public Size GetMaxCharacterSize(BGICanvas.Direction dir, int size)
{
float width = 0;
foreach (var ch in characters)
{
if (ch != null)
{
width = Math.Max(width, ch.GetWidth(size));
}
}
if (dir == BGICanvas.Direction.Horizontal)
{
return(new Size(BGICanvas.Round(width), (int)((Height + Math.Abs(OriginToDescender) + 1) * BGICharacter.scaleup[size] / BGICharacter.scaledown[size])));
}
else
{
return(new Size((int)((Height + Math.Abs(OriginToDescender) + 1) * BGICharacter.scaleup[size] / BGICharacter.scaledown[size]), BGICanvas.Round(width)));
}
}
public Size GetRealTextSize(string str, BGICanvas.Direction dir, int size)
{
float width = 0;
foreach (byte c in BGICanvas.Encoding.GetBytes(str))
{
BGICharacter ch = this[c];
if (ch != null)
{
width += ch.GetWidth(size);
}
}
if (dir == BGICanvas.Direction.Horizontal)
{
return(new Size(BGICanvas.Round(width), (int)((Height + Math.Abs(OriginToDescender) + 1) * BGICharacter.scaleup[size] / BGICharacter.scaledown[size])));
}
else
{
return(new Size((int)((Height + Math.Abs(OriginToDescender) + 1) * BGICharacter.scaleup[size] / BGICharacter.scaledown[size]), BGICanvas.Round(width)));
}
}
int GetAngle(Point start, Point end)
{
var offset = new Point(end - start);
var angle = BGICanvas.Round(Math.Atan((double)offset.Y * radius.Width / radius.Height / offset.X) * (180.0 / Math.PI));
if (offset.Y < 0 && offset.X < 0)
{
angle = 180 - angle;
}
else if (offset.Y > 0 && offset.X < 0)
{
angle = 180 - angle;
}
else if (offset.Y > 0 && offset.X > 0)
{
angle = 360 - angle;
}
else
{
angle = -angle;
}
return(angle);
}