汽水小公举控件
来源：互联网 发布：java web消息推送框架 编辑：程序博客网 时间：2024/04/25 15:50
github: https://github.com/ChanJLee/SodaLady
转载请注明出处:http://blog.csdn.net/u013022222/article/details/50066095
package com.os.magic.progressbar.soda.view;import android.annotation.TargetApi;import android.content.Context;import android.content.res.Resources;import android.content.res.TypedArray;import android.graphics.Bitmap;import android.graphics.BitmapFactory;import android.graphics.Canvas;import android.graphics.Matrix;import android.graphics.Paint;import android.graphics.Rect;import android.graphics.RectF;import android.graphics.drawable.BitmapDrawable;import android.os.Build;import android.util.AttributeSet;import android.view.View;import com.o.democanvas.R;import com.os.magic.progressbar.soda.util.Util;import java.util.ArrayList;import java.util.List;import java.util.Random;/** * Created by chan on 15-11-26. * 橘子汽水进度条 * 汽水小公举 */public class OrangeSodaProgressBar extends View { //////////////////////////////////////////////////////////////////////////////////////////////// /** * */ private static final int COLOR_WHITE = 0xfffde399; private static final int COLOR_ORANGE = 0xffffa800; /** * 振幅 */ private static final int AMPLITUDE_MIDDLE = 13; /** * 振幅差 */ private static final int AMPLITUDE_DISPARITY = 5; /** * 果粒飘动一个周期所花的时间 */ private static final long TIME_FLOAT = 3000; /** * 果粒旋转一周需要的时间 */ private static final long TIME_ROTATE = 2000; /** * 用于控制绘制的进度条距离左／上／下的距离 */ private static final int LEFT_MARGIN = 9; /** * 用于控制绘制的进度条距离右的距离 */ private static final int RIGHT_MARGIN = 25; //////////////////////////////////////////////////////////////////////////////////////////////// /** * 由颜色的画笔 */ private Paint m_whitePaint, m_orangePaint; /** * 画出图片的画笔 */ private Paint m_bitmapPaint; /** * 当前的进度值 */ private int m_currentProgressPosition = 0; /** * 最大的长度 */ private int m_maxLength = 100; /** * 当前处理到的部分 */ private int m_progress = 0; /** * 左右边距 */ private int m_leftMargin, m_rightMargin; /** * 白色矩形 橙色矩形 扇形区域 */ private RectF m_whiteRectF, m_orangeRectF, m_arcRectF; /** * 所绘制的进度条部分的宽度 */ private int m_progressWidth; /** * 弧形的半径 */ private int m_arcRadius; private int m_totalWidth; private int m_totalHeight; // arc的右上角的x坐标，也是矩形x坐标的起始点 private int m_arcRightLocation; /** * 果粒集群 */ private List<Pulp> m_pulps; private float m_floatDuration = TIME_FLOAT; private float m_rotateDuration = TIME_ROTATE; private Bitmap m_pulpBitmap; private Bitmap m_outRoundedBitmap; private int m_pulpWidth; private int m_pulpHeight; private int m_outerWidth; private int m_outerHeight; private Rect m_outerSrcRect; private Rect m_outerDestRect; private Bitmap m_orangeBitmap; private int m_orangeWidth, m_orangeHeight; private int m_orangeAngle = 0; //////////////////////////////////////////////////////////////////////////////////////////////// public OrangeSodaProgressBar(Context context, AttributeSet attrs) { this(context, attrs, 0); } public OrangeSodaProgressBar(Context context, AttributeSet attrs, int defStyleAttr) { super(context, attrs, defStyleAttr); init(context, attrs, defStyleAttr); } @TargetApi(Build.VERSION_CODES.LOLLIPOP) public OrangeSodaProgressBar(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) { super(context, attrs, defStyleAttr, defStyleRes); init(context, attrs, defStyleAttr); } //////////////////////////////////////////////////////////////////////////////////////////////// /** * 做一些初始化工作 * * @param context * @param attributeSet * @param defStyleAttr */ private void init(Context context, AttributeSet attributeSet, int defStyleAttr) { initAttribute(context, attributeSet, defStyleAttr); initBase(); initBitmap(); initPaint(); } /** * 初始化属性 * @param context * @param attributeSet * @param defStyleAttr */ private void initAttribute(Context context,AttributeSet