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scaling: Add a setting for fitting layouts to the panel

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It can be useful to deactivate this while designing layouts,
to be able to see the accurate size of those layouts.

Part-of: <https://gitlab.gnome.org/World/Phosh/squeekboard/-/merge_requests/702>
This commit is contained in:
MoonlightWave-12
2024-11-03 13:27:34 +01:00
parent 291afe361c
commit b9f54a4e4b
2 changed files with 19 additions and 1 deletions
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9
data/sm.puri.Squeekboard.gschema.xml
View File

@ -27,6 +27,15 @@
For square screens, the setting for screens in landscape-orientation is used.
</description>
</key>
<key name='layout-shape-changes-to-fit-panel' type='b'>
<default>true</default>
<summary>Wether layouts will stretch to fit the panel or not</summary>
<description>
While this setting is active, the proportions of layouts can change,
to fit the available space on the panel.
It can be useful to deactivate this while designing layouts.
</description>
</key>
</schema>
</schemalist>

11
src/layout.rs
View File

@ -17,6 +17,8 @@
* and let the renderer scale and center it within the widget.
*/
use gdk::prelude::SettingsExt;
use gio::Settings;
use std::cmp;
use std::collections::HashMap;
use std::ffi::CString;
@ -809,11 +811,18 @@ impl LayoutData {
&self,
available: Size,
) -> c::Transformation {
let gsettings = Settings::new("sm.puri.Squeekboard");
let stretch_layout_to_fit_panel = gsettings.boolean ("layout-shape-changes-to-fit-panel");
let layout_stretching_limit: f64;
if stretch_layout_to_fit_panel == true { layout_stretching_limit = 1.055 }
else { layout_stretching_limit = 1.0 };
let size = self.calculate_size();
let h_scale = available.width / size.width;
let v_scale = available.height / size.height;
// Allow up to 5% (and a bit more) horizontal stretching for filling up available space
let scale_x = if (h_scale / v_scale) < 1.055 { h_scale } else { v_scale };
let scale_x = if (h_scale / v_scale) < layout_stretching_limit { h_scale } else { v_scale };
let scale_y = cmp::min(FloatOrd(h_scale), FloatOrd(v_scale)).0;
let outside_margins = c::Transformation {
origin_x: (available.width - (scale_x * size.width)) / 2.0,