#!/usr/bin/env python
import cairo
import sys
import re
import gtk
class DataRange:
def __init__ (self, start = 0, end = 0, value = ''):
self.start = start
self.end = end
self.value = value
class EventString:
def __init__ (self, at = 0, value = ''):
self.at = at
self.value = value
class EventFloat:
def __init__ (self, at = 0, value = 0.0):
self.at = at
self.value = value
class EventInt:
def __init__ (self, at = 0, value = 0.0):
self.at = at
self.value = value
def ranges_cmp (a, b):
return a.start - b.start
def events_cmp (a,b):
return a.at - b.at
class TimelineDataRange:
def __init__ (self, name = ''):
self.name = name
self.ranges = []
return
def __search (self, key):
l = 0
u = len (self.ranges)-1
while l <= u:
i = int ((l+u)/2)
if key >= self.ranges[i].start and key <= self.ranges[i].end:
return i
elif key < self.ranges[i].start:
u = i - 1
else:
# key > self.ranges[i].end
l = i + 1
return -1
def add_range (self, range):
self.ranges.append (range)
def get_all (self):
return self.ranges
def get_ranges (self, start, end):
s = self.__search (start)
e = self.__search (end)
if s == -1 and e == -1:
return []
elif s == -1:
return self.ranges[0:e+1]
elif e == -1:
return self.ranges[s:len (self.ranges)]
else:
return self.ranges[s:e+1]
def get_ranges_bounds (self, start, end):
s = self.__search (start)
e = self.__search (end)
if s == -1 and e == -1:
return (0,0)
elif s == -1:
return (0,e+1)
elif e == -1:
return (s, len (self.ranges))
else:
return (s,e+1)
def sort (self):
self.ranges.sort (ranges_cmp)
def get_bounds (self):
if len (self.ranges) > 0:
lo = self.ranges[0].start
hi = self.ranges[len (self.ranges)-1].end
return (lo, hi)
else:
return (0,0)
class TimelineEvent:
def __init__ (self, name = ''):
self.name = name
self.events = []
def __search (self, key):
l = 0
u = len (self.events)-1
while l <= u:
i = int ((l+u)/2)
if key == self.events[i].at:
return i
elif key < self.events[i].at:
u = i - 1
else:
# key > self.events[i].at
l = i + 1
return l
def add_event (self, event):
self.events.append (event)
def get_events (self, start, end):
s = self.__search (start)
e = self.__search (end)
return self.events[s:e+1]
def get_events_bounds (self, start, end):
s = self.__search (start)
e = self.__search (end)
return (s, e+1)
def sort (self):
self.events.sort (events_cmp)
def get_bounds (self):
if len (self.events) > 0:
lo = self.events[0].at
hi = self.events[-1].at
return (lo,hi)
else:
return (0,0)
class Timeline:
def __init__ (self, name = ''):
self.ranges = []
self.event_str = []
self.event_int = []
self.name = name
def get_range (self, name):
for range in self.ranges:
if range.name == name:
return range
timeline = TimelineDataRange (name)
self.ranges.append (timeline)
return timeline
def get_event_str (self, name):
for event_str in self.event_str:
if event_str.name == name:
return event_str
timeline = TimelineEvent (name)
self.event_str.append (timeline)
return timeline
def get_event_int (self, name):
for event_int in self.event_int:
if event_int.name == name:
return event_int
timeline = TimelineEvent (name)
self.event_int.append (timeline)
return timeline
def get_ranges (self):
return self.ranges
def get_events_str (self):
return self.event_str
def get_events_int (self):
return self.event_int
def sort (self):
for range in self.ranges:
range.sort ()
for event in self.event_int:
event.sort ()
for event in self.event_str:
event.sort ()
def get_bounds (self):
lo = 0
hi = 0
for range in self.ranges:
(range_lo, range_hi) = range.get_bounds ()
if range_lo < lo:
lo = range_lo
if range_hi > hi:
hi = range_hi
for event_str in self.event_str:
(ev_lo, ev_hi) = event_str.get_bounds ()
if ev_lo < lo:
lo = ev_lo
if ev_hi > hi:
hi = ev_hi
for event_int in self.event_int:
(ev_lo, ev_hi) = event_int.get_bounds ()
if ev_lo < lo:
