| Name | Level | Visibility | Read-Only | Typing | Associated Type | Description | Initial Value |
| GRAPH_TYPE | Instance Attribute | Public | No | Type | ZEXCEL_GRAPH_TYPE | Graph type | |
| TITLE | Instance Attribute | Public | No | Type | STRING | Title | 'image1.jpg' |
| X_REFERENCES | Instance Attribute | Public | No | Type | CHAR1 | Single-Character Indicator | |
| Y_REFERENCES | Instance Attribute | Public | No | Type | CHAR1 | Single-Character Indicator | |
| C_MEDIA_SOURCE_WWW | Constant | Private | No | Type | CHAR1 | www repository SMW0 | 1 |
| C_MEDIA_SOURCE_XSTRING | Constant | Private | No | Type | CHAR1 | Binary data as XSTRING | 0 |
| C_MEDIA_SOURCE_MIME | Constant | Private | No | Type | CHAR1 | miem repository | 2 |
| GUID | Instance Attribute | Private | No | Type | GUID_16 | GUID in 'RAW' format | |
| HEIGHT | Instance Attribute | Private | No | Type | INT4 | Height of bitmap | |
| LOWER_CELL | Instance Attribute | Private | No | Type | ZEXCEL_S_CELL_DATA | Bottom right range cell | |
| MEDIA | Instance Attribute | Private | No | Type | XSTRING | ||
| MEDIA_KEY_WWW | Instance Attribute | Private | No | Type | WWWDATATAB | Contents of table WWWDATA | |
| MEDIA_NAME | Instance Attribute | Private | No | Type | STRING | Generated file name | |
| MEDIA_SOURCE | Instance Attribute | Private | No | Type | CHAR1 | 0=XSTRING, 1=WWW | |
| MEDIA_TYPE | Instance Attribute | Private | No | Type | STRING | Type of media, file extension | |
| UPPER_CELL | Instance Attribute | Private | No | Type | ZEXCEL_S_CELL_DATA | Top left range cell | |
| WIDTH | Instance Attribute | Private | No | Type | INT4 | Width of bitmap | |
| IO | Instance Attribute | Private | No | Type | SKWF_IO | KW Framework: Object Key |