Android圆形滑动菜单源码-IT计算机-毕业设计.zip

package cn.a8.com; import android.content.Context; import android.content.res.Resources; import android.graphics.Bitmap; import android.graphics.BitmapFactory; import android.graphics.Canvas; import android.graphics.Color; import android.graphics.Matrix; import android.graphics.Paint; import android.graphics.Paint.Align; import android.graphics.Rect; import android.graphics.drawable.BitmapDrawable; import android.util.AttributeSet; import android.util.DisplayMetrics; import android.util.Log; import android.view.MotionEvent; import android.view.View; import android.view.View.OnTouchListener; import android.view.ViewTreeObserver; import android.widget.FrameLayout; import android.widget.ImageView; import android.widget.Toast; public class PathMenuViewTwo extends FrameLayout implements OnTouchListener { private static final String THIS_FILE = "PathMenuView"; /** * 那个圆形菜单. */ private ImageView mHome; /** * 上下文. */ private Context mContext; /** * 图标列表 */ private Bitmap[] icons = new Bitmap[12]; /** * point列表 */ private Point[] points; /** * 画笔: 字 */ private Paint textPaint = new Paint(); /** * 数目 */ private static final int PONIT_NUM = 12; /** * 圆心坐标 */ private int mPointX = 0, mPointY = 0; /** * 半径 */ private int mRadius = 200; /** * 每两个点间隔的角度 */ private int mDegreeDelta; private float density; /** * 每次转动的角度差 */ private int tempDegree = 0; /** * 选中的图标标识 999：未选中任何图标 */ private int chooseBtn = 999; /** * 十二个状态，包含重复的状态 */ private String[] twleveStatus = new String[12]; private int nonius = -1; /** * 当前的状态 */ private String currentStatu; private static final String CUSTOM = "自定义"; private boolean customFlag = false; private boolean hasMeasured = false; private OnTouchStatusListener onTurnplateListener; public void setOnTurnplateListener(OnTouchStatusListener onTurnplateListener) { this.onTurnplateListener = onTurnplateListener; } public PathMenuViewTwo(Context context) { super(context); setupViews(); } public PathMenuViewTwo(Context context, AttributeSet attrs) { super(context, attrs); setupViews(); } /** * 方法名：setupViews 功能 : 设置view */ private void setupViews() { mContext = getContext(); getDensity(); mHome = new ImageView(mContext); mHome.setImageResource(R.drawable.a_show_status_picture); addView(mHome); final LayoutParams mHomeparams = (FrameLayout.LayoutParams) mHome .getLayoutParams(); mHomeparams.width = LayoutParams.WRAP_CONTENT; mHomeparams.height = LayoutParams.WRAP_CONTENT; mHomeparams.topMargin = (int) (309 / density); mHomeparams.topMargin = 309; Log.e(THIS_FILE, "mHomeparams.topMargin value is" + mHomeparams.topMargin); mHomeparams.leftMargin = (int) (237 / density); mHomeparams.leftMargin = 237; mHome.setLayoutParams(mHomeparams); ViewTreeObserver vto = mHome.getViewTreeObserver(); vto.addOnPreDrawListener(new ViewTreeObserver.OnPreDrawListener() { public boolean onPreDraw() { if (hasMeasured == false) { int height = mHome.getDrawable().getMinimumHeight(); int width = mHome.getDrawable().getMinimumWidth(); mPointX = width /2 + mHomeparams.leftMargin; mPointY =( height /2 + mHomeparams.topMargin ); hasMeasured = true; String statu = "勿扰,旅游,标准,会议,休息,跑步,自定义"; settingAllStatus(statu, "标准"); initTextPaint(); loadIcons(); initPoints(); computeCoordinates(); } return true; } }); // int mHomeWidth = mHome.getWidth(); // int mHomeHeight = mHome.getHeight(); // mPointX = mHomeWidth / 2 + mHomeparams.leftMargin; // mPointY = mHomeHeight / 2 + mHomeparams.topMargin; // mPointX = (int) (getDensity() * 