public void Update(ResolutionRenderer irr, Vector2? newOffset = null, Vector2? newSize = null)
{
bool changed = false;
if (newOffset != null)
{
positionOffset.X = newOffset.Value.X;
positionOffset.Y = newOffset.Value.Y;
changed = true;
}
if (newSize != null)
{
size.X = newSize.Value.X;
size.Y = newSize.Value.Y;
changed = true;
}
if (displayString != null && displayString != string.Empty && changed)
{
displayString = Text.WrapText(font, displayString, size.X);
}
// Get the position of the DisplayRect. If it's not relative to the screen it's absolute position will be good now
if (screenRelative != ScreenPositions.None)
position = GetAbsolutePosition(irr);
else
position = positionOffset;
}
Vector2 GetAbsolutePosition(ResolutionRenderer irr)
{
Vector2 ret = Vector2.Zero;
switch (screenRelative)
{
case ScreenPositions.TopLeft:
ret += positionOffset;
break;
case ScreenPositions.TopCenter:
ret.X += irr.ScreenWidth / 2;
ret.X -= size.X / 2;
ret += positionOffset;
break;
case ScreenPositions.TopRight:
ret.X += irr.ScreenWidth;
ret.X -= size.X;
ret += positionOffset;
break;
case ScreenPositions.RightCenter:
ret.X += irr.ScreenWidth;
ret.X -= size.X;
ret.Y += irr.ScreenHeight / 2;
ret.X += positionOffset.X;
ret.Y -= size.Y / 2;
ret.Y -= positionOffset.Y;
break;
case ScreenPositions.BottomRight:
ret.X += irr.ScreenWidth;
ret.X -= size.X;
ret.X -= positionOffset.X;
ret.Y += irr.ScreenHeight;
ret.Y -= size.Y;
ret.Y -= positionOffset.Y;
break;
case ScreenPositions.BottomCenter:
ret.X += irr.ScreenWidth / 2;
ret.X -= size.X / 2;
ret.X += positionOffset.X;
ret.Y += irr.ScreenHeight;
ret.Y -= size.Y;
ret.Y -= positionOffset.Y;
break;
case ScreenPositions.BottomLeft:
ret.X += positionOffset.X;
ret.Y += irr.ScreenHeight;
ret.Y -= size.Y;
ret.Y -= positionOffset.Y;
break;
case ScreenPositions.LeftCenter:
ret.X += positionOffset.X;
ret.Y += irr.ScreenHeight / 2;
ret.Y -= size.Y / 2;
ret.Y += positionOffset.Y;
break;
};
return ret;
}
public void Update(ResolutionRenderer irr)
{
// Get the position of the DisplayRect. If it's not relative to the screen it's absolute position will be good now
if(screenRelative != ScreenPositions.None)
position = GetAbsolutePosition(irr);
Vector2 newPos = position;
int count = 0;
// Start at the top item to be displayed. When drawing, that's where Draw will start.
for(int i = topItemDisplayed; i < mainList.Count; ++i)
{
newPos.Y = position.Y + (itemSize.Y * count);
++count;
mainList[i].Update(irr, newPos);
}
}
