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annotate light8/stage.py @ 69:ab0be21b549b

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result of 7.9.2002 rehearsal
author dmcc
date Thu, 11 Jul 2002 00:17:02 +0000
parents 67a1fa40924f
children 5649f5d9c798
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
51
71489bb71528 - Meet Fader. He is going to grow up and be a crossfader some day
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1 from Tix import *
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2
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3 def printevent(ev):
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4 for k in dir(ev):
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5 if not k.startswith('__'):
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6 print k,getattr(ev,k)
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7 print ""
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8
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9 textstyle={'font':'arial 9','fill':'white'}
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10
0
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11 class Stage(Canvas):
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12
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13 """a fancy widget that shows light locations (and optionally their
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14 aim locations on an image of the stage. you can select or
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15 multiselect lights and drag them up or down to change their
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16 brightness.
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17
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18 ctrl-a is select all,
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19 ctrl-shift-a or clicking on no light deselects all,
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20 re-clicking a light with shift key down toggles whether it's in the selection.
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21 ctrl-drag-rectangle deselects the lights in the rectangle,
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22 shift-drag-rectangle selects the lights in the rectangle,
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23 drag-rectangle selects only the lights in the rectangle.
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24
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25 a light can be selected on its location point, its aim point
0
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26 (which may or may not be present), or its name.
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27
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28 lights should be able to be interactively 'locked', which blocks
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29 them from being selected.
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30
17
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31 API:
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32 __init__(parent,**kw)
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33 put pass any canvas options you want
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34
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35 setimage(stageimage)
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36 sets image to given filename (ppm, gif, etc) and resizes the
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37 canvas to the image size
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38
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39 addlight(name, location, aim=None)
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40 location and aim are pixel coord tuples. name will be passed
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41 back to you in the callback (see below)
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42
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43 setsubediting(se)
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44 give a subediting object to receive the 'startlevelchange' and
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45 'levelchange' messages
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46
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47
0
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48 """
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49 def __init__(self,parent,**kw):
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50 Canvas.__init__(self,parent,**kw)
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51
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52 self.bind("<ButtonPress>", self.press)
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53 self.bind("<Motion>", self.motion)
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54 self.bind("<ButtonRelease>", self.release)
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55 self.bind("<Control-Key-a>", lambda ev: self.selectall())
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56 self.bind("<Control-Key-A>", lambda ev: self.clearselection())
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57 # self.bind("<Control-Shift-Key-a>",self.handlecontrol_a)
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58
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59 self.halo=11 # search radius for clicked items
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60
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61 self.mode=None # as you perform with the mouse, this goes
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62 # from None to 'pressed','rectangle','levelchange', etc
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63
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64 self.alllights=[]
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65 self.selectedlights=[]
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66 self.alllighttags={} # tag: name lookup
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67
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68 self.subeditor = None
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69
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70 def setimage(self,stageimage):
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71 img = Image('photo',file=stageimage)
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72 self.img=img # can't lose this!
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73 print img.width()
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74 self.create_image(0,0,anchor='nw',image=img)
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75 self.config(width=img.width(),height=img.height())
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76
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77 def setsubediting(self,subeditor):
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78 self.subeditor = subeditor
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79
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80 # (17:00:06) drewp: if yes, then self.itemconfigure(tagOrId, text=...)
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81 def updatelightlevel(self, name, level):
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82 tag = self.nametag(name)
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83 self.itemconfigure("level_%s" % tag, text=level)
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84
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85 #
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86 # selection management
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87 #
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88 def updateselectionboxes(self):
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89 "make selection boxes that match self.selectedlights"
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90 self.delete("selectbox")
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91 for l in self.selectedlights:
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92 for c in self.getlightbboxes(l):
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93 self.create_rectangle(c[0]-2,c[1]-2,c[2]+2,c[3]+2,
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94 outline='red',tag="selectbox")
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95
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96 def selectall(self):
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97 self.selectedlights= self.alllights[:]
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98 self.updateselectionboxes()
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99 def clearselection(self):
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100 self.selectedlights=[]
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101 self.updateselectionboxes()
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102
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103 def markfordynselection(self):
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104 """call this before calls to replacedynselection"""
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105 self.origselection = self.selectedlights[:]
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106
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107 def replacedynselection(self,newlightnames,subtract=0):
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108 """as a dynamic selection changes, keep calling this function
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109 with the names of the lights in the dynamic selection. the
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110 original selection (at the time of markfordynselection) will
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111 be shown along with any new lights. if subtract=1, the selection will
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112 be shown MINUS the newlights."""
