我在Visual Studio 2017中使用Xamarin表单模板构建了一个应用程序。它工作得很好,但我想更改启动屏幕上的图像。
我有一个高分辨率的图像,想要适合大小,但它太大了,你只能在ios应用程序加载时看到部分图像。
这是代码,我已将图像名称更改为TEST1。启动屏幕中的png。故事板xamarin。ios项目
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="6245" systemVersion="13F34" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" initialViewController="X5k-f2-b5h">
<dependencies>
<plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="6238"/>
</dependencies>
<scenes>
<!--View Controller-->
<scene sceneID="gAE-YM-kbH">
<objects>
<viewController id="X5k-f2-b5h" sceneMemberID="viewController">
<layoutGuides>
<viewControllerLayoutGuide type="top" id="Y8P-hJ-Z43"/>
<viewControllerLayoutGuide type="bottom" id="9ZL-r4-8FZ"/>
</layoutGuides>
<view key="view" contentMode="scaleToFill" id="yd7-JS-zBw">
<rect key="frame" x="0.0" y="0.0" width="600" height="600"/>
<autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
<subviews>
<imageView userInteractionEnabled="NO" contentMode="scaleToFill" misplaced="YES" image="test1.png" translatesAutoresizingMaskIntoConstraints="NO" id="23">
<rect key="frame" x="270" y="270" width="60" height="60"/>
<rect key="contentStretch" x="0.0" y="0.0" width="0.0" height="0.0"/>
</imageView>
</subviews>
<color key="backgroundColor" red="0.20392156862745098" green="0.59607843137254901" blue="0.85882352941176465" alpha="1" colorSpace="calibratedRGB"/>
<constraints>
<constraint firstItem="23" firstAttribute="centerY" secondItem="yd7-JS-zBw" secondAttribute="centerY" priority="1" id="39"/>
<constraint firstItem="23" firstAttribute="centerX" secondItem="yd7-JS-zBw" secondAttribute="centerX" priority="1" id="41"/>
</constraints>
</view>
</viewController>
<placeholder placeholderIdentifier="IBFirstResponder" id="XAI-xm-WK6" userLabel="First Responder" sceneMemberID="firstResponder"/>
</objects>
<point key="canvasLocation" x="349" y="339"/>
</scene>
</scenes>
<resources>
<image name="test1.png" width="180" height="180"/>
</resources>
有什么方法可以在不改变实际图像本身的情况下调整图像大小?
