C++ (Cpp) STRING::reserve Examples

Example #1

File: FeatureInformation.cpp Project: asir6/Colt

/////////////////////////////////////////
// Write feature information as XML document.
//
MgByteReader* MgFeatureInformation::ToXml()
{
    STRING xml;
    STRING xmlSelection = m_selection? m_selection->ToXml(false): L"";

    // TODO: define a schema for this XML
    xml.append(L"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<FeatureInformation>\n");

    size_t len = xmlSelection.length();
    if(len > 0)
    {
        xml.reserve(len + 2048);
        xml.append(xmlSelection);
    }
    else
    {
        xml.reserve(2048);
        xml.append(L"<FeatureSet />\n");
    }

    if(m_tooltip.length() > 0)
    {
        xml.append(L"<Tooltip>");
        xml.append(MgUtil::ReplaceEscapeCharInXml(m_tooltip));
        xml.append(L"</Tooltip>\n");
    }
    else
        xml.append(L"<Tooltip />\n");

    if(m_hyperlink.length() > 0)
    {
        xml.append(L"<Hyperlink>");
        xml.append(MgUtil::ReplaceEscapeCharInXml(m_hyperlink));
        xml.append(L"</Hyperlink>\n");
    }
    else
        xml.append(L"<Hyperlink />\n");

    if(m_properties != NULL)
    {
        for(int i = 0; i < m_properties->GetCount(); i++)
        {
            Ptr<MgStringProperty> prop = (MgStringProperty*)m_properties->GetItem(i);
            xml.append(L"<Property name=\"");
            xml.append(MgUtil::ReplaceEscapeCharInXml(prop->GetName()));
            xml.append(L"\" value=\"");
            xml.append(MgUtil::ReplaceEscapeCharInXml(prop->GetValue()));
            xml.append(L"\" />\n");
        }
    }
    xml.append(L"</FeatureInformation>\n");

    string xmlDoc = MgUtil::WideCharToMultiByte(xml);
    STRING mimeType = L"text/xml";
    return MgUtil::GetByteReader(xmlDoc, &mimeType);
}

Example #2

File: HtmlController.cpp Project: asir6/Colt

MgByteReader* MgHtmlController::CollectQueryMapFeaturesResult(MgResourceService* resourceService,
                                                              INT32 requestData,
                                                              MgFeatureInformation* featInfo,
                                                              MgSelection* selectionSet,
                                                              MgBatchPropertyCollection* attributes, 
                                                              MgByteReader* inlineSelection)
{
    STRING xml;
    STRING tooltip;
    STRING hyperlink;
    STRING xmlSelection = selectionSet? selectionSet->ToXml(false): L"";

    if (NULL != featInfo)
    {
        tooltip = featInfo->GetTooltip();
        hyperlink = featInfo->GetHyperlink();
    }

    // TODO: Stil haven't defined a schema for v2.6. Should we?
    xml.append(L"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<FeatureInformation>\n");

    size_t len = xmlSelection.length();
    if(len > 0)
    {
        xml.reserve(len + 2048);
        xml.append(xmlSelection);
    }
    else
    {
        xml.reserve(2048);
        xml.append(L"<FeatureSet />\n");
    }

    if (((requestData & REQUEST_TOOLTIP) == REQUEST_TOOLTIP) && !tooltip.empty())
    {
        xml.append(L"<Tooltip>");
        xml.append(MgUtil::ReplaceEscapeCharInXml(tooltip));
        xml.append(L"</Tooltip>\n");
    }
    else
        xml.append(L"<Tooltip />\n");

    if (((requestData & REQUEST_HYPERLINK) == REQUEST_HYPERLINK) && !hyperlink.empty())
    {
        xml.append(L"<Hyperlink>");
        xml.append(MgUtil::ReplaceEscapeCharInXml(hyperlink));
        xml.append(L"</Hyperlink>\n");
    }
    else
        xml.append(L"<Hyperlink />\n");

    if (((requestData & REQUEST_INLINE_SELECTION) == REQUEST_INLINE_SELECTION) && NULL != inlineSelection)
    {
        xml.append(L"<InlineSelectionImage>\n");
        xml.append(L"<MimeType>");
        xml.append(inlineSelection->GetMimeType());
        xml.append(L"</MimeType>\n");
        xml.append(L"<Content>");
        MgByteSink sink(inlineSelection);
        Ptr<MgByte> bytes = sink.ToBuffer();
        Ptr<MgMemoryStreamHelper> streamHelper = new MgMemoryStreamHelper((INT8*) bytes->Bytes(), bytes->GetLength(), false);
        std::string b64 = streamHelper->ToBase64();
        STRING wb64 = MgUtil::MultiByteToWideChar(b64);
        xml.append(wb64);
        xml.append(L"</Content>\n");
        xml.append(L"</InlineSelectionImage>\n");
    }
    else
        xml.append(L"<InlineSelectionImage />\n");

    if (((requestData & REQUEST_ATTRIBUTES) == REQUEST_ATTRIBUTES) && NULL != attributes)
    {
        xml.append(L"<SelectedFeatures>\n");
        WriteSelectedFeatureAttributes(resourceService, selectionSet, attributes, xml);
        xml.append(L"</SelectedFeatures>\n");
    }
    else
        xml.append(L"<SelectedFeatures />\n");

    xml.append(L"</FeatureInformation>\n");

    string xmlDoc = MgUtil::WideCharToMultiByte(xml);
    STRING mimeType = L"text/xml";
    return MgUtil::GetByteReader(xmlDoc, &mimeType);
}