view webcam on android

0. Foreword Android Animation is a frequently asked topic during an interview. We all know that Android animations fall into three categories: view animations, frame animations, and property animations. Make an overview of these three animations first: View Animation is a kind of progressive animation, through the i

Android View system analysis (below), androidview Android View parsing series: Analysis of Android View system (I) This section describes the basic knowledge of a View, sliding, elasti

Reprint Please specify source: http://blog.csdn.net/singwhatiwanna/article/details/38426471 (from Singwhatiwanna's CSDN blog)Android View System Parsing series:Android View system resolution (top)Introduction to view basics, view sliding, elastic sliding, sliding conflict re

Learn android The GridView component displays all components in a grid. For example, when creating an album, all the images are displayed in different grids of the same size, the inheritance structure of this component is as follows: java. lang. object upload android. view. view every

The content is Bo master according to the book knocked out, Bo main code word very hard, reproduced please indicate the source, after the subsequent content will code out.The previous custom view (i) (Android) is about extending the existing controls , which introduces the second custom view method to Create a composite control .To create a composite controlCreat

The example in this article describes how the Android implementation saves view to bitmap. Share to everyone for your reference, specific as follows: 1, Public Bitmap Convertviewtobitmap (view view) { Bitmap Bitmap = Bitmap.createbitmap (View.getwidth (), View.getheight (), Bitmap.Config.ARGB_8888)

Original: Android 0 Basics Section 61st: Scrolling view ScrollViewPrevious installments studied ProgressBar series components, Viewanimator series components, Picker series components, and time-date series components, and then continued to learn about other common components.I. Overview of ScrollViewFrom the previous study some students may have found that when there is a lot of content when the screen disp

. But these methods are all: the Onmeasure () method, the OnLayout () method, the OnDraw () method.Onmeasure () Method: Single view, generally override this method, for the Wrap_content case, specify the view default size value, to avoid the match_parent situation consistent. ViewGroup, if not rewritten, executes the same logic as the list view and does not measu

The example in this article describes how Android determines whether touch event points are in view scope. Share to everyone for your reference, specific as follows: Private Rect mchangeimagebackgroundrect = null; Private Boolean Isinchangeimagezone (view view, int x, int y) { if (null = = Mchangeimagebackg

The sub-thread updates the UI. Obviously, if your program needs to execute time-consuming operations, it would be wrong if the main thread is responsible for executing the operation as in the previous example. Therefore, we need to create a new sub-thread in the onclick method to call Google API to obtain weather data. The easiest way to think of Android Developers is as follows: Java code Public void onclick (v