// draw the node widget (the icon sprite makes this complicated)
public static Rect DrawSpriteContent(string label, Sprite icon, EntityDrawContext drawContext)
{
var labelContent = new GUIContent(label);
// fall back to the default widget where there's no icon or the user wants cirles
if (icon == null || drawContext.widgetType == EntityWidgetType.Circle)
{
return(DrawUtil.DrawContent(labelContent, drawContext));
}
// calculate layout for icon and label, then draw them
var iconExtents = new Vector2(25, 25);
var padding = new Vector2(4, 4);
var contentExtents = drawContext.style.contentStyle.CalcSize(labelContent);
var widgetExtents = new Vector2(3 * padding.x + iconExtents.x + contentExtents.x, 2 * padding.y + iconExtents.y);
var widgetRect = Util.CenterRect(drawContext.position, widgetExtents);
// draw the widget outer box
DrawUtil.DrawBoxAndBackground(widgetRect, drawContext);
// draw the icon
var iconOrigin = widgetRect.GetOrigin() + padding;
DrawTextureGUI(iconOrigin, icon, iconExtents);
// draw the label
var contentRectOrigin = new Vector2
(
widgetRect.xMin + 2 * padding.x + iconExtents.x,
widgetRect.yMin + (widgetExtents.y - contentExtents.y) / 2);
var contentRect = new Rect(contentRectOrigin.x, contentRectOrigin.y, contentExtents.x, contentExtents.y);
GUI.Label(contentRect, labelContent, drawContext.style.contentStyle);
return(widgetRect);
}
} // do nothing
#endregion
#region content drawing
// DrawContent is responsible for rendering entity information
// it returns the Rect that it filled
public virtual Rect DrawContent(T entity, EntityDrawContext drawContext)
{
return(DrawUtil.DrawContent(GetContent(entity), drawContext));
}
// DrawContent is responsible for rendering entity information
// it returns the Rect that it filled
public virtual Rect DrawContent(T entity, EntityDrawContext drawContext)
{
return(DrawUtil.DrawContent(new GUIContent(entity.name), drawContext));
}