142 lines
4.7 KiB
C#
142 lines
4.7 KiB
C#
//-----------------------------------------------------------------------
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//-----------------------------------------------------------------------
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// file="ViewPort.cs"
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// Project: StgSharp
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// AuthorGroup: Nitload Space
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// Copyright (c) Nitload Space. All rights reserved.
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//
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// Permission is hereby granted, free of charge, to any person
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// obtaining a copy of this software and associated documentation
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// files (the “Software”), to deal in the Software without restriction,
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// including without limitation the rights to use, copy, modify, merge,
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// publish, distribute, sublicense, and/or sell copies of the Software,
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// and to permit persons to whom the Software is furnished to do so,
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// subject to the following conditions:
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//
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// The above copyright notice and
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// this permission notice shall be included in all copies
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// or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED “AS IS”,
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// WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
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// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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// ARISING FROM, OUT OF OR IN CONNECTION WITH
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// THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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//-----------------------------------------------------------------------
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//-----------------------------------------------------------------------
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using System;
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using System.Collections.Concurrent;
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using System.Diagnostics;
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using System.Runtime.CompilerServices;
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using System.Text;
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using System.Threading;
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namespace StgSharp.MVVM
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{
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public class ViewPort
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{
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private static ConcurrentDictionary<IntPtr, ViewPort> _handleToViewPortIndex = new ConcurrentDictionary<IntPtr, ViewPort>(
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);
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private int _shouldCloseMask, _closeRequestedMask;
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private int _width, _height, _newWidth, _newHeight;
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internal ViewPort()
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{
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_newHeight = 600;
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_newWidth = 800;
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FlushSize();
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Name = new StackFrame( 1, false ).
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GetMethod()!.DeclaringType!.Name;
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Monitor = IntPtr.Zero;
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ViewPortID = InternalIO.glfwCreateWindow(
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_newWidth, _newHeight, Encoding.UTF8.GetBytes( Name ), Monitor,
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IntPtr.Zero );
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if( ViewPortID == IntPtr.Zero ) {
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throw new InvalidOperationException(
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"Unable to create viewport handle." );
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}
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_handleToViewPortIndex.TryAdd( ViewPortID, this );
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}
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public ViewPort(int width, int height, string name, IntPtr monitor )
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{
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_newWidth = width;
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_newHeight = height;
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FlushSize();
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Name = name;
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Monitor = monitor;
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ViewPortID = InternalIO.glfwCreateWindow(
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_newWidth, _newHeight, Encoding.UTF8.GetBytes( Name ), Monitor,
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IntPtr.Zero );
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if( ViewPortID == IntPtr.Zero ) {
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throw new InvalidOperationException(
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"Unable to create viewport handle." );
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}
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_handleToViewPortIndex.TryAdd( ViewPortID, this );
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}
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public unsafe int Height
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{
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get { return _height; }
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internal set { Interlocked.Exchange( ref _height, value ); }
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}
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public unsafe int Width
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{
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get { return _width; }
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internal set { Interlocked .Exchange( ref _width, value ); }
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}
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public IntPtr GraphicHandle
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{
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get;
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internal set;
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}
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public IntPtr Monitor
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{
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get;
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internal set;
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}
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public IntPtr ViewPortID
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{
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get;
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private set;
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}
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public string Name
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{
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get;
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set;
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}
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//[BlueprintNodeExecution]
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[MethodImpl( MethodImplOptions.AggressiveInlining )]
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public static bool GetExistedViewPort(
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IntPtr handle,
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out ViewPort port )
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{
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return _handleToViewPortIndex.TryGetValue( handle, out port );
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}
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internal unsafe void FlushSize()
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{
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Interlocked.Exchange( ref _height, _newHeight );
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Interlocked.Exchange( ref _width, _newWidth );
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}
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internal void RequestFlushSizeInNextFrame( int width, int height )
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{
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Interlocked.Exchange( ref _newHeight, height );
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Interlocked .Exchange( ref _newWidth, width );
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}
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}
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}
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