-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathTheFrame.java
More file actions
273 lines (240 loc) · 9.42 KB
/
Copy pathTheFrame.java
File metadata and controls
273 lines (240 loc) · 9.42 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
import java.awt.*;
import java.awt.event.*;
import java.io.EOFException;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import javax.swing.*;
@SuppressWarnings("serial")
public class TheFrame extends JFrame{
private JLabel mouseLabel;//表示鼠标当前位置
private ThePanel drawPanel;//绘图主面板
private JPanel control1; //包含主要控制绘图选项的面板
private JPanel control2; //包含次要控制绘图选项的面板
private Color shapeColor=Color.YELLOW,drawColor = Color.WHITE; //表示初末色型,画板色型的默认值
private JTextField width; //线宽和虚线宽
private ObjectOutputStream output; // 定义输入输出流，用来调用和保存图像文件
private ObjectInputStream input;
private int index;
public TheFrame(){
super("1904910002张泽群的简易适量图形编辑器"); //打印框架标题title
setLayout(new BorderLayout()); //把框架设置为边界布局
mouseLabel=new JLabel("鼠标坐标");
drawPanel=new ThePanel(mouseLabel);
control1=new JPanel();
control2=new JPanel();
control1.setLayout(new FlowLayout());//设置控制面板为流式布局
control1.setAlignmentX(CENTER_ALIGNMENT); //居中对齐
JButton openFile=new JButton("打开图片");
openFile.addActionListener(
new ActionListener(){
public void actionPerformed(ActionEvent event){
fileOpen();
}
});
control1.add(openFile);
JButton saveFile=new JButton("保存图片");
saveFile.addActionListener(
new ActionListener(){
public void actionPerformed(ActionEvent event){
fileSave();
}
});
control1.add(saveFile);
JButton revoke=new JButton("撤销");
revoke.addActionListener( //用于单击按钮
new ActionListener(){ //匿名内部类
public void actionPerformed(ActionEvent event){
drawPanel.clearLastShape();
}
});
control1.add(revoke);//在控制面板1中加入撤销按钮
JButton clear=new JButton("清空");
clear.addActionListener(
new ActionListener(){
public void actionPerformed(ActionEvent event){
drawPanel.clearDrawing();
}
});
control1.add(clear);//在控制面板1中加入清空按钮
String []shapeName={"直线","矩形","圆","三角形"};
@SuppressWarnings({ "unchecked", "rawtypes" })
final JComboBox shapeChoose=new JComboBox(shapeName);//创建图形选择的勾选项
shapeChoose.addItemListener(
new ItemListener(){ //匿名内部类
public void itemStateChanged(ItemEvent event){
drawPanel.setShapeType(shapeChoose.getSelectedIndex());
}
});
control1.add(shapeChoose);//在控制面板1中加入图形选择项
final JCheckBox filled=new JCheckBox("填充");//创建是否填充的勾选项
filled.addItemListener(
new ItemListener(){
public void itemStateChanged(ItemEvent event){
drawPanel.setFilledShape(filled.isSelected());
}
});
control1.add(filled);//在控制面板1中加入填充勾选项
control1.add(new JLabel(" 选取"));
String[] number = {"1","2","3","4","5","6","7","8","9","10","11","12"};
@SuppressWarnings({ "unchecked", "rawtypes" })
final JComboBox numChoose=new JComboBox(number);//选择修改的图形
numChoose.addItemListener(
new ItemListener(){ //匿名内部类
public void itemStateChanged(ItemEvent event){
index =numChoose.getSelectedIndex();
}
});
control1.add(numChoose);//在控制面板1中加入图形选择项
control2.setLayout(new GridLayout(1,7,10,20)); //设置为网格布局1行6列
final JButton panelColor=new JButton("画板色型");//创建两个控制渐变颜色的按钮
panelColor.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent event){
drawColor=JColorChooser.showDialog(TheFrame.this, "选择颜色", shapeColor);//选择颜色1
if(drawColor==null)
drawColor=Color.WHITE;
drawPanel.setBackground(drawColor);
}
});
control2.add(panelColor);
final JButton changeColor=new JButton("图形色型");//创建一个控制颜色的按钮
changeColor.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent event){
shapeColor=JColorChooser.showDialog(TheFrame.this, "选择颜色", shapeColor);//选择颜色1
drawPanel.setCurrentColor(shapeColor);
if(shapeColor==null)
shapeColor=Color.YELLOW;
}
});
control2.add(changeColor); //在控制面板2中加入颜色选择按钮
final JButton resetColor=new JButton("重置选取图形颜色");//创建一个重置选取图形颜色的按钮
resetColor.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent event){
Paint newColor=JColorChooser.showDialog(TheFrame.this, "选择颜色", shapeColor);
if(shapeColor==null)
