feature: Fill.ToJSON (#1008)

js/docx/smoke/api_fill/to_json.js

@@ -0,0 +1,29 @@
+builder.CreateFile("docx");
+    let oDocument = Api.GetDocument();
+    let oParagraph = oDocument.GetElement(0);
+    let oGs1 = Api.CreateGradientStop(Api.CreateRGBColor(255, 111, 61), 0);
+    let oGs2 = Api.CreateGradientStop(Api.CreateRGBColor(255, 213, 191), 100000);
+    let oFill = Api.CreateRadialGradientFill([oGs1, oGs2]);
+    let jsonFill = oFill.ToJSON();
+        oParagraph.AddText(jsonFill);
+        GlobalVariable["JSON_Fill"] = jsonFill;
+builder.CloseFile();
+
+//////////////////////
+
+builder.CreateFile("docx");
+    let oDocument = Api.GetDocument();
+    let oParagraph = oDocument.GetElement(0);
+    let jsonFill = GlobalVariable["JSON_Fill"];
+    let oFill = Api.FromJSON(jsonFill);
+        oParagraph.AddText(jsonFill);
+        oDocument.Push(oParagraph);
+    let oParagraph2 = Api.CreateParagraph();
+    let oStroke = Api.CreateStroke(0, Api.CreateNoFill());
+    let oDrawing = Api.CreateShape("rect", 1908000, 1404000, oFill, oStroke);
+        oDrawing.Fill(oFill);
+    let jsonDrawing = oDrawing.ToJSON(false, true);
+        oParagraph2.AddText(jsonDrawing);
+        oDocument.Push(oParagraph2);
+builder.SaveFile("docx", "FillToJson.docx");
+builder.CloseFile();

spec/docx/smoke/api_fill_spec.rb

@@ -6,4 +6,17 @@
     docx = builder.build_and_parse('js/docx/smoke/api_fill/get_class_type.js')
     expect(docx.elements.first.nonempty_runs[1].text).to eq('Class Type = fill')
   end
+
+  it 'ApiFill | ToJSON method' do
+    docx = builder.build_and_parse('js/docx/smoke/api_fill/to_json.js')
+    json = JSON.parse(docx.elements[1].nonempty_runs.first.text)
+    fill = json['graphic']['spPr']['fill']['fill']['gsLst'][0]['color']['color']['rgba']
+    fill1 = json['graphic']['spPr']['fill']['fill']['gsLst'][1]['color']['color']['rgba']
+    expect(fill['red']).to eq(255)
+    expect(fill['green']).to eq(111)
+    expect(fill['blue']).to eq(61)
+    expect(fill1['red']).to eq(255)
+    expect(fill1['green']).to eq(213)
+    expect(fill1['blue']).to eq(191)
+  end
 end