Source code Contents Index

CanvasItemAux

Synopsis

data Canvas class HasCoords w where coord :: Coord -> Config w getCoord :: w -> IO Coord class (GUIObject w) => CanvasItem w createCanvasItem :: (CanvasItem w) => Canvas -> CanvasItemKind -> (GUIOBJECT -> w) -> [Config w] -> Coord -> IO w itemGeo :: (CanvasItem w) => Geometry -> Config w getGeo :: (CanvasItem w) => w -> IO Geometry setGeo :: (CanvasItem w) => w -> Geometry -> IO w itemWidth :: (CanvasItem w) => Distance -> Config w getItemWidth :: (CanvasItem w) => w -> IO Distance itemHeight :: (CanvasItem w) => Distance -> Config w getItemHeight :: (CanvasItem w) => w -> IO Distance itemSize :: (CanvasItem w) => Size -> Config w getItemSize :: (CanvasItem w) => w -> IO (Distance, Distance) itemPosition :: (CanvasItem w) => Position -> Config w getItemPosition :: (CanvasItem w) => w -> IO (Distance, Distance) itemPositionD2 :: (CanvasItem w) => Position -> Config w getItemPositionD2 :: (CanvasItem w) => w -> IO (Distance, Distance)

Documentation

data Canvas

The Canvas datatype.

class HasCoords w where

You can set the coords (position / size) of a canvas item on the parent canvas. Methods coord :: Coord -> Config w Sets the coord(s) of a canvas item on the parent canvas. getCoord :: w -> IO Coord Gets the coord(s) of a canvas item on the parent canvas. Instances (CanvasItem w) => HasCoords w

class (GUIObject w) => CanvasItem w

Any canvas item is an instance of the abstract class CanvasItem. Instances CanvasItem Arc CanvasItem BitMapItem CanvasItem CanvasTag CanvasItem EmbeddedCanvasWin CanvasItem ImageItem CanvasItem Line CanvasItem Oval CanvasItem Polygon CanvasItem Rectangle CanvasItem TextItem

createCanvasItem :: (CanvasItem w) => Canvas -> CanvasItemKind -> (GUIOBJECT -> w) -> [Config w] -> Coord -> IO w

itemGeo :: (CanvasItem w) => Geometry -> Config w

getGeo :: (CanvasItem w) => w -> IO Geometry

setGeo :: (CanvasItem w) => w -> Geometry -> IO w

itemWidth :: (CanvasItem w) => Distance -> Config w

getItemWidth :: (CanvasItem w) => w -> IO Distance

itemHeight :: (CanvasItem w) => Distance -> Config w

getItemHeight :: (CanvasItem w) => w -> IO Distance

itemSize :: (CanvasItem w) => Size -> Config w

getItemSize :: (CanvasItem w) => w -> IO (Distance, Distance)

itemPosition :: (CanvasItem w) => Position -> Config w

getItemPosition :: (CanvasItem w) => w -> IO (Distance, Distance)

itemPositionD2 :: (CanvasItem w) => Position -> Config w

getItemPositionD2 :: (CanvasItem w) => w -> IO (Distance, Distance)

Produced by Haddock version 0.3