IOS _ draw a Label with strikethrough

IOS _ draw a Label with strikethrough

A text label with strikethrough, inherited from UILabel

The steps for self-painting Code are as follows:

1. Override the drawRect method of the control.

2. first obtain the context object

3. Set the color and specify the Fill mode or the Stroke mode.

4. Specify the start point (including x and y) of The strikethrough in the context)

5. Determine the text length (the length of the line to be drawn) based on the font of the label text)

6. Specify the end point (including x and y) of The strikethrough)

7. rendering to the context to complete path Rendering