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ScreenshotManager: implement flash_area and handle flash parameter (#147)

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This commit is contained in:
Adam Bieńkowski 2019-01-28 09:17:58 +01:00 committed by Cody Garver
parent fe52fb1288
commit 6654145bb2
1 changed files with 39 additions and 1 deletions
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40
src/ScreenshotManager.vala
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@ -40,7 +40,31 @@ namespace Gala
public void flash_area (int x, int y, int width, int height) throws DBusError, IOError
{
warning ("FlashArea not implemented");
debug ("Flashing area");
double[] keyframes = { 0.3f, 0.8f };
GLib.Value[] values = { 180U, 0U };
var transition = new Clutter.KeyframeTransition ("opacity");
transition.duration = 200;
transition.remove_on_complete = true;
transition.progress_mode = Clutter.AnimationMode.LINEAR;
transition.set_key_frames (keyframes);
transition.set_values (values);
transition.set_to_value (0.0f);
var flash_actor = new Clutter.Actor ();
flash_actor.set_size (width, height);
flash_actor.set_position (x, y);
flash_actor.set_background_color (Clutter.Color.get_static (Clutter.StaticColor.WHITE));
flash_actor.set_opacity (0);
flash_actor.transitions_completed.connect ((actor) => {
wm.top_window_group.remove_child (actor);
actor.destroy ();
});
wm.top_window_group.add_child (flash_actor);
flash_actor.add_transition ("flash", transition);
}
public void screenshot (bool include_cursor, bool flash, string filename, out bool success, out string filename_used) throws DBusError, IOError
@ -51,6 +75,11 @@ namespace Gala
wm.get_screen ().get_size (out width, out height);
var image = take_screenshot (0, 0, width, height, include_cursor);
if (flash) {
flash_area (0, 0, width, height);
}
success = save_image (image, filename, out filename_used);
}
@ -61,6 +90,11 @@ namespace Gala
yield wait_stage_repaint ();
var image = take_screenshot (x, y, width, height, false);
if (flash) {
flash_area (x, y, width, height);
}
success = save_image (image, filename, out filename_used);
if (!success)
throw new DBusError.FAILED ("Failed to save image");
@ -88,6 +122,10 @@ namespace Gala
image = composite_stage_cursor (image, { rect.x, rect.y, rect.width, rect.height });
}
if (flash) {
flash_area (rect.x, rect.y, rect.width, rect.height);
}
success = save_image (image, filename, out filename_used);
}