public virtual void CopyTo(Layer other)
{
other.Top = this.Top;
other.Left = this.Left;
other.Bottom = Bottom;
other.Right = Right;
other.Width = Width;
other.Height = Height;
other.RelativeTo = RelativeTo;
other.DrawAs = DrawAs;
other.Align = Align;
}
protected RequestedAction RenderLayersForLevel(ImageState s, Layer.LayerPlacement only)
{
string watermark = s.settings["watermark"]; //from the querystring
Graphics g = s.destGraphics;
if (string.IsNullOrEmpty(watermark) || g == null) return RequestedAction.None;
string[] parts = watermark.Split(new string[] { "," }, StringSplitOptions.RemoveEmptyEntries);
bool foundPart = false;
foreach (string w in parts) {
if (NamedWatermarks.ContainsKey(w)) {
IEnumerable<Layer> layers = NamedWatermarks[w];
foreach (Layer l in layers) {
if (l.DrawAs == only) {
l.RenderTo(s);
}
}
foundPart = true;
}
}
if ( !foundPart && only == Layer.LayerPlacement.Overlay) {
//Parse named watermark files
if (watermark.IndexOfAny(System.IO.Path.GetInvalidFileNameChars()) > -1 ||
watermark.IndexOfAny(new char[] { '\\', '/' }) > -1)
throw new ArgumentException("Watermark value contained invalid file name characters: " + watermark);
if (OtherImages != null && OtherImages.Path != null) {
ImageLayer layer = OtherImages.Copy();
//Is the watermark dir a physical path?
char slash = layer.Path.Contains("/") ? '/' : '\\';
layer.Path = layer.Path.TrimEnd(slash) + slash + watermark.TrimStart(slash);
//If it's a forward-slash, and we're in asp.net, verify the file exists
if (slash == '/' && HttpContext.Current != null && !c.Pipeline.FileExists(layer.Path, layer.ImageQuery)) return RequestedAction.None;
layer.RenderTo(s);
} else {
this.LegacyDrawWatermark(s);
}
}
return RequestedAction.None;
}
protected RequestedAction RenderLayersForLevel(ImageState s, Layer.LayerPlacement only)
{
string watermark;
string[] parts = WatermarksToUse(s.settings, out watermark);
Graphics g = s.destGraphics;
if (parts == null || g == null) return RequestedAction.None;
bool foundPart = false;
foreach (string w in parts) {
if (NamedWatermarks.ContainsKey(w)) {
IEnumerable<Layer> layers = NamedWatermarks[w];
foreach (Layer l in layers) {
if (l.DrawAs == only) {
l.RenderTo(s);
}
}
foundPart = true;
}
}
if ( !foundPart && only == Layer.LayerPlacement.Overlay) {
//Parse named watermark files
ImageLayer layer = this.CreateLayerFromOtherImages(watermark);
if (layer != null) {
layer.RenderTo(s);
} else {
this.LegacyDrawWatermark(s);
}
}
return RequestedAction.None;
}
