/// <summary>
/// Evalutaes the builder.
/// If invalid, lissts the problems.
/// If valid, builds a landscape and generates the output (if the layer is present)
/// </summary>
public async Task Run()
{
const string nln = "\n";
LandscapeBuilder landscapeBuilder = BuildLandscapeBuilder();
await Output.SetAsync(string.Join(nln, landscapeBuilder.GetFullReport()));
if (landscapeBuilder.IsValid())
{
await Output.SetAsync(Output.Value + nln + "=== VALID ===");
Landscape landscape = landscapeBuilder.Build();
try {
HeightMapImageOutputter outputter = (HeightMapImageOutputter)landscape.GetOutputter <byte[]>("img");
await Output.SetAsync(Output.Value + nln + "Generating the landscape.");
byte[] bytes = outputter.GetObject(new Coordinate());
await Output.SetAsync(Output.Value + nln + "Generating the image.");
await Windows.ApplicationModel.Core.CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, async() => {
LatestBitmap = outputter.BytesToBitmap(bytes);
if (LatestBitmap.BitmapPixelFormat != BitmapPixelFormat.Bgra8 || LatestBitmap.BitmapAlphaMode == BitmapAlphaMode.Straight)
{
LatestBitmap = SoftwareBitmap.Convert(LatestBitmap, BitmapPixelFormat.Bgra8, BitmapAlphaMode.Premultiplied);
}
SoftwareBitmapSource source = new SoftwareBitmapSource();
await source.SetBitmapAsync(LatestBitmap);
SoftwareBitmapSource.SetFromUIThread(source);
}).AsTask();
await Output.SetAsync(Output.Value + nln + "Preview is ready,");
} catch (Exception err) {
await Output.SetAsync(Output.Value + nln + "Failed to retrieve the Bitmap Outputter."
+ nln + "To enable the preview add a HeightMapImageOutputterBuilder with id of \"img\"" + nln + err.Message);
}
}
else
{
await Output.SetAsync(Output.Value + nln + "=== INVALID ===");
}
}
/// <summary>
/// Creates a save dialog and saves the landscape into the file
/// </summary>
public async Task SaveDialog()
{
LandscapeBuilder landscapeBuilder = BuildLandscapeBuilder();
if (landscapeBuilder.IsValid())
{
FileSavePicker savePicker = new FileSavePicker {
SuggestedStartLocation = PickerLocationId.DocumentsLibrary
};
savePicker.FileTypeChoices.Add("Landscape XML", new List <string>()
{
".xml"
});
savePicker.SuggestedFileName = "New Landscape";
StorageFile file = await savePicker.PickSaveFileAsync();
await Save(file, landscapeBuilder);
}
else
{
await Task.Run(Run);
}
}