Example usage for android.graphics Color HSVToColor

Introduction

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

Prototype

@ColorInt
public static int HSVToColor(@IntRange(from = 0, to = 255) int alpha, @Size(3) float hsv[]) 

Source Link

Document

Convert HSV components to an ARGB color.

Usage

From source file:com.example.google.maps.flyover.MainActivity.java

private void setUpMap() {
    mMap.setIndoorEnabled(false);//from  ww w .ja  v a2 s  .com

    // Disable gestures & controls since ideal results (pause Animator) is
    // not easy to show in a simplified example.
    mMap.getUiSettings().setAllGesturesEnabled(false);
    mMap.getUiSettings().setZoomControlsEnabled(false);

    // Create a marker to represent the user on the route.
    mMarker = mMap.addMarker(new MarkerOptions()
            .icon(BitmapDescriptorFactory.defaultMarker(BitmapDescriptorFactory.HUE_AZURE)).position(ROUTE[0]));

    // Create a polyline for the route.
    mMap.addPolyline(
            new PolylineOptions().add(ROUTE)
                    .color(Color.HSVToColor(POLYLINE_ALPHA,
                            new float[] { POLYLINE_HUE, POLYLINE_SATURATION, POLYLINE_VALUE }))
                    .width(POLYLINE_WIDTH));

    // Once the map is ready, zoom to the beginning of the route start the
    // animation.
    mMap.setOnMapLoadedCallback(new GoogleMap.OnMapLoadedCallback() {
        @Override
        public void onMapLoaded() {
            // Once the camera has moved to the beginning of the route,
            // start the animation.
            mMap.setOnCameraChangeListener(new GoogleMap.OnCameraChangeListener() {
                @Override
                public void onCameraChange(CameraPosition position) {
                    mMap.setOnCameraChangeListener(null);
                    animateRoute();
                }
            });

            // Animate the camera to the beginning of the route.
            float bearing = (float) SphericalUtil.computeHeading(ROUTE[0], ROUTE[1]);

            CameraPosition pos = new CameraPosition.Builder().target(ROUTE[0]).zoom(CAMERA_OBLIQUE_ZOOM)
                    .tilt(CAMERA_OBLIQUE_TILT).bearing(bearing).build();

            mMap.animateCamera(CameraUpdateFactory.newCameraPosition(pos));
        }
    });

    // Move the camera over the start position.
    CameraPosition pos = new CameraPosition.Builder().target(ROUTE[0]).zoom(CAMERA_OBLIQUE_ZOOM - 2).build();

    mMap.moveCamera(CameraUpdateFactory.newCameraPosition(pos));
}

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From source file:com.cyrilmottier.android.polaris2demo.PolygonDemoActivity.java

@Override
public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
    if (mMutablePolygon == null) {
        return;/*from  w w  w.  j a v a  2s.  c om*/
    }

    if (seekBar == mColorBar) {
        mMutablePolygon.setFillColor(
                Color.HSVToColor(Color.alpha(mMutablePolygon.getFillColor()), new float[] { progress, 1, 1 }));
    } else if (seekBar == mAlphaBar) {
        int prevColor = mMutablePolygon.getFillColor();
        mMutablePolygon.setFillColor(
                Color.argb(progress, Color.red(prevColor), Color.green(prevColor), Color.blue(prevColor)));
    } else if (seekBar == mWidthBar) {
        mMutablePolygon.setStrokeWidth(progress);
    }
}

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From source file:com.example.google.maps.dataviz.MainActivity.java

private void setUpMap() {
    mRoute = PolyUtil.decode(ROUTE);//  w  w  w  .  j  a  va  2  s  .  c  om

    // Create a polyline for the route.
    mMap.addPolyline(
            new PolylineOptions().addAll(mRoute)
                    .color(Color.HSVToColor(POLYLINE_ALPHA,
                            new float[] { POLYLINE_HUE, POLYLINE_SATURATION, POLYLINE_VALUE }))
                    .width(POLYLINE_WIDTH));

    mMap.setOnCameraChangeListener(new GoogleMap.OnCameraChangeListener() {
        @Override
        public void onCameraChange(CameraPosition position) {
            mMap.setOnCameraChangeListener(null);

