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#15: Define crop box size or aspect ratio
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app/src/main/java/de/k3b/android/lossless_jpg_crop/DefineAspectRatioFragment.java
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,147 @@ | ||
| /* | ||
| Copyright (C) 2022-2023 by k3b | ||
| This file is part of de.k3b.android.lossless_jpg_crop (https://github.com/k3b/losslessJpgCrop/) | ||
| This program 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. | ||
| This program 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 | ||
| this program. If not, see <http://www.gnu.org/licenses/> | ||
| */ | ||
| package de.k3b.android.lossless_jpg_crop; | ||
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| import android.app.DialogFragment; | ||
| import android.os.Bundle; | ||
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| import android.view.LayoutInflater; | ||
| import android.view.View; | ||
| import android.view.ViewGroup; | ||
| import android.widget.Button; | ||
| import android.widget.EditText; | ||
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| /** | ||
| * Define the aspect ratio of the result. (i.e 10x15). | ||
| * | ||
| * Use the {@link DefineAspectRatioFragment#newInstance} factory method to | ||
| * create an instance of this fragment. | ||
| */ | ||
| public class DefineAspectRatioFragment extends DialogFragment { | ||
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| private static final String PARAM_WIDTH = "paramWidth"; | ||
| private static final String PARAM_HEIGHT = "paramHeight"; | ||
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| private String mParamWidth; | ||
| private String mParamHeight; | ||
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| private EditText editWidth; | ||
| private EditText editHeight; | ||
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| /** must be implemented by calling activity to receive change in AspectRatio */ | ||
| public interface AspectRatioHandler { | ||
| void onDefineAspectRatio(String width, String height); | ||
| } | ||
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| public DefineAspectRatioFragment() { | ||
| // Required empty public constructor | ||
| } | ||
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| /** | ||
| * Use this factory method to create a new instance of | ||
| * this fragment using the provided parameters. | ||
| * | ||
| * @param paramWidth aspect ratio width | ||
| * @param paramHeight aspect ratio height | ||
| * @return A new instance of fragment DefineAspectRatioFragment. | ||
| */ | ||
| public static DefineAspectRatioFragment newInstance(String paramWidth, String paramHeight) { | ||
| DefineAspectRatioFragment fragment = new DefineAspectRatioFragment(); | ||
| Bundle args = new Bundle(); | ||
| args.putString(PARAM_WIDTH, paramWidth); | ||
| args.putString(PARAM_HEIGHT, paramHeight); | ||
| fragment.setArguments(args); | ||
| return fragment; | ||
| } | ||
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| @Override | ||
| public void onCreate(Bundle savedInstanceState) { | ||
| super.onCreate(savedInstanceState); | ||
| if (getArguments() != null) { | ||
| mParamWidth = getArguments().getString(PARAM_WIDTH); | ||
| mParamHeight = getArguments().getString(PARAM_HEIGHT); | ||
| } | ||
| } | ||
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| @Override | ||
| public View onCreateView(LayoutInflater inflater, ViewGroup container, | ||
| Bundle savedInstanceState) { | ||
| // Inflate the layout for this fragment | ||
| View view = inflater.inflate(R.layout.fragment_define_aspect_ratio, container, false); | ||
| if (getShowsDialog()) { | ||
| onCreateViewDialog(view); | ||
| } | ||
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| return view; | ||
| } | ||
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| @Override | ||
| public void onSaveInstanceState(Bundle outState) { | ||
| super.onSaveInstanceState(outState); | ||
| saveDialog(); | ||
| outState.putString(PARAM_WIDTH, mParamWidth); | ||
| outState.putString(PARAM_HEIGHT, mParamHeight); | ||
| } | ||
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| /** handle init for dialog-only controlls: cmdOk, cmdCancel, status */ | ||
| private void onCreateViewDialog(View view) { | ||
| view.<Button>findViewById(R.id.cmd_ok).setOnClickListener(new View.OnClickListener() { | ||
| @Override | ||
| public void onClick(View v) { | ||
| onOk(); | ||
| onCancel(getDialog()); | ||
| } | ||
| }); | ||
| view.<Button>findViewById(R.id.cmd_cancel).setOnClickListener(new View.OnClickListener() { | ||
| @Override | ||
| public void onClick(View v) { | ||
| onCancel(getDialog()); | ||
| } | ||
| }); | ||
| view.<Button>findViewById(R.id.cmd_swap).setOnClickListener(new View.OnClickListener() { | ||
| @Override | ||
| public void onClick(View v) { | ||
| saveDialog(); | ||
| String temp = mParamHeight; | ||
| mParamHeight = mParamWidth; | ||
| mParamWidth = temp; | ||
| loadDialog(); | ||
| } | ||
| }); | ||
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| editWidth = view.findViewById(R.id.editWidth); | ||
| editHeight = view.findViewById(R.id.editHeight); | ||
| loadDialog(); | ||
| } | ||
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| private void loadDialog() { | ||
| editWidth.setText(this.mParamWidth); | ||
| editHeight.setText(this.mParamHeight); | ||
| } | ||
| private void saveDialog() { | ||
| this.mParamWidth = editWidth.getText().toString(); | ||
| this.mParamHeight = editHeight.getText().toString(); | ||
| } | ||
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| private void onOk() { | ||
| saveDialog(); | ||
| ((AspectRatioHandler) getActivity()).onDefineAspectRatio(mParamWidth, mParamHeight); | ||
| } | ||
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| } |
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