zovjqfm.zip

package com.caij.emore.widget.subsampling; import android.content.Context; import android.graphics.Bitmap; import android.graphics.PointF; import android.util.AttributeSet; import android.view.View; import android.widget.FrameLayout; import com.caij.emore.R; import com.davemorrissey.labs.subscaleview.ImageSource; import com.davemorrissey.labs.subscaleview.SubsamplingScaleImageView; /** * Created by Ca1j on 2017/1/18. */ public class BigImageView extends FrameLayout implements SubsamplingScaleImageView.OnImageEventListener { public static final int INIT_SCALE_TYPE_CENTER_INSIDE = 1; public static final int INIT_SCALE_TYPE_CENTER_CROP = 2; public static final int INIT_SCALE_TYPE_TOP_CROP = 4; private int mScaleType; private SubsamplingScaleImageView mSubsamplingScaleImageView; public BigImageView(Context context, AttributeSet attr) { super(context, attr); init(context); } public BigImageView(Context context) { this(context, null); } private void init(Context context) { inflate(context, R.layout.view_big_image, this); mSubsamplingScaleImageView = (SubsamplingScaleImageView) findViewById(R.id.ssiv); mSubsamplingScaleImageView.setOrientation(SubsamplingScaleImageView.ORIENTATION_USE_EXIF); mSubsamplingScaleImageView.setMinimumScaleType(SubsamplingScaleImageView.SCALE_TYPE_CUSTOM); mSubsamplingScaleImageView.setOnImageEventListener(this); setInitScaleType(INIT_SCALE_TYPE_CENTER_INSIDE); } public void setInitScaleType(int initScaleType) { mScaleType = initScaleType; invalidate(); } @Override public void onReady() { if (mScaleType == INIT_SCALE_TYPE_TOP_CROP) { float scale = getWidth() * 1f / mSubsamplingScaleImageView.getSWidth(); mSubsamplingScaleImageView.setScaleAndCenter(scale, new PointF(mSubsamplingScaleImageView.getSWidth() / 2, 0)); }else if (mScaleType == INIT_SCALE_TYPE_CENTER_CROP) { float scale = Math.max(getWidth() * 1f / mSubsamplingScaleImageView.getSWidth(), getHeight() * 1f / mSubsamplingScaleImageView.getSHeight()); mSubsamplingScaleImageView.setScaleAndCenter(scale, new PointF(mSubsamplingScaleImageView.getSWidth() / 2, mSubsamplingScaleImageView.getSHeight() / 2)); }else if (mScaleType == INIT_SCALE_TYPE_CENTER_INSIDE) { float scale = Math.min(getWidth() * 1f / mSubsamplingScaleImageView.getSWidth(), getHeight() * 1f / mSubsamplingScaleImageView.getSHeight()); mSubsamplingScaleImageView.setScaleAndCenter(scale, new PointF(mSubsamplingScaleImageView.getSWidth() / 2, mSubsamplingScaleImageView.getSHeight() / 2)); } float scale = getWidth() * 1f / mSubsamplingScaleImageView.getSWidth(); mSubsamplingScaleImageView.setMaxScale(Math.max(1, scale) * 2F); } @Override public void onImageLoaded() { } @Override public void onPreviewLoadError(Exception e) { } @Override public void onImageLoadError(Exception e) { } @Override public void onTileLoadError(Exception e) { } @Override public void onPreviewReleased() { } public void setDebug(boolean debug) { mSubsamplingScaleImageView.setDebug(debug); } public void setImage(String uri) { mSubsamplingScaleImageView.setImage(ImageSource.uri(uri)); } public void setImage(Bitmap bitmap, int orientation) { mSubsamplingScaleImageView.setOrientation(orientation); mSubsamplingScaleImageView.setImage(ImageSource.bitmap(bitmap)); } public void recycle() { mSubsamplingScaleImageView.recycle(); } @Override public void setOnClickListener(final OnClickListener l) { mSubsamplingScaleImageView.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { l.onClick(BigImageView.this); } }); } @Override public void setOnLongClickListener(final OnLongClickListener l) { mSubsamplingScaleImageView.setOnLongClickListener(new OnLongClickListener() { @Override public boolean onLongClick(View v) { l.onLongClick(BigImageView.this); return true; } }); } }