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Changeset 815

Timestamp:

03/26/06 12:01:29 (3 years ago)

Author:

arjanmol

Message:

first setup for drawing handles.

Files:

r814	r815
16	16	c = context.cairo
17	17	c.rectangle(0,0, self._width, self._height)
18		c.set_source_rgb(0,0,0)
	18	c.set_source_rgb(0,0,80)
19	19	c.stroke()
20	20	context.draw_children()

r814	r815
3	3
4	4	from geometry import Matrix
	5	from solver import solvable
5	6
6	7	class Handle(object):
…	…
8	9	"""
9	10
10		def __init__(self, pos=(0,0)):
11		self._pos = pos
12
13		pos = property(lambda s: s._pos)
	11	x = solvable()
	12	y = solvable()
	13	def __init__(self, x, y):
	14	self.x = x
	15	self.y = y
	16	# Flags.. can't have enough of those
	17	self._connectable = True
	18	self._movable = True
	19	self._visible = True
	20
	21	def _set_pos(self, pos):
	22	self.x, self.y = pos
	23
	24	pos = property(lambda s: (s.x, s.y), _set_pos)
14	25
15	26	def update(self, context):

r814	r815
19	19
20	20	class View(gtk.DrawingArea):
	21	# just defined a name to make GTK register this entity.
21	22	__gtype_name__ = 'GaphasView'
22	23
23	24	def __init__(self, canvas=None):
24	25	super(View, self).__init__()
	26	self.set_flags(gtk.CAN_FOCUS)
25	27	self.add_events(gtk.gdk.BUTTON_PRESS_MASK
26	28	\| gtk.gdk.BUTTON_RELEASE_MASK
…	…
55	57	cairo=cairo_context,
56	58	children=self._canvas.get_children(item)))
	59	self._draw_handles(item, cairo_context)
57	60	finally:
58	61	cairo_context.restore()
	62
	63	def _draw_handles(self, item, cairo_context):
	64	size = 7
	65	cairo_context.save()
	66	cairo_context.rectangle(0, 0, size, size)
	67	cairo_context.set_source_rgba(0, 1, 0, .6)
	68	cairo_context.fill_preserve()
	69	cairo_context.move_to(2, 2)
	70	cairo_context.line_to(5, 5)
	71	cairo_context.move_to(5, 2)
	72	cairo_context.line_to(2, 5)
	73	cairo_context.set_source_rgba(0, 0, 0, 0.6)
	74	cairo_context.set_line_width(1.0)
	75	cairo_context.stroke()
	76
	77	cairo_context.restore()
59	78
60	79	def do_expose_event(self, event):
…	…
67	86	viewport = self.get_allocation()
68	87	area = event.area
	88	self.window.draw_rectangle(self.style.white_gc, True, area.x, area.y, area.width, area.height)
	89
69	90	print 'expose', area.x, area.y, area.width, area.height, event.count
70	91	if self._canvas:
…	…
108	129	w.show_all()
109	130
	131	gtk.rc_parse_string("""
	132	style "background" { bg[NORMAL] = "white" fg[NORMAL] = "white" }
	133	class "GaphasView" style "background"
	134	""")
110	135	c=Canvas()
111	136	v.canvas = c
	137	print 'view', v
112	138	b=Box()
113	139	b.matrix=(1.0, 0.0, 0.0, 1, 20,20)