【www.bbyears.com--Tenda路由器】
先上效果图:
自定义控件:AttendanceProgressBar
代码如下:
代码如下
publicclassAttendanceProgressBarextendsView {
// 画圆环底部的画笔
privatePaint mCirclePaint;
// 画圆环的画笔
privatePaint mRingPaint;
// 画字体的画笔
privatePaint mTextPaint;
// 圆形颜色
privateintmCircleColor;
// 圆环颜色
privateintmRingColor;
// 半径
privatefloatmRadius;
// 圆环半径
privatefloatmRingRadius;
// 圆环宽度
privatefloatmStrokeWidth;
// 圆心x坐标
privateintmXCenter;
// 圆心y坐标
privateintmYCenter;
// 字的长度
privatefloatmTxtWidth;
// 字的高度
privatefloatmTxtHeight;
// 总进度
privateintmTotalProgress =100;
// 当前进度
privateintmProgress =80;
//字体颜色
privateintmTextColor;
// 字体大小
privatefloatmTextSize;
publicAttendanceProgressBar(Context context, AttributeSet attrs) {
super(context, attrs);
// 获取自定义的属性
initAttrs(context, attrs);
initVariable();
}
privatevoidinitAttrs(Context context, AttributeSet attrs) {
TypedArray typeArray = context.getTheme().obtainStyledAttributes(attrs,
R.styleable.AttendanceProgressBar,0,0);
mRadius = typeArray.getDimension(R.styleable.AttendanceProgressBar_radius,80);
mStrokeWidth = typeArray.getDimension(R.styleable.AttendanceProgressBar_strokeWidth,10);
mCircleColor = typeArray.getColor(R.styleable.AttendanceProgressBar_circleColor,0xFFFFFFFF);
mRingColor = typeArray.getColor(R.styleable.AttendanceProgressBar_ringColor,0xFFFFFFFF);
mTextColor = typeArray.getColor(R.styleable.AttendanceProgressBar_textColor,0xFF000000);
mTextSize = typeArray.getDimension(R.styleable.AttendanceProgressBar_textSize,80);
mRingRadius = mRadius + mStrokeWidth /2;
}
privatevoidinitVariable() {
mCirclePaint =newPaint();
mCirclePaint.setAntiAlias(true);
mCirclePaint.setColor(mCircleColor);
// mCirclePaint.setStyle(Paint.Style.FILL);
mCirclePaint.setStyle(Paint.Style.STROKE);
mCirclePaint.setStrokeWidth(mStrokeWidth);
mRingPaint =newPaint();
mRingPaint.setAntiAlias(true);
mRingPaint.setColor(mRingColor);
mRingPaint.setStyle(Paint.Style.STROKE);
mRingPaint.setStrokeWidth(mStrokeWidth);
mTextPaint =newPaint();
mTextPaint.setAntiAlias(true);
mTextPaint.setStyle(Paint.Style.FILL);
mTextPaint.setColor(mTextColor);
// mTextPaint.setARGB(255, 255, 255, 255);
// mTextPaint.setTextSize(mRadius / 2);
mTextPaint.setTextSize(mTextSize);
Paint.FontMetrics fm = mTextPaint.getFontMetrics();
mTxtHeight = (int) Math.ceil(fm.descent - fm.ascent);
}
@Override
protectedvoidonDraw(Canvas canvas) {
mXCenter = getWidth() /2;
mYCenter = getHeight() /2;
// canvas.drawCircle(mXCenter, mYCenter, mRadius, mCirclePaint);
canvas.drawCircle(mXCenter, mYCenter, mRingRadius, mCirclePaint);
RectF oval =newRectF();
oval.left = (mXCenter - mRingRadius);
oval.top = (mYCenter - mRingRadius);
oval.right = mRingRadius *2+ (mXCenter - mRingRadius);
oval.bottom = mRingRadius *2+ (mYCenter - mRingRadius);
canvas.drawArc(oval, -90, ((float) mProgress / mTotalProgress) *360,false, mRingPaint);//
// canvas.drawCircle(mXCenter, mYCenter, mRadius + mStrokeWidth / 2, mRingPaint);
// String txt = mProgress + "%";
String txt ="16/18";
mTxtWidth = mTextPaint.measureText(txt,0, txt.length());
// canvas.drawText(txt, mXCenter - mTxtWidth / 2, mYCenter + mTxtHeight / 4, mTextPaint);
canvas.drawText(txt, mXCenter - mTxtWidth /2, mYCenter + mTxtHeight /4- dipToPx(10), mTextPaint);
txt ="出勤人数";
mTxtWidth = mTextPaint.measureText(txt,0, txt.length());
canvas.drawText(txt, mXCenter - mTxtWidth /2, mYCenter + mTxtHeight /4+ dipToPx(10), mTextPaint);
}
publicvoidsetProgress(intprogress) {
mProgress = progress;
postInvalidate();
}
privateintdipToPx(intdip) {
floatscale = getContext().getResources().getDisplayMetrics().density;
return(int) (dip * scale +0.5f * (dip >=0?1: -1));
}
}
因为是自定义控件,所以在attr.xml文件定义了一些控件属性,以便在xml文件中设置这些属性
代码如下:
代码如下
word">xml
version
=
"1.0"
encoding
=
"utf-8"
?>
<
word">resources
>
<
declare-styleable
name
=
"AttendanceProgressBar"
>
<
attr
name
=
"radius"
format
=
"dimension"
/>
<
attr
name
=
"strokeWidth"
format
=
"dimension"
/>
<
attr
name
=
"circleColor"
format
=
"color"
/>
<
attr
name
=
"ringColor"
format
=
"color"
/>
<
attr
name
=
"textColor"
format
=
"color"
/>
<
attr
name
=
"textSize"
format
=
"dimension"
/>
declare-styleable
>
resources
>
最后,在xml文件中,可以这样使用
代码如下
android:layout_gravity="center" android:layout_width="100dp" android:layout_height="100dp" app:radius="45dp" app:strokeWidth="5dp" app:textSize="@dimen/text_16" app:textColor="@color/color_333333" app:circleColor="@color/color_d5ebfd" app:ringColor="@color/color_2c9df7"/> 这只是初步处理,使用时可以根据需求酌情处理。