Yay! Cairo inside Gtk!
svn path=/branches/dmsnell/heap-buddy/; revision=63573
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dsnell
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bbfb920bfe
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//
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// Graph.cs
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// based on BacktracesReport.cs
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//
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//
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// BacktracesReport.cs
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//
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// Copyright (C) 2005 Novell, Inc.
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//
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of version 2 of the GNU General Public
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// License as published by the Free Software Foundation.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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// USA.
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//
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using System;
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using System.Collections;
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using Cairo;
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using Gtk;
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namespace HeapBuddy {
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public class GraphReport : Report {
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public GraphReport () : base ("Graph") { }
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public Context Context;
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public Gdk.Window Window;
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public OutfileReader Reader;
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public ArrayList Stamps;
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override public void Run (OutfileReader reader, string [] args)
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{
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Reader = reader;
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Stamps = new ArrayList ();
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CollectStamps ();
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Sort ();
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Application.Init ();
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Window MainWindow = new Window ("Heap-Buddy");
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MainWindow.SetDefaultSize (640, 480);
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MainWindow.DeleteEvent += QuitApplication;
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VPaned box1 = new VPaned ();
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MainWindow.Add (box1);
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MenuBar MainMenu = new MenuBar ();
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Menu FileMenu = new Menu ();
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MenuItem ExitItem = new MenuItem ("E_xit");
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ExitItem.Activated += QuitApplication;
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FileMenu.Append (ExitItem);
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MenuItem FileItem = new MenuItem ("_File");
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FileItem.Submenu = FileMenu;
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MainMenu.Append (FileItem);
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box1.Add (MainMenu);
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CairoGraph cg = new CairoGraph (this);
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box1.Add (cg);
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box1.ResizeChildren ();
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MainWindow.ShowAll ();
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Application.Run ();
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}
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public void SetContext (Context c, Gdk.Window w)
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{
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Context = c;
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Window = w;
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Continue ();
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}
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public void Continue ()
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{
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int x, y, w, h, d;
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Window.GetGeometry (out x, out y, out w, out h, out d);
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Context c = Context;
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if (Stamps.Count <= 0)
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return;
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c.Color = new Color (1, 1, 1, 1);
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c.Paint ();
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// Calculate our Time Span, bail if zero
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long TimeSpan = ((MemStamp)Stamps [Stamps.Count - 1]).TimeT - ((MemStamp)Stamps [0]).TimeT;
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if (TimeSpan == 0)
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return;
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long LowBytes = ((MemStamp)Stamps [0]).LiveBytes;
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long HighBytes = 0;
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foreach (MemStamp ms in Stamps) {
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if (ms.LiveBytes < LowBytes)
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LowBytes = ms.LiveBytes;
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if (ms.LiveBytes > HighBytes)
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HighBytes = ms.LiveBytes;
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}
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//*********Scaling
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// How much room for the labels?
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c.FontSize = 15;
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string label = Util.PrettySize (HighBytes);
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double GOX = c.TextExtents (label).Width + 15;
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double GOY = h - 30;
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double GW = w - GOX - 10;
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double GH = GOY - 10;
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double xscale = (double)TimeSpan / GW;
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double yrange = HighBytes - LowBytes;
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double yscale = yrange / GH;
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// Border
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c.Color = new Color (0, 0, 0, 1);
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c.LineWidth = 5;
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c.Rectangle (GOX, GOY, GW, -GH);
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// Memory line
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c.MoveTo (GOX, GOY);
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long LowTime = ((MemStamp)Stamps [0]).TimeT;
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foreach (MemStamp ms in Stamps) {
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c.LineTo (GOX + (double)(ms.TimeT - LowTime) / xscale, GOY - (double)(ms.LiveBytes - LowBytes) / yscale);
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}
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c.LineWidth = 1.5;
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c.Stroke ();
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// Labels
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c.LineWidth = 1;
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// Memory
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for (int i = 0; i <= 10; i++) {
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c.MoveTo (GOX - 5, GOY - i * GH / 10);
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c.LineTo (GOX, GOY - i * GH / 10);
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c.Stroke ();
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label = Util.PrettySize (LowBytes + (i * (long)yrange / 10));
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TextExtents e = c.TextExtents (label);
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c.MoveTo (GOX - 10 - e.Width, GOY - i * GH / 10 + 0.5 * e.Height);
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c.ShowText (label);
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}
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// Time
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for (int i = 0; i < 15; i++) {
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c.MoveTo (GOX + i * GW / 15, GOY);
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c.LineTo (GOX + i * GW / 15, GOY + 5);
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c.Stroke ();
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label = Util.PrettyTime (i * TimeSpan / 15);
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TextExtents e = c.TextExtents (label);
