def log_to_canvas_rect(self, rect):
if rect.is_empty():
return Rect()
return Rect(self.log_to_canvas_x(rect.x),
self.log_to_canvas_y(rect.y),
self.scale_log_to_canvas_x(rect.w),
self.scale_log_to_canvas_y(rect.h))
def _get_xembed_background_image(self):
""" load the desktop background image in Unity """
try:
pixbuf = self._xid_background_image
except AttributeError:
size, size_mm = get_monitor_dimensions(self)
filename = config.get_desktop_background_filename()
if not filename or \
size[0] <= 0 or size[1] <= 0:
pixbuf = None
else:
try:
# load image
pixbuf = GdkPixbuf.Pixbuf.new_from_file(filename)
# Scale image to mimic the behavior of gnome-screen-saver.
# Take the largest, aspect correct, centered rectangle
# that fits on the monitor.
rm = Rect(0, 0, size[0], size[1])
rp = Rect(0, 0, pixbuf.get_width(), pixbuf.get_height())
ra = rm.inscribe_with_aspect(rp)
pixbuf = pixbuf.new_subpixbuf(*ra)
pixbuf = pixbuf.scale_simple(size[0], size[1],
GdkPixbuf.InterpType.BILINEAR)
except Exception as ex: # private exception gi._glib.GError when
# librsvg2-common wasn't installed
_logger.error("_get_xembed_background_image(): " + \
unicode_str(ex))
pixbuf = None
self._xid_background_image = pixbuf
return pixbuf
def _calc_bounds(self):
"""
Compute the bounding box of the path.
Doctests:
# Simple move_to path, something inkscape would create.
>>> p = KeyPath.from_svg_path("m 100,200 10,-10 z")
>>> print(p.get_bounds())
Rect(x=100.0 y=190.0 w=10.0 h=10.0)
"""
try:
xmin = xmax = self.segments[0][1][0]
ymin = ymax = self.segments[0][1][1]
except IndexError:
return Rect()
for command in self.segments:
coords = command[1]
for i in range(0, len(coords), 2):
x = coords[i]
y = coords[i + 1]
if xmin > x:
xmin = x
if xmax < x:
xmax = x
if ymin > y:
ymin = y
if ymax < y:
ymax = y
return Rect(xmin, ymin, xmax - xmin, ymax - ymin)
def _draw_themed_icon(self, cr, icon_rect, color_scheme):
""" draw themed icon """
keys = [RectKey("icon" + str(i)) for i in range(4)]
# Default colors for the case when none of the icon keys
# are defined in the color scheme.
# background_rgba = [1.0, 1.0, 1.0, 1.0]
fill_rgbas = [[0.9, 0.7, 0.0, 0.75], [1.0, 1.0, 1.0, 1.0],
[1.0, 1.0, 1.0, 1.0], [0.0, 0.54, 1.0, 1.0]]
stroke_rgba = [0.0, 0.0, 0.0, 1.0]
label_rgba = [0.0, 0.0, 0.0, 1.0]
themed = False
if color_scheme:
if any(color_scheme.is_key_in_scheme(key) for key in keys):
themed = True
# four rounded rectangles
rects = Rect(0.0, 0.0, 100.0, 100.0).deflate(5) \
.subdivide(2, 2, 6)
cr.save()
cr.scale(icon_rect.w / 100., icon_rect.h / 100.0)
cr.translate(icon_rect.x, icon_rect.y)
cr.select_font_face("sans-serif")
cr.set_line_width(2)
for i, key in enumerate(keys):
rect = rects[i]
if themed:
fill_rgba = color_scheme.get_key_rgba(key, "fill")
stroke_rgba = color_scheme.get_key_rgba(key, "stroke")
label_rgba = color_scheme.get_key_rgba(key, "label")
else:
fill_rgba = fill_rgbas[i]
roundrect_arc(cr, rect, 5)
cr.set_source_rgba(*fill_rgba)
cr.fill_preserve()
cr.set_source_rgba(*stroke_rgba)
cr.stroke()
if i == 0 or i == 3:
if i == 0:
letter = "O"
else:
letter = "B"
cr.set_font_size(25)
(x_bearing, y_bearing, _width, _height, x_advance,
y_advance) = cr.text_extents(letter)
r = rect.align_rect(Rect(0, 0, _width, _height), 0.3, 0.33)
cr.move_to(r.x - x_bearing, r.y - y_bearing)
cr.set_source_rgba(*label_rgba)
cr.show_text(letter)
cr.new_path()
cr.restore()
def get_repositioned_window_rect(self,
view,
home,
limit_rects,
test_clearance,
move_clearance,
horizontal=True,
vertical=True):
"""
Get the alternative window rect suggested by auto-show or None if
no repositioning is required.
