protected void PaintOnBackBuffer(int width, int height)
{
if (vectorGraphics)
{
return;
}
if (!area.IsEmpty)
{
backBuffer.FillRectangle(Color.LightGray, 0, 0, width, height);
backBuffer.FillRectangle(Color.White, area.X, area.Y, area.Width, area.Height);
}
else
{
backBuffer.FillRectangle(BackColor, 0, 0, width, height);
}
PaintGrid(width, height);
SymbolProperties[] gg = ArrayUtils.GetKeys(values);
int[] counts = new int[gg.Length];
for (int i = 0; i < counts.Length; i++)
{
counts[i] = values[gg[i]].Count;
}
int[] o = ArrayUtils.Order(counts);
Array.Reverse(o);
gg = ArrayUtils.SubArray(gg, o);
foreach (SymbolProperties g in gg)
{
bool[,] vals = values[g].Data;
double[,] zvals = null;
if (zValues != null)
{
zvals = zValues[g];
}
for (int i = 0; i < width; i++)
{
for (int j = 0; j < height; j++)
{
if (vals[i, j] && backBuffer != null)
{
Color color;
if (zvals != null && !double.IsNaN(zvals[i, j]) && colorScale != null)
{
color = colorScale.GetColor(zvals[i, j]);
}
else
{
color = g.Color;
}
SymbolType symbolType = SymbolType.allSymbols[g.Type];
int symbolSize = g.Size;
if (symbolSize > 0)
{
int[] pathX;
int[] pathY;
symbolType.GetPath(symbolSize, out pathX, out pathY);
backBuffer.DrawPath(color, i, j, pathX, pathY);
}
}
}
}
}
}
