C++ SkAnimateMaker::setScriptError方法代码示例

void SkAnimateBase::setTarget(SkAnimateMaker& maker) {
    if (target.size()) {
        SkAnimatorScript engine(maker, this, SkType_Displayable);
        const char* script = target.c_str();
        SkScriptValue scriptValue;
        bool success = engine.evaluateScript(&script, &scriptValue);
        if (success && scriptValue.fType == SkType_Displayable)
            fTarget = scriptValue.fOperand.fDrawable;
        else if (maker.find(target.c_str(), (SkDisplayable**) &fTarget) == false) {
            if (fApply->getMode() == SkApply::kMode_create)
                return; // may not be an error
            if (engine.getError() != SkScriptEngine::kNoError)
                maker.setScriptError(engine);
            else {
                maker.setErrorNoun(target);
                maker.setErrorCode(SkDisplayXMLParserError::kTargetIDNotFound);
            }
            return;
        }
        if (fApply && fApply->getMode() != SkApply::kMode_create)
            target.reset();
    }
}

bool SkMemberInfo::setValue(SkAnimateMaker& maker, SkTDOperandArray* arrayStorage, 
    int storageOffset, int maxStorage, SkDisplayable* displayable, SkDisplayTypes outType,
    const char rawValue[], size_t rawValueLen) const 
{
    SkString valueStr(rawValue, rawValueLen);
    SkScriptValue scriptValue;
    scriptValue.fType = SkType_Unknown;
    scriptValue.fOperand.fS32 = 0;
    SkDisplayTypes type = getType();
    SkAnimatorScript engine(maker, displayable, type);
    if (arrayStorage)
        displayable = NULL;
    bool success = true;
    void* untypedStorage = NULL;
    if (displayable && fType != SkType_MemberProperty && fType != SkType_MemberFunction)
        untypedStorage = (SkTDOperandArray*) memberData(displayable);

    if (type == SkType_ARGB) {
        // for both SpiderMonkey and SkiaScript, substitute any #xyz or #xxyyzz first
            // it's enough to expand the colors into 0xFFxxyyzz
        const char* poundPos;
        while ((poundPos = strchr(valueStr.c_str(), '#')) != NULL) {
            size_t offset = poundPos - valueStr.c_str();
            if (valueStr.size() - offset < 4)
                break;
            char r = poundPos[1];
            char g = poundPos[2];
            char b = poundPos[3];
            if (is_hex(r) == false || is_hex(g) == false || is_hex(b) == false)
                break;
            char hex = poundPos[4];
            if (is_hex(hex) == false) {
                valueStr.insertUnichar(offset + 1, r);
                valueStr.insertUnichar(offset + 3, g);
                valueStr.insertUnichar(offset + 5, b);
            }
            *(char*) poundPos = '0'; // overwrite '#'
            valueStr.insert(offset + 1, "xFF");
        } 
    }
    if (SkDisplayType::IsDisplayable(&maker, type) || SkDisplayType::IsEnum(&maker, type) || type == SkType_ARGB)
        goto scriptCommon;
    switch (type) {
        case SkType_String:
#if 0
            if (displayable && displayable->isAnimate()) {
                
                goto noScriptString;
            } 
            if (strncmp(rawValue, "#string:", sizeof("#string:") - 1) == 0) {
                SkASSERT(sizeof("string") == sizeof("script"));
                char* stringHeader = valueStr.writable_str();
                memcpy(&stringHeader[1], "script", sizeof("script") - 1);
                rawValue = valueStr.c_str();
                goto noScriptString;
            } else 
#endif
            if (strncmp(rawValue, "#script:", sizeof("#script:") - 1) != 0)
                goto noScriptString;
            valueStr.remove(0, 8);
        case SkType_Unknown:
        case SkType_Int: 
        case SkType_MSec:  // for the purposes of script, MSec is treated as a Scalar
        case SkType_Point:
        case SkType_3D_Point:
        case SkType_Float:
        case SkType_Array:
scriptCommon: {
                const char* script = valueStr.c_str();
                success = engine.evaluateScript(&script, &scriptValue);
                if (success == false) {
                    maker.setScriptError(engine);
                    return false;
                }
            }
            SkASSERT(success);
            if (scriptValue.fType == SkType_Displayable) {
                if (type == SkType_String) {
                    const char* charPtr;
                    maker.findKey(scriptValue.fOperand.fDisplayable, &charPtr);
                    scriptValue.fOperand.fString = new SkString(charPtr);
                    scriptValue.fType = SkType_String;
                    engine.SkScriptEngine::track(scriptValue.fOperand.fString);
                    break;
                }
                SkASSERT(SkDisplayType::IsDisplayable(&maker, type));
                if (displayable)
                    displayable->setReference(this, scriptValue.fOperand.fDisplayable);
                else
                    arrayStorage->begin()[0].fDisplayable = scriptValue.fOperand.fDisplayable;
                return true;
            }
            if (type != scriptValue.fType) {
                if (scriptValue.fType == SkType_Array) {
                    engine.forget(scriptValue.getArray());
                    goto writeStruct; // real structs have already been written by script
                }
                switch (type) {
                    case SkType_String:
                        success = engine.convertTo(SkType_String, &scriptValue);
//.........这里部分代码省略.........