71 lines
2.4 KiB
C#
71 lines
2.4 KiB
C#
using Gtk;
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using CairoObjective;
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using FractalTreeGtk.Draw;
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using System;
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using System.Threading;
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using System.Threading.Tasks;
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using System.Diagnostics;
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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;
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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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CreateNewFractal();
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}
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public void CreateNewFractal()
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{
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fractal = new Fractal(fractallevels, this);
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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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++fractallevels;
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CreateNewFractal();
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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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--fractallevels;
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CreateNewFractal();
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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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long branches = 0;
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Text.CenterText = false;
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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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try
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{
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foreach (CairoObjective.DrawObjects.Line line in lines) {
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branches++;
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Line.Make(line);
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}
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}
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catch (NullReferenceException)
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{
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Trace.WriteLine("Hello Null");
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break;
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}
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}
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Text.Make($"Total Branches: {branches}", -(AllocatedWidth / 2) + 1, -29, 21, new Cairo.Color(0, 0, 0));
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Text.Make($"Levels: {fractallevels}", -(AllocatedWidth / 2) + 1, -4, 21, new Cairo.Color(0, 0, 0));
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Text.Make($"Total Branches: {branches}", -(AllocatedWidth / 2), -30, new Cairo.Color(0.1, 1, 0.1));
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Text.Make($"Levels: {fractallevels}", -(AllocatedWidth / 2), -5, new Cairo.Color(0.1,1,0.1));
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}
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}
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}
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