annotate pyink/frameline.py @ 945:8db3dd03508f

Draw line to connect continious tween frames
author Thinker K.F. Li <thinker@codemud.net>
date Tue, 16 Nov 2010 12:51:53 +0800
parents b0edd13779ee
children f82ac6740a32
rev   line source
944
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
1 import pygtk
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
2 pygtk.require("2.0")
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
3 import gtk
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
4 import gtk.gdk
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
5 import gobject
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
6
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
7 def color_to_rgb(v):
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
8 return (((v >> 16) & 0xff) * 65535 / 0xff,
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
9 ((v >> 8) & 0xff) * 65535 / 0xff,
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
10 (v & 0xff) * 65535 / 0xff)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
11
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
12 class keyframe(object):
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
13 def __init__(self, frame_idx):
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
14 self.idx = frame_idx
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
15 self.left_tween = False
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
16 self.right_tween = False
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
17 self.right_tween_type = 0
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
18 pass
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
19 pass
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
20
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
21 ## Show frame status of a layer
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
22 #
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
23 class frameline(gtk.DrawingArea):
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
24 _type_id = 0
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
25 _frame_width = 10 # Width for each frame is 10 pixels
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
26 _select_color = 0xee2222 # color of border of selected frame
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
27 _key_mark_color = 0x000000 # color of marks for key frames.
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
28 _key_mark_sz = 4 # width and height of a key frame mark
945
8db3dd03508f Draw line to connect continious tween frames
Thinker K.F. Li <thinker@codemud.net>
parents: 944
diff changeset
29 _tween_color = 0x808080 # color of tween line
944
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
30 _tween_bgcolors = [0x80ff80, 0xff8080] # bg colors of tween frames
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
31 # Colors for normal frames
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
32 _normal_bgcolors = [0xffffff, 0xffffff, 0xffffff, 0xffffff, 0xcccccc]
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
33 _normal_border = 0xaaaaaa # border color of normal frames.
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
34 _active_border = 0xff3030 # border color of an active frame
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
35
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
36 def __new__(clz, *args):
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
37 if not frameline._type_id:
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
38 frameline._type_id = gobject.type_register(frameline)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
39 pass
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
40 fl_obj = gobject.new(frameline._type_id)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
41 return fl_obj
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
42
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
43 def __init__(self, num_frames=20):
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
44 self.connect('expose_event', self._fl_expose)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
45 self._num_frames = num_frames
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
46 self._keys = []
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
47 self._active_frame = -1
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
48 pass
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
49
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
50 def _fl_expose(self, widget, event):
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
51 print 'Expose %s' % (repr(event))
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
52 win = self.window
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
53 x, y, w, h, depth = win.get_geometry()
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
54 print ' Geometry of window: %dx%d+%d+%d' % (w, h, x, y)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
55 self.update()
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
56 pass
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
57
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
58 def _draw_tween(self, first_key, last_key):
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
59 win = self.window
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
60 w_x, w_y, w_w, w_h, depth = win.get_geometry()
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
61
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
62 #
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
63 # Get background color of a tween
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
64 #
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
65 bg_idx = first_key.right_tween_type
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
66 bg_color_v = self._tween_bgcolors[bg_idx]
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
67 bg_color_rgb = color_to_rgb(bg_color_v)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
68 bg_color = gtk.gdk.Color(*bg_color_rgb)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
69
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
70 gc = self._gc
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
71 gc.set_rgb_fg_color(bg_color)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
72
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
73 draw_x = first_key.idx * self._frame_width + 1
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
74 draw_w = (last_key.idx - first_key.idx + 1) * self._frame_width - 1
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
75
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
76 win.draw_rectangle(gc, True, draw_x, 0, draw_w, w_h)
945
8db3dd03508f Draw line to connect continious tween frames
Thinker K.F. Li <thinker@codemud.net>
parents: 944
diff changeset
77
8db3dd03508f Draw line to connect continious tween frames
Thinker K.F. Li <thinker@codemud.net>
parents: 944
diff changeset
78 #
8db3dd03508f Draw line to connect continious tween frames
Thinker K.F. Li <thinker@codemud.net>
parents: 944
diff changeset
79 # Set color of tween line
8db3dd03508f Draw line to connect continious tween frames
Thinker K.F. Li <thinker@codemud.net>
parents: 944
diff changeset
80 #
8db3dd03508f Draw line to connect continious tween frames
Thinker K.F. Li <thinker@codemud.net>
parents: 944
diff changeset
81 line_v = self._tween_color
8db3dd03508f Draw line to connect continious tween frames
Thinker K.F. Li <thinker@codemud.net>
parents: 944
diff changeset
82 line_rgb = color_to_rgb(line_v)
8db3dd03508f Draw line to connect continious tween frames
Thinker K.F. Li <thinker@codemud.net>
parents: 944
diff changeset
83 line_color = gtk.gdk.Color(*line_rgb)
8db3dd03508f Draw line to connect continious tween frames
Thinker K.F. Li <thinker@codemud.net>
parents: 944
diff changeset
84 gc.set_rgb_fg_color(line_color)
8db3dd03508f Draw line to connect continious tween frames
Thinker K.F. Li <thinker@codemud.net>
parents: 944
diff changeset
85
8db3dd03508f Draw line to connect continious tween frames
Thinker K.F. Li <thinker@codemud.net>
parents: 944
