public static void nk_widget_text_wrap(this CommandBuffer o, RectangleF b, StringSegment _string_, nk_text* t,
nk_font f)
{
float width;
var glyphs = 0;
var fitting = 0;
var done = 0;
var line = new RectangleF();
var text = new nk_text();
var seperator = stackalloc uint[1];
seperator[0] = ' ';
if (o == null || t == null)
return;
text.padding = new Vector2(0, 0);
text.Background = t->Background;
text.text = t->text;
b.Width = b.Width < 2 * t->padding.X ? 2 * t->padding.X : b.Width;
b.Height = b.Height < 2 * t->padding.Y ? 2 * t->padding.Y : b.Height;
b.Height = b.Height - 2 * t->padding.Y;
line.X = b.X + t->padding.X;
line.Y = b.Y + t->padding.Y;
line.Width = b.Width - 2 * t->padding.X;
line.Height = 2 * t->padding.Y + f.Size;
fitting = f.nk_text_clamp(_string_, line.Width, out glyphs, out width, seperator, 1);
while (done < _string_.Length)
{
if (fitting == 0 || line.Y + line.Height >= b.Y + b.Height)
break;
WidgetText(o, line, _string_ + done, &text, nk_text_align.NK_TEXT_LEFT, f);
done += fitting;
line.Y += f.Size + 2 * t->padding.Y;
fitting = f.nk_text_clamp(_string_ + done, line.Width, out glyphs, out width,
seperator, 1);
}
}
public void DrawText(RectangleF r, StringSegment _string_, nk_font font, Color bg, Color fg)
{
var text_width = (float)0;
CommandText cmd;
if (_string_.IsNullOrEmpty || bg.A == 0 && fg.A == 0)
{
return;
}
if (UseClipping)
{
if (Clip.Width == 0 || Clip.Height == 0 ||
!!(Clip.X > r.X + r.Width || Clip.X + Clip.Width < r.X || Clip.Y > r.Y + r.Height ||
Clip.Y + Clip.Height < r.Y))
{
return;
}
}
text_width = font.width(_string_);
if (text_width > r.Width)
{
var glyphs = 0;
var txt_width = text_width;
var length = font.nk_text_clamp(_string_, r.Width, out glyphs, out txt_width, null, 0);
_string_.Length = length;
}
if (_string_.IsNullOrEmpty)
{
return;
}
cmd = (CommandText)Push(CommandType.Text);
if (cmd == null)
{
return;
}
cmd.X = (short)r.X;
cmd.Y = (short)r.Y;
cmd.Width = (ushort)r.Width;
cmd.Height = (ushort)r.Height;
cmd.Background = bg;
cmd.Foreground = fg;
cmd.Font = font;
cmd.FontHeight = font.Size;
cmd.Text = _string_;
}