From 65b328396c2826a4e40572b3e9a1a7b7d4b9f108 Mon Sep 17 00:00:00 2001
From: Roy Qu <royqh1979@gmail.com>
Date: Sat, 2 Apr 2022 18:42:43 +0800
Subject: [PATCH] better device ratio support

---
 RedPandaIDE/iconsmanager.cpp                     | 5 ++++-
 RedPandaIDE/qsynedit/SynEdit.cpp                 | 1 -
 RedPandaIDE/widgets/customdisablediconengine.cpp | 2 +-
 3 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/RedPandaIDE/iconsmanager.cpp b/RedPandaIDE/iconsmanager.cpp
index b7eea624..c6d2f152 100644
--- a/RedPandaIDE/iconsmanager.cpp
+++ b/RedPandaIDE/iconsmanager.cpp
@@ -30,6 +30,7 @@
 #include "utils.h"
 #include "settings.h"
 #include "widgets/customdisablediconengine.h"
+#include <QApplication>
 
 IconsManager* pIconsManager;
 
@@ -250,10 +251,12 @@ IconsManager::PPixmap IconsManager::createSVGIcon(const QString &filename, int w
     QSvgRenderer renderer(filename);
     if (!renderer.isValid())
         return mDefaultIconPixmap;
-    PPixmap icon = std::make_shared<QPixmap>(width,height);
+    qreal dpr=qApp->devicePixelRatio();
+    PPixmap icon = std::make_shared<QPixmap>(width*dpr,height*dpr);
     icon->fill(Qt::transparent);
     QPainter painter(icon.get());
     renderer.render(&painter,icon->rect());
+    icon->setDevicePixelRatio(dpr);
     return icon;
 }
 
diff --git a/RedPandaIDE/qsynedit/SynEdit.cpp b/RedPandaIDE/qsynedit/SynEdit.cpp
index d357afdd..55dac363 100644
--- a/RedPandaIDE/qsynedit/SynEdit.cpp
+++ b/RedPandaIDE/qsynedit/SynEdit.cpp
@@ -5978,7 +5978,6 @@ void SynEdit::paintEvent(QPaintEvent *event)
         cacheRC.setTop(rcClip.top()*dpr);
         cacheRC.setWidth(rcClip.width()*dpr);
         cacheRC.setHeight(rcClip.height()*dpr);
-        qDebug()<<rcClip<<rcCaret<<cacheRC;
         painter.drawImage(rcCaret,*mContentImage,cacheRC);
     } else {
         QRect rcDraw;
diff --git a/RedPandaIDE/widgets/customdisablediconengine.cpp b/RedPandaIDE/widgets/customdisablediconengine.cpp
index 06d9e71c..88e85ccc 100644
--- a/RedPandaIDE/widgets/customdisablediconengine.cpp
+++ b/RedPandaIDE/widgets/customdisablediconengine.cpp
@@ -76,6 +76,6 @@ void CustomDisabledIconEngine::setPixmap(const QPixmap &pixmap)
             }
         }
         mDisabledPixmap = QPixmap::fromImage(image);
-
+        mDisabledPixmap.setDevicePixelRatio(mPixmap.devicePixelRatioF());
     }
 }