I'm a developer who is passionate about Android and front-end. This is my homepage.
shichaohui / gesture_zoom_box Goto Github PK
View Code? Open in Web Editor NEWA widget for gesture zoom.
A widget for gesture zoom.
I'm a developer who is passionate about Android and front-end. This is my homepage.
双手捏合放大到超出最大倍数,然后不松手,第三只手指点击屏幕。
图片会偏移出视图或者卡住报错哦
// 处理 Y 轴边界 请使用这个,下边注释的代码会导致放大后不能滑动到边界
double scaleOffsetY = context.size.height * (realScale - 1.0) / 2;
// double scaleOffsetY =
// (context.size.height * realScale - MediaQuery.of(context).size.height) / 2;
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