Example usage for android.graphics Color colorToHSV

Introduction

In this page you can find the example usage for android.graphics Color colorToHSV.

Prototype

public static void colorToHSV(@ColorInt int color, @Size(3) float hsv[]) 

Source Link

Document

Convert the ARGB color to its HSV components.

Usage

From source file:org.michaelevans.colorart.library.ColorArt.java

private int colorWithMinimumSaturation(int color, float minSaturation) {
    float[] hsv = new float[3];
    Color.colorToHSV(color, hsv);
    if (hsv[1] < minSaturation) {
        return Color.HSVToColor(new float[] { hsv[0], minSaturation, hsv[2] });
    }//  w w w .  j a  v a 2 s.c  o m

    return color;
}

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From source file:com.pixby.texo.EditTools.ColorTool.java

private @ColorInt int colorToProgress(@ColorInt int color) {
    int progress;
    if (isPresetColor(color)) {
        progress = 0;// w  ww .jav a 2 s .co  m
    } else {
        float[] hsv = new float[3];
        Color.colorToHSV(color, hsv);
        progress = (int) hsv[0];
    }
    return progress;
}

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From source file:com.markupartist.sthlmtraveling.ViewOnMapActivity.java

public void showTransitRoute(Route route) {
    mMap.clear();/*from   w w  w .  ja v a2s .  com*/

    for (Leg leg : route.getLegs()) {
        int legColor = LegUtil.getColor(this, leg);

        float[] hsv = new float[3];
        Color.colorToHSV(legColor, hsv);
        float hueColor = hsv[0];

        LatLng origin = new LatLng(leg.getFrom().getLat(), leg.getFrom().getLon());

        mMap.addMarker(new MarkerOptions().position(origin).title(getLocationName(leg.getFrom()))
                .snippet(getRouteDescription(leg)).icon(BitmapDescriptorFactory.defaultMarker(hueColor)));

        LatLng destination = new LatLng(leg.getTo().getLat(), leg.getTo().getLon());
        mMap.addMarker(new MarkerOptions().position(destination).title(getLocationName(leg.getTo()))
                .snippet(DateFormat.getTimeFormat(this).format(leg.getStartTime()))
                .icon(BitmapDescriptorFactory.defaultMarker(hueColor)));

        if (leg.getGeometry() != null) {
            // If we have a geometry draw that.
            List<LatLng> latLgns = PolyUtil.decode(leg.getGeometry());
            drawPolyline(latLgns, legColor);
        } else {
            // One polyline per leg, different colors.
            PolylineOptions options = new PolylineOptions();
            options.add(origin);

            BitmapDescriptor icon = getColoredMarker(legColor, R.drawable.ic_line_marker);
            for (IntermediateStop stop : leg.getIntermediateStops()) {
                LatLng intermediateStop = new LatLng(stop.getLocation().getLat(), stop.getLocation().getLon());
                options.add(intermediateStop);
                Date date = stop.getTimeRt();
                if (date == null) {
                    date = stop.getTime();
                }
                String time = date != null ? DateFormat.getTimeFormat(this).format(date) : "";
                mMap.addMarker(new MarkerOptions().anchor(0.5f, 0.5f).position(intermediateStop)
                        .title(getLocationName(stop.getLocation())).snippet(time).icon(icon));
            }

            options.add(destination);

            mMap.addPolyline(options.width(ViewHelper.dipsToPix(getResources(), 8)).color(legColor));
        }

        if (leg.getFrom().hasEntrances()) {
            showEntrances(leg.getFrom().getEntrances(), false);
        }
        if (leg.getTo().hasEntrances()) {
            showEntrances(leg.getTo().getEntrances(), true);
        }
    }
}

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From source file:de.WyLight.WyLight.WiflyControlActivity.java

public void setColor(int argb) {
    mARGB = argb;
    Color.colorToHSV(argb, mHSV);
    onColorChanged();
}

