The horizontal value resizes the control around the horizontal axis, the vertical value resizes around the vertical axis, the both value resizes around both the horizontal and vertical axes, and the value none prevents resizing. The available values for the resizeMode attribute include horizontal, vertical, and none. The resize handles can be dragged in the desired direction to resize the control. We need to click and hold the control to display its resize handles. android:resizeMode-The resizeMode attribute is used to make a control resizable so we can resize it horizontally, vertically, or around both axes.android:adjustViewBounds-If set to true, the attribute adjusts the bounds of the ImageView control to maintain the aspect ratio of the image displayed through it.The value fitCenter scales the image while maintaining the aspect ratio, so that one of its X or Y axes fits the container. The value centerInside scales the image uniformly, maintaining the aspect ratio so that the width and height of the image fit the size of its container. The value center centers the image in the container without scaling it. The value fitXY independently scales the image around the X and Y axes without maintaining the aspect ratio to match the size of container. The valid values for this attribute include fitXY, center, centerInside, and fitCenter. android:scaleType-Used to scale an image to fit its container.JPG and GIF files are supported, but the preferred image format is PNG. For now, assume that the image in the res/drawable folder is set to display through the ImageView control via this attribute.Įxample: android:src = do not need to specify the image file extension. We discuss drawable resources in detail in Chapter 4. android:src-Used to assign the image from drawable resources.Images can also be dynamically assigned to the ImageView control through Java code.Ī sample ImageView tag when used in the layout file is shown here: Īlmost all attributes that we see in this XML definition should be familiar, with the exception of the following ones: ![]() An image can be displayed by assigning it to the ImageView control and including the android:src attribute in the XML definition of the control. Learn More Using ImageView Using ImageViewĪn ImageView control is used to display images in Android applications.
0 Comments
Leave a Reply. |