diff --git a/.idea/libraries/lib.xml b/.idea/libraries/lib.xml
new file mode 100644
index 0000000..bf85dad
--- /dev/null
+++ b/.idea/libraries/lib.xml
@@ -0,0 +1,10 @@
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/PaintingBoard.iml b/PaintingBoard.iml
index c90834f..615e3ef 100644
--- a/PaintingBoard.iml
+++ b/PaintingBoard.iml
@@ -7,5 +7,6 @@
+
\ No newline at end of file
diff --git a/src/Codes/start/MyFrame.java b/src/Codes/start/MyFrame.java
index e14d2cd..2a03375 100644
--- a/src/Codes/start/MyFrame.java
+++ b/src/Codes/start/MyFrame.java
@@ -4,12 +4,13 @@
import Codes.tools.*;
import javax.swing.*;
+import javax.swing.event.ChangeEvent;
import java.awt.*;
import java.awt.event.*;
+import java.awt.geom.AffineTransform;
import java.io.Serial;
import java.util.Objects;
-
public class MyFrame extends JFrame {
@Serial
@@ -18,6 +19,9 @@ public class MyFrame extends JFrame {
* 保存文件的标志
*/
public static int saved = 0;
+ static int height;
+ static int width;
+ static double offSetX, offSetY, zoomlvl;
/**
@@ -78,6 +82,7 @@ public class MyFrame extends JFrame {
粗细调节滑动条
*/
public static MySlide slider;
+ public static MyZoom zoom;
MyFrame() {
init();
@@ -104,7 +109,7 @@ private void init() {
// slider.add(Box.createVerticalGlue()); // 添加弹性空间
slider = new MySlide();
add(slider, BorderLayout.EAST);
-
+ //add(zoom, BorderLayout.SOUTH);
// 添加菜单
menu = new MyMenu(this);
@@ -127,8 +132,16 @@ private void init() {
// 创建各种基本图形的按钮
drawingArea = new DrawPanel();
this.add(drawingArea, BorderLayout.CENTER);
+ zoom=new MyZoom(drawingArea);
statusBar = new JLabel();
- this.add(statusBar, BorderLayout.SOUTH);
+ JPanel southPanel = new JPanel();
+ southPanel.setLayout(new BoxLayout(southPanel, BoxLayout.X_AXIS));
+
+ southPanel.add(statusBar);
+ southPanel.add(Box.createHorizontalStrut(30)); // 添加间距
+ southPanel.add(zoom);
+
+ add(southPanel, BorderLayout.SOUTH);
statusBar.setText("坐标");
/*
diff --git a/src/Codes/start/Start.java b/src/Codes/start/Start.java
index b979c85..8e7e335 100644
--- a/src/Codes/start/Start.java
+++ b/src/Codes/start/Start.java
@@ -6,13 +6,6 @@ public class Start {
*/
public static MyFrame wds;
public static void main(String[] args) {
-
-// try {
-// //调用Windows的文件系统
-// UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
-// } catch (Exception e) {
-// e.printStackTrace();
-// }
wds = new MyFrame();
}
diff --git a/src/Codes/tools/DrawPanel.java b/src/Codes/tools/DrawPanel.java
index ed413f8..87c5265 100644
--- a/src/Codes/tools/DrawPanel.java
+++ b/src/Codes/tools/DrawPanel.java
@@ -8,6 +8,7 @@
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.awt.event.MouseMotionAdapter;
+import java.awt.geom.AffineTransform;
import java.io.Serial;
import java.util.Objects;
@@ -21,7 +22,8 @@ public class DrawPanel extends JPanel
@Serial
private static final long serialVersionUID = 1L;
-
+ private double zoomLevel = 1.0;
+ private double offsetX = 0, offsetY = 0;
public DrawPanel() {
