From fe5fdb7babd511b7a29a0de16d9b749fd60d5026 Mon Sep 17 00:00:00 2001
From: Liuuuuuu <7967689+sandmliu@user.noreply.gitee.com>
Date: Thu, 8 Jun 2023 08:46:28 +0000
Subject: [PATCH] update Media/ImageEdit/entry/src/main/ets/pages/HomePage.ets.

Signed-off-by: Liuuuuuu <7967689+sandmliu@user.noreply.gitee.com>
---
 Media/ImageEdit/entry/src/main/ets/pages/HomePage.ets | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/Media/ImageEdit/entry/src/main/ets/pages/HomePage.ets b/Media/ImageEdit/entry/src/main/ets/pages/HomePage.ets
index 068cd118..94513f29 100644
--- a/Media/ImageEdit/entry/src/main/ets/pages/HomePage.ets
+++ b/Media/ImageEdit/entry/src/main/ets/pages/HomePage.ets
@@ -277,9 +277,18 @@ struct HomePage {
         height: this.imageHeight
       }
       this.showCanvas = true;
+      this.calcScale();
     });
   }
 
+  calcScale() {
+    let imageWidthScale = (this.screenWidth - CommonConstants.DOUBLE * CommonConstants.SCREEN_DISPLAY_MARGIN) /
+    this.imageOldSize.width;
+    let imageHeightScale = (this.screenHeight - CommonConstants.DOUBLE * CommonConstants.SCREEN_DISPLAY_MARGIN) /
+    this.imageOldSize.height;
+    this.imageScale = imageWidthScale > imageHeightScale ? imageHeightScale : imageWidthScale;
+  }
+
   pixelInit() {
     this.showCanvas = false;
     getPixelMap(CommonConstants.RAW_FILE_NAME).then(pixelMap => {
-- 
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