public RuleAdapter(DatabaseHelper dh, Activity context) {
SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
this.context = context;
this.dh = dh;
this.filter = prefs.getBoolean("filter", false);
this.debuggable = Util.isDebuggable(context);
if (prefs.getBoolean("dark_theme", false))
colorChanged =
Color.argb(
128, Color.red(Color.DKGRAY), Color.green(Color.DKGRAY), Color.blue(Color.DKGRAY));
else
colorChanged =
Color.argb(
128, Color.red(Color.LTGRAY), Color.green(Color.LTGRAY), Color.blue(Color.LTGRAY));
TypedArray ta =
context.getTheme().obtainStyledAttributes(new int[] {android.R.attr.textColorSecondary});
try {
colorText = ta.getColor(0, 0);
} finally {
ta.recycle();
}
TypedValue tv = new TypedValue();
context.getTheme().resolveAttribute(R.attr.colorAccent, tv, true);
colorAccent = tv.data;
context.getTheme().resolveAttribute(R.attr.colorOn, tv, true);
colorOn = tv.data;
context.getTheme().resolveAttribute(R.attr.colorOff, tv, true);
colorOff = tv.data;
}
/**
* Blend {@code color1} and {@code color2} using the given ratio.
*
* @param ratio of which to blend. 1.0 will return {@code color1}, 0.5 will give an even blend,
* 0.0 will return {@code color2}.
*/
private static int blendColors(int color1, int color2, float ratio) {
final float inverseRation = 1f - ratio;
float r = (Color.red(color1) * ratio) + (Color.red(color2) * inverseRation);
float g = (Color.green(color1) * ratio) + (Color.green(color2) * inverseRation);
float b = (Color.blue(color1) * ratio) + (Color.blue(color2) * inverseRation);
return Color.rgb((int) r, (int) g, (int) b);
}
@Override
public void onColorChanged(int color) {
picker.setOldCenterColor(picker.getColor());
picker2.setOldCenterColor(picker2.getColor());
refreshBackgroundColors();
if (!requestPending) {
requestPending = true;
AsyncHttpClient client = new AsyncHttpClient();
client.get(
SettingsFragment.ip
+ "color?color&"
+ colorToString(Color.red(picker.getColor()) * getAlpha(picker.getColor()))
+ "&"
+ colorToString(Color.green(picker.getColor()) * getAlpha(picker.getColor()))
+ "&"
+ colorToString(Color.blue(picker.getColor()) * getAlpha(picker.getColor()))
+ "&"
+ colorToString(Color.red(picker2.getColor()) * getAlpha(picker2.getColor()))
+ "&"
+ colorToString(Color.green(picker2.getColor()) * getAlpha(picker2.getColor()))
+ "&"
+ colorToString(Color.blue(picker2.getColor()) * getAlpha(picker2.getColor()))
+ "",
new AsyncHttpResponseHandler() {
@Override
public void onFinish() {
requestPending = false;
}
});
}
}
public int getColor(float position) {
int color1 = colors[0];
int color2 = colors[0];
float position1 = 0.0f;
float position2 = 0.0f;
for (int i = 0; i < positions.length; i++) {
position1 = position2;
position2 = positions[i];
color1 = color2;
color2 = colors[i];
if (position2 > position) {
break;
}
}
if (position > position2) {
return color2;
}
float ratio = (position - position1) / (position2 - position1);
return Color.rgb(
(int) (Color.red(color1) * (1 - ratio) + Color.red(color2) * ratio),
(int) (Color.green(color1) * (1 - ratio) + Color.green(color2) * ratio),
(int) (Color.blue(color1) * (1 - ratio) + Color.blue(color2) * ratio));
}
private void onColorChange() {
nextColor = thisColor + 1;
nextColor %= colors.length;
red = (Color.red(colors[nextColor]) - Color.red(colors[thisColor])) * 1.0 / speed;
green = (Color.green(colors[nextColor]) - Color.green(colors[thisColor])) * 1.0 / speed;
blue = (Color.blue(colors[nextColor]) - Color.blue(colors[thisColor])) * 1.0 / speed;
}
private Item createItem(String label, float percent, int sliceColor, int itemColor) {
Item it = new Item();
it.mLabel = label;
it.mItemColor = itemColor;
it.cSliceColor = sliceColor;
it.cPercent = percent;
// Log.d(TAG, "Percent for "+it.mLabel+": "+it.cPercent);
// Calculate the highlight color. Saturate at 0xff to make sure that high values
// don't result in aliasing.
