gui3DProjectionCtrl.h

Engine/source/gui/controls/gui3DProjectionCtrl.h

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Detailed Description

 1
 2//-----------------------------------------------------------------------------  
 3// Gui3DProjectionCtrl  
 4// Doppelganger Inc  
 5// Orion Elenzil 200701  
 6//  
 7//   
 8//-----------------------------------------------------------------------------  
 9  
10#ifndef _GUI3DPROJECTIONCTRL_H_  
11#define _GUI3DPROJECTIONCTRL_H_  
12  
13#include "gui/core/guiTypes.h"  
14#include "gui/core/guiControl.h"  
15#include "gui/3d/guiTSControl.h"  
16#include "scene/sceneObject.h"  
17#include "T3D/player.h"  
18  
19class Gui3DProjectionCtrl : public GuiControl  
20{  
21  
22//-----------------------------------------------------------------------------  
23// stock stuff  
24public:  
25   Gui3DProjectionCtrl();  
26   typedef GuiControl Parent;  
27  
28   DECLARE_CONOBJECT(Gui3DProjectionCtrl);  
29  
30   static  void initPersistFields     ();  
31  
32//-----------------------------------------------------------------------------  
33// more interesting stuff  
34  
35   GuiTSCtrl*                mTSCtrl;           /// must be a child of one of these.  
36   SimObjectPtr<SceneObject> mAttachedTo;       /// optional object we're attached to.  
37   SimObjectPtr<Player>      mAttachedToPlayer; /// same pointer as mAttachedTo, but conveniently casted to player.  
38  
39   Point3F                   mPtWorld;          /// the worldspace point which we're projecting  
40   Point2I                   mPtProj;           /// the screenspace projected point. - note there are further modifiers before   
41   Point2I                   mPtScreen;  
42  
43   Point3F                   mOffsetObject;     /// object-space offset applied first  to the attached point to obtain mPtWorld.  
44   Point3F                   mOffsetWorld;      /// world-space  offset applied second to the attached point to obtain mPtWorld.  
45   Point2I                   mOffsetScreen;     /// screen-space offset applied to mPtProj. note we still have centering, etc.  
46  
47   enum alignment  
48   {  
49      min    = 0,  
50      center = 1,  
51      max    = 2  
52   };  
53  
54   alignment                 mHAlign;           /// horizontal alignment  
55   alignment                 mVAlign;           /// horizontal alignment  
56  
57   bool                      mAutoDelete;       /// optionally self-delete when mAttachedTo is deleted.  
58   Point2I                   mUseEyePoint;      /// optionally use the eye point. x != 0 -> horiz.  y != 0 -> vert.  
59  
60  
61   virtual void   onRender            (Point2I offset, const RectI &updateRect);  
62   virtual void   resizeDuringRender  ();  
63  
64   virtual bool   onWake              ();  
65   virtual void   onSleep             ();  
66   virtual void   onDeleteNotify      (SimObject *object);  
67  
68   void           doPositioning       ();  
69   void           doProjection        ();  
70   void           doAlignment         ();  
71  
72   void           setAttachedTo       (SceneObject*  obj);  
73   SceneObject*   getAttachedTo       ()                 { return mAttachedTo; }  
74   void           setWorldPt          (Point3F& pt)      { mPtWorld = pt;      }  
75   Point3F        getWorldPt          ()                 { return mPtWorld;    }  
76};  
77  
78#endif //_GUI3DPROJECTIONCTRL_H_ 
79