Added Android code

[wl-app.git] / Android / folioreader / src / main / java / com / folioreader / util / UiUtil.java

diff --git a/Android/folioreader/src/main/java/com/folioreader/util/UiUtil.java b/Android/folioreader/src/main/java/com/folioreader/util/UiUtil.java
new file mode 100755 (executable)
index 0000000..7676ed6
--- /dev/null
+++ b/Android/folioreader/src/main/java/com/folioreader/util/UiUtil.java
@@ -0,0 +1,178 @@
+package com.folioreader.util;
+
+import android.app.Activity;
+import android.content.ClipData;
+import android.content.ClipboardManager;
+import android.content.Context;
+import android.content.Intent;
+import android.content.res.ColorStateList;
+import android.content.res.Resources;
+import android.content.res.TypedArray;
+import android.graphics.PorterDuff;
+import android.graphics.Typeface;
+import android.graphics.drawable.ColorDrawable;
+import android.graphics.drawable.Drawable;
+import android.graphics.drawable.GradientDrawable;
+import android.graphics.drawable.StateListDrawable;
+import android.support.v4.content.ContextCompat;
+import android.text.TextUtils;
+import android.util.AttributeSet;
+import android.util.DisplayMetrics;
+import android.util.Log;
+import android.util.StateSet;
+import android.view.View;
+import android.view.WindowManager;
+import android.widget.Button;
+import android.widget.TextView;
+
+import com.folioreader.R;
+import com.folioreader.view.UnderlinedTextView;
+
+import java.lang.ref.SoftReference;
+import java.util.Hashtable;
+
+/**
+ * Created by mahavir on 3/30/16.
+ */
+public class UiUtil {
+    public static void setCustomFont(View view, Context ctx, AttributeSet attrs,
+                                     int[] attributeSet, int fontId) {
+        TypedArray a = ctx.obtainStyledAttributes(attrs, attributeSet);
+        String customFont = a.getString(fontId);
+        setCustomFont(view, ctx, customFont);
+        a.recycle();
+    }
+
+    public static boolean setCustomFont(View view, Context ctx, String asset) {
+        if (TextUtils.isEmpty(asset))
+            return false;
+        Typeface tf = null;
+        try {
+            tf = getFont(ctx, asset);
+            if (view instanceof TextView) {
+                ((TextView) view).setTypeface(tf);
+            } else {
+                ((Button) view).setTypeface(tf);
+            }
+        } catch (Exception e) {
+            Log.e("AppUtil", "Could not get typface  " + asset);
+            return false;
+        }
+
+        return true;
+    }
+
+    private static final Hashtable<String, SoftReference<Typeface>> fontCache = new Hashtable<String, SoftReference<Typeface>>();
+
+    public static Typeface getFont(Context c, String name) {
+        synchronized (fontCache) {
+            if (fontCache.get(name) != null) {
+                SoftReference<Typeface> ref = fontCache.get(name);
+                if (ref.get() != null) {
+                    return ref.get();
+                }
+            }
+
+            Typeface typeface = Typeface.createFromAsset(c.getAssets(), name);
+            fontCache.put(name, new SoftReference<Typeface>(typeface));
+
+            return typeface;
+        }
+    }
+
+    public static ColorStateList getColorList(Context context, int selectedColor, int unselectedColor) {
+        int[][] states = new int[][]{
+                new int[]{android.R.attr.state_selected},
+                new int[]{}
+        };
+        int[] colors = new int[]{
+                ContextCompat.getColor(context, selectedColor),
+                ContextCompat.getColor(context, unselectedColor)
+        };
+        ColorStateList list = new ColorStateList(states, colors);
+        return list;
+    }
+
+    public static void keepScreenAwake(boolean enable, Context context) {
+        if (enable) {
+            ((Activity) context)
+                    .getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
+        } else {
+            ((Activity) context)
+                    .getWindow().clearFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
+        }
+    }
+
+    public static void setBackColorToTextView(UnderlinedTextView textView, String type) {
+        Context context = textView.getContext();
+        if (type.equals("yellow")) {
+            setUnderLineColor(textView, context, R.color.yellow, R.color.yellow);
+        } else if (type.equals("green")) {
+            setUnderLineColor(textView, context, R.color.green, R.color.green);
+        } else if (type.equals("blue")) {
+            setUnderLineColor(textView, context, R.color.blue, R.color.blue);
+        } else if (type.equals("pink")) {
+            setUnderLineColor(textView, context, R.color.pink, R.color.pink);
+        } else if (type.equals("underline")) {
+            setUnderLineColor(textView, context, android.R.color.transparent, android.R.color.holo_red_dark);
+            textView.setUnderlineWidth(2.0f);
+        }
+    }
+
+
+    private static void setUnderLineColor(UnderlinedTextView underlinedTextView, Context context, int background,int underlinecolor) {
+        underlinedTextView.setBackgroundColor(ContextCompat.getColor(context,
+                background));
+        underlinedTextView.setUnderLineColor(ContextCompat.getColor(context,
+                underlinecolor));
+    }
+
+    public static float convertDpToPixel(float dp, Context context) {
+        Resources resources = context.getResources();
+        DisplayMetrics metrics = resources.getDisplayMetrics();
+        float px = dp * ((float) metrics.densityDpi / DisplayMetrics.DENSITY_DEFAULT);
+        return px;
+    }
+
+    public static void copyToClipboard(Context context, String text) {
+        ClipboardManager clipboard =
+                (ClipboardManager) context.getSystemService(Context.CLIPBOARD_SERVICE);
+        ClipData clip = ClipData.newPlainText("copy", text);
+        clipboard.setPrimaryClip(clip);
+    }
+
+    public static void share(Context context, String text) {
+        Intent sendIntent = new Intent();
+        sendIntent.setAction(Intent.ACTION_SEND);
+        sendIntent.putExtra(Intent.EXTRA_TEXT, text);
+        sendIntent.setType("text/plain");
+        context.startActivity(Intent.createChooser(sendIntent,
+                context.getResources().getText(R.string.send_to)));
+    }
+
+
+    public static void setColorToImage(Context context, int color, Drawable drawable) {
+        drawable.setColorFilter(ContextCompat.getColor(context, color), PorterDuff.Mode.SRC_ATOP);
+    }
+
+
+    public static StateListDrawable convertColorIntoStateDrawable(Context context, int colorSelected, int colorNormal) {
+        StateListDrawable stateListDrawable = new StateListDrawable();
+        stateListDrawable.addState(new int[]{android.R.attr.state_selected}, new ColorDrawable(ContextCompat.getColor(context, colorSelected)));
+        stateListDrawable.addState(StateSet.WILD_CARD, new ColorDrawable(ContextCompat.getColor(context, colorNormal)));
+        return stateListDrawable;
+    }
+
+    public static GradientDrawable getShapeDrawable(Context context, int color) {
+        GradientDrawable gradientDrawable = new GradientDrawable();
+        gradientDrawable.setShape(GradientDrawable.RECTANGLE);
+        gradientDrawable.setStroke(pxToDp(2), ContextCompat.getColor(context, color));
+        gradientDrawable.setColor(ContextCompat.getColor(context, color));
+        gradientDrawable.setCornerRadius(pxToDp(3));
+        return gradientDrawable;
+    }
+
+    public static int pxToDp(int px) {
+        return (int) (px / Resources.getSystem().getDisplayMetrics().density);
+    }
+}