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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
using System.Diagnostics;
using System.Reflection;
using System.Security;
using System;
using MS.Internal;
using MS.Internal.PresentationCore; // SecurityHelper
namespace MS.Internal
{
#if DEBUG
internal class MediaTrace : IDisposable
{
public static MediaTrace NodeFlag = new MediaTrace("Node Flags");
public static MediaTrace NodeOp = new MediaTrace("Node Operations");
public static MediaTrace NodeCreation = new MediaTrace("Node creation");
public static MediaTrace DrawingContextOp = new MediaTrace("Drawing Context Op");
public static MediaTrace ContainerOp = new MediaTrace("Drawing Visual Operations Operations");
public static MediaTrace Precompute = new MediaTrace("Precompute");
public static MediaTrace Render = new MediaTrace("Render");
public static MediaTrace RenderClipRectangle = new MediaTrace("Render red clip rectangle around Visual");
public static MediaTrace GraphWalker = new MediaTrace("GraphWalker");
public static MediaTrace DirtyRegion = new MediaTrace("DirtyRegion");
public static MediaTrace DirtyRegionStacks = new MediaTrace("DirtyRegionStacks");
public static MediaTrace RenderPass = new MediaTrace("RenderPass");
public static MediaTrace AnimationThread = new MediaTrace("AnimationThread");
public static MediaTrace ShowDirtyRegion = new MediaTrace("ShowDirtyRegion");
public static MediaTrace HwndTarget = new MediaTrace("HwndTarget");
public static MediaTrace QueueItems = new MediaTrace("MILQueueItems");
public static MediaTrace Statistics = new MediaTrace("Statistics");
public class ChangeQueue
{
public static MediaTrace ApplyChange = new MediaTrace("Change queue: Apply Change");
public static MediaTrace Enqueue = new MediaTrace("Change queue: Enqueue");
}
public static MediaTrace ValidationQueue = new MediaTrace("Validate queue");
// Note:
// If you want to enable trace tags without recompiling. This is a good place to put a break point
// during start-up.
static MediaTrace()
{
// NodeFlag.Enable();
// NodeOp.Enable();
// NodeCreation.Enable();
// DrawingContextOp.Enable();
// ContainerOp.Enable();
// ChangeQueue.ApplyChange.Enable();
// ValidationQueue.Enable();
// RenderClipRectangle.Enable();
// GraphWalker.Enable();
// DirtyRegion.Enable();
// Render.Enable();
// RenderPass.Enable();
// AnimationThread.Enable();
// Precompute.Enable();
// HwndTarget.Enable();
// QueueItems.Enable();
Statistics.Enable();
#if DEBUG
System.Diagnostics.Trace.Listeners.Add(new TextWriterTraceListener(Console.Out));
#endif
}
public MediaTrace(string switchName)
{
_switch = new BooleanSwitch(switchName, "[PresentationCore]");
}
public MediaTrace(string switchName, bool initialState) : this(switchName)
{
_switch.Enabled = initialState;
}
public void Trace(string message)
{
if (_switch.Enabled)
{
System.Diagnostics.Trace.WriteLine(_switch.Description + " " + _switch.DisplayName + " : " + message);
}
}
public void TraceCallers(int Depth)
{
if (_switch.Enabled)
{
System.Diagnostics.StackTrace st = new System.Diagnostics.StackTrace(1);
if (Depth < 0)
Depth = st.FrameCount;
Indent();
for (int i=0; i < st.FrameCount && i < Depth; i++)
{
System.Diagnostics.StackFrame sf = st.GetFrame(i);
Trace(sf.GetMethod()+"+"+sf.GetILOffset().ToString(System.Globalization.CultureInfo.InvariantCulture));
}
Unindent();
}
}
public void Indent()
{
System.Diagnostics.Trace.Indent();
}
public void Unindent()
{
System.Diagnostics.Trace.Unindent();
}
public IDisposable Indented()
{
System.Diagnostics.Trace.Indent();
return (this);
}
public IDisposable Indented(string message)
{
System.Diagnostics.Trace.WriteLine(_switch.Description + " " + _switch.DisplayName + " : " + message);
System.Diagnostics.Trace.Indent();
return (this);
}
void IDisposable.Dispose()
{
System.Diagnostics.Trace.Unindent();
GC.SuppressFinalize(this);
}
public void Enable()
{
_switch.Enabled = true;
}
public void Disable()
{
_switch.Enabled = false;
}
public bool IsEnabled
{
get { return _switch.Enabled; }
}
private System.Diagnostics.BooleanSwitch _switch;
}
#endif
}
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