44 documentation |
44 documentation |
45 " |
45 " |
46 FontDescription is just a place-holder for scanned font names. |
46 FontDescription is just a place-holder for scanned font names. |
47 |
47 |
48 [Instance variables:] |
48 [Instance variables:] |
49 family <String> the fonts family ('courier', 'helvetica' etc) |
49 family <String> the font's family ('courier', 'helvetica' etc) |
50 face <String> the fonts face ('bold', 'medium' etc) |
50 face <String> the font's face ('bold', 'medium' etc) |
51 style <String> the fonts style ('roman', 'italic', 'oblique') |
51 style <String> the font's style ('roman', 'italic', 'oblique') |
52 size <String> the fonts size (by default, in points, not in pixels; but see sizeUnit) |
52 size <String> the font's size (by default, in points, not in pixels; but see sizeUnit) |
53 encoding <Symbol> the fonts encoding (usually #iso8859-1) |
53 encoding <Symbol> the font's encoding (usually #iso8859-1) |
54 |
54 |
55 manufacturer <nil|String|Array> |
55 manufacturer <nil|String|Array> |
56 the fonts origin - if known |
56 the font's origin - if known |
57 name <nil|String|Array> |
57 name <nil|String|Array> |
58 the platform specific name |
58 the platform specific name |
59 |
59 |
60 flags <SmallInteger> holds serif/italic etc. as flag bits |
60 flags <SmallInteger> holds serif/italic etc. as flag bits |
61 masks <SmallInteger> currently dummy; to allow ST-80 compatible subclassing |
61 masks <SmallInteger> currently dummy; to allow ST-80 compatible subclassing |
645 self obsoleteMethodWarning:'use #graphicsDevice'. |
645 self obsoleteMethodWarning:'use #graphicsDevice'. |
646 ^ self graphicsDevice |
646 ^ self graphicsDevice |
647 ! |
647 ! |
648 |
648 |
649 encoding |
649 encoding |
650 "return the fonts encoding, as a symbol |
650 "return the font's encoding, as a symbol |
651 such as #'iso8859', #'jis0208.1983' or #ascii. |
651 such as #'iso8859', #'jis0208.1983' or #ascii. |
652 If the fonts encoding is not known, return nil; |
652 If the encoding is not known, return nil; |
653 You should assume ascii-encoding then." |
653 You should assume ascii/iso8859-encoding then." |
654 |
654 |
655 ^ encoding |
655 ^ encoding |
656 |
656 |
657 "Modified: 20.4.1996 / 23:14:36 / cg" |
657 "Modified: 20.4.1996 / 23:14:36 / cg" |
658 ! |
658 ! |
1562 |
1562 |
1563 self subclassResponsibility |
1563 self subclassResponsibility |
1564 ! |
1564 ! |
1565 |
1565 |
1566 maxAscent |
1566 maxAscent |
1567 "return the fonts maximum-ascent (i.e. the maximum of all characters); |
1567 "return the font's maximum-ascent (i.e. the maximum of all characters); |
1568 That is the number of units (usually pixels) above the baseline." |
1568 That is the number of units (usually pixels) above the baseline." |
1569 |
1569 |
1570 ^ self subclassResponsibility |
1570 ^ self subclassResponsibility |
1571 |
|
1572 ! |
1571 ! |
1573 |
1572 |
1574 maxCode |
1573 maxCode |
1575 "return the biggest UCS code in font. |
1574 "return the biggest UCS code in font. |
1576 Dummy for now" |
1575 Dummy for now" |
1577 |
1576 |
1578 ^ 16rFFFF |
1577 ^ 16rFFFF |
1579 ! |
1578 ! |
1580 |
1579 |
1581 maxDescent |
1580 maxDescent |
1582 "return the fonts maximum-descent (i.e. the maximum of all characters); |
1581 "return the font's maximum-descent (i.e. the maximum of all characters); |
1583 That is the number of units (usually pixels) below the baseline." |
1582 That is the number of units (usually pixels) below the baseline." |
1584 |
1583 |
1585 ^ self subclassResponsibility |
1584 ^ self subclassResponsibility |
1586 |
|
1587 ! |
1585 ! |
1588 |
1586 |
1589 maxHeight |
1587 maxHeight |
1590 "return the fonts characters maximum height; |
1588 "return the font's characters maximum height; |
1591 That is the number of units (usually pixels)." |
1589 That is the number of units (usually pixels)." |
1592 |
1590 |
1593 ^ self maxAscent + self maxDescent |
1591 ^ self maxAscent + self maxDescent |
1594 |
|
1595 ! |
1592 ! |
1596 |
1593 |
1597 maxWidth |
1594 maxWidth |
1598 "return the fonts maximum-width character (i.e. the maximum of all characters); |
1595 "return the font's maximum-width character (i.e. the maximum of all characters); |
1599 That is a number of units (usually pixels)." |
1596 That is a number of units (usually pixels)." |
1600 |
1597 |
1601 ^ self subclassResponsibility |
1598 ^ self subclassResponsibility |
1602 |
|
1603 ! |
1599 ! |
1604 |
1600 |
1605 minCode |
1601 minCode |
1606 "return the smallest UCS code in font. |
1602 "return the smallest UCS code in font. |
1607 Dummy for now" |
1603 Dummy for now" |
1608 |
1604 |
1609 ^ 0 |
1605 ^ 0 |
1610 ! |
1606 ! |
1611 |
1607 |
1612 width |
1608 width |
1613 "return the fonts characters width; |
1609 "return the font's characters width; |
1614 That is a number of units (usually pixels). |
1610 That is a number of units (usually pixels). |
1615 For variable pitch fonts, the width of the space character is returned. |
1611 For variable pitch fonts, the width of the space character is returned. |
1616 For fixed fonts, this is the same as minWidth or maxWidth (or any character). |
1612 For fixed fonts, this is the same as minWidth or maxWidth (or any character). |
1617 The receiver must be associated to a device, for this query to be legal." |
1613 The receiver must be associated to a device, for this query to be legal." |
1618 |
1614 |
1619 ^ self widthOf:' ' |
1615 ^ self widthOf:' ' |
1620 |
1616 |
1621 "Modified: 30.4.1996 / 16:43:45 / cg" |
1617 "Modified: 30.4.1996 / 16:43:45 / cg" |
1622 |
|
1623 |
|
1624 ! |
1618 ! |
1625 |
1619 |
1626 widthOf:aString |
1620 widthOf:aString |
1627 "return the width of a string" |
1621 "return the width of a string" |
1628 |
1622 |