Limit image width to screen width

app/src/main/java/eu/faircode/email/AdapterMessage.java

@@ -1760,7 +1760,18 @@ public class AdapterMessage extends RecyclerView.Adapter<AdapterMessage.ViewHold
                 Spanned spanned = HtmlHelper.fromHtml(html, new Html.ImageGetter() {
                     @Override
                     public Drawable getDrawable(String source) {
-                        return HtmlHelper.decodeImage(source, message.id, show_images, tvBody);
+                        Drawable image = HtmlHelper.decodeImage(source, message.id, show_images, tvBody);
+
+                        float width = context.getResources().getDisplayMetrics().widthPixels -
+                                Helper.dp2pixels(context, 12); // margins
+                        if (image.getIntrinsicWidth() > width) {
+                            float scale = width / image.getIntrinsicWidth();
+                            image.setBounds(0, 0,
+                                    Math.round(image.getIntrinsicWidth() * scale),
+                                    Math.round(image.getIntrinsicHeight() * scale));
+                        }
+
+                        return image;
                     }
                 }, null);
 

app/src/main/java/eu/faircode/email/FragmentCompose.java

@@ -2760,7 +2760,18 @@ public class FragmentCompose extends FragmentBase {
                             new Html.ImageGetter() {
                                 @Override
                                 public Drawable getDrawable(String source) {
-                                    return HtmlHelper.decodeImage(source, id, show_images, tvReference);
+                                    Drawable image = HtmlHelper.decodeImage(source, id, show_images, tvReference);
+
+                                    float width = context.getResources().getDisplayMetrics().widthPixels -
+                                            Helper.dp2pixels(context, 12); // margins;
+                                    if (image.getIntrinsicWidth() > width) {
+                                        float scale = width / image.getIntrinsicWidth();
+                                        image.setBounds(0, 0,
+                                                Math.round(image.getIntrinsicWidth() * scale),
+                                                Math.round(image.getIntrinsicHeight() * scale));
+                                    }
+
+                                    return image;
                                 }
                             },
                             null);