From bb966df085222b791277ef997217ff1bc64c9c7e Mon Sep 17 00:00:00 2001
From: Essem <smswessem@gmail.com>
Date: Wed, 22 Jun 2022 21:55:09 -0500
Subject: [PATCH] Add flag to flip speech bubble

---
 commands/image-editing/speechbubble.js | 7 ++++++-
 natives/watermark.cc                   | 6 ++++++
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/commands/image-editing/speechbubble.js b/commands/image-editing/speechbubble.js
index b9a3c5b..3bcdaf5 100644
--- a/commands/image-editing/speechbubble.js
+++ b/commands/image-editing/speechbubble.js
@@ -7,7 +7,8 @@ class SpeechBubbleCommand extends ImageCommand {
       gravity: "north",
       resize: true,
       yscale: 0.2,
-      alpha: this.specialArgs.alpha
+      alpha: this.specialArgs.alpha,
+      flip: this.specialArgs.flip
     };
   }
 
@@ -17,6 +18,10 @@ class SpeechBubbleCommand extends ImageCommand {
       name: "alpha",
       description: "Make the top of the speech bubble transparent",
       type: 5
+    }, {
+      name: "flip",
+      description: "Flips the speech bubble",
+      type: 5
     });
     return this;
   }
diff --git a/natives/watermark.cc b/natives/watermark.cc
index 7431d67..b2cdec0 100644
--- a/natives/watermark.cc
+++ b/natives/watermark.cc
@@ -24,6 +24,8 @@ Napi::Value Watermark(const Napi::CallbackInfo &info) {
                       : false;
     bool alpha =
         obj.Has("alpha") ? obj.Get("alpha").As<Napi::Boolean>().Value() : false;
+    bool flip =
+        obj.Has("flip") ? obj.Get("flip").As<Napi::Boolean>().Value() : false;
     bool mc = obj.Has("mc") ? obj.Get("mc").As<Napi::Boolean>().Value() : false;
     string basePath = obj.Get("basePath").As<Napi::String>().Utf8Value();
     string type = obj.Get("type").As<Napi::String>().Utf8Value();
@@ -43,6 +45,10 @@ Napi::Value Watermark(const Napi::CallbackInfo &info) {
     int pageHeight = vips_image_get_page_height(in.get_image());
     int nPages = vips_image_get_n_pages(in.get_image());
 
+    if (flip) {
+      watermark = watermark.flip(VIPS_DIRECTION_HORIZONTAL);
+    }
+
     if (resize && append) {
       watermark = watermark.resize((double)width / (double)watermark.width());
     } else if (resize && yscale) {