質問編集履歴
1
書式の改善
title
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File without changes
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body
CHANGED
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@@ -14,6 +14,7 @@
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14
14
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/*public static void main(String[] args){
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Draw ft = new Draw();
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}*/
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17
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+
Color cuurentColor = Color.black;
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public Draw(){
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super("ペイント");
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@@ -24,6 +25,10 @@
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//setVisible(true);
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}
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+
public void setColor(Color newColor){
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currrentColor = new Color;
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+
}
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31
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+
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27
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class SampleWindowListener extends WindowAdapter{
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public void windowClosing(WindowEvent e){
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System.exit(0);
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@@ -39,6 +44,7 @@
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Graphics g = getGraphics();
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cx = e.getX();
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cy = e.getY();
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+
g.setColor(currentColor);
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g.drawLine(x,y,cx,cy);
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x = cx;
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y = cy;
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@@ -101,20 +107,20 @@
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class SampleActionListener implements ActionListener{
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public void actionPerformed(ActionEvent e){
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if(e.getSource()==Whitebt){
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104
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-
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110
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+
drawarea.setColor(Color.white);
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105
111
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}else if(e.getSource()==Blackbt){
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106
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-
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112
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+
drawarea.setColor(Color.black);
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107
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}else if(e.getSource()==Redbt){
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108
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-
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114
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+
drawarea.setColor(Color.red);
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109
115
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}else if(e.getSource()==Bluebt){
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110
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-
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116
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drawarea.setColor(Color.blue);
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111
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}else if(e.getSource()==Greenbt){
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112
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-
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118
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+
drawarea.setColor(Color.green);
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}else if(e.getSource()==Clearbt){
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Graphics g = getGraphics();
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115
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-
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121
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+
drawarea.setColor(Color.white);
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g.fillRect(0,0,getSize().width,getSize().height);
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117
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-
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123
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+
drawarea.setColor(Color.black);
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repaint();
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}
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}
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