projects / OpenSPARC-T2-DV / blame
| Commit | Line | Data |
|---|---|---|
| 86530b38 AT |
1 | # This module exports classes for the various canvas item types |
| 2 | ||
| 3 | # NOTE: This module was an experiment and is now obsolete. | |
| 4 | # It's best to use the Tkinter.Canvas class directly. | |
| 5 | ||
| 6 | from Tkinter import Canvas, _cnfmerge, _flatten | |
| 7 | ||
| 8 | ||
| 9 | class CanvasItem: | |
| 10 | def __init__(self, canvas, itemType, *args, **kw): | |
| 11 | self.canvas = canvas | |
| 12 | self.id = canvas._create(itemType, args, kw) | |
| 13 | if not hasattr(canvas, 'items'): | |
| 14 | canvas.items = {} | |
| 15 | canvas.items[self.id] = self | |
| 16 | def __str__(self): | |
| 17 | return str(self.id) | |
| 18 | def __repr__(self): | |
| 19 | return '<%s, id=%d>' % (self.__class__.__name__, self.id) | |
| 20 | def delete(self): | |
| 21 | del self.canvas.items[self.id] | |
| 22 | self.canvas.delete(self.id) | |
| 23 | def __getitem__(self, key): | |
| 24 | v = self.canvas.tk.split(self.canvas.tk.call( | |
| 25 | self.canvas._w, 'itemconfigure', | |
| 26 | self.id, '-' + key)) | |
| 27 | return v[4] | |
| 28 | cget = __getitem__ | |
| 29 | def __setitem__(self, key, value): | |
| 30 | self.canvas.itemconfig(self.id, {key: value}) | |
| 31 | def keys(self): | |
| 32 | if not hasattr(self, '_keys'): | |
| 33 | self._keys = map(lambda x, tk=self.canvas.tk: | |
| 34 | tk.splitlist(x)[0][1:], | |
| 35 | self.canvas.tk.splitlist( | |
| 36 | self.canvas._do( | |
| 37 | 'itemconfigure', | |
| 38 | (self.id,)))) | |
| 39 | return self._keys | |
| 40 | def has_key(self, key): | |
| 41 | return key in self.keys() | |
| 42 | def __contains__(self, key): | |
| 43 | return key in self.keys() | |
| 44 | def addtag(self, tag, option='withtag'): | |
| 45 | self.canvas.addtag(tag, option, self.id) | |
| 46 | def bbox(self): | |
| 47 | x1, y1, x2, y2 = self.canvas.bbox(self.id) | |
| 48 | return (x1, y1), (x2, y2) | |
| 49 | def bind(self, sequence=None, command=None, add=None): | |
| 50 | return self.canvas.tag_bind(self.id, sequence, command, add) | |
| 51 | def unbind(self, sequence, funcid=None): | |
| 52 | self.canvas.tag_unbind(self.id, sequence, funcid) | |
| 53 | def config(self, cnf={}, **kw): | |
| 54 | return self.canvas.itemconfig(self.id, _cnfmerge((cnf, kw))) | |
| 55 | def coords(self, pts = ()): | |
| 56 | flat = () | |
| 57 | for x, y in pts: flat = flat + (x, y) | |
| 58 | return self.canvas.coords(self.id, *flat) | |
| 59 | def dchars(self, first, last=None): | |
| 60 | self.canvas.dchars(self.id, first, last) | |
| 61 | def dtag(self, ttd): | |
| 62 | self.canvas.dtag(self.id, ttd) | |
| 63 | def focus(self): | |
| 64 | self.canvas.focus(self.id) | |
| 65 | def gettags(self): | |
| 66 | return self.canvas.gettags(self.id) | |
| 67 | def icursor(self, index): | |
| 68 | self.canvas.icursor(self.id, index) | |
| 69 | def index(self, index): | |
| 70 | return self.canvas.index(self.id, index) | |
| 71 | def insert(self, beforethis, string): | |
| 72 | self.canvas.insert(self.id, beforethis, string) | |
| 73 | def lower(self, belowthis=None): | |
| 74 | self.canvas.tag_lower(self.id, belowthis) | |
| 75 | def move(self, xamount, yamount): | |
| 76 | self.canvas.move(self.id, xamount, yamount) | |
| 77 | def tkraise(self, abovethis=None): | |
| 78 | self.canvas.tag_raise(self.id, abovethis) | |
| 79 | raise_ = tkraise # BW compat | |
| 80 | def scale(self, xorigin, yorigin, xscale, yscale): | |
| 81 | self.canvas.scale(self.id, xorigin, yorigin, xscale, yscale) | |
| 82 | def type(self): | |
| 83 | return self.canvas.type(self.id) | |
| 84 | ||
| 85 | class Arc(CanvasItem): | |
| 86 | def __init__(self, canvas, *args, **kw): | |
| 87 | CanvasItem.__init__(self, canvas, 'arc', *args, **kw) | |
| 88 | ||
| 89 | class Bitmap(CanvasItem): | |
| 90 | def __init__(self, canvas, *args, **kw): | |
| 91 | CanvasItem.__init__(self, canvas, 'bitmap', *args, **kw) | |
| 92 | ||
| 93 | class ImageItem(CanvasItem): | |
| 94 | def __init__(self, canvas, *args, **kw): | |
| 95 | CanvasItem.__init__(self, canvas, 'image', *args, **kw) | |
| 96 | ||
| 97 | class Line(CanvasItem): | |
| 98 | def __init__(self, canvas, *args, **kw): | |
