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103 changes: 103 additions & 0 deletions
103
AnimationPro/src/main/java/com/kilobyte/CustomTransition.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,103 @@ | ||
| package com.kilobyte; | ||
|
|
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| import android.animation.Animator; | ||
| import android.animation.AnimatorListenerAdapter; | ||
| import android.animation.ValueAnimator; | ||
| import android.view.View; | ||
| import android.view.ViewGroup; | ||
| import android.view.animation.AccelerateDecelerateInterpolator; // إضافة المروِّج البديل | ||
|
|
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| public class CustomTransition { | ||
| private View sourceView; | ||
| private View targetView; | ||
| private ViewGroup rootView; | ||
| private long duration = 300; // مدة الانتقال بالميللي ثانية | ||
|
|
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| public CustomTransition(View sourceView, View targetView, ViewGroup rootView) { | ||
| this.sourceView = sourceView; | ||
| this.targetView = targetView; | ||
| this.rootView = rootView; | ||
| } | ||
|
|
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| public void startTransition() { | ||
| // حفظ الموقع الأصلي للعناصر | ||
| final float startX = sourceView.getX(); | ||
| final float startY = sourceView.getY(); | ||
| final float startWidth = sourceView.getWidth(); | ||
| final float startHeight = sourceView.getHeight(); | ||
|
|
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| // حساب الموقع النهائي | ||
| int[] targetLocation = new int[2]; | ||
| targetView.getLocationInWindow(targetLocation); | ||
| final float endX = targetLocation[0]; | ||
| final float endY = targetLocation[1]; | ||
| final float endWidth = targetView.getWidth(); | ||
| final float endHeight = targetView.getHeight(); | ||
|
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| // إنشاء نسخة مؤقتة من العنصر للانتقال | ||
| final View transitionView = createTransitionView(sourceView); | ||
| rootView.addView(transitionView); | ||
|
|
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| // إنشاء الأنيميشن | ||
| ValueAnimator animator = ValueAnimator.ofFloat(0f, 1f); | ||
| animator.setDuration(duration); | ||
| animator.setInterpolator(new AccelerateDecelerateInterpolator()); // استخدام المروِّج الجديد | ||
|
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| animator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() { | ||
| @Override | ||
| public void onAnimationUpdate(ValueAnimator animation) { | ||
| float fraction = animation.getAnimatedFraction(); | ||
|
|
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| // حساب القيم الحالية باستخدام التداخل | ||
| float currentX = lerp(startX, endX, fraction); | ||
| float currentY = lerp(startY, endY, fraction); | ||
| float currentWidth = lerp(startWidth, endWidth, fraction); | ||
| float currentHeight = lerp(startHeight, endHeight, fraction); | ||
|
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| // تحديث موقع وحجم العنصر المؤقت | ||
| transitionView.setX(currentX); | ||
| transitionView.setY(currentY); | ||
| transitionView.getLayoutParams().width = (int) currentWidth; | ||
| transitionView.getLayoutParams().height = (int) currentHeight; | ||
| transitionView.requestLayout(); | ||
| } | ||
| }); | ||
|
|
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| animator.addListener(new AnimatorListenerAdapter() { | ||
| @Override | ||
| public void onAnimationEnd(Animator animation) { | ||
| // إزالة العنصر المؤقت بعد انتهاء الانتقال | ||
| rootView.removeView(transitionView); | ||
| targetView.setVisibility(View.VISIBLE); | ||
| } | ||
| }); | ||
|
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| // إخفاء العنصر الهدف أثناء الانتقال | ||
| targetView.setVisibility(View.INVISIBLE); | ||
| animator.start(); | ||
| } | ||
|
|
||
| // دالة مساعدة لإنشاء نسخة من العنصر للانتقال | ||
| private View createTransitionView(View source) { | ||
| // إنشاء نسخة من العنصر المصدر | ||
| View transitionView = new View(source.getContext()); | ||
| transitionView.setLayoutParams(new ViewGroup.LayoutParams( | ||
| source.getWidth(), | ||
| source.getHeight() | ||
| )); | ||
| transitionView.setX(source.getX()); | ||
| transitionView.setY(source.getY()); | ||
| transitionView.setBackground(source.getBackground()); | ||
| return transitionView; | ||
| } | ||
|
|
||
| // دالة مساعدة للتداخل الخطي | ||
| private float lerp(float start, float end, float fraction) { | ||
| return start + (end - start) * fraction; | ||
| } | ||
|
|
||
| // تعيين مدة الانتقال | ||
| public void setDuration(long duration) { | ||
| this.duration = duration; | ||
| } | ||
| } |
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