Tag:Center line

  • Canvas font auto wrap line thickness to solve 1px line blur problem

    Time:2021-9-29

    Ctx.filltext automatically replace rows <!DOCTYPE HTML> <html> <head> <meta charset=”UTF-8″> <title>fillText Auto-wrap</title> </head> <body> < canvas id = “mycanvas” > your browser does not support canvas</ canvas> <br> < textarea id = “input” row = “6” col = “60” style = “width: 300px; height: 100px;” > auto wrap text auto wrap text auto wrap text […]

  • Solve the problem of fuzzy canvas drawing

    Time:2021-9-14

    Canvas painting often finds that he is fuzzy. There are two main ways to solve this problem. Change the pixels rendered by canvas Situation: the line drawn with 1 pixel looks blurred, as if it is wider.Solution var ctx = canvas.getContext(‘2d’); ctx.translate(0.5, 0.5); Principle: we all know that the smallest unit of the screen is […]

  • How to understand using row height to center?

    Time:2021-4-30

    Introduction of Xinggao (W3C) definition and usage The line height property sets the distance (row height) between rows.Note: negative values are not allowed. explain This property affects the layout of the row box. When applied to a block level element, it defines that elementMinimum distance between baselinesNot the maximum distance.The difference between the calculated value […]

  • Android development learning process 0.14 bindview recyclerview popwindow

    Time:2021-1-24

    BindView ButterKnife advantageThe binding component is convenient and easy to useIt is convenient to handle click events, such as viewholder in adapterAt the same time, after the parent component is bound, the child component does not need to be bound be carefulIt is used after setcontentview, and the static final attribute can no longer be […]