parameters.h

B+树的演示程序

// parameters.h

#pragma once


// BPlusTree Parameters
#define MINIMUS_NUMBER_OF_NODE	3
#define MAXIMUM_NUMBER_OF_NODE	10

#define MINIMUS_NUMBER_OF_KEY	0
#define MAXIMUM_NUMBER_OF_KEY	100

#define MAXINPUT 100
#define MAXRANDOM 1024


// Draw BPlusTree Parameters


// CDC HOBJECT
#define NORMAL_COLOR	RGB(50,10,180)
#define LIGHT_COLOR		RGB(240,10,10)
#define THICK_PEN		3
#define THIN_PEN		2

// font
#define FONT_HEIGHT		20
#define FONT_WIDTH		10
#define FONT_WEIGHT		100

// Node
// key
#define KEY_WIDTH		30
#define KEY_HEIGHT		30

// pointer
#define POINTER_HEIGHT	10

// leaf
#define LEAF_CORNER		8
#define LEAF_NEXT_WIDTH			10
#define LEAF_KEY_POINT_LONGTH	20
#define LEAF_KEY_POINT_RADIUS	15

// arrow
#define ARROWDEGREE		30
#define ARROWLEGHT		10
#define PI				3.14159265359

// level
#define DISTANCE		40
#define LEVEL_DISTANCE	80

// tree
#define TREE_LEFT		30
#define TREE_TOP		50