            // Move the camera to show the entire route.
            LatLngBounds.Builder builder = LatLngBounds.builder();
            for (LatLng coords : mRoute) {
                builder.include(coords);
            }
            mMap.moveCamera(CameraUpdateFactory.newLatLngBounds(builder.build(), 100));

            mInitZoom = mMap.getCameraPosition().zoom;
            mInitPosition = mMap.getCameraPosition().target;
        }
    });

    mMap.setOnMapLoadedCallback(new GoogleMap.OnMapLoadedCallback() {
        @Override
        public void onMapLoaded() {
            addDataToMap();
        }
    });
}

---

From source file:de.quist.app.maps.example.CircleDemoActivity.java

@Override
public void onMapReady(Map map) {
    mMap = map;/*from   w  w w.j a v a2s. c o m*/

    // Override the default content description on the view, for accessibility mode.
    // Ideally this string would be localised.
    map.setContentDescription("Google Map with circles.");

    mColorBar.setOnSeekBarChangeListener(this);
    mAlphaBar.setOnSeekBarChangeListener(this);
    mWidthBar.setOnSeekBarChangeListener(this);
    mMap.setOnMarkerDragListener(this);
    mMap.setOnMapLongClickListener(this);

    mFillColor = Color.HSVToColor(mAlphaBar.getProgress(), new float[] { mColorBar.getProgress(), 1, 1 });
    mStrokeColor = Color.BLACK;

    DraggableCircle circle = new DraggableCircle(SYDNEY, DEFAULT_RADIUS);
    mCircles.add(circle);

    // Move the map so that it is centered on the initial circle
    mMap.moveCamera(BuildConfig.MAP_BINDING.cameraUpdateFactory().newLatLngZoom(SYDNEY, 4.0f));
}

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From source file:com.cyrilmottier.android.polaris2demo.CircleDemoActivity.java

private void setUpMap() {
    mColorBar.setOnSeekBarChangeListener(this);
    mAlphaBar.setOnSeekBarChangeListener(this);
    mWidthBar.setOnSeekBarChangeListener(this);
    mMap.setOnMarkerDragListener(this);
    mMap.setOnMapLongClickListener(this);

    mFillColor = Color.HSVToColor(mAlphaBar.getProgress(), new float[] { mColorBar.getProgress(), 1, 1 });
    mStrokeColor = Color.BLACK;/* w w w  .j  a va  2  s.com*/

    DraggableCircle circle = new DraggableCircle(SYDNEY, DEFAULT_RADIUS);
    mCircles.add(circle);

    // Move the map so that it is centered on the initial circle
    mMap.moveCamera(CameraUpdateFactory.newLatLngZoom(SYDNEY, 4.0f));
}

---

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

@Override
public boolean onTouchEvent(final MotionEvent event) {

    boolean update = false;

    switch (event.getAction()) {
    case MotionEvent.ACTION_DOWN:
        mStartTouchPoint = new Point((int) event.getX(), (int) event.getY());
        update = moveTrackersIfNeeded(event);
        break;/* ww  w. jav a2  s.  c  om*/

    case MotionEvent.ACTION_MOVE:
        update = moveTrackersIfNeeded(event);
        break;
    case MotionEvent.ACTION_UP:
        mStartTouchPoint = null;
        update = moveTrackersIfNeeded(event);
        break;

    }

    if (update) {
        if (mOnColorChangedListener != null) {
            final int color;
            if (mShowAlphaPanel) {
                color = Color.HSVToColor(mAlpha, new float[] { mHue, mSat, mVal });
            } else {
                color = Color.HSVToColor(new float[] { mHue, mSat, mVal });
            }
            mOnColorChangedListener.onColorChanged(color);
        }
        invalidate();
        return true;
    }
    return super.onTouchEvent(event);
}

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From source file:com.cyrilmottier.android.polaris2demo.CircleDemoActivity.java

