private static void AddIconBindings(string iconName, string caption, Color color, params string[] elemTypes)
 {
     foreach (string elemType in elemTypes)
     {
         IconMetaData md = new IconMetaData(iconName, caption, color);
         _TaxaIconMetaData.Add(elemType, md);
     }
 }
Пример #2
0
 private static void AddIconBindings(string iconName, string caption, Color color, params string[] elemTypes)
 {
     foreach (string elemType in elemTypes) {
         IconMetaData md = new IconMetaData(iconName, caption, color);
         _TaxaIconMetaData.Add(elemType, md);
     }
 }
        public static ImageSource ConstructIcon(bool isAvailableOrLiteratureName, string elemType, bool isChanged)
        {
            // This is used to construct image uri's, if required...
            string assemblyName = typeof(TaxonViewModel).Assembly.GetName().Name;

            // Available and Literature names don'note have icons either
            if (isAvailableOrLiteratureName)
            {
                // Unless they've been changed, in which they get the
                if (isChanged)
                {
                    return(ImageCache.GetImage(String.Format("pack://application:,,,/{0};component/images/ChangedOverlay.png", assemblyName)));
                }
                else
                {
                    return(null);
                }
            }

            BitmapSource baseIcon = null;

            if (elemType == null)
            {
                return(null);
            }

            if (_ElemTypeIconCache.ContainsKey(elemType))
            {
                baseIcon = _ElemTypeIconCache[elemType];
            }

            if (baseIcon != null && !isChanged)
            {
                return(baseIcon);
            }

            if (baseIcon == null)
            {
                RenderTargetBitmap bmp           = new RenderTargetBitmap(_IconSize, _IconSize, 96, 96, PixelFormats.Pbgra32);
                DrawingVisual      drawingVisual = new DrawingVisual();
                DrawingContext     dc            = drawingVisual.RenderOpen();

                IconMetaData md = null;
                if (_TaxaIconMetaData.ContainsKey(elemType))
                {
                    md = _TaxaIconMetaData[elemType];
                }

                Color  taxonColor = (md == null ? Colors.Red : md.Color);
                string caption    = (md == null ? "?" : md.Caption);

                Pen      pen       = new Pen(new SolidColorBrush(taxonColor), 2);
                Brush    textBrush = new SolidColorBrush(Color.FromArgb(200, 0, 0, 0));
                Brush    fillBrush = new SolidColorBrush(Color.FromArgb(20, taxonColor.R, taxonColor.G, taxonColor.B));
                Typeface typeface  = new Typeface(new FontFamily("Palatino Linotype,Times New Roman"), FontStyles.Normal, FontWeights.Normal, FontStretches.Normal);

                dc.DrawRoundedRectangle(fillBrush, pen, new Rect(1, 1, _IconSize - 2, _IconSize - 2), 4, 4);
                FormattedText t       = new FormattedText(caption, CultureInfo.CurrentCulture, FlowDirection.LeftToRight, typeface, 10, textBrush);
                double        originX = (bmp.Width / 2) - (t.Width / 2);
                double        originY = (bmp.Height / 2) - (t.Height / 2);
                dc.DrawText(t, new Point(originX, originY));
                dc.Close();
                bmp.Render(drawingVisual);

                if (elemType != null && !_ElemTypeIconCache.ContainsKey(elemType))
                {
                    _ElemTypeIconCache.Add(elemType, bmp);
                }

                baseIcon = bmp;
            }


            if (isChanged)
            {
                return(ImageCache.ApplyOverlay(baseIcon, String.Format("pack://application:,,,/{0};component/images/ChangedOverlay.png", assemblyName)));
            }

            return(baseIcon);
        }