light9 Changeset - 76e326329610

Changeset - 76e326329610

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drewp@bigasterisk.com - 20 years ago 2005-06-13 03:15:10
drewp@bigasterisk.com

working on changing cursors in curvecalc. nothing to see yet

2 files changed with 39 insertions and 12 deletions:

light9/cursors.py

light9/curve.py

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light9/cursors.py

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@@ new file 100644 @@
 import logging
 log = logging.getLogger("cursors")
 # accept ascii images, read file images, add hotspots, read xbm as
 # cursor with @filename form
 _pushed = {} # widget : [old, .., newest]
 def push(widget,new_cursor):
     global _pushed
     _pushed.setdefault(widget,[]).append(widget.cget("cursor"))
 def pop(widget):
     global _pushed
     try:
         c = _pushed[widget].pop(-1)
     except IndexError:
         log.debug("cursor pop from empty stack")
         return
     widget.config(cursor=c)

light9/curve.py

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@@ @@ -5,7 +5,7 @@ import Tkinter as tk @@
 from dispatch import dispatcher
 import run_local
 from light9 import Submaster, dmxclient, networking
+from light9 import Submaster, dmxclient, networking, cursors
 from light9.TLUtility import make_attributes_from_args
 from light9.dmxchanedit import gradient
@@ @@ -57,16 +57,18 @@ class RegionZoom: @@
         for evtype, method in [("ButtonPress-1",self.press),
                                ("Motion",self.motion),
                                ("ButtonRelease",self.release)]:
+                               ("ButtonRelease-1",self.release)]:
             canvas.bind("<Control-Alt-%s>" % evtype, method)
             if evtype != "ButtonPress-1":
                 canvas.bind("<%s>" % evtype, method)
         canvas.bind("<Leave>", self.finish)
         self.start_t = None
         self.start_t = self.old_cursor = None
         self.state = None
     def press(self,ev):
-        if self.start_t is not None:
+        if self.state is not None:
             self.finish()
         self.state = "buttonpress"
         self.start_t = self.end_t = self.world_from_screen(ev.x,0)[0]
         self.start_x = ev.x
@@ @@ -79,11 +81,12 @@ class RegionZoom: @@
         # will fail for reasons i don't understand
         self.updatelines()
         self.old_cursor = can.cget("cursor")
         #xcursorgen
         can.config(cursor="@/home/drewp/projects/light9/cout red")
         cursors.push(can, "@/home/drewp/projects/light9/cursor1.xbm")
     def updatelines(self):
         # better would be a gray25 rectangle over the region
         can = self.canvas
         pos_x = {}
         height = can.winfo_height()
@@ @@ -98,14 +101,14 @@ class RegionZoom: @@
                        pos_x['end_t'], frac * height)
     def motion(self,ev):
-        if self.start_t is None:
+        if self.state != "buttonpress":
             return
         self.end_t = self.world_from_screen(ev.x,0)[0]
         self.updatelines()
     def release(self,ev):
-        if self.start_t is None:
+        if self.state != "buttonpress":
             return
         if abs(self.start_x - ev.x) < 10:
@@ @@ -126,9 +129,11 @@ class RegionZoom: @@
         self.finish()
     def finish(self, *ev):
         self.canvas.delete("regionzoom")
         self.start_t = None
         self.canvas.config(cursor=self.old_cursor)
         if self.state is not None:
             self.state = None
             self.canvas.delete("regionzoom")
             self.start_t = None
             cursors.pop(self.canvas)
 class Curveview(tk.Canvas):
     def __init__(self,master,curve,**kw):

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