| [4972de2] | 1 | import plottables |
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| 2 | from BaseInteractor import _BaseInteractor |
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| 3 | |
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| 4 | class PointInteractor(_BaseInteractor): |
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| 5 | |
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| 6 | def __init__(self,base,axes,color='black', zorder=3, id=''): |
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| 7 | _BaseInteractor.__init__(self, base, axes, color=color) |
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| 8 | self.zorder = zorder |
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| 9 | self.id = id |
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| 10 | self.colorlist = ['b','g','r','c','m','y'] |
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| 11 | self.symbollist = ['o','x','^','v','<','>','+','s','d','D','h','H','p'] |
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| 12 | self.marker = None |
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| 13 | self.marker2 = None |
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| 14 | self._button_down = False |
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| 15 | self._context_menu = False |
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| 16 | self._dragged = False |
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| [7fef474] | 17 | self.connect_markers([self.axes]) |
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| 18 | |
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| [4972de2] | 19 | |
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| 20 | def _color(self,c): |
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| 21 | """Return a particular colour""" |
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| 22 | return self.colorlist[c%len(self.colorlist)] |
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| 23 | |
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| 24 | def _symbol(self,s): |
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| 25 | """Return a particular symbol""" |
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| 26 | return self.symbollist[s%len(self.symbollist)] |
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| 27 | |
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| 28 | |
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| 29 | def points(self,x,y,dx=None,dy=None,color=0,symbol=0,label=None): |
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| 30 | |
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| 31 | if not self.marker==None: |
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| 32 | self.base.connect.clear([self.marker]) |
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| 33 | |
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| 34 | self.color = self._color(color) |
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| 35 | |
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| 36 | # Convert tuple (lo,hi) to array [(x-lo),(hi-x)] |
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| 37 | if dx != None and type(dx) == type(()): |
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| 38 | dx = nx.vstack((x-dx[0],dx[1]-x)).transpose() |
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| 39 | if dy != None and type(dy) == type(()): |
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| 40 | dy = nx.vstack((y-dy[0],dy[1]-y)).transpose() |
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| 41 | |
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| 42 | if dx==None and dy==None: |
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| 43 | self.marker = self.axes.plot(x,y,color=self.color, |
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| 44 | marker=self._symbol(symbol),linestyle='',label=label, |
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| 45 | zorder=self.zorder)[0] |
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| 46 | else: |
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| 47 | self.marker = self.axes.errorbar(x, y, yerr=dy, xerr=None, |
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| 48 | ecolor=self.color, |
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| 49 | color=self.color, |
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| 50 | capsize=2,linestyle='', barsabove=False, |
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| 51 | #mec=self.color, mfc=self.color, |
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| 52 | marker=self._symbol(symbol), |
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| 53 | lolims=False, uplims=False, |
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| 54 | xlolims=False, xuplims=False,label=label, |
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| 55 | zorder=self.zorder)[0] |
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| 56 | |
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| 57 | self.connect_markers([self.marker]) |
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| 58 | self.update() |
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| 59 | |
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| 60 | def curve(self, x, y, dy=None, color=0, symbol=0, label=None): |
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| 61 | |
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| 62 | if not self.marker==None: |
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| 63 | self.base.connect.clear([self.marker]) |
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| 64 | |
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| 65 | self.color = self._color(color) |
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| 66 | |
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| 67 | self.marker = self.axes.plot(x,y,color=self.color,marker='',linestyle='-',label=label)[0] |
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| 68 | |
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| 69 | self.connect_markers([self.marker]) |
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| 70 | self.update() |
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| 71 | |
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| 72 | def connect_markers(self,markers): |
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| 73 | """ |
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| 74 | Connect markers to callbacks |
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| 75 | """ |
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| 76 | for h in markers: |
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| 77 | connect = self.base.connect |
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| 78 | connect('enter', h, self._on_enter) |
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| 79 | connect('leave', h, self._on_leave) |
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| 80 | connect('click', h, self._on_click) |
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| 81 | connect('release', h, self._on_release) |
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| 82 | #connect('drag', h, self._on_drag) |
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| 83 | connect('key', h, self.onKey) |
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| 84 | |
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| 85 | def clear(self): |
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| 86 | print "plottable_interactor.clear()" |
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| 87 | |
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| 88 | def _on_click(self, evt): |
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| [7fef474] | 89 | """ |
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| 90 | Called when a mouse button is clicked |
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| 91 | from within the boundaries of an artist. |
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| 92 | """ |
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| 93 | if self._context_menu==True: |
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| 94 | self._context_menu = False |
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| 95 | evt.artist = self.marker |
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| 96 | self._on_leave(evt) |
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| 97 | |
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| [4972de2] | 98 | |
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| 99 | def _on_release(self, evt): |
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| [7fef474] | 100 | """ |
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| 101 | Called when a mouse button is released |
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| 102 | within the boundaries of an artist |
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| 103 | """ |
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| [4972de2] | 104 | # Check to see whether we are about to pop |
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| 105 | # the context menu up |
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| 106 | if evt.button==3: |
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| 107 | self._context_menu = True |
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| 108 | |
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| 109 | def _on_enter(self, evt): |
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| [7fef474] | 110 | """ |
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| 111 | Called when we are entering the boundaries |
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| 112 | of an artist. |
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| 113 | """ |
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| 114 | if not evt.artist.__class__.__name__=="Subplot": |
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| [4972de2] | 115 | |
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| [7fef474] | 116 | self.base.plottable_selected(self.id) |
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| 117 | evt.artist.set_color('y') |
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| [4972de2] | 118 | if hasattr(evt.artist, "set_facecolor"): |
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| [7fef474] | 119 | evt.artist.set_facecolor('y') |
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| 120 | if hasattr(evt.artist, "set_edgecolor"): |
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| 121 | evt.artist.set_edgecolor('y') |
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| [4972de2] | 122 | self.axes.figure.canvas.draw_idle() |
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| [7fef474] | 123 | |
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| 124 | def _on_leave(self, evt): |
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| 125 | """ |
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| 126 | Called when we are leaving the boundaries |
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| 127 | of an artist. |
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| 128 | """ |
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| 129 | if not evt.artist.__class__.__name__=="Subplot": |
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| 130 | if self._context_menu==False: |
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| 131 | self.base.plottable_selected(None) |
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| 132 | evt.artist.set_color(self.color) |
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| 133 | if hasattr(evt.artist, "set_facecolor"): |
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| 134 | evt.artist.set_facecolor(self.color) |
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| 135 | if hasattr(evt.artist, "set_edgecolor"): |
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| 136 | evt.artist.set_edgecolor(self.color) |
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| 137 | self.axes.figure.canvas.draw_idle() |
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| [4972de2] | 138 | |
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| 139 | def update(self): |
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| 140 | """ |
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| 141 | Update |
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| 142 | """ |
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| 143 | print "update" |
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| 144 | |
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| 145 | |
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