load Bitmap Into ImageView - Android User Interface

Android examples for User Interface:ImageView

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  2. Android
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  4. ImageView

Description

load Bitmap Into ImageView

Demo Code


//package com.java2s;

import android.content.Context;

import android.graphics.Bitmap;
import android.graphics.drawable.BitmapDrawable;
import android.graphics.drawable.Drawable;
import android.graphics.drawable.TransitionDrawable;

import android.widget.ImageView;

public class Main {
    public static void loadBitmapIntoView(Context context, ImageView view,
            Bitmap bm, boolean fadeIn) {
        final Drawable previousDrawable = view.getDrawable();
        if (fadeIn && previousDrawable != null) {
            final Drawable[] layers = new Drawable[2];
            // Prevent cascade of TransitionDrawables.
            if (previousDrawable instanceof TransitionDrawable) {
                final TransitionDrawable previousTransitionDrawable = (TransitionDrawable) previousDrawable;
                layers[0] = previousTransitionDrawable
                        .getDrawable(previousTransitionDrawable
                                .getNumberOfLayers() - 1);
            } else {
                layers[0] = previousDrawable;
            }/*from ww w  .  j  a va  2  s .  c  o m*/
            layers[1] = new BitmapDrawable(context.getResources(), bm);
            TransitionDrawable drawable = new TransitionDrawable(layers);

            view.setImageDrawable(drawable);
            drawable.setCrossFadeEnabled(true);
            drawable.startTransition(200);
        } else {
            view.setImageBitmap(bm);
        }
    }
}

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