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gui: optimize paddings
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ardocrat
@@ -0,0 +1,177 @@
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// Copyright 2023 The Grim Developers
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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use egui::{Color32, FontTweak, Visuals};
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use egui::epaint::Shadow;
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use jni::objects::{JObject, JPrimitiveArray};
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use crate::gui::PlatformApp;
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use winit::platform::android::activity::AndroidApp;
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pub struct Android {
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pub android_app: AndroidApp,
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pub cutouts: [i32; 4],
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pub window_size: [f32; 2]
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}
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impl Android {
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pub fn new(app: AndroidApp) -> Self {
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Android {
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android_app: app,
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cutouts: Default::default(),
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window_size: Default::default()
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}
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}
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}
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impl PlatformApp<Android> {
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pub fn new(cc: &eframe::CreationContext<'_>, platform: Android) -> Self {
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setup_fonts(&cc.egui_ctx);
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// cc.egui_ctx.set_visuals(Visuals {
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// dark_mode: false,
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// override_text_color: None,
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// widgets: Default::default(),
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// selection: Default::default(),
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// hyperlink_color: Default::default(),
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// faint_bg_color: Default::default(),
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// extreme_bg_color: Default::default(),
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// code_bg_color: Default::default(),
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// warn_fg_color: Default::default(),
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// error_fg_color: Default::default(),
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// window_rounding: Default::default(),
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// window_shadow: Default::default(),
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// window_fill: Default::default(),
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// window_stroke: Default::default(),
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// panel_fill: Default::default(),
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// popup_shadow: Default::default(),
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// resize_corner_size: 0.0,
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// text_cursor_width: 0.0,
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// text_cursor_preview: false,
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// clip_rect_margin: 0.0,
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// button_frame: false,
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// collapsing_header_frame: false,
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// });
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Self {
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root: Default::default(),
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platform,
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}
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}
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}
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fn setup_fonts(ctx: &egui::Context) {
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let mut fonts = egui::FontDefinitions::default();
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fonts.font_data.insert(
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"roboto".to_owned(),
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egui::FontData::from_static(include_bytes!(
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"../../../../fonts/roboto.ttf"
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)).tweak(FontTweak {
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scale: 1.0,
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y_offset_factor: -0.20,
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y_offset: 0.0
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}),
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);
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fonts
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.families
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.entry(egui::FontFamily::Proportional)
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.or_default()
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.insert(0, "roboto".to_owned());
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ctx.set_fonts(fonts);
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}
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impl eframe::App for PlatformApp<Android> {
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fn update(&mut self, ctx: &egui::Context, frame: &mut eframe::Frame) {
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println!("12345 - X {}", frame.info().window_info.size.x);
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println!("12345 - Y {}", frame.info().window_info.size.y);
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let _x = frame.info().window_info.size.x;
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let _y = frame.info().window_info.size.y;
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if _x != self.platform.window_size[0] || _y != self.platform.window_size[1] {
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self.platform.window_size[0] = _x;
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self.platform.window_size[1] = _y;
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self.platform.cutouts = get_display_cutouts(&self.platform.android_app);
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}
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egui::TopBottomPanel::top("top_padding_panel")
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.frame(egui::Frame {
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shadow: Shadow::NONE,
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fill: Color32::TRANSPARENT,
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..Default::default()
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})
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.show_separator_line(false)
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.resizable(false)
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.exact_height(self.platform.cutouts[0] as f32)
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.show(ctx, |ui| {});
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egui::SidePanel::right("right_padding_panel")
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.frame(egui::Frame {
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shadow: Shadow::NONE,
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fill: Color32::TRANSPARENT,
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..Default::default()
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})
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.show_separator_line(false)
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.resizable(false)
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.default_width(self.platform.cutouts[1] as f32)
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.show(ctx, |ui| {});
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egui::TopBottomPanel::bottom("bottom_padding_panel")
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.frame(egui::Frame {
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shadow: Shadow::NONE,
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fill: Color32::TRANSPARENT,
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..Default::default()
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})
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.show_separator_line(false)
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.resizable(false)
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.exact_height(self.platform.cutouts[2] as f32)
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.show(ctx, |ui| {});
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egui::SidePanel::left("left_padding_panel")
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.frame(egui::Frame {
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shadow: Shadow::NONE,
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fill: Color32::TRANSPARENT,
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..Default::default()
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})
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.show_separator_line(false)
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.resizable(false)
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.default_width(self.platform.cutouts[3] as f32)
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.show(ctx, |ui| {});
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egui::CentralPanel::default().show(ctx, |ui| {
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self.root.ui(ctx);
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});
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}
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}
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fn get_display_cutouts(app: &AndroidApp) -> [i32; 4] {
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let vm = unsafe { jni::JavaVM::from_raw(app.vm_as_ptr() as _) }.unwrap();
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let mut env = vm.attach_current_thread().unwrap();
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let activity = unsafe {
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JObject::from_raw(app.activity_as_ptr() as jni::sys::jobject)
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};
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let _res = env
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.call_method(
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activity,
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"getDisplayCutouts",
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"()[I",
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&[],
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)
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.unwrap();
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let mut array: [i32; 4] = [0; 4];
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let object: jni::sys::jobject = unsafe { _res.as_jni().l };
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unsafe {
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env.get_int_array_region(JPrimitiveArray::from(
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JObject::from_raw(object)), 0, array.as_mut()
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).unwrap();
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}
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array
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}
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