private void draw_crosshairs(DisplayModulo display, int x, int y, bool selected)
{
float[] CROSSHAIR_COLOR = { 0.4f, 0.4f, 0.4f, 1.0f };// # Gray
float[] DOT_COLOR_DESELECTED = { 0.4f, 0.4f, 0.4f, 1.0f };// # Gray
float[] DOT_COLOR_SELECTED = { 1, 0, 0, 1 };// # Red
float[] TEXT_COLOR = { 0, 0.7f, 0, 1 };// # Green
int DOT_SIZE_SELECTED = 8;
int DOT_SIZE_DESELECTED = 4;
float[] dot_color;
int dot_size;
//# Draw crosshairs
display.Clear();
display.SetLineColor(CROSSHAIR_COLOR);
//# Horizontal crosshair
display.DrawRect(0, (byte)y, display.Width, 1);
// # Vertical crosshair
display.DrawRect((byte)x, 0, 1, display.Height);
// # Dot
if (selected)
{
dot_color = DOT_COLOR_SELECTED;
dot_size = DOT_SIZE_SELECTED;
}
else
{
dot_color = DOT_COLOR_DESELECTED;
dot_size = DOT_SIZE_DESELECTED;
}
display.SetFillColor(dot_color);
display.DrawCircle((sbyte)x, (sbyte)y, (byte)dot_size);
//# Coordinate value display
display.SetTextColor(TEXT_COLOR);
display.SetCursor(0, 0);
display.Write(String.Format("x={0,2}\ny={1,2}", x, y));
// # Update the display!
display.Refresh();
}