Method Draw

neo/framework/EditField.cpp:536–609

=============== idEditField::Draw =============== */

===============
*/
void idEditField::Draw( int x, int y, int width, bool showCursor, const idMaterial *shader ) {
	int		len;
	int		drawLen;
	int		prestep;
	int		cursorChar;
	char	str[MAX_EDIT_LINE];
	int		size;

	size = SMALLCHAR_WIDTH;

	drawLen = widthInChars;
	len = strlen( buffer ) + 1;

	// guarantee that cursor will be visible
	if ( len <= drawLen ) {
		prestep = 0;
	} else {
		if ( scroll + drawLen > len ) {
			scroll = len - drawLen;
			if ( scroll < 0 ) {
				scroll = 0;
			}
		}
		prestep = scroll;

		// Skip color code
		if ( idStr::IsColor( buffer + prestep ) ) {
			prestep += 2;
		}
		if ( prestep > 0 && idStr::IsColor( buffer + prestep - 1 ) ) {
			prestep++;
		}
	}

	if ( prestep + drawLen > len ) {
		drawLen = len - prestep;
	}

	// extract <drawLen> characters from the field at <prestep>
	if ( drawLen >= MAX_EDIT_LINE ) {
		common->Error( "drawLen >= MAX_EDIT_LINE" );
	}

	memcpy( str, buffer + prestep, drawLen );
	str[ drawLen ] = 0;

	// draw it
	renderSystem->DrawSmallStringExt( x, y, str, colorWhite, false, shader );

	// draw the cursor
	if ( !showCursor ) {
		return;
	}

	if ( (int)( com_ticNumber >> 4 ) & 1 ) {
		return;		// off blink
	}