Method CompatScale

core/bridge/ChartBridge.cpp:200–253

}

void ChartBridge::CompatScale(const std::string &field, const nlohmann::json &sConfig) {
    nlohmann::json scaleConfig(sConfig);


    const auto &tickType = json::GetString(scaleConfig, "tickType");
    const auto &timeZoneName = json::GetString(scaleConfig, "timeZone");
    if (!timeZoneName.empty() && railing_) {
        long timeZoneOffset = railing_->GetTimezoneOffset(timeZoneName);
        scaleConfig["timeZoneOffset"] = timeZoneOffset;
    }

    F2ASSERT(scaleConfig.is_object(), "scaleConfig is not a object");

    if (tickType == "price") {
        int precision = json::GetNumber(scaleConfig, "tickTypePricePrecision", 0);
        auto item = BridgeChannel::Callback([precision, this](const std::string &functionId, const std::string &params)-> const std::string {
            auto config = json::ParseString(params);
            auto &content = json::GetString(config, "content");
            config["content"] = FormatPrice(content, precision);
            return config.dump();
        });
        scaleConfig["tick"] = item.functionId;
        callbackFunctions_[item.functionId] = std::move(item);
        chart_->ScaleObject(field, scaleConfig);
    } else if(tickType == "dateTimestamp") {
        const auto &formatter = json::GetString(scaleConfig, "tickTimestampFormatter");
        const auto &timeZoneName = json::GetString(scaleConfig, "timeZone", "Asia/Shanghai");
        auto item = BridgeChannel::Callback([formatter, timeZoneName, this](const std::string &functionId, const std::string &params)-> const std::string {
            auto config = json::ParseString(params);
            auto &content = json::GetString(config, "content");
            config["content"] = FormatTime(content, timeZoneName, formatter);
            return config.dump();
        });
        scaleConfig["tick"] = item.functionId;
        callbackFunctions_[item.functionId] = std::move(item);
        chart_->ScaleObject(field, scaleConfig);
    } else if(tickType == "percent") {
        double divisor = json::GetNumber(scaleConfig, "tickTypePercentDivisor", 1);
        int precision = json::GetNumber(scaleConfig, "tickTypePercentPrecision", 0);
        auto item = BridgeChannel::Callback([divisor, precision, this](const std::string &functionId, const std::string &params)-> const std::string {
            auto config = json::ParseString(params);
            auto &content = json::GetString(config, "content");
            config["content"] = FormatPercent(content, divisor, precision);
            return config.dump();
        });
        scaleConfig["tick"] = item.functionId;
        callbackFunctions_[item.functionId] = std::move(item);
        chart_->ScaleObject(field, scaleConfig);
    } else {
        if (!timeZoneName.empty()) {
            chart_->ScaleObject(field, scaleConfig);
        }
    }
}

std::string ChartBridge::FormatPrice(const std::string &content, int precision) {
    double value = stod(content);