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c.MoveTo (GOX + i * GW / 15 - 0.5 * e.Width, GOY + 15 + e.Height);
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c.ShowText (label);
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}
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}
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public class MemStamp {
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public long LiveBytes;
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public long TimeT;
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public MemStamp (long bytes, long time) {
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LiveBytes = bytes;
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TimeT = time;
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}
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}
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public class MemStampComparer : IComparer {
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int IComparer.Compare (System.Object x, System.Object y) {
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MemStamp a = (MemStamp)x;
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MemStamp b = (MemStamp)y;
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if (a.TimeT > b.TimeT) return 1;
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else if (a.TimeT < b.TimeT) return -1;
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else return 0;
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}
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}
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public void CollectStamps ()
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{
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foreach (Gc gc in Reader.Gcs) {
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Stamps.Add (new MemStamp (gc.PostGcLiveBytes, gc.TimeT));
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}
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foreach (Resize r in Reader.Resizes) {
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Stamps.Add (new MemStamp (r.TotalLiveBytes, r.time_t));
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}
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}
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public void Sort ()
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{
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IComparer ic = new MemStampComparer ();
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Stamps.Sort (ic);
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}
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protected static void QuitApplication (object o, EventArgs e)
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{
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Application.Quit ();
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}
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}
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public class CairoGraph : DrawingArea
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{
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public Cairo.Context Context;
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public Gdk.Window Window;
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public GraphReport GraphReport;
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public CairoGraph (GraphReport gr)
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{
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GraphReport = gr;
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}
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protected override bool OnExposeEvent (Gdk.EventExpose args)
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{
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Window = args.Window;
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Context = Gdk.Context.CreateDrawable (Window);
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GraphReport.SetContext (Context, Window);
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return true;
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}
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}
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}
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@ -1,6 +1,6 @@
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CSC = mcs -debug
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CSFLAGS = -target:exe -r:Mono.Cairo -pkg:gtk-sharp -r:System.Drawing.dll
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CSFLAGS = -target:exe -r:Mono.Cairo -pkg:gtk-sharp-2.0 -r:System.Drawing.dll
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TARGET = HeapBuddy.exe
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WRAPPER = heap-buddy
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@ -10,7 +10,8 @@ REPORT_CSFILES = \
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HistoryReport.cs \
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SummaryReport.cs \
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TypesReport.cs \
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MemlogReport.cs
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MemlogReport.cs \
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GraphReport.cs
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CSFILES = \
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HeapBuddy.cs \
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@ -27,7 +28,6 @@ CSFILES = \
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MemZone.cs \
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TypeLog.cs \
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MethodLog.cs \
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MemGraph.cs \
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Graphics.cs \
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$(REPORT_CSFILES)
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@ -153,7 +153,7 @@ sharedstatedir = @sharedstatedir@
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sysconfdir = @sysconfdir@
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target_alias = @target_alias@
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CSC = mcs -debug
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CSFLAGS = -target:exe -r:Mono.Cairo -pkg:gtk-sharp -r:System.Drawing.dll
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CSFLAGS = -target:exe -r:Mono.Cairo -pkg:gtk-sharp-2.0 -r:System.Drawing.dll
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TARGET = HeapBuddy.exe
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WRAPPER = heap-buddy
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REPORT_CSFILES = \
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@ -161,7 +161,8 @@ REPORT_CSFILES = \
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HistoryReport.cs \
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SummaryReport.cs \
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TypesReport.cs \
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MemlogReport.cs
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MemlogReport.cs \
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GraphReport.cs
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CSFILES = \
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HeapBuddy.cs \
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@ -178,7 +179,6 @@ CSFILES = \
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MemZone.cs \
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TypeLog.cs \
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MethodLog.cs \
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MemGraph.cs \
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Graphics.cs \
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$(REPORT_CSFILES)
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@ -203,7 +203,6 @@ namespace HeapBuddy {
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Console.WriteLine ("Memlog commands:");
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Console.WriteLine (" list: list the items in the current path");
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Console.WriteLine (" rows [n]: specify how many rows to print - zero for all");
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Console.WriteLine (" graph [filename]: generate graph of memory usage (memlog.png default)");
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Console.WriteLine (" help: show this screen");
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Console.WriteLine (" quit: quit");
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}
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@ -277,18 +276,7 @@ namespace HeapBuddy {
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i++;
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}
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break;
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case "graph":
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string filename = null;
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if (i + 1 < cmds.Length)
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filename = cmds[++i];
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MemGraph graph = new MemGraph (reader, filename);
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break;
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break;
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case "/":
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SetPath ("/");
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