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From source file:com.example.locale.MainActivity.java

private int getDarkerColor(int color) {
    float[] hsv = new float[3];
    Color.colorToHSV(color, hsv);
    hsv[2] *= 0.8f; // value component
    return Color.HSVToColor(hsv);
}

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From source file:com.abhinavjhanwar.android.egg.neko.Cat.java

public Bitmap createLargeBitmap(Context context) {
    final Resources res = context.getResources();
    final int w = res.getDimensionPixelSize(android.R.dimen.notification_large_icon_width);
    final int h = res.getDimensionPixelSize(android.R.dimen.notification_large_icon_height);

    Bitmap result = Bitmap.createBitmap(w, h, Bitmap.Config.ARGB_8888);
    final Canvas canvas = new Canvas(result);
    final Paint pt = new Paint();
    float[] hsv = new float[3];
    Color.colorToHSV(mBodyColor, hsv);
    hsv[2] = (hsv[2] > 0.5f) ? (hsv[2] - 0.25f) : (hsv[2] + 0.25f);
    pt.setColor(Color.HSVToColor(hsv));
    pt.setFlags(Paint.ANTI_ALIAS_FLAG);
    float r = w / 2;
    canvas.drawCircle(r, r, r, pt);//  www. j  ava 2  s  .co m
    int m = w / 10;

    slowDraw(canvas, m, m, w - m - m, h - m - m);

    return result;
}

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From source file:de.vanita5.twittnuker.view.ColorPickerView.java

/**
 * Set the color this view should show./*from w  ww  .  ja  va2 s  . c  om*/
 * 
 * @param color The color that should be selected.
 * @param callback If you want to get a callback to your
 *            OnColorChangedListener.
 */
public void setColor(final int color, final boolean callback) {

    final int alpha = Color.alpha(color);

    final float[] hsv = new float[3];

    Color.colorToHSV(color, hsv);

    if (mShowAlphaPanel) {
        mAlpha = alpha;
    } else {
        mAlpha = 0xff;
    }
    mHue = hsv[0];
    mSat = hsv[1];
    mVal = hsv[2];

    if (callback) {
        if (mOnColorChangedListener != null) {
            mOnColorChangedListener.onColorChanged(color);
        }
    }

    invalidate();
}

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From source file:com.miz.utils.ViewUtils.java

public static int darkenColor(int color, float factor) {
    final float[] hsv = new float[3];
    Color.colorToHSV(color, hsv);
    hsv[2] *= factor;/*from  w  ww.j av  a  2 s  . c  o  m*/
    return Color.HSVToColor(hsv);
}

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From source file:org.voidsink.anewjkuapp.fragment.CalendarFragment2.java

@Override
public void onLoadFinished(Loader<Cursor> loader, Cursor data) {
    ArrayList<WeekViewEvent> events = mWeekViewLoader.getEvents(loader.getId());
    events.clear();/* ww w .j a  va2s.  c om*/

    Account mAccount = AppUtils.getAccount(getContext());
    if (mAccount != null) {
        // fetch calendar colors
        final SparseIntArray mColors = new SparseIntArray();
        ContentResolver cr = getContext().getContentResolver();
        Cursor cursor = cr.query(CalendarContractWrapper.Calendars.CONTENT_URI(), new String[] {
                CalendarContractWrapper.Calendars._ID(), CalendarContractWrapper.Calendars.CALENDAR_COLOR() },
                null, null, null);
        if (cursor != null) {
            while (cursor.moveToNext()) {
                int color = cursor.getInt(1);

                double lastContrast = ColorUtils.calculateContrast(color, mWeekView.getEventTextColor());
                //Log.d(TAG, String.format("color=%d %d %d, contrast=%f", Color.red(color), Color.green(color), Color.blue(color), lastContrast));

                while (lastContrast < 1.6) {
                    float[] hsv = new float[3];

