Preserve QPowerPoint font families

src/io/powerPointOffice.test.ts

@@ -263,8 +263,10 @@ describe("powerPointOffice helpers", () => {
       subtitle: "Подзаголовок",
       titleColor: "C2410C",
       titleFontSize: 34,
+      titleFontFamily: "Courier New",
       subtitleColor: "0F766E",
-      subtitleFontSize: 22
+      subtitleFontSize: 22,
+      subtitleFontFamily: "Times New Roman"
     });
 
     const exportedBlob = await exportPptxBlob({
@@ -278,8 +280,10 @@ describe("powerPointOffice helpers", () => {
           theme: "classic",
           titleColor: "C2410C",
           titleFontSize: 34,
+          titleFontFamily: "Courier New",
           subtitleColor: "0F766E",
-          subtitleFontSize: 22
+          subtitleFontSize: 22,
+          subtitleFontFamily: "Times New Roman"
         }
       ]
     });
@@ -290,6 +294,8 @@ describe("powerPointOffice helpers", () => {
     expect(exportedSlideXml).toContain("0F766E");
     expect(exportedSlideXml).toContain('sz="3400"');
     expect(exportedSlideXml).toContain('sz="2200"');
+    expect(exportedSlideXml).toContain('typeface="Courier New"');
+    expect(exportedSlideXml).toContain('typeface="Times New Roman"');
   });
 
   it("нормализует пробелы в импортированном тексте", () => {
@@ -308,7 +314,7 @@ function slideXmlWithBackground(title: string, color: string) {
 }
 
 function slideXmlWithTextStyles(title: string, subtitle: string) {
-  return `<p:sld xmlns:p="http://schemas.openxmlformats.org/presentationml/2006/main" xmlns:a="http://schemas.openxmlformats.org/drawingml/2006/main"><p:cSld><p:spTree><p:sp><p:txBody><a:p><a:r><a:rPr sz="3400"><a:solidFill><a:srgbClr val="C2410C"/></a:solidFill></a:rPr><a:t>${title}</a:t></a:r></a:p></p:txBody></p:sp><p:sp><p:txBody><a:p><a:r><a:rPr sz="2200"><a:solidFill><a:srgbClr val="0F766E"/></a:solidFill></a:rPr><a:t>${subtitle}</a:t></a:r></a:p></p:txBody></p:sp></p:spTree></p:cSld></p:sld>`;
+  return `<p:sld xmlns:p="http://schemas.openxmlformats.org/presentationml/2006/main" xmlns:a="http://schemas.openxmlformats.org/drawingml/2006/main"><p:cSld><p:spTree><p:sp><p:txBody><a:p><a:r><a:rPr sz="3400"><a:solidFill><a:srgbClr val="C2410C"/></a:solidFill><a:latin typeface="Courier New"/></a:rPr><a:t>${title}</a:t></a:r></a:p></p:txBody></p:sp><p:sp><p:txBody><a:p><a:r><a:rPr sz="2200"><a:solidFill><a:srgbClr val="0F766E"/></a:solidFill><a:latin typeface="Times New Roman"/></a:rPr><a:t>${subtitle}</a:t></a:r></a:p></p:txBody></p:sp></p:spTree></p:cSld></p:sld>`;
 }
 
 function slideXmlWithPicture(title: string) {