lo = ev_lo
if ev_hi > hi:
hi = ev_hi
return (lo, hi)
class Timelines:
def __init__ (self):
self.timelines = []
def get (self, name):
for timeline in self.timelines:
if timeline.name == name:
return timeline
timeline = Timeline (name)
self.timelines.append (timeline)
return timeline
def get_all (self):
return self.timelines
def sort (self):
for timeline in self.timelines:
timeline.sort ()
def get_bounds (self):
lo = 0
hi = 0
for timeline in self.timelines:
(t_lo, t_hi) = timeline.get_bounds ()
if t_lo < lo:
lo = t_lo
if t_hi > hi:
hi = t_hi
return (lo, hi)
def get_all_range_values (self):
range_values = {}
for timeline in self.timelines:
for ranges in timeline.get_ranges ():
for ran in ranges.get_all ():
range_values[ran.value] = 1
return range_values.keys ()
class Color:
def __init__ (self, r = 0.0, g = 0.0, b = 0.0):
self.r = r
self.g = g
self.b = b
def set (self, r, g, b):
self.r = r
self.g = g
self.b = b
class Colors:
# XXX add more
default_colors = [Color (1,0,0), Color (0,1,0), Color (0,0,1),Color (1,1,0), Color(1,0,1), Color (0,1,1)]
def __init__ (self):
self.__colors = {}
def add (self, name, color):
self.__colors[name] = color
def lookup (self, name):
if not self.__colors.has_key (name):
self.add (name, self.default_colors.pop ())
return self.__colors.get(name)
class TopLegendRenderer:
def __init__ (self):
self.__padding = 10
def set_padding (self, padding):
self.__padding = padding
def set_legends (self, legends, colors):
self.__legends = legends
self.__colors = colors
def layout (self, width):
self.__width = width
surface = cairo.ImageSurface(cairo.FORMAT_ARGB32, 1,1)
ctx = cairo.Context(surface)
line_height = 0
total_height = self.__padding
line_used = self.__padding
for legend in self.__legends:
(t_width, t_height) = ctx.text_extents (legend)[2:4]
item_width = self.__padding + self.__padding + t_width + self.__padding
item_height = t_height + self.__padding
if item_height > line_height:
line_height = item_height
if line_used + item_width > self.__width:
line_used = self.__padding + item_width
total_height += line_height
else:
line_used += item_width
x = line_used - item_width
total_height += line_height
self.__height = total_height
def get_height (self):
return self.__height
def draw (self, ctx):
i = 0
line_height = 0
total_height = self.__padding
line_used = self.__padding
for legend in self.__legends:
(t_width, t_height) = ctx.text_extents (legend)[2:4]
item_width = self.__padding + self.__padding + t_width + self.__padding
item_height = t_height + self.__padding
if item_height > line_height:
line_height = item_height
if line_used + item_width > self.__width:
line_used = self.__padding + item_width
total_height += line_height
else:
line_used += item_width
x = line_used - item_width
ctx.rectangle (x, total_height, self.__padding, self.__padding)
ctx.set_source_rgb (0,0,0)
ctx.set_line_width (2)
ctx.stroke_preserve ()
ctx.set_source_rgb (self.__colors[i].r,
self.__colors[i].g,
self.__colors[i].b)
ctx.fill ()
ctx.move_to (x+self.__padding*2, total_height+t_height)
ctx.set_source_rgb (0,0,0)
ctx.show_text (legend)
i += 1
return
class TimelinesRenderer:
def __init__ (self):
self.padding = 10
return
def get_height (self):
return self.height
def set_timelines (self, timelines, colors):
self.timelines = timelines
self.colors = colors
def set_render_range (self, start, end):
self.start = start
self.end = end
def get_data_x_start (self):
return self.padding / 2 + self.left_width + self.padding + self.right_width + self.padding/2
def layout (self, width):
surface = cairo.ImageSurface(cairo.FORMAT_ARGB32, 1,1)
ctx = cairo.Context(surface)
max_text_height = ctx.text_extents ("ABCDEFGHIJKLMNOPQRSTUVWXYZabcedefghijklmnopqrstuvwxyz0123456789")[3]
left_width = 0
right_width = 0
left_n_lines = 0
range_n = 0
