public GUILayerItem(Point origin, Size dimensions)
{
enabled = true;
visible = true;
this.origin = origin;
this.dimensions = dimensions;
layoutRules = new LayoutRules();
layoutRules.XAxisPositionRule = LayoutRules.Positioning.Absolute;
layoutRules.XAxisPositionValueType = LayoutRules.ValueType.Pixel;
layoutRules.XAxisPositionValue = origin.X;
layoutRules.YAxisPositionRule = LayoutRules.Positioning.Absolute;
layoutRules.YAxisPositionValueType = LayoutRules.ValueType.Pixel;
layoutRules.YAxisPositionValue = origin.Y;
int xDist = dimensions.Width / 2;
int yDist = dimensions.Height / 2;
center = new Point(origin.X + xDist, origin.Y + yDist);
radius = (int)Math.Sqrt((xDist * xDist) + (yDist * yDist));
}
public void PlaceItem(GUILayerItem item, ILayer layer)
{
LayoutRules rules = item.LayoutRules;
// position
int xValue = 0;
switch (rules.XAxisPositionRule)
{
case LayoutRules.Positioning.Near:
case LayoutRules.Positioning.Absolute:
xValue = rules.XAxisPositionValue;
break;
case LayoutRules.Positioning.Far:
if (rules.XAxisPositionValueType == LayoutRules.ValueType.Percentage)
{
xValue = 100 - rules.XAxisPositionValue;
}
else
{
xValue = layer.Dimensions.Width + rules.XAxisPositionValue;
}
break;
case LayoutRules.Positioning.Center:
if (rules.XAxisPositionValueType == LayoutRules.ValueType.Percentage)
{
xValue = 50 + rules.XAxisPositionValue;
}
else
{
xValue = (layer.Dimensions.Width / 2) + rules.XAxisPositionValue;
}
break;
}
if (rules.XAxisPositionValueType == LayoutRules.ValueType.Percentage)
{
xValue = (int)(100f * (xValue / (float)layer.Dimensions.Width));
}
xValue += layer.Position.X;
int yValue = 0;
switch (rules.YAxisPositionRule)
{
case LayoutRules.Positioning.Near:
case LayoutRules.Positioning.Absolute:
yValue = rules.YAxisPositionValue;
break;
case LayoutRules.Positioning.Far:
if (rules.YAxisPositionValueType == LayoutRules.ValueType.Percentage)
{
yValue = 100 - rules.YAxisPositionValue;
}
else
{
yValue = layer.Dimensions.Height + rules.YAxisPositionValue;
}
break;
case LayoutRules.Positioning.Center:
if (rules.YAxisPositionValueType == LayoutRules.ValueType.Percentage)
{
yValue = 50 + rules.YAxisPositionValue;
}
else
{
yValue = (layer.Dimensions.Height / 2) + rules.YAxisPositionValue;
}
break;
}
if (rules.YAxisPositionValueType == LayoutRules.ValueType.Percentage)
{
yValue = (int)(100f * (yValue / (float)layer.Dimensions.Height));
}
yValue += layer.Position.Y;
item.Origin = new Point(xValue, yValue);
item.Center = new Point(xValue + (item.Dimensions.Width / 2), yValue + (item.Dimensions.Height / 2));
}