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113 if subtract==0:
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114 # orig selection plus any newlights that weren't in the orig
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115 # selection
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116 self.selectedlights = self.origselection[:] + \
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117 [l for l in newlightnames if l not in self.origselection]
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118 else:
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119 # orig selection lights except those that are in the newlightnames
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120 # list
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121 self.selectedlights = [l for l in self.origselection
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122 if l not in newlightnames]
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123 self.updateselectionboxes()
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124
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125 def select(self,lightname,select=1): # select=0 for deselect
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126 """select or deselect (select=0) a light by name"""
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127 if select:
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128 if lightname not in self.selectedlights:
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129 self.selectedlights.append(lightname)
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130 elif lightname in self.selectedlights:
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131 self.selectedlights.remove(lightname)
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132
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133 self.updateselectionboxes()
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134
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135 #
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136 # mouse handling
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137 #
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138 def press(self,ev):
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139
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140 self.mode='pressed'
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141 self.mousedownpos=(ev.x,ev.y)
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142 print "click at",self.mousedownpos
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143
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144 button=ev.num
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145 shifted=ev.state & 1
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146 control=ev.state & 4
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147 touching=self.findoverlappinglights((ev.x-self.halo,ev.y-self.halo,
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148 ev.x+self.halo,ev.y+self.halo))
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149 istouching=len(touching)>0
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150
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151 if button==1:
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152 if not istouching:
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153 # clicked in space
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154 if not shifted and not control and len(self.selectedlights)>0:
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155 # either a deselect (if no motion) or a level change (if motion)
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156 self.mode = 'deselect-or-rectangle'
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157 if shifted or control or len(self.selectedlights)==0:
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158 # with shift/control, add/subtract lights to selection
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159 self.startrectangleselect()
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160
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161 else:
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162 # clicked a selectable object
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163 # toggle selection
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164 if touching[0] in self.selectedlights:
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165 if shifted or control:
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166 # deselect
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167 self.select(touching[0],0)
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168 # and do nothing else
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169 self.mode=None
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170 if not shifted:
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171 # select only this light
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172 self.clearselection()
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173 self.select(touching[0])
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174 # and adjust its level
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175 self.startlevelchange()
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176
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177 else:
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178 # clicked a light that wasn't selected
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179 if not shifted:
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180 self.clearselection()
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181 self.select(touching[0])
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182 # and adjust levels now
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183 self.startlevelchange()
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184
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185 if button==3:
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186 self.startlevelchange()
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187
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188 def motion(self,ev):
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189
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190 coords=(ev.x,ev.y)
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191
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192 shifted=ev.state & 1
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193 control=ev.state & 4
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194
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195 if self.mode=='deselect-or-rectangle':
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196 if (coords[0]-self.mousedownpos[0])**2+(coords[1]-self.mousedownpos[1])**2>self.halo**2:
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197 if not shifted and not control:
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198 self.clearselection()
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199 # they moved enough, it's a level change
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200 self.startrectangleselect()
