/*
* Calendula - An assistant for personal medication management.
* Copyright (C) 2016 CITIUS - USC
*
* Calendula is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this software. If not, see <http://www.gnu.org/licenses/>.
*/
package es.usc.citius.servando.calendula.util;
import android.app.Activity;
import android.content.Context;
import android.content.res.Resources;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Matrix;
import android.graphics.PointF;
import android.graphics.RectF;
import android.graphics.drawable.BitmapDrawable;
import android.graphics.drawable.Drawable;
import android.os.Build;
import android.support.v7.graphics.Palette;
import android.util.DisplayMetrics;
import android.util.Log;
import android.util.TypedValue;
import android.view.Display;
import android.view.View;
import android.view.Window;
import android.view.WindowManager;
import com.mikepenz.materialize.Materialize;
import com.mikepenz.materialize.MaterializeBuilder;
import java.io.IOException;
import java.io.InputStream;
import es.usc.citius.servando.calendula.R;
/**
* Created by joseangel.pineiro on 11/20/13.
*/
public class ScreenUtils {
private static Palette p;
public static PointF getDpSize(Activity activity) {
PointF p = new PointF();
Display display = activity.getWindowManager().getDefaultDisplay();
DisplayMetrics outMetrics = new DisplayMetrics();
display.getMetrics(outMetrics);
p.set(outMetrics.widthPixels / outMetrics.density, outMetrics.heightPixels / outMetrics.density);
return p;
}
public static float getDensity(Activity activity) {
Display display = activity.getWindowManager().getDefaultDisplay();
DisplayMetrics outMetrics = new DisplayMetrics();
display.getMetrics(outMetrics);
return outMetrics.density;
}
public static int alpha(int color, int alpha) {
return Color.argb(alpha, Color.red(color), Color.blue(color), Color.green(color));
}
public static Bitmap drawableToBitmap(Drawable drawable) {
if (drawable instanceof BitmapDrawable) {
return ((BitmapDrawable) drawable).getBitmap();
}
Bitmap bitmap = Bitmap.createBitmap(drawable.getIntrinsicWidth(), drawable.getIntrinsicHeight(), Bitmap.Config.ARGB_8888);
Canvas canvas = new Canvas(bitmap);
drawable.setBounds(0, 0, canvas.getWidth(), canvas.getHeight());
drawable.draw(canvas);
return bitmap;
}
public static Bitmap getResizedBitmap(Context ctx, String pathOfInputImage, int dstWidth, int dstHeight) {
try {
int inWidth = 0;
int inHeight = 0;
InputStream in = ctx.getAssets().open(pathOfInputImage);
// decode image size (decode metadata only, not the whole image)
BitmapFactory.Options options = new BitmapFactory.Options();
options.inJustDecodeBounds = true;
BitmapFactory.decodeStream(in, null, options);
in.close();
in = null;
// save width and height
inWidth = options.outWidth;
inHeight = options.outHeight;
// decode full image pre-resized
in = ctx.getAssets().open(pathOfInputImage);
options = new BitmapFactory.Options();
// calc rought re-size (this is no exact resize)
options.inSampleSize = Math.max(inWidth / dstWidth, inHeight / dstHeight);
// decode full image
Bitmap roughBitmap = BitmapFactory.decodeStream(in, null, options);
// calc exact destination size
Matrix m = new Matrix();
RectF inRect = new RectF(0, 0, roughBitmap.getWidth(), roughBitmap.getHeight());
RectF outRect = new RectF(0, 0, dstWidth, dstHeight);
m.setRectToRect(inRect, outRect, Matrix.ScaleToFit.CENTER);
float[] values = new float[9];
m.getValues(values);
// resize bitmap
return Bitmap.createScaledBitmap(roughBitmap, (int) (roughBitmap.getWidth() * values[0]), (int) (roughBitmap.getHeight() * values[4]), true);
} catch (IOException e) {
Log.e("Image", e.getMessage(), e);
}
return null;
}
public static int equivalentNoAlpha(int color, float factor) {
int white = 255;
int red = Color.red(color);
int green = Color.green(color);
int blue = Color.blue(color);
int r = (int) (white + (red - white) * factor);
int g = (int) (white + (green - white) * factor);
int b = (int) (white + (blue - white) * factor);
return Color.rgb(r, g, b);
}
public static int equivalentNoAlpha(int color, int background, float factor) {
int r_background = Color.red(background);
int g_background = Color.green(background);
int b_background = Color.blue(background);
int red = Color.red(color);
int green = Color.green(color);
int blue = Color.blue(color);
int r = (int) (r_background + (red - r_background) * factor);
int g = (int) (g_background + (green - g_background) * factor);
int b = (int) (b_background + (blue - b_background) * factor);
return Color.rgb(r, g, b);
}
public static void setStatusBarColor(Activity activity, int color) {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
Window window = activity.getWindow();
window.setStatusBarColor(color);
window.getDecorView().setSystemUiVisibility(View.SYSTEM_UI_FLAG_LAYOUT_STABLE | View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN);
setWindowFlag(activity, WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS, false);
}
}
public static void setWindowFlag(Activity activity, final int bits, boolean on) {
Window win = activity.getWindow();
WindowManager.LayoutParams winParams = win.getAttributes();
if (on) {
winParams.flags |= bits;
} else {
winParams.flags &= ~bits;
}
win.setAttributes(winParams);
}
public static Materialize materialize(Activity activity) {
return materialize(activity, R.color.android_blue_statusbar);
}
public static Materialize materialize(Activity activity, int colorRes) {
return new MaterializeBuilder()
.withActivity(activity)
.withTintedStatusBar(true)
.withTranslucentStatusBar(true)
.withStatusBarColorRes(colorRes)
.build();
}
public static Materialize materializeForColor(Activity activity, int color) {
return new MaterializeBuilder()
.withActivity(activity)
.withTintedStatusBar(true)
.withTranslucentStatusBar(true)
.withStatusBarColor(color)
.build();
}
public static int getStatusBarHeight(Context ctx) {
return ctx.getResources().getDimensionPixelSize(R.dimen.status_bar_height);
}
public static int dpToPx(Resources r, float dp){
return (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, dp, r.getDisplayMetrics());
}
}