| 99 | CanvasItem.__init__(self, canvas, 'line', *args, **kw) | |
| 100 | ||
| 101 | class Oval(CanvasItem): | |
| 102 | def __init__(self, canvas, *args, **kw): | |
| 103 | CanvasItem.__init__(self, canvas, 'oval', *args, **kw) | |
| 104 | ||
| 105 | class Polygon(CanvasItem): | |
| 106 | def __init__(self, canvas, *args, **kw): | |
| 107 | CanvasItem.__init__(self, canvas, 'polygon', *args, **kw) | |
| 108 | ||
| 109 | class Rectangle(CanvasItem): | |
| 110 | def __init__(self, canvas, *args, **kw): | |
| 111 | CanvasItem.__init__(self, canvas, 'rectangle', *args, **kw) | |
| 112 | ||
| 113 | # XXX "Text" is taken by the Text widget... | |
| 114 | class CanvasText(CanvasItem): | |
| 115 | def __init__(self, canvas, *args, **kw): | |
| 116 | CanvasItem.__init__(self, canvas, 'text', *args, **kw) | |
| 117 | ||
| 118 | class Window(CanvasItem): | |
| 119 | def __init__(self, canvas, *args, **kw): | |
| 120 | CanvasItem.__init__(self, canvas, 'window', *args, **kw) | |
| 121 | ||
| 122 | class Group: | |
| 123 | def __init__(self, canvas, tag=None): | |
| 124 | if not tag: | |
| 125 | tag = 'Group%d' % id(self) | |
| 126 | self.tag = self.id = tag | |
| 127 | self.canvas = canvas | |
| 128 | self.canvas.dtag(self.tag) | |
| 129 | def str(self): | |
| 130 | return self.tag | |
| 131 | __str__ = str | |
| 132 | def _do(self, cmd, *args): | |
| 133 | return self.canvas._do(cmd, (self.tag,) + _flatten(args)) | |
| 134 | def addtag_above(self, tagOrId): | |
| 135 | self._do('addtag', 'above', tagOrId) | |
| 136 | def addtag_all(self): | |
| 137 | self._do('addtag', 'all') | |
| 138 | def addtag_below(self, tagOrId): | |
| 139 | self._do('addtag', 'below', tagOrId) | |
| 140 | def addtag_closest(self, x, y, halo=None, start=None): | |
| 141 | self._do('addtag', 'closest', x, y, halo, start) | |
| 142 | def addtag_enclosed(self, x1, y1, x2, y2): | |
| 143 | self._do('addtag', 'enclosed', x1, y1, x2, y2) | |
| 144 | def addtag_overlapping(self, x1, y1, x2, y2): | |
| 145 | self._do('addtag', 'overlapping', x1, y1, x2, y2) | |
| 146 | def addtag_withtag(self, tagOrId): | |
| 147 | self._do('addtag', 'withtag', tagOrId) | |
| 148 | def bbox(self): | |
| 149 | return self.canvas._getints(self._do('bbox')) | |
| 150 | def bind(self, sequence=None, command=None, add=None): | |
| 151 | return self.canvas.tag_bind(self.id, sequence, command, add) | |
| 152 | def unbind(self, sequence, funcid=None): | |
| 153 | self.canvas.tag_unbind(self.id, sequence, funcid) | |
| 154 | def coords(self, *pts): | |
| 155 | return self._do('coords', pts) | |
| 156 | def dchars(self, first, last=None): | |
| 157 | self._do('dchars', first, last) | |
| 158 | def delete(self): | |
| 159 | self._do('delete') | |
| 160 | def dtag(self, tagToDelete=None): | |
| 161 | self._do('dtag', tagToDelete) | |
| 162 | def focus(self): | |
| 163 | self._do('focus') | |
| 164 | def gettags(self): | |
| 165 | return self.canvas.tk.splitlist(self._do('gettags', self.tag)) | |
| 166 | def icursor(self, index): | |
| 167 | return self._do('icursor', index) | |
| 168 | def index(self, index): | |
| 169 | return self.canvas.tk.getint(self._do('index', index)) | |
| 170 | def insert(self, beforeThis, string): | |
| 171 | self._do('insert', beforeThis, string) | |
| 172 | def config(self, cnf={}, **kw): | |
| 173 | return self.canvas.itemconfigure(self.tag, _cnfmerge((cnf,kw))) | |
| 174 | def lower(self, belowThis=None): | |
| 175 | self._do('lower', belowThis) | |
| 176 | def move(self, xAmount, yAmount): | |
| 177 | self._do('move', xAmount, yAmount) | |
| 178 | def tkraise(self, aboveThis=None): | |
| 179 | self._do('raise', aboveThis) | |
| 180 | lift = tkraise | |
| 181 | def scale(self, xOrigin, yOrigin, xScale, yScale): | |
| 182 | self._do('scale', xOrigin, yOrigin, xScale, yScale) | |
| 183 | def select_adjust(self, index): | |
| 184 | self.canvas._do('select', ('adjust', self.tag, index)) | |
| 185 | def select_from(self, index): | |
| 186 | self.canvas._do('select', ('from', self.tag, index)) | |
| 187 | def select_to(self, index): | |
| 188 | self.canvas._do('select', ('to', self.tag, index)) | |
| 189 | def type(self): | |
| 190 | return self._do('type') |