attributeSet,int defStyleAttr){ TypedArray typedArray = context.obtainStyledAttributes(attributeSet, R.styleable.OrangeSodaProgressBar, defStyleAttr, 0); try { final int length = typedArray.getIndexCount(); for(int i = 0; i < length; ++i) { switch (typedArray.getIndex(i)) { case R.styleable.OrangeSodaProgressBar_maxLength: m_maxLength = typedArray.getInt(i, 100); break; } } } finally { if (typedArray != null) typedArray.recycle(); } } /** * 初始基础部分 */ private void initBase() { Context context = getContext(); m_leftMargin = Util.dp2Px(context, LEFT_MARGIN); m_rightMargin = Util.dp2Px(context, RIGHT_MARGIN); m_pulps = PulpFactory.newInstances(m_floatDuration); } /** * 初始化要显示的图片 */ @SuppressWarnings("deprecated") private void initBitmap(){ Resources resources = getResources(); m_pulpBitmap = ((BitmapDrawable) resources.getDrawable(R.drawable.pupl)).getBitmap(); m_pulpWidth = m_pulpBitmap.getWidth(); m_pulpHeight = m_pulpBitmap.getHeight(); m_outRoundedBitmap = ((BitmapDrawable) resources.getDrawable(R.drawable.bar)).getBitmap(); m_outerWidth = m_outRoundedBitmap.getWidth(); m_outerHeight = m_outRoundedBitmap.getHeight(); BitmapFactory.Options options = new BitmapFactory.Options(); options.inSampleSize = 2; options.inJustDecodeBounds = false; m_orangeBitmap = BitmapFactory.decodeResource(resources, R.drawable.orange, options); m_orangeWidth = m_orangeBitmap.getWidth(); m_orangeHeight = m_orangeBitmap.getHeight(); } /** * 初始化画刷 */ private void initPaint(){ m_bitmapPaint = new Paint(Paint.ANTI_ALIAS_FLAG | Paint.DITHER_FLAG | Paint.FILTER_BITMAP_FLAG); m_orangePaint = new Paint(Paint.ANTI_ALIAS_FLAG); m_orangePaint.setColor(COLOR_ORANGE); m_whitePaint = new Paint(Paint.ANTI_ALIAS_FLAG); m_whitePaint.setColor(COLOR_WHITE); } @Override protected void onSizeChanged(int w, int h, int ow, int oh) { super.onSizeChanged(w, h, ow, oh); initSizeParameter(w, h, ow, oh); } /** * 当大小发生改变时 变更新一下绘制的参数 * @param newWidth * @param newHeight * @param prevWidth * @param prevHeight */ private void initSizeParameter(int newWidth, int newHeight, int prevWidth, int prevHeight) { //算出总的长度 m_totalWidth = newWidth; m_totalHeight = newHeight; //计算出进度条实际的长度 m_progressWidth = m_totalWidth - m_leftMargin - m_rightMargin; //本来是扇形的半径应该是高度的一半减去上下两个边界 m_arcRadius = (m_totalHeight - 2 * m_leftMargin) / 2; //绘制图片 m_outerSrcRect = new Rect( 0, 0, m_outerWidth, m_outerHeight ); m_outerDestRect = new Rect( 0, 0, m_totalWidth, m_totalHeight ); //绘制颜色 m_whiteRectF = new RectF( m_leftMargin + m_currentProgressPosition, m_leftMargin, m_totalWidth - m_rightMargin, m_totalHeight - m_leftMargin ); m_orangeRectF = new RectF( m_leftMargin + m_arcRadius, m_leftMargin, m_currentProgressPosition , m_totalHeight - m_leftMargin ); m_arcRectF = new RectF( m_leftMargin, m_leftMargin, m_leftMargin + 2 * m_arcRadius, m_totalHeight - m_leftMargin ); //扇形和举行的分界点 m_arcRightLocation = m_leftMargin + m_arcRadius; //橘子的高度 m_orangeBitmapSize = Math.min(Math.min(newHeight, m_orangeHeight), m_orangeWidth) - 20; } private int m_orangeBitmapSize; @Override protected void onDraw(Canvas canvas) { super.onDraw(canvas); drawProgressBar(canvas); drawBackground(canvas); drawOrange(canvas); postInvalidate(); } /** * 绘制橘子 * @param canvas */ private void drawOrange(Canvas canvas) { m_orangeAngle = (m_orangeAngle + 5) % 360; canvas.save(); Matrix matrix = new Matrix(); float dx = m_totalWidth - m_totalHeight / 2 - m_orangeWidth / 2; float dy = m_totalHeight / 2 - m_orangeHeight / 2; matrix.postTranslate(dx, dy); float px = dx + m_orangeWidth / 2; float py = dy + m_orangeHeight / 2; matrix.postRotate(m_orangeAngle, px, py); canvas.drawBitmap(m_orangeBitmap, matrix, m_bitmapPaint); canvas.restore(); } /** * 绘制背景 * @param canvas */ private void drawBackground(Canvas canvas) { canvas.drawBitmap(m_outRoundedBitmap, m_outerSrcRect, m_outerDestRect, m_bitmapPaint); } //取一个不可能的值 private float m_previousProgressPosition = -1; /** * 绘制出进度条的形状 * @param canvas */ private void drawProgressBar(Canvas canvas){ //计算出当前的位置 m_currentProgressPosition = m_progressWidth * m_progress / (m_maxLength == 0 ? 