eventint_n = 0
eventstr_n = 0
for timeline in self.timelines.get_all ():
left_n_lines += 1
t_width = ctx.text_extents (timeline.name)[2]
left_width = max (left_width, t_width)
for rang in timeline.get_ranges ():
t_width = ctx.text_extents (rang.name)[2]
right_width = max (right_width, t_width)
range_n += 1
for events_int in timeline.get_events_int ():
t_width = ctx.text_extents (events_int.name)[2]
right_width = max (right_width, t_width)
eventint_n += 1
for events_str in timeline.get_events_str ():
t_width = ctx.text_extents (events_str.name)[2]
right_width = max (right_width, t_width)
eventstr_n += 1
left_height = left_n_lines * max_text_height + (left_n_lines - 1) * self.padding
right_n_lines = range_n + eventint_n + eventstr_n
right_height = (right_n_lines - 1) * self.padding + right_n_lines * max_text_height
right_data_height = (eventint_n + eventstr_n) * (max_text_height + 5) + range_n * 10
right_data_height += (right_n_lines - 1) * self.padding
height = max (left_height, right_height)
height = max (height, right_data_height)
self.left_width = left_width
self.right_width = right_width
self.max_text_height = max_text_height
self.width = width
self.height = height + self.padding
def draw_line (self, ctx, x, y, width, height):
ctx.move_to (x, y)
ctx.rel_line_to (width, height)
ctx.close_path ()
ctx.set_operator (cairo.OPERATOR_SOURCE)
ctx.set_line_width (1.0)
ctx.set_source_rgb (0,0,0)
ctx.stroke ()
def draw_events (self, ctx, events, x, y, width, height):
if (self.grey_background % 2) == 0:
ctx.rectangle (x, y-self.padding/2,
width, height+self.padding)
ctx.set_source_rgb (0.9,0.9,0.9)
ctx.fill ()
last_x_drawn = int (x)
(lo, hi) = events.get_events_bounds (self.start, self.end)
for event in events.events[lo:hi]:
real_x = int (x + (event.at - self.start) * width / (self.end - self.start))
if real_x > last_x_drawn+2:
ctx.rectangle (real_x, y, 1, 1)
ctx.set_source_rgb (1,0,0)
ctx.stroke ()
ctx.move_to (real_x, y+self.max_text_height)
ctx.set_source_rgb (0,0,0)
ctx.show_text (str (event.value))
last_x_drawn = real_x
self.grey_background += 1
def draw_ranges (self, ctx, ranges, x, y, width, height):
if (self.grey_background % 2) == 0:
ctx.rectangle (x, y-self.padding/2,
width, height+self.padding)
ctx.set_source_rgb (0.9,0.9,0.9)
ctx.fill ()
last_x_drawn = int (x-1)
(lo, hi) = ranges.get_ranges_bounds (self.start, self.end)
for data_range in ranges.ranges[lo:hi]:
s = max (data_range.start, self.start)
e = min (data_range.end, self.end)
x_start = int (x + (s - self.start) * width / (self.end - self.start))
x_end = int (x + (e - self.start) * width / (self.end - self.start))
if x_end > last_x_drawn:
ctx.rectangle (x_start, y, x_end - x_start, 10)
ctx.set_source_rgb (0,0,0)
ctx.stroke_preserve ()
color = self.colors.lookup (data_range.value)
ctx.set_source_rgb (color.r, color.g, color.b)
ctx.fill ()
last_x_drawn = x_end
self.grey_background += 1
def draw (self, ctx):
timeline_top = 0
top_y = self.padding / 2
left_x_start = self.padding / 2
left_x_end = left_x_start + self.left_width
right_x_start = left_x_end + self.padding
right_x_end = right_x_start + self.right_width
data_x_start = right_x_end + self.padding /2
data_x_end = self.width
data_width = data_x_end - data_x_start
cur_y = top_y
self.draw_line (ctx, 0, 0, self.width, 0)
self.grey_background = 1
for timeline in self.timelines.get_all ():
(y_bearing,t_width,t_height) = ctx.text_extents (timeline.name)[1:4]
ctx.move_to (left_x_start, cur_y + self.max_text_height - (t_height+y_bearing))
ctx.show_text (timeline.name);
for events_int in timeline.get_events_int ():
(y_bearing, t_width, t_height) = ctx.text_extents (events_int.name)[1:4]
ctx.move_to (right_x_start, cur_y + self.max_text_height - (t_height+y_bearing))
ctx.show_text (events_int.name)
