質問編集履歴
1
入力するメソッドを移動させました。
test
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File without changes
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test
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@@ -11,18 +11,23 @@
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11
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### 発生している問題・エラーメッセージ
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12
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```
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-
PolygonTimer.java:2
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14
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+
PolygonTimer.java:20: エラー: 式の開始が不正です
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public void setI(){this.i++;}
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^
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+
PolygonTimer.java:22: エラー: <identifier>がありません
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System.out.print("How many squares do you want to draw?:");
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^
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PolygonTimer.java:22: エラー: 型の開始が不正です
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System.out.print("How many squares do you want to draw?:");
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22
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^
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-
PolygonTimer.java:3
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23
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+
PolygonTimer.java:31: エラー: 型の開始が不正です
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if(i = n;){
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^
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20
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PolygonTimer.java:3
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26
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+
PolygonTimer.java:31: エラー: <identifier>がありません
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if(i = n;){
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^
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PolygonTimer.java:3
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+
PolygonTimer.java:31: エラー: 型の開始が不正です
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if(i = n;){
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-
^
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```
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### 該当のソースコード
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@@ -34,13 +39,12 @@
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import java.awt.Graphics;
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import java.util.Timer;
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import java.util.TimerTask;
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-
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import java.util.Scanner;
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class PolygonTimer{
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private int i = 3;
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-
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Scanner stdIn = new Scanner (System.in);
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public static void main(String[] args){
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@@ -50,6 +54,8 @@
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public void setI(){this.i++;}
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System.out.print("How many squares do you want to draw?:");
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int n = stdIn.nextInt();
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Timer timer = new Timer();
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TimerTask task = new TimerTask(){
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@@ -68,21 +74,12 @@
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}
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-
class DrawCanvas extends JPanel{
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class DrawCanvas extends JPanel{
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-
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Scanner stdIn = new Scanner (System.in);
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-
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-
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public void paintComponent(Graphics g) {
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super.paintComponent(g);
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-
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+
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-
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System.out.print("How many squares do you want to draw?:");
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-
int n = stdIn.nextInt();
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-
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-
if(i <= n){
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g.clearRect(0,0,1000,1000);
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int x0 = 500;
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@@ -101,7 +98,7 @@
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g.setColor(Color.red);
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g.drawPolygon(x, y, i);
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i++;
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-
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+
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}
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public void paint(Graphics g) {
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