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<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"xmlns:bqt="http://schemas.android.com/apk/res/com.bqt.myview"android:layout_width="match_parent"android:layout_height="match_parent"android:background="#fff" ><LinearLayoutandroid:layout_width="match_parent"android:layout_height="wrap_content"android:orientation="vertical" ><com.bqt.myview.HorizontalProgressBarWithNumberandroid:id="@+id/id_progressbar01"android:layout_width="match_parent"android:layout_height="wrap_content"android:layout_margin="5dp"android:progress="10" /><com.bqt.myview.HorizontalProgressBarWithNumberandroid:layout_width="300dp"android:layout_height="10dp"android:layout_margin="5dp"android:progress="10"bqt:progress_reached_bar_height="10dp"bqt:progress_text_color="#ff2903FC"bqt:progress_unreached_color="#ffBCB4E8" /><com.bqt.myview.HorizontalProgressBarWithNumberandroid:layout_width="200dp"android:layout_height="30dp"android:layout_margin="5dp"android:background="#000"android:progress="30"bqt:progress_text_color="#ff0"bqt:progress_text_size="30dp"bqt:progress_unreached_bar_height="10dp"bqt:progress_unreached_color="#0f0" /><com.bqt.myview.HorizontalProgressBarWithNumberandroid:layout_width="match_parent"android:layout_height="wrap_content"android:layout_margin="5dp"android:background="#2000"android:progress="10"bqt:progress_text_color="#ffF53B03"bqt:progress_text_size="15sp"bqt:progress_unreached_color="#fff" /><com.bqt.myview.RoundProgressBarWidthNumberandroid:id="@+id/id_progress02"android:layout_width="match_parent"android:layout_height="60dp"android:layout_margin="5dp"android:progress="10" /><com.bqt.myview.RoundProgressBarWidthNumberandroid:layout_width="match_parent"android:layout_height="wrap_content"android:layout_margin="5dp"android:background="#fff"android:progress="30"bqt:progress_radius="50dp"bqt:progress_text_color="#ffF53B03"bqt:progress_text_size="20sp" /><com.bqt.myview.RoundProgressBarWidthNumberandroid:layout_width="match_parent"android:layout_height="wrap_content"android:layout_margin="5dp"android:background="#300f"android:progress="50"bqt:progress_text_color="#00f"bqt:progress_text_size="25sp"bqt:progress_unreached_color="#3000" /><com.bqt.myview.RoundProgressBarWidthNumberandroid:layout_width="match_parent"android:layout_height="wrap_content"android:layout_margin="5dp"android:background="#30f0"android:progress="70"bqt:progress_radius="15dp"bqt:progress_reached_color="#f00"bqt:progress_text_color="#000"bqt:progress_unreached_color="#0f0" /></LinearLayout></ScrollView>
水平pb
public class HorizontalProgressBarWithNumber extends ProgressBar {private static final int DEFAULT_TEXT_SIZE = 10;private static final int DEFAULT_TEXT_COLOR = 0XFFFC00D1;private static final int DEFAULT_COLOR_UNREACHED_COLOR = 0xFFd3d6da;private static final int DEFAULT_HEIGHT_REACHED_PROGRESS_BAR = 2;private static final int DEFAULT_HEIGHT_UNREACHED_PROGRESS_BAR = 2;private static final int DEFAULT_SIZE_TEXT_OFFSET = 10;protected Paint mPaint = new Paint();protected int mTextColor = DEFAULT_TEXT_COLOR;protected int mTextSize = sp2px(DEFAULT_TEXT_SIZE);protected int mTextOffset = dp2px(DEFAULT_SIZE_TEXT_OFFSET);protected int mReachedPBHeight = dp2px(DEFAULT_HEIGHT_REACHED_PROGRESS_BAR);protected int mReachedBarColor = DEFAULT_TEXT_COLOR;protected int mUnReachedBarColor = DEFAULT_COLOR_UNREACHED_COLOR;protected int mUnReachedPBHeight = dp2px(DEFAULT_HEIGHT_UNREACHED_PROGRESS_BAR);protected int mRealWidth;/**是否显示文字*/protected boolean mIfDrawText = true;public HorizontalProgressBarWithNumber(Context context, AttributeSet attrs) {this(context, attrs, 0);}public HorizontalProgressBarWithNumber(Context context, AttributeSet attrs, int defStyle) {super(context, attrs, defStyle);TypedArray attributes = getContext().obtainStyledAttributes(attrs, R.styleable.HorizontalPB);mTextColor = attributes.getColor(R.styleable.HorizontalPB_progress_text_color, DEFAULT_TEXT_COLOR);mTextSize = (int) attributes.getDimension(R.styleable.HorizontalPB_progress_text_size, mTextSize);mReachedBarColor = attributes.getColor(R.styleable.HorizontalPB_progress_reached_color, mTextColor);mUnReachedBarColor = attributes.getColor(R.styleable.HorizontalPB_progress_unreached_color, DEFAULT_COLOR_UNREACHED_COLOR);mReachedPBHeight = (int) attributes.getDimension(R.styleable.HorizontalPB_progress_reached_bar_height, mReachedPBHeight);mUnReachedPBHeight = (int) attributes.getDimension(R.styleable.HorizontalPB_progress_unreached_bar_height, mUnReachedPBHeight);mTextOffset = (int) attributes.getDimension(R.styleable.HorizontalPB_progress_text_offset, mTextOffset);mIfDrawText = attributes.getBoolean(R.styleable.HorizontalPB_progress_text_visibility, true);attributes.recycle();mPaint.setTextSize(mTextSize);mPaint.setColor(mTextColor);}@Overrideprotected synchronized void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {int width = MeasureSpec.getSize(widthMeasureSpec);//宽没法使用wrap_content,要不然谁也不知道到底该设为多少int