Examples with LineChartView com.db.chart.view.LineChartView used on opensource projects

Example 1 with LineChartView

use of com.db.chart.view.LineChartView in project MusicDNA by harjot-oberai.

the class EqualizerFragment method onViewCreated.

@Override
public void onViewCreated(View view, Bundle savedInstanceState) {
    super.onViewCreated(view, savedInstanceState);
    backBtn = (ImageView) view.findViewById(R.id.equalizer_back_btn);
    backBtn.setOnClickListener(new View.OnClickListener() {

        @Override
        public void onClick(View v) {
            getActivity().onBackPressed();
        }
    });
    fragTitle = (TextView) view.findViewById(R.id.equalizer_fragment_title);
    if (SplashActivity.tf4 != null)
        fragTitle.setTypeface(SplashActivity.tf4);
    equalizerSwitch = (SwitchCompat) view.findViewById(R.id.equalizer_switch);
    equalizerSwitch.setChecked(HomeActivity.isEqualizerEnabled);
    equalizerSwitch.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {

        @Override
        public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
            mCallback.onCheckChanged(isChecked);
        }
    });
    spinnerDropDownIcon = (ImageView) view.findViewById(R.id.spinner_dropdown_icon);
    spinnerDropDownIcon.setOnClickListener(new View.OnClickListener() {

        @Override
        public void onClick(View v) {
            presetSpinner.performClick();
        }
    });
    presetSpinner = (Spinner) view.findViewById(R.id.equalizer_preset_spinner);
    equalizerBlocker = (FrameLayout) view.findViewById(R.id.equalizerBlocker);
    if (HomeActivity.isEqualizerEnabled) {
        equalizerBlocker.setVisibility(View.GONE);
    } else {
        equalizerBlocker.setVisibility(View.VISIBLE);
    }
    chart = (LineChartView) view.findViewById(R.id.lineChart);
    paint = new Paint();
    dataset = new LineSet();
    bassController = (AnalogController) view.findViewById(R.id.controllerBass);
    reverbController = (AnalogController) view.findViewById(R.id.controller3D);
    bassController.setLabel("BASS");
    reverbController.setLabel("3D");
    bassController.circlePaint2.setColor(HomeActivity.themeColor);
    bassController.linePaint.setColor(HomeActivity.themeColor);
    bassController.invalidate();
    reverbController.circlePaint2.setColor(HomeActivity.themeColor);
    bassController.linePaint.setColor(HomeActivity.themeColor);
    reverbController.invalidate();
    if (!HomeActivity.isEqualizerReloaded) {
        int x = 0;
        if (PlayerFragment.bassBoost != null) {
            try {
                x = ((PlayerFragment.bassBoost.getRoundedStrength() * 19) / 1000);
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
        if (PlayerFragment.presetReverb != null) {
            try {
                y = (PlayerFragment.presetReverb.getPreset() * 19) / 6;
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
        if (x == 0) {
            bassController.setProgress(1);
        } else {
            bassController.setProgress(x);
        }
        if (y == 0) {
            reverbController.setProgress(1);
        } else {
            reverbController.setProgress(y);
        }
    } else {
        int x = ((HomeActivity.bassStrength * 19) / 1000);
        y = (HomeActivity.reverbPreset * 19) / 6;
        if (x == 0) {
            bassController.setProgress(1);
        } else {
            bassController.setProgress(x);
        }
        if (y == 0) {
            reverbController.setProgress(1);
        } else {
            reverbController.setProgress(y);
        }
    }
    bassController.setOnProgressChangedListener(new AnalogController.onProgressChangedListener() {

        @Override
        public void onProgressChanged(int progress) {
            HomeActivity.bassStrength = (short) (((float) 1000 / 19) * (progress));
            try {
                PlayerFragment.bassBoost.setStrength(HomeActivity.bassStrength);
                HomeActivity.equalizerModel.setBassStrength(HomeActivity.bassStrength);
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
    });
    reverbController.setOnProgressChangedListener(new AnalogController.onProgressChangedListener() {

