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// Cairo: Draw a Line
import std.stdio;
import gtk.MainWindow;
import gtk.Main;
import gtk.Box;
import gtk.Widget;
import cairo.Context;
import gtk.DrawingArea;
void main(string[] args)
{
TestRigWindow testRigWindow;
Main.init(args);
testRigWindow = new TestRigWindow();
Main.run();
} // main()
class TestRigWindow : MainWindow
{
string title = "Cairo: Draw a Line";
AppBox appBox;
this()
{
super(title);
setSizeRequest(640, 360);
addOnDestroy(&quitApp);
appBox = new AppBox();
add(appBox);
showAll();
} // this() CONSTRUCTOR
void quitApp(Widget widget)
{
writeln("Bye.");
Main.quit();
} // quitApp()
} // class TestRigWindow
class AppBox : Box
{
MyDrawingArea myDrawingArea;
this()
{
super(Orientation.VERTICAL, 10);
myDrawingArea = new MyDrawingArea();
packStart(myDrawingArea, true, true, 0); // LEFT justify
} // this()
} // class AppBox
class MyDrawingArea : DrawingArea
{
this()
{
addOnDraw(&onDraw);
} // this()
bool onDraw(Scoped!Context context, Widget w)
{
context.setLineWidth(3); // prepare the context
context.moveTo(100, 45); // start position
context.lineTo(249, 249); // end position
context.stroke(); // and draw
return(true);
} // onDraw()
} // class MyDrawingArea
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