@Override
public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
    if (seekBar == mColorBar) {
        mFillColor = Color.HSVToColor(Color.alpha(mFillColor), new float[] { progress, 1, 1 });
    } else if (seekBar == mAlphaBar) {
        mFillColor = Color.argb(progress, Color.red(mFillColor), Color.green(mFillColor),
                Color.blue(mFillColor));
    }/*from  w ww  .j a va  2 s. c  o  m*/

    for (DraggableCircle draggableCircle : mCircles) {
        draggableCircle.onStyleChange();
    }
}

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From source file:com.dwdesign.tweetings.fragment.DMConversationFragment.java

@Override
public void onTextChanged(final CharSequence s, final int start, final int before, final int count) {
    if (mSendButton == null || s == null)
        return;// w  ww .j ava  2s  .c  o  m
    mSendButton.setEnabled(mValidator.isValidTweet(s.toString()));

    if (mTextCount != null) {
        final int acount = mValidator.getTweetLength(s.toString());
        final float hue = acount < 140 ? acount >= 130 ? 5 * (140 - acount) : 50 : 0;
        final float[] hsv = new float[] { hue, 1.0f, 1.0f };
        mTextCount.setTextColor(acount >= 130 ? Color.HSVToColor(0x80, hsv) : 0x80808080);
        mTextCount.setText(parseString(140 - acount));
    }
}

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

@Override
public boolean onTrackballEvent(final MotionEvent event) {
    final float x = event.getX(), y = event.getY();
    boolean update = false;
    if (event.getAction() == MotionEvent.ACTION_MOVE) {
        switch (mLastTouchedPanel) {
        case PANEL_SAT_VAL: {
            float sat, val;
            sat = mSat + x / 50f;/*www.  ja  va2 s.  c  o m*/
            val = mVal - y / 50f;
            if (sat < 0f) {
                sat = 0f;
            } else if (sat > 1f) {
                sat = 1f;
            }
            if (val < 0f) {
                val = 0f;
            } else if (val > 1f) {
                val = 1f;
            }
            mSat = sat;
            mVal = val;
            update = true;
            break;
        }
        case PANEL_HUE: {
            float hue = mHue - y * 10f;
            if (hue < 0f) {
                hue = 0f;
            } else if (hue > 360f) {
                hue = 360f;
            }
            mHue = hue;
            update = true;
            break;
        }
        case PANEL_ALPHA: {
            if (!mShowAlphaPanel || mAlphaRect == null) {
                update = false;
            } else {
                int alpha = (int) (mAlpha - x * 10);
                if (alpha < 0) {
                    alpha = 0;
                } else if (alpha > 0xff) {
                    alpha = 0xff;
                }
                mAlpha = alpha;
                update = true;
            }

            break;
        }
        }
    }

    if (update) {
        final int color;
        if (mShowAlphaPanel) {
            color = Color.HSVToColor(mAlpha, new float[] { mHue, mSat, mVal });
        } else {
            color = Color.HSVToColor(new float[] { mHue, mSat, mVal });
        }
        if (mOnColorChangedListener != null) {
            mOnColorChangedListener.onColorChanged(color);
        }
        invalidate();
        return true;
    }

    return super.onTrackballEvent(event);
}

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From source file:org.mariotaku.twidere.fragment.DirectMessagesConversationFragment.java

private void updateTextCount() {
    if (mTextCount != null) {
        final String text = mEditText != null ? parseString(mEditText.getText()) : null;
        final int count = mValidator.getTweetLength(text);
        final float hue = count < Validator.MAX_TWEET_LENGTH
                ? count >= Validator.MAX_TWEET_LENGTH - 10 ? 5 * (Validator.MAX_TWEET_LENGTH - count) : 50
                : 0;// www  . j  av a 2 s  .co m
        final float[] hsv = new float[] { hue, 1.0f, 1.0f };
        mTextCount.setTextColor(
                count >= Validator.MAX_TWEET_LENGTH - 10 ? Color.HSVToColor(0x80, hsv) : 0x80808080);
        mTextCount.setText(parseString(Validator.MAX_TWEET_LENGTH - count));
    }
}

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