open-keychain/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/widget/PasswordStrengthBarView.java
2015-04-25 23:40:26 +02:00

115 lines
4.2 KiB
Java

/*
* The MIT License (MIT)
*
* Copyright (c) 2014 Matt Allen
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
package org.sufficientlysecure.keychain.ui.widget;
import android.content.Context;
import android.graphics.Canvas;
import android.util.AttributeSet;
/**
* Created by matt on 04/07/2014.
* https://github.com/matt-allen/android-password-strength-indicator
*/
public class PasswordStrengthBarView extends PasswordStrengthView {
public PasswordStrengthBarView(Context context, AttributeSet attrs) {
super(context, attrs);
mMinHeight = 80;
mMinWidth = 300;
}
@Override
protected void onDraw(Canvas canvas) {
super.onDraw(canvas);
generateIndicatorColor();
// Default to full width
int indWidth = mIndicatorWidth;
// If score, leave it as full - can cause it to become
// less than full width in this calculation
if (mCurrentScore < 20) indWidth = (mIndicatorWidth / 20) * mCurrentScore;
// Draw indicator
canvas.drawRect(
getPaddingLeft(),
getPaddingTop(),
indWidth,
mIndicatorHeight,
mIndicatorPaint
);
// Draw guides if true
if (mShowGuides) {
// TODO: Try and do this with a loop, for efficiency
// Draw bottom guide border
float positionY = getHeight() - getPaddingBottom() - getPaddingTop();
float notchHeight = (float) (positionY * 0.8);
canvas.drawLine(
getPaddingLeft(),
positionY,
getWidth() - getPaddingRight(),
positionY,
mGuidePaint);
// Show left-most notch
canvas.drawLine(
getPaddingLeft(),
positionY,
getPaddingLeft(),
notchHeight,
mGuidePaint
);
// Show middle-left notch
canvas.drawLine(
(float) (mIndicatorWidth * 0.25) + getPaddingLeft(),
positionY,
(float) (mIndicatorWidth * 0.25) + getPaddingLeft(),
notchHeight,
mGuidePaint
);
// Show the middle notch
canvas.drawLine(
(float) (mIndicatorWidth * 0.5) + getPaddingLeft(),
positionY,
(float) (mIndicatorWidth * 0.5) + getPaddingLeft(),
notchHeight,
mGuidePaint
);
// Show the middle-right notch
canvas.drawLine(
(float) (mIndicatorWidth * 0.75) + getPaddingLeft(),
positionY,
(float) (mIndicatorWidth * 0.75) + getPaddingLeft(),
notchHeight,
mGuidePaint
);
// Show the right-most notch
canvas.drawLine(
mIndicatorWidth + getPaddingLeft(),
positionY,
mIndicatorWidth + getPaddingLeft(),
notchHeight,
mGuidePaint
);
}
}
}