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Implement prelighting of cell renderer icons

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This commit is contained in:
Tomeu Vizoso 2009-06-13 20:57:21 +02:00
parent 32109b8764
commit 13afd91bad
1 changed files with 53 additions and 6 deletions
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59
src/sugar/graphics/icon.py
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@ -930,6 +930,10 @@ class CellRendererIcon(gtk.CellRendererPixbuf):
from sugar.graphics.palette import CellRendererInvoker from sugar.graphics.palette import CellRendererInvoker
self._buffer = _IconBuffer() self._buffer = _IconBuffer()
self._fill_color = None
self._stroke_color = None
self._prelit_fill_color = None
self._prelit_stroke_color = None
self._palette_invoker = CellRendererInvoker() self._palette_invoker = CellRendererInvoker()
gobject.GObject.__init__(self) gobject.GObject.__init__(self)
@ -962,23 +966,37 @@ class CellRendererIcon(gtk.CellRendererPixbuf):
icon_name = gobject.property(type=object, setter=set_icon_name) icon_name = gobject.property(type=object, setter=set_icon_name)
def set_xo_color(self, value): def set_xo_color(self, value):
if self._buffer.xo_color != value: self._stroke_color = value.get_stroke_color()
self._buffer.xo_color = value self._fill_color = value.get_fill_color()
xo_color = gobject.property(type=object, setter=set_xo_color) xo_color = gobject.property(type=object, setter=set_xo_color)
def set_fill_color(self, value): def set_fill_color(self, value):
if self._buffer.fill_color != value: if self._fill_color != value:
self._buffer.fill_color = value self._fill_color = value
fill_color = gobject.property(type=object, setter=set_fill_color) fill_color = gobject.property(type=object, setter=set_fill_color)
def set_stroke_color(self, value): def set_stroke_color(self, value):
if self._buffer.stroke_color != value: if self._stroke_color != value:
self._buffer.stroke_color = value self._stroke_color = value
stroke_color = gobject.property(type=object, setter=set_stroke_color) stroke_color = gobject.property(type=object, setter=set_stroke_color)
def set_prelit_fill_color(self, value):
if self._prelit_fill_color != value:
self._prelit_fill_color = value
prelit_fill_color = gobject.property(type=object,
setter=set_prelit_fill_color)
def set_prelit_stroke_color(self, value):
if self._prelit_stroke_color != value:
self._prelit_stroke_color = value
prelit_stroke_color = gobject.property(type=object,
setter=set_prelit_stroke_color)
def set_background_color(self, value): def set_background_color(self, value):
if self._buffer.background_color != value: if self._buffer.background_color != value:
self._buffer.background_color = value self._buffer.background_color = value
@ -992,7 +1010,36 @@ class CellRendererIcon(gtk.CellRendererPixbuf):
size = gobject.property(type=object, setter=set_size) size = gobject.property(type=object, setter=set_size)
def _is_prelit(self, tree_view):
x, y = tree_view.get_pointer()
x, y = tree_view.convert_widget_to_bin_window_coords(x, y)
pos = tree_view.get_path_at_pos(x, y)
if pos is None:
return False
path, column, x, y = pos
for cell_renderer in column.get_cell_renderers():
if cell_renderer == self:
cell_x, cell_width = column.cell_get_position(cell_renderer)
if x > cell_x and x < (cell_x + cell_width):
return True
return False
return False
def do_render(self, window, widget, background_area, cell_area, expose_area, flags): def do_render(self, window, widget, background_area, cell_area, expose_area, flags):
has_prelit_colors = None not in [self._prelit_fill_color,
self._prelit_stroke_color]
if flags & gtk.CELL_RENDERER_PRELIT and has_prelit_colors and \
self._is_prelit(widget):
self._buffer.fill_color = self._prelit_fill_color
self._buffer.stroke_color = self._prelit_stroke_color
else:
self._buffer.fill_color = self._fill_color
self._buffer.stroke_color = self._stroke_color
surface = self._buffer.get_surface() surface = self._buffer.get_surface()
if surface is None: if surface is None:
self.props.pixbuf = None self.props.pixbuf = None