self.draw_events (ctx, events_int, data_x_start, cur_y, data_width, self.max_text_height+5)
cur_y += self.max_text_height + 5 + self.padding
self.draw_line (ctx, right_x_start-self.padding/2, cur_y - self.padding / 2,
self.right_width + self.padding, 0)
for events_str in timeline.get_events_str ():
(y_bearing, t_width, t_height) = ctx.text_extents (events_str.name)[1:4]
ctx.move_to (right_x_start, cur_y + self.max_text_height - (t_height+y_bearing))
ctx.show_text (events_str.name)
self.draw_events (ctx, events_str, data_x_start, cur_y, data_width, self.max_text_height+5)
cur_y += self.max_text_height + 5 + self.padding
self.draw_line (ctx, right_x_start-self.padding/2, cur_y - self.padding / 2,
self.right_width + self.padding, 0)
for ranges in timeline.get_ranges ():
(y_bearing, t_width, t_height) = ctx.text_extents (ranges.name)[1:4]
ctx.move_to (right_x_start, cur_y + self.max_text_height - (t_height+y_bearing))
ctx.show_text (ranges.name)
self.draw_ranges (ctx, ranges, data_x_start, cur_y, data_width, 10)
cur_y += self.max_text_height + self.padding
self.draw_line (ctx, right_x_start-self.padding/2, cur_y - self.padding / 2,
self.right_width + self.padding, 0)
self.draw_line (ctx, 0, cur_y - self.padding / 2,
self.width, 0)
bot_y = cur_y - self.padding / 2
self.draw_line (ctx, left_x_end+self.padding/2, 0,
0, bot_y)
self.draw_line (ctx, right_x_end+self.padding/2, 0,
0, bot_y)
return
class ScaleRenderer:
def __init__ (self):
self.__top = 0
return
def set_bounds (self, lo, hi):
self.__lo = lo
self.__hi = hi
def get_position (self, x):
real_x = (x - self.__lo ) * self.__width / (self.__hi - self.__lo)
return real_x
def set_top (self):
self.__top = 1
def set_bot (self):
self.__top = 0
def layout (self, width):
surface = cairo.ImageSurface(cairo.FORMAT_ARGB32, 1,1)
ctx = cairo.Context(surface)
# calculate scale delta
data_delta = self.__hi - self.__lo
closest = 1
while (closest*10) < data_delta:
closest *= 10
if (data_delta / closest) == 0:
delta = closest
elif (data_delta / closest) == 1:
delta = closest / 10
else:
delta = closest
start = self.__lo - (self.__lo % delta) + delta
end = self.__hi - (self.__hi % delta)
self.__delta = delta
self.__width = width
# calculate text height
max_text_height = ctx.text_extents ("ABCDEFGHIJKLMNOPQRSTUVWXYZabcedefghijklmnopqrstuvwxyz0123456789")[3]
self.max_text_height = max_text_height
height = max_text_height + 10
self.__height = height
def get_height (self):
return self.__height
def draw (self, ctx):
delta = self.__delta
start = self.__lo - (self.__lo % delta) + delta
end = self.__hi - (self.__hi % delta)
if self.__top == 1:
s = -1
else:
s = 1
# print scale points
ctx.set_source_rgb (0, 0, 0)
ctx.set_line_width (1.0)
ticks = range (int (start), int (end + delta), int (delta))
for x in ticks:
real_x = (x - self.__lo ) * self.__width / (self.__hi - self.__lo)
ctx.move_to (real_x, 0)
ctx.line_to (real_x, 5*s)
ctx.close_path ()
ctx.stroke ()
(t_y_bearing, t_width, t_height) = ctx.text_extents (str (x))[1:4]
if self.__top:
text_delta = t_height + t_y_bearing
else:
text_delta = -t_y_bearing
ctx.move_to (real_x - t_width/2, (5 + 5 + text_delta)*s)
ctx.show_text (str (x))
# draw subticks
delta /= 10
if delta > 0:
start = self.__lo - (self.__lo % delta) + delta
end = self.__hi - (self.__hi % delta)
for x in range (int (start), int (end + delta), int (delta)):
real_x = (x - self.__lo ) * self.__width / (self.__hi - self.__lo)
ctx.move_to (real_x, 0)
ctx.line_to (real_x, 3*s)
ctx.close_path ()
ctx.stroke ()
class GraphicRenderer:
def __init__(self, start, end):
self.__start = float (start)
self.__end = float (end)
self.__mid_scale = ScaleRenderer ()
self.__mid_scale.set_top ()
self.__bot_scale = ScaleRenderer ()
self.__bot_scale.set_bounds (start, end)
self.__bot_scale.set_bot ()
