public override object EditValue(ITypeDescriptorContext context, IServiceProvider provider, object value)
{
GraphicsEngine.Abstraction.IFont iFont = null;
if (context.Instance is TrueTypeMarkerSymbol)
{
iFont = ((TrueTypeMarkerSymbol)context.Instance).Font;
}
if (context.Instance is CustomClass &&
((CustomClass)context.Instance).ObjectInstance is TrueTypeMarkerSymbol)
{
iFont = ((TrueTypeMarkerSymbol)((CustomClass)context.Instance).ObjectInstance).Font;
}
if (iFont == null)
{
return(value);
}
IWindowsFormsEditorService wfes = provider.GetService(
typeof(IWindowsFormsEditorService)) as IWindowsFormsEditorService;
if (wfes != null)
{
Form_UITypeEditor_Character dlg = new Form_UITypeEditor_Character(wfes, iFont, (byte)value);
wfes.DropDownControl(dlg.panelChars);
return(dlg.Charakter);
}
return(value);
}
private void drawString(GraphicsEngine.Abstraction.ICanvas canvas,
GraphicsEngine.Abstraction.IFont font,
string text,
float x,
float y)
{
using (var brush = GraphicsEngine.Current.Engine.CreateSolidBrush(GraphicsEngine.ArgbColor.White))
{
canvas.DrawText(text, font, brush, x - 1, y);
canvas.DrawText(text, font, brush, x + 1, y);
canvas.DrawText(text, font, brush, x, y + 1);
canvas.DrawText(text, font, brush, x, y - 1);
}
using (var brush = GraphicsEngine.Current.Engine.CreateSolidBrush(GraphicsEngine.ArgbColor.Black))
{
canvas.DrawText(text, font, brush, x, y);
}
}
public Form_UITypeEditor_Character(IWindowsFormsEditorService wfes, GraphicsEngine.Abstraction.IFont iFont, byte charakter)
{
//
// Erforderlich für die Windows Form-Designerunterstützung
//
InitializeComponent();
_wfes = wfes;
_c = charakter;
if (iFont != null)
{
int size = 50;
panelChars.Width = panelChars.Height = size * 16;
for (int y = 0; y < 16; y++)
{
for (int x = 0; x < 16; x++)
{
Button btn = new Button();
btn.Name = (y * 16 + x).ToString();
btn.Width = btn.Height = size;
btn.Top = y * size;
btn.Left = x * size;
btn.FlatStyle = FlatStyle.Popup;
btn.Paint += (sender, e) =>
{
var p = (Button)sender;
using (var bitmap = Current.Engine.CreateBitmap(size, size))
using (var canvas = bitmap.CreateCanvas())
using (var blackBrusn = Current.Engine.CreateSolidBrush(ArgbColor.Black))
using (var yellowBrush = Current.Engine.CreateSolidBrush(ArgbColor.Yellow))
using (var font = Current.Engine.CreateFont(iFont.Name, 12))
{
var c = (char)int.Parse(p.Name);
if (c == charakter)
{
canvas.FillRectangle(yellowBrush, new CanvasRectangle(0, 0, size, size));
}
var drawTextFormat = Current.Engine.CreateDrawTextFormat();
drawTextFormat.Alignment = StringAlignment.Center;
drawTextFormat.LineAlignment = StringAlignment.Center;
canvas.DrawText(c.ToString(), font, blackBrusn,
new CanvasPoint(16, 16), drawTextFormat);
canvas.Flush();
using (var ms = new MemoryStream())
{
bitmap.Save(ms, ImageFormat.Png);
using (var bm = System.Drawing.Bitmap.FromStream(ms))
{
e.Graphics.DrawImage(bm, 0, 0);
}
}
}
};
btn.Click += new EventHandler(btn_Click);
panelChars.Controls.Add(btn);
}
}
}
}