// 设置光标类型，为十字形
this.setCursor(Cursor.getPredefinedCursor(Cursor.CROSSHAIR_CURSOR));
@@ -31,19 +33,34 @@ public DrawPanel() {
this.addMouseListener(new MouseAction());
this.addMouseMotionListener(new MouseMotion());
}
-
+ public void setZoomAndOffset(double zoom, double offsetX, double offsetY) {
+ this.zoomLevel = zoom;
+ this.offsetX = offsetX;
+ this.offsetY = offsetY;
+ repaint();
+ }
//重写paintComponent方法，使得画板每次刷新时可将之前的所有图形重新画出来。
@Override
public void paintComponent(Graphics g) {
super.paintComponent(g);
- Graphics2D g2d = (Graphics2D) g; // 定义画板
- int j = 0;
+ Graphics2D g2d = (Graphics2D) g;
- while (j <= index) {
- draw(g2d, itemList[j]);
- j++;
+ // 保存当前变换
+ AffineTransform originalTransform = g2d.getTransform();
+ // 应用缩放和平移
+ g2d.translate(offsetX, offsetY);
+ g2d.scale(zoomLevel, zoomLevel);
+
+ // 绘制所有图形
+ for (int j = 0; j <= index; j++) {
+ if (itemList[j] != null) {
+ draw(g2d, itemList[j]);
+ }
}
+
+ // 恢复原始变换
+ g2d.setTransform(originalTransform);
}
void draw(Graphics2D g2d, AbstractShape abstractShape) {
@@ -69,6 +86,7 @@ void draw(Graphics2D g2d, AbstractShape abstractShape) {
//
// System.out.println(index);
// }
+
public void undo() {
if (index > 0) { // 确保有图形可以撤销
System.out.println(index);
@@ -241,5 +259,8 @@ public void mouseMoved(MouseEvent e) {
statusBar.setText("坐标:[" + e.getX() + "," + e.getY() + "]像素");
}
}
-
+ public void setZoomLevel(double zoomLevel) {
+ this.zoomLevel = zoomLevel;
+ repaint(); // 重新绘制面板
+ }
}
diff --git a/src/Codes/tools/MyMenu.java b/src/Codes/tools/MyMenu.java
index 0af44e5..8ba6e75 100644
--- a/src/Codes/tools/MyMenu.java
+++ b/src/Codes/tools/MyMenu.java
@@ -2,13 +2,11 @@
import Codes.start.MyFrame;
import Codes.start.Start;
-import javafx.geometry.Pos;
-import javafx.scene.control.Label;
-import javafx.scene.control.Slider;
-import javafx.scene.layout.HBox;
import javax.imageio.ImageIO;
import javax.swing.*;
+import javax.swing.event.ChangeEvent;
+import javax.swing.event.ChangeListener;
import javax.swing.filechooser.FileFilter;
import java.awt.*;
import java.awt.event.InputEvent;
@@ -23,10 +21,6 @@
* 菜单初始化部分
*/
public class MyMenu {
- static int height;
- static int width;
- static double offSetX, offSetY, zoomlvl;
-
private final String[] strokes = {"/image/stroke1.png", "/image/stroke2.png", "/image/stroke3.png",
"/image/stroke4.png"};
@@ -37,8 +31,8 @@ public MyMenu(MyFrame frame) {
void addMenu(MyFrame frame) {
/*
- ** 顶部菜单条
- */
+ ** 顶部菜单条
+ */
JMenuBar jMenuBar = new JMenuBar();
JMenuItem[] strokeItems = new JMenuItem[strokes.length];
@@ -212,76 +206,39 @@ void openFile() {
if (fileName.getName().isEmpty()) {
JOptionPane.showMessageDialog(fileChooser, "无效的文件名", "无效的文件名", JOptionPane.ERROR_MESSAGE);
}
- /*
- BufferedImage image;
-try {
- image = ImageIO.read(fileName);
- if (image == null) {
- JOptionPane.showMessageDialog(MyFrame.this, "无法读取图片！");
- return;
- }
-
- // 获取图片原始尺寸
- int imgWidth = image.getWidth();
