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Make the size of the preview image a public constant

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Instead of hardcoding it.

Signed-off-by: Manuel Quiñones <manuq@laptop.org>
This commit is contained in:
Manuel Quiñones 2013-02-04 11:47:04 -03:00
parent 5ea6472e0d
commit a7e0e5ae57
1 changed files with 4 additions and 3 deletions
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7
src/sugar3/activity/activity.py
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@ -96,6 +96,8 @@ J_DBUS_INTERFACE = 'org.laptop.Journal'
CONN_INTERFACE_ACTIVITY_PROPERTIES = 'org.laptop.Telepathy.ActivityProperties' CONN_INTERFACE_ACTIVITY_PROPERTIES = 'org.laptop.Telepathy.ActivityProperties'
PREVIEW_SIZE = style.zoom(300), style.zoom(225)
class _ActivitySession(GObject.GObject): class _ActivitySession(GObject.GObject):
@ -639,8 +641,7 @@ class Activity(Window, Gtk.Container):
this is what the user is seeing in this moment. this is what the user is seeing in this moment.
Activities can override this method, which should return a str with the Activities can override this method, which should return a str with the
binary content of a png image with a width of 300 and a height of 225 binary content of a png image with a width of PREVIEW_SIZE pixels.
pixels.
The method does create a cairo surface similar to that of the canvas' The method does create a cairo surface similar to that of the canvas'
window and draws on that. Then we create a cairo image surface with window and draws on that. Then we create a cairo image surface with
@ -666,7 +667,7 @@ class Activity(Window, Gtk.Container):
self.canvas.draw(cr) self.canvas.draw(cr)
del cr del cr
preview_width, preview_height = style.zoom(300), style.zoom(225) preview_width, preview_height = PREVIEW_SIZE
preview_surface = cairo.ImageSurface(cairo.FORMAT_ARGB32, preview_surface = cairo.ImageSurface(cairo.FORMAT_ARGB32,
preview_width, preview_height) preview_width, preview_height)
cr = cairo.Context(preview_surface) cr = cairo.Context(preview_surface)