/// <summary>
/// Centers this dialog around a UIElement (UIImage, UILabel or similar).
/// </summary>
/// <param name="Element">The element to center around.</param>
/// <param name="OffsetX">Offset on the X-axis when centering.</param>
/// <param name="OffsetY">Offset on the Y-axis when centering.</param>
public void CenterAround(UIElement Element, int OffsetX, int OffsetY)
{
Vector2 TopLeft = Element.Position;
this.Position = new Vector2(OffsetX + TopLeft.X + ((Element.Size.X - m_Size.X) / 2),
OffsetY + TopLeft.Y + ((Element.Size.Y - m_Size.Y) / 2));
if(m_HasExitBtn)
{
m_CloseBtnBack.Position = Position + new Vector2(Image.Slicer.Width - m_CloseBtnBack.Texture.Width, 0);
m_CloseButton.Position = Position + new Vector2(Image.Slicer.Width - (m_CloseButton.Image.Texture.Width / 2.5f), 9f);
}
}
uint[] PixelData = new uint[1]; // Delare an Array of 1 just to store data for one pixel
#endregion Fields
#region Constructors
public UIElement(string Name, Vector2 Position, Vector2 Size, UIScreen Screen, UIElement Parent = null)
{
this.Name = Name;
m_Size = Size;
if (Parent != null)
{
m_Parent = Parent;
m_Position += Parent.m_Position;
}
else
m_Position = Position;
m_Screen = Screen;
}
/// <summary>
/// Constructs a new UIButton instance.
/// </summary>
/// <param name="Name">Name of button.</param>
/// <param name="Tex">Texture used to display this button.</param>
/// <param name="Position">Button's position.</param>
/// <param name="Screen">This button's screen.</param>
public UIButton(string Name, Texture2D Tex, Vector2 Pos, UIScreen Screen, UIElement Parent = null)
: base(Screen, Parent)
{
base.Name = Name;
Position = Pos;
Image = new UIImage(Tex, Screen, null);
Image.Position = new Vector2(Pos.X, Pos.Y);
//Initialize to second frame in the image.
m_SourcePosition = new Vector2((Tex.Width / 4) * 2, 0.0f);
m_Size = new Vector2();
m_Size.X = Tex.Width / 4;
m_Size.Y = Tex.Height;
}
/// <summary>
/// Constructs a new UIImage instance.
/// </summary>
/// <param name="Tex">Texture to create image from.</param>
/// <param name="Screen">UIScreen instance.</param>
/// <param name="Parent">Parent of this UIImage instance, may be null.</param>
public UIImage(Texture2D Tex, UIScreen Screen, UIElement Parent = null)
: base(Screen, Parent)
{
Texture = Tex;
m_Loaded = true;
}
/// <summary>
/// Constructs a UIElement from a Screen instance and an optional UIElement that acts as a parent.
/// </summary>
/// <param name="Screen">A Screen instance.</param>
/// <param name="Parent">(Optional) UIElement that acts as a parent.</param>
/// <param name="Path"> (Optional) Path to a UI script that will create this UI element.</param>
public UIElement(UIScreen Screen, UIElement Parent = null, string Path = "")
{
m_Screen = Screen;
if (Parent != null)
m_Parent = Parent;
}
/// <summary>
/// Walks a generated AST (Abstract Syntax Tree) and creates the elements of this UIScreen.
/// </summary>
/// <param name="State">A ParserState instance.</param>
/// <param name="node">The root node of the AST.</param>
private void WalkTree(UIParser.ParserState State, AstNode node)
{
NodeType NType = (NodeType)Enum.Parse(typeof(NodeType), node.ToString(), true);
switch (NType)
{
case NodeType.DefineImage: //Defines an image and loads a texture for it.
DefineImageNode ImgNode = (DefineImageNode)UINode.GetNode(node);
UIImage Img = new UIImage(ImgNode, m_Screen);
Elements.Add(ImgNode.Name, Img);
break;
case NodeType.DefineString: //Defines a string with a name.
DefineStringNode StrNode = (DefineStringNode)UINode.GetNode(node);
Strings.Add(StrNode.Name, StringManager.StrTable(State.CurrentStringTable)[StrNode.StrIndex]);
break;
case NodeType.AddButton: //Defines a button.
AddButtonNode ButtonNode = (AddButtonNode)UINode.GetNode(node);
UIButton Btn = new UIButton(ButtonNode, State, m_Screen);
Elements.Add(ButtonNode.Name, Btn);
break;
case NodeType.AddText:
AddTextNode TextNode = (AddTextNode)UINode.GetNode(node);
UILabel Lbl = new UILabel(TextNode, State, m_Screen);
Elements.Add(TextNode.Name, Lbl);
break;
case NodeType.AddTextEdit:
AddTextEditNode TextEditNode = (AddTextEditNode)UINode.GetNode(node);
UITextEdit Txt = new UITextEdit(TextEditNode, State, m_Screen);
Elements.Add(TextEditNode.Name, Txt);
break;
case NodeType.AddSlider:
AddSliderNode SliderNode = (AddSliderNode)UINode.GetNode(node);
UISlider Slider = new UISlider(SliderNode, State, m_Screen);
Elements.Add(SliderNode.Name, Slider);
break;
case NodeType.SetSharedProperties: //Assigns a bunch of shared properties to declarations following the statement.