it.mItemHighlight =
Color.argb(
0xff,
Math.min((int) (mHighlightStrength * (float) Color.red(itemColor)), 0xff),
Math.min((int) (mHighlightStrength * (float) Color.green(itemColor)), 0xff),
Math.min((int) (mHighlightStrength * (float) Color.blue(itemColor)), 0xff));
it.cSliceHighlight =
Color.argb(
0xff,
Math.min((int) (mHighlightStrength * (float) Color.red(sliceColor)), 0xff),
Math.min((int) (mHighlightStrength * (float) Color.green(sliceColor)), 0xff),
Math.min((int) (mHighlightStrength * (float) Color.blue(sliceColor)), 0xff));
float centerX = mPieBounds.width() / 2;
float centerY = mPieBounds.height() / 2;
float itemW = (mPieBounds.width() / 2) * it.cPercent;
float itemH = (mPieBounds.height() / 2) * it.cPercent;
it.cSliceBounds = new RectF(centerX - itemW, centerY - itemH, centerX + itemW, centerY + itemH);
return it;
}
public ColorItemsAdapter(Context context, int numberOfItems) {
mColors = new int[numberOfItems];
int startColor = context.getResources().getColor(R.color.wisteria);
int startR = Color.red(startColor);
int startG = Color.green(startColor);
int startB = Color.blue(startColor);
int endColor = context.getResources().getColor(R.color.emerald);
int endR = Color.red(endColor);
int endG = Color.green(endColor);
int endB = Color.blue(endColor);
ValueInterpolator interpolatorR = new ValueInterpolator(0, numberOfItems - 1, endR, startR);
ValueInterpolator interpolatorG = new ValueInterpolator(0, numberOfItems - 1, endG, startG);
ValueInterpolator interpolatorB = new ValueInterpolator(0, numberOfItems - 1, endB, startB);
for (int i = 0; i < numberOfItems; ++i) {
mColors[i] =
Color.argb(
255,
(int) interpolatorR.map(i),
(int) interpolatorG.map(i),
(int) interpolatorB.map(i));
}
}
public String getLayoutColorNoBottoms(Bitmap image1, Bitmap image3) {
String color = "";
int red = 0;
int blue = 0;
int green = 0;
int count = 0;
for (int i = 145; i < 155; i++) {
for (int k = 250; k < 280; k++) {
int pixel = image1.getPixel(i, k);
red += Color.red(pixel);
blue += Color.blue(pixel);
green += Color.green(pixel);
count++;
}
}
for (int i = 110; i < 125; i++) {
for (int k = 250; k < 265; k++) {
int pixel = image3.getPixel(i, k);
red += Color.red(pixel);
blue += Color.blue(pixel);
green += Color.green(pixel);
count++;
}
}
red = (red / count);
green = (green / count);
blue = (blue / count);
color = String.format("#%02x%02x%02x", red, green, blue);
return color;
}
public static boolean isLight(int color) {
return Math.sqrt(
Color.red(color) * Color.red(color) * .241
+ Color.green(color) * Color.green(color) * .691
+ Color.blue(color) * Color.blue(color) * .068)
> 130;
}
public boolean equals(SgnColor o, int tolerance) {
if (this == o) return true;
if (o == null) return false;
if (mColor == o.mColor) {
return true;
}
if (tolerance == 0) {
return false;
}
int r1 = Color.red(mColor);
int g1 = Color.green(mColor);
int b1 = Color.blue(mColor);
int a1 = Color.alpha(mColor);
int r2 = Color.red(o.mColor);
int g2 = Color.green(o.mColor);
int b2 = Color.blue(o.mColor);
int a2 = Color.alpha(o.mColor);
return Math.abs(r1 - r2) <= tolerance
&& Math.abs(g1 - g2) <= tolerance
&& Math.abs(b1 - b2) <= tolerance
&& Math.abs(a1 - a2) <= tolerance;
}
/** @param value */
private void calculateEffect(final double value) {
final float mapToggleX =
(float) SpringUtil.mapValueFromRangeToRange(value, 0, 1, spotMinX, spotMaxX);
spotX = mapToggleX;
float mapOffLineWidth =
(float) SpringUtil.mapValueFromRangeToRange(1 - value, 0, 1, 10, spotSize);
offLineWidth = mapOffLineWidth;
final int fb = Color.blue(onColor);
final int fr = Color.red(onColor);
final int fg = Color.green(onColor);
final int tb = Color.blue(offBorderColor);
final int tr = Color.red(offBorderColor);
final int tg = Color.green(offBorderColor);
int sb = (int) SpringUtil.mapValueFromRangeToRange(1 - value, 0, 1, fb, tb);
int sr = (int) SpringUtil.mapValueFromRangeToRange(1 - value, 0, 1, fr, tr);
int sg = (int) SpringUtil.mapValueFromRangeToRange(1 - value, 0, 1, fg, tg);
sb = clamp(sb, 0, 255);
sr = clamp(sr, 0, 255);
sg = clamp(sg, 0, 255);
borderColor = Color.rgb(sr, sg, sb);
postInvalidate();
}
/**
* Calculate the color using the supplied angle.
