nux-1.16.0
Histogram.h
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 HISTOGRAM_H
00024 #define HISTOGRAM_H
00025 
00026 #include "NuxGraphics/GpuDevice.h"
00027 #include "NuxGraphics/GLDeviceObjects.h"
00028 #include "NuxGraphics/GLSh_DrawFunction.h"
00029 
00030 namespace nux
00031 {
00032 
00033   class Histogram : public View
00034   {
00035   public:
00036     Histogram (NUX_FILE_LINE_PROTO);
00037     ~Histogram();
00038     virtual long ProcessEvent (IEvent &ievent, long TraverseInfo, long ProcessEventInfo);
00039     virtual void Draw (GraphicsEngine &GfxContext, bool force_draw);
00040     virtual void DrawContent (GraphicsEngine &GfxContext, bool force_draw);
00041     virtual void PostDraw (GraphicsEngine &GfxContext, bool force_draw);
00042 
00043     void setXAxisBounds (int minX, int maxX);
00044     void setYAxisBounds (int minY, int maxY);
00045 
00046     void SetHistogram (std::vector<int>& HistogramData);
00047 
00048   private:
00049     int m_minX, m_minY, m_maxX, m_maxY;
00050 
00051     std::vector<int> m_HistogramData;
00052     ObjectPtr<IOpenGLBaseTexture> Texture;
00053     TextureLayer *m_BackgroundLayer;
00054     GLSh_DrawFunction *m_DrawFunctionShader;
00055   };
00056 
00057 }
00058 
00059 #endif // HISTOGRAM_H
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