| /* |
| * Copyright (C) 2009 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.effectstest; |
| |
| import android.os.Bundle; |
| import android.util.Log; |
| import android.widget.TextView; |
| import android.widget.SeekBar; |
| |
| |
| abstract class EffectParameter implements SeekBar.OnSeekBarChangeListener { |
| |
| private final static String TAG = "EffectParameter"; |
| |
| protected int mMin; |
| protected int mMax; |
| protected String mUnit; |
| protected SeekBar mSeekBar; |
| protected TextView mValueText; |
| |
| public EffectParameter (int min, int max, SeekBar seekBar, TextView textView, String unit) { |
| mMin = min; |
| mMax = max; |
| mSeekBar = seekBar; |
| mValueText = textView; |
| mUnit = unit; |
| byte[] paramBuf = new byte[4]; |
| |
| mSeekBar.setMax(max-min); |
| } |
| |
| public void displayValue(int value, boolean fromTouch) { |
| String text = Integer.toString(value)+" "+mUnit; |
| mValueText.setText(text); |
| if (!fromTouch) { |
| mSeekBar.setProgress(value - mMin); |
| } |
| } |
| |
| public void updateDisplay() { |
| displayValue(getParameter(), false); |
| } |
| |
| public abstract void setParameter(Integer value); |
| |
| public abstract Integer getParameter(); |
| |
| public abstract void setEffect(Object effect); |
| |
| // SeekBar.OnSeekBarChangeListener |
| public void onProgressChanged(SeekBar seekBar, int progress, boolean fromTouch) { |
| |
| if (seekBar != mSeekBar) { |
| Log.e(TAG, "onProgressChanged called with wrong seekBar"); |
| return; |
| } |
| |
| int value = progress + mMin; |
| if (fromTouch) { |
| setParameter(value); |
| } |
| |
| displayValue(getParameter(), fromTouch); |
| } |
| |
| public void onStartTrackingTouch(SeekBar seekBar) { |
| } |
| |
| public void onStopTrackingTouch(SeekBar seekBar) { |
| } |
| |
| public void setEnabled(boolean e) { |
| mSeekBar.setEnabled(e); |
| } |
| } |