self.__width = 1
self.__height = 1
def get_width (self):
return self.__width
def get_height (self):
return self.__height
# return x, y, width, height
def get_data_rectangle (self):
y_start = self.__top_legend.get_height ()
x_start = self.__data.get_data_x_start ()
return (x_start, y_start, self.__width - x_start, self.__data.get_height ())
def scale_data (self, x):
x_start = self.__data.get_data_x_start ()
x_scaled = x / (self.__width - x_start) * (self.__r_end - self.__r_start)
return x_scaled
# return x, y, width, height
def get_selection_rectangle (self):
y_start = self.__top_legend.get_height () + self.__data.get_height () + self.__mid_scale.get_height () + 20
y_height = self.__bot_scale.get_height () + 20
x_start = self.__bot_scale.get_position (self.__r_start)
x_end = self.__bot_scale.get_position (self.__r_end)
return (x_start,y_start,x_end-x_start,y_height)
def scale_selection (self, x):
x_scaled = x / self.__width * (self.__end - self.__start)
return x_scaled
def set_range (self,start, end):
s = min (start, end)
e = max (start, end)
start = max (self.__start, s)
end = min (self.__end, e)
self.__r_start = start
self.__r_end = end
self.__data.set_render_range (start, end)
self.__mid_scale.set_bounds (start, end)
self.layout (self.__width, self.__height)
def get_range (self):
return (self.__r_start, self.__r_end)
def set_data (self, data):
self.__data = data
def set_top_legend (self, top_legend):
self.__top_legend = top_legend
def layout (self, width, height):
self.__width = width
self.__height = height
self.__top_legend.layout (width)
top_legend_height = self.__top_legend.get_height ()
self.__data.layout (width)
self.__mid_scale.layout (width - self.__data.get_data_x_start ())
self.__bot_scale.layout (width)
return
def __x_pixel (self, x, width):
new_x = (x - self.__start) * width / (self.__end - self.__start)
return new_x
def draw (self, ctx):
# default background is white
ctx.save ()
ctx.set_source_rgb (1, 1, 1)
ctx.set_operator (cairo.OPERATOR_SOURCE)
ctx.rectangle (0,0,self.__width,self.__height)
ctx.fill ()
# top legend
ctx.save ()
self.__top_legend.draw (ctx)
top_legend_height = self.__top_legend.get_height ()
ctx.restore ()
# separation line
ctx.move_to (0, top_legend_height)
ctx.line_to (self.__width, top_legend_height)
ctx.close_path ()
ctx.set_line_width (2)
ctx.set_source_rgb (0,0,0)
ctx.stroke ()
# data
ctx.save ()
ctx.translate (0,
top_legend_height)
self.__data.draw (ctx)
ctx.restore ()
# scale below data
ctx.save ()
ctx.translate (self.__data.get_data_x_start (),
top_legend_height + self.__data.get_height () + self.__mid_scale.get_height ())
self.__mid_scale.draw (ctx)
ctx.restore ()
height_used = top_legend_height + self.__data.get_height () + self.__mid_scale.get_height ()
# separation between scale and left pane
ctx.move_to (self.__data.get_data_x_start (), height_used)
ctx.rel_line_to (0, -self.__mid_scale.get_height ())
ctx.close_path ()
ctx.set_source_rgb (0,0,0)
ctx.set_line_width (2)
ctx.stroke ()
# separation below scale
ctx.move_to (0, height_used)
ctx.line_to (self.__width, height_used)
ctx.close_path ()
ctx.set_line_width (2)
ctx.set_source_rgb (0,0,0)
ctx.stroke ()
select_start = self.__bot_scale.get_position (self.__r_start)
select_end = self.__bot_scale.get_position (self.__r_end)
# left connection between top scale and bottom scale
ctx.move_to (0, height_used);
ctx.line_to (self.__data.get_data_x_start (), height_used)
ctx.line_to (select_start, height_used + 20)
ctx.line_to (0, height_used + 20)
ctx.line_to (0,height_used)
ctx.set_source_rgb (0,0,0)
ctx.set_line_width (1)
ctx.stroke_preserve ()
ctx.set_source_rgb (0.9,0.9,0.9)
ctx.fill ()
# right connection between top scale and bottom scale
ctx.move_to (self.__width, height_used)
ctx.line_to (self.__width, height_used+20)
