unsafe void MeasureContentSizes(SpecialInputTab e, Font font, Size *sizes)
{
DrawTextArgs args = new DrawTextArgs(null, font, false);
for (int i = 0; i < e.Contents.Length; i += e.CharsPerItem)
{
args.Text = e.Contents.Substring(i, e.CharsPerItem);
sizes[i / e.CharsPerItem] = game.Drawer2D.MeasureText(ref args);
}
}
unsafe Size CalculateContentSize(SpecialInputTab e, Size *sizes, out Size elemSize)
{
elemSize = Size.Empty;
for (int i = 0; i < e.Contents.Length; i += e.CharsPerItem)
{
elemSize.Width = Math.Max(elemSize.Width, sizes[i / e.CharsPerItem].Width);
}
elemSize.Width += contentSpacing;
elemSize.Height = sizes[0].Height + contentSpacing;
int rows = Utils.CeilDiv(e.Contents.Length / e.CharsPerItem, e.ItemsPerRow);
return(new Size(elemSize.Width * e.ItemsPerRow, elemSize.Height * rows));
}
void DrawContent(IDrawer2D drawer, Font font, SpecialInputTab e, int yOffset)
{
int wrap = e.ItemsPerRow;
DrawTextArgs args = new DrawTextArgs(null, font, false);
for (int i = 0; i < e.Contents.Length; i += e.CharsPerItem)
{
args.Text = e.Contents.Substring(i, e.CharsPerItem);
int item = i / e.CharsPerItem;
int x = (item % wrap) * elementSize.Width, y = (item / wrap) * elementSize.Height;
y += yOffset;
drawer.DrawText(ref args, x, y);
}
}
unsafe void MeasureContentSizes(SpecialInputTab e, Font font, Size *sizes)
{
string s = new String('\0', e.CharsPerItem);
DrawTextArgs args = new DrawTextArgs(s, font, false);
// avoid allocating temporary strings here
fixed(char *ptr = s)
{
for (int i = 0; i < e.Contents.Length; i += e.CharsPerItem)
{
for (int j = 0; j < e.CharsPerItem; j++)
{
ptr[j] = e.Contents[i + j];
}
sizes[i / e.CharsPerItem] = game.Drawer2D.MeasureSize(ref args);
}
}
}
void IntersectsBody(int widgetX, int widgetY)
{
widgetY -= elements[0].TitleSize.Height;
widgetX /= elementSize.Width; widgetY /= elementSize.Height;
SpecialInputTab e = elements[selectedIndex];
int index = widgetY * e.ItemsPerRow + widgetX;
if (index * e.CharsPerItem < e.Contents.Length)
{
if (selectedIndex == 0)
{
// TODO: need to insert characters that don't affect caret index, adjust caret colour
input.Append(e.Contents[index * e.CharsPerItem]);
input.Append(e.Contents[index * e.CharsPerItem + 1]);
}
else
{
input.Append(e.Contents[index]);
}
}
}
unsafe void DrawContent(IDrawer2D drawer, Font font, SpecialInputTab e, int yOffset)
{
string s = new String('\0', e.CharsPerItem);
int wrap = e.ItemsPerRow;
DrawTextArgs args = new DrawTextArgs(s, font, false);
fixed(char *ptr = s)
{
for (int i = 0; i < e.Contents.Length; i += e.CharsPerItem)
{
for (int j = 0; j < e.CharsPerItem; j++)
{
ptr[j] = e.Contents[i + j];
}
int item = i / e.CharsPerItem;
int x = (item % wrap) * elementSize.Width, y = (item / wrap) * elementSize.Height;
y += yOffset;
drawer.DrawText(ref args, x, y);
}
}
}
unsafe void Make(SpecialInputTab e, Font font)
{
Size *sizes = stackalloc Size[e.Contents.Length / e.CharsPerItem];
MeasureContentSizes(e, font, sizes);
Size bodySize = CalculateContentSize(e, sizes, out elementSize);
int titleWidth = MeasureTitles(font), titleHeight = elements[0].TitleSize.Height;
Size size = new Size(Math.Max(bodySize.Width, titleWidth), bodySize.Height + titleHeight);
game.Graphics.DeleteTexture(ref texture);
using (Bitmap bmp = IDrawer2D.CreatePow2Bitmap(size))
using (IDrawer2D drawer = game.Drawer2D)
{
drawer.SetBitmap(bmp);
DrawTitles(drawer, font);
drawer.Clear(new FastColour(30, 30, 30, 200), 0, titleHeight,
size.Width, bodySize.Height);
DrawContent(drawer, font, e, titleHeight);
texture = drawer.Make2DTexture(bmp, size, X, Y);
}
}
