/// <summary>
/// Writes the <code>image</code> property. The <code>image</code> property specifies the URL of the image.
/// </summary>
/// <param name="image">The image. A data URI will be created for this image.</param>
/// <param name="imageFormat">The image format to use to encode the image in the data URI.</param>
public void WriteImage(Image image, CesiumImageFormat imageFormat)
{
const string PropertyName = ImagePropertyName;
if (IsInterval)
{
Output.WritePropertyName(PropertyName);
}
Output.WriteValue(CesiumFormattingHelper.ImageToDataUri(image, imageFormat));
}
/// <summary>
/// Writes the <code>uri</code> property. The <code>uri</code> property specifies the URI value.
/// </summary>
/// <param name="image">The image. A data URI will be created for this image.</param>
/// <param name="imageFormat">The image format to use to encode the image in the data URI.</param>
public void WriteUri(Image image, CesiumImageFormat imageFormat)
{
const string PropertyName = UriPropertyName;
if (ForceInterval)
{
OpenIntervalIfNecessary();
}
if (IsInterval)
{
Output.WritePropertyName(PropertyName);
}
Output.WriteValue(CesiumFormattingHelper.ImageToDataUri(image, imageFormat));
}
/// <summary>
/// Converts a KMZ file to CZML.
/// </summary>
/// <param name="inputStream">A stream for a KMZ file.</param>
/// <param name="outputWriter">A writer that will receive the converted CZML document.</param>
/// <param name="prettyFormatting">If true, produces larger, more readable. False by default.</param>
public static void KmzToCesiumLanguage(Stream inputStream,
TextWriter outputWriter,
bool prettyFormatting = false)
{
CzmlDocument document = new CzmlDocument(outputWriter);
document.CesiumOutputStream.PrettyFormatting = prettyFormatting;
document.CesiumOutputStream.WriteStartSequence();
using (ZipFile zipFile = ZipFile.Read(inputStream))
{
foreach (ZipEntry entry in zipFile)
{
string fileName = entry.FileName;
CesiumImageFormat?imageFormat = InferImageFormat(fileName);
if (imageFormat != null && !document.ImageResolver.ContainsUrl(fileName))
{
using (Stream stream = entry.OpenReader())
{
string dataUrl = CesiumFormattingHelper.ImageToDataUri(stream, imageFormat.Value);
document.ImageResolver.AddUrl(fileName, dataUrl);
}
}
}
foreach (ZipEntry entry in zipFile)
{
string extension = Path.GetExtension(entry.FileName);
if (".kml".Equals(extension, StringComparison.OrdinalIgnoreCase))
{
using (Stream stream = entry.OpenReader())
using (StreamReader streamReader = new StreamReader(stream))
Convert(streamReader, document);
}
}
}
document.CesiumOutputStream.WriteEndSequence();
}
/// <summary>
/// Create a CZML resource from a stream containing image data. The image data will
/// be embedded in the CZML document using a data URI.
/// </summary>
/// <param name="stream">The stream containing image data to write.</param>
/// <param name="imageFormat">The format of the image.</param>
/// <returns>A new <see cref="CesiumResource"/> containing the image data as a data URI.</returns>
public static CesiumResource FromStream(Stream stream, CesiumImageFormat imageFormat)
{
string dataUri = CesiumFormattingHelper.ImageToDataUri(stream, imageFormat);
return(new CesiumResource(dataUri, CesiumResourceBehavior.Embed));
}