ctx.line_to (select_end, height_used+20)
ctx.line_to (self.__width, height_used)
ctx.set_source_rgb (0,0,0)
ctx.set_line_width (1)
ctx.stroke_preserve ()
ctx.set_source_rgb (0.9,0.9,0.9)
ctx.fill ()
height_used += 20
# unused area background
unused_start = self.__bot_scale.get_position (self.__r_start)
unused_end = self.__bot_scale.get_position (self.__r_end)
unused_height = self.__bot_scale.get_height () + 20
ctx.rectangle (0, height_used,
unused_start,
unused_height)
ctx.rectangle (unused_end,
height_used,
self.__width - unused_end,
unused_height)
ctx.set_source_rgb (0.9,0.9,0.9)
ctx.fill ()
# border line around bottom scale
ctx.move_to (unused_end, height_used)
ctx.line_to (self.__width, height_used)
ctx.line_to (self.__width, height_used + unused_height)
ctx.line_to (0, height_used + unused_height)
ctx.line_to (0, height_used)
ctx.line_to (unused_start, height_used)
ctx.close_path ()
ctx.set_line_width (2)
ctx.set_source_rgb (0,0,0)
ctx.stroke ()
ctx.move_to (unused_start, height_used)
ctx.line_to (unused_end, height_used)
ctx.close_path ()
ctx.set_line_width (1)
ctx.set_source_rgb (0.9,0.9,0.9)
ctx.stroke ()
# unused area dot borders
ctx.save ()
ctx.move_to (max (unused_start, 2), height_used)
ctx.rel_line_to (0,unused_height)
ctx.move_to (min (unused_end, self.__width-2), height_used)
ctx.rel_line_to (0, unused_height)
ctx.set_dash ([5], 0)
ctx.set_source_rgb (0,0,0)
ctx.set_line_width (1)
ctx.stroke ()
ctx.restore ()
# bottom scale
ctx.save ()
ctx.translate (0, height_used)
self.__bot_scale.draw (ctx)
ctx.restore ()
class GtkGraphicRenderer (gtk.DrawingArea):
def __init__ (self, data):
super (GtkGraphicRenderer, self).__init__ ()
self.__data = data
self.__moving_left = False
self.__moving_right = False
self.__moving_both = False
self.__moving_top = False
self.__force_full_redraw = True
self.add_events (gtk.gdk.POINTER_MOTION_MASK)
self.add_events (gtk.gdk.BUTTON_PRESS_MASK)
self.add_events (gtk.gdk.BUTTON_RELEASE_MASK)
self.connect ("expose_event", self.expose)
self.connect ('size-allocate', self.size_allocate)
self.connect ('motion-notify-event', self.motion_notify)
self.connect ('button-press-event', self.button_press)
self.connect ('button-release-event', self.button_release)
def set_smaller_zoom (self):
(start, end) = self.__data.get_range ()
self.__data.set_range (start, start+(end-start)*2)
self.__force_full_redraw = True
self.queue_draw ()
def set_bigger_zoom (self):
(start, end) = self.__data.get_range ()
self.__data.set_range (start, start+(end-start)/2)
self.__force_full_redraw = True
self.queue_draw ()
def output_png (self, filename):
surface = cairo.ImageSurface(cairo.FORMAT_ARGB32,
self.__data.get_width (),
self.__data.get_height ())
ctx = cairo.Context (self.__buffer_surface)
self.__data.draw (ctx)
surface.write_to_png (filename)
def button_press (self, widget, event):
(x, y, width, height) = self.__data.get_selection_rectangle ()
(d_x, d_y, d_width, d_height) = self.__data.get_data_rectangle ()
if event.y > y and event.y < y+height:
if abs (event.x - x) < 5:
self.__moving_left = True
return True
if abs (event.x - (x+width)) < 5:
self.__moving_right = True
return True
if event.x > x and event.x < x+width:
self.__moving_both = True
self.__moving_both_start = event.x
self.__moving_both_cur = event.x
return True
if event.y > d_y and event.y < (d_y + d_height):
if event.x > d_x and event.x < (d_x + d_width):
self.__moving_top = True
self.__moving_top_start = event.x
self.__moving_top_cur = event.x
return True
return False
def button_release (self, widget, event):
if self.__moving_left:
self.__moving_left = False
left = self.__data.scale_selection (self.__moving_left_cur)
right = self.__data.get_range ()[1]
self.__data.set_range (left, right)
self.__force_full_redraw = True