1 : m_maxLength); //如果超出长度 那么就是最长的长度 不能再增加 if(m_currentProgressPosition > m_progressWidth) m_currentProgressPosition = m_progressWidth; //如果进度还是在扇形之内 if(m_currentProgressPosition < m_arcRadius) { //首先要画出所有白色的部分 canvas.drawArc(m_arcRectF, 90, 180, false, m_whitePaint); m_whiteRectF.left = m_arcRightLocation; canvas.drawRect(m_whiteRectF, m_whitePaint); //之后是橘色的扇形部分 //计算出sin值 float sinXValue = (m_arcRadius - m_currentProgressPosition) / m_arcRadius; float angleX = (float) Math.asin(sinXValue); float sweep = 2 * (90 - angleX); float start = 90 + angleX; canvas.drawArc(m_arcRectF, start, sweep, false, m_whitePaint); }else if(m_currentProgressPosition >= m_arcRadius) { //橘色扇形 橘色矩形部分 canvas.drawArc(m_arcRectF, 90, 180, false, m_orangePaint); m_orangeRectF.right = m_currentProgressPosition; m_orangeRectF.left = m_arcRightLocation; canvas.drawRect(m_orangeRectF,m_orangePaint); //画出白色矩形部分 m_whiteRectF.left = m_currentProgressPosition; canvas.drawRect(m_whiteRectF,m_whitePaint); }// //记录一下现在的长度// m_previousProgressPosition = m_currentProgressPosition; //绘制果粒 drawPulps(canvas); } private void drawPulps(Canvas canvas) { final int size = m_pulps.size(); long current = System.currentTimeMillis(); for (int i = 0; i < size; ++i) { Pulp pulp = m_pulps.get(i); if(current < pulp.m_startTime) continue; calPulpParameter(pulp); canvas.save(); Matrix matrix = new Matrix(); float dx = m_leftMargin + pulp.m_x; float dy = m_leftMargin + pulp.m_y; matrix.postTranslate(dx, dy); float rotate = pulp.m_rotateAngle; float px = dx + m_pulpWidth / 2; float py = dy + m_pulpHeight / 2; matrix.postRotate(rotate, px, py); canvas.drawBitmap(m_pulpBitmap, matrix, m_bitmapPaint); canvas.restore(); } } /** * * @param pulp 计算果粒的参数 */ private void calPulpParameter(Pulp pulp) { long currentTime = System.currentTimeMillis(); calPulpLocation(pulp, currentTime); calPulpRotateAngle(pulp, currentTime); } /** * 计算果粒的旋转角度 * @param pulp * @param currentTime */ private void calPulpRotateAngle(Pulp pulp,long currentTime){ // 通过时间关联旋转角度 float rotateFraction = ((currentTime - pulp.m_startTime) % m_rotateDuration) / (float) m_rotateDuration; int angle = (int) (rotateFraction * 360); // 根据叶子旋转方向确定叶子旋转角度 pulp.m_rotateAngle = (pulp.m_rotateOrientation == Pulp.ORIENTATION_LEFT ? angle : -angle); } /** * 计算果粒的当前位置 * @param pulp 果粒 * @param currentTime 当前的时间 */ private void calPulpLocation(Pulp pulp, long currentTime) { //获得时间间隔 如果还没有准备好要播放 那就不执行下面的代码 long intervalTime = currentTime - pulp.m_startTime; if (intervalTime < 0) { return; } //如果已经超过了漂浮的时间 就重新计算一次开始的时间 以循环使用果粒 if (intervalTime > m_floatDuration) { pulp.m_startTime = System.currentTimeMillis() + new Random().nextInt((int) m_floatDuration); return; } pulp.m_x = calPulpX(intervalTime); pulp.m_y = calPulpY(pulp); if(pulp.m_x < m_currentProgressPosition){ pulp.m_x = m_progressWidth; } } /** * 计算果粒的x坐标 * @param intervalTime * @return */ private float calPulpX(long intervalTime){ //计算完成度 float fraction = (float) intervalTime / m_floatDuration; return (m_progressWidth - m_progressWidth * fraction); } /** * 计算果粒的y * @param pulp * @return */ private float calPulpY(Pulp pulp) { // y = A(wx+Q)+h float w = (float) ((float) 2 * Math.PI / m_progressWidth); float a = AMPLITUDE_MIDDLE; switch (pulp.m_type) { case Pulp.TYPE_LITTLE: // 小振幅 ＝ 中等振幅 － 振幅差 a = AMPLITUDE_MIDDLE - AMPLITUDE_DISPARITY; break; case Pulp.TYPE_MID: a = AMPLITUDE_MIDDLE; break; case Pulp.TYPE_HIGH: // 大振幅 ＝ 中等振幅 + 振幅差 a = AMPLITUDE_MIDDLE + AMPLITUDE_DISPARITY; break; default: