| java.lang.Object
 com.sun.midp.lcdui.TextInfo
| TextInfo | | public class TextInfo (Code) | | Class that represents the line-wrapping and scroll position of
text in a TextBox (editable) or Label, StringItem, or ListItem(uneditable)
From this structure, Text.paintText() should be able to
quickly render wrapped text
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| Constructor Summary | |
| public | TextInfo(int size)
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| BACK | | final public static int BACK(Code) | | scroll up
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| FORWARD | | final public static int FORWARD(Code) | | scroll down
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| cursorLine | | public int cursorLine(Code) | | the line where the cursor resides
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| height | | public int height(Code) | | the height of the block of text described by this object
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| isModified | | public boolean isModified(Code) | | set to true to indicate this has been modified
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| lineEnd | | public int[] lineEnd(Code) | | offset of last character of each line
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| lineStart | | public int[] lineStart(Code) | | starting offset of each line
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| numLines | | public int numLines(Code) | | total number of lines
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| scrollX | | public boolean scrollX(Code) | | set to true if this has been scrolled in the X direction
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| scrollY | | public boolean scrollY(Code) | | set to true if this has been scrolled in the Y direction
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| topVis | | public int topVis(Code) | | first visible line
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| visLines | | public int visLines(Code) | | number of visible lines
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| TextInfo | | public TextInfo(int size)(Code) | | Construct a new TextInfo object with size
lines initially
Parameters:
size - maximum number of lines this TextInfostruct can store without expanding |
| expand | | public void expand()(Code) | | Expand the capacity of this TextInfo structure by doubling the
length of the lineStart and lineEnd arrays
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| getScrollPosition | | public int getScrollPosition()(Code) | | Returns scroll position from 0-100
scroll position mapped to the range 0-100 |
| getScrollProportion | | public int getScrollProportion()(Code) | | Returns scroll proportion from 0-100
scroll proportion, as a percentage of the screen thatis viewable. |
| scroll | | public boolean scroll(int dir)(Code) | | Scroll Up or down by one line if possible
Parameters:
dir - direction of scroll, FORWARD or BACK true if scrolling happened, false if not |
| scroll | | public boolean scroll(int dir, int length)(Code) | | Scroll Up or down by one line if possible
Parameters:
dir - direction of scroll, FORWARD or BACK
Parameters:
length - how many lines to scroll true if scrolling happened, false if not |
| scrollByPage | | public int scrollByPage(int dir)(Code) | | Scroll Up or down by page if possible
Parameters:
dir - direction of scroll, FORWARD or BACK number of scrolled lines |
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