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auto resizing screenshot

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DYefremov
2021-09-18 09:07:27 +03:00
parent 3a9ca26619
commit 8d61663d3e
2 changed files with 19 additions and 9 deletions
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6
app/ui/control.glade
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@@ -1725,11 +1725,9 @@ Author: Dmitriy Yefremov
<property name="margin_top">5</property>
<property name="margin_bottom">5</property>
<child>
<object class="GtkImage" id="screenshot_image">
<property name="visible">True</property>
<object class="GtkDrawingArea" id="screenshot_area">
<property name="can_focus">False</property>
<property name="valign">center</property>
<property name="stock">gtk-missing-image</property>
<signal name="draw" handler="on_screenshot_draw" swapped="no"/>
</object>
</child>
</object>

22
app/ui/control.py
View File

@@ -284,18 +284,20 @@ class ControlBox(Gtk.Box):
self._http_api = http_api
self._settings = settings
self._app = app
self._pix = None
handlers = {"on_volume_changed": self.on_volume_changed}
handlers = {"on_volume_changed": self.on_volume_changed,
"on_screenshot_draw": self.on_screenshot_draw}
builder = get_builder(UI_RESOURCES_PATH + "control.glade", handlers,
objects=("control_box", "volume_adjustment"))
self.pack_start(builder.get_object("control_box"), True, True, 0)
self._stack = builder.get_object("stack")
self._screenshot_image = builder.get_object("screenshot_image")
self._screenshot_area = builder.get_object("screenshot_area")
self._screenshot_button_box = builder.get_object("screenshot_button_box")
self._screenshot_check_button = builder.get_object("screenshot_check_button")
self._screenshot_check_button.bind_property("active", self._screenshot_image, "visible")
self._screenshot_check_button.bind_property("active", self._screenshot_area, "visible")
self._snr_value_label = builder.get_object("snr_value_label")
self._ber_value_label = builder.get_object("ber_value_label")
self._agc_value_label = builder.get_object("agc_value_label")
@@ -368,7 +370,7 @@ class ControlBox(Gtk.Box):
if data:
from gi.repository import GdkPixbuf
allocation = self._screenshot_image.get_parent().get_allocation()
allocation = self._screenshot_area.get_parent().get_allocation()
loader = GdkPixbuf.PixbufLoader.new_with_type("jpeg")
loader.set_size(allocation.width, allocation.height)
try:
@@ -377,10 +379,20 @@ class ControlBox(Gtk.Box):
except GLib.Error:
pass # NOP
else:
GLib.idle_add(self._screenshot_image.set_from_pixbuf, pix)
self._pix = pix
self._screenshot_area.queue_draw() # Redrawing the area!
finally:
loader.close()
def on_screenshot_draw(self, area, cr):
""" Called to automatically resize the screenshot. """
if self._pix:
cr.scale(area.get_allocated_width() / self._pix.get_width(),
area.get_allocated_height() / self._pix.get_height())
img_surface = Gdk.cairo_surface_create_from_pixbuf(self._pix, 1, None)
cr.set_source_surface(img_surface, 0, 0)
cr.paint()
def on_screenshot_all(self, action, value=None):
self._http_api.send(HttpAPI.Request.GRUB, "mode=all" if self._http_api.is_owif else "d=",
self.on_screenshot)