In the previous Android ultra-precision pedometer development-dylan step of the home page to use a custom control, and the QQ movement of the interface is a bit similar, and animation effect, the following is to tell how this view is drawn.
1. See
There are many commands about arc. For Beginners, it may be difficult to use GIS. Now we want to list the list of arc commands, arcedit commands, and arcplot commands.
I. Arc commands
1. Configuration and test of PC-ARC/info
Cgitest test pc arc/INFO
Draw lines on canvasArticleIn, I talked about the method of drawing a straight line. The article on drawing a curve should have been published. However, because the canvas draw curve is special, I have not understood it yet, so I should try it step
Comments: One of the difficulties in drawing curves in anvas is that there are four functions connected to curves! They are arc, arcTo, quadraticCurveTo, and bezierCurveTo. let me start with the simplest method of arc. If you are interested, you can
Note: This article is part of a series of articles on "Getting Started with HTML5 canvas drawing". If you are a HTML5 beginner, just read this article, you may not have a deeper understanding of canvas, and even can not read this article smoothly.
Author: Zhu JinchanSource: http://blog.csdn.net/clever101
GDI + Drawing class graphics drawing arc interface DrawArcStatus DrawArc (in const pen* Pen,In const rect& Rect,In REAL StartAngle,In REAL SweepAngle)
The tutorial explains this interface
We can use the ARC XAML element to draw arcs in XAML. Besides drawing arcs using the ARC element, we can also use the arcsegment element. The arcsegment is useful if an arc becomes a part of a graphics path or a larger geometric object. In this
Use HTML5 Canvas API to draw an arc tutorial, html5canvas
Draw standard arc
Before we begin, we will optimize our plotting environment. The idea is the texture of the previous lesson. If you don't like this background, I have provided other
Php draws an arc. php draws an arc. Php draws an arc. This article describes how php draws an arc. Share it with you for your reference. The specific method is as follows: the arc is equivalent to the method of drawing an arc in the Oval php, and
These days because of the requirements of the project, you need to overlay a layer of transparent arc on the ImageView, and in the direction of the arc to display the corresponding text, the effect as shown in the following figure:
To get this
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