"""
accessible = self._active_accessible
if not accessible:
return None
accessible.invalidate_extents()
acc_rect = accessible.get_extents()
if acc_rect.is_empty() or \
self._lock_visible:
return None
method = config.get_auto_show_reposition_method()
x = None
y = None
# The home_rect doesn't include window decoration,
# make sure to add decoration for correct clearance.
rh = home.copy()
window = view.get_kbd_window()
if window:
offset = window.get_client_offset()
rh.w += offset[0]
rh.h += offset[1]
# "Follow active window" method
if method == RepositionMethodEnum.REDUCE_POINTER_TRAVEL:
frame = accessible.get_frame()
app_rect = frame.get_extents() \
if frame else Rect()
x, y = self._find_close_position(view, rh, app_rect, acc_rect,
limit_rects, test_clearance,
move_clearance, horizontal,
vertical)
# "Only move when necessary" method
if method == RepositionMethodEnum.PREVENT_OCCLUSION:
x, y = self._find_non_occluding_position(view, rh, acc_rect,
limit_rects,
test_clearance,
move_clearance,
horizontal, vertical)
if not x is None:
return Rect(x, y, home.w, home.h)
else:
return None
def __init__(self):
# logical rectangle as defined by the keyboard layout,
# never changed after loading.
self.initial_log_rect = Rect(0.0, 0.0, 1.0, 1.0) # includes border
# logical rectangle as defined by the keyboard layout
self.log_rect = Rect(0.0, 0.0, 1.0, 1.0) # includes border
# canvas rectangle in drawing units
self.canvas_rect = Rect(0.0, 0.0, 1.0, 1.0)
def get_accessible_extents(accessible):
""" Screen rect of the given accessible, no caching """
try:
ext = accessible.get_extents(Atspi.CoordType.SCREEN)
except Exception as ex: # private exception gi._glib.GError when
# right clicking onboards unity2d launcher (Precise)
_logger.info("Invalid accessible,"
" failed to get extents: " + unicode_str(ex))
return Rect()
return Rect(ext.x, ext.y, ext.width, ext.height)
def on_draw(self, widget, context):
if not LabelPopup._pango_layout:
LabelPopup._pango_layout = Pango.Layout(
context=Gdk.pango_context_get())
rect = Rect(0, 0, self.get_allocated_width(),
self.get_allocated_height())
content_rect = Rect(rect.x, rect.y, rect.w,
rect.h - rect.h * self.ARROW_HEIGHT)
arrow_rect = Rect(rect.x, content_rect.bottom(), rect.w,
rect.h * self.ARROW_HEIGHT) \
.deflate((rect.w - rect.w * self.ARROW_WIDTH) / 2.0, 0)
label_rect = content_rect.deflate(rect.w * self.LABEL_MARGIN)
# background
fill = self._key.get_fill_color()
context.save()
context.set_operator(cairo.OPERATOR_CLEAR)
context.paint()
context.restore()
context.push_group()
context.set_source_rgba(*fill)
roundrect_arc(context, content_rect, config.CORNER_RADIUS)
context.fill()
l, t, r, b = arrow_rect.to_extents()
t -= 1
context.move_to(l, t)
context.line_to(r, t)
context.line_to((l + r) / 2, b)
context.fill()
# draw label/image
label_color = self._key.get_label_color()
pixbuf = self._key.get_image(label_rect.w, label_rect.h)
if pixbuf:
pixbuf.draw(context, label_rect, label_color)
else:
label = self._key.get_label()
if label:
if label == " ":
label = "␣"
self._draw_text(context, label, label_rect, label_color)
context.pop_group_to_source()
context.paint_with_alpha(self._opacity)
def log_to_canvas_rect(self, rect):
""" ~50% faster than the above. """
w = rect.w
h = rect.h
if w <= 0 or h <= 0:
return Rect()
canvas_rect = self.canvas_rect
log_rect = self.log_rect
scale_w = canvas_rect.w / log_rect.w
scale_h = canvas_rect.h / log_rect.h
return Rect(canvas_rect.x + (rect.x - log_rect.x) * scale_w,
canvas_rect.y + (rect.y - log_rect.y) * scale_h,
w * scale_w, h * scale_h)
def get_known_rects(self):
"""
Return all rects that may have resulted from internal
window moves, not from user controlled drag operations.