break; } //三角函数 return (int) (a * Math.sin(w * pulp.m_x)) + m_arcRadius * 2 / 3; } /** * 设置 * @return */ public int getProgress() { return m_progress; } public void setProgress(int progress) { m_progress = progress; } public int getMaxLength() { return m_maxLength; } public void setMaxLength(int maxLength) { m_maxLength = maxLength; } //////////////////////////////////////////////////////////////////////////////////////////////// /** * 飘动的橘子果粒 */ static final private class Pulp{ //////////////////////////////////////////////////////////////////////////////////////////// /** * 果粒漂浮时候的幅度 分别为小中大 */ private static final short TYPE_LITTLE = 0x01; private static final short TYPE_MID = 0x02; private static final short TYPE_HIGH = 0x03; /** * 左旋 */ private static final short ORIENTATION_LEFT = 0x01; /** * 右旋 */ private static final short ORIENTATION_RIGHT = 0x02; //////////////////////////////////////////////////////////////////////////////////////////// /** * 开始的x y 坐标 */ private float m_x, m_y; /** * 震动的幅度 */ private short m_type; /** * 旋转的方向 */ private short m_rotateOrientation; /** * 旋转的角度 */ private int m_rotateAngle; /** * 开始的时间 */ private long m_startTime; //////////////////////////////////////////////////////////////////////////////////////////// /** * @param x 果粒的坐标 * @param y * @param type 飘动幅度 * {@link OrangeSodaProgressBar.Pulp#TYPE_HIGH} * {@link OrangeSodaProgressBar.Pulp#TYPE_LITTLE} * {@link OrangeSodaProgressBar.Pulp#TYPE_MID} * @param rotateOrientation 旋转方向 * {@link OrangeSodaProgressBar.Pulp#ORIENTATION_LEFT} * {@link OrangeSodaProgressBar.Pulp#ORIENTATION_RIGHT} * @param rotateAngle 旋转的角度 * @param startTime 开始的时间 */ public Pulp(float x, float y, short type, short rotateOrientation, int rotateAngle, long startTime) { m_x = x; m_y = y; m_type = type; m_rotateOrientation = rotateOrientation; m_startTime = startTime; m_rotateAngle = rotateAngle; } } /** * 果粒工厂 */ static final private class PulpFactory { //////////////////////////////////////////////////////////////////////////////////////////// /** * 随机数产生器 */ private static final Random RANDOM = new Random(); /** * 默认的果粒个数 */ private static final short DEFAULT_SIZE = 0x0006; /** * 延迟的时间 */ private static int s_addTime = 0; //////////////////////////////////////////////////////////////////////////////////////////// /** * 产生一个果粒 * @param floatTime 果粒飘动的时间 * @return */ static public Pulp newInstance(float floatTime) { //随机产生果粒飘动的幅度 short type = Pulp.TYPE_LITTLE; switch (RANDOM.nextInt(3)) { case 0: type = Pulp.TYPE_LITTLE; break; case 1: type = Pulp.TYPE_MID; break; case 2: type = Pulp.TYPE_HIGH; break; } //随机产生果粒旋转的方向 short rotateOrientation = Pulp.ORIENTATION_LEFT; switch (RANDOM.nextInt(2)) { case 0: rotateOrientation = Pulp.ORIENTATION_LEFT; break; case 1: rotateOrientation = Pulp.ORIENTATION_RIGHT; break; } //旋转的角度 int rotateAngle = RANDOM.nextInt(360); //播放时候延迟的时间 s_addTime += RANDOM.nextInt((int) (Math.abs(floatTime) * 2)); long startTime = s_addTime + System.currentTimeMillis(); //果粒默认的起始坐标为0 0 return new Pulp(0, 0, type, rotateOrientation, rotateAngle, startTime); } /** * 产生果粒集合 * @param count 产生果粒的总个数 * @param floatTime 果粒飘动的时间 * @return */ static public List<Pulp> newInstances(int count, float floatTime) { List<Pulp> pulpList = new ArrayList<>(); for (int i = 0; i < count; ++i) { pulpList.add(newInstance(floatTime)); } return pulpList; } /** * 产生默认大小的果粒集合 * @param floatTime * @return */ static public List<Pulp> newInstances(float floatTime) { List<Pulp> pulpList = new ArrayList<>(); for (int i = 0; i < DEFAULT_SIZE; ++i) { pulpList.add(newInstance(floatTime)); } return pulpList; } } ////////////////////////////////////////////////////////////////////////////////////////////////} 0 0
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