/// <summary>
/// In a derived class, implements logic to initialize the sample.
/// </summary>
protected override void OnInitialize() {
DeviceSettings2D settings = new DeviceSettings2D {
Width = WindowWidth,
Height = WindowHeight
};
InitializeDevice(settings);
geometry = new PathGeometry(Context2D.RenderTarget.Factory);
using (GeometrySink sink = geometry.Open()) {
PointF p0 = new PointF(0.50f * WindowWidth, 0.25f * WindowHeight);
PointF p1 = new PointF(0.75f * WindowWidth, 0.75f * WindowHeight);
PointF p2 = new PointF(0.25f * WindowWidth, 0.75f * WindowHeight);
sink.BeginFigure(p0, FigureBegin.Filled);
sink.AddLine(p1);
sink.AddLine(p2);
sink.EndFigure(FigureEnd.Closed);
// Note that Close() and Dispose() are not equivalent like they are for
// some other IDisposable() objects.
sink.Close();
}
brush = new SolidColorBrush(Context2D.RenderTarget, new Color4(0.93f, 0.40f, 0.08f));
}
/// <summary>
/// Initializes a <see cref="DeviceContext2D">Direct2D device context</see> according to the specified settings.
/// The base class retains ownership of the context and will dispose of it when appropriate.
/// </summary>
/// <param name="settings">The settings.</param>
/// <returns>The initialized device context.</returns>
protected void InitializeDevice(DeviceSettings2D settings)
{
var result = new DeviceContext2D(_form.Handle, settings);
//userInterfaceRenderer = new UserInterfaceRenderer9( result.Device, settings.Width, settings.Height );
apiContext = result;
Context2D = result;
}
public void InitializeDevice()
{
DeviceSettings2D settings = new DeviceSettings2D
{
Width = ClientSize.Width,
Height = ClientSize.Height
};
var result = new DeviceContext2D(Handle, settings);
apiContext = result;
Context2D = result;
}
/// <summary>
/// Initializes a new instance of the <see cref="DeviceContext2D"/> class.
/// </summary>
/// <param name="handle">The window handle to associate with the device.</param>
/// <param name="settings">The settings used to configure the device.</param>
public DeviceContext2D(IntPtr handle, DeviceSettings2D settings) {
if (handle == IntPtr.Zero)
throw new ArgumentException("Value must be a valid window handle.", "handle");
if (settings == null)
throw new ArgumentNullException("settings");
this.settings = settings;
factory = new Factory();
RenderTarget = new WindowRenderTarget(factory, new WindowRenderTargetProperties {
Handle = handle,
PixelSize = new Size(settings.Width, settings.Height)
});
}
/// <summary>
/// Initializes a new instance of the <see cref="DeviceContext2D"/> class.
/// </summary>
/// <param name="handle">The window handle to associate with the device.</param>
/// <param name="settings">The settings used to configure the device.</param>
public DeviceContext2D(IntPtr handle, DeviceSettings2D settings)
{
if (handle == IntPtr.Zero)
{
throw new ArgumentException("Value must be a valid window handle.", "handle");
}
if (settings == null)
{
throw new ArgumentNullException("settings");
}
this.settings = settings;
factory = new Factory();
RenderTarget = new WindowRenderTarget(factory, new WindowRenderTargetProperties {
Handle = handle,
PixelSize = new Size(settings.Width, settings.Height)
});
}
/// <summary>
/// In a derived class, implements logic to initialize the sample.
/// </summary>
protected override void OnInitialize()
{
DeviceSettings2D settings = new DeviceSettings2D
{
Width = WindowWidth,
Height = WindowHeight
};
InitializeDevice(settings);
_writeFactory = new SlimDX.DirectWrite.Factory(SlimDX.DirectWrite.FactoryType.Shared);
_textFormat = _writeFactory.CreateTextFormat("Gabriola", FontWeight.Regular, FontStyle.Normal, FontStretch.Normal, 72.0f, "en-us");
_textFormat.TextAlignment = TextAlignment.Center;
_textFormat.ParagraphAlignment = ParagraphAlignment.Center;
using (Graphics graphics = Graphics.FromHwnd(_mainForm.Handle))
{
_dpiY = graphics.DpiY/96.0f;
_dpiX = graphics.DpiX/96.0f;
}
InitializeSimpleText();
InitializeMultiformattedText();
}
/// <summary>
/// Initializes a <see cref="DeviceContext2D">Direct2D device context</see> according to the specified settings.
/// The base class retains ownership of the context and will dispose of it when appropriate.
/// </summary>
/// <param name="settings">The settings.</param>
/// <returns>The initialized device context.</returns>
protected void InitializeDevice( DeviceSettings2D settings ) {
var result = new DeviceContext2D( _form.Handle, settings );
//userInterfaceRenderer = new UserInterfaceRenderer9( result.Device, settings.Width, settings.Height );
apiContext = result;
Context2D = result;
}