nux-0.9.48
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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 SPLINECURVEPICKER_H 00024 #define SPLINECURVEPICKER_H 00025 00026 #include "TimerProc.h" 00027 00028 namespace nux 00029 { 00030 00031 class SplineCurveDialog; 00032 class SplineCurveEditor; 00033 class SplineCurvePreview; 00034 class TimerFunctor; 00035 //struct TimerHandle; 00036 00037 class SplineCurveDialogProxy 00038 { 00039 public: 00040 SplineCurveDialogProxy (bool ModalWindow); 00041 ~SplineCurveDialogProxy(); 00042 00043 void RecvDialogOk (SplineCurveEditor *splinecurve); 00044 void RecvDialogCancel (SplineCurveEditor *splinecurve); 00045 void RecvDialogChange (SplineCurveEditor *splinecurve); 00046 00047 void Start(); 00048 bool IsActive(); 00049 void StopThreadMonitoring(); 00050 00051 const SplineKnot &GetControlPoints() const; 00052 void SetControlPoints (const SplineKnot &); 00053 00054 private: 00055 SplineKnot m_PreviousControlPoints; 00056 SplineKnot m_ControlPoints; 00057 00058 SplineCurveEditor *m_Curve; 00059 bool m_bDialogChange; 00060 bool m_bDialogRunning; 00061 unsigned int m_DialogThreadID; 00062 bool m_ModalWindow; 00063 NThread *m_Thread; 00064 00065 friend class SplineCurvePreview; 00066 }; 00067 00068 class SplineCurvePreview : public View 00069 { 00070 public: 00071 SplineCurvePreview (NUX_FILE_LINE_PROTO); 00072 ~SplineCurvePreview(); 00073 virtual long ProcessEvent (IEvent &ievent, long TraverseInfo, long ProcessEventInfo); 00074 virtual void Draw (GraphicsEngine &GfxContext, bool force_draw); 00075 virtual void DrawContent (GraphicsEngine &GfxContext, bool force_draw); 00076 virtual void PostDraw (GraphicsEngine &GfxContext, bool force_draw); 00077 00078 void SetXAxisBounds (float minX, float maxX); 00079 void SetYAxisBounds (float minY, float maxY); 00080 void UpdateGraph(); 00081 00082 int GetNumKnot() const; 00083 SplineKnot::Knot GetKnot (int i) const; 00084 00085 sigc::signal<void, SplineCurveEditor * > sigSplineChanged; 00086 void RecvDialogChange (SplineCurveEditor *splinecurve); 00087 00088 const SplineKnot &GetControlPoints() const; 00089 void Reset(); 00090 00091 protected: 00092 // used by SplineCurvePropertyItem 00093 void AddKnot (double x, double y, bool bSelected); 00094 00095 private: 00096 void SetControlPoints (const SplineKnot &); 00097 00098 double Eval (double t); 00099 void RecvTimer (void *v); 00100 void RecvClick (int x, int y, unsigned long button_flags, unsigned long key_flags); 00101 00102 float m_minX, m_minY, m_maxX, m_maxY; 00103 00104 TimerFunctor *m_ChangeDetectionTimer; 00105 TimerHandle m_ChangeTimerHandler; 00106 00107 TextureLayer *m_BackgroundLayer; 00108 ObjectPtr<IOpenGLBaseTexture> Texture; 00109 GLSh_DrawFunction *m_DrawFunctionShader; 00110 WindowThread *m_WindowDialog; 00111 00112 SplineCurveDialogProxy *m_DialogThreadProxy; 00113 00114 SplineKnot m_control_knot; 00115 CubicSpline m_CubicSpline; 00116 }; 00117 00118 00119 } 00120 00121 #endif // SPLINECURVEPICKER_H