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| Function | bios_clear |
| Include file | VIDEO_IO.H |
| Prototype | void bios_clear( void ) |
| Remarks | Clear the screen by resetting it and save the current page and mode for later use. |
| Function | bios_home_cursor |
| Include file | VIDEO_IO.H |
| Prototype | void bios_home_cursor( void ) |
| Remarks | Use the video BIOS to home the cursor. |
| Function | bios_move |
| Include file | VIDEO_IO.H |
| Prototype | void bios_move( int row , int col ) |
| Remarks | Use the video BIOS to move to row/column. |
| Function | bios_clear_rng |
| Include file | VIDEO_IO.H |
| Prototype | void bios_clear_rng( int top_line , int bot_line ) |
| Remarks | Use the video BIOS to clear a range of lines. |
| Function | bios_scroll_area |
| Include file | VIDEO_IO.H |
| Prototype | void bios_scroll_area( int lines_to_scroll , int left_row , int left_col , int right_row , right_col ) |
| Remarks | Front-end to the video BIOS scroll function, scrolls lines_to_scroll number of lines up in the window formed by the left and right corners. |
| Function | bios_scroll_lines |
| Include file | VIDEO_IO.H |
| Prototype | void bios_scroll_lines( int lines_to_scroll , int top_line , int bottom_line ) |
| Remarks | Front-end to the video BIOS scroll function, scrolls lines_to_scroll number of lines up in the full line window formed by the top and bottom lines. |
| Function | bios_set_video_line_attributes |
| Include file | VIDEO_IO.H |
| Prototype | void bios_set_video_line_attributes( int row , int col , int len , int atr ) |
| Remarks | Change the current video attributes for one line |
| Function | bios_vputs_at |
| Include file | VIDEO_IO.H |
| Prototype | void bios_vputs_at( int row , int col , char *str_ptr ) |
| Remarks | Write at requested cursor position and don't advance the cursor. |
| Function | bios_vputs |
| Include file | VIDEO_IO.H |
| Prototype | void bios_vputs( char *str_ptr ) |
| Remarks | Write at current cursor position and advance the cursor. |