- int imgHeight = image.getHeight();
-
- // 设置画布大小为图片大小
- drawingArea.setPreferredSize(new Dimension(imgWidth, imgHeight));
- drawingArea.revalidate();
- drawingArea.repaint();
-
- // 如果需要缩放图片适应画布（可选）
- int canvasWidth = drawingArea.getWidth();
- int canvasHeight = drawingArea.getHeight();
- if (canvasWidth > 0 && canvasHeight > 0) {
- // 按比例缩放图片
- Image scaledImage = image.getScaledInstance(canvasWidth, canvasHeight, Image.SCALE_SMOOTH);
- BufferedImage resizedImage = new BufferedImage(canvasWidth, canvasHeight, BufferedImage.TYPE_INT_ARGB);
- Graphics2D g2d = resizedImage.createGraphics();
- g2d.drawImage(scaledImage, 0, 0, null);
- g2d.dispose();
- image = resizedImage;
- }
-
- // 更新画布显示图片
- index = 0;
- currentChoice = 0;
- drawingArea.createNewGraphics();
- itemList[index].image = image;
- itemList[index].board = drawingArea;
- drawingArea.repaint();
- index++;
- currentChoice = 3;
- drawingArea.createNewGraphics();
- ColorChanger colorChanger=new ColorChanger(drawingArea);
- colorChanger.processImage(image);
-} catch (IOException e) {
- e.printStackTrace();
-}
- * */
- BufferedImage image;
-
- //添加窗口缩放
-
- HBox zoom = new HBox(10);
- zoom.setAlignment(Pos.CENTER);
- Slider zoomLvl = new Slider();
- zoomLvl.setMax(4);
- zoomLvl.setMin(1);
- zoomLvl.setMaxWidth(200);
- zoomLvl.setMinWidth(200);
- javafx.scene.control.Label hint = new javafx.scene.control.Label("缩放程度");
- javafx.scene.control.Label value = new Label("1.0");
- zoom.getChildren().addAll(hint, zoomLvl, value);
-
- offSetX = width / 2;
- offSetY = height / 2;
-
try {
index = 0;
currentChoice = 0;
- image = ImageIO.read(fileName);
+ BufferedImage image = ImageIO.read(fileName);
+ if (image == null) {
+ JOptionPane.showMessageDialog(Start.wds, "无法读取图片！");
+ return;
+ }
+
+ // 获取图片原始尺寸
+ int imgWidth = image.getWidth();
+ int imgHeight = image.getHeight();
+
+ // 设置画布大小为图片大小
+ drawingArea.setPreferredSize(new Dimension(imgWidth, imgHeight));
+ drawingArea.revalidate();
+ drawingArea.repaint();
+
+ // 如果需要缩放图片适应画布（可选）
+ int canvasWidth = drawingArea.getWidth();
+ int canvasHeight = drawingArea.getHeight();
+ if (canvasWidth > 0 && canvasHeight > 0) {
+ // 按比例缩放图片
+ Image scaledImage = image.getScaledInstance(canvasWidth, canvasHeight, Image.SCALE_SMOOTH);
+ BufferedImage resizedImage = new BufferedImage(canvasWidth, canvasHeight, BufferedImage.TYPE_INT_ARGB);
+ Graphics2D g2d = resizedImage.createGraphics();
+ g2d.drawImage(scaledImage, 0, 0, null);
+ g2d.dispose();
+ image = resizedImage;
+ }
+
+ // 更新画布显示图片
drawingArea.createNewGraphics();
itemList[index].image = image;
itemList[index].board = drawingArea;
@@ -292,9 +249,7 @@ void openFile() {
} catch (IOException e) {
e.printStackTrace();
}
-
}
-
private JFileChooser getjFileChooser() {
// 文件选择器
JFileChooser fileChooser = new JFileChooser();
@@ -413,4 +368,4 @@ public String getDescription() {
}
-}
+}
\ No newline at end of file
diff --git a/src/Codes/tools/MyZoom.java b/src/Codes/tools/MyZoom.java
