Set font type and size

1. Select the shape by name you want to modify. See here to find shape names.

2. Specify the text need amending under text_run. Text within one textbox can be split into multiple chunks.

3. Add font setting font_type or font size setting font_size for selected text under text_properties.

4. Insert new_line as boolean before another text_run.

Before and after:

Template Presentation

35KB

slides_as_template_text_font_size.pptx

Open

JSON Payload

{
  "presentation": {
    "template": "slides_as_template_text_font_size.pptx",
    "slides": [
      {
        "slide_index": 0,
        "shapes": [
          {
            "name": "Title 1",
            "text": [
              {
                "text_run": "Text font\n",
                "text_properties": {
                  "font_type": "Arial",
                  "font_size": 32
                }
              },
              {
                "text_run": "Text font",
                "text_properties": {
                  "font_type": "Arial",
                  "font_size": 25
                }
              }
            ]
          }
        ]
      }
    ]
  }
}