Will apply the given typeface to all views that match the given array of id's in the provided Activity. - Android Graphics

Android examples for Graphics:Font

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Description

Will apply the given typeface to all views that match the given array of id's in the provided Activity.

Demo Code


import android.app.Activity;
import android.content.Context;
import android.graphics.Typeface;
import android.view.View;
import android.widget.Button;
import android.widget.TextView;

public class Main{
    /**/*from ww w . j av a2 s.  c o m*/
     * Directory in which the fonts for the application will be stored.
     */
    private static final String FONTS_DIR = "fonts/";
    /**
     * The actual {@link Typeface} objects.
     */
    private static Typeface verdana = null;
    /**
     * Will apply the given typface to all views that match the given array of id's in the provided Activity.
     * 
     * @param activity the current {@link Activity} in which to search for view IDs
     * @param typefaceName the {@link TypefaceName} to use for styling
     * @param viewIds the view ids to style
     */
    public static void applyTypeFaceToViewIds(Activity activity,
            TypefaceName typefaceName, int[] viewIds) {
        if (viewIds != null && viewIds.length > 0) {
            for (int viewId : viewIds) {
                View view = activity.findViewById(viewId);
                if (view != null) {
                    if (view instanceof TextView || view instanceof Button) {
                        ((TextView) view).setTypeface(getTypeface(activity,
                                typefaceName));
                    }
                }
            }
        }
    }
    /**
     * Will apply the given typface to all views that match the given array of id's in the provided root view.
     * 
     * @param context the current application {@link Context}
     * @param rootView the root {@link View} in which to search for other view IDs
     * @param typefaceName the {@link TypefaceName} to use for styling
     * @param viewIds the view ids to style
     */
    public static void applyTypeFaceToViewIds(Context context,
            View rootView, TypefaceName typefaceName, int[] viewIds) {
        if (viewIds != null && viewIds.length > 0) {
            for (int viewId : viewIds) {
                View view = rootView.findViewById(viewId);
                if (view != null) {
                    if (view instanceof TextView || view instanceof Button) {
                        ((TextView) view).setTypeface(getTypeface(context,
                                typefaceName));
                    }
                }
            }
        }
    }
    /**
     * Loads and returns the requested {@link Typeface} object given the {@link TypefaceName}.
     * 
     * @param context the current application {@link Context}
     * @param typefaceName the name of the {@link Typeface} to use passed as a {@link TypefaceName} enum value
     * @return a loaded {@link Typeface} object
     */
    public static Typeface getTypeface(Context context,
            TypefaceName typefaceName) {

        switch (typefaceName) {
        case VERDANA:
            if (verdana == null) {
                verdana = createTypeface(context,
                        TypefaceName.VERDANA.getTypefaceName());
            }
            return verdana;

        default:
            return Typeface.DEFAULT;
        }
    }
    /**
     * Lods the {@link Typeface} object into memory given the appropriate 
     * name from the {@link TypefaceName} enum value.
     * 
     * @param context the current application {@link Context}
     * @param typefaceName the {@link TypefaceName} enum value
     * @return a loaded {@link Typeface} object
     */
    private static Typeface createTypeface(Context context,
            String typefaceName) {
        return Typeface.createFromAsset(context.getAssets(), FONTS_DIR
                + typefaceName);
    }
}

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