"""
rects = list(self._known_window_rects)
co = config.window.landscape
rects.append(Rect(co.x, co.y, co.width, co.height))
co = config.window.portrait
rects.append(Rect(co.x, co.y, co.width, co.height))
rects.append(self.home_rect)
return rects
def _read_remaining_accessible_state(self, accessible):
"""
Read more attributes and find out as much as we
can about the accessibles purpose.
"""
state = {}
state["attributes"] = accessible.get_attributes()
state["interfaces"] = accessible.get_interfaces()
ext = accessible.get_extents(Atspi.CoordType.SCREEN)
state["extents"] = Rect(ext.x, ext.y, ext.width, ext.height)
# These are currently used only in debug output
if _logger.isEnabledFor(logging.DEBUG):
state["id"] = accessible.get_id()
state["name"] = accessible.get_name()
pid = accessible.get_process_id()
state["process-id"] = pid
if pid != -1:
state["process-name"] = Process.get_process_name(pid)
app = accessible.get_application()
if app:
state["app-name"] = app.get_name()
state["app-description"] = app.get_description()
return state
def update_position(self, canvas_rect):
w, h = self._size
w = min(w, canvas_rect.w / 3.0)
w = min(w, canvas_rect.h / 3.0)
h = w
self._scale = 1.0
xc, yc = canvas_rect.get_center()
if self.id is Handle.MOVE: # move handle?
d = min(canvas_rect.w - 2.0 * w, canvas_rect.h - 2.0 * h)
self._scale = 1.4
w = min(w * self._scale, d)
h = min(h * self._scale, d)
if self.id in [Handle.WEST, Handle.NORTH_WEST, Handle.SOUTH_WEST]:
x = canvas_rect.left()
if self.id in [Handle.NORTH, Handle.NORTH_WEST, Handle.NORTH_EAST]:
y = canvas_rect.top()
if self.id in [Handle.EAST, Handle.NORTH_EAST, Handle.SOUTH_EAST]:
x = canvas_rect.right() - w
if self.id in [Handle.SOUTH, Handle.SOUTH_WEST, Handle.SOUTH_EAST]:
y = canvas_rect.bottom() - h
if self.id in [Handle.MOVE, Handle.EAST, Handle.WEST]:
y = yc - h / 2.0
if self.id in [Handle.MOVE, Handle.NORTH, Handle.SOUTH]:
x = xc - w / 2.0
self._rect = Rect(x, y, w, h)
def _get_window_rect_for_accessible_rect(self,
home,
rect,
limit_rects,
test_clearance,
move_clearance,
horizontal=True,
vertical=True):
"""
Find new window position based on the screen rect of the accessible.
"""
mode = "nooverlap"
x = y = None
if mode == "closest":
x, y = rect.left(), rect.bottom()
if mode == "nooverlap":
x, y = self._find_non_occluding_position(home, rect, limit_rects,
test_clearance,
move_clearance,
horizontal, vertical)
if not x is None:
return Rect(x, y, home.w, home.h)
else:
return None
def _draw_side_bars(self, context):
"""
Transparent bars left and right of the aspect corrected
keyboard frame.
"""
rgba = self.get_background_rgba()
rgba[3] = 0.5
rwin = Rect(0, 0, self.get_allocated_width(),
self.get_allocated_height())
rframe = self.get_keyboard_frame_rect()
if rwin.w > rframe.w:
r = rframe.copy()
context.set_source_rgba(*rgba)
context.set_line_width(0)
r.x = rwin.left()
r.w = rframe.left() - rwin.left()
context.rectangle(*r)
context.fill()
r.x = rframe.right()
r.w = rwin.right() - rframe.right()
context.rectangle(*r)
context.fill()
def _on_draw(self, widget, cr):
"""
Draw the onboard icon.
