49 lines
1.5 KiB
C#
49 lines
1.5 KiB
C#
using Gtk;
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using CairoObjective;
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using GLib;
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using FractalTreeGtk.Draw;
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namespace FractalTreeGtk
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{
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internal class CairoWindow : Window
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{
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static int fractallevels = 2;
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DrawingArea drawing = new DrawingArea();
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Fractal fractal = new Fractal(fractallevels);
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public CairoWindow(string title) : base(title) {
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Fullscreen();
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drawing.Drawn += Drawing_Drawn;
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Add(drawing);
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ShowAll();
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KeyPressEvent += CairoWindow_KeyPressEvent;
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}
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private void CairoWindow_KeyPressEvent(object o, KeyPressEventArgs args)
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{
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if(args.Event.Key == Gdk.Key.equal)
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{
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fractal = new Fractal(++fractallevels);
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QueueDraw();
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}
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if (args.Event.Key == Gdk.Key.minus && fractallevels > 1)
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{
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fractal = new Fractal(--fractallevels);
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QueueDraw();
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}
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}
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private void Drawing_Drawn(object o, DrawnArgs args)
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{
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args.Cr.Translate(AllocatedWidth / 2, AllocatedHeight);
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Set.Context = args.Cr;
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Set.Background(new Cairo.Color(0, 0, 0));
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foreach(CairoObjective.DrawObjects.Line[] lines in (CairoObjective.DrawObjects.Line[][])fractal.Fractallines)
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{
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foreach(CairoObjective.DrawObjects.Line line in lines)
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Line.Make(line);
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}
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Text.Make($"Levels: {fractallevels}", -(AllocatedWidth / 2) + 50, -20, new Cairo.Color(1,1,1));
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}
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}
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}
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