*
* @param angle The selected color's position expressed as angle (in rad).
* @return The ARGB value of the color on the color wheel at the specified angle.
*/
private int calculateColor(float angle) {
float unit = (float) (angle / (2 * Math.PI));
if (unit < 0) {
unit += 1;
}
if (unit <= 0) {
mColor = COLORS[0];
return COLORS[0];
}
if (unit >= 1) {
mColor = COLORS[COLORS.length - 1];
return COLORS[COLORS.length - 1];
}
float p = unit * (COLORS.length - 1);
int i = (int) p;
p -= i;
int c0 = COLORS[i];
int c1 = COLORS[i + 1];
int a = ave(Color.alpha(c0), Color.alpha(c1), p);
int r = ave(Color.red(c0), Color.red(c1), p);
int g = ave(Color.green(c0), Color.green(c1), p);
int b = ave(Color.blue(c0), Color.blue(c1), p);
mColor = Color.argb(a, r, g, b);
return Color.argb(a, r, g, b);
}
@Override
protected void onDraw(Canvas canvas) {
int translatedHue = 255 - (int) (mCurrentHue * 255 / 360);
// Display all the colors of the hue bar with lines
for (int x = 0; x < 256; x++) {
// If this is not the current selected hue, display the actual color
if (translatedHue != x) {
mPaint.setColor(mHueBarColors[x]);
mPaint.setStrokeWidth(1);
} else // else display a slightly larger black line
{
mPaint.setColor(Color.BLACK);
mPaint.setStrokeWidth(3);
}
canvas.drawLine(x + 10, 0, x + 10, 40, mPaint);
}
// Display the main field colors using LinearGradient
for (int x = 0; x < 256; x++) {
int[] colors = new int[2];
colors[0] = mMainColors[x];
colors[1] = Color.BLACK;
Shader shader = new LinearGradient(0, 50, 0, 306, colors, null, Shader.TileMode.REPEAT);
mPaint.setShader(shader);
canvas.drawLine(x + 10, 50, x + 10, 306, mPaint);
}
mPaint.setShader(null);
// Display the circle around the currently selected color in the main field
if (mCurrentX != 0 && mCurrentY != 0) {
mPaint.setStyle(Paint.Style.STROKE);
mPaint.setColor(Color.BLACK);
canvas.drawCircle(mCurrentX, mCurrentY, 10, mPaint);
}
// Draw a 'button' with the currently selected color
mPaint.setStyle(Paint.Style.FILL);
mPaint.setColor(mCurrentColor);
canvas.drawRect(10, 316, 138, 356, mPaint);
// Set the text color according to the brightness of the color
if (Color.red(mCurrentColor) + Color.green(mCurrentColor) + Color.blue(mCurrentColor) < 384)
mPaint.setColor(Color.WHITE);
else mPaint.setColor(Color.BLACK);
// canvas.drawText(getResources().getString(R.string.settings_bg_color_confirm), 74, 340,
// mPaint);
// Draw a 'button' with the default color
mPaint.setStyle(Paint.Style.FILL);
mPaint.setColor(mDefaultColor);
canvas.drawRect(138, 316, 266, 356, mPaint);
// Set the text color according to the brightness of the color
if (Color.red(mDefaultColor) + Color.green(mDefaultColor) + Color.blue(mDefaultColor) < 384)
