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/*
* Copyright (C) 2012 Andrew Neal Licensed under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
* http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law
* or agreed to in writing, software distributed under the License is
* distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the specific language
* governing permissions and limitations under the License.
*/
package com.cyngn.eleven.widgets;
import android.app.AlertDialog;
import android.content.Context;
import android.graphics.Color;
import android.graphics.PixelFormat;
import android.text.Editable;
import android.text.TextWatcher;
import android.view.LayoutInflater;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import com.cyngn.eleven.R;
import com.cyngn.eleven.utils.ApolloUtils;
import com.cyngn.eleven.utils.PreferenceUtils;
import com.cyngn.eleven.widgets.ColorPickerView.OnColorChangedListener;
import java.util.Locale;
/**
* Shows the {@link ColorPanelView} in a new {@link AlertDialog}.
*
* @author Andrew Neal (andrewdneal@gmail.com)
*/
public class ColorSchemeDialog extends AlertDialog implements
ColorPickerView.OnColorChangedListener {
private final int mCurrentColor;
private final OnColorChangedListener mListener = this;;
private LayoutInflater mInflater;
private ColorPickerView mColorPicker;
private Button mOldColor;
private Button mNewColor;
private View mRootView;
private EditText mHexValue;
/**
* Constructor of <code>ColorSchemeDialog</code>
*
* @param context The {@link Contxt} to use.
*/
public ColorSchemeDialog(final Context context) {
super(context);
getWindow().setFormat(PixelFormat.RGBA_8888);
mCurrentColor = PreferenceUtils.getInstance(context).getDefaultThemeColor(context);
setUp(mCurrentColor);
}
@Override
public void onAttachedToWindow() {
super.onAttachedToWindow();
ApolloUtils.removeHardwareAccelerationSupport(mColorPicker);
}
/*
* (non-Javadoc)
* @see com.cyngn.eleven.widgets.ColorPickerView.OnColorChangedListener#
* onColorChanged(int)
*/
@Override
public void onColorChanged(final int color) {
if (mHexValue != null) {
mHexValue.setText(padLeft(Integer.toHexString(color).toUpperCase(Locale.getDefault()),
'0', 8));
}
mNewColor.setBackgroundColor(color);
}
private String padLeft(final String string, final char padChar, final int size) {
if (string.length() >= size) {
return string;
}
final StringBuilder result = new StringBuilder();
for (int i = string.length(); i < size; i++) {
result.append(padChar);
}
result.append(string);
return result.toString();
}
/**
* Initialzes the presets and color picker
*
* @param color The color to use.
*/
private void setUp(final int color) {
mInflater = (LayoutInflater)getContext().getSystemService(Context.LAYOUT_INFLATER_SERVICE);
mRootView = mInflater.inflate(R.layout.color_scheme_dialog, null);
mColorPicker = (ColorPickerView)mRootView.findViewById(R.id.color_picker_view);
mOldColor = (Button)mRootView.findViewById(R.id.color_scheme_dialog_old_color);
mOldColor.setOnClickListener(mPresetListener);
mNewColor = (Button)mRootView.findViewById(R.id.color_scheme_dialog_new_color);
setUpPresets(R.id.color_scheme_dialog_preset_one);
setUpPresets(R.id.color_scheme_dialog_preset_two);
setUpPresets(R.id.color_scheme_dialog_preset_three);
setUpPresets(R.id.color_scheme_dialog_preset_four);
setUpPresets(R.id.color_scheme_dialog_preset_five);
setUpPresets(R.id.color_scheme_dialog_preset_six);
setUpPresets(R.id.color_scheme_dialog_preset_seven);
setUpPresets(R.id.color_scheme_dialog_preset_eight);
mHexValue = (EditText)mRootView.findViewById(R.id.color_scheme_dialog_hex_value);
mHexValue.addTextChangedListener(new TextWatcher() {
@Override
public void onTextChanged(final CharSequence s, final int start, final int before,
final int count) {
try {
mColorPicker.setColor(Color.parseColor("#"
+ mHexValue.getText().toString().toUpperCase(Locale.getDefault())));
mNewColor.setBackgroundColor(Color.parseColor("#"
+ mHexValue.getText().toString().toUpperCase(Locale.getDefault())));
} catch (final Exception ignored) {
}
}
@Override
public void beforeTextChanged(final CharSequence s, final int start, final int count,
final int after) {
/* Nothing to do */
}
@Override
public void afterTextChanged(final Editable s) {
/* Nothing to do */
}
});
mColorPicker.setOnColorChangedListener(this);
mOldColor.setBackgroundColor(color);
mColorPicker.setColor(color, true);
setTitle(R.string.color_picker_title);
setView(mRootView);
}
/**
* @param color The color resource.
* @return A new color from Apollo's resources.
*/
private int getColor(final int color) {
return getContext().getResources().getColor(color);
}
/**
* @return {@link ColorPickerView}'s current color
*/
public int getColor() {
return mColorPicker.getColor();
}
/**
* @param which The Id of the preset color
*/
private void setUpPresets(final int which) {
final Button preset = (Button)mRootView.findViewById(which);
if (preset != null) {
preset.setOnClickListener(mPresetListener);
}
}
/**
* Sets up the preset buttons
*/
private final View.OnClickListener mPresetListener = new View.OnClickListener() {
@Override
public void onClick(final View v) {
switch (v.getId()) {
case R.id.color_scheme_dialog_preset_one:
mColorPicker.setColor(getColor(R.color.holo_blue_light));
break;
case R.id.color_scheme_dialog_preset_two:
mColorPicker.setColor(getColor(R.color.holo_green_light));
break;
case R.id.color_scheme_dialog_preset_three:
mColorPicker.setColor(getColor(R.color.holo_orange_dark));
break;
case R.id.color_scheme_dialog_preset_four:
mColorPicker.setColor(getColor(R.color.holo_orange_light));
break;
case R.id.color_scheme_dialog_preset_five:
mColorPicker.setColor(getColor(R.color.holo_purple));
break;
case R.id.color_scheme_dialog_preset_six:
mColorPicker.setColor(getColor(R.color.holo_red_light));
break;
case R.id.color_scheme_dialog_preset_seven:
mColorPicker.setColor(getColor(R.color.white));
break;
case R.id.color_scheme_dialog_preset_eight:
mColorPicker.setColor(getColor(R.color.black));
break;
case R.id.color_scheme_dialog_old_color:
mColorPicker.setColor(mCurrentColor);
break;
default:
break;
}
if (mListener != null) {
mListener.onColorChanged(getColor());
}
}
};
}
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