Graph Drawing

Development Platform:
Visual C++

GraphDefines.h：Code Content
							#ifndef XGL_GRAPH_DEFINES
#define XGL_GRAPH_DEFINES
//////////////////////////////////////////////////////////////////
//GRAPHDEFINES Header File
//GraphDefines.h
//author:  handwolf
//date:    2004.3.22
//This header file includes all that const value that would be
//used in the project
/////////////////////////////////////////////////////////////////
#include "stdafx.h"
#include "afxtempl.h"
#define WINDOW_HEIGHT 600
#define PI 3.14159265358979323846
#define LITTLEFLOAT 0.00001
#define LITTLEANGLE 0.5
//
#define WM_SETCOLOR             WM_USER+5
#define WM_SETFILLCOLOR         WM_USER+6
#define WM_SETFILLSTYLE         WM_USER+7
#define WM_SELGRAPH_POINT       WM_USER+8
#define WM_SELGRAPH_ROTATE      WM_USER+9 
#define WM_SELGRAPH_COLOR       WM_USER+10
#define WM_SELGRAPH_FILLCOLOR   WM_USER+11
#define WM_SELGRAPH_FILLSTYLE   WM_USER+12
#define WM_SELGRAPH_PENWIDTH    WM_USER+13
//
class CShape;
enum GRAPH_SHAPE_TYPE
{
	_shape_none=0,
	_shape_Line,
	_shape_Rectangle,
	_shape_Parallelogram, 
	_shape_Polygon,
	_shape_Circle,
	_shape_Ellipse,
	_shape_RoundRect,
	_shape_ModelCurve3Param,
    _shape_ModelCurve2AvB,
	_shape_BezierCurve
};
enum GRAPH_OPERATION
{
	_graph_noneOp=0,
	_graph_move,
	_graph_rotate,
	_graph_magnify,
    _graph_copy,
	_graph_delete,
	_graph_leftToRight,
	_graph_topTobottom,
	_graph_edit,
	_graph_pointsShow,
	_graph_pointsHide,
	_graph_property
};
enum MOUSE_STATE
{
	_MOUSE_NONESTATE=0,
	_MOUSE_LBUTTONDOWN,
	_MOUSE_LBUTTONUP,
	_MOUSE_MOVE,
	_MOUSE_RBUTTONDOWN,
	_MOUSE_RBUTTONUP,
	_MOUSE_LDBCLICKED
};
enum SHAPE_FILLSTYLE
{
    _shape_none_fill=0,
	_shape_solid_fill
};
enum UND_Kind {				
	_UND_Base,				
	_UND_Title,	
	
	_UND_Operation,
	_UND_Op_create,
	_UND_OP_move,
	_UND_OP_rotate,
	_UND_OP_magnify,
    _UND_OP_copy,
	_UND_OP_delete,
	_UND_OP_leftToRight,
	_UND_OP_topTobottom,
	_UND_OP_edit,
	_UND_OP_pointsShow,
	_UND_OP_property,	
};
enum UND_OperationKind {	
	_UND_Null_Operation,
	_UND_Add_Operation,
	_UND_Delete_Operation,
	_UND_Modify_Operation
};
//操作的数据结构,用于撤消/恢复
struct SUNDMove{
	CArray<unsigned long,unsigned long> ArrId;
	float nStepX;
	float nStepY;
} ;
struct SUNDRotate{
	CArray<unsigned long,unsigned long> ArrId;
	float flCX;
	float flCY;
	float flAngle;
} ;
struct SUNDMagnify{
	CArray<unsigned long,unsigned long> ArrId;
	float flCX;
	float flCY;
	float flScale;
};
struct SUNDShowPoints{
	CArray<unsigned long,unsigned long> ArrId;
	int nShowFlag;
};
struct SUNDLeftToRight{
	CArray<unsigned long,unsigned long> ArrId;
	CRect rtOut;
};
struct SUNDCopy{
	CArray<CShape*,CShape*> ArrShape;	
};
struct SUNDDelete{
	CArray<CShape*,CShape*> ArrShape;	
};
struct SUNDEdit{
	CArray<float,float> ArrDataPrevX;
	CArray<float,float> ArrDataPrevY;
	CArray<float,float> ArrDataCurX;
	CArray<float,float> ArrDataCurY;
	unsigned long nID;
};
struct SUNDPropertyUnit{
	unsigned long     nID;//图形序号
	COLORREF          color;//线条颜色
	COLORREF          colorFill;//填充颜色
	SHAPE_FILLSTYLE   fillStyle;//填充类型
	int               nPenWidth;//笔宽
	float             flRCX;//旋转中心x坐标
	float             flRCY;//旋转中心x坐标
	float             flAngle;//旋转角度
	int               nPtShow;//组成点显示标志 	
};
struct SUNDProperty{
	CArray<SUNDPropertyUnit,SUNDPropertyUnit> ArrPropertyPrev;
	CArray<SUNDPropertyUnit,SUNDPropertyUnit> ArrPropertyCur;
};
////////////////////////////////////////////////////////////////////////////////////
#endif

						