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201
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202
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203 if self.mode=='levelchange':
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204 delta = 1.5 * (self.mousedownpos[1]-ev.y)
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205 if self.subeditor:
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206 self.subeditor.levelchange(self.selectedlights,delta)
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207
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208 if self.mode=='rectangle':
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209 sr = self.find_withtag('selectrect')
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210 if not sr:
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211 # make the selection rectangle
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212 sr=self.create_rectangle( self.mousedownpos[0],
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213 self.mousedownpos[1],coords[0],coords[1],
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214 outlinestipple='gray50',outline='yellow',tag='selectrect')
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215
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216 # move rectangle with mouse
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217 self.coords(sr,*(self.mousedownpos+coords))
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218
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219 # redo the dynselection with the new rectangle
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220 self.replacedynselection(self.findoverlappinglights((self.mousedownpos+coords),1),
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221 subtract=control)
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222
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223 def release(self,ev):
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224 if self.mode:
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225 if self.mode=='rectangle':
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226 self.delete('selectrect')
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227
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228 if self.mode=='deselect-or-rectangle':
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229 # they didn't move enough to promote the mode to level, so
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230 # it's a deselect click
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231 self.clearselection()
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232
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233 self.mode=None
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234
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235 #
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236 # subedit type things (correct me if i'm wrong)
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237 #
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238
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239 def startlevelchange(self):
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240 """sets mode to levelchange AND notifies subeditor. this
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241 should be done exactly once (per mouse drag), when you first
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242 decide the mode is levelchange"""
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243 self.mode='levelchange'
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244 if self.subeditor:
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245 self.subeditor.startlevelchange()
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246 def startrectangleselect(self):
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247 """sets mode to rectangle AND checkpoints the current selection"""
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248 self.mode='rectangle'
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249 self.markfordynselection()
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250 #
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251 # light names vs. canvas object tags
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252 #
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253 def nametag(self,name):
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254 "returns a safe version of the name that won't match other names"
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255 return name.replace(" ","__")
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256
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257 def tagtoname(self,tag):
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258 "finds the real light name for a tag written by nametag()"
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259 return self.alllighttags[tag]
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260
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261 #
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262 # light methods
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263 #
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264 def addlight(self,name,location,aim=None):
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265 tags='light selectable name_%s' % self.nametag(name)
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266
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267 self.create_oval(location[0]-2,location[1]-2,
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268 location[0]+2,location[1]+2,
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269 fill='red',tag=tags+" hotspot")
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270 if aim:
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271 self.create_oval(aim[0]-2,aim[1]-2,
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272 aim[0]+2,aim[1]+2,
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273 fill='blue',tag=tags+" hotspot")
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274 self.create_line(location[0],location[1],aim[0],aim[1],
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275 fill='lightblue', arrow='last',arrowshape="9 15 6",tag='light')
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276
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277 # shadow
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278 self.create_text(location[0]-1,location[1]+6,
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279 anchor='n',text=name,fill='black',
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280 tag=tags,**dict([(k,v)
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281 for k,v in textstyle.items() if k!='fill']))
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282 # text
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283 self.create_text(location[0],location[1]+5,anchor='n',text=name,
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284 tag=tags,**textstyle)
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285
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286 # level