mPaint.setColor(Color.WHITE);
else mPaint.setColor(Color.BLACK);
// canvas.drawText(getResources().getString(R.string.settings_default_color_confirm), 202,
// 340, mPaint);
}
private static int blendColors(int color1, int color2, float factor) {
final float inverseFactor = 1f - factor;
float a = (Color.alpha(color1) * factor) + (Color.alpha(color2) * inverseFactor);
float r = (Color.red(color1) * factor) + (Color.red(color2) * inverseFactor);
float g = (Color.green(color1) * factor) + (Color.green(color2) * inverseFactor);
float b = (Color.blue(color1) * factor) + (Color.blue(color2) * inverseFactor);
return Color.argb((int) a, (int) r, (int) g, (int) b);
}
private int sqrtMix(int colorOne, int colorTwo) {
int result =
Color.rgb(
mixChannel(Color.red(colorOne), Color.red(colorTwo)),
mixChannel(Color.green(colorOne), Color.green(colorTwo)),
mixChannel(Color.blue(colorOne), Color.blue(colorTwo)));
return result;
}
protected int getGradientPartialColor(int minColor, int maxColor, float fraction) {
int alpha =
Math.round(fraction * Color.alpha(minColor) + (1 - fraction) * Color.alpha(maxColor));
int r = Math.round(fraction * Color.red(minColor) + (1 - fraction) * Color.red(maxColor));
int g = Math.round(fraction * Color.green(minColor) + (1 - fraction) * Color.green(maxColor));
int b = Math.round(fraction * Color.blue(minColor) + (1 - fraction) * Color.blue((maxColor)));
return Color.argb(alpha, r, g, b);
}
/** Return a {@link Color} that is (1-p) like {@code from} and p like {@code to}. */
public static int blend(int from, int to, float weigh) {
int a = (int) ((1 - weigh) * Color.alpha(from) + weigh * Color.alpha(to));
int r = (int) ((1 - weigh) * Color.red(from) + weigh * Color.red(to));
int g = (int) ((1 - weigh) * Color.green(from) + weigh * Color.green(to));
int b = (int) ((1 - weigh) * Color.blue(from) + weigh * Color.blue(to));
return Color.argb(a, r, g, b);
}
public static int getMiddleColor(int prevColor, int curColor, float factor) {
if (prevColor == curColor) return curColor;
if (factor == 0f) return prevColor;
else if (factor == 1f) return curColor;
int a = getMiddleValue(Color.alpha(prevColor), Color.alpha(curColor), factor);
int r = getMiddleValue(Color.red(prevColor), Color.red(curColor), factor);
int g = getMiddleValue(Color.green(prevColor), Color.green(curColor), factor);
int b = getMiddleValue(Color.blue(prevColor), Color.blue(curColor), factor);
return Color.argb(a, r, g, b);
}
/**
* @param from color value in the form 0xAARRGGBB.
* @param to color value in the form 0xAARRGGBB.
*/
public static int getGradientColor(int from, int to, float factor) {
int r =
calculateGradient(
Color.red(from), Color.red(to), factor); // It's so annoying without lambda.
