/// <summary>
/// Raises the Paint event.
/// </summary>
/// <param name="e">A PaintEventArgs that contains the event data.</param>
protected override void OnPaint(PaintEventArgs e)
{
SmoothingMode cachSmothingMode = e.Graphics.SmoothingMode;
e.Graphics.SmoothingMode = SmoothingMode.HighQuality;
e.Graphics.InterpolationMode = InterpolationMode.HighQualityBicubic;
ControlShapeInternal(e);
EnhanceGroupBoxState state = Enabled ? EnhanceGroupBoxState.Normal : EnhanceGroupBoxState.Disabled;
_controlElements.BackColor = BackColor;
_controlElements.Bounds = this.ClientRectangle;
_controlElements.DisabledTextColor = DisabledTextColor;
_controlElements.Font = Font;
_controlElements.ForeColor = ForeColor;
_controlElements.Graphics = e.Graphics;
_controlElements.GroupBoxStyle = GroupBoxStyle;
_controlElements.Text = Text;
EnhanceGroupBoxRenderer.DrawEnhanceGroupBox(_controlElements, _borderElements, HeaderElements, InsideBorderElements, _dirty, state);
e.Graphics.SmoothingMode = cachSmothingMode;
// pass to base last to raise paint event
base.OnPaint(e);
}
/// <summary>
/// Draws a group box control in the specified state and bounds, with the specified group-box, graphics and state.
/// </summary>
/// <param name="ecb">GroupBox object</param>
/// <param name="g">The Graphics used to draw the group box.</param>
/// <param name="bounds">The Rectangle that specifies the bounds of the group box.</param>
/// <param name="state">One of the EnhanceGroupBoxState values that specifies the visual state of the group box.</param>
public static void DrawEnhanceGroupBox(GroupBox ecb, Graphics g, Rectangle bounds, EnhanceGroupBoxState state)
{
_eGroupBox = ecb;
_clientRectangle = bounds;
_state = state;
// Check if dirty bit is flipped if not return previously drawn image.
if (_eGroupBox.RenderingDirty == false)
{
Graphics.FromImage(_bitmap);
g.DrawImage(_bitmap, 0, 0, _bitmap.Width, _bitmap.Height);
return;
}
// dirty bit is flipped and we have to redraw everything
_bitmap = new Bitmap(_clientRectangle.Width, _clientRectangle.Height, PixelFormat.Format32bppArgb);
_graphicsObj = Graphics.FromImage(_bitmap);
_graphicsObj.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAliasGridFit;
_graphicsObj.Clear(Color.Transparent);
SetTextbounds(g);
DrawElements(g);
g.DrawImage(_bitmap, 0, 0, _bitmap.Width, _bitmap.Height);
_graphicsObj.Dispose();
}
/// <summary>
/// Draws a group box control in the specified state and bounds, with the specified group-box, graphics and state.
/// </summary>
/// <param name="ce">IControlElements implementation class used for drawing user defined group box control.</param>
/// <param name="be">IBorderElements implemented class used for drawing user defined boarder elements.</param>
/// <param name="he">IHeaderElements implemented class used for drawing user defined header elements.</param>
/// <param name="ie">IInsideBorderElements implemented class used for drawing user defined inside boarder elements.</param>
/// <param name="isDirty">Boolean value specifies one of the graphical element has changed and control rendering needs updating.</param>
/// <param name="state">One of the EnhanceGroupBoxState values that specifies the visual state of the group box.</param>
public static void DrawEnhanceGroupBox(IControlElements ce, IBorderElements be, IHeaderElements he, IInsideBorderElements ie, bool isDirty, EnhanceGroupBoxState state)
{
_clientRectangle = ce.Bounds;
_state = state;
_style = ce.GroupBoxStyle;
_borderElements = be;
_headerElements = he;
_insideBorderElements = ie;
_text = ce.Text;
_font = ce.Font;
_foreColor = ce.ForeColor;
_backColor = ce.BackColor;
_disabledTextColor = ce.DisabledTextColor;
// Check if dirty bit is flipped if not return previously drawn image.
if (isDirty == false)
{
Graphics.FromImage(_bitmap);
ce.Graphics.DrawImage(_bitmap, 0, 0, _bitmap.Width, _bitmap.Height);
return;
}
// dirty bit is flipped and we have to redraw everything
_bitmap = new Bitmap(_clientRectangle.Width, _clientRectangle.Height, PixelFormat.Format32bppArgb);
_graphicsObj = Graphics.FromImage(_bitmap);
_graphicsObj.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAliasGridFit;
_graphicsObj.Clear(Color.Transparent);
SetTextbounds(ce.Graphics);
DrawElements();
ce.Graphics.DrawImage(_bitmap, 0, 0, _bitmap.Width, _bitmap.Height);
_graphicsObj.Dispose();
}
/// <summary>
/// Raises the Paint event.
/// </summary>
/// <param name="e">A PaintEventArgs that contains the event data.</param>
protected override void OnPaint(PaintEventArgs e)
{
SmoothingMode cachSmothingMode = e.Graphics.SmoothingMode;
e.Graphics.SmoothingMode = SmoothingMode.HighQuality;
e.Graphics.InterpolationMode = InterpolationMode.HighQualityBicubic;
ControlShape(e);
EnhanceGroupBoxState state = Enabled ? EnhanceGroupBoxState.Normal : EnhanceGroupBoxState.Disabled;
GroupBoxRenderer.DrawEnhanceGroupBox(this, e.Graphics, ClientRectangle, state);
e.Graphics.SmoothingMode = cachSmothingMode;
// pass to base last to raise paint event
base.OnPaint(e);
}