360); // mPointY = (int) (getDensity() * 426); // Log.e(THIS_FILE, "mPointX value is "+ mPointX + ",mPointY value is" + // mPointY); // String statu = "勿扰,旅游,标准,会议,休息,跑步,自定义"; // settingAllStatus(statu, "标准"); // // initTextPaint(); // loadIcons(); // initPoints(); // computeCoordinates(); } private void getDensity() { DisplayMetrics dm = new DisplayMetrics(); dm = mContext.getApplicationContext().getResources() .getDisplayMetrics(); this.density = dm.density; } /** * * @param statu * 状态字符串 * @param currentStatu * 当前状态 */ public void settingAllStatus(final String statu, final String currentStatu) { this.currentStatu = currentStatu; String[] status = statu.split(","); int currentItem = 0; for (int i = 0; i < status.length; i++) { String tempStatus = status[i]; if (this.currentStatu.equals(tempStatus)) { currentItem = i; break; } } int addItems = PONIT_NUM / 2; for (int i = currentItem + addItems; i >= currentItem - addItems; i--) { while (i < 0) { i = status.length + i; } i %= status.length; String statuss = status[i]; if (customFlag && CUSTOM.equals(statuss)) { customFlag = false; continue; } if (CUSTOM.equals(statuss)) { customFlag = true; } ++nonius; twleveStatus[nonius] = statuss; if (nonius == 11) { break; } } nonius = -1; } /** * * 方法名：loadBitmaps 功能：装载图片 参数： * * @param key * @param d * */ public void loadBitmaps(int key, BitmapDrawable d) { Bitmap bitmap = Bitmap.createBitmap(d.getBitmap()); Log.e(THIS_FILE, "key value is" + key + ",width value is" + bitmap.getWidth() + ",height value is" + bitmap.getHeight()); Bitmap rotateBitmap = rotate(bitmap, 0); Canvas canvas = new Canvas(bitmap); d.draw(canvas); icons[key] = rotateBitmap; Rect rect = new Rect(10 / 2, 10 / 2, 10 / 2 + rotateBitmap.getWidth(), 10 / 2 + rotateBitmap.getHeight()); String writestr = twleveStatus[key]; int iWordWidth = (int) textPaint.measureText(writestr); float itemWidth = textPaint.measureText("会议"); drawText(canvas, writestr, (rect.left + rect.right) / 2 - (iWordWidth) / 2 + itemWidth / 2, (rect.top + rect.bottom) / 2, textPaint, -30); // canvas.drawText(writestr, (rect.left + rect.right) / 2 - (iWordWidth) // / 2 + itemWidth/4, (rect.top + rect.bottom) / 2 + 2, textPaint); if (key == PONIT_NUM - 1) { mRadius = 95 + 11 + bitmap.getHeight() / 2; Log.e(THIS_FILE, "mRadius value is" + mRadius); } } void drawText(Canvas canvas, String text, float x, float y, Paint paint, float angle) { if (angle != 0) { canvas.rotate(angle, x, y); } canvas.drawText(text, x, y, paint); if (angle != 0) { canvas.rotate(-angle, x, y); } } /** * * 方法名：loadIcons 功能：获取所有图片 参数 */ public void loadIcons() { Resources r = getResources(); for (int i = 0; i < PONIT_NUM - 1; i++) { loadBitmaps( i, new BitmapDrawable(BitmapFactory.decodeResource(r, R.drawable.a_status_picture).copy( Bitmap.Config.ARGB_8888, true))); } loadBitmaps( 11, new BitmapDrawable(BitmapFactory.decodeResource(r, R.drawable.a_current_statu_picture).copy( Bitmap.Config.ARGB_8888, true))); } /** * 方法名：rotate 功能：将图片旋转指定的角度 * * @param b * @param degrees * @return */ private Bitmap rotate(Bitmap b, int degrees) { if (degrees != 0 && b != null) { Matrix m = new Matrix(); m.setRotate(degrees, (float) b.getWidth() / 2, (float) b.getHeight() / 2); try { Bitmap b2 = Bitmap.createBitmap(b, 0, 0, b.getWidth(), b.getHeight(), m, true); if (b != b2) { b.recycle(); b = b2; } } catch (OutOfMemoryError ex) { ex.printStackTrace(); } } return b; } /** * * 方法名：initTextPaint 功能：初始化画字笔 */ private void initTextPaint() { textPaint.se