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(下面的代碼代表了我目前創建新bug的方法。)有沒有更快的方法來創建新的錯誤?我必須檢查這些功能,並複製並粘貼它們。這個問題不僅是爲了節省時間,而且是爲了試圖清理代碼。(Javascript)如何快速編碼多種類型的對象?
var xBugSpeed = random(1, 3);
var yBugSpeed = 1;
var bugColor = random(15, 100);
var bug = function() {
this.position = new PVector(random(width), random(height));
this.velocity = new PVector(xBugSpeed, yBugSpeed);
};
var bug1 = function() {
this.position = new PVector(random(width), random(height));
this.velocity = new PVector(xBugSpeed, yBugSpeed);
};
bug.prototype.update = function() {
this.position.add(this.velocity);
};
bug1.prototype.update = function() {
this.position.add(this.velocity);
};
bug.prototype.display = function() {
background(255, 255, 255);
fill(138, bugColor, bugColor);
noStroke();
ellipse(this.position.x, this.position.y, 15, 15);
ellipse(this.position.x - 20, this.position.y, 30, 15);
//legbottom
rect(this.position.x - 14, this.position.y + 4, 5, 10);
rect(this.position.x - 22, this.position.y + 4, 5, 20);
rect(this.position.x - 30, this.position.y + 4, 5, 10);
beginShape(QUADS);
vertex(this.position.x - 9, this.position.y + 14);
vertex(this.position.x - 14, this.position.y + 14);
vertex(this.position.x - 9, this.position.y + 22);
vertex(this.position.x - 4, this.position.y + 22);
endShape();
beginShape(QUADS);
vertex(this.position.x - 25, this.position.y + 14);
vertex(this.position.x - 30, this.position.y + 14);
vertex(this.position.x - 35, this.position.y + 22);
vertex(this.position.x - 30, this.position.y + 22);
endShape();
//legtop
rect(this.position.x - 14, this.position.y - 14, 5, 10);
rect(this.position.x - 22, this.position.y - 23, 5, 20);
rect(this.position.x - 30, this.position.y - 14, 5, 10);
beginShape(QUADS);
vertex(this.position.x - 9, this.position.y - 14);
vertex(this.position.x - 14, this.position.y - 14);
vertex(this.position.x - 9, this.position.y - 22);
vertex(this.position.x - 4, this.position.y - 22);
endShape();
beginShape(QUADS);
vertex(this.position.x - 25, this.position.y - 14);
vertex(this.position.x - 30, this.position.y - 14);
vertex(this.position.x - 35, this.position.y - 22);
vertex(this.position.x - 30, this.position.y - 22);
endShape();
};
bug1.prototype.display = function() {
fill(138, bugColor, bugColor);
noStroke();
ellipse(this.position.x, this.position.y, 15, 15);
ellipse(this.position.x - 20, this.position.y, 30, 15);
//legbottom
rect(this.position.x - 14, this.position.y + 4, 5, 10);
rect(this.position.x - 22, this.position.y + 4, 5, 20);
rect(this.position.x - 30, this.position.y + 4, 5, 10);
beginShape(QUADS);
vertex(this.position.x - 9, this.position.y + 14);
vertex(this.position.x - 14, this.position.y + 14);
vertex(this.position.x - 9, this.position.y + 22);
vertex(this.position.x - 4, this.position.y + 22);
endShape();
beginShape(QUADS);
vertex(this.position.x - 25, this.position.y + 14);
vertex(this.position.x - 30, this.position.y + 14);
vertex(this.position.x - 35, this.position.y + 22);
vertex(this.position.x - 30, this.position.y + 22);
endShape();
//legtop
rect(this.position.x - 14, this.position.y - 14, 5, 10);
rect(this.position.x - 22, this.position.y - 23, 5, 20);
rect(this.position.x - 30, this.position.y - 14, 5, 10);
beginShape(QUADS);
vertex(this.position.x - 9, this.position.y - 14);
vertex(this.position.x - 14, this.position.y - 14);
vertex(this.position.x - 9, this.position.y - 22);
vertex(this.position.x - 4, this.position.y - 22);
endShape();
beginShape(QUADS);
vertex(this.position.x - 25, this.position.y - 14);
vertex(this.position.x - 30, this.position.y - 14);
vertex(this.position.x - 35, this.position.y - 22);
vertex(this.position.x - 30, this.position.y - 22);
endShape();
};
bug.prototype.checkEdges = function() {
if (this.position.x > width) {
this.position.x = 0;
}
else if (this.position.x < 0) {
this.position.x = width;
}
if (this.position.y > height) {
this.position.y = 0;
}
else if (this.position.y < 0) {
this.position.y = height;
}
};
bug1.prototype.checkEdges = function() {
if (this.position.x > width) {
this.position.x = 0;
}
else if (this.position.x < 0) {
this.position.x = width;
}
if (this.position.y > height) {
this.position.y = 0;
}
else if (this.position.y < 0) {
this.position.y = height;
}
};
var bug = new bug();
var bug1 = new bug1();
draw = function() {
bug.update();
bug.checkEdges();
bug.display();
bug1.update();
bug1.checkEdges();
bug1.display();
};
除了'bug'的顯示方法正在對'background(255,255,255)'進行額外調用外,''bug''和'bug1'之間沒有任何區別,''這看起來像一個複製粘貼代碼如果是這樣,你應該只使用'bug'的一個聲明,並簡單地將它的實例作爲'var bug = new bug(); var bug1 =新bug();' – codtex