picture widget android

This article describes the Android programming click Picture to achieve the switching effect of the method. Share to everyone for your reference, specific as follows: Create a new Android project named Framelayout This instance mainly operates the Mainactivity.java class files under the SRC folder and the Activity_main.xml layout files under Res/layout 1. Layo

Now most of the Android app's picture resources, after the anti-compilation can be directly used, if you do not want to make their own image resources directly after the use of anti-compilation, the first thought should be the image encryption. Here the author, hastily wrote a simple way to encrypt the image, I hope you crossing useful.The first is the encryption section, where a simple XOR is used to encry

Android Studio pictures error 9-patch image error in AndroidError:9-patch image xx. 9.png Malformed1) Exception:Watermark/2/text/ahr0cdovl2jsb2cuy3nkbi5uzxqv/font/5a6l5l2t/fontsize/400/fill/i0jbqkfcma==/dissolve/70/gravity /center "/> -->AAPT Err (1118615418): Error:9-patch image icon_item_bottom_line.9.png MalformedNo marked region Found along edge. Found along left edge Crunrhing Cruncher Icon_item_bottom_line.9.png failed See logs2) Reason:W

In the Android design process, in order to adapt to different mobile phone resolution, most of the pictures need to stretch or compress, so that there can be arbitrarily resized a picture format ". 9.png". The picture is a special image format for Android development, and the advantage of this is that you can use a si

In the project, we often use a circular picture, but Android itself is not provided, then I can only do it ourselves. The first way , custom Circleimageview: public class Circleimageview extends ImageView {private static final scaletype Scale_type = Scaletype.center_crop; private static final Bitmap.config bitmap_config = Bitmap.Config.ARGB_8888; private static final int colordrawable_dimension

have written the wrong) right The postion of the edge is the position of the GetCount () return value above. For example, setting 1000, then position is 0 1 2 3 4 .... 1000, so the left side of the position value is 0 1..list.size () loop. The size of the picture collection is 3, then 0 1 2 0 1 2 ..... Instead, the following table showing the picture is the one that always loops at 0 1 2. So that when you

This article illustrates an example of an Android based image viewer implementation that can be used to adjust transparency, as follows: main.xml Part of the code is as follows: The Java part of the code is: Package Android.demo; Import android.app.Activity; Import Android.graphics.Bitmap; Import Android.graphics.BitmapFactory; Import android.graphics.drawable.BitmapDrawable; Import Android.os.Bundle; Import android.view.MotionE

I. Overview Android implements rounded rectangles, circles, or ellipses, typically a custom view plus the use of Xfermode implementations. The method of realizing fillet picture is actually quite many, common is to use Xfermode,shader. This article directly inherits the ImageView, uses the Bitmapshader method to realize the circle, the round angle and the ellipse drawing, after everybody sees my this artic

: deal with the 90 degree problem and show: Private void setimage(Uri mimagecaptureuri) {//whether it's a photo shoot or a picture, each picture has a orientation value stored in the data that corresponds to the rotation angle.//so we are taking out the image is to take the angle value out so that the picture can be displayed correctly, no rotation effect to w

In the development of Android applications, you may encounter similar friends in the circle of photos or albums to choose a picture of the scene, take pictures or select pictures in the display when the picture is not the angle, obviously is the vertical version of the picture, showing the absence of lying.This is beca

; categoryAndroid:name= "Android.intent.category.DEFAULT"/> DataAndroid:mimetype= "image/*"Android:scheme= "File"/> Intent-filter> Activity>3, after the above processing, has been able to choose their own picture browser. But when you choose to use your own image browser to open the picture, is a blank, nothing, and using the system default tools, you can open

in the picture loading library Bad Street today, choose a suitable for their own use of the image loading library has become a necessary step for every Android developer. Now the famous picture loading library in the market has UIL,Picasso, Volley Imageloader,Fresco and our protagonist today Glide . They are not the same, they can not judge who is better than wh

Android ImageView can only display the picture of the rectangle, so that does not meet our other needs, such as to show the picture of the rounded rectangle, this time, we need to customize the ImageView, the principle is to first get to the image of the bitmap, It then trims the bitmap of the corresponding rounded rectangle and then draws the rounded rectangle

In Android development, we often encounter the Android read image size more than the screen display map (generally as long as a certain size of the preview can be shown), in the picture is particularly large or the picture appears very often to pay special attention to this problem, the following describes a specified

This article is about the Android custom view of the random generation of image verification code, development, we will often need to generate a random image verification code, but this is second, the main still want to summarize some of the custom view development process and some need to pay attention to the place. Take a look at the effect chart first: First, summarize the steps to customize the view: 1. Customize View Properties2, in the view

First find the SDKthat your development software relies on, find the installation path of this SDK in your computer , If there are too many SDKs Not clear,Window→Android SDK Manager Point Open can see your dependent SDK Path, Needless to say directly send a link to see, inside is very detailedHttp://jingyan.baidu.com/article/86fae346b60f633c49121a97.htmlNote: Some special pictures you do not want to let him any part of the scale, this time you need t

Android.intent.action.PICK action, you can choose a picture or video. And the book is Android.intent.action.GET_CONTENT.Successfully jump to the cropping screen after the change.Another problem, I useUri selectedimage = Data.getdata ();//Gets the URI of the photo returned by the systemThe output shows that this is not an absolute path.This is not right for us to set up on the imagevew or upload to the network.Demo:I'm giving you a demo from the photo

/** * Gets the absolute path of the picture according to the URI * * @param Context Context Object * @param URI of the image of the URL * @return if the URI corresponding to the picture exists, then return The absolute path of the picture, otherwise returns NULL */public static String Getrealpathfromuri (context context, Uri uri) {int sdkversion = B Uild. VERSION

This example describes the Android development using Exifinterface to get picture properties after taking pictures. Share to everyone for your reference, specific as follows: Exifinterface exif = new Exifinterface (File.getpath ()); String widthstr = Exif.getattribute (exifinterface.tag_image_width); String heightstr = Exif.getattribute (exifinterface.tag_image_length); ...... * * Copyrig