allprojects {
    repositories {
        ...
        maven { url "https://jitpack.io" }
    }
}

dependencies {
    compile 'com.github.xymelon:richtext:1.0.11'
}

TextView textView = (TextView) findViewById(R.id.textView);

String tagString = "The <a href='https://en.wikipedia.org/wiki/Rich_Text_Format'>Rich Text Format</a> " +
        "is a <c>proprietary</c> <f>document</f> file format with published <bi>specification</bi> " +
        "developed by <t>Microsoft Corporation</t> from 1987 until 2008 for <s>cross-platform</s> document interchange " +
        "with Microsoft products. <img src='ic_vip' />";

final int foregroundTextColor = ContextCompat.getColor(this, R.color.T1);
final int linkTextColor = ContextCompat.getColor(this, R.color.colorPrimary);
final int normalTextColor = ContextCompat.getColor(this, R.color.R1);
final int pressedTextColor = ContextCompat.getColor(this, R.color.W1);
final int pressedBackgroundColor = ContextCompat.getColor(this, R.color.B1);
final Typeface georgiaTypeface = Typeface.createFromAsset(getAssets(), "fonts/Georgia Italic.ttf");

RichText richText = new RichText.Builder()
        .addBlockTypeSpan(new ClickSpan(
                normalTextColor,
                pressedTextColor,
                pressedBackgroundColor,
                new ClickSpan.OnClickListener() {
                    @Override
                    public void onClick(TextView textView, CharSequence text, float rawX, float rawY) {
                        Toast.makeText(MainActivity.this, text, Toast.LENGTH_SHORT).show();
                    }
                }), "c")
        .addBlockTypeSpan(new IStyleSpan() {
            @Override
            public CharacterStyle getStyleSpan() {
                return new ForegroundColorSpan(foregroundTextColor);
            }
        }, "f", "t")
        .addBlockTypeSpan(new IStyleSpan() {
            @Override
            public CharacterStyle getStyleSpan() {
                return new StyleSpan(Typeface.BOLD_ITALIC);
            }
        }, "bi")
        .addBlockTypeSpan(new IStyleSpan() {
            @Override
            public CharacterStyle getStyleSpan() {
                return new TextAppearanceSpan(MainActivity.this, R.style.TextSize);
            }
        }, "s")
        .addBlockTypeSpan(new FontTypefaceSpan(georgiaTypeface), "t")
        .addLinkTypeSpan(new LinkClickSpan(
                linkTextColor,
                pressedTextColor,
                pressedBackgroundColor,
                new LinkClickSpan.OnLinkClickListener() {
                    @Override
                    public void onClick(TextView textView, String url) {
                        Toast.makeText(MainActivity.this, url, Toast.LENGTH_SHORT).show();
                    }
                })
        )
        .addImageSpan(new ImageSpanGetter() {
            @Override
            public ImageSpan getImageSpan(String src) {
                final Drawable drawable = getDrawable(textView.getContext(), src);
                drawable.setBounds(0, 0, drawable.getIntrinsicWidth(), drawable.getIntrinsicHeight());
                return new CenteredImageSpan(drawable);
            }
        })
        .build();
//notice: if set click span, you must invoke this method.
richText.with(textView);
textView.setText(richText.parse(tagString));