palmed.edit.scrollbar
Interface IDrawer

All Known Implementing Classes:

HorizontalScrollbar, VerticalScrollbar

public interface IDrawer

This interface defines a component able to draw a scrollbar.

Version:

$Revision$ $Date$

Author:

Mathieu Champlon

Method Summary

void	drawArrow(javax.microedition.lcdui.Graphics g, int end, int from, int to) Draw an arrow.
void	drawBackground(javax.microedition.lcdui.Graphics g, int size, int width) Draw the background.
void	drawBody(javax.microedition.lcdui.Graphics g, int start, int end, int from, int to) Draw the body.
void	drawCursor(javax.microedition.lcdui.Graphics g, int start, int width, int from, int length) Draw the cursor.

Method Detail

drawBody

void drawBody(javax.microedition.lcdui.Graphics g,
              int start,
              int end,
              int from,
              int to)

Draw the body.

Parameters:

g - the graphics

start - the offset where to start at perpendiculary of the axis of the scrollbar

end - the offset where to end at perpendiculary of the axis of the scrollbar

from - the offset where to start at on the axis of the scrollbar

to - the offset where to end at on the axis of the scrollbar

drawArrow

void drawArrow(javax.microedition.lcdui.Graphics g,
               int end,
               int from,
               int to)

Draw an arrow.

Parameters:

g - the graphics

end - the offset where to end at perpendiculary of the axis of the scrollbar

from - the offset where to start at on the axis of the scrollbar

to - the offset where to end at on the axis of the scrollbar

drawCursor

void drawCursor(javax.microedition.lcdui.Graphics g,
                int start,
                int width,
                int from,
                int length)

Draw the cursor.

Parameters:

g - the graphics

start - the offset to start at perpendiculary of the axis of the scrollbar

width - the width of the cursor

from - the offset to start at on the axis of the scrollbar

length - the length of the cursor

drawBackground

void drawBackground(javax.microedition.lcdui.Graphics g,
                    int size,
                    int width)

Draw the background.

Parameters:

g - the graphics

size - the size of the scrollbar

width - the width of the scrollbar