        @Override
        public void onProgressChanged(int progress) {
            HomeActivity.reverbPreset = (short) ((progress * 6) / 19);
            HomeActivity.equalizerModel.setReverbPreset(HomeActivity.reverbPreset);
            try {
                PlayerFragment.presetReverb.setPreset(HomeActivity.reverbPreset);
            } catch (Exception e) {
                e.printStackTrace();
            }
            y = progress;
        }
    });
    mLinearLayout = (LinearLayout) view.findViewById(R.id.equalizerContainer);
    TextView equalizerHeading = new TextView(getContext());
    equalizerHeading.setText("Equalizer");
    equalizerHeading.setTextSize(20);
    equalizerHeading.setGravity(Gravity.CENTER_HORIZONTAL);
    numberOfFrequencyBands = 5;
    points = new float[numberOfFrequencyBands];
    final short lowerEqualizerBandLevel = PlayerFragment.mEqualizer.getBandLevelRange()[0];
    final short upperEqualizerBandLevel = PlayerFragment.mEqualizer.getBandLevelRange()[1];
    for (short i = 0; i < numberOfFrequencyBands; i++) {
        final short equalizerBandIndex = i;
        final TextView frequencyHeaderTextView = new TextView(getContext());
        frequencyHeaderTextView.setLayoutParams(new ViewGroup.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.WRAP_CONTENT));
        frequencyHeaderTextView.setGravity(Gravity.CENTER_HORIZONTAL);
        frequencyHeaderTextView.setTextColor(Color.parseColor("#FFFFFF"));
        frequencyHeaderTextView.setText((PlayerFragment.mEqualizer.getCenterFreq(equalizerBandIndex) / 1000) + "Hz");
        LinearLayout seekBarRowLayout = new LinearLayout(getContext());
        seekBarRowLayout.setOrientation(LinearLayout.VERTICAL);
        TextView lowerEqualizerBandLevelTextView = new TextView(getContext());
        lowerEqualizerBandLevelTextView.setLayoutParams(new ViewGroup.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.MATCH_PARENT));
        lowerEqualizerBandLevelTextView.setTextColor(Color.parseColor("#FFFFFF"));
        lowerEqualizerBandLevelTextView.setText((lowerEqualizerBandLevel / 100) + "dB");
        TextView upperEqualizerBandLevelTextView = new TextView(getContext());
        lowerEqualizerBandLevelTextView.setLayoutParams(new ViewGroup.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT));
        upperEqualizerBandLevelTextView.setTextColor(Color.parseColor("#FFFFFF"));
        upperEqualizerBandLevelTextView.setText((upperEqualizerBandLevel / 100) + "dB");
        LinearLayout.LayoutParams layoutParams = new LinearLayout.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.WRAP_CONTENT);
        layoutParams.weight = 1;
        SeekBar seekBar = new SeekBar(getContext());
        TextView textView = new TextView(getContext());
        switch(i) {
            case 0:
                seekBar = (SeekBar) view.findViewById(R.id.seekBar1);
                textView = (TextView) view.findViewById(R.id.textView1);
                break;
            case 1:
                seekBar = (SeekBar) view.findViewById(R.id.seekBar2);
                textView = (TextView) view.findViewById(R.id.textView2);
                break;
            case 2:
                seekBar = (SeekBar) view.findViewById(R.id.seekBar3);
                textView = (TextView) view.findViewById(R.id.textView3);
                break;
            case 3:
                seekBar = (SeekBar) view.findViewById(R.id.seekBar4);
                textView = (TextView) view.findViewById(R.id.textView4);
                break;
            case 4:
                seekBar = (SeekBar) view.findViewById(R.id.seekBar5);
                textView = (TextView) view.findViewById(R.id.textView5);
                break;
        }
        seekBarFinal[i] = seekBar;
        seekBar.getProgressDrawable().setColorFilter(new PorterDuffColorFilter(Color.DKGRAY, PorterDuff.Mode.SRC_IN));
        seekBar.getThumb().setColorFilter(new PorterDuffColorFilter(HomeActivity.themeColor, PorterDuff.Mode.SRC_IN));
        seekBar.setId(i);
        //            seekBar.setLayoutParams(layoutParams);
        seekBar.setMax(upperEqualizerBandLevel - lowerEqualizerBandLevel);
        textView.setText(frequencyHeaderTextView.getText());
        textView.setTextColor(Color.WHITE);
        textView.setTextAlignment(View.TEXT_ALIGNMENT_CENTER);
        if (HomeActivity.isEqualizerReloaded) {
            points[i] = HomeActivity.seekbarpos[i] - lowerEqualizerBandLevel;
            dataset.addPoint(frequencyHeaderTextView.getText().toString(), points[i]);
            seekBar.setProgress(HomeActivity.seekbarpos[i] - lowerEqualizerBandLevel);
        } else {
            points[i] = PlayerFragment.mEqualizer.getBandLevel(equalizerBandIndex) - lowerEqualizerBandLevel;
            dataset.addPoint(frequencyHeaderTextView.getText().toString(), points[i]);
            seekBar.setProgress(PlayerFragment.mEqualizer.getBandLevel(equalizerBandIndex) - lowerEqualizerBandLevel);
            HomeActivity.seekbarpos[i] = PlayerFragment.mEqualizer.getBandLevel(equalizerBandIndex);
            HomeActivity.isEqualizerReloaded = true;
        }
        seekBar.setOnSeekBarChangeListener(new SeekBar.OnSeekBarChangeListener() {

            @Override
            public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
                PlayerFragment.mEqualizer.setBandLevel(equalizerBandIndex, (short) (progress + lowerEqualizerBandLevel));
                points[seekBar.getId()] = PlayerFragment.mEqualizer.getBandLevel(equalizerBandIndex) - lowerEqualizerBandLevel;
                HomeActivity.seekbarpos[seekBar.getId()] = (progress + lowerEqualizerBandLevel);
                HomeActivity.equalizerModel.getSeekbarpos()[seekBar.getId()] = (progress + lowerEqualizerBandLevel);
                dataset.updateValues(points);
                chart.notifyDataUpdate();
            }