height = measureHeight(heightMeasureSpec);setMeasuredDimension(width, height);mRealWidth = getMeasuredWidth() - getPaddingRight() - getPaddingLeft();}private int measureHeight(int measureSpec) {int result = 0;int specMode = MeasureSpec.getMode(measureSpec);int specSize = MeasureSpec.getSize(measureSpec);if (specMode == MeasureSpec.EXACTLY) {result = specSize;} else {float textHeight = (mPaint.descent() - mPaint.ascent());result = (int) (getPaddingTop() + getPaddingBottom() + Math.max(Math.max(mReachedPBHeight, mUnReachedPBHeight), Math.abs(textHeight)));if (specMode == MeasureSpec.AT_MOST) {result = Math.min(result, specSize);}}return result;}@Overrideprotected synchronized void onDraw(Canvas canvas) {canvas.save();//先保存目前画纸的位置,画完后调用restore方法返回到刚才保存的位置canvas.translate(getPaddingLeft(), getHeight() / 2);//移动画笔boolean noNeedBg = false;float radio = getProgress() * 1.0f / getMax();float progressPosX = (int) (mRealWidth * radio);String text = getProgress() + "%";// mPaint.getTextBounds(text, 0, text.length(), mTextBound);float textWidth = mPaint.measureText(text);float textHeight = (mPaint.descent() + mPaint.ascent()) / 2;if (progressPosX + textWidth > mRealWidth) {progressPosX = mRealWidth - textWidth;noNeedBg = true;}// draw reached barfloat endX = progressPosX - mTextOffset / 2;if (endX > 0) {mPaint.setColor(mReachedBarColor);mPaint.setStrokeWidth(mReachedPBHeight);canvas.drawLine(0, 0, endX, 0, mPaint);}// draw progress bar,measure text boundif (mIfDrawText) {mPaint.setColor(mTextColor);canvas.drawText(text, progressPosX, -textHeight, mPaint);}// draw unreached barif (!noNeedBg) {float start = progressPosX + mTextOffset / 2 + textWidth;mPaint.setColor(mUnReachedBarColor);mPaint.setStrokeWidth(mUnReachedPBHeight);canvas.drawLine(start, 0, mRealWidth, 0, mPaint);}canvas.restore();//返回到刚才保存的位置}protected int dp2px(int dpVal) {return (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, dpVal, getResources().getDisplayMetrics());}protected int sp2px(int spVal) {return (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_SP, spVal, getResources().getDisplayMetrics());}}
圆形pb
public class RoundProgressBarWidthNumber extends HorizontalProgressBarWithNumber {private int mRadius = dp2px(30);private int mMaxPaintWidth;public RoundProgressBarWidthNumber(Context context) {this(context, null);}public RoundProgressBarWidthNumber(Context context, AttributeSet attrs) {super(context, attrs);mReachedPBHeight = (int) (mUnReachedPBHeight * 2.5f);TypedArray ta = context.obtainStyledAttributes(attrs, R.styleable.RoundPB);mRadius = (int) ta.getDimension(R.styleable.RoundPB_progress_radius, mRadius);ta.recycle();mPaint.setStyle(Style.STROKE);mPaint.setAntiAlias(true);mPaint.setDither(true);mPaint.setStrokeCap(Cap.ROUND);}@Override//这里默认在布局中padding值要么不设置,要么全部设置protected synchronized void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {mMaxPaintWidth = Math.max(mReachedPBHeight, mUnReachedPBHeight);int expect = mRadius * 2 + mMaxPaintWidth + getPaddingLeft() + getPaddingRight();int width = resolveSize(expect, widthMeasureSpec);int height = resolveSize(expect, heightMeasureSpec);int realWidth = Math.min(width, height);mRadius = (realWidth - getPaddingLeft() - getPaddingRight() - mMaxPaintWidth) / 2;setMeasuredDimension(realWidth, realWidth);}@Overrideprotected synchronized void onDraw(Canvas canvas) {String text = getProgress() + "%";float textWidth = mPaint.measureText(text);float textHeight = (mPaint.descent() + mPaint.ascent()) / 2;canvas.save();canvas.translate(getPaddingLeft() + mMaxPaintWidth / 2, getPaddingTop() + mMaxPaintWidth / 2);mPaint.setStyle(Style.STROKE);// draw unreaded barmPaint.setColor(mUnReachedBarColor);mPaint.setStrokeWidth(mUnReachedPBHeight);canvas.drawCircle(mRadius, mRadius, mRadius, mPaint);// draw reached barmPaint.setColor(mReachedBarColor);mPaint.setStrokeWidth(mReachedPBHeight);float sweepAngle = getProgress() * 1.0f / getMax() * 360;canvas.drawArc(new RectF(0, 0, mRadius * 2, mRadius * 2), 0, sweepAngle, false, mPaint);// draw textmPaint.setStyle(Style.FILL);canvas.drawText(text, mRadius - textWidth / 2, mRadius - textHeight, mPaint);canvas.restore();}}
自定义属性
<?xml version="1.0" encoding="utf-8"?><resources></resources><declare-styleable name="HorizontalPB"><attr name="progress_unreached_color" format="color" /><attr name="progress_reached_color" format="color" /><attr name="progress_reached_bar_height" format="dimension" /><attr name="progress_unreached_bar_height" format="dimension" /><attr name="progress_text_size" format="dimension" /><attr name="progress_text_color" format="color" /><attr name="progress_text_offset" format="dimension" /><attr name="progress_text_visibility" format="boolean"></attr></declare-styleable><declare-styleable name="RoundPB"><attr name="progress_radius" format="dimension" /></declare-styleable>
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原文地址:http://www.cnblogs.com/baiqiantao/p/5464559.html