Textview auto size

TextView auto size 字体大小自动适应

XML

<TextView
    app:autoSizeTextType="uniform"
    app:autoSizeMinTextSize="16sp"
    app:autoSizeMaxTextSize="100sp"
    app:autoSizeStepGranularity="1sp" />

Programmatically

TextViewCompat.setAutoSizeTextTypeUniformWithConfiguration(textView, 16, 100, 1, TypedValue.COMPLEX_UNIT_SP)

TextViewCompat类还有多个方法
unit值可用DP或SP