/// <summary>
/// Функция установки стиля текса
/// </summary>
/// <param name="style">Название шрифта</param>
public static void ChangeTextStyle(string style)
{
try
{
// Get the current document and database
Document acDoc = Autodesk.AutoCAD.ApplicationServices.Application.DocumentManager.MdiActiveDocument;
Database acCurDb = acDoc.Database;
// Start a transaction
using (Transaction acTrans = acCurDb.TransactionManager.StartTransaction())
{
// Open the current text style for write
TextStyleTableRecord acTextStyleTblRec = acTrans.GetObject(acCurDb.Textstyle, OpenMode.ForWrite) as TextStyleTableRecord;
// Get the current font settings
acGI.FontDescriptor acFont = acTextStyleTblRec.Font;
// Update the text style's typeface with "GOST Type A"
acGI.FontDescriptor acNewFont = new acGI.FontDescriptor(style, acFont.Bold, acFont.Italic, acFont.CharacterSet, acFont.PitchAndFamily);
acTextStyleTblRec.Font = acNewFont;
acDoc.Editor.Regen();
// Save the changes and dispose of the transaction
acTrans.Commit();
}
}
catch (System.Exception)
{
System.Windows.MessageBox.Show("При попытке установить стиль шрифта " + style + " возникла ошибка. Проверьте наличие необходимых шрифтов");
}
}
public override void ViewportDraw(AcGi.ViewportDraw vd)
{
int glyphPixels = CustomObjectSnapMode.GlyphSize;
var glyphSize = vd.Viewport.GetNumPixelsInUnitSquare(_pt);
// Calculate the size of the glyph in WCS
// (use for text height factor)
// We'll add 10% to the size, as otherwise
// it looks a little too small
double glyphHeight =
(glyphPixels / glyphSize.Y) * 1.1;
string text = "¼";
// Translate the X-axis of the DCS to WCS
// (for the text direction) and the snap
// point itself (for the text location)
var dist = -glyphHeight / 2.0;
var offset = new Vector3d(dist, dist, 0);
var e2w = vd.Viewport.EyeToWorldTransform;
var dir = Vector3d.XAxis.TransformBy(e2w);
var pt = (_pt + offset).TransformBy(e2w);
// Draw the centered text representing the glyph
var style = new AcGi.TextStyle();
var fd =
new AcGi.FontDescriptor("txt.shx", false, false, 0, 0);
style.Font = fd;
style.TextSize = glyphHeight;
vd.Geometry.Text(
pt,
vd.Viewport.ViewDirection,
dir,
text,
false,
style
);
}
protected override void SubViewportDraw(AcGi.ViewportDraw vd)
{
int glyphSize = CustomObjectSnapMode.GlyphSize;
var glyphPixels = vd.Viewport.GetNumPixelsInUnitSquare(_pt);
double glyphHeight = (glyphSize / glyphPixels.Y) * 1.1;
string text = "¼";
var dist = -glyphHeight / 2.0;
var offset = new Vector3d(dist, dist, 0);
var e2w = vd.Viewport.EyeToWorldTransform;
var dir = Vector3d.XAxis.TransformBy(e2w);
var pt = (_pt + offset).TransformBy(e2w);
var style = new AcGi.TextStyle();
var fd = new AcGi.FontDescriptor("txt.shx", false, false, 0, 0);
style.Font = fd;
style.TextSize = glyphHeight;
vd.Geometry.Text(pt, vd.Viewport.ViewDirection, dir, text, false, style);
}