87 lines
2.7 KiB
C#
87 lines
2.7 KiB
C#
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using ImGuiNET;
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using Nerfed.Runtime.Graphics;
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using System.Runtime.InteropServices;
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namespace Nerfed.Runtime.Gui
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{
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internal class GuiViewportWindow
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{
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public Window Window => window;
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private readonly GCHandle gcHandle;
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private readonly GraphicsDevice graphicsDevice;
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private readonly ImGuiViewportPtr vp;
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private readonly Window window;
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public GuiViewportWindow(GraphicsDevice graphicsDevice, ImGuiViewportPtr vp, Window window)
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{
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this.graphicsDevice = graphicsDevice;
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this.vp = vp;
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this.window = window;
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gcHandle = GCHandle.Alloc(this);
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if (!window.Claimed)
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{
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graphicsDevice.ClaimWindow(window, SwapchainComposition.SDR, PresentMode.Immediate); // What PresentMode do we need?
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}
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vp.PlatformUserData = (IntPtr)gcHandle;
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}
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public GuiViewportWindow(GraphicsDevice graphicsDevice, ImGuiViewportPtr vp)
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{
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this.graphicsDevice = graphicsDevice;
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this.vp = vp;
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gcHandle = GCHandle.Alloc(this);
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// TODO: Handle all flags.
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ScreenMode screenMode = ScreenMode.Windowed;
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bool systemResizable = true;
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if ((vp.Flags & ImGuiViewportFlags.NoDecoration) == ImGuiViewportFlags.NoDecoration)
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{
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screenMode = ScreenMode.WindowedBorderless;
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systemResizable = false;
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}
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WindowCreateInfo info = new WindowCreateInfo("Window Title", (uint)vp.Pos.X, (uint)vp.Pos.Y, screenMode, systemResizable, false);
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window = new Window(graphicsDevice, info);
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graphicsDevice.ClaimWindow(window, SwapchainComposition.SDR, PresentMode.Immediate); // What PresentMode do we need?
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window.OnMovedEvent += HandleOnMovedEvent;
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window.OnResizedEvent += HandleOnResizedEvent;
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window.OnCloseEvent += HandleOnCloseEvent;
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vp.PlatformUserData = (IntPtr)gcHandle;
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}
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public void Dispose()
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{
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window.OnMovedEvent -= HandleOnMovedEvent;
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window.OnResizedEvent -= HandleOnResizedEvent;
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window.OnCloseEvent -= HandleOnCloseEvent;
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graphicsDevice.UnclaimWindow(window);
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window.Dispose();
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gcHandle.Free();
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}
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private void HandleOnMovedEvent(Window window, int x, int y)
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{
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vp.PlatformRequestMove = true;
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}
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private void HandleOnResizedEvent(Window window, uint w, uint h)
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{
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vp.PlatformRequestResize = true;
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}
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private void HandleOnCloseEvent(Window window)
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{
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vp.PlatformRequestClose = true;
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}
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}
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}
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