/// <summary>
/// Makes the object draw itself.
/// </summary>
/// <param name="sb"><see cref="ISpriteBatch"/> the object can use to draw itself with.</param>
public void Draw(ISpriteBatch sb)
{
if (BeforeDraw != null)
{
BeforeDraw.Raise(this, EventArgsHelper.Create(sb));
}
var drawPos = DrawPosition;
_lastScreenPosition = drawPos - Parent.Camera.Min;
if (IsVisible)
{
// Draw the character body
_characterSprite.Draw(sb, drawPos, Heading, Color);
// Draw the HP/MP
DrawSPBar(sb, HPPercent, 0, new Color(255, 0, 0, 175));
DrawSPBar(sb, MPPercent, 1, new Color(0, 0, 255, 175));
// Draw the name
DrawName(sb, NameFont);
}
if (AfterDraw != null)
{
AfterDraw.Raise(this, EventArgsHelper.Create(sb));
}
}
protected virtual void BeforeDrawControl()
{
if (BeforeDraw != null)
{
BeforeDraw.Invoke(this, EventArgs.Empty);
}
}
/// <summary>
/// Makes the object draw itself.
/// </summary>
/// <param name="sb"><see cref="ISpriteBatch"/> the object can use to draw itself with.</param>
public void Draw(ISpriteBatch sb)
{
// Ensure the sprite is set
if (!IsSpriteSet())
{
return;
}
// Pre-drawing
if (BeforeDraw != null)
{
BeforeDraw.Raise(this, EventArgsHelper.Create(sb));
}
// Draw
if (IsVisible)
{
HandleDraw(sb);
}
// Post-drawing
if (AfterDraw != null)
{
AfterDraw.Raise(this, EventArgsHelper.Create(sb));
}
}
/// <summary>
/// Draws the ItemEntity.
/// </summary>
/// <param name="sb"><see cref="ISpriteBatch"/> to draw to.</param>
/// <param name="pos">Position to draw at.</param>
/// <param name="color">The color to draw the item.</param>
/// <exception cref="ArgumentNullException"><paramref name="sb" /> is <c>null</c>.</exception>
public void Draw(ISpriteBatch sb, Vector2 pos, Color color)
{
if (sb == null)
{
throw new ArgumentNullException("sb");
}
if (BeforeDraw != null)
{
BeforeDraw.Raise(this, EventArgsHelper.Create(sb));
}
if (IsVisible)
{
if (_grh != null)
{
_grh.Draw(sb, pos, color);
}
}
if (AfterDraw != null)
{
AfterDraw.Raise(this, EventArgsHelper.Create(sb));
}
}
/// <summary>
/// Performs the drawning of current entities and components
/// </summary>
/// <param name="gameTime"></param>
public void Draw(GameTime gameTime)
{
IsDrawing = true;
BeforeDraw?.Invoke();
foreach (EntityNode entityNode in Tree.ChildNodes)
{
DrawNode(entityNode, gameTime);
}
AfterDraw?.Invoke();
IsDrawing = false;
}
/// <summary>
/// Makes the object draw itself.
/// </summary>
/// <param name="sb"><see cref="ISpriteBatch"/> the object can use to draw itself with.</param>
public void Draw(ISpriteBatch sb)
{
if (BeforeDraw != null)
{
BeforeDraw.Raise(this, EventArgsHelper.Create(sb));
}
if (IsVisible)
{
HandleDrawing(sb);
}
if (AfterDraw != null)
{
AfterDraw.Raise(this, EventArgsHelper.Create(sb));
}
}
/// <summary>
/// Called to notify listeners that drawing is about to start.
/// </summary>
/// <param name="time"></param>
protected virtual void OnBeforeDraw(GameTime time)
{
BeforeDraw?.Invoke(this, time);
}
private void OnBeforeDraw()
{
BeforeDraw?.Invoke(this, EventArgs.Empty);
}
/// <summary>
/// Create the DropDown list.