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287 self.create_text(location[0]-2,location[1]+13,anchor='n',
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288 text='0', # will be changed later
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289 tag='level_%s' % self.nametag(name),**textstyle)
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290
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291 self.alllights.append(name)
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292 self.alllighttags[self.nametag(name)]=name
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293
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294 def getlightbboxes(self,tag):
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295 """returns a list of bboxes for a light with a given name_ tag. the
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296 selection mechanism draws around these bboxes to show that a light is
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297 selected"""
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298 bboxes=[]
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299 for o in self.find_withtag("name_%s" % self.nametag(tag)):
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300 if 'hotspot' in self.gettags(o):
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301 bboxes.append(self.bbox(o))
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302 return bboxes
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303
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304 def findoverlappinglights(self,box,enclosed=0):
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305 "returns all the different names for lights that are within (or enclosed by) the box"
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306 lights=[]
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307 if enclosed:
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308 candidates = self.find_enclosed(*box)
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309 else:
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310 candidates = self.find_overlapping(*box)
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311
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312 for o in candidates:
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313 for t in self.gettags(o):
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314 if t.startswith("name_"):
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315 n = self.tagtoname(t[5:])
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316 if n and (n not in lights):
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317 lights.append(n)
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318 return lights
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319
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320
14
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parents: 10
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321 def createlights(s):
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322 s.setimage('guysanddolls.gif')
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parents: 10
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323 s.addlight('desk1',(46, 659), aim=(210, 381))
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drewp
parents: 10
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324 s.addlight('marry1',(78, 661), aim=(398, 428))
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drewp
parents: 10
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325 s.addlight('b13',(110, 661))
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drewp
parents: 10
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326 s.addlight('hotbox1',(147, 657), aim=(402, 327))
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drewp
parents: 10
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327 s.addlight('edge',(179, 651), aim=(116, 441))
95ba7e14d15a new colors
drewp
parents: 10
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328 s.addlight('phone',(214, 652), aim=(651, 417))
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drewp
parents: 10
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329 s.addlight('cuba1',(315, 656), aim=(559, 407))
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drewp
parents: 10
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330 s.addlight('b22',(347, 661), aim=(247, 458))
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drewp
parents: 10
diff changeset
331 s.addlight('b23',(379, 661))
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drewp
parents: 10
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332 s.addlight('b24',(417, 661))
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drewp
parents: 10
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333 s.addlight('b25',(455, 658), aim=(520, 466))
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drewp
parents: 10
diff changeset
334 s.addlight('desk2',(490, 655), aim=(237, 375))
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drewp
parents: 10
diff changeset
335 s.addlight('rock',(571, 655), aim=(286, 304))
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drewp
parents: 10
diff changeset
336 s.addlight('b32',(606, 650))
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drewp
parents: 10
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337 s.addlight('hotbox2',(637, 650), aim=(433, 337))
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drewp
parents: 10
diff changeset
338 s.addlight('b34',(671, 651))
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drewp
parents: 10
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339 s.addlight('marry2',(703, 651), aim=(429, 426))
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drewp
parents: 10
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340 s.addlight('cuba2',(733, 652), aim=(602, 408))
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drewp
parents: 10
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341
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parents: 10
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342 s.addlight('sidefill1',(115, 473),aim=(228, 423))
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drewp
parents: 10
diff changeset
343 s.addlight('sidefill2',(617, 475),aim=(526, 425))
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drewp
parents: 10
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344
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drewp
parents: 10
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345 s.addlight('cycright',(485, 164),(483, 109))
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drewp
parents: 10
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346 s.addlight('cycleft',(330, 154),(333, 108))
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drewp
parents: 10
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347
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drewp
parents: 10
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348 s.addlight('upfill1',(275, 325),(262, 237))
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drewp