int g = calculateGradient(Color.green(from), Color.green(to), factor);
int b = calculateGradient(Color.blue(from), Color.blue(to), factor);
int a = calculateGradient(Color.alpha(from), Color.alpha(to), factor);
return Color.argb(a, r, g, b);
}
@ColorInt
private static int blendColors(
@ColorInt int color1, @ColorInt int color2, @FloatRange(from = 0f, to = 1f) float ratio) {
final float inverseRatio = 1f - ratio;
float a = (Color.alpha(color1) * inverseRatio) + (Color.alpha(color2) * ratio);
float r = (Color.red(color1) * inverseRatio) + (Color.red(color2) * ratio);
float g = (Color.green(color1) * inverseRatio) + (Color.green(color2) * ratio);
float b = (Color.blue(color1) * inverseRatio) + (Color.blue(color2) * ratio);
return Color.argb((int) a, (int) r, (int) g, (int) b);
}
private static final double colorDistance(int color1, int color2) {
int redDistance = Color.red(color1) - Color.red(color2);
int greenDistance = Color.green(color1) - Color.green(color2);
int blueDistance = Color.blue(color1) - Color.blue(color2);
double distance =
Math.sqrt(
redDistance * redDistance
+ greenDistance * greenDistance
+ blueDistance * blueDistance);
return distance / 256.;
}
/** Composite two potentially translucent colors over each other and returns the result. */
public static int compositeColors(int foreground, int background) {
final float alpha1 = Color.alpha(foreground) / 255f;
final float alpha2 = Color.alpha(background) / 255f;
float a = (alpha1 + alpha2) * (1f - alpha1);
float r = (Color.red(foreground) * alpha1) + (Color.red(background) * alpha2 * (1f - alpha1));
float g =
(Color.green(foreground) * alpha1) + (Color.green(background) * alpha2 * (1f - alpha1));
float b = (Color.blue(foreground) * alpha1) + (Color.blue(background) * alpha2 * (1f - alpha1));
return Color.argb((int) a, (int) r, (int) g, (int) b);
}
public static Bitmap getChromakey(Context c) {
Bitmap chroma = BitmapFactory.decodeResource(c.getResources(), R.drawable.test_chromakey);
Bitmap bg = BitmapFactory.decodeResource(c.getResources(), R.drawable.landscape1);
Bitmap composite = Bitmap.createBitmap(bg.getWidth(), bg.getHeight(), Bitmap.Config.ARGB_8888);
Canvas canvas = new Canvas(composite);
Paint paint = new Paint(Paint.FILTER_BITMAP_FLAG);
// canvas.drawBitmap(bg, 0, 0, paint);
// Slow method: scan all input (layer) image pixels and corresponding background pixels.
// Calculate its "greenness" and translucency and recreate the pixels' values, plotting
// them over the background.
int bgPixel, lPixel;
float targetHue = 97f / 360f;
float tolerance = 0.1f;
int bgRed, bgGreen, bgBlue, lRed, lGreen, lBlue, oRed, oGreen, oBlue;
for (int w = 0; w < bg.getWidth(); w++)
for (int h = 0; h < bg.getHeight(); h++) {
// Background pixels.
bgPixel = bg.getPixel(w, h);
bgRed = Color.red(bgPixel); // Red level
bgGreen = Color.green(bgPixel); // Green level
bgBlue = Color.blue(bgPixel); // Blue level
// Layer pixels.
lPixel = chroma.getPixel(w, h);
lRed = Color.red(lPixel); // Red level
lGreen = Color.green(lPixel); // Green level
lBlue = Color.blue(lPixel); // Blue level
float[] lHSB = new float[3];
Color.RGBToHSV(lRed, lGreen, lBlue, lHSB);
// Calculate the translucency, based on the green value of the layer, using HSB coordinates.
// To make calculations easier, let's assume that the translucency is a value between 0
// (invisible) and 1 (opaque).
float deltaHue = Math.abs((lHSB[0] / 360) - targetHue);
float translucency = (deltaHue / tolerance);
translucency = Math.min(translucency, 1f);
// Recalculate the RGB coordinates of the layer and background pixels, using the
// translucency
// as a weight.
oRed = (int) (translucency * lRed + (1 - translucency) * bgRed);
oGreen = (int) (translucency * lGreen + (1 - translucency) * bgGreen);
oBlue = (int) (translucency * lBlue + (1 - translucency) * bgBlue);
// Set the pixel on the output image's raster.
