AnimUtils.java
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package com.drp.mobliemall.utils;
import android.app.Activity;
import android.view.View;
import android.view.ViewGroup;
import android.view.animation.AccelerateInterpolator;
import android.view.animation.Animation;
import android.view.animation.Animation.AnimationListener;
import android.view.animation.AnimationSet;
import android.view.animation.LinearInterpolator;
import android.view.animation.TranslateAnimation;
import android.widget.LinearLayout;
/**
* Created by xiniu_wutao on 15/7/3.
* 常用动画工具类
*/
public class AnimUtils {
/**
* @Description: 创建动画层
* @param
* @return void
* @throws
*/
private static int buyNum = 0;//购买数量
private static ViewGroup anim_mask_layout;
/**
* 创建动画层
*
* @param context
* @param value
* @return
*/
public static ViewGroup createAnimLayout(Activity context, int value) {
ViewGroup rootView = (ViewGroup) context.getWindow().getDecorView();
LinearLayout animLayout = new LinearLayout(context);
LinearLayout.LayoutParams lp = new LinearLayout.LayoutParams(
LinearLayout.LayoutParams.MATCH_PARENT,
LinearLayout.LayoutParams.MATCH_PARENT);
animLayout.setLayoutParams(lp);
animLayout.setId(value);
animLayout.setBackgroundResource(android.R.color.transparent);
rootView.addView(animLayout);
return animLayout;
}
public static View addViewToAnimLayout(final ViewGroup vg, final View view,
int[] location) {
int x = location[0];
int y = location[1];
LinearLayout.LayoutParams lp = new LinearLayout.LayoutParams(
LinearLayout.LayoutParams.WRAP_CONTENT,
LinearLayout.LayoutParams.WRAP_CONTENT);
lp.leftMargin = x;
lp.topMargin = y;
view.setLayoutParams(lp);
return view;
}
// 减的动画
public static void setAnimForSub(Activity context, int value, final View v, int[] start_location, View shopCart, final BadgeView buyNumView) {
int[] end_location = new int[2];// 这是用来存储动画结束位置的X、Y坐标
shopCart.getLocationInWindow(end_location);// shopCart是那个购物车
anim_mask_layout = null;
anim_mask_layout = createAnimLayout(context, value);
View view=null;
try {
if (anim_mask_layout.getChildCount() != 0)
anim_mask_layout.removeAllViews();
anim_mask_layout.addView(v);//把动画小球添加到动画层
view= addViewToAnimLayout(anim_mask_layout, v,
end_location);
} catch (Exception e) {
}
// 计算位移
int endX = -(end_location[0] - start_location[0] + 40);// 动画位移的X坐标
int endY = -(end_location[1] - start_location[1]);// 动画位移的y坐标
TranslateAnimation translateAnimationX = new TranslateAnimation(0,
endX, 0, 0);
translateAnimationX.setInterpolator(new LinearInterpolator());
translateAnimationX.setRepeatCount(0);// 动画重复执行的次数
translateAnimationX.setFillAfter(true);
TranslateAnimation translateAnimationY = new TranslateAnimation(0, 0,
0, endY);
translateAnimationY.setInterpolator(new AccelerateInterpolator());
translateAnimationY.setRepeatCount(0);// 动画重复执行的次数
translateAnimationX.setFillAfter(true);
AnimationSet set = new AnimationSet(false);
set.setFillAfter(false);
set.addAnimation(translateAnimationY);
set.addAnimation(translateAnimationX);
set.setDuration(800);// 动画的执行时间
view.startAnimation(set);
// 动画监听事件
set.setAnimationListener(new AnimationListener() {
// 动画的开始
@Override
public void onAnimationStart(Animation animation) {
v.setVisibility(View.VISIBLE);
}
@Override
public void onAnimationRepeat(Animation animation) {
// TODO Auto-generated method stub
}
// 动画的结束
@Override
public void onAnimationEnd(Animation animation) {
v.setVisibility(View.GONE);
//buyNum = TempComCarDBTask.getInstance().getTempComCarTotalCount();
buyNumView.setText(buyNum + "");//
if (buyNum != 0) {
buyNumView.setBadgePosition(BadgeView.POSITION_TOP_RIGHT);
buyNumView.show();
} else {
buyNumView.hide();
}
}
});
}
// 加的动画
public static void setAnim(Activity context, int value, final View v, int[] start_location, View shopCart, final BadgeView buyNumView) {
int[] end_location = new int[2];// 这是用来存储动画结束位置的X、Y坐标
shopCart.getLocationInWindow(end_location);// shopCart是那个购物车
anim_mask_layout = null;
anim_mask_layout = createAnimLayout(context, value);
View view=null;
try {
if (anim_mask_layout.getChildCount() != 0)
anim_mask_layout.removeAllViews();
anim_mask_layout.addView(v);//把动画小球添加到动画层
view= addViewToAnimLayout(anim_mask_layout, v,
start_location);
} catch (Exception e) {
}
// 计算位移
int endX = end_location[0] - start_location[0] + 40;// 动画位移的X坐标
int endY = end_location[1] - start_location[1];// 动画位移的y坐标
TranslateAnimation translateAnimationX = new TranslateAnimation(0,
endX, 0, 0);
translateAnimationX.setInterpolator(new LinearInterpolator());
translateAnimationX.setRepeatCount(0);// 动画重复执行的次数
translateAnimationX.setFillAfter(true);
TranslateAnimation translateAnimationY = new TranslateAnimation(0, 0,
0, endY);
translateAnimationY.setInterpolator(new AccelerateInterpolator());
translateAnimationY.setRepeatCount(0);// 动画重复执行的次数
translateAnimationX.setFillAfter(true);
AnimationSet set = new AnimationSet(false);
set.setFillAfter(false);
set.addAnimation(translateAnimationY);
set.addAnimation(translateAnimationX);
set.setDuration(800);// 动画的执行时间
view.startAnimation(set);
// 动画监听事件
set.setAnimationListener(new AnimationListener() {
// 动画的开始
@Override
public void onAnimationStart(Animation animation) {
v.setVisibility(View.VISIBLE);
}
@Override
public void onAnimationRepeat(Animation animation) {
// TODO Auto-generated method stub
}
// 动画的结束
@Override
public void onAnimationEnd(Animation animation) {
v.setVisibility(View.GONE);
//buyNum = TempComCarDBTask.getInstance().getTempComCarTotalCount();
buyNumView.setText(buyNum + "");//
buyNumView.setBadgePosition(BadgeView.POSITION_TOP_RIGHT);
buyNumView.show();
}
});
}
}