self.queue_draw ()
return True
if self.__moving_right:
self.__moving_right = False
right = self.__data.scale_selection (self.__moving_right_cur)
left = self.__data.get_range ()[0]
self.__data.set_range (left, right)
self.__force_full_redraw = True
self.queue_draw ()
return True
if self.__moving_both:
self.__moving_both = False
delta = self.__data.scale_selection (self.__moving_both_cur - self.__moving_both_start)
(left, right) = self.__data.get_range ()
self.__data.set_range (left+delta, right+delta)
self.__force_full_redraw = True
self.queue_draw ()
return True
if self.__moving_top:
self.__moving_top = False
return False
def motion_notify (self, widget, event):
(x, y, width, height) = self.__data.get_selection_rectangle ()
if self.__moving_left:
if event.x <= 0:
self.__moving_left_cur = 0
elif event.x >= x+width:
self.__moving_left_cur = x+width
else:
self.__moving_left_cur = event.x
self.queue_draw_area (0, int(y), int(self.__width), int(height))
return True
if self.__moving_right:
if event.x >= self.__width:
self.__moving_right = self.__width
elif event.x < x:
self.__moving_right_cur = x
else:
self.__moving_right_cur = event.x
self.queue_draw_area (0, int(y), int(self.__width), int(height))
return True
if self.__moving_both:
cur_e = self.__width - (x + width - self.__moving_both_start)
cur_s = (self.__moving_both_start - x)
if event.x < cur_s:
self.__moving_both_cur = cur_s
elif event.x > cur_e:
self.__moving_both_cur = cur_e
else:
self.__moving_both_cur = event.x
self.queue_draw_area (0, int(y), int(self.__width), int(height))
return True
if self.__moving_top:
self.__moving_top_cur = event.x
delta = self.__data.scale_data (self.__moving_top_start-self.__moving_top_cur)
(left, right) = self.__data.get_range ()
self.__data.set_range (left+delta, right+delta)
self.__force_full_redraw = True
self.__moving_top_start = event.x
self.queue_draw ()
return True
(d_x, d_y, d_width, d_height) = self.__data.get_data_rectangle ()
if event.y > y and event.y < y+height:
if abs (event.x - x) < 5 or abs (event.x - (x+width)) < 5:
widget.window.set_cursor (gtk.gdk.Cursor (gtk.gdk.SB_H_DOUBLE_ARROW))
return True
if event.x > x and event.x < x+width:
widget.window.set_cursor (gtk.gdk.Cursor (gtk.gdk.FLEUR))
return True
if event.y > d_y and event.y < (d_y + d_height):
if event.x > d_x and event.x < (d_x + d_width):
widget.window.set_cursor (gtk.gdk.Cursor (gtk.gdk.FLEUR))
return True
widget.window.set_cursor (None)
return False
def size_allocate (self, widget, allocation):
self.__width = allocation.width
self.__height = allocation.height
self.__data.layout (allocation.width, allocation.height)
self.__force_full_redraw = True
self.queue_draw ()
def expose (self, widget, event):
if self.__force_full_redraw:
self.__buffer_surface = cairo.ImageSurface(cairo.FORMAT_ARGB32,
self.__data.get_width (),
self.__data.get_height ())
ctx = cairo.Context(self.__buffer_surface)
self.__data.draw (ctx)
self.__force_full_redraw = False
ctx = widget.window.cairo_create()
ctx.rectangle(event.area.x, event.area.y,
event.area.width, event.area.height)
ctx.clip()
ctx.set_source_surface (self.__buffer_surface)
ctx.paint ()
(x, y, width, height) = self.__data.get_selection_rectangle ()
if self.__moving_left:
ctx.move_to (max (self.__moving_left_cur, 2), y)
ctx.rel_line_to (0, height)
ctx.close_path ()
ctx.set_line_width (1)
ctx.set_source_rgb (0,0,0)
ctx.stroke ()
if self.__moving_right:
ctx.move_to (min (self.__moving_right_cur, self.__width-2), y)
ctx.rel_line_to (0, height)
ctx.close_path ()
ctx.set_line_width (1)
ctx.set_source_rgb (0,0,0)
ctx.stroke ()
if self.__moving_both:
delta_x = self.__moving_both_cur - self.__moving_both_start
left_x = x + delta_x
ctx.move_to (x+delta_x, y)
ctx.rel_line_to (0, height)
ctx.close_path ()
