public void init(HTextView hTextView, AttributeSet attrs, int defStyle) {
mHTextView = hTextView;
mText = "";
mOldText = "";
paint = new Paint(Paint.ANTI_ALIAS_FLAG);
paint.setColor(textColor);
paint.setStyle(Paint.Style.FILL);
oldPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
oldPaint.setColor(textColor);
oldPaint.setStyle(Paint.Style.FILL);
backPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
backPaint.setColor(((ColorDrawable) mHTextView.getBackground()).getColor());
backPaint.setStyle(Paint.Style.FILL);
metrics = new DisplayMetrics();
WindowManager windowManger =
(WindowManager) hTextView.getContext().getSystemService(Context.WINDOW_SERVICE);
windowManger.getDefaultDisplay().getMetrics(metrics);
textSize = hTextView.getTextSize();
sparkBitmap = BitmapFactory.decodeResource(hTextView.getResources(), R.drawable.fire);
}
private void calc() {
textSize = mHTextView.getTextSize();
paint.setTextSize(textSize);
for (int i = 0; i < mText.length(); i++) {
gaps[i] = paint.measureText(mText.charAt(i) + "");
}
oldPaint.setTextSize(textSize);
for (int i = 0; i < mOldText.length(); i++) {
oldGaps[i] = oldPaint.measureText(mOldText.charAt(i) + "");
}
oldStartX = (mHTextView.getWidth() - oldPaint.measureText(mOldText.toString())) / 2f;
startX = (mHTextView.getWidth() - paint.measureText(mText.toString())) / 2f;
startY = (int) ((mHTextView.getHeight() / 2) - ((paint.descent() + paint.ascent()) / 2));
differentList.clear();
differentList.addAll(CharacterUtils.diff(mOldText, mText));
Rect bounds = new Rect();
paint.getTextBounds(mText.toString(), 0, mText.length(), bounds);
upDistance = bounds.height();
}