"""
if not Gtk.cairo_should_draw_window(cr, self.get_window()):
return False
rect = Rect(0.0, 0.0, float(self.get_allocated_width()),
float(self.get_allocated_height()))
color_scheme = self.get_color_scheme()
# clear background
cr.save()
cr.set_operator(cairo.OPERATOR_CLEAR)
cr.paint()
cr.restore()
# draw background color
background_rgba = list(color_scheme.get_icon_rgba("background"))
if Gdk.Screen.get_default().is_composited():
background_rgba[3] *= 0.75
cr.set_source_rgba(*background_rgba)
corner_radius = min(rect.w, rect.h) * 0.1
roundrect_arc(cr, rect, corner_radius)
cr.fill()
# decoration frame
line_rect = rect.deflate(2)
cr.set_line_width(2)
roundrect_arc(cr, line_rect, corner_radius)
cr.stroke()
else:
cr.set_source_rgba(*background_rgba)
cr.paint()
# draw themed icon
self._draw_themed_icon(cr, rect, color_scheme)
# draw dwell progress
rgba = [0.8, 0.0, 0.0, 0.5]
bg_rgba = [0.1, 0.1, 0.1, 0.5]
if color_scheme:
key = RectKey(
"icon0") # take dwell color from the first icon "key"
rgba = color_scheme.get_key_rgba(key, "dwell-progress")
rgba[3] = min(0.75, rgba[3]) # more transparency
key = RectKey("icon1")
bg_rgba = color_scheme.get_key_rgba(key, "fill")
bg_rgba[3] = min(0.75, rgba[3]) # more transparency
dwell_rect = rect.grow(0.5)
self._dwell_progress.draw(cr, dwell_rect, rgba, bg_rgba)
return True
def reposition(self, x, y):
"""
Move the window from a transition, not meant for user positioning.
"""
# remember rects to distimguish from user move/resize
w, h = self.get_size()
self.remember_rect(Rect(x, y, w, h))
self.move(x, y)
def _find_non_occluding_position(self,
view,
home,
acc_rect,
limit_rects,
test_clearance,
move_clearance,
horizontal=True,
vertical=True):
rh = home
# Leave some clearance around the accessible to account for
# window frames and position errors of firefox entries.
ra = acc_rect.apply_border(*test_clearance)
if rh.intersects(ra):
# Leave a different clearance for the new,
# yet to be found positions.
ra = acc_rect.apply_border(*move_clearance)
x, y = rh.get_position()
# candidate positions
vp = []
if horizontal:
vp.append([ra.left() - rh.w, y])
vp.append([ra.right(), y])
if vertical:
vp.append([x, ra.top() - rh.h])
vp.append([x, ra.bottom()])
# limited, non-intersecting candidate rectangles
vr = []
for p in vp:
pl = view.limit_position(p[0], p[1], view.canvas_rect,
limit_rects)
r = Rect(pl[0], pl[1], rh.w, rh.h)
if not r.intersects(ra):
vr.append(r)
# candidate with smallest center-to-center distance wins
chx, chy = rh.get_center()
dmin = None
rmin = None
for r in vr:
cx, cy = r.get_center()
dx, dy = cx - chx, cy - chy
d2 = dx * dx + dy * dy
if dmin is None or dmin > d2:
dmin = d2
rmin = r
if not rmin is None:
return rmin.get_position()
return None, None
def test_valid_test_environment(self):
# write to dconf database to make sure it exists
self._gsettings_set("org.onboard", "use-system-defaults", True)
self.assertEqual(
self._gsettings_get("org.onboard", "use-system-defaults"), True)
self.assertTrue(os.path.exists(self._dconf_db_fn))
# database must be reset to defaults
self.assertEqual(str(self._get_window_rect()),
str(Rect(100, 50, 700, 205)))
def get_accessible_extents(accessible):
""" Screen rect of the given accessible, no caching """
try:
rect = AtspiStateTracker._get_accessible_extents(accessible)
# private exception gi._glib.GError when
# right clicking onboards unity2d launcher (Precise)
except Exception as ex:
_logger.atspi("Invalid accessible,"
" failed to get extents: " + unicode_str(ex))
rect = Rect()
return rect
def read_window_rect(self, orientation):
"""
Read orientation dependent rect.
