Shamusworld >> Repos - architektonas/blob - src/actions/actiondrawlinetangent2.h

   1 #ifndef __ACTIONDRAWLINETANGENT2_H__
   2 #define __ACTIONDRAWLINETANGENT2_H__
   3
   4 #include "line.h"
   5 #include "actioninterface.h"
   6
   7 class Entity;
   8 /**
   9  * This action class can handle user events to draw tangents from circle to
  10  * circle.
  11  *
  12  * @author James Hammons
  13  * @author Andrew Mustun
  14  */
  15 class ActionDrawLineTangent2: public ActionInterface
  16 {
  17         private:
  18                 enum Status {
  19                         SetCircle1,     /**< Choose the startpoint. */
  20                         SetCircle2      /**< Choose the circle / arc. */
  21                 };
  22
  23         public:
  24                 ActionDrawLineTangent2(EntityContainer & container, GraphicView & graphicView);
  25                 ~ActionDrawLineTangent2();
  26
  27                 virtual void trigger();
  28                 virtual void mouseMoveEvent(QMouseEvent * e);
  29                 virtual void mouseReleaseEvent(QMouseEvent * e);
  30                 virtual void updateMouseButtonHints();
  31                 //virtual void hideOptions();
  32                 //virtual void showOptions();
  33                 virtual void updateMouseCursor();
  34                 virtual void updateToolBar();
  35
  36         private:
  37                 /** Closest tangent. */
  38                 Line * tangent;
  39                 /** 1st chosen entity */
  40                 Entity * circle1;
  41                 /** 2nd chosen entity */
  42                 Entity * circle2;
  43                 /** Data of new tangent */
  44                 LineData data;
  45 };
  46
  47 #endif  // __ACTIONDRAWLINETANGENT2_H__