Files
FairEmail/app/src/main/java/eu/faircode/email/FragmentDialogEditImage.java
2025-01-16 07:22:24 +01:00

272 lines
10 KiB
Java

package eu.faircode.email;
/*
This file is part of FairEmail.
FairEmail is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
FairEmail is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with FairEmail. If not, see <http://www.gnu.org/licenses/>.
Copyright 2018-2025 by Marcel Bokhorst (M66B)
*/
import static android.app.Activity.RESULT_OK;
import android.app.Dialog;
import android.content.Context;
import android.content.Intent;
import android.graphics.Bitmap;
import android.graphics.Typeface;
import android.os.Bundle;
import android.text.SpannableStringBuilder;
import android.text.TextUtils;
import android.text.style.StyleSpan;
import android.util.Size;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.ImageButton;
import android.widget.ProgressBar;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.appcompat.app.AlertDialog;
import androidx.appcompat.widget.PopupMenu;
import com.canhub.cropper.CropImageOptions;
import com.canhub.cropper.CropImageView;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStream;
public class FragmentDialogEditImage extends FragmentDialogBase {
private int resize = 0;
@NonNull
@Override
public Dialog onCreateDialog(@Nullable Bundle savedInstanceState) {
Bundle args = getArguments();
if (savedInstanceState != null)
resize = savedInstanceState.getInt("fair:resize", 0);
final int[] resizeValues = getResources().getIntArray(R.array.resizeValues);
Context context = getContext();
View dview = LayoutInflater.from(context).inflate(R.layout.dialog_edit_image, null);
ImageButton ibRotate = dview.findViewById(R.id.ibRotate);
ImageButton ibFlipHorizontally = dview.findViewById(R.id.ibFlipHorizontally);
ImageButton ibFlipVertically = dview.findViewById(R.id.ibFlipVertically);
ImageButton ibResize = dview.findViewById(R.id.ibResize);
ImageButton ibCancel = dview.findViewById(R.id.ibCancel);
ImageButton ibSave = dview.findViewById(R.id.ibSave);
CropImageView civ = dview.findViewById(R.id.civ);
ProgressBar pbWait = dview.findViewById(R.id.pbWait);
Dialog dialog = new AlertDialog.Builder(context)
.setView(dview)
.create();
ibRotate.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
civ.rotateImage(90);
}
});
ibFlipHorizontally.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
civ.flipImageHorizontally();
}
});
ibFlipVertically.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
civ.flipImageVertically();
}
});
ibResize.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
PopupMenuLifecycle popupMenu = new PopupMenuLifecycle(context, FragmentDialogEditImage.this, v);
Size expected = civ.expectedImageSize();
int s = (expected == null
? Integer.MAX_VALUE
: Math.max(expected.getWidth(), expected.getHeight()));
SpannableStringBuilder ssb = new SpannableStringBuilderEx("---");
if (resize == 0)
ssb.setSpan(new StyleSpan(Typeface.BOLD), 0, ssb.length(), 0);
popupMenu.getMenu().add(Menu.NONE, 1, 1, ssb)
.setIntent(new Intent().putExtra("size", 0));
int order = 1;
for (int size : resizeValues) {
order++;
ssb = new SpannableStringBuilderEx(getString(R.string.title_add_resize_pixels, size));
if (size == resize)
ssb.setSpan(new StyleSpan(Typeface.BOLD), 0, ssb.length(), 0);
popupMenu.getMenu().add(Menu.NONE, order, order, ssb)
.setEnabled(size < s)
.setIntent(new Intent().putExtra("size", size));
}
popupMenu.setOnMenuItemClickListener(new PopupMenu.OnMenuItemClickListener() {
@Override
public boolean onMenuItemClick(MenuItem item) {
Intent intent = item.getIntent();
if (intent == null)
return false;
resize = intent.getIntExtra("size", 0);
return true;
}
});
popupMenu.show();
}
});
ibCancel.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
dialog.dismiss();
}
});
ibSave.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
new SimpleTask<Void>() {
@Override
protected void onPreExecute(Bundle args) {
ibSave.setEnabled(true);
pbWait.setVisibility(View.VISIBLE);
}
@Override
protected void onPostExecute(Bundle args) {
ibSave.setEnabled(true);
pbWait.setVisibility(View.GONE);
}
@Override
protected Void onExecute(Context context, Bundle args) throws Throwable {
long id = args.getLong("id");
DB db = DB.getInstance(context);
EntityAttachment attachment = db.attachment().getAttachment(id);
if (attachment == null)
return null;
Bitmap bm = civ.getCroppedImage(resize, resize, CropImageView.RequestSizeOptions.RESIZE_INSIDE);
if (bm == null)
return null;
File file = attachment.getFile(context);
try (OutputStream os = new BufferedOutputStream(new FileOutputStream(file))) {
bm.compress(Bitmap.CompressFormat.PNG, ImageHelper.DEFAULT_PNG_COMPRESSION, os);
}
long len = file.length();
if (attachment.name != null) {
int index = attachment.name.lastIndexOf(".");
if (index > 0) {
String ext = attachment.name.substring(index + 1);
if (!TextUtils.isEmpty(ext) && !ext.equalsIgnoreCase("png")) {
File old = attachment.getFile(context);
attachment.name = attachment.name.substring(0, index) + ".png";
if (!old.renameTo(attachment.getFile(context)))
throw new IOException("Error renaming " + file.getAbsolutePath());
}
}
}
db.attachment().setName(id, attachment.name, "image/png", len);
return null;
}
@Override
protected void onExecuted(Bundle args, Void data) {
sendResult(RESULT_OK);
dismiss();
}
@Override
protected void onException(Bundle args, Throwable ex) {
Log.unexpectedError(getParentFragment(), ex);
}
}.execute(FragmentDialogEditImage.this, args, "save:image");
}
});
CropImageOptions options = new CropImageOptions();
options.borderCornerThickness = Helper.dp2pixels(context, 5);
civ.setImageCropOptions(options);
new SimpleTask<EntityAttachment>() {
@Override
protected void onPreExecute(Bundle args) {
pbWait.setVisibility(View.VISIBLE);
ibSave.setEnabled(false);
}
@Override
protected void onPostExecute(Bundle args) {
pbWait.setVisibility(View.GONE);
ibSave.setEnabled(true);
}
@Override
protected EntityAttachment onExecute(Context context, Bundle args) {
long id = args.getLong("id");
DB db = DB.getInstance(context);
return db.attachment().getAttachment(id);
}
@Override
protected void onExecuted(Bundle args, EntityAttachment attachment) {
if (attachment == null)
return;
civ.setImageUriAsync(attachment.getUri(context));
}
@Override
protected void onException(Bundle args, Throwable ex) {
Log.unexpectedError(getParentFragmentManager(), ex);
}
}.execute(this, args, "edit:image");
return dialog;
}
@Override
public void onSaveInstanceState(@NonNull Bundle outState) {
outState.putInt("fair:resize", resize);
super.onSaveInstanceState(outState);
}
}