From f75b630f0c6930f56803a3167f30ba8568cb67db Mon Sep 17 00:00:00 2001
From: Properrr <properrr@gmail.com>
Date: Wed, 8 Nov 2017 05:17:24 -0800
Subject: [PATCH] Fixed #98 Rename in a non-function (#105)

---
 src/widgets/HexdumpWidget.cpp | 43 +++++++++++++++++++++++++++++++++++
 src/widgets/HexdumpWidget.h   |  6 ++++-
 2 files changed, 48 insertions(+), 1 deletion(-)

diff --git a/src/widgets/HexdumpWidget.cpp b/src/widgets/HexdumpWidget.cpp
index b9d9e0b6..7963f7c5 100644
--- a/src/widgets/HexdumpWidget.cpp
+++ b/src/widgets/HexdumpWidget.cpp
@@ -786,6 +786,33 @@ void HexdumpWidget::resizeEvent(QResizeEvent *event)
     QDockWidget::resizeEvent(event);
 }
 
+void HexdumpWidget::wheelEvent(QWheelEvent* event)
+{
+    if( Qt::ControlModifier == event->modifiers() )
+    {
+        const QPoint numDegrees = event->angleDelta() / 8;
+        if(!numDegrees.isNull())
+        {
+            const QPoint numSteps = numDegrees / 15;
+            if( 0 != numSteps.y() )
+            {
+                if(numSteps.y() > 0)
+                {
+                    zoomIn(1);
+                }
+                else if( numSteps.y() < 0 )
+                {
+                    zoomOut(1);
+                }
+            }
+        }
+        event->accept();
+        return;
+    }
+
+    event->ignore();
+}
+
 void HexdumpWidget::on_copyMD5_clicked()
 {
     QString md5 = ui->bytesMD5->text();
@@ -836,3 +863,19 @@ void HexdumpWidget::showOffsets(bool show)
         core->setConfig("asm.offset", 0);
     }
 }
+
+void HexdumpWidget::zoomIn(int range)
+{
+    hexOffsetText->zoomIn(range);
+    hexASCIIText->zoomIn(range);
+    hexHexText->zoomIn(range);
+    resizeHexdump();
+}
+
+void HexdumpWidget::zoomOut(int range)
+{
+    hexOffsetText->zoomOut(range);
+    hexASCIIText->zoomOut(range);
+    hexHexText->zoomOut(range);
+    resizeHexdump();
+}
diff --git a/src/widgets/HexdumpWidget.h b/src/widgets/HexdumpWidget.h
index c881eb54..114c08ef 100644
--- a/src/widgets/HexdumpWidget.h
+++ b/src/widgets/HexdumpWidget.h
@@ -55,8 +55,12 @@ public slots:
 
     void showOffsets(bool show);
 
+    void zoomIn(int range = 1);
+    void zoomOut(int range = 1);
+
 protected:
-    void resizeEvent(QResizeEvent *event) override;
+    virtual void resizeEvent(QResizeEvent *event) override;
+    virtual void wheelEvent(QWheelEvent* event) override;
 
 private:
     std::unique_ptr<Ui::HexdumpWidget> ui;