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More attributes.

This commit is contained in:
Pietro Gagliardi 2018-08-16 22:25:47 -04:00
parent 9df762b10a
commit 9678e60dd6
1 changed files with 38 additions and 34 deletions
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72
drawtext.go
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@ -16,9 +16,9 @@ import "C"
// - TextItalic
// - TextStretch
// - TextColor
// - TextBackgroundColor
// - TextUnderline
// - TextUnderlineColor
// - TextBackground
// - Underline
// - UnderlineColor
// - OpenTypeFeatures
//
// For every Unicode codepoint in the AttributedString, at most one
@ -97,8 +97,6 @@ func (i TextItalic) toLibui() *C.uiAttribute {
return C.uiNewItalicAttribute(C.uiTextItalic(i))
}
///// TODOTODO
// TextStretch is an Attribute that changes the stretch (also called
// "width") of the text it is applied to.
//
@ -126,41 +124,47 @@ func (s TextStretch) toLibui() *C.uiAttribute {
return C.uiNewStretchAttribute(C.uiTextStretch(s))
}
/////// TODOTODO
// TextColor is an Attribute that changes the color of the text it is
// applied to.
type TextColor struct {
R float64
G float64
B float64
A float64
}
// uiNewColorAttribute() creates a new uiAttribute that changes the
// color of the text it is applied to. It is an error to specify an invalid
// color.
_UI_EXTERN uiAttribute *uiNewColorAttribute(double r, double g, double b, double a);
func (c TextColor) toLibui() *C.uiAttribute {
return C.uiNewColorAttribute(C.double(c.R), C.double(c.G), C.double(c.B), C.double(c.A))
}
// uiAttributeColor() returns the text color stored in a. It is an
// error to call this on a uiAttribute that does not hold a text color.
_UI_EXTERN void uiAttributeColor(const uiAttribute *a, double *r, double *g, double *b, double *alpha);
// TextBackground is an Attribute that changes the background
// color of the text it is applied to.
type TextBackground struct {
R float64
G float64
B float64
A float64
}
// uiNewBackgroundAttribute() creates a new uiAttribute that
// changes the background color of the text it is applied to. It is an
// error to specify an invalid color.
_UI_EXTERN uiAttribute *uiNewBackgroundAttribute(double r, double g, double b, double a);
func (b TextBackground) toLibui() *C.uiAttribute {
return C.uiNewBackgroundAttribute(C.double(b.R), C.double(b.G), C.double(b.b), C.double(b.A))
}
// TODO reuse uiAttributeColor() for background colors, or make a new function...
// Underline is an Attribute that specifies a type of underline to use
// on text.
type Underline int
const (
UnderlineNone Underline = iota
UnderlineSingle
UnderlineDouble
UnderlineSuggestion // wavy or dotted underlines used for spelling/grammar checkers
)
// uiUnderline specifies a type of underline to use on text.
_UI_ENUM(uiUnderline) {
uiUnderlineNone,
uiUnderlineSingle,
uiUnderlineDouble,
uiUnderlineSuggestion, // wavy or dotted underlines used for spelling/grammar checkers
};
func (u Underline) toLibui() *C.uiAttribute {
return C.uiNewUnderlineAttribute(C.uiUnderline(u))
}
// uiNewUnderlineAttribute() creates a new uiAttribute that changes
// the type of underline on the text it is applied to. It is an error to
// specify an underline type not specified in uiUnderline.
_UI_EXTERN uiAttribute *uiNewUnderlineAttribute(uiUnderline u);
// uiAttributeUnderline() returns the underline type stored in a. It is
// an error to call this on a uiAttribute that does not hold an underline
// style.
_UI_EXTERN uiUnderline uiAttributeUnderline(const uiAttribute *a);
////////// TODOTODO
// uiUnderlineColor specifies the color of any underline on the text it
// is applied to, regardless of the type of underline. In addition to