                    Color.colorToHSV(color, hsv);
                    hsv[2] = Math.max(0f, hsv[2] - 0.033f); // darken
                    color = Color.HSVToColor(hsv);

                    lastContrast = ColorUtils.calculateContrast(color, mWeekView.getEventTextColor());
                    //Log.d(TAG, String.format("new color=%d %d %d, contrast=%f", Color.red(color), Color.green(color), Color.blue(color), lastContrast));

                    if (hsv[2] == 0)
                        break;
                }

                mColors.put(cursor.getInt(0), color);
            }
            cursor.close();
        }

        if (data != null) {
            data.moveToFirst();
            data.moveToPrevious();
            while (data.moveToNext()) {

                boolean allDay = data.getInt(CalendarUtils.COLUMN_EVENT_ALL_DAY) == 1;

                Calendar startTime = Calendar.getInstance();
                if (allDay) {
                    startTime.setTimeZone(TimeZone.getTimeZone("UTC"));
                }
                startTime.setTimeInMillis(data.getLong(CalendarUtils.COLUMN_EVENT_DTSTART));

                Calendar endTime = Calendar.getInstance();
                if (allDay) {
                    endTime.setTimeZone(TimeZone.getTimeZone("UTC"));
                }
                endTime.setTimeInMillis(data.getLong(CalendarUtils.COLUMN_EVENT_DTEND));
                if (allDay && endTime.getTimeInMillis() % DateUtils.DAY_IN_MILLIS == 0) {
                    endTime.add(Calendar.MILLISECOND, -1);
                }

                WeekViewEvent event = new WeekViewEvent(data.getLong(CalendarUtils.COLUMN_EVENT_ID),
                        data.getString(CalendarUtils.COLUMN_EVENT_TITLE),
                        data.getString(CalendarUtils.COLUMN_EVENT_LOCATION), startTime, endTime, allDay);

                event.setColor(mColors.get(data.getInt(CalendarUtils.COLUMN_EVENT_CAL_ID)));

                events.add(event);
            }
        }
    }

    mWeekView.notifyDatasetChanged();
}

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From source file:com.wheelly.fragments.LocationsMapFragment.java

@Subscribe
public void onLoadFinished(LocationsLoadedEvent event) {
    googleMap.clear();/*  ww  w  .ja  v a 2  s  .  c  o  m*/

    if (null != event.cursor && event.cursor.moveToFirst()) {
        final int latIdx = event.cursor.getColumnIndex("latitude");
        final int lonIdx = event.cursor.getColumnIndex("longitude");
        final int nameIdx = event.cursor.getColumnIndex("name");
        final int idIdx = event.cursor.getColumnIndex(BaseColumns._ID);
        final int colorIdx = event.cursor.getColumnIndex("color");

        final Aggregate delegate = buildCameraUpdateDelegate();

        do {
            final LatLng l = new LatLng(event.cursor.getDouble(latIdx), event.cursor.getDouble(lonIdx));
            final long id = event.cursor.getLong(idIdx);
            final MarkerOptions markerOptions = new MarkerOptions().position(l)
                    .title(event.cursor.getString(nameIdx)).snippet(Long.toString(id)).draggable(true);

            final String argb = event.cursor.getString(colorIdx);

            if (!Strings.isNullOrEmpty(argb)) {
                float[] hsv = new float[3];
                Color.colorToHSV(Color.parseColor(argb), hsv);
                markerOptions.icon(BitmapDescriptorFactory.defaultMarker(hsv[0]));
            }

            // Adding marker on the Google Map
            googleMap.addMarker(markerOptions);
            delegate.seed(l, id);
        } while (event.cursor.moveToNext());

        //googleMap.animateCamera(delegate.result());
        googleMap.setOnCameraChangeListener(new OnCameraChangeListener() {
            @Override
            public void onCameraChange(CameraPosition paramCameraPosition) {
                googleMap.animateCamera(delegate.result());
                googleMap.setOnCameraChangeListener(null);
            }
        });
    }
}

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