private PlacedBitmap CreateFontPreview(string gdiFontName, float fontSize, PaintDotNet.UI.Media.Brush textBrush)
{
FontProperties fontProperties;
TextMetrics metrics;
OverhangMetrics overhangMetrics;
try
{
fontProperties = this.fontMap.GetFontProperties(gdiFontName);
using (IDrawingContext context = DrawingContext.CreateNull(FactorySource.PerThread))
{
TextLayoutAlgorithm?layoutAlgorithm = null;
TextLayout resourceSource = UIText.CreateLayout(context, this.fontSampleText, fontProperties, (double)fontSize, layoutAlgorithm, HotkeyRenderMode.Ignore, 65535.0, 65535.0);
ITextLayout cachedOrCreateResource = context.GetCachedOrCreateResource <ITextLayout>(resourceSource);
metrics = cachedOrCreateResource.Metrics;
overhangMetrics = cachedOrCreateResource.OverhangMetrics;
}
}
catch (Exception exception)
{
if ((!(exception is NoFontException) && !(exception is FontFileAccessException)) && (!(exception is FontFileFormatException) && !(exception is FontFileNotFoundException)))
{
throw;
}
Surface cleanupObject = Surface.CopyFromGdipImage(PdnResources.GetImageResource("Icons.WarningIcon.png").Reference);
BitmapProxy proxy = new BitmapProxy(cleanupObject.CreateAliasedImagingBitmap(), ObjectRefProxyOptions.AssumeOwnership);
proxy.AddCleanupObject(cleanupObject);
return(new PlacedBitmap(proxy, new RectDouble(0.0, 0.0, (double)proxy.Size.Width, (double)proxy.Size.Height), true));
}
RectDouble a = new RectDouble((double)metrics.Left, (double)metrics.Top, (double)(metrics.Left + metrics.WidthMax), (double)(metrics.Top + metrics.Height));
RectDouble b = RectDouble.FromEdges((double)(metrics.Left - overhangMetrics.Left), (double)(metrics.Top - overhangMetrics.Top), (double)(metrics.LayoutWidth + overhangMetrics.Right), (double)(metrics.LayoutHeight + overhangMetrics.Bottom));
RectInt32 num4 = RectDouble.Union(a, b).Int32Bound;
IBitmap bitmap = new PaintDotNet.Imaging.Bitmap(num4.Width, num4.Height, PixelFormats.Pbgra32, BitmapCreateCacheOption.CacheOnLoad);
using (IDrawingContext context2 = DrawingContext.FromBitmap(bitmap, FactorySource.PerThread))
{
context2.Clear(null);
using (context2.UseTranslateTransform((float)-num4.X, (float)-num4.Y, MatrixMultiplyOrder.Prepend))
{
using (context2.UseTextRenderingMode(TextRenderingMode.Outline))
{
TextLayout textLayout = UIText.CreateLayout(context2, this.fontSampleText, fontProperties, (double)fontSize, null, HotkeyRenderMode.Ignore, 65535.0, 65535.0);
context2.TextAntialiasMode = TextAntialiasMode.Grayscale;
context2.DrawTextLayout(0.0, 0.0, textLayout, textBrush, DrawTextOptions.None);
}
}
}
return(new PlacedBitmap(bitmap, b, true));
}
public void ShowImageList(Item[] items)
{
this.HideImageList();
this.comboBox.Items.AddRange(items);
using (IDrawingContext context = DrawingContext.CreateNull(FactorySource.PerThread))
{
this.DetermineMaxItemSize(context, items, out this.itemSize, out this.maxImageSize);
}
this.comboBox.ItemHeight = this.itemSize.Height;
this.comboBox.DropDownWidth = (this.itemSize.Width + SystemInformation.VerticalScrollBarWidth) + UIUtil.ScaleWidth(2);
System.Windows.Forms.Screen screen = System.Windows.Forms.Screen.FromControl(this);
PointInt32 num = this.PointToScreen(new PointInt32(this.comboBox.Left, this.comboBox.Bottom));
int num2 = screen.WorkingArea.Height - num.Y;
num2 = this.itemSize.Height * (num2 / this.itemSize.Height);
num2 += 2;
int num3 = 2 + (this.itemSize.Height * 3);
int num4 = Math.Max(num2, num3);
this.comboBox.DropDownHeight = num4;
int num5 = Array.FindIndex <Item>(items, item => item.Selected);
this.comboBox.SelectedIndex = num5;
int x = this.PointToScreen(new PointInt32(0, base.Height)).X;
if ((x + this.comboBox.DropDownWidth) > screen.WorkingArea.Right)
{
x = screen.WorkingArea.Right - this.comboBox.DropDownWidth;
}
PointInt32 num7 = this.PointToClient(new PointInt32(x, num.Y));
base.SuspendLayout();
this.comboBox.Left = num7.X;
base.ResumeLayout(false);
this.comboBox.Focus();
UIUtil.ShowComboBox(this.comboBox, true);
}
