Created
March 11, 2016 00:56
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| /* | |
| * Copyright (c) 2015. Xi'an iRain IOT Technology Service CO., Ltd. All Rights Reserved. | |
| */ | |
| package com.parkingwang.widget; | |
| import android.content.Context; | |
| import android.content.res.ColorStateList; | |
| import android.content.res.TypedArray; | |
| import android.graphics.Canvas; | |
| import android.graphics.Paint; | |
| import android.graphics.RectF; | |
| import android.graphics.drawable.Drawable; | |
| import android.graphics.drawable.StateListDrawable; | |
| import android.util.AttributeSet; | |
| import android.widget.Checkable; | |
| import android.widget.TextView; | |
| import com.parkingwang.app.R; | |
| /** | |
| * 锁车的View | |
| * | |
| * @author msdx.android@qq.com | |
| * @version 0.1 2015-09-17 | |
| */ | |
| public class ToggleView extends TextView implements Checkable { | |
| private static final int[] CHECKED_STATE_SET = {android.R.attr.state_checked}; | |
| private StateListDrawable stateListDrawable; | |
| private ColorStateList colorStateList; | |
| private String offText; | |
| private String onText; | |
| private int drawableHeight; | |
| private boolean isChecked; | |
| private RectF rect = new RectF(); | |
| private Paint paint; | |
| public ToggleView(Context context, AttributeSet attrs) { | |
| super(context, attrs); | |
| TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.ToggleView); | |
| stateListDrawable = (StateListDrawable) a.getDrawable(R.styleable.ToggleView_android_foreground); | |
| colorStateList = a.getColorStateList(R.styleable.ToggleView_pwColor); | |
| offText = a.getString(R.styleable.ToggleView_pwOffText); | |
| onText = a.getString(R.styleable.ToggleView_pwOnText); | |
| drawableHeight = a.getDimensionPixelSize(R.styleable.ToggleView_pwDrawableHeight, 0); | |
| a.recycle(); | |
| paint = new Paint(Paint.ANTI_ALIAS_FLAG); | |
| paint.setStyle(Paint.Style.FILL); | |
| paint.setStrokeCap(Paint.Cap.ROUND); | |
| } | |
| @Override | |
| protected void onDraw(Canvas canvas) { | |
| rect.set(0, 0, getWidth(), getHeight()); | |
| paint.setColor(colorStateList.getColorForState(getDrawableState(), colorStateList.getDefaultColor())); | |
| int radius = getHeight() / 2; | |
| canvas.drawRoundRect(rect, radius, radius, paint); | |
| super.onDraw(canvas); | |
| } | |
| @Override | |
| public void setSelected(boolean selected) { | |
| super.setSelected(selected); | |
| } | |
| @Override | |
| protected void drawableStateChanged() { | |
| super.drawableStateChanged(); | |
| if (stateListDrawable != null) { | |
| int[] myDrawableState = getDrawableState(); | |
| stateListDrawable.setState(myDrawableState); | |
| Drawable drawable = stateListDrawable.getCurrent(); | |
| if(drawableHeight != 0) { | |
| drawable.setBounds(0, 0, drawable.getIntrinsicWidth() * drawableHeight / drawable.getIntrinsicHeight(), drawableHeight); | |
| } else { | |
| drawable.setBounds(0, 0, drawable.getIntrinsicWidth(), drawable.getIntrinsicHeight()); | |
| } | |
| if (isChecked || isSelected()) { | |
| setCompoundDrawables(drawable, null, null, null); | |
| } else { | |
| setCompoundDrawables(null, null, drawable, null); | |
| } | |
| } | |
| setText(isChecked ? onText : offText); | |
| } | |
| @Override | |
| protected int[] onCreateDrawableState(int extraSpace) { | |
| final int[] drawableState = super.onCreateDrawableState(extraSpace + 1); | |
| if (isChecked) { | |
| mergeDrawableStates(drawableState, CHECKED_STATE_SET); | |
| } | |
| return drawableState; | |
| } | |
| @Override | |
| public void setChecked(boolean checked) { | |
| if (isChecked != checked) { | |
| isChecked = checked; | |
| refreshDrawableState(); | |
| } | |
| } | |
| @Override | |
| public boolean isChecked() { | |
| return isChecked; | |
| } | |
| @Override | |
| public void toggle() { | |
| setChecked(!isChecked); | |
| } | |
| } |
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