#第01週上課重點
1.彩色的小畫家
2.
3.
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◎P語言
◎畫線:line(float,float,float,float);
/// line(x1,x2,y1,y2)
◎函式解釋
◎畫四邊形:rect(x,y,sizeX,sizeY);
/// x,y→位置 ; sizeX,sizeY→大小
◎調整視窗大小:size(x,y);
///一定要在第一行
◎用滑鼠畫線:mouseX,mouseY,pmouseX,pmouseY
///mouse→現在滑鼠位置 ; pmouse→上次滑鼠位置
◎線條顏色:stroke(#color);
◎線條粗細:strokeWeight();
◎利用按鍵改變線條顏色或粗細:key
程式碼:
void setup(){
size(600,400);
}
void draw(){
if(key=='A'||key=='a'){strokeWeight(10); stroke(#71B4E5);}
if(key=='B'||key=='b'){strokeWeight(20); stroke(#8BC4D3);}
line(mouseX,mouseY,pmouseX,pmouseY);
//rect(10,10,50,50);
}
size(600,400);
}
void draw(){
if(key=='A'||key=='a'){strokeWeight(10); stroke(#71B4E5);}
if(key=='B'||key=='b'){strokeWeight(20); stroke(#8BC4D3);}
line(mouseX,mouseY,pmouseX,pmouseY);
//rect(10,10,50,50);
}
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