new file mode 100644
index 0000000..56ba3de
--- /dev/null
+++ b/src/Codes/tools/MyZoom.java
@@ -0,0 +1,95 @@
+package Codes.tools;
+
+import Codes.tools.DrawPanel;
+
+import javax.swing.*;
+import javax.swing.event.ChangeEvent;
+import javax.swing.event.ChangeListener;
+import java.awt.*;
+import java.util.Hashtable;
+
+public class MyZoom extends JPanel {
+
+ private double zoomLevel = 1.0; // 当前缩放比例
+ private DrawPanel drawingArea; // 绘图区域
+ private JSlider zoomSlider; // 缩放滑动条
+ private JLabel zoomValueLabel; // 显示缩放值的标签
+
+ public MyZoom(DrawPanel drawingArea) {
+ this.drawingArea = drawingArea;
+ initComponents();
+ }
+
+ private void initComponents() {
+ // 设置布局
+ setLayout(new FlowLayout(FlowLayout.CENTER, 10, 5));
+
+ // 创建缩放滑动条
+ zoomSlider = new JSlider(JSlider.HORIZONTAL, 10, 40, 10); // 最小值 10，最大值 40，初始值 10
+ zoomSlider.setMajorTickSpacing(10); // 大刻度间隔
+ zoomSlider.setMinorTickSpacing(1); // 小刻度间隔
+ zoomSlider.setPaintTicks(false); // 显示刻度
+ zoomSlider.setPaintLabels(false); // 显示刻度标签
+ zoomSlider.setPreferredSize(new Dimension(200, 50)); // 设置滑动条大小
+
+ // 自定义刻度标签
+ Hashtable labelTable = new Hashtable<>();
+ for (int i = 10; i <= 40; i += 1) {
+ labelTable.put(i, new JLabel(String.format("%.1f", i / 10.0)));
+ }
+ zoomSlider.setLabelTable(labelTable);
+
+ // 创建缩放值标签
+ zoomValueLabel = new JLabel("1.0");
+ zoomValueLabel.setFont(new Font("宋体", Font.PLAIN, 14));
+
+ // 添加滑动条和标签到面板
+ add(new JLabel("缩放程度:"));
+ add(zoomSlider);
+ add(zoomValueLabel);
+
+ // 添加滑动条值变化监听器
+ zoomSlider.addChangeListener(new ChangeListener() {
+ @Override
+ public void stateChanged(ChangeEvent e) {
+ // 获取滑动条的值
+ int sliderValue = zoomSlider.getValue();
+ zoomLevel = sliderValue / 10.0; // 将整数值转换为小数值
+
+ // 更新缩放值标签
+ zoomValueLabel.setText(String.format("%.1f", zoomLevel));
+
+ // 更新绘图区域的缩放比例
+ updateZoom();
+ }
+ });
+ }
+
+ private void updateZoom() {
+ // 获取绘图区域的大小
+ int width = drawingArea.getWidth();
+ int height = drawingArea.getHeight();
+
+ // 计算缩放后的偏移量
+ double offSetX = width / 2;
+ double offSetY = height / 2;
+
+ // 调整偏移量以保持缩放中心
+ if (offSetX < (width / zoomLevel) / 2) {
+ offSetX = (width / zoomLevel) / 2;
+ }
+ if (offSetX > width - ((width / zoomLevel) / 2)) {
+ offSetX = width - ((width / zoomLevel) / 2);
+ }
+ if (offSetY < (height / zoomLevel) / 2) {
+ offSetY = (height / zoomLevel) / 2;
+ }
+ if (offSetY > height - ((height / zoomLevel) / 2)) {
+ offSetY = height - ((height / zoomLevel) / 2);
+ }
+
+ // 更新绘图区域的缩放比例
+ drawingArea.setZoomLevel(zoomLevel);
+ drawingArea.repaint(); // 重新绘制绘图区域
+ }
+}
\ No newline at end of file
diff --git a/src/image/pencil2.png b/src/image/pencil2.png
index 8fe40f3..0f57a74 100644
Binary files a/src/image/pencil2.png and b/src/image/pencil2.png differ
diff --git a/src/image/themeicon.png b/src/image/themeicon.png
index 1b32b74..ba3231a 100644
Binary files a/src/image/themeicon.png and b/src/image/themeicon.png differ