单击按钮时移动卡住 [英] Movement stuck when clicking buttons
问题描述
创建一个类似于绘画的程序，其中有一个矩形，其在屏幕内的移动可以由w,a,s,d"控制；使用鼠标上的滚动条增加或减少键及其大小.还有几个不同颜色的按钮，按下时会用相应的颜色填充矩形.现在的问题是点击任何颜色按钮后，运动停止，即.矩形不动.你可以增加和减少它的大小，但你不能用w,a,s,d"移动.键.请帮我解决这个问题.
Created a Program similar to paint where there is a rectangle whose movement inside the screen can be controlled by "w,a,s,d" keys and its size increased or decreased using the scroller on the mouse. There are also several buttons of various colours which when pressed fills the rectangular shape with the respective colours. Now the problem is after clicking any colour button the movement is stopped ie. the rectangle doesn't move. You can increase and decrease its size but you can't move with "w,a,s,d" keys. Please do help me with that.
而且作为一个可选的请求，我也试图用这个矩形进行绘画，即.当我按空格键时，我想填充在指定区域选择的颜色.现在虽然我能做到.我做的下一个动作即.要么按w,a,s,d"键或滚动条，颜色消失.现在我知道颜色或 fillRect() 必须以某种方式保存，以便下一个操作不会影响它，但我已经尝试了几种方法但它没有发生.我已经评论了下面这幅画的代码.
And also as an optional request, I'm also trying to paint with this rectangle ie. when I press the space bar I want to fill the colour which is selected at the specified area. Now even though I can do that. The next action I do ie. either pressing "w,a,s,d" keys or the scroller, the colour disappears. Now I know that the colour or fillRect() has to be saved somehow so that the next action doesn't affect it, but I've tried several ways but it isn't happening. I've commented the code for the painting below.
我的第一个请求是我的主要请求，如果您无法理解我的意思或不知道解决方案，请留下第二个请求.
My first request is my main request, the second one if you are unable to understand what I mean or don't know the solution just leave it.
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
public class Animation extends Frame implements KeyListener,MouseWheelListener,ActionListener {
int x,y,a,b;
char choice1;
int draw=1;
int n=0;
int color1,color2,color3;
Button button1,button2,button3,button4,button5,button6,button7,button8,button9,button10;
Animation() {
setSize(1000, 1000);
setVisible(true);
x = 500;
y = 500;
a = 20;
b = 50;
addKeyListener(this);
addMouseWheelListener(this);
JFrame frame = new JFrame();
frame.getContentPane().setLayout(null);
button1 = new Button("Black");
button2 = new Button("Blue");
button3 = new Button("Green");
button4 = new Button("Orange");
button5 = new Button("Red");
button6 = new Button("Yellow");
button7 = new Button("Gray");
button8 = new Button("Cyan");
button9 = new Button("Magenta");
button10 = new Button("Pink");
add(button1);add(button2);add(button3);add(button4);add(button5);
add(button6);add(button7);add(button8);add(button9);add(button10);
button1.setBounds(50,680,50,20); button2.setBounds(120,680,50,20);
button3.setBounds(190,680,50,20); button4.setBounds(260,680,50,20);
button5.setBounds(330,680,50,20); button6.setBounds(400,680,50,20);
button7.setBounds(470,680,50,20); button8.setBounds(540,680,50,20);
button9.setBounds(610,680,50,20); button10.setBounds(680,680,50,20);
button1.addActionListener(this);button2.addActionListener(this);
button3.addActionListener(this);button4.addActionListener(this);
button5.addActionListener(this);button6.addActionListener(this);
button7.addActionListener(this);button8.addActionListener(this);
button9.addActionListener(this);button10.addActionListener(this);
addWindowListener(new WindowListener() {
@Override
public void windowOpened(WindowEvent e) {
}
@Override
public void windowClosing(WindowEvent e) {
System.exit(0);
}
@Override
public void windowClosed(WindowEvent e) {
}
@Override
public void windowIconified(WindowEvent e) {
}
@Override
public void windowDeiconified(WindowEvent e) {
}
@Override
public void windowActivated(WindowEvent e) {
}
@Override
public void windowDeactivated(WindowEvent e) {
}
});
}
@Override
public void keyTyped(KeyEvent e) {
}
@Override
public void keyPressed(KeyEvent e) {
}
@Override
public void keyReleased(KeyEvent e) {
choice1 = e.getKeyChar();
if (choice1 == 'w') {
y = y - 10;
}
if (choice1 == 's') {
y = y + 10;
}
if (choice1 == 'a') {
x = x - 10;
}
if (choice1 == 'd') {
x = x + 10;
}
if(choice1 == ' '){
draw=2;
}
repaint();
}
@Override
public void mouseWheelMoved(MouseWheelEvent e) {
double p = e.getPreciseWheelRotation();
if(p>0){
a=a+5;
b=b+5;
} else{
a=a-5;
b=b-5;
}
repaint();
}
@Override
public void actionPerformed(ActionEvent e) {
if(e.getActionCommand().equals("Black")){
color1 = 0;
color2 = 0;
color3 = 0;
}
if(e.getActionCommand().equals("Blue")){
color1 = 0;
color2 = 0;
color3 = 255;
}
if(e.getActionCommand().equals("Green")){
color1 = 0;
color2 = 255;
color3 = 0;
}
if(e.getActionCommand().equals("Orange")){
color1 = 255;
color2 = 165;
color3 = 0;
}
if(e.getActionCommand().equals("Red")){
color1 = 255;
color2 = 0;
color3 = 0;
}
if(e.getActionCommand().equals("Yellow")){
color1 = 255;
color2 = 255;
color3 = 0;
}
if(e.getActionCommand().equals("Gray")){
color1 = 169;
color2 = 169;
color3 = 169;
}
if(e.getActionCommand().equals("Cyan")){
color1 = 0;
color2 = 255;
color3 = 255;
}
if(e.getActionCommand().equals("Magenta")){
color1 = 255;
color2 = 0;
color3 = 255;
}
if(e.getActionCommand().equals("Pink")){
color1 = 255;
color2 = 192;
color3 = 203;
}
repaint();
}
public void paint(Graphics g) {
if(draw==1) {
g.drawRect(x, y, a, b);
g.setColor(new Color(color1,color2,color3));
g.fillRect(x,y,a,b);
}
// if(draw==2){
// fillColor(g);
// draw=1;
// }
}
// public void fillColor(Graphics g){
// g.setColor(Color.red);
// int[] temp1 = new int[50];
// temp1[n] = x;
// int[] temp2 = new int[50];
// temp2[n] = y;
// int[] temp3 = new int[50];
// temp3[n] = a;
// int[] temp4 = new int[50];
// temp4[n] = b;
//
//
// n++;
// for (int i=0;i<n;i++){
// System.out.println("abcd");
// g.fillRect(temp1[n],temp2[n],temp3[n],temp4[n]);
// }
//
// }
public static void main(String[] args) {
Animation animation = new Animation();
}
}
推荐答案
第一个的简短回答.添加:
Short answer for the first. Add:
button1.setFocusable(false);
button2.setFocusable(false);
button3.setFocusable(false);
button4.setFocusable(false);
button5.setFocusable(false);
button6.setFocusable(false);
button7.setFocusable(false);
button8.setFocusable(false);
button9.setFocusable(false);
button10.setFocusable(false);
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