Overload for WindowRectPersist.
"""
if orientation == Orientation.LANDSCAPE:
co = config.icp.landscape
else:
co = config.icp.portrait
rect = Rect(co.x, co.y, max(co.width, 10), max(co.height, 10))
return rect
def read_window_rect(self, orientation):
"""
Read orientation dependent rect.
Overload for WindowRectTracker.
"""
if orientation == Orientation.LANDSCAPE:
co = config.window.landscape
else:
co = config.window.portrait
rect = Rect(co.x, co.y, co.width, co.height)
return rect
def _calc_bounds(self):
""" Calculate the bounding rectangle over all items of this panel """
# If there is no visible item return an empty rect
if all(not item.is_visible() for item in self.items):
return Rect()
compact = self.compact
bounds = None
for item in self.items:
if not compact or item.visible:
rect = item.get_border_rect()
if not rect.is_empty():
if bounds is None:
bounds = rect
else:
bounds = bounds.union(rect)
if bounds is None:
return Rect()
return bounds
def get_character_extents(self, accessible, offset):
""" Screen rect of the character at offset """
try:
rect = self._get_character_extents(offset)
except Exception as ex: # private exception gi._glib.GError when
# right clicking onboards unity2d launcher (Precise)
_logger.atspi("Invalid accessible,"
" failed to get character extents: " +
unicode_str(ex))
rect = Rect()
return rect
def limit_size(self, rect):
"""
Limits the given window rect to fit on screen.
"""
screen = self.get_screen()
limits = Rect(0, 0, screen.get_width(), screen.get_height())
r = rect.copy()
if r.w > limits.w:
r.w = limits.w - 40
if r.h > limits.h:
r.h = limits.h - 20
return r
def get_docking_monitor_rects(self):
screen = self.get_screen()
mon = self.get_docking_monitor()
area = self._monitor_workarea.get(mon)
if area is None:
area = self.update_monitor_workarea()
geom = screen.get_monitor_geometry(mon)
geom = Rect(geom.x, geom.y, geom.width, geom.height)
return area, geom
def get_keyboard_frame_rect(self):
"""
Rectangle of the potentially aspect-corrected
frame around the layout.
"""
layout = self.get_layout()
if layout:
rect = layout.get_canvas_border_rect()
rect = rect.inflate(self.get_frame_width())
else:
rect = Rect(0, 0, self.get_allocated_width(),
self.get_allocated_height())
return rect.int()
def __init__(self, keyboard):
self.keyboard = keyboard
self.supports_alpha = False
self._lod = LOD.FULL
self._font_sizes_valid = False
self._shadow_quality_valid = False
self._last_canvas_shadow_rect = Rect()
self._starting_up = True
self._keys_pre_rendered = False
self.keyboard.register_view(self)
def canvas_to_root_window_rect(window, rect):
"""
Convert rect in canvas coordinates to root window coordinates.
"""
gdk_win = window.get_window()
if gdk_win:
x0, y0 = gdk_win.get_root_coords(rect.x, rect.y)
x1, y1 = gdk_win.get_root_coords(rect.x + rect.w, rect.y + rect.h)
rect = Rect.from_extents(x0, y0, x1, y1)
else:
rect = Rect()
return rect
def build(source_key, color_scheme, layout):
context = source_key.context
frame_width = LayoutBuilder._calc_frame_width(context)
layout = LayoutRoot(layout)
layout.update_log_rect()
log_rect = layout.get_border_rect()
canvas_rect = Rect(frame_width, frame_width,
log_rect.w * context.scale_log_to_canvas_x(1.0),
log_rect.h * context.scale_log_to_canvas_y(1.0))
layout.fit_inside_canvas(canvas_rect)
return layout, frame_width
def get_monitor_rects(screen):
"""
Screen limits, one rect per monitor. Monitors may have
different sizes and arbitrary relative positions.
"""
rects = []
if screen:
for i in range(screen.get_n_monitors()):
r = screen.get_monitor_geometry(i)
rects.append(Rect(r.x, r.y, r.width, r.height))
else:
rootwin = Gdk.get_default_root_window()
r = Rect.from_position_size(rootwin.get_position(),
(rootwin.get_width(), rootwin.get_height()))
rects.append(r)
return rects
