歐耶 week01

size(500,500);

background(255,255,0);

void setup(){

  size(500,500);

}

void draw(){

  if(mousePressed) background(255,0,0);//紅色

  else background(0,255,0);//綠色

}

void setup(){
  size(500,500);
}

void draw(){
  if(mousePressed) line(mouseX, mouseY, pmouseX, pmouseY);
} //如果 mouse按下去,就畫線 mouse的XY座標到 previous mouse XY

快速鍵:

Ctrl-c, Ctrl-v

Ctrl-z 還原

Ctrl-t 自動排版

Ctrl-n 新文件

Ctrl-s 存檔

Ctrl-a 全選

void setup(){
  size(500,500);
}

void draw(){
  if(mousePressed) line(mouseX, mouseY, pmouseX, pmouseY);
} //如果 mouse按下去,就畫線 mouse的XY座標到 previous mouse XY
void keyPressed(){
  if(key=='1') strokeWeight(1);
  if(key=='2') strokeWeight(5);
  if(key=='3') strokeWeight(10);
}//如果key按下去,看key的值,決定線的粗細

void draw(){
  if(mousePressed) line(mouseX, mouseY, pmouseX, pmouseY);
} //如果 mouse按下去,就畫線 mouse的XY座標到 previous mouse XY
void keyPressed(){
  if(key=='1') strokeWeight(1);
  if(key=='2') strokeWeight(5);
  if(key=='3') strokeWeight(10);
  if(key=='4') stroke(255,0,0);
  if(key=='5') stroke(255,255,0);
  if(key=='6') stroke(0,255,0);
  if(key=='7') stroke(0,0,255);
  if(key=='8') stroke(255,0,255);
}//如果key按下去,看key的值,決定線的粗細


size(600,400);
background(#FFFFA2);  //色彩的色碼 #RRGGBB
rect(100,100, 400,200);
//在100,100的地方, 畫寬度400,高度200 的長方形
fill(#FFFFA2); //填充色
ellipse(300, 200, 100, 100);



size(400,400);
fill(#FFDC0F);//填充顏色
noStroke();//不要有邊緣的筆觸
//ellipse(50,50, 100, 100);//本來畫圓
arc(50, 50, 100, 100, 0 + 1, PI*2 - 1);//改畫弧度
// X座標,Y, 寬,  高,  開始,  結束,蘋果派的方法畫