public void Build(Selection selection)
{
// check visibility
Visible = selection.ForAll(f => FillDecorator.ContainsType(f.Style.FillStyle, typeof(TextureFill)));
// show the editor only if all figures contain BorderStyle
if (!Visible)
{
return; // do not build anything
}
// remember editing object
_selection = selection;
// get list of objects
var textureFillStyles = _selection.Select(f =>
(TextureFill)FillDecorator.GetDecorator(f.Style.FillStyle, typeof(TextureFill))).ToList();
// copy properties of object to GUI
_updating++;
_image = textureFillStyles.GetProperty(f => f.Image);
lbWrap.Enabled = cbWrap.Enabled = lbScale.Enabled = nudScale.Enabled = _image != null;
cbWrap.SelectedIndex = (int)textureFillStyles.GetProperty(f => f.WrapMode);
nudScale.Value = (decimal)textureFillStyles.GetProperty(f => f.Scale, 1);
_updating--;
}
public static bool ContainsAnyDecorator(Figure figure)
{
var result = false;
result |= RendererDecorator.ContainsAnyDecorator(figure.Renderer);
result |= FillDecorator.ContainsAnyDecorator(figure.Style.FillStyle);
return(result);
}
private void DisplayRectangles()
{
decoratorContent.Children.Clear();
randomNumber = new Random();
chartreuseBrush = new SolidColorBrush(Colors.Chartreuse);
IBaseRectangle baseRect = new BaseRectangle();
// The base component interface
AddRectangleToStackPanel(
baseRect,
"The base component interface"
);
// The base component interface through the Stroke Decorator
// with a Chartreuse stroke of random thickness
AddRectangleToStackPanel(
new StrokeDecorator(baseRect, chartreuseBrush, randomNumber.Next(10)),
"Stroke Decorator adding a chartreuse stroke of random thickness"
);
// The base component interface through the Fill Decorator
// with a random fill color
AddRectangleToStackPanel(
new FillDecorator(baseRect, RandomColorBrush()),
"Fill Decorator adding a random fill color"
);
// The base component interface
// through the Stroke Decorator with a random stroke of random thickness
// through the Fill Decorator with a random fill color
AddRectangleToStackPanel(
new FillDecorator(new StrokeDecorator(baseRect, RandomColorBrush(), randomNumber.Next(10)), RandomColorBrush()),
"Stroke Decorator with random color of random thickness, passed through Fill Decorator with random fill color"
);
// The base component
// through the Fill Decorator with a random fill color
// through the Stroke Decorator with a random stroke of random thickness
FillDecorator fillDecorator = new FillDecorator(new BaseRectangle(), RandomColorBrush());
AddRectangleToStackPanel(
new StrokeDecorator(fillDecorator, RandomColorBrush(), randomNumber.Next(10)),
"Explicitely initiated Fill Decorator with random fill color, passed through Stroke Decorator with random color and random thickness"
);
// The base component interface
// through the Stroke Decorator
// with a random stroke color and stroke thickness of 5
AddRectangleToStackPanel(
new StrokeDecorator(baseRect, RandomColorBrush(), 5),
""
);
}
private void UpdateObject()
{
if (_updating > 0)
{
return; // we are in updating mode
}
// fire event
StartChanging(this, new ChangingEventArgs("Texture Fill Style"));
// get list of objects
var textureFillStyles = _selection.Select(f =>
(TextureFill)FillDecorator.GetDecorator(f.Style.FillStyle, typeof(TextureFill))).ToList();
// send values back from GUI to object
textureFillStyles.SetProperty(f => f.Image = (Bitmap)_image);
textureFillStyles.SetProperty(f => f.WrapMode = (WrapMode)cbWrap.SelectedIndex);
textureFillStyles.SetProperty(f => f.Scale = (float)nudScale.Value);
// fire event
Changed(this, EventArgs.Empty);
}
private void UpdateObject()
{
if (_updating > 0)
{
return; // we are in updating mode
}
// fire event
StartChanging(this, new ChangingEventArgs("Hatch Fill Style"));
// get list of objects
var hatchStyles = _selection.Select(f =>
(HatchFill)FillDecorator.GetDecorator(f.Style.FillStyle, typeof(HatchFill))).ToList();
// send values back from GUI to object
_hatchFill = (HatchStyle)cbHatch.SelectedIndex;
hatchStyles.SetProperty(f => f.HatchStyle = _hatchFill);
_color = lbHatchColor.BackColor;
hatchStyles.SetProperty(f => f.HatchColor = _color);
// fire event
Changed(this, EventArgs.Empty);
}
private static void AddDecorators(Figure fig, FigureTreeNode fignode)
{
if (Helper.ContainsAnyDecorator(fig))
{
if (FillDecorator.ContainsAnyDecorator(fig.Style.FillStyle))
{
var list = FillDecorator.GetDecorators(fig.Style.FillStyle);
foreach (var item in list)
{
fignode.Nodes.Add(string.Format("{0}FillStyleDecorator", item));
}
}
if (RendererDecorator.ContainsAnyDecorator(fig.Renderer))
{
var list = RendererDecorator.GetDecorators(fig.Renderer);
foreach (var item in list)
{
fignode.Nodes.Add(string.Format("{0}RendererDecorator", item));
}
}
}
}
public void Build(Selection selection)
{
// check visibility
Visible = selection.ForAll(f => FillDecorator.ContainsType(f.Style.FillStyle, typeof(HatchFill)));
// show the editor only if all figures contain BorderStyle
if (!Visible)
{
return; // do not build anything
}
// remember editing object
_selection = selection;
// get list of objects
var hatchStyles = _selection.Select(f =>
(HatchFill)FillDecorator.GetDecorator(f.Style.FillStyle, typeof(HatchFill))).ToList();
// copy properties of object to GUI
_updating++;
cbHatch.SelectedIndex = (int)hatchStyles.GetProperty(f => f.HatchStyle, _hatchFill);
lbHatchColor.BackColor = hatchStyles.GetProperty(f => f.HatchColor, _color);
_updating--;
}
static void Main(string[] args)
{
Shape rect = ShapeFactory.GetInstance().GetShape(Shapes.Rectangle);
rect.Render();
GraphicDecorator border = new BorderDecorator(rect, "rosso", 2);
border.Render();
GraphicDecorator dec = new FillDecorator(border, "giallo", "nero", "destra");
dec.Render();
GraphicDecorator all = new BorderDecorator(
new FillDecorator(
new ShadowDecorator(rect, "nero", 0.6),
"giallo", "verde", "destra"),
"rosso", 2);
all.Render();
Console.ReadLine();
}
