nux-0.9.48

Nux/TimeGraph.h

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00001 /*
00002  * Copyright 2010 Inalogic® Inc.
00003  *
00004  * This program is free software: you can redistribute it and/or modify it
00005  * under the terms of the GNU Lesser General Public License, as
00006  * published by the  Free Software Foundation; either version 2.1 or 3.0
00007  * of the License.
00008  *
00009  * This program is distributed in the hope that it will be useful, but
00010  * WITHOUT ANY WARRANTY; without even the implied warranties of
00011  * MERCHANTABILITY, SATISFACTORY QUALITY or FITNESS FOR A PARTICULAR
00012  * PURPOSE.  See the applicable version of the GNU Lesser General Public
00013  * License for more details.
00014  *
00015  * You should have received a copy of both the GNU Lesser General Public
00016  * License along with this program. If not, see <http://www.gnu.org/licenses/>
00017  *
00018  * Authored by: Jay Taoko <jaytaoko@inalogic.com>
00019  *
00020  */
00021 
00022 
00023 #ifndef TIMEGRAPH_H
00024 #define TIMEGRAPH_H
00025 
00026 #include "NuxGraphics/GpuDevice.h"
00027 #include "NuxGraphics/GLDeviceObjects.h"
00028 #include "NuxGraphics/GLSh_DrawFunction.h"
00029 #include "TimerProc.h"
00030 
00031 namespace nux
00032 {
00033 
00034   typedef float (*FunctionCallback) (float);
00035 
00036   class VLayout;
00037   class HLayout;
00038   class Button;
00039   class StaticTextBox;
00040   class InputArea;
00041 
00042   class TimeGraph : public View
00043   {
00044     NUX_DECLARE_OBJECT_TYPE (TimeGraph, View);
00045   public:
00046     TimeGraph (const TCHAR *Title, NUX_FILE_LINE_PROTO);
00047     ~TimeGraph();
00048     virtual long ProcessEvent (IEvent &ievent, long TraverseInfo, long ProcessEventInfo);
00049     virtual void Draw (GraphicsEngine &GfxContext, bool force_draw);
00050     virtual void DrawContent (GraphicsEngine &GfxContext, bool force_draw);
00051     virtual void PostDraw (GraphicsEngine &GfxContext, bool force_draw);
00052 
00053     void AddValue (float Value);
00054     void SetYAxisBounds (float minY, float maxY);
00055     unsigned int AddGraph (Color PrimaryColor, Color SecondaryColor);
00056     void UpdateGraph (unsigned int index, float Value);
00057 
00058     void RecvShowBarGraphics (int x, int y, unsigned long button_flags, unsigned long key_flags);
00059     void RecvShowCurveGraphics (int x, int y, unsigned long button_flags, unsigned long key_flags);
00060     void RecvShowValue (int x, int y, unsigned long button_flags, unsigned long key_flags);
00061     void ShowGraphStyle();
00062     void ShowColumnStyle();
00063     void ShowNumberStyle();
00064   protected:
00065     void InitializeWidgets();
00066     void InitializeLayout();
00067     void DestroyLayout();
00068 
00069   private:
00070     static unsigned int sBufferSize;
00071     VLayout        *m_vlayout;
00072     HLayout        *m_hlayout;
00073     HLayout        *m_hlayout2;
00074     StaticTextBox  *m_GraphTitle;
00075     InputArea       *m_GraphArea;
00076     InputArea       *m_GraphIcon;
00077     InputArea       *m_GraphBarIcon;
00078     InputArea       *m_ValueIcon;
00079     NString m_Title;
00080 
00081     enum
00082     {
00083       SHOW_GRAPH = 0,
00084       SHOW_COLUMN,
00085       SHOW_VALUE
00086     };
00087 
00088     class Graph
00089     {
00090     public:
00091       Graph (Color PrimaryColor, Color SecondaryColor);
00092       Graph (const Graph &graph);
00093       Graph &operator = (const Graph &graph);
00094       ~Graph();
00095       void Update (float Value);
00096       void Clear();
00097       void Reset();
00098       std::list<float> m_ValueList;
00099       // ! Set to true if the graph has been updated during the graphic refresh period.
00100       bool m_HasBeenUpdated;
00101       Color m_PrimaryColor;
00102       Color m_SecondaryColor;
00103     };
00104 
00105     unsigned int m_Option;
00106 
00107     std::vector<Graph> m_DynValueArray;
00108 
00109     float m_minY, m_maxY;
00110 
00111     ObjectPtr<IOpenGLBaseTexture> Texture;
00112     TextureLayer *m_BackgroundLayer;
00113     GLSh_DrawFunction *m_DrawFunctionShader;
00114   };
00115 
00116 
00117 }
00118 
00119 #endif // TIMEGRAPH_H