package com.ypx.imagepicker.helper;
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import android.app.Activity;
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import android.content.Context;
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import android.graphics.Bitmap;
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import android.graphics.Color;
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import android.view.Gravity;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.FrameLayout;
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import android.widget.ImageView;
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import androidx.annotation.NonNull;
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import com.ypx.imagepicker.bean.ImageCropMode;
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import com.ypx.imagepicker.bean.ImageItem;
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import com.ypx.imagepicker.presenter.IPickerPresenter;
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import com.ypx.imagepicker.utils.PBitmapUtils;
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import com.ypx.imagepicker.widget.cropimage.CropImageView;
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import java.io.File;
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import java.lang.ref.WeakReference;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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/**
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* Time: 2019/9/30 9:45
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* Author:ypx
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* Description: 剪裁View封装
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*/
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public class CropViewContainerHelper {
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private WeakReference<ViewGroup> parentReference;
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//存储已选择的剪裁View
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private HashMap<ImageItem, CropImageView> cropViewList = new HashMap<>();
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public CropViewContainerHelper(@NonNull ViewGroup parent) {
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parentReference = new WeakReference<>(parent);
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}
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private ViewGroup getParent() {
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if (parentReference != null && parentReference.get() != null) {
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return parentReference.get();
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}
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return null;
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}
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public void setBackgroundColor(int color) {
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if (mCropView != null) {
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mCropView.setBackgroundColor(color);
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}
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}
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private CropImageView mCropView;
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public CropImageView loadCropView(final Context context, final ImageItem imageItem, final int mCropSize,
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final IPickerPresenter presenter, final onLoadComplete loadComplete) {
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final Activity activity = (Activity) context;
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if (cropViewList.containsKey(imageItem) && cropViewList.get(imageItem) != null) {
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mCropView = cropViewList.get(imageItem);
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} else {
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mCropView = new CropImageView(context);
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//设置剪裁view的属性
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mCropView.setScaleType(ImageView.ScaleType.CENTER_CROP);
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mCropView.enable(); // 启用图片缩放功能
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mCropView.setMaxScale(7.0f);
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mCropView.setCanShowTouchLine(true);
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mCropView.setShowImageRectLine(true);
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if (imageItem.width == 0 || imageItem.height == 0) {
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mCropView.setOnImageLoadListener(new CropImageView.onImageLoadListener() {
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@Override
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public void onImageLoaded(float w, float h) {
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imageItem.width = (int) w;
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imageItem.height = (int) h;
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if (loadComplete != null) {
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loadComplete.loadComplete();
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}
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}
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});
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}
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DetailImageLoadHelper.displayDetailImage(true, mCropView, presenter, imageItem);
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}
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if (getParent() != null) {
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getParent().removeAllViews();
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if (mCropView.getParent() != null) {
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((ViewGroup) mCropView.getParent()).removeView(mCropView);
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}
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FrameLayout.LayoutParams params = new FrameLayout.LayoutParams(mCropSize, mCropSize);
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params.gravity = Gravity.CENTER;
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getParent().addView(mCropView, params);
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}
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return mCropView;
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}
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public interface onLoadComplete {
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void loadComplete();
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}
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public void addCropView(CropImageView view, ImageItem imageItem) {
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if (!cropViewList.containsKey(imageItem)) {
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cropViewList.put(imageItem, view);
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}
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}
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public void removeCropView(ImageItem imageItem) {
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cropViewList.remove(imageItem);
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}
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public void refreshAllState(ImageItem currentImageItem, List<ImageItem> selectList,
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ViewGroup invisibleContainer,
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boolean isFitState,
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ResetSizeExecutor executor) {
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invisibleContainer.removeAllViews();
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invisibleContainer.setVisibility(View.VISIBLE);
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for (ImageItem imageItem : selectList) {
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if (imageItem == currentImageItem) {
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continue;
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}
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CropImageView picBrowseImageView = cropViewList.get(imageItem);
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if (picBrowseImageView != null) {
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invisibleContainer.addView(picBrowseImageView);
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if (executor != null) {
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executor.resetAllCropViewSize(picBrowseImageView);
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}
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if (isFitState) {
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imageItem.setCropMode(ImageCropMode.ImageScale_FILL);
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picBrowseImageView.setScaleType(ImageView.ScaleType.FIT_CENTER);
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}
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cropViewList.put(imageItem, picBrowseImageView);
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}
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}
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invisibleContainer.setVisibility(View.INVISIBLE);
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}
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public ArrayList<ImageItem> generateCropUrls(List<ImageItem> selectList, int cropMode) {
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for (ImageItem imageItem : selectList) {
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CropImageView view = cropViewList.get(imageItem);
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if (view == null) {
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continue;
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}
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view.requestLayout();
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Bitmap bitmap;
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if (imageItem.getCropMode() == ImageCropMode.ImageScale_GAP) {
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bitmap = view.generateCropBitmapFromView(Color.WHITE);
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} else {
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bitmap = view.generateCropBitmap();
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}
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String cropUrl = PBitmapUtils.saveBitmapToFile(view.getContext(), bitmap,
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"crop_" + System.currentTimeMillis(),
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Bitmap.CompressFormat.JPEG);
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if (imageItem.getCropUrl() != null && imageItem.getCropUrl().length() > 0) {
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new File(imageItem.getCropUrl()).delete();
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}
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imageItem.setCropUrl(cropUrl);
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imageItem.setCropMode(cropMode);
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imageItem.setPress(false);
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}
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return (ArrayList<ImageItem>) selectList;
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}
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public interface ResetSizeExecutor {
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void resetAllCropViewSize(CropImageView view);
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}
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}
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