Save the whole group of grid/bg/pixel grid settings when these elements are displayed in the Editor

https://community.aseprite.org/t/3303/10

data/pref.xml

@@ -394,19 +394,19 @@
       <option id="x_axis" type="double" default="0" />
       <option id="y_axis" type="double" default="0" />
     </section>
-    <section id="grid">
+    <section id="grid" canforce="true">
       <option id="snap" type="bool" default="false" />
       <option id="bounds" type="gfx::Rect" default="doc::Sprite::DefaultGridBounds()" />
       <option id="color" type="app::Color" default="app::Color::fromRgb(0, 0, 255)" />
       <option id="opacity" type="int" default="160" />
       <option id="auto_opacity" type="bool" default="true" />
     </section>
-    <section id="pixel_grid">
+    <section id="pixel_grid" canforce="true">
       <option id="color" type="app::Color" default="app::Color::fromRgb(200, 200, 200)" />
       <option id="opacity" type="int" default="160" />
       <option id="auto_opacity" type="bool" default="true" />
     </section>
-    <section id="bg">
+    <section id="bg" canforce="true">
       <option id="type" type="BgType" default="BgType::CHECKED_16x16" />
       <option id="size" type="gfx::Size" default="gfx::Size(16, 16)" />
       <option id="zoom" type="bool" default="true" />

src/app/ui/editor/editor.cpp

@@ -654,6 +654,11 @@ void Editor::drawOneSpriteUnclippedRect(ui::Graphics* g, const gfx::Rect& sprite
       rendered.get(), m_sprite, m_frame, gfx::Clip(0, 0, rc2));
 
     m_renderEngine->removeExtraImage();
+
+    // If the checked background is visible in this sprite, we save
+    // all settings of the background for this document.
+    if (!m_sprite->isOpaque())
+      m_docPref.bg.forceSection();
   }
   catch (const std::exception& e) {
     Console::showException(e);
@@ -724,7 +729,11 @@ void Editor::drawOneSpriteUnclippedRect(ui::Graphics* g, const gfx::Rect& sprite
 
         drawGrid(g, enclosingRect, Rect(0, 0, 1, 1),
                  m_docPref.pixelGrid.color(), alpha);
+
+        // Save all pixel grid settings that are unset
+        m_docPref.pixelGrid.forceSection();
       }
+      m_docPref.show.pixelGrid.forceDirtyFlag();
 
       // Draw the grid
       if (m_docPref.show.grid()) {
@@ -745,7 +754,11 @@ void Editor::drawOneSpriteUnclippedRect(ui::Graphics* g, const gfx::Rect& sprite
                      m_docPref.grid.color(), alpha);
           }
         }
+
+        // Save all grid settings that are unset
+        m_docPref.grid.forceSection();
       }
+      m_docPref.show.grid.forceDirtyFlag();
     }
   }
 }

src/gen/LICENSE.txt

@@ -1,4 +1,5 @@
-Copyright (c) 2014 David Capello
+Copyright (C) 2019  Igara Studio S.A.
+Copyright (C) 2014-2018  David Capello
 
 Permission is hereby granted, free of charge, to any person obtaining
 a copy of this software and associated documentation files (the

src/gen/README.md

@@ -1,5 +1,4 @@
 # Aseprite Code Generator
-*Copyright (C) 2014 David Capello*
 
 > Distributed under [MIT license](LICENSE.txt)
 

src/gen/common.h

@@ -1,5 +1,5 @@
 // Aseprite Code Generator
-// Copyright (c) 2014, 2015 David Capello
+// Copyright (C) 2014-2015  David Capello
 //
 // This file is released under the terms of the MIT license.
 // Read LICENSE.txt for more information.

src/gen/pref_types.cpp

@@ -1,5 +1,6 @@
 // Aseprite Code Generator
-// Copyright (c) 2014-2018 David Capello
+// Copyright (C) 2019  Igara Studio S.A.
+// Copyright (C) 2014-2018  David Capello
 //
 // This file is released under the terms of the MIT license.
 // Read LICENSE.txt for more information.
@@ -27,6 +28,9 @@ static void print_pref_class_def(TiXmlElement* elem, const std::string& classNam
     << indent << "public:\n"
     << indent << "  " << className << "(const std::string& name);\n";
 
+  if (elem->Attribute("canforce"))
+    std::cout << indent << "  void forceSection();\n";
+
   std::cout
     << indent << "  void load();\n"
     << indent << "  void save();\n"
@@ -102,6 +106,31 @@ static void print_pref_class_impl(TiXmlElement* elem, const std::string& prefix,
     << "{\n"
     << "}\n";
 
+  // Section::forceSection()
+  if (elem->Attribute("canforce")) {
+    std::cout
+      << "\n"
+      << "void " << prefix << className << "::forceSection()\n"
+      << "{\n";
+
+    child = (elem->FirstChild() ? elem->FirstChild()->ToElement(): nullptr);
+    while (child) {
+      if (child->Value()) {
+        std::string name = child->Value();
+        const char* childId = child->Attribute("id");
+
+        if (name == "option") {
+          std::string memberName = convert_xmlid_to_cppid(childId, false);
+          std::cout << "  " << memberName << ".forceDirtyFlag();\n";
+        }
+      }
+      child = child->NextSiblingElement();
+    }
+
+    std::cout
+      << "}\n";
+  }
+
   // Section::load()
 
   std::cout