diff options
Diffstat (limited to 'grc/gui/DrawingArea.py')
| -rw-r--r-- | grc/gui/DrawingArea.py | 27 |
1 files changed, 22 insertions, 5 deletions
diff --git a/grc/gui/DrawingArea.py b/grc/gui/DrawingArea.py index 4412129809..6a1df27a8c 100644 --- a/grc/gui/DrawingArea.py +++ b/grc/gui/DrawingArea.py @@ -20,7 +20,10 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA import pygtk pygtk.require('2.0') import gtk + from Constants import MIN_WINDOW_WIDTH, MIN_WINDOW_HEIGHT, DND_TARGETS +import Colors + class DrawingArea(gtk.DrawingArea): """ @@ -68,13 +71,21 @@ class DrawingArea(gtk.DrawingArea): self.set_flags(gtk.CAN_FOCUS) # self.set_can_focus(True) self.connect('focus-out-event', self._handle_focus_lost_event) - def new_pixmap(self, width, height): return gtk.gdk.Pixmap(self.window, width, height, -1) - def get_pixbuf(self): - width, height = self._pixmap.get_size() - pixbuf = gtk.gdk.Pixbuf(gtk.gdk.COLORSPACE_RGB, 0, 8, width, height) - pixbuf.get_from_drawable(self._pixmap, self._pixmap.get_colormap(), 0, 0, 0, 0, width, height) + def new_pixmap(self, width, height): + return gtk.gdk.Pixmap(self.window, width, height, -1) + + def get_screenshot(self, transparent_bg=False): + pixmap = self._pixmap + W, H = pixmap.get_size() + pixbuf = gtk.gdk.Pixbuf(gtk.gdk.COLORSPACE_RGB, 0, 8, W, H) + pixbuf.fill(0xFF + Colors.FLOWGRAPH_BACKGROUND_COLOR.pixel << 8) + pixbuf.get_from_drawable(pixmap, pixmap.get_colormap(), 0, 0, 0, 0, W-1, H-1) + if transparent_bg: + bgc = Colors.FLOWGRAPH_BACKGROUND_COLOR + pixbuf = pixbuf.add_alpha(True, bgc.red, bgc.green, bgc.blue) return pixbuf + ########################################################################## ## Handlers ########################################################################## @@ -149,6 +160,12 @@ class DrawingArea(gtk.DrawingArea): gc = self.window.new_gc() self._flow_graph.draw(gc, self._pixmap) self.window.draw_drawable(gc, self._pixmap, 0, 0, 0, 0, -1, -1) + # draw a light grey line on the bottom and right end of the canvas. + # this is useful when the theme uses the same panel bg color as the canvas + W, H = self._pixmap.get_size() + gc.set_foreground(Colors.FLOWGRAPH_EDGE_COLOR) + self.window.draw_line(gc, 0, H-1, W, H-1) + self.window.draw_line(gc, W-1, 0, W-1, H) def _handle_focus_lost_event(self, widget, event): # don't clear selection while context menu is active |