一个发散动画的菜单控件（主要记录控件x，y坐标的运动状况）
2024-09-01 08:30:39
private void showCloseAnim() {
int size = viewList.size();
if (size % 2 == 0) {
//是偶数
for (int i = 0; i < size; i++) {
if (i < size / 2) {
//坐标轴下边
AnimatorSet set = new AnimatorSet();
double x = -Math.cos(Math.PI * (size - 1 - 2 * i) / (4 * size - 4)) * 600;
double y = Math.sin(Math.PI * (size - 1 - 2 * i) / (4 * size - 4)) * 600;
set.playTogether(ObjectAnimator.ofFloat(viewList.get(i), "translationX", (float) x, 0),
ObjectAnimator.ofFloat(viewList.get(i), "translationY", (float) y, 0));
set.setInterpolator(new BounceInterpolator());
set.setDuration(500).setStartDelay(100 * i);
set.start();
} else {
//坐标轴上边
AnimatorSet set = new AnimatorSet();
double x = -Math.cos(Math.PI * (2 * i - size + 1) / (4 * size - 4)) * 600;
double y = -Math.sin(Math.PI * (2 * i - size + 1) / (4 * size - 4)) * 600;
set.playTogether(ObjectAnimator.ofFloat(viewList.get(i), "translationX", (float) x, 0),
ObjectAnimator.ofFloat(viewList.get(i), "translationY", (float) y, 0));
set.setDuration(500).setStartDelay(100 * i);
set.start();
}
}
} else {
//是奇数
}
}
private void showOpenAnim() {
int size = viewList.size();
if (size % 2 == 0) {
//是偶数
for (int i = 0; i < size; i++) {
if (i < size / 2) {
//坐标轴下边
AnimatorSet set = new AnimatorSet();
double x = -Math.cos(Math.PI * (size - 1 - 2 * i) / (4 * size - 4)) * 600;
double y = Math.sin(Math.PI * (size - 1 - 2 * i) / (4 * size - 4)) * 600;
set.playTogether(ObjectAnimator.ofFloat(viewList.get(i), "translationX", 0, (float) x),
ObjectAnimator.ofFloat(viewList.get(i), "translationY", 0, (float) y),
ObjectAnimator.ofFloat(viewList.get(i), "alpha", 0, 1).setDuration(2000));
set.setDuration(500).setStartDelay(100 * i);
set.start();
} else {
//坐标轴上边
AnimatorSet set = new AnimatorSet();
double x = -Math.cos(Math.PI * (2 * i - size + 1) / (4 * size - 4)) * 600;
double y = -Math.sin(Math.PI * (2 * i - size + 1) / (4 * size - 4)) * 600;
set.playTogether(ObjectAnimator.ofFloat(viewList.get(i), "translationX", 0, (float) x),
ObjectAnimator.ofFloat(viewList.get(i), "translationY", 0, (float) y),
ObjectAnimator.ofFloat(viewList.get(i), "alpha", 0, 1).setDuration(2000));
set.setDuration(500).setStartDelay(100 * i);
set.start();
}
}
} else {
//是奇数
}
}
最新文章
- 面向组合子设计Coder
- linux菜鸟日记(2)
- [转载] php用csv文件导出大量数据
- ubantu14下vim的配置...
- CP强制覆盖
- Hadoop学习笔记（1）
- 8.Smack类库
- SQL Server性能优化（1）使用SET函数
- Random.Next 方法 (Int32, Int32)
- Backbone+React使用
- java基础知识点---size(),length(),length的区别
- tensorflow softsign函数应用
- Jmeter性能测试，新手上路篇
- [LeetCode] Prime Number of Set Bits in Binary Representation 二进制表示中的非零位个数为质数
- 初学python之路-day10
- google搜索引擎正确打开姿势
- 【Math for ML】解析几何(Analytic Geometry)
- sql执行计划(书中个人总结)
- mininet *** Error: RTNETLINK answers: No such file or directory 问题及解决方法
- 【嵌入式】FS2410非操作系统外围资源测试