diff changeset
86 #
8db3dd03508f Draw line to connect continious tween frames
Thinker K.F. Li <thinker@codemud.net>
parents: 944
diff changeset
87 # Draw tween line
8db3dd03508f Draw line to connect continious tween frames
Thinker K.F. Li <thinker@codemud.net>
parents: 944
diff changeset
88 #
8db3dd03508f Draw line to connect continious tween frames
Thinker K.F. Li <thinker@codemud.net>
parents: 944
diff changeset
89 line_x1 = (first_key.idx + 0.5) * self._frame_width
8db3dd03508f Draw line to connect continious tween frames
Thinker K.F. Li <thinker@codemud.net>
parents: 944
diff changeset
90 line_x2 = line_x1 + (last_key.idx - first_key.idx) * self._frame_width
8db3dd03508f Draw line to connect continious tween frames
Thinker K.F. Li <thinker@codemud.net>
parents: 944
diff changeset
91 line_y = w_h * 2 / 3
8db3dd03508f Draw line to connect continious tween frames
Thinker K.F. Li <thinker@codemud.net>
parents: 944
diff changeset
92 win.draw_line(gc, line_x1, line_y, line_x2, line_y)
944
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
93 pass
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
94
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
95 def _draw_frame(self, idx):
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
96 win = self.window
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
97 w_x, w_y, w_w, w_h, depth = win.get_geometry()
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
98
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
99 gc = self._gc
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
100 bg_idx = idx % len(self._normal_bgcolors)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
101 rgb = color_to_rgb(self._normal_bgcolors[bg_idx])
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
102 color = gtk.gdk.Color(*rgb)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
103 gc.set_rgb_fg_color(color)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
104
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
105 f_x = self._frame_width * idx
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
106 win.draw_rectangle(gc, True, f_x + 1, 0, self._frame_width, w_h)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
107 next_f_x = f_x + self._frame_width
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
108
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
109 border_rgb = color_to_rgb(self._normal_border)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
110 border_color = gtk.gdk.Color(*border_rgb)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
111 gc.set_rgb_fg_color(border_color)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
112 gc.set_line_attributes(1, gtk.gdk.LINE_SOLID,
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
113 gtk.gdk.CAP_BUTT, gtk.gdk.JOIN_MITER)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
114 win.draw_line(gc, next_f_x, 0, next_f_x, w_h)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
115 pass
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
116
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
117 def _draw_frames(self):
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
118 win = self.window
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
119 gc = gtk.gdk.GC(win)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
120 self._gc = gc
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
121
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
122 i = 0
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
123 key_i = 0
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
124 try:
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
125 key = self._keys[key_i]
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
126 except IndexError:
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
127 key = keyframe(self._num_frames)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
128 pass
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
129 num_frames = self._num_frames
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
130 while i < num_frames:
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
131 if key.idx == i:
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
132 #
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
133 # Skip tween keys
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
134 #
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
135 first_tween_key = key
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
136 while key.idx == i or key.left_tween:
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
137 last_tween_key = key
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
138 key_i = key_i + 1
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
139 try:
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
140 key = self._keys[key_i]
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
141 except IndexError:
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
142 key = keyframe(self._num_frames)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
143 pass
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
144 pass
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
145
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
146 if first_tween_key != last_tween_key:
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
147 self._draw_tween(first_tween_key, last_tween_key)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
148
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
149 i = last_tween_key.idx + 1
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
150 pass
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
151 else:
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
152 self._draw_frame(i)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
153 i = i + 1
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
154 pass
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
155 pass
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
156 pass
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
157
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
158 def _draw_keyframes(self):
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
159 win = self.window
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
160 w_x, w_y, w_w, w_h, depth = win.get_geometry()
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
161
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
162 color_v = self._key_mark_color
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
163 color_rgb = color_to_rgb(color_v)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
164 color = gtk.gdk.Color(*color_rgb)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
165
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
166 gc = self._gc
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
167 gc.set_rgb_fg_color(color)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
168
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
169 for key in self._keys:
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
170 mark_sz = self._key_mark_sz
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
171 mark_x = int((key.idx + 0.5) * self._frame_width - mark_sz / 2)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
172 mark_y = w_h * 2 / 3 - mark_sz / 2
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
173
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
174 win.draw_rectangle(gc, True, mark_x, mark_y, mark_sz, mark_sz)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
175 pass
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
176 pass
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
177
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
178 def _draw_active(self):
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
179 win = self.window
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
180 w_x, w_y, w_w, w_h, depth = win.get_geometry()
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
181
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
182 color_v = self._active_border
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
