// This code allows the designer to generate the Fill constructor
public override object ConvertTo(ITypeDescriptorContext context,
CultureInfo culture,
object value,
Type destinationType)
{
if (value is BrushPainter2)
{
if (destinationType == typeof(string))
{
// Display string in designer
return("(BrushPainter2)");
}
else if (destinationType == typeof(InstanceDescriptor))
{
BrushPainter2 filler = (BrushPainter2)value;
if (filler.FillType == BrushPainter2Type.Solid)
{
ConstructorInfo ctor = typeof(BrushPainter2).GetConstructor(new Type[] { typeof(Color) });
if (ctor != null)
{
return(new InstanceDescriptor(ctor, new object[] { filler.SolidColor }));
}
}
else if (filler.FillType == BrushPainter2Type.Hatch)
{
ConstructorInfo ctor = typeof(BrushPainter2).GetConstructor(new Type[] { typeof(HatchStyle),
typeof(Color),
typeof(Color) });
if (ctor != null)
{
return(new InstanceDescriptor(ctor, new object[] { filler.HatchStyle,
filler.HatchColor,
filler.BackColor }));
}
}
else if (filler.FillType == BrushPainter2Type.Gradient)
{
ConstructorInfo ctor = typeof(BrushPainter2).GetConstructor(new Type[] { typeof(Color[]),
typeof(float[]) });
if (ctor != null)
{
return(new InstanceDescriptor(ctor, new object[] { filler.GradientColors.Colors,
filler.GradientColors.Positions }));
}
}
else
{
ConstructorInfo ctor = typeof(BrushPainter2).GetConstructor(Type.EmptyTypes);
if (ctor != null)
{
return(new InstanceDescriptor(ctor, null));
}
}
}
}
return(base.ConvertTo(context, culture, value, destinationType));
}
/// <summary>
/// Initializes a new instance of <c>BrushPainter2EditorDialog</c> using an existing <c>BrushPainter2</c>
/// at the default window position.
/// </summary>
/// <param name="filler">Existing <c>BrushPainter2</c> object.</param>
/// <exception cref="System.ArgumentNullException">
/// Thrown if <paramref name="filler" /> is null.
/// </exception>
public BrushPainter2EditorDialog(BrushPainter2 filler)
{
if (filler == null)
{
throw new ArgumentNullException("filler");
}
InitializeComponent();
AdjustDialogSize();
SetControlsToInitialValues(filler);
}
private void okButton_Click(object sender, EventArgs e)
{
if (solidRadioButton.Checked)
{
filler = new BrushPainter2(FromLabelNud(solidColorLabel, solidAlphaNud));
}
else if (hatchRadioButton.Checked)
{
filler = new BrushPainter2(hatchComboBox.SelectedHatchStyle,
FromLabelNud(hatchColorLabel, hatchAlphaNud),
FromLabelNud(backColorLabel, backAlphaNud));
}
else if (gradientRadioButton.Checked)
{
filler = new BrushPainter2(gradientEditor.Blend);
}
else
{
filler = BrushPainter2.Empty();
}
DialogResult = DialogResult.OK;
}
private void SetControlsToInitialValues(BrushPainter2 filler)
{
Init(filler.SolidColor, solidColorLabel, solidAlphaNud);
Init(filler.HatchColor, hatchColorLabel, hatchAlphaNud);
Init(filler.BackColor, backColorLabel, backAlphaNud);
gradientEditor.Blend = filler.GradientColors;
hatchComboBox.SelectedIndex = 0;
for (int i = 0; i < hatchComboBox.Items.Count; i++)
{
if (filler.HatchStyle == (HatchStyle)(hatchComboBox.Items[i]))
{
hatchComboBox.SelectedIndex = i;
}
}
UpdateHatch();
UpdateSolid();
if (filler.FillType == BrushPainter2Type.None)
{
noneRadioButton.Checked = true;
}
else if (filler.FillType == BrushPainter2Type.Solid)
{
solidRadioButton.Checked = true;
}
else if (filler.FillType == BrushPainter2Type.Hatch)
{
hatchRadioButton.Checked = true;
}
else
{
gradientRadioButton.Checked = true;
}
}
/// <summary>
/// Initializes a new instance of <c>BrushPainter2EditorDialog</c> using an existing <c>BrushPainter2</c>
/// and positioned beneath the specified control.
/// </summary>
/// <param name="filler">Existing <c>BrushPainter2</c> object.</param>
/// <param name="c">Control beneath which the dialog should be placed.</param>
/// <exception cref="System.ArgumentNullException">
/// Thrown if <paramref name="filler" /> is null.
/// </exception>
public BrushPainter2EditorDialog(BrushPainter2 filler, Control c) : this(filler)
{
Utils.SetStartPositionBelowControl(this, c);
}
/// <summary>
/// Initializes a new instance of <c>BrushPainter2EditorDialog</c> using an empty <c>BrushPainter2</c>
/// and positioned beneath the specified control.
/// </summary>
/// <param name="c">Control beneath which the dialog should be placed.</param>
public BrushPainter2EditorDialog(Control c) : this(BrushPainter2.Empty(), c)
{
}
/// <summary>
/// Initializes a new instance of <c>BrushPainter2EditorDialog</c> using an empty <c>BrushPainter2</c>
/// at the default window position.
/// </summary>
public BrushPainter2EditorDialog() : this(BrushPainter2.Empty())
{
}
