裁剪图片计算图片宽高测试代码费时间，注释

wdn127929
1 parent 41b89d59
Showing 5 changed files with 53 additions and 32 deletions
.vscode/launch.json
android/build.gradle
lib/pages/coupon/coupon_poster_page.dart
lib/utils/utils.dart
pubspec.yaml
--- a/.vscode/launch.json
View file @3be2694
+++ b/.vscode/launch.json
View file @3be2694
@@ -4,6 +4,7 @@
     // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
     "version": "0.2.0",
     "configurations": [
+
         // {
         //     "name": "Flutter",
         //     "type": "dart",
--- a/android/build.gradle
View file @3be2694
+++ b/android/build.gradle
View file @3be2694
 buildscript {
     // ext.kotlin_version = '1.3.50'
     ext.kotlin_version = '1.6.20'
+    
+    //  ext.kotlin_version = '1.5.20'
 // ext.kotlin_version = '1.6.21'
 // ext.kotlin_version = '1.5.20'
@@ -17,11 +19,13 @@ maven{
 }
-        //  maven { url 'https://maven.aliyun.com/repository/google' }
-        //  maven { url 'https://maven.aliyun.com/repository/jcenter' }
+         maven { url 'https://maven.aliyun.com/repository/google' }
+         maven { url 'https://maven.aliyun.com/repository/jcenter' }
         //  maven { url 'http://maven.aliyun.com/nexus/content/groups/public' }
         maven {url 'https://developer.huawei.com/repo/'}
+
+        
     }
     dependencies {
@@ -44,8 +48,8 @@ maven{
 }
-        // maven { url 'https://maven.aliyun.com/repository/google' }
-        //  maven { url 'https://maven.aliyun.com/repository/jcenter' }
+        maven { url 'https://maven.aliyun.com/repository/google' }
+         maven { url 'https://maven.aliyun.com/repository/jcenter' }
         //  maven { url 'http://maven.aliyun.com/nexus/content/groups/public' }
         maven {url 'https://developer.huawei.com/repo/'}
--- a/lib/pages/coupon/coupon_poster_page.dart
View file @3be2694
+++ b/lib/pages/coupon/coupon_poster_page.dart
View file @3be2694
@@ -47,6 +47,8 @@ class _CouponPosterPageState extends State<CouponPosterPage> {
   // 全局key
   final GlobalKey _rootWidgetKey = GlobalKey();
+  final GlobalKey globalKey = GlobalKey();
+
   @override
   void initState() {
     // TODO: implement initState
@@ -74,9 +76,11 @@ class _CouponPosterPageState extends State<CouponPosterPage> {
   /// 截图
   Future<Uint8List> _capturePng(
-    GlobalKey globalKey, {
-    double pixelRatio = 2.0, //截屏的图片与原图的比例
-  }) async {
+    GlobalKey globalKey,
+    // {
+    // double pixelRatio = 2.0, //截屏的图片与原图的比例
+  // }
+  ) async {
     try {
       RenderRepaintBoundary boundary =
           globalKey.currentContext?.findRenderObject() as RenderRepaintBoundary;
@@ -142,6 +146,12 @@ class _CouponPosterPageState extends State<CouponPosterPage> {
       // title = "${widget.couponSunModel.aname}";
       name = "${widget.couponSunModel.aname}";
     }
+    double _height = w(64);
+    Future.delayed(Duration(milliseconds: 200)).then((e) {
+      _height = globalKey.currentContext.size.height;
+      debugPrint('Height is ${context.size.height}');
+      setState(() {});
+    });
     return Scaffold(
         appBar: SystemAppBar('优惠券详情'),
@@ -161,24 +171,26 @@ class _CouponPosterPageState extends State<CouponPosterPage> {
                               Stack(
                                 clipBehavior: Clip.none,
                                 children: [
-                                  // user.sellerimage != null &&
-                                  //         user.sellerimage != ''
-                                  //     ? CachedNetworkImage(
-                                  //         imageUrl: user.sellerimage,
-                                  //         width: double.infinity,
-                                  //         height: w(280),
-                                  //         fit: BoxFit.cover,
-                                  //       )
-                                  //     :
-                                  Image.asset(
-                                    Utils.getImgPath('no_image'),
-                                    width: double.infinity,
-                                    height: w(280),
-                                    fit: BoxFit.cover,
-                                  ),
+                                  user.sellerimage != null &&
+                                          user.sellerimage != ''
+                                      ? CachedNetworkImage(
+                                          imageUrl: user.sellerimage,
+                                          width: double.infinity,
+                                          height: w(280),
+                                          fit: BoxFit.cover,
+                                        )
+                                      : Image.asset(
+                                          Utils.getImgPath('no_image'),
+                                          width: double.infinity,
+                                          height: w(280),
+                                          fit: BoxFit.cover,
+                                        ),
                                   Positioned(
-                                      bottom: -w(64),
+                                      bottom: _height / 2,
                                       child: Container(
+                                        key: globalKey,
+                                        width: ScreenUtil().screenWidth -
+                                            w(20) * 2,
                                         // width: double.infinity,
                                         // height: w(128),
                                         padding: EdgeInsets.symmetric(
@@ -193,6 +205,8 @@ class _CouponPosterPageState extends State<CouponPosterPage> {
                                             borderRadius:
                                                 BorderRadius.circular(r(8))),
                                         child: Column(
+                                          // mainAxisSize: ,
+                                          // main
                                           crossAxisAlignment:
                                               CrossAxisAlignment.start,
                                           children: [
--- a/lib/utils/utils.dart
View file @3be2694
+++ b/lib/utils/utils.dart
View file @3be2694
@@ -1718,14 +1718,14 @@ class Utils {
       afterImg = await yourFile.readAsBytes();
     }
-    IMG.Image decodedImage = IMG.decodeImage(data);
-    print(decodedImage.width);
-    print(decodedImage.height);
-
-    IMG.Image decodedImageafterImg = IMG.decodeImage(afterImg);
-    print(decodedImageafterImg.width);
-    print(decodedImageafterImg.height);
-    debugPrint("newnenwnewnnwen图片的大小：${size(afterImg.length)}");
+    // IMG.Image decodedImage = IMG.decodeImage(data);
+    // print(decodedImage.width);
+    // print(decodedImage.height);
+
+    // IMG.Image decodedImageafterImg = IMG.decodeImage(afterImg);
+    // print(decodedImageafterImg.width);
+    // print(decodedImageafterImg.height);
+    // debugPrint("newnenwnewnnwen图片的大小：${size(afterImg.length)}");
     return afterImg;
   }
--- a/pubspec.yaml
View file @3be2694
+++ b/pubspec.yaml
View file @3be2694
@@ -121,7 +121,7 @@ dependencies:
 #  获取设备信息
   device_info: ^2.0.3
   # flutter_sms: ^2.1.1
-  flutter_sms: ^2.3.2
+  flutter_sms: ^2.3.3
 #  获取通讯录
@@ -219,6 +219,7 @@ dependencies:
   image_gallery_saver: ^2.0.3
   flutter_image_compress: ^1.1.3
   image: ^4.0.15
+  # image_cropper: ^3.0.1
   image_cropper: ^4.0.1
   pin_code_fields: ^7.4.0
   # 二维码扫描
@@ -239,6 +240,7 @@ dependencies:
   # 生成excel
   excel: ^3.0.0
   # workmanager: ^0.5.1
+