shapeColor=Color.YELLOW;
drawPanel.resetShapeColor(index, newColor);
}
});
control2.add(resetColor);
final JButton resetSize=new JButton("重置选取图形规模");//创建一个重置选取图形规模的按钮
resetSize.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent event){
String input = JOptionPane.showInputDialog("请输入一个大于0的数来设置缩放规模!");
if(input==null) {
input = "1";
}
float scale = Float.parseFloat(input);
drawPanel.resetShapeSize(index, scale);
}
});
control2.add(resetSize);
final JButton resetLocation=new JButton("重置选取图形位置");//创建一个重置选取图形位置的按钮
resetLocation.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent event){
String input1 = JOptionPane.showInputDialog("请输入一个整数来设置图形中心的X值!");
String input2 = JOptionPane.showInputDialog("请输入一个整数来设置图形中心的Y值!");
if(input1==null||input2==null) {
JOptionPane.showMessageDialog(null, "输入错误!");
}
int x = Integer.parseInt(input1);
int y = Integer.parseInt(input2);
drawPanel.resetShapeLocation(index,x,y);
}
});
control2.add(resetLocation);
control2.add(new JLabel(" 线 宽"));//加入"线宽"的标签
width=new JTextField(); //创建表示线宽的文本框
width.addActionListener(//用于文本框的回车
new ActionListener(){
public void actionPerformed(ActionEvent event){
if(!width.getText().isEmpty()) //如果线宽文本为不为空
drawPanel.setCurrentStroke(Integer.parseInt(width.getText()));
else //否则就设置为默认值
drawPanel.setCurrentStroke(1.0f);
}
});
control2.add(width);
JPanel CONTROL=new JPanel();//创建主控面板
CONTROL.setLayout(new BorderLayout());//设置为边界布局
CONTROL.add(control1,BorderLayout.NORTH);//将control1面板和control2面板加入主控面板
CONTROL.add(control2,BorderLayout.SOUTH);
add(CONTROL,BorderLayout.NORTH); //将主控制面板放在容器顶端
add(drawPanel,BorderLayout.CENTER);//将画图的主面板放在容器中间
add(mouseLabel,BorderLayout.SOUTH);//将显示鼠标坐标的标签放在容器底端
}
public void fileSave() {
JFileChooser fileChooser = new JFileChooser();
fileChooser.setFileSelectionMode(JFileChooser.FILES_ONLY);
int result = fileChooser.showSaveDialog(this);
if (result == JFileChooser.CANCEL_OPTION)
return;
File fileName = fileChooser.getSelectedFile();
fileName.canWrite();
if (fileName == null || fileName.getName().equals(""))
JOptionPane.showMessageDialog(fileChooser, "Invalid File Name",
"Invalid File Name", JOptionPane.ERROR_MESSAGE);
else {
try {
fileName.delete();
FileOutputStream fos = new FileOutputStream(fileName);
output = new ObjectOutputStream(fos);
MyShape[] list = drawPanel.getShapes();
output.writeInt(drawPanel.getShapeNum());
for (int i = 0; i < drawPanel.getShapeNum(); i++) {
MyShape p = list[i];
output.writeObject(p);
output.flush(); // 将所有图形信息强制转换成父类线性化存储到文件中
}
output.close();
fos.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
public void fileOpen() {
JFileChooser fileChooser = new JFileChooser();
fileChooser.setFileSelectionMode(JFileChooser.FILES_ONLY);
int result = fileChooser.showOpenDialog(this);
if (result == JFileChooser.CANCEL_OPTION)
return;
File fileName = fileChooser.getSelectedFile();
fileName.canRead();
if (fileName == null || fileName.getName().equals(""))
JOptionPane.showMessageDialog(fileChooser, "Invalid File Name",
"Invalid File Name", JOptionPane.ERROR_MESSAGE);
else {
try {
FileInputStream fis = new FileInputStream(fileName);
input = new ObjectInputStream(fis);
MyShape inputRecord;
int countNumber = 0;
countNumber = input.readInt();
int i;
MyShape[] list = new MyShape[100];
for (i = 0; i < countNumber; i++) {
inputRecord = (MyShape) input.readObject();
list[i] = inputRecord;
}
drawPanel.setShapeNum(i);
drawPanel.setShapes(list);
input.close();
repaint();
} catch (EOFException endofFileException) {
JOptionPane.showMessageDialog(this, "no more record in file",
"class not found", JOptionPane.ERROR_MESSAGE);
} catch (ClassNotFoundException classNotFoundException) {
JOptionPane.showMessageDialog(this, "Unable to Create Object",
"end of file", JOptionPane.ERROR_MESSAGE);
} catch (IOException ioException) {
JOptionPane.showMessageDialog(this,
"error during read from file", "read Error",
JOptionPane.ERROR_MESSAGE);
}
}
}
}