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Commit f120f523 authored by Dan Sandler's avatar Dan Sandler Committed by Daniel Sandler
Browse files

Replace missing Color API. 

Removed in change Ic4cb43e7. I could switch back to the HSV
methods or just do the lazy thing and copy the code in like
in change Iae3d85c0. (Obviously I chose the latter.)

Change-Id: I154626c326ee0bbf389df75f4a8050136b56c2d5
parent 1f8d2923

core/java/com/android/internal/app/PlatLogoActivity.java

+67 −2
Original line number Diff line number Diff line
@@ -42,6 +42,7 @@ import android.os.Bundle; 
import android.provider.Settings;

import android.util.DisplayMetrics;

import android.util.Log;

import android.util.MathUtils;

import android.view.Gravity;

import android.view.KeyEvent;

import android.view.View;
@@ -86,9 +87,9 @@ public class PlatLogoActivity extends Activity { 
        });

        final float hue = (float) Math.random();

        final Paint bgPaint = new Paint();

        bgPaint.setColor(Color.HSBtoColor(hue, 0.4f, 1f));

        bgPaint.setColor(HSBtoColor(hue, 0.4f, 1f));

        final Paint fgPaint = new Paint();

        fgPaint.setColor(Color.HSBtoColor(hue, 0.5f, 1f));

        fgPaint.setColor(HSBtoColor(hue, 0.5f, 1f));

        final Drawable M = getDrawable(com.android.internal.R.drawable.platlogo_m);

        final Drawable platlogo = new Drawable() {

            @Override
@@ -213,4 +214,68 @@ public class PlatLogoActivity extends Activity { 
        fadeIn.start();

    }



    /**

     * Convert HSB components to an ARGB color. Alpha set to 0xFF.

     *     hsv[0] is Hue [0 .. 1)

     *     hsv[1] is Saturation [0...1]

     *     hsv[2] is Value [0...1]

     * If hsv values are out of range, they are pinned.

     * @param h Hue component

     * @param s Saturation component

     * @param b Brightness component

     * @return the resulting argb color

     */

    private static int HSBtoColor(float h, float s, float b) {

        h = MathUtils.constrain(h, 0.0f, 1.0f);

        s = MathUtils.constrain(s, 0.0f, 1.0f);

        b = MathUtils.constrain(b, 0.0f, 1.0f);



        float red = 0.0f;

        float green = 0.0f;

        float blue = 0.0f;



        final float hf = (h - (int) h) * 6.0f;

        final int ihf = (int) hf;

        final float f = hf - ihf;

        final float pv = b * (1.0f - s);

        final float qv = b * (1.0f - s * f);

        final float tv = b * (1.0f - s * (1.0f - f));



        switch (ihf) {

            case 0:         // Red is the dominant color

                red = b;

                green = tv;

                blue = pv;

                break;

            case 1:         // Green is the dominant color

                red = qv;

                green = b;

                blue = pv;

                break;

            case 2:

                red = pv;

                green = b;

                blue = tv;

                break;

            case 3:         // Blue is the dominant color

                red = pv;

                green = qv;

                blue = b;

                break;

            case 4:

                red = tv;

                green = pv;

                blue = b;

                break;

            case 5:         // Red is the dominant color

                red = b;

                green = pv;

                blue = qv;

                break;

        }



        return 0xFF000000 | (((int) (red * 255.0f)) << 16) |

                (((int) (green * 255.0f)) << 8) | ((int) (blue * 255.0f));

    }



}