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56 lines
1.4 KiB
Plaintext
56 lines
1.4 KiB
Plaintext
/********************************************
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* screen - Screen Control Routines for C02 *
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********************************************/
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/* Set Background Color *
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* Args: color - background color code */
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void bkgclr();
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/* Clear the Screen */
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void clrscn();
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/* Move Cursor Down */
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void crsrdn();
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/* Move Cursor to Top Left of Screen */
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void crsrhm();
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/* Move Cursor Left */
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void crsrlf();
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/* Move Cursor Right */
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void crsrrt();
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/* Move Cursor Up */
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void crsrup();
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/* Get Character at Current Position *
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* Returns: ASCII code of character */
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char curchr();
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/* Move Cursor to Specified Coordinates *
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* Args: column - screen column (0 = left) *
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* row - screen line (0 = top) */
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void mvcrsr();
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/* Get Cursor Horizontal Position *
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* Returns: current cursor column */
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char scncol();
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/* Get Screen Height in Columns *
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* Returns: screen height */
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char scnhgt();
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/* Get Cursor Vertical Position *
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* Returns: current cursor row */
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char scnrow();
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/* Get Screen Width in Columns *
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* Returns: screen width */
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char scnwid();
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/* Set Text Color *
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* Args: color - text color code */
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void txtclr();
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