parents: 10
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349 s.addlight('upfill2',(333, 326),(330, 229))
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drewp
parents: 10
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350 s.addlight('upfill3',(473, 325),(454, 226))
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drewp
parents: 10
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351 s.addlight('upfill4',(541, 325),(528, 223))
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drewp
parents: 10
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352
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parents: 10
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353 s.addlight('god',(369,549))
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drewp
parents: 10
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354
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drewp
parents: 10
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355 s.addlight('patio1',(42, 560),(12, 512))
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drewp
parents: 10
diff changeset
356 s.addlight('patio2',(675, 553),(793, 514))
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drewp
parents: 10
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357
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parents: 10
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358 s.addlight('hotback',(413, 476),(414, 396))
10
533ac835083f some real lights
drewp
parents: 8
diff changeset
359
53
032b2b67bc10 result of July 7th on-site editing
dmcc
parents: 51
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360 s.addlight('main 2',(120, 563) ,aim=(241, 472))
032b2b67bc10 result of July 7th on-site editing
dmcc
parents: 51
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361 s.addlight('main 3',(162, 562) ,aim=(140, 425))
032b2b67bc10 result of July 7th on-site editing
dmcc
parents: 51
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362 s.addlight('main 4',(208, 560) ,aim=(342, 423))
032b2b67bc10 result of July 7th on-site editing
dmcc
parents: 51
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363 s.addlight('main 5',(259, 558) ,aim=(433, 450))
032b2b67bc10 result of July 7th on-site editing
dmcc
parents: 51
diff changeset
364 s.addlight('main 7',(494, 551) ,aim=(420, 458))
032b2b67bc10 result of July 7th on-site editing
dmcc
parents: 51
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365 s.addlight('main 8',(528, 554) ,aim=(503, 477))
032b2b67bc10 result of July 7th on-site editing
dmcc
parents: 51
diff changeset
366 s.addlight('main 9',(559, 554) ,aim=(544, 479))
032b2b67bc10 result of July 7th on-site editing
dmcc
parents: 51
diff changeset
367 s.addlight('main 10',(597, 556),aim=(339, 444))
032b2b67bc10 result of July 7th on-site editing
dmcc
parents: 51
diff changeset
368 s.addlight('main 11',(636, 556),aim=(449, 409))
032b2b67bc10 result of July 7th on-site editing
dmcc
parents: 51
diff changeset
369
65
67a1fa40924f fixed some names to match primary names in patch
drewp
parents: 62
diff changeset
370 s.addlight('side r', (785, 609))
67a1fa40924f fixed some names to match primary names in patch
drewp
parents: 62
diff changeset
371 s.addlight('side l', (8, 613))
53
032b2b67bc10 result of July 7th on-site editing
dmcc
parents: 51
diff changeset
372
69
ab0be21b549b result of 7.9.2002 rehearsal
dmcc
parents: 65
diff changeset
373 s.addlight('cafe1',(174, 476))
ab0be21b549b result of 7.9.2002 rehearsal
dmcc
parents: 65
diff changeset
374 s.addlight('cafe2',(584, 475))
ab0be21b549b result of 7.9.2002 rehearsal
dmcc
parents: 65
diff changeset
375 s.addlight('dream',(329, 477),aim=(267, 309))
ab0be21b549b result of 7.9.2002 rehearsal
dmcc
parents: 65
diff changeset
376 s.addlight('xmas',(555, 56),aim=(438, 284))
ab0be21b549b result of 7.9.2002 rehearsal
dmcc
parents: 65
diff changeset
377
ab0be21b549b result of 7.9.2002 rehearsal
dmcc
parents: 65
diff changeset
378 for y,col in ((300,'red'),(333,'blue'),(364,'gree'),(407,'oran')):
ab0be21b549b result of 7.9.2002 rehearsal
dmcc
parents: 65
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379 for i in range(1,5):
ab0be21b549b result of 7.9.2002 rehearsal
dmcc
parents: 65
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380 s.addlight('%s%s' % (col,i),(726+10*i,y))
ab0be21b549b result of 7.9.2002 rehearsal
dmcc
parents: 65
diff changeset
381
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parents: 10
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382 if __name__=='__main__':
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383 root=Tk()
44
6540879e336e fixed Stage a lot: ctrl-drag subtracts from selection; ctrl-a/ctrl-A select all/none;
drewp
parents: 37
diff changeset
384 root.tk_focusFollowsMouse()
14
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parents: 10
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385 root.wm_geometry("+376+330")
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parents: 10
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386 s=Stage(root)
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parents: 10
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387 s.setimage('guysanddolls.gif')
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parents: 10
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388 s.pack()
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parents: 10
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389
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drewp
parents: 10
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390 createlights(s)
44
6540879e336e fixed Stage a lot: ctrl-drag subtracts from selection; ctrl-a/ctrl-A select all/none;
drewp
parents: 37
diff changeset
391
6540879e336e fixed Stage a lot: ctrl-drag subtracts from selection; ctrl-a/ctrl-A select all/none;
drewp
parents: 37
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392 class subediting_standin:
6540879e336e fixed Stage a lot: ctrl-drag subtracts from selection; ctrl-a/ctrl-A select all/none;
drewp
parents: 37
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393 def startlevelchange(self):
6540879e336e fixed Stage a lot: ctrl-drag subtracts from selection; ctrl-a/ctrl-A select all/none;
drewp
parents: 37
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394 print "start lev change"
6540879e336e fixed Stage a lot: ctrl-drag subtracts from selection; ctrl-a/ctrl-A select all/none;
drewp
parents: 37
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395 def levelchange(self,lights,delta):
6540879e336e fixed Stage a lot: ctrl-drag subtracts from selection; ctrl-a/ctrl-A select all/none;
drewp
parents: 37
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396 print "change",lights,delta
6540879e336e fixed Stage a lot: ctrl-drag subtracts from selection; ctrl-a/ctrl-A select all/none;
drewp
parents: 37
diff changeset
397 s.setsubediting(subediting_standin())
6540879e336e fixed Stage a lot: ctrl-drag subtracts from selection; ctrl-a/ctrl-A select all/none;
drewp
parents: 37
diff changeset
398
14
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parents: 10
diff changeset
399 root.mainloop()