IconMarginSpan
public class IconMarginSpan
extends Object
implements LeadingMarginSpan, LineHeightSpan
Summary
Public methods |
void |
chooseHeight(CharSequence text, int start, int end, int istartv, int v, Paint.FontMetricsInt fm) |
void |
drawLeadingMargin(Canvas c, Paint p, int x, int dir, int top, int baseline, int bottom, CharSequence text, int start, int end, boolean first, Layout layout) 呈现领先优势。 |
int |
getLeadingMargin(boolean first) 返回调整前导余量的金额。 |
Inherited methods |
From class java.lang.Object
|
From interface android.text.style.LeadingMarginSpan
abstract void |
drawLeadingMargin(Canvas c, Paint p, int x, int dir, int top, int baseline, int bottom, CharSequence text, int start, int end, boolean first, Layout layout) 呈现领先优势。 |
abstract int |
getLeadingMargin(boolean first) 返回调整前导余量的金额。 |
|
From interface android.text.style.LineHeightSpan
|
Public constructors
IconMarginSpan
IconMarginSpan (Bitmap b)
IconMarginSpan
IconMarginSpan (Bitmap b,
int pad)
Parameters |
b |
Bitmap
|
pad |
int
|
Public methods
chooseHeight
void chooseHeight (CharSequence text,
int start,
int end,
int istartv,
int v,
Paint.FontMetricsInt fm)
Parameters |
text |
CharSequence
|
start |
int
|
end |
int
|
istartv |
int
|
v |
int
|
fm |
Paint.FontMetricsInt
|
drawLeadingMargin
void drawLeadingMargin (Canvas c,
Paint p,
int x,
int dir,
int top,
int baseline,
int bottom,
CharSequence text,
int start,
int end,
boolean first,
Layout layout)
呈现领先优势。 这在保证金被getLeadingMargin(boolean)
返回的值调整之前getLeadingMargin(boolean)
。
Parameters |
c |
Canvas : the canvas |
p |
Paint : the paint. The this should be left unchanged on exit. |
x |
int : the current position of the margin |
dir |
int : the base direction of the paragraph; if negative, the margin is to the right of the text, otherwise it is to the left. |
top |
int : the top of the line |
baseline |
int : the baseline of the line |
bottom |
int : the bottom of the line |
text |
CharSequence : the text |
start |
int : the start of the line |
end |
int : the end of the line |
first |
boolean : true if this is the first line of its paragraph |
layout |
Layout : the layout containing this line |
getLeadingMargin
int getLeadingMargin (boolean first)
返回调整前导余量的金额。 正值远离段落的前沿,负值趋向于它。
Parameters |
first |
boolean : true if the request is for the first line of a paragraph, false for subsequent lines |
Returns |
int |
the offset for the margin. |