73 lines
1.8 KiB
C
73 lines
1.8 KiB
C
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#pragma once
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#include "object.h"
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class GDynamic : public Object {
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public:
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// 移动方向
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void move() {
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if(!stay) {
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coord.x += speed.x;
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}
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int x = status % 10, y = status / 10;
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x = (x + 1) % 9;
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status = x + y * 10;
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}
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// 原地不动
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void lock(bool ifLock) { stay = ifLock; }
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void gravity() {
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coord.y += speed.y;
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speed.y += Gravity;
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}
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bool ifAlive() { return alive; }
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void setDir(Direction d) {
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int x = status % 10, y = status / 10;
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switch(d) {
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case DLeft:
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speed.x = -std::abs(speed.x);
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y = DLeft;
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break;
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case DRight:
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speed.x = std::abs(speed.x);
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y = DRight;
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break;
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case DUp:
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break;
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case DDown:
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break;
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}
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status = x + y * 10;
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}
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int getDir() {
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if(speed.x > 0) {
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return DRight;
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} else if(speed.x < 0) {
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return DLeft;
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} else {
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return DStay;
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}
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}
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void setSpeed(POINT v) {
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speed = v;
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if(v.x > 0) {
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setDir(DRight);
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} else {
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setDir(DLeft);
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}
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}
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POINT getSpeed() const { return speed; }
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void setPos(POINT pos) { coord = pos; }
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POINT speed; // 速度
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bool alive; // 是否存活
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bool stay; // 运动锁
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int status; // 记录运动状态 十位表示上下左右，个位表示状态
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// 这里涉及到一个关键 bug ：不要偷懒在构造函数执行前就直接调用封装在类中的 getPoint 等函数
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GDynamic(std::string name, POINT pos, POINT speed, Data* data = nullptr): Object(name, pos, data), speed(speed), alive(true), stay(false), status(0) {}
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};
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