SkAnimateMaker.h"
     12 #include "SkDrawable.h"
     13 #include "SkParse.h"
     14 
     15 #if SK_USE_CONDENSED_INFO == 0
     16 
     17 const SkMemberInfo SkAnimate::fInfo[] = {
     18     SK_MEMBER_INHERITED
     19 };
     20 
     21 #endif
     22 
     23 DEFINE_GET_MEMBER(SkAnimate);
     24 
     25 SkAnimate::SkAnimate() : fComponents(0) {
     26 }
     27 
     28 SkAnimate::~SkAnimate() {
     29 }
     30 
     31 int SkAnimate::components() {
     32     return fComponents;
     33 }
     34 
     35 #ifdef SK_DUMP_ENABLED
     36 void SkAnimate::dump(SkAnimateMaker* maker) {
     37     INHERITED::dump(maker); //from animateBase
     38     //SkSet inherits from this class
     39     if (getType() != SkType_Set) {
     40         if (fMirror)
     41             SkDebugf("mirror=\"true\" ");
     42         if (fReset)
     43             SkDebugf("reset=\"true\" ");
     44         SkDebugf("dur=\"%g\" ", SkScalarToFloat(SkScalarDiv(dur,1000)));
     45         if (repeat != SK_Scalar1)
     46             SkDebugf("repeat=\"%g\" ", SkScalarToFloat(repeat));
     47         //if (fHasValues)
     48         //    SkDebugf("values=\"%s\" ", values);
     49         if (blend.count() != 1 || blend[0] != SK_Scalar1) {
     50             SkDebugf("blend=\"[");
     51             bool firstElem = true;
     52             for (int i = 0; i < blend.count(); i++) {
     53                 if (!firstElem)
     54                     SkDebugf(",");
     55                 firstElem = false;
     56                 SkDebugf("%g", SkScalarToFloat(blend[i]));
     57             }
     58             SkDebugf("]\" ");
     59         }
     60         SkDebugf("/>\n");//i assume that if it IS, we will do it separately
     61     }
     62 }
     63 #endif
     64 
     65 bool SkAnimate::resolveCommon(SkAnimateMaker& maker) {
     66     if (fTarget == NULL) // if NULL, recall onEndElement after apply closes and sets target to scope
     67         return false;
     68     INHERITED::onEndElement(maker);
     69     return maker.hasError() == false;
     70 }
     71 
     72 void SkAnimate::onEndElement(SkAnimateMaker& maker) {
     73     bool resolved = resolveCommon(maker);
     74     if (resolved && fFieldInfo == NULL) {
     75         maker.setErrorNoun(field);
     76         maker.setErrorCode(SkDisplayXMLParserError::kFieldNotInTarget);
     77     }
     78     if (resolved == false || fFieldInfo == NULL)
     79         return;
     80     SkDisplayTypes outType = fFieldInfo->getType();
     81     if (fHasValues) {
     82         SkASSERT(to.size() > 0);
     83         fFieldInfo->setValue(maker, &fValues, 0, 0, NULL, outType, to);
     84         SkASSERT(0);
     85         // !!! this needs to set fComponents
     86         return;
     87     }
     88     fComponents = fFieldInfo->getCount();
     89     if (fFieldInfo->fType == SkType_Array) {
     90         SkTypedArray* array = (SkTypedArray*) fFieldInfo->memberData(fTarget);
     91         int count = array->count();
     92         if (count > 0)
     93             fComponents = count;
     94     }
     95     if (outType == SkType_ARGB) {
     96         fComponents <<= 2;  // four color components
     97         outType = SkType_Float;
     98     }
     99     fValues.setType(outType);
    100     if (formula.size() > 0){
    101         fComponents = 1;
    102         from.set("0");
    103         to.set("dur");
    104         outType = SkType_MSec;
    105     }
    106     int max = fComponents * 2;
    107     fValues.setCount(max);
    108     memset(fValues.begin(), 0, max * sizeof(fValues.begin()[0]));
    109     fFieldInfo->setValue(maker, &fValues, fFieldOffset, max, this, outType, from);
    110     fFieldInfo->setValue(maker, &fValues, fComponents + fFieldOffset, max, this, outType, to);
    111 }
    112