The Tor Browser: gfx/skia/trunk/src/animator/SkAnimateField.cpp@a63d609f5ebe

     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  */

    10 #include "SkAnimate.h"

    11 #include "SkAnimateMaker.h"

    12 #include "SkDrawable.h"

    13 #include "SkParse.h"

    15 #if SK_USE_CONDENSED_INFO == 0

    17 const SkMemberInfo SkAnimate::fInfo[] = {

    18     SK_MEMBER_INHERITED

    19 };

    21 #endif

    23 DEFINE_GET_MEMBER(SkAnimate);

    25 SkAnimate::SkAnimate() : fComponents(0) {

    26 }

    28 SkAnimate::~SkAnimate() {

    29 }

    31 int SkAnimate::components() {

    32     return fComponents;

    33 }

    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

    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 }

    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 }

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