public virtual byte[] GetContentBuffer(CodePages codepage)
{
if (string.IsNullOrEmpty(Content))
{
return(new byte[0]);
}
Encoding encoder;
switch (codepage)
{
case CodePages.CP771:
// This is the most similar to 771
encoder = System.Text.Encoding.GetEncoding(866);
break;
case CodePages.CP437:
encoder = System.Text.Encoding.GetEncoding(437);
break;
case CodePages.ASCII:
Content = System.Text.RegularExpressions.Regex.Replace(Content,
@"[^\u0020-\u007E]", string.Empty);
encoder = System.Text.ASCIIEncoding.ASCII;
break;
default:
encoder = System.Text.Encoding.GetEncoding(866);
break;
}
return(encoder.GetBytes(Content));
}
public TemplatePagesContext ScanType(Type type)
{
if (typeof(TemplateFilter).IsAssignableFromType(type))
{
Container.AddSingleton(type);
var filter = (TemplateFilter)Container.Resolve(type);
TemplateFilters.Add(filter);
}
else if (typeof(TemplateCode).IsAssignableFromType(type))
{
Container.AddSingleton(type);
var codePage = (TemplateCode)Container.Resolve(type);
CodePages.Add(codePage);
}
return(this);
}
public SharpCodePage GetCodePage(string virtualPath)
{
var sanitizePath = virtualPath.Replace('\\', '/').TrimPrefixes("/").LastLeftPart('.');
var isIndexPage = sanitizePath == string.Empty || sanitizePath.EndsWith("/");
var lookupPath = !isIndexPage
? sanitizePath
: sanitizePath + IndexPage;
if (!CodePages.TryGetValue(lookupPath, out Type type))
{
return(null);
}
var instance = (SharpCodePage)Container.Resolve(type);
instance.Init();
return(instance);
}
/// <summary>
/// REturns empty buffer
/// </summary>
/// <param name="codepage">Unused</param>
/// <returns>zero length byte array</returns>
public byte[] GetContentBuffer(CodePages codepage)
{
return(new byte[0]);
}
private void CreatePreview()
{
var codePage = CodePages.GetCodePage(CodePageIdentifier.ISO_8859_1);
var fontName = lstFonts.SelectedItem?.ToString() ?? "";
var fontSize = (int)numFontSize.Value;
var size = int.Parse(cmbNextionFontSize.Text);
var width = size / 2;
var height = size;
var font = new Font(fontName, fontSize, GraphicsUnit.Pixel);
var pPreviews = new List <Bitmap>();
var bLightCoral = new SolidBrush(Color.LightCoral);
var bLightGreen = new SolidBrush(Color.LightGreen);
var bWhite = new SolidBrush(Color.White);
var bBlack = new SolidBrush(Color.Black);
foreach (var c in codePage.Characters)
{
var bPreview = new Bitmap(width, height);
using (var gPreview = CreateGraphics(bPreview)) {
var sChar = gPreview.MeasureString(c.ToString(), font, new PointF(0, 0), StringFormat.GenericTypographic).ToSize();
if (sChar.Width == 0)
{
sChar.Width = 1;
}
var bChar = new Bitmap(sChar.Width, sChar.Height);
using (var gChar = CreateGraphics(bChar)) {
var sb = PreviewTest.Checked ?
bChar.Width > bPreview.Width ? bLightCoral : bLightGreen :
PreviewBW.Checked ? bWhite : bBlack;
gChar.FillRectangle(sb, 0, 0, sChar.Width, sChar.Height);
gChar.DrawString(c.ToString(), font,
PreviewWB.Checked ? bWhite : bBlack,
(float)numCharOffsetX.Value, (float)numCharOffsetY.Value, StringFormat.GenericTypographic
);
}
gPreview.FillRectangle(PreviewTest.Checked ?
bChar.Width > bPreview.Width ? bLightCoral : bLightGreen :
PreviewBW.Checked ? bWhite : bBlack,
0, 0, width, height);
if (bChar.Width > bPreview.Width)
{
gPreview.DrawImage(bChar, 0, 0, width, height);
}
else
{
gPreview.DrawImage(bChar, (width / 2) - (bChar.Width / 2), 0, bChar.Width, height);
}
}
pPreviews.Add(bPreview);
}
panelPreview.SuspendLayout();
panelPreview.Controls.Clear();
panelPreview.BackColor = PreviewTest.Checked ? Color.Transparent : PreviewBW.Checked ? Color.White : Color.Black;
panelPreview.Controls.AddRange(
pPreviews.Select(x => new PictureBox()
{
Width = width,
Height = height,
Image = x,
Margin = new Padding(3)
}).ToArray());
panelPreview.ResumeLayout();
ziFont = ZiFont.FromCharacterBitmaps(fontName + " " + cmbNextionFontSize.Text, (byte)width, (byte)height, codePage, pPreviews, PreviewWB.Checked);
}
public abstract override byte[] GetContentBuffer(CodePages codepage);
/// <summary>
/// Fetch this image in a format that Reliance understands
/// </summary>
/// <param name="codepage">Unused</param>
/// <returns>byte array</returns>
public override byte[] GetContentBuffer(CodePages codepage)
{
return(base.Image.GetAsRaster());
}
