public BitmapLayer(int width, int height, ColorBgra fillColor)
: base(width, height)
{
this.surface = new Surface(width, height);
// clear to see-through white, 0x00ffffff
this.Surface.Clear(fillColor);
this.properties = new BitmapLayerProperties(UserBlendOps.CreateDefaultBlendOp());
}
private void CompileBlendOp()
{
bool isDefaultOp = (properties.blendOp.GetType() == UserBlendOps.GetDefaultBlendOp());
if (this.Opacity == 255)
{
this.compiledBlendOp = properties.blendOp;
}
else
{
this.compiledBlendOp = properties.blendOp.CreateWithOpacity(this.Opacity);
}
}
/// <summary>
/// Creates a new BitmapLayer of the same size as the given Surface, and either
/// copies the pixels of the given Surface or takes ownership of it.
/// </summary>
/// <param name="surface">The Surface.</param>
/// <param name="takeOwnership">
/// true to take ownership of the surface (make sure to Dispose() it yourself), or
/// false to copy its pixels
/// </param>
public BitmapLayer(Surface surface, bool takeOwnership)
: base(surface.Width, surface.Height)
{
if (takeOwnership)
{
this.surface = surface;
}
else
{
this.surface = surface.Clone();
}
this.properties = new BitmapLayerProperties(UserBlendOps.CreateDefaultBlendOp());
}
public BitmapLayerPropertiesDialog()
{
// This call is required by the Windows Form Designer.
InitializeComponent();
this.blendingHeader.Text = PdnResources.GetString("BitmapLayerPropertiesDialog.BlendingHeader.Text");
this.blendModeLabel.Text = PdnResources.GetString("BitmapLayerPropertiesDialog.BlendModeLabel.Text");
this.opacityLabel.Text = PdnResources.GetString("BitmapLayerPropertiesDialog.OpacityLabel.Text");
// populate the blendOpComboBox with all the blend modes they're allowed to use
foreach (Type type in UserBlendOps.GetBlendOps())
{
blendOpComboBox.Items.Add(UserBlendOps.CreateBlendOp(type));
}
}
