/*
* DrawCheckBox
*/
/// <summary>
/// </summary>
/// <param name="paintParams"></param>
/// <exception cref="ArgumentNullException">
/// <para><paramref name="paintParams"/> is <see langword="null"/>.</para>
/// </exception>
public void DrawCheckBox(NuGenCheckBoxPaintParams paintParams)
{
if (paintParams == null)
{
throw new ArgumentNullException("paintParams");
}
Graphics g = paintParams.Graphics;
Rectangle bounds = paintParams.Bounds;
NuGenControlState currentState = paintParams.State;
CheckState checkState = paintParams.CheckState;
if (checkState == CheckState.Indeterminate && currentState != NuGenControlState.Disabled)
{
this.DrawBackground(g, bounds, NuGenControlState.Pressed);
}
else
{
this.DrawBackground(paintParams);
}
this.DrawBorder(g, bounds, currentState);
if (checkState == CheckState.Checked)
{
this.DrawCheck(g, bounds, currentState);
}
}
/*
* OnPaint
*/
/// <summary>
/// Raises the <see cref="E:System.Windows.Forms.Control.Paint"></see> event.
/// </summary>
/// <param name="e">A <see cref="T:System.Windows.Forms.PaintEventArgs"></see> that contains the event data.</param>
protected override void OnPaint(PaintEventArgs e)
{
Debug.Assert(this.ButtonStateTracker != null, "this.ButtonStateTracker != null");
Debug.Assert(this.Renderer != null, "this.Renderer != null");
Debug.Assert(this.StateTracker != null, "this.StateTracker != null");
Graphics g = e.Graphics;
Rectangle bounds = this.ClientRectangle;
Rectangle checkBounds = Rectangle.Empty;
ContentAlignment checkAlign = this.CheckAlign;
NuGenCheckBoxPaintParams paintParams = new NuGenCheckBoxPaintParams(g);
paintParams.Bounds = checkBounds = this.LayoutManager.GetCheckBoxBounds(
new NuGenBoundsParams(
bounds
, checkAlign
, new Rectangle(Point.Empty, this.LayoutManager.GetCheckSize())
, this.RightToLeft
)
);
paintParams.CheckState = this.CheckState;
paintParams.State = this.ButtonStateTracker.GetControlState();
checkBounds.Inflate(3, 3);
this.Renderer.DrawCheckBox(paintParams);
NuGenTextPaintParams textPaintParams = new NuGenTextPaintParams(paintParams);
textPaintParams.Bounds = this.LayoutManager.GetTextBounds(
new NuGenBoundsParams(
bounds
, checkAlign
, checkBounds
, this.RightToLeft
)
);
textPaintParams.Font = this.Font;
textPaintParams.ForeColor = this.ForeColor;
textPaintParams.Text = this.Text;
textPaintParams.TextAlign = NuGenControlPaint.RTLContentAlignment(this.TextAlign, this.RightToLeft);
textPaintParams.State = this.StateTracker.GetControlState();
this.Renderer.DrawText(textPaintParams);
}