183 color_rgb = color_to_rgb(color_v)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
184 color = gtk.gdk.Color(*color_rgb)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
185
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
186 gc = self._gc
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
187 gc.set_rgb_fg_color(color)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
188
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
189 idx = self._active_frame
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
190 line_x1 = idx * self._frame_width
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
191 line_x2 = line_x1 + self._frame_width
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
192
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
193 win.draw_line(gc, line_x1, 0, line_x1, w_h)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
194 win.draw_line(gc, line_x2, 0, line_x2, w_h)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
195 pass
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
196
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
197 def update(self):
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
198 win = self.window
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
199 x, y, w, h, depth = win.get_geometry()
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
200
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
201 self._draw_frames()
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
202 self._draw_keyframes()
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
203 if self._active_frame != -1:
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
204 self._draw_active()
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
205 pass
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
206 pass
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
207
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
208 def add_keyframe(self, idx):
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
209 key_indic = [key.idx for key in self._keys]
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
210 if idx in key_indic:
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
211 return
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
212
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
213 key_indic.append(idx)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
214 key_indic.sort()
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
215 insert_pos = key_indic.index(idx)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
216
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
217 key = keyframe(idx)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
218 self._keys[insert_pos:insert_pos] = [key]
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
219 if insert_pos > 0 and self._keys[insert_pos - 1].right_tween:
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
220 key.left_tween = True
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
221 pass
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
222 if insert_pos < (len(self._keys) - 1) and \
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
223 self._keys[insert_pos + 1].left_tween:
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
224 key.right_tween = True
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
225 pass
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
226 pass
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
227
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
228 ## Tween the key frame specified by an index and the frame at right.
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
229 #
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
230 # \see http://www.entheosweb.com/Flash/shape_tween.asp
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
231 def tween(self, idx, _type=0):
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
232 key_indic = [key.idx for key in self._keys]
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
233 pos = key_indic.index(idx)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
234 key = self._keys[pos]
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
235
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
236 try:
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
237 right_key = self._keys[pos + 1]
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
238 except IndexError:
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
239 raise ValueError, 'No right key frame'
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
240
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
241 key.right_tween = True
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
242 right_key.left_tween = True
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
243 key.right_tween_type = _type
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
244 pass
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
245
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
246 ## Set active frame
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
247 #
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
248 # The active frame is the frame that is working on.
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
249 #
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
250 def active_frame(self, idx):
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
251 if idx < 0 or idx >= self._num_frames:
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
252 raise IndexError, 'value of index (%d) is out of range' % (idx)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
253
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
254 self._active_frame = idx
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
255 pass
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
256
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
257 def deactive(self):
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
258 self._active_frame = -1
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
259 pass
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
260
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
261 def set_num_frames(self, num):
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
262 self._num_frames = num
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
263 pass
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
264
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
265 def __len__(self):
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
266 return self._num_frames
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
267 pass
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
268
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
269 if __name__ == '__main__':
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
270 window = gtk.Window(gtk.WINDOW_TOPLEVEL)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
271 fl = frameline(40)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
272 fl.set_size_request(300, 30)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
273 fl.add_keyframe(3)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
274 fl.add_keyframe(9)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
275 fl.add_keyframe(15)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
276 fl.add_keyframe(20)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
277 fl.tween(3)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
278 fl.tween(15, 1)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
279 fl.active_frame(15)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
280 print 'num of frames: %d' % (len(fl))
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
281
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
282 window.add(fl)
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
283 fl.show()
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
284 window.show()
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
285 gtk.main()
b0edd13779ee Implement a frameline widget
Thinker K.F. Li <thinker@codemud.net>
parents:
diff changeset
286 pass