State.InSharedPropertiesGroup = true;
SetSharedPropsNode SharedPropsNode = (SetSharedPropsNode)UINode.GetNode(node);
if (SharedPropsNode.StringTable != null)
State.CurrentStringTable = (int)SharedPropsNode.StringTable;
if (SharedPropsNode.ControlPosition != null)
{
State.Position[0] = SharedPropsNode.ControlPosition.Numbers[0];
State.Position[1] = SharedPropsNode.ControlPosition.Numbers[1];
break;
}
if (SharedPropsNode.Color != null)
{
State.Color = new Color();
State.Color.R = (byte)SharedPropsNode.Color.Numbers[0];
State.Color.G = (byte)SharedPropsNode.Color.Numbers[1];
State.Color.B = (byte)SharedPropsNode.Color.Numbers[2];
}
if (SharedPropsNode.TextColor != null)
{
State.TextColor = new Color();
State.TextColor.R = (byte)SharedPropsNode.TextColor.Numbers[0];
State.TextColor.G = (byte)SharedPropsNode.TextColor.Numbers[1];
State.TextColor.B = (byte)SharedPropsNode.TextColor.Numbers[2];
}
if (SharedPropsNode.TextColorSelected != null)
{
State.TextColorSelected = new Color();
State.TextColorSelected.R = (byte)SharedPropsNode.TextColorSelected.Numbers[0];
State.TextColorSelected.G = (byte)SharedPropsNode.TextColorSelected.Numbers[1];
State.TextColorSelected.B = (byte)SharedPropsNode.TextColorSelected.Numbers[2];
}
if (SharedPropsNode.TextColorHighlighted != null)
{
State.TextColorHighlighted = new Color();
State.TextColorHighlighted.R = (byte)SharedPropsNode.TextColorHighlighted.Numbers[0];
State.TextColorHighlighted.G = (byte)SharedPropsNode.TextColorHighlighted.Numbers[1];
State.TextColorHighlighted.B = (byte)SharedPropsNode.TextColorHighlighted.Numbers[2];
}
if (SharedPropsNode.TextColorDisabled != null)
{
State.TextColorDisabled = new Color();
State.TextColorDisabled.R = (byte)SharedPropsNode.TextColorDisabled.Numbers[0];
State.TextColorDisabled.G = (byte)SharedPropsNode.TextColorDisabled.Numbers[1];
State.TextColorDisabled.B = (byte)SharedPropsNode.TextColorDisabled.Numbers[2];
}
if (SharedPropsNode.BackColor != null)
{
State.BackColor = new Color();
State.BackColor.R = (byte)SharedPropsNode.BackColor.Numbers[0];
State.BackColor.G = (byte)SharedPropsNode.BackColor.Numbers[1];
State.BackColor.B = (byte)SharedPropsNode.BackColor.Numbers[2];
}
if (SharedPropsNode.CursorColor != null)
{
State.CursorColor = new Color();
State.CursorColor.R = (byte)SharedPropsNode.CursorColor.Numbers[0];
State.CursorColor.G = (byte)SharedPropsNode.CursorColor.Numbers[1];
State.CursorColor.B = (byte)SharedPropsNode.CursorColor.Numbers[2];
}
if (SharedPropsNode.TextButton)
State.TextButton = true;
if (SharedPropsNode.Opaque != null)
State.IsOpaque = (SharedPropsNode.Opaque == 1) ? true : false;
if (SharedPropsNode.Transparent != null)
State.IsTransparent = (SharedPropsNode.Transparent == 1) ? true : false;
if (SharedPropsNode.Alignment != null)
State.Alignment = (int)SharedPropsNode.Alignment;
if (SharedPropsNode.Image != "")
State.Image = SharedPropsNode.Image;
if (SharedPropsNode.Tooltip != "")
State.Tooltip = SharedPropsNode.Tooltip;
if (SharedPropsNode.Text != "")
State.Caption = SharedPropsNode.Text;
if (SharedPropsNode.Size != null)
State.Size = new Vector2(SharedPropsNode.Size.Numbers[0], SharedPropsNode.Size.Numbers[1]);
if (SharedPropsNode.Orientation != null)
State.Orientation = (int)SharedPropsNode.Orientation;
if (SharedPropsNode.Font != null)
State.Font = (int)SharedPropsNode.Font;
if (SharedPropsNode.Opaque != null)
State.Opaque = (int)SharedPropsNode.Opaque;
break;
case NodeType.SetControlProperties: //Sets a bunch of properties to a specified control.
SetControlPropsNode ControlPropsNode = (SetControlPropsNode)UINode.GetNode(node);
UIControl Ctrl = new UIControl(ControlPropsNode, m_Screen, State);
Controls.Add(ControlPropsNode.Control, Ctrl);
if (State.InSharedPropertiesGroup)
{
UIElement Test = new UIElement(m_Screen, null);
//Script implicitly created an object... :\
if (!Elements.TryGetValue(ControlPropsNode.Control, out Test))
{
Elements.Add(ControlPropsNode.Control, new UIElement(m_Screen, null));
if (Ctrl.Image != null)
Elements[ControlPropsNode.Control].Image = new UIImage(Ctrl.Image);
Elements[ControlPropsNode.Control].Position = Ctrl.Position;
}
}
break;
case NodeType.End:
State.InSharedPropertiesGroup = false;
State.Image = ""; //Reset
State.TextButton = false; //Reset
State.Color = new Color();
State.Caption = "";
//TODO: Reset more?
break;
}
foreach (AstNode child in node.ChildNodes)
WalkTree(State, child);
}
/// <summary>
/// A new UIElement was clicked on and is ready to receive keyboard input.
/// </summary>
public void OverrideFocus(UIElement Element)
{
if(Element.ListensToKeyboard)
{
foreach (KeyValuePair<string, UIElement> KVP in m_Walker.Elements)
KVP.Value.HasFocus = false;
m_Walker.Elements[Element.Name].HasFocus = true;
}
}
