Make SpriteRegionEditor remember state beatwhen setions (fixes #3245)

tools/editor/plugins/sprite_region_editor_plugin.cpp

@@ -411,6 +411,7 @@ SpriteRegionEditor::SpriteRegionEditor(EditorNode* p_editor)
 	snap_step=Vector2(10,10);
 	use_snap=false;
 	snap_show_grid=false;
+	drag=false;
 
 	add_child( memnew( VSeparator ));
 	edit_node = memnew( ToolButton );
@@ -449,7 +450,7 @@ SpriteRegionEditor::SpriteRegionEditor(EditorNode* p_editor)
 	hb_tools->add_child( memnew( VSeparator ));
 	hb_tools->add_child( memnew( Label("Grid Offset:") ) );
 
-	SpinBox *sb_off_x = memnew( SpinBox );
+	sb_off_x = memnew( SpinBox );
 	sb_off_x->set_min(-256);
 	sb_off_x->set_max(256);
 	sb_off_x->set_step(1);
@@ -458,7 +459,7 @@ SpriteRegionEditor::SpriteRegionEditor(EditorNode* p_editor)
 	sb_off_x->connect("value_changed", this, "_set_snap_off_x");
 	hb_tools->add_child(sb_off_x);
 
-	SpinBox *sb_off_y = memnew( SpinBox );
+	sb_off_y = memnew( SpinBox );
 	sb_off_y->set_min(-256);
 	sb_off_y->set_max(256);
 	sb_off_y->set_step(1);
@@ -470,7 +471,7 @@ SpriteRegionEditor::SpriteRegionEditor(EditorNode* p_editor)
 	hb_tools->add_child( memnew( VSeparator ));
 	hb_tools->add_child( memnew( Label("Grid Step:") ) );
 
-	SpinBox *sb_step_x = memnew( SpinBox );
+	sb_step_x = memnew( SpinBox );
 	sb_step_x->set_min(-256);
 	sb_step_x->set_max(256);
 	sb_step_x->set_step(1);
@@ -479,7 +480,7 @@ SpriteRegionEditor::SpriteRegionEditor(EditorNode* p_editor)
 	sb_step_x->connect("value_changed", this, "_set_snap_step_x");
 	hb_tools->add_child(sb_step_x);
 
-	SpinBox *sb_step_y = memnew( SpinBox );
+	sb_step_y = memnew( SpinBox );
 	sb_step_y->set_min(-256);
 	sb_step_y->set_max(256);
 	sb_step_y->set_step(1);
@@ -488,8 +489,6 @@ SpriteRegionEditor::SpriteRegionEditor(EditorNode* p_editor)
 	sb_step_y->connect("value_changed", this, "_set_snap_step_y");
 	hb_tools->add_child(sb_step_y);
 
-//	MARIANOGNU::TODO: Add more tools?
-
 	HBoxContainer *main_hb = memnew( HBoxContainer );
 	main_vb->add_child(main_hb);
 	edit_draw = memnew( Control );
@@ -554,6 +553,50 @@ void SpriteRegionEditorPlugin::make_visible(bool p_visible)
 	}
 }
 
+
+Dictionary SpriteRegionEditorPlugin::get_state() const {
+
+	Dictionary state;
+	state["zoom"]=region_editor->zoom->get_val();
+	state["snap_offset"]=region_editor->snap_offset;
+	state["snap_step"]=region_editor->snap_step;
+	state["use_snap"]=region_editor->use_snap;
+	state["snap_show_grid"]=region_editor->snap_show_grid;
+	return state;
+}
+
+void SpriteRegionEditorPlugin::set_state(const Dictionary& p_state){
+
+	Dictionary state=p_state;
+	if (state.has("zoom")) {
+		region_editor->zoom->set_val(p_state["zoom"]);
+	}
+
+	if (state.has("snap_step")) {
+		Vector2 s = state["snap_step"];
+		region_editor->sb_step_x->set_val(s.x);
+		region_editor->sb_step_y->set_val(s.y);
+		region_editor->snap_step = s;
+	}
+
+	if (state.has("snap_offset")) {
+		Vector2 ofs = state["snap_offset"];
+		region_editor->sb_off_x->set_val(ofs.x);
+		region_editor->sb_off_y->set_val(ofs.y);
+		region_editor->snap_offset = ofs;
+	}
+
+	if (state.has("use_snap")) {
+		region_editor->use_snap=state["use_snap"];
+		region_editor->b_snap_enable->set_pressed(state["use_snap"]);
+	}
+
+	if (state.has("snap_show_grid")) {
+		region_editor->snap_show_grid=state["snap_show_grid"];
+		region_editor->b_snap_grid->set_pressed(state["snap_show_grid"]);
+	}
+}
+
 SpriteRegionEditorPlugin::SpriteRegionEditorPlugin(EditorNode *p_node)
 {
 	editor = p_node;

tools/editor/plugins/sprite_region_editor_plugin.h

@@ -41,6 +41,8 @@ class SpriteRegionEditor : public HBoxContainer {
 
 	OBJ_TYPE(SpriteRegionEditor, HBoxContainer );
 
+	friend class SpriteRegionEditorPlugin;
+
 	ToolButton *edit_node;
 //	Button *use_region;
 	ToolButton *b_snap_enable;
@@ -48,6 +50,10 @@ class SpriteRegionEditor : public HBoxContainer {
 	TextureFrame *icon_zoom;
 	HSlider *zoom;
 	SpinBox *zoom_value;
+	SpinBox *sb_step_y;
+	SpinBox *sb_step_x;
+	SpinBox *sb_off_y;
+	SpinBox *sb_off_x;
 	Control *edit_draw;
 
 	VScrollBar *vscroll;
@@ -113,11 +119,13 @@ class SpriteRegionEditorPlugin : public EditorPlugin
 	EditorNode *editor;
 public:
 
-	virtual String get_name() const { return "Sprite"; }
+	virtual String get_name() const { return "SpriteRegion"; }
 	bool has_main_screen() const { return false; }
 	virtual void edit(Object *p_node);
 	virtual bool handles(Object *p_node) const;
 	virtual void make_visible(bool p_visible);
+	void set_state(const Dictionary &p_state);
+	Dictionary get_state() const;
 
 	SpriteRegionEditorPlugin(EditorNode *p_node);
 };