diff options
Diffstat (limited to 'src/com/cyanogenmod/eleven/widgets/EqualizerView.java')
| -rw-r--r-- | src/com/cyanogenmod/eleven/widgets/EqualizerView.java | 189 |
1 files changed, 0 insertions, 189 deletions
diff --git a/src/com/cyanogenmod/eleven/widgets/EqualizerView.java b/src/com/cyanogenmod/eleven/widgets/EqualizerView.java deleted file mode 100644 index 58a178e..0000000 --- a/src/com/cyanogenmod/eleven/widgets/EqualizerView.java +++ /dev/null @@ -1,189 +0,0 @@ -/* -* Copyright (C) 2014 The CyanogenMod 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.cyanogenmod.eleven.widgets; - -import android.animation.ObjectAnimator; -import android.content.Context; -import android.content.res.Resources; -import android.graphics.Canvas; -import android.graphics.DashPathEffect; -import android.graphics.Paint; -import android.graphics.Rect; -import android.util.AttributeSet; - -import com.cyanogenmod.eleven.R; -import com.pheelicks.visualizer.AudioData; -import com.pheelicks.visualizer.FFTData; -import com.pheelicks.visualizer.VisualizerView; -import com.pheelicks.visualizer.renderer.Renderer; - -public class EqualizerView extends VisualizerView { - private boolean mLinked = false; - private boolean mVisible = false; - private boolean mPlaying = false; - private boolean mEnabled = false; - private int mColor; - - private TileBarGraphRenderer mBarRenderer; - private ObjectAnimator mVisualizerColorAnimator; - - private final Runnable mLinkVisualizer = new Runnable() { - @Override - public void run() { - if (!mLinked) { - link(0); - animate().alpha(1f).setDuration(300); - mLinked = true; - } - } - }; - - private final Runnable mUnlinkVisualizer = new Runnable() { - @Override - public void run() { - if (mLinked) { - animate().alpha(0f).setDuration(300); - unlink(); - mLinked = false; - } - } - }; - - private static class TileBarGraphRenderer extends Renderer { - private int mDivisions; - private Paint mPaint; - private int mDbFuzz; - private int mDbFuzzFactor; - - /** - * Renders the FFT data as a series of lines, in histogram form - * - * @param divisions - must be a power of 2. Controls how many lines to draw - * @param paint - Paint to draw lines with - * @param dbfuzz - final dB display adjustment - * @param dbFactor - dbfuzz is multiplied by dbFactor. - */ - public TileBarGraphRenderer(int divisions, Paint paint, int dbfuzz, int dbFactor) { - super(); - mDivisions = divisions; - mPaint = paint; - mDbFuzz = dbfuzz; - mDbFuzzFactor = dbFactor; - } - - @Override - public void onRender(Canvas canvas, AudioData data, Rect rect) { - // Do nothing, we only display FFT data - } - - @Override - public void onRender(Canvas canvas, FFTData data, Rect rect) { - for (int i = 0; i < data.bytes.length / mDivisions; i++) { - mFFTPoints[i * 4] = i * 4 * mDivisions; - mFFTPoints[i * 4 + 2] = i * 4 * mDivisions; - byte rfk = data.bytes[mDivisions * i]; - byte ifk = data.bytes[mDivisions * i + 1]; - float magnitude = (rfk * rfk + ifk * ifk); - int dbValue = magnitude > 0 ? (int) (10 * Math.log10(magnitude)) : 0; - - mFFTPoints[i * 4 + 1] = rect.height(); - mFFTPoints[i * 4 + 3] = rect.height() - (dbValue * mDbFuzzFactor + mDbFuzz); - } - - canvas.drawLines(mFFTPoints, mPaint); - } - } - - public EqualizerView(Context context, AttributeSet attrs, int defStyle) { - super(context, attrs, defStyle); - } - - public EqualizerView(Context context, AttributeSet attrs) { - this(context, attrs, 0); - } - - public EqualizerView(Context context) { - this(context, null, 0); - } - - public void initialize(Context context) { - setEnabled(false); - - Resources res = mContext.getResources(); - mColor = res.getColor(R.color.equalizer_fill_color); - Paint paint = new Paint(); - paint.setStrokeWidth(res.getDimensionPixelSize(R.dimen.eqalizer_path_stroke_width)); - paint.setAntiAlias(true); - paint.setColor(mColor); - paint.setPathEffect(new DashPathEffect(new float[]{ - res.getDimensionPixelSize(R.dimen.eqalizer_path_effect_1), - res.getDimensionPixelSize(R.dimen.eqalizer_path_effect_2) - }, 0)); - - int bars = res.getInteger(R.integer.equalizer_divisions); - mBarRenderer = new TileBarGraphRenderer(bars, paint, - res.getInteger(R.integer.equalizer_db_fuzz), - res.getInteger(R.integer.equalizer_db_fuzz_factor)); - addRenderer(mBarRenderer); - } - - public void setVisible(boolean visible) { - if (mVisible != visible) { - mVisible = visible; - checkStateChanged(); - } - } - - public void setPlaying(boolean playing) { - if (mPlaying != playing) { - mPlaying = playing; - checkStateChanged(); - } - } - - public void setEnabled(boolean enabled) { - if (mEnabled != enabled) { - mEnabled = enabled; - checkStateChanged(); - } - } - - public void setColor(int color) { - if (mColor != color) { - mColor = color; - if (mLinked) { - if (mVisualizerColorAnimator != null) { - mVisualizerColorAnimator.cancel(); - } - mVisualizerColorAnimator = ObjectAnimator.ofArgb(mBarRenderer.mPaint, "color", - mBarRenderer.mPaint.getColor(), mColor); - mVisualizerColorAnimator.setStartDelay(900); - mVisualizerColorAnimator.setDuration(1200); - mVisualizerColorAnimator.start(); - } else { - mBarRenderer.mPaint.setColor(mColor); - } - } - } - - private void checkStateChanged() { - if (mVisible && mPlaying && mEnabled) { - mLinkVisualizer.run(); - } else { - mUnlinkVisualizer.run(); - } - } -} |