protected override void Redraw()
{
base.Redraw();
Canvas.Clear();
var level = _player.Get <GameObject>().Level;
ViewOffset = new Point(Math.Min(Math.Max(_player.Get <GameObject>().X - Canvas.Size.Width / 2, 0),
level.Width - Canvas.Size.Width),
Math.Min(Math.Max(_player.Get <GameObject>().Y - Canvas.Size.Height / 2, 0),
level.Height - Canvas.Size.Height));
//draw map
var sight = _player.Get <SightComponent>();
sight.CalculateSight();
for (int x = 0; x < Canvas.Size.Width; x++)
{
for (int y = 0; y < Canvas.Size.Height; y++)
{
Point screenPosition = new Point(x, y);
Point location = ViewOffset + screenPosition;
if (!level.IsInBounds(location))
{
continue;
}
var texture = _assets[level.GetTerrain(location).Asset];
if (texture == null)
{
Logger.WarnFormat("Texture not found for asset: {0}!", level.GetTerrain(location).Asset);
continue;
}
if (IsPointWithinPanel(screenPosition))
{
if (!Program.SeeAll.Enabled)
{
if (sight.IsVisible(location))
{
PrintChar(screenPosition, texture);
}
}
else
{
PrintChar(screenPosition, texture);
}
}
}
}
// draw entities
foreach (var entity in _entities.OrderBy(e => e.Get <Sprite>().ZOrder))
{
Point screenPosition = entity.Get <GameObject>().Location - ViewOffset;
var texture = _assets[entity.Get <Sprite>().Asset];
if (texture == null)
{
Logger.WarnFormat("Texture not found for asset: {0}!", entity.Get <Sprite>().Asset);
continue;
}
if (IsPointWithinPanel(screenPosition))
{
if (!Program.SeeAll.Enabled)
{
if (sight.IsVisible(entity.Get <GameObject>().Location))
{
if (entity.Get <VisibleComponent>().VisibilityIndex > 0)
{
PrintChar(screenPosition, texture);
}
}
}
else
{
PrintChar(screenPosition, texture);
}
}
}
}