65 lines
1.5 KiB
C#
65 lines
1.5 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Runtime.CompilerServices;
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using System.Runtime.InteropServices;
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using System.Text;
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using System.Threading.Tasks;
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using Echo.UserInterface.Backend;
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using ScottPlot;
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using SDL2;
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using SkiaSharp;
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using skyscraper8.UI.ImGuiForms;
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using testdrid.SdlWrapper;
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namespace skyscraper8.UI.ImGui.Forms
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{
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internal class SdlScottPlotWindow : SdlWindow, IDisposable
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{
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protected readonly Plot _plot;
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private readonly SKBitmap _skBitmap;
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private readonly SKCanvas _skCanvas;
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public SdlScottPlotWindow(ImGuiDevice imGuiDevice, Plot plot, int width, int height, string title)
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: base(imGuiDevice, width, height, title)
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{
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this._plot = plot;
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this._skBitmap = new SKBitmap(new SKImageInfo(width, height, SKColorType.Bgra8888));
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this._skCanvas = new SKCanvas(_skBitmap);
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}
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private byte[] tempBuffer;
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private int dataLength;
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protected override void RenderInternal(Texture surface)
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{
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BeforeRender();
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_plot.Render(_skCanvas, (int)this._size.X, (int)this._size.Y);
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nint data0 = surface.GetData0();
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nint pixels = _skBitmap.GetPixels();
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if (dataLength == 0)
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{
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dataLength = _skBitmap.ByteCount;
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tempBuffer = new byte[dataLength];
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}
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Marshal.Copy(pixels, tempBuffer, 0, dataLength);
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Marshal.Copy(tempBuffer, 0, data0, dataLength);
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}
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protected virtual void BeforeRender()
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{
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}
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public void Dispose()
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{
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_plot.Dispose();
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_skBitmap.Dispose();
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_skCanvas.Dispose();
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}
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}
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}
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