Code/Sandbox/Plugins/CryDesigner/Tools/Shape/CurveTool.h

   1 // Copyright 2001-2018 Crytek GmbH / Crytek Group. All rights reserved.
   2
   3 #pragma once
   4
   5 #include "PolylineTool.h"
   6
   7 namespace Designer
   8 {
   9 struct CurveParameter
  10 {
  11         CurveParameter() :
  12                 m_NumOfSubdivision(kDefaultSubdivisionNum)
  13         {
  14         }
  15
  16         void Serialize(Serialization::IArchive& ar)
  17         {
  18                 ar(SUBDIVISION_RANGE(m_NumOfSubdivision), "SubdivisionCount", "Subdivision Count");
  19         }
  20
  21         int m_NumOfSubdivision;
  22 };
  23
  24 class CurveTool : public PolylineTool
  25 {
  26 public:
  27
  28         CurveTool(EDesignerTool tool) :
  29                 PolylineTool(tool),
  30                 m_ArcState(eArcState_ChooseFirstPoint)
  31         {
  32         }
  33
  34         virtual ~CurveTool(){}
  35
  36         void Leave();
  37         bool OnLButtonDown(CViewport* view, UINT nFlags, CPoint point) { return true; }
  38         bool OnLButtonUp(CViewport* view, UINT nFlags, CPoint point);
  39         bool OnMouseMove(CViewport* view, UINT nFlags, CPoint point);
  40         void Display(DisplayContext& dc);
  41         bool OnKeyDown(CViewport* view, uint32 nChar, uint32 nRepCnt, uint32 nFlags);
  42
  43         bool IsPhaseFirstStepOnPrimitiveCreation() const override;
  44         void Serialize(Serialization::IArchive& ar) override;
  45
  46 protected:
  47         void PrepareArcSpots(CViewport* view, UINT nFlags, CPoint point);
  48
  49         enum EDrawingArcState
  50         {
  51                 eArcState_ChooseFirstPoint,
  52                 eArcState_ChooseLastPoint,
  53                 eArcState_ControlMiddlePoint
  54         };
  55
  56         ELineState       m_LineState;
  57         EDrawingArcState m_ArcState;
  58         Spot             m_LastSpot;
  59
  60         CurveParameter   m_CurveParameter;
  61 };
  62 }