static void Main(string[] args)
{
Triangle t = new Triangle();
Console.WriteLine(t.GetNumberOfSides());
t.Print();
IDrawable id = (IDrawable)t;
id.Draw();
IPrintable ip = (IPrintable)t;
ip.Draw();
Console.ReadKey();
}
private static void ExploreMultipleInheritanceWithInterfaces()
{
Square s = new Square();
Console.WriteLine("Square has {0} sides.", s.GetNumberOfSides());
s.Draw();
Console.WriteLine("");
Triangle t = new Triangle();
Console.WriteLine("Triangle has {0} sides.", t.GetNumberOfSides());
IPrintable tp = (IPrintable)t;
tp.Draw(); // Call the explicitly defined IPrintable.Draw()
IDrawable td = (IDrawable)t;
td.Draw(); // Call the explicitly defined IDrawable.Draw()
}
static void Main(string[] args)
{
Console.WriteLine("***** MI Interface Hierarchy *****\n");
Square mySquare = new Square();
IPrintable t = (IPrintable)mySquare;
t.Draw();
IDrawable p = (IDrawable)mySquare;
p.Draw();
mySquare.Print();
Console.WriteLine(mySquare.GetNumberOfSides());
Console.WriteLine("\n");
Rectangle Rec = new Rectangle();
Rec.GetNumberOfSides();
Rec.Draw();
Rec.Print();
Console.WriteLine(Rec.GetNumberOfSides());
Console.ReadLine();
}
/// <summary>
/// 打印各组件
/// </summary>
/// <param name="g">打印GDI接口</param>
private void PrintControls(Graphics g)
{
float topOffSet = 0;
if (_pageFromHeight)
{
topOffSet = -_pageIndex * _pagePrintHeight;
}
float leftOffSet = 0;
float topOffSet1 = 0;
float top = 0;
List <Control> controls = _baseDoc.ReportViewer.GetControls <Control>();
foreach (Control control in controls)
{
if (control is IPrintable)
{
PointF point = GetControlLocation(control);
if (point.X != 1.2345f && point.Y != 1.2345f && (!_pageFromHeight || (point.Y > _pageIndex * _pagePrintHeight && point.Y < (_pageIndex + 1) * _pagePrintHeight)))
{
IPrintable printable = (IPrintable)control;
if (!printable.NoPrint)
{
if (point.Y > top)
{
printable.Draw(g, leftOffSet + point.X, topOffSet + topOffSet1 + point.Y);
}
else
{
printable.Draw(g, leftOffSet + point.X, topOffSet + point.Y);
}
}
}
}
else if (control is Panel && (control as Panel).BorderStyle == BorderStyle.FixedSingle)
{
PointF point = GetControlLocation(control);
if (point.X != 1.2345f && point.Y != 1.2345f && (!_pageFromHeight || (point.Y > _pageIndex * _pagePrintHeight && point.Y < (_pageIndex + 1) * _pagePrintHeight)))
//if (point.X != 1.2345f && point.Y != 1.2345f)
{
g.DrawRectangle(new Pen(control.ForeColor), new Rectangle((int)(leftOffSet + point.X), (int)(topOffSet + topOffSet1 + point.Y), control.Width - 1, control.Height));
}
}
}
foreach (Control control in controls)
{
if (control is IPrintable && control.Parent.Name.ToLower() == "panelfuji")
{
PointF point = GetControlLocation(control);
if (point.X != 1.2345f && point.Y != 1.2345f)
{
IPrintable printable = (IPrintable)control;
if (!printable.NoPrint)
{
if (point.Y > top)
{
printable.Draw(g, leftOffSet + point.X, topOffSet + topOffSet1 + point.Y);
}
else
{
printable.Draw(g, leftOffSet + point.X, topOffSet + point.Y);
}
}
}
}
}
}