// raster.setPixel(w+shiftX,h+shiftY,new int[]{oRed,oGreen,oBlue,255});
paint = new Paint();
paint.setColor(Color.rgb(oRed, oGreen, oBlue));
canvas.drawPoint(w, h, paint);
} // end for
return composite;
}
private int getInverseColor(int color) {
int red = Color.red(color);
int green = Color.green(color);
int blue = Color.blue(color);
int alpha = Color.alpha(color);
return Color.argb(alpha, 255 - red, 255 - green, 255 - blue);
}
public static Bitmap doColorFilter(Bitmap src, double red, double green, double blue) {
// image size
int width = src.getWidth();
int height = src.getHeight();
// create output bitmap
Bitmap bmOut = Bitmap.createBitmap(width, height, src.getConfig());
// color information
int A, R, G, B;
int pixel;
// scan through all pixels
for (int x = 0; x < width; ++x) {
for (int y = 0; y < height; ++y) {
// get pixel color
pixel = src.getPixel(x, y);
// apply filtering on each channel R, G, B
A = Color.alpha(pixel);
R = (int) (Color.red(pixel) * red);
G = (int) (Color.green(pixel) * green);
B = (int) (Color.blue(pixel) * blue);
// set new color pixel to output bitmap
bmOut.setPixel(x, y, Color.argb(A, R, G, B));
}
}
// return final image
return bmOut;
}
@Override
public synchronized void onDrawFrame(GL10 gl) {
mObserver.onDrawFrame();
if (mBackgroundColorChanged) {
gl.glClearColor(
Color.red(mBackgroundColor) / 255f,
Color.green(mBackgroundColor) / 255f,
Color.blue(mBackgroundColor) / 255f,
Color.alpha(mBackgroundColor) / 255f);
mBackgroundColorChanged = false;
}
gl.glClear(GL10.GL_COLOR_BUFFER_BIT); // | GL10.GL_DEPTH_BUFFER_BIT);
gl.glLoadIdentity();
if (USE_PERSPECTIVE_PROJECTION) {
gl.glTranslatef(0, 0, -6f);
}
for (int i = 0; i < mCurlMeshes.size(); ++i) {
mCurlMeshes.get(i).draw(gl);
}
}
private static JSONObject serializeColor(int color) throws JSONException {
JSONObject jColor = new JSONObject();
jColor.put("r", Color.red(color));
jColor.put("g", Color.green(color));
jColor.put("b", Color.blue(color));
return jColor;
}
/**
* Sets the background color of the scene.
*
* @param color Android color integer.
*/
public void setBackgroundColor(int color) {
setBackgroundColor(
Color.red(color) / 255f,
Color.green(color) / 255f,
Color.blue(color) / 255f,
Color.alpha(color) / 255f);
}
/**
* Get the white icon corresponding to a poiType.
*
* @param poiType the PoiType or null for notes.
* @return The white icon.
*/
public Drawable getIconWhite(PoiType poiType) {
Bitmap myBitmap =
BitmapFactory.decodeResource(
context.getResources(),
poiType == null ? R.drawable.open_book : getIconDrawableId(poiType));
myBitmap = myBitmap.copy(myBitmap.getConfig(), true);
int[] allpixels = new int[myBitmap.getHeight() * myBitmap.getWidth()];
myBitmap.getPixels(
allpixels, 0, myBitmap.getWidth(), 0, 0, myBitmap.getWidth(), myBitmap.getHeight());
for (int i = 0; i < myBitmap.getHeight() * myBitmap.getWidth(); i++) {
if (allpixels[i] != 0) {
int A = Color.alpha(allpixels[i]);
// inverting byte for each R/G/B channel
int R = 255 - Color.red(allpixels[i]);
int G = 255 - Color.green(allpixels[i]);
int B = 255 - Color.blue(allpixels[i]);
// set newly-inverted pixel to output image
allpixels[i] = Color.argb(A, R, G, B);
}
}
myBitmap.setPixels(
allpixels, 0, myBitmap.getWidth(), 0, 0, myBitmap.getWidth(), myBitmap.getHeight());
return new BitmapDrawable(context.getResources(), myBitmap);
}
private int rotateColor(int color, float rad) {
float deg = rad * 180 / 3.1415927f;
int r = Color.red(color);
int g = Color.green(color);
int b = Color.blue(color);
ColorMatrix cm = new ColorMatrix();
ColorMatrix tmp = new ColorMatrix();
cm.setRGB2YUV();
tmp.setRotate(0, deg);
cm.postConcat(tmp);
tmp.setYUV2RGB();
cm.postConcat(tmp);
final float[] a = cm.getArray();
int ir = floatToByte(a[0] * r + a[1] * g + a[2] * b);
int ig = floatToByte(a[5] * r + a[6] * g + a[7] * b);
int ib = floatToByte(a[10] * r + a[11] * g + a[12] * b);
return Color.argb(
Color.alpha(color), pinToByte(ir),
pinToByte(ig), pinToByte(ib));
}