utils/framelayout/src/hintanimpl.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        No names yet.
   3 // Purpose:     Contrib. demo
   4 // Author:      Aleksandras Gluchovas
   5 // Modified by:
   6 // Created:     9/11/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Aleksandras Gluchovas
   9 // Licence:     wxWindows license
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef __HINTANIMPL_G__
  13 #define __HINTANIMPL_G__
  14
  15 #include "controlbar.h"
  16
  17 #include "wx/timer.h"
  18
  19 class cbHintAnimTimer;
  20
  21 class cbHintAnimationPlugin : public cbPluginBase
  22 {
  23         DECLARE_DYNAMIC_CLASS( cbHintAnimationPlugin )
  24 protected:
  25         friend class cbHintAnimTimer;
  26
  27         wxScreenDC*      mpScrDc;     // created while tracking hint-rect
  28         cbHintAnimTimer* mpAnimTimer;
  29
  30         // FOR NOW:: try it without mutually exculisve locks
  31         volatile wxRect  mCurRect;
  32
  33         // state variables
  34
  35         bool   mAnimStarted;
  36         bool   mStopPending;
  37
  38         bool   mPrevInClient;
  39         bool   mCurInClient;
  40
  41         wxRect mPrevRect;
  42
  43 public:
  44         int    mMorphDelay;         // delay between frames in miliseconds,     default: 20
  45         int    mMaxFrames;          // number  of iterations for hint morphing, default: 30
  46                                                             // (morph duration = mMorphDelay * mMaxFrames msec)
  47
  48         int    mInClientHintBorder; // default: 4 pixels
  49
  50         bool   mAccelerationOn;     // TRUE, if morph accelerates, otherwise morph
  51                                                                 // speed is constant. Default: TRUE
  52
  53         // TBD:: get/set methods for above members
  54
  55 protected:
  56         void StartTracking();
  57
  58         void DrawHintRect ( wxRect& rect, bool isInClientRect);
  59         void EraseHintRect( wxRect& rect, bool isInClientRect);
  60
  61         void FinishTracking();
  62
  63         void DoDrawHintRect( wxRect& rect, bool isInClientRect);
  64
  65         void RectToScr( wxRect& frameRect, wxRect& scrRect );
  66
  67 public:
  68         cbHintAnimationPlugin(void);
  69
  70         ~cbHintAnimationPlugin();
  71
  72         cbHintAnimationPlugin( wxFrameLayout* pPanel, int paneMask = wxALL_PANES );
  73
  74         void OnDrawHintRect( cbDrawHintRectEvent& event );
  75
  76         DECLARE_EVENT_TABLE()
  77 };
  78
  79
  80 // helper classes
  81
  82 struct MorphInfoT
  83 {
  84         wxPoint mFrom;
  85         wxPoint mTill;
  86 };
  87
  88 class cbHintAnimTimer : public wxTimer
  89 {
  90 protected:
  91
  92         friend class cbHintAnimationPlugin;
  93
  94         wxRect      mPrevMorphed;
  95
  96         MorphInfoT  mUpperLeft;
  97         MorphInfoT  mLowerRight;
  98         int         mCurIter;
  99
 100         long        mLock;
 101
 102         cbHintAnimationPlugin* mpPl;
 103
 104         void MorphPoint( wxPoint& origin, MorphInfoT& info, wxPoint& point );
 105
 106 public:
 107
 108         cbHintAnimTimer(void);
 109
 110         virtual void Notify(void);
 111
 112         virtual bool Init( cbHintAnimationPlugin* pAnimPl, bool reinit );
 113 };
 114
 115 #endif