/// </summary>
/// <param name="size">List size (refers to the whole size of the list + the header when dropdown list is opened).</param>
/// <param name="anchor">Position anchor.</param>
/// <param name="offset">Offset from anchor position.</param>
/// <param name="skin">Panel skin to use for this DropDown list and header.</param>
public DropDown(Vector2 size, Anchor anchor = Anchor.Auto, Vector2?offset = null, PanelSkin skin = PanelSkin.ListBackground) :
base(size, anchor, offset)
{
// default padding of self is 0
Padding = Vector2.Zero;
// to get collision right when list is opened
UseActualSizeForCollision = true;
// create the panel and paragraph used to show currently selected value (what's shown when drop-down is closed)
_selectedTextPanel = new Panel(new Vector2(0, SelectedPanelHeight), skin, Anchor.TopLeft);
_selectedTextParagraph = UserInterface.DefaultParagraph(string.Empty, Anchor.CenterLeft);
_selectedTextParagraph.UseActualSizeForCollision = false;
_selectedTextParagraph.UpdateStyle(SelectList.DefaultParagraphStyle);
_selectedTextParagraph.UpdateStyle(DefaultParagraphStyle);
_selectedTextParagraph.UpdateStyle(DefaultSelectedParagraphStyle);
_selectedTextPanel.AddChild(_selectedTextParagraph, true);
// create the arrow down icon
_arrowDownImage = new Image(Resources.ArrowDown, new Vector2(ArrowSize, ArrowSize), ImageDrawMode.Stretch, Anchor.CenterRight, new Vector2(-10, 0));
_selectedTextPanel.AddChild(_arrowDownImage, true);
// create the list component
_selectList = new SelectList(size, Anchor.TopCenter, Vector2.Zero, skin);
// update list offset and space before
_selectList.SetOffset(new Vector2(0, SelectedPanelHeight));
_selectList.SpaceBefore = Vector2.Zero;
// add the header and select list as children
AddChild(_selectedTextPanel);
AddChild(_selectList);
// add callback on list value change
_selectList.OnValueChange = (Entity entity) =>
{
// hide list
ListVisible = false;
// set selected text
_selectedTextParagraph.Text = (SelectedValue ?? DefaultText);
};
// hide the list by default
_selectList.Visible = false;
// setup the callback to show / hide the list when clicking the dropbox
_selectedTextPanel.OnClick = (Entity self) =>
{
// change visibility
ListVisible = !ListVisible;
};
// set starting text
_selectedTextParagraph.Text = (SelectedValue ?? DefaultText);
// update styles
_selectList.UpdateStyle(DefaultStyle);
// make the list events trigger the dropdown events
_selectList.OnListChange += (Entity entity) => { OnListChange?.Invoke(this); };
_selectList.OnMouseDown += (Entity entity) => { OnMouseDown?.Invoke(this); };
_selectList.OnMouseReleased += (Entity entity) => { OnMouseReleased?.Invoke(this); };
_selectList.WhileMouseDown += (Entity entity) => { WhileMouseDown?.Invoke(this); };
_selectList.WhileMouseHover += (Entity entity) => { WhileMouseHover?.Invoke(this); };
_selectList.OnClick += (Entity entity) => { OnClick?.Invoke(this); };
_selectList.OnValueChange += (Entity entity) => { OnValueChange?.Invoke(this); };
_selectList.OnMouseEnter += (Entity entity) => { OnMouseEnter?.Invoke(this); };
_selectList.OnMouseLeave += (Entity entity) => { OnMouseLeave?.Invoke(this); };
_selectList.OnMouseWheelScroll += (Entity entity) => { OnMouseWheelScroll?.Invoke(this); };
_selectList.OnStartDrag += (Entity entity) => { OnStartDrag?.Invoke(this); };
_selectList.OnStopDrag += (Entity entity) => { OnStopDrag?.Invoke(this); };
_selectList.WhileDragging += (Entity entity) => { WhileDragging?.Invoke(this); };
_selectList.BeforeDraw += (Entity entity) => { BeforeDraw?.Invoke(this); };
_selectList.AfterDraw += (Entity entity) => { AfterDraw?.Invoke(this); };
_selectList.BeforeUpdate += (Entity entity) => { BeforeUpdate?.Invoke(this); };
_selectList.AfterUpdate += (Entity entity) => { AfterUpdate?.Invoke(this); };
// make the selected value panel trigger the dropdown events
_selectedTextPanel.OnMouseDown += (Entity entity) => { OnMouseDown?.Invoke(this); };
_selectedTextPanel.OnMouseReleased += (Entity entity) => { OnMouseReleased?.Invoke(this); };
_selectedTextPanel.WhileMouseDown += (Entity entity) => { WhileMouseDown?.Invoke(this); };
_selectedTextPanel.WhileMouseHover += (Entity entity) => { WhileMouseHover?.Invoke(this); };
_selectedTextPanel.OnClick += (Entity entity) => { OnClick?.Invoke(this); };
_selectedTextPanel.OnValueChange += (Entity entity) => { OnValueChange?.Invoke(this); };
_selectedTextPanel.OnMouseEnter += (Entity entity) => { OnMouseEnter?.Invoke(this); };
_selectedTextPanel.OnMouseLeave += (Entity entity) => { OnMouseLeave?.Invoke(this); };
_selectedTextPanel.OnMouseWheelScroll += (Entity entity) => { OnMouseWheelScroll?.Invoke(this); };
_selectedTextPanel.OnStartDrag += (Entity entity) => { OnStartDrag?.Invoke(this); };
_selectedTextPanel.OnStopDrag += (Entity entity) => { OnStopDrag?.Invoke(this); };
_selectedTextPanel.WhileDragging += (Entity entity) => { WhileDragging?.Invoke(this); };
_selectedTextPanel.BeforeDraw += (Entity entity) => { BeforeDraw?.Invoke(this); };
_selectedTextPanel.AfterDraw += (Entity entity) => { AfterDraw?.Invoke(this); };
_selectedTextPanel.BeforeUpdate += (Entity entity) => { BeforeUpdate?.Invoke(this); };
_selectedTextPanel.AfterUpdate += (Entity entity) => { AfterUpdate?.Invoke(this); };
}