get/set clipboard, color hex value

src/canvas.cpp

@@ -1510,6 +1510,7 @@ void Canvas::FloodData::apply()
         glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, rtt.getWidth(), rtt.getHeight(),
             GL_RGBA, GL_UNSIGNED_BYTE, rgb[plane].get());
         rtt.unbindTexture();
+        layer->m_dirty_face[plane] = true;
     }
 }