From ce908d9dca755361230746b9984a205b6f0b9864 Mon Sep 17 00:00:00 2001
From: kerry <kerry@fanruan.com>
Date: Wed, 29 Jul 2020 11:26:19 +0800
Subject: [PATCH] =?UTF-8?q?=E6=B7=BB=E5=8A=A0=E5=BF=AB=E6=8D=B7=E9=94=AE?=
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---
 .../com/fr/design/mainframe/FormArea.java     | 30 +++++++++++++++++++
 1 file changed, 30 insertions(+)

diff --git a/designer-form/src/main/java/com/fr/design/mainframe/FormArea.java b/designer-form/src/main/java/com/fr/design/mainframe/FormArea.java
index d92ca80a8..88b1b8ba2 100644
--- a/designer-form/src/main/java/com/fr/design/mainframe/FormArea.java
+++ b/designer-form/src/main/java/com/fr/design/mainframe/FormArea.java
@@ -25,8 +25,10 @@ import com.fr.general.FRScreen;
 import com.fr.stable.AssistUtils;
 
 
+import javax.swing.AbstractAction;
 import javax.swing.JComponent;
 import javax.swing.JPanel;
+import javax.swing.KeyStroke;
 import javax.swing.border.LineBorder;
 import javax.swing.event.ChangeEvent;
 import javax.swing.event.ChangeListener;
@@ -43,12 +45,17 @@ import java.awt.event.ActionEvent;
 import java.awt.event.ActionListener;
 import java.awt.event.FocusAdapter;
 import java.awt.event.FocusEvent;
+import java.awt.event.KeyEvent;
 import java.awt.event.MouseWheelEvent;
 import java.awt.event.MouseWheelListener;
 
+import static com.fr.design.gui.syntax.ui.rtextarea.RTADefaultInputMap.DEFAULT_MODIFIER;
+
 public class FormArea extends JComponent implements ScrollRulerComponent {
     private static final double SLIDER_FLOAT = 400.0;
     private static final double SLIDER_MIN = 10.0;
+    private static final String SCALE_PLUS_COMMAND = "scale_plus";
+    private static final String SCALE_MINUS_COMMAND = "scale_minus";
     public static final double DEFAULT_SLIDER = 100.0;
     private static final int ROTATIONS = 50;
     private static final int SHOWVALMAX = 400;
@@ -107,8 +114,31 @@ public class FormArea extends JComponent implements ScrollRulerComponent {
         }
         this.setFocusTraversalKeysEnabled(false);
         this.addMouseWheelListener(showValSpinnerMouseWheelListener);
+        registerShortCutKey();
+
     }
 
+    /**
+     * 注册缩放快捷键
+     * mac: command + 和 command -
+     * windows: ctr + 和 ctr -
+     */
+    private void registerShortCutKey() {
+        this.registerKeyboardAction(new AbstractAction() {
+            @Override
+            public void actionPerformed(ActionEvent e) {
+                int old_resolution = slidePane.getShowValue();
+                slidePane.setShowValue(old_resolution + SHOWVALMIN);
+            }
+        }, SCALE_PLUS_COMMAND, KeyStroke.getKeyStroke(KeyEvent.VK_EQUALS, DEFAULT_MODIFIER), WHEN_IN_FOCUSED_WINDOW);
+        this.registerKeyboardAction(new AbstractAction() {
+            @Override
+            public void actionPerformed(ActionEvent e) {
+                int old_resolution = slidePane.getShowValue();
+                slidePane.setShowValue(old_resolution - SHOWVALMIN);
+            }
+        }, SCALE_MINUS_COMMAND, KeyStroke.getKeyStroke(KeyEvent.VK_MINUS, DEFAULT_MODIFIER), WHEN_IN_FOCUSED_WINDOW);
+    }
 
     public void onMobileAttrModified() {
         FormMobileAttr formMobileAttr = designer.getTarget().getFormMobileAttr();