            @Override
            public void onStartTrackingTouch(SeekBar seekBar) {
                presetSpinner.setSelection(0);
                HomeActivity.presetPos = 0;
                HomeActivity.equalizerModel.setPresetPos(0);
            }

            @Override
            public void onStopTrackingTouch(SeekBar seekBar) {
            }
        });
    }
    equalizeSound();
    paint.setColor(Color.parseColor("#555555"));
    paint.setStrokeWidth((float) (1.10 * HomeActivity.ratio));
    dataset.setColor(HomeActivity.themeColor);
    dataset.setSmooth(true);
    dataset.setThickness(5);
    chart.setXAxis(false);
    chart.setYAxis(false);
    chart.setYLabels(AxisRenderer.LabelPosition.NONE);
    chart.setXLabels(AxisRenderer.LabelPosition.NONE);
    chart.setGrid(ChartView.GridType.NONE, 7, 10, paint);
    chart.setAxisBorderValues(-300, 3300);
    chart.addData(dataset);
    chart.show();
    Button mEndButton = new Button(getContext());
    mEndButton.setBackgroundColor(HomeActivity.themeColor);
    mEndButton.setTextColor(Color.WHITE);
    showCase = new ShowcaseView.Builder(getActivity()).blockAllTouches().singleShot(4).setStyle(R.style.CustomShowcaseTheme).useDecorViewAsParent().replaceEndButton(mEndButton).setContentTitlePaint(HomeActivity.tp).setTarget(new ViewTarget(R.id.showcase_view_equalizer, getActivity())).setContentTitle("Presets").setContentText("Use one of the available presets").build();
    showCase.setButtonText("Next");
    showCase.setButtonPosition(HomeActivity.lps);
    showCase.overrideButtonClick(new View.OnClickListener() {

        int count1 = 0;

        @Override
        public void onClick(View v) {
            count1++;
            switch(count1) {
                case 1:
                    showCase.setTarget(new ViewTarget(R.id.equalizerContainer, getActivity()));
                    showCase.setContentTitle("Equalizer Controls");
                    showCase.setContentText("Use the seekbars to control the Individual frequencies");
                    showCase.setButtonPosition(HomeActivity.lps);
                    showCase.setButtonText("Next");
                    break;
                case 2:
                    showCase.setTarget(new ViewTarget(R.id.controllerBass, getActivity()));
                    showCase.setContentTitle("Bass and Reverb");
                    showCase.setContentText("Use these controls to control Bass and Reverb");
                    showCase.setButtonPosition(HomeActivity.lps);
                    showCase.setButtonText("Done");
                    break;
                case 3:
                    showCase.hide();
                    break;
            }
        }
    });
}

Example 2 with LineChartView

use of com.db.chart.view.LineChartView in project WilliamChart by diogobernardino.

the class LineFragment method onCreateView.

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    View layout = inflater.inflate(R.layout.fragment_line, container, false);
    mChart = (LineChartView) layout.findViewById(R.id.chart);
    mFirstStage = true;
    layout.setOnClickListener(this);
    mChart.setOnClickListener(this);
    LineSet dataset = new LineSet(mLabels, mValues[0]);
    dataset.setColor(Color.parseColor("#004f7f")).setThickness(Tools.fromDpToPx(3)).setSmooth(true).beginAt(4).endAt(36);
    for (int i = 0; i < mLabels.length; i += 5) {
        Point point = (Point) dataset.getEntry(i);
        point.setColor(Color.parseColor("#ffffff"));
        point.setStrokeColor(Color.parseColor("#0290c3"));
        if (i == 30 || i == 10)
            point.setRadius(Tools.fromDpToPx(6));
    }
    mChart.addData(dataset);
    Paint thresPaint = new Paint();
    thresPaint.setColor(Color.parseColor("#0079ae"));
    thresPaint.setStyle(Paint.Style.STROKE);
    thresPaint.setAntiAlias(true);
    thresPaint.setStrokeWidth(Tools.fromDpToPx(.75f));
    thresPaint.setPathEffect(new DashPathEffect(new float[] { 10, 10 }, 0));
    Paint gridPaint = new Paint();
    gridPaint.setColor(Color.parseColor("#ffffff"));
    gridPaint.setStyle(Paint.Style.STROKE);
    gridPaint.setAntiAlias(true);
    gridPaint.setStrokeWidth(Tools.fromDpToPx(.75f));
    mChart.setBorderSpacing((int) Tools.fromDpToPx(0)).setXLabels(AxisRenderer.LabelPosition.OUTSIDE).setLabelsColor(Color.parseColor("#304a00")).setYLabels(AxisRenderer.LabelPosition.NONE).setXAxis(false).setYAxis(false).setGrid(1, 7, gridPaint).setValueThreshold(80f, 80f, thresPaint).setAxisBorderValues(0, 110);
    mChart.show(new Animation().fromXY(0, .5f));
    return layout;
}