ctx.move_to (x+width+delta_x, y)
ctx.rel_line_to (0, height)
ctx.close_path ()
ctx.set_source_rgb (0,0,0)
ctx.set_line_width (1)
ctx.stroke ()
return False
class MainWindow:
def __init__ (self):
return
def run (self, graphic):
window = gtk.Window()
self.__window = window
window.set_default_size (200, 200)
vbox = gtk.VBox ()
window.add (vbox)
render = GtkGraphicRenderer(graphic)
self.__render = render
vbox.pack_end (render, True, True, 0)
hbox = gtk.HBox ()
vbox.pack_start (hbox, False, False, 0)
smaller_zoom = gtk.Button ("Zoom Out")
smaller_zoom.connect ("clicked", self.__set_smaller_cb)
hbox.pack_start (smaller_zoom)
bigger_zoom = gtk.Button ("Zoom In")
bigger_zoom.connect ("clicked", self.__set_bigger_cb)
hbox.pack_start (bigger_zoom)
output_png = gtk.Button ("Output Png")
output_png.connect ("clicked", self.__output_png_cb)
hbox.pack_start (output_png)
window.connect('destroy', gtk.main_quit)
window.show_all()
#gtk.bindings_activate (gtk.main_quit, 'q', 0)
gtk.main()
def __set_smaller_cb (self, widget):
self.__render.set_smaller_zoom ()
def __set_bigger_cb (self, widget):
self.__render.set_bigger_zoom ()
def __output_png_cb (self, widget):
dialog = gtk.FileChooserDialog ("Output Png", self.__window,
gtk.FILE_CHOOSER_ACTION_SAVE, ("Save",1))
self.__dialog = dialog
dialog.set_default_response (1)
dialog.connect ("response", self.__dialog_response_cb)
dialog.show ()
return
def __dialog_response_cb (self, widget, response):
if response == 1:
filename = self.__dialog.get_filename ()
self.__render.output_png (filename)
widget.hide ()
return
def read_data(filename):
timelines = Timelines ()
colors = Colors ()
fh = open(filename)
m1 = re.compile ('range ([^ ]+) ([^ ]+) ([^ ]+) ([0-9]+) ([0-9]+)')
m2 = re.compile ('event-str ([^ ]+) ([^ ]+) ([^ ]+) ([0-9]+)')
m3 = re.compile ('event-int ([^ ]+) ([^ ]+) ([0-9]+) ([0-9]+)')
m4 = re.compile ('color ([^ ]+) #([a-fA-F0-9]{2,2})([a-fA-F0-9]{2,2})([a-fA-F0-9]{2,2})')
for line in fh.readlines():
m = m1.match (line)
if m:
line_name = m.group (1)
timeline = timelines.get (m.group (1))
rang = timeline.get_range (m.group (2))
data_range = DataRange ()
data_range.value = m.group (3)
data_range.start = int (m.group (4))
data_range.end = int (m.group (5))
rang.add_range (data_range)
continue
m = m2.match (line)
if m:
line_name = m.group (1)
timeline = timelines.get (m.group (1))
ev = timeline.get_event_str (m.group (2))
event = EventString ()
event.value = m.group (3)
event.at = int (m.group (4))
ev.add_event (event)
continue
m = m3.match (line)
if m:
line_name = m.group (1)
timeline = timelines.get (m.group (1))
ev = timeline.get_event_int (m.group (2))
event = EventInt ()
event.value = int (m.group (3))
event.at = int (m.group (4))
ev.add_event (event)
continue
m = m4.match (line)
if m:
r = int (m.group (2), 16)
g = int (m.group (3), 16)
b = int (m.group (4), 16)
color = Color (r/255, g/255, b/255)
colors.add (m.group (1), color)
continue
timelines.sort ()
return (colors, timelines)
def main():
(colors, timelines) = read_data (sys.argv[1])
(lower_bound, upper_bound) = timelines.get_bounds ()
graphic = GraphicRenderer (lower_bound, upper_bound)
top_legend = TopLegendRenderer ()
range_values = timelines.get_all_range_values ()
range_colors = []
for range_value in range_values:
range_colors.append (colors.lookup (range_value))
top_legend.set_legends (range_values,
range_colors)
graphic.set_top_legend (top_legend)
data = TimelinesRenderer ()
data.set_timelines (timelines, colors)
graphic.set_data (data)
# default range
range_mid = (upper_bound - lower_bound) /2
range_width = (upper_bound - lower_bound) /10
range_lo = range_mid - range_width / 2
range_hi = range_mid + range_width / 2
graphic.set_range (range_lo, range_hi)
main_window = MainWindow ()
main_window.run (graphic)
main ()