コード例 #1
0
  @Override
  public void onDraw(Canvas c) {
    mRect.setView(this);

    if (colors.getBkgColor() != Color.TRANSPARENT) {
      paint.setColor(colors.getBkgColor());
      mRect.drawRounded(c, paint);
    }

    paint.setColor(colors.getSndColor());
    mRect.drawRimRounded(c, paint);
    mRect.drawStripesX(c, mn, paint);

    for (int i = 0; i < pressCount; i++) {
      PointF f = mActivePointers.get(i);
      if (f != null) {
        paint.setColor(palette[i]);
        mRect.drawCross(c, f.x, f.y, paint);
        int mSelected = ViewUtils.getCell(mn, f.x);
        paint.setColor(colors.getSndColor());
        mRect.drawSelectedStripesX(c, mn, mSelected, paint);
      }
    }

    if (!mLabels.isEmpty()) {
      paint.setColor(textColor);
      mRect.drawStripesXText(c, mn, paint, mLabels);
    }
  }
コード例 #2
0
 private void normalizePoint(PointF f) {
   f.x = (f.x - getLeft()) / mRect.getWidth();
   f.y = (f.y - getTop()) / mRect.getHeight();
 }
コード例 #3
0
  @Override
  public boolean onTouchEvent(MotionEvent event) {
    int pointerIndex = event.getActionIndex();
    int pointerId = event.getPointerId(pointerIndex);
    int maskedAction = event.getActionMasked();

    switch (maskedAction) {
      case MotionEvent.ACTION_DOWN:
      case MotionEvent.ACTION_POINTER_DOWN:
        {
          performClick();

          if (event.getPointerCount() < mMaxTouch) {
            pressCount = event.getPointerCount();

            PointF f = new PointF();
            f.x = event.getX(pointerIndex);
            f.y = event.getY(pointerIndex);

            if (mRect.contains(f)) {
              normalizePoint(f);
              mActivePointers.put(pointerId, f);
              mListener.on(pointerId, ViewUtils.getCell(mn, f.x), mRangeY.fromRelative(f.y));
            }
          }
        }
      case MotionEvent.ACTION_MOVE:
        { // a pointer was moved
          for (int size = event.getPointerCount(), i = 0; i < size; i++) {
            pointerId = event.getPointerId(i);
            PointF point = mActivePointers.get(pointerId);
            if (point != null) {
              point.x = event.getX(i);
              point.y = event.getY(i);

              if (mRect.contains(point)) {
                normalizePoint(point);
                mListener.move(
                    pointerId, ViewUtils.getCell(mn, point.x), mRangeY.fromRelative(point.y));
              } else {
                mActivePointers.remove(pointerId);
                mListener.off(pointerId);
              }
            }
          }
          break;
        }
      case MotionEvent.ACTION_UP:
      case MotionEvent.ACTION_POINTER_UP:
      case MotionEvent.ACTION_CANCEL:
        {
          PointF f = new PointF();
          f.x = event.getX(pointerIndex);
          f.y = event.getY(pointerIndex);

          if (mRect.contains(f)) {
            mActivePointers.remove(pointerId);
            mListener.off(pointerId);
          }
          break;
        }
    }

    invalidate();
    return true;
  }