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use crate::gui::{CoordinateCalculator, ImageDisplay, SelectionHandler, TextDirection};
use eframe::egui;
pub struct ControlPanel;
impl ControlPanel {
pub fn new() -> Self {
Self
}
pub fn show(
&mut self,
ctx: &egui::Context,
selection_handler: &mut SelectionHandler,
coordinate_calculator: &CoordinateCalculator,
image_display: &ImageDisplay,
) {
// 左侧面板 - 控制区域
egui::SidePanel::left("control_panel")
.resizable(true)
.default_width(300.0)
.min_width(250.0)
.max_width(400.0)
.show(ctx, |ui| {
// 获取可用宽度，确保所有元素使用一致的宽度
let available_width = ui.available_width();
let button_width = (available_width - 20.0) / 2.0; // 减去间距
// 上部：确认和取消按钮
ui.group(|ui| {
ui.set_min_height(100.0); // 设置固定高度，更合适
ui.vertical_centered(|ui| {
ui.heading("Operations");
ui.add_space(10.0);
ui.horizontal(|ui| {
if ui
.add_sized([button_width, 40.0], egui::Button::new("✅ Confirm"))
.clicked()
{
selection_handler.confirm_selection(
ctx,
coordinate_calculator,
image_display.get_image_size(),
);
}
if ui
.add_sized([button_width, 40.0], egui::Button::new("❌ Cancel"))
.clicked()
{
ctx.send_viewport_cmd(egui::ViewportCommand::Close);
}
});
});
});
ui.add_space(10.0);
// 中部：选择框区域
ui.group(|ui| {
ui.set_min_height(ui.available_height() * 0.25);
ui.vertical(|ui| {
ui.heading("Selection Area");
ui.add_space(10.0);
// 选择框开关
ui.horizontal(|ui| {
ui.set_min_width(available_width - 20.0); // 设置最小宽度保持一致
let mut enable_selection = selection_handler.get_enable_selection();
ui.checkbox(&mut enable_selection, "Enable Selection");
selection_handler.set_enable_selection(enable_selection);
});
if selection_handler.get_enable_selection() {
ui.add_space(10.0);
// 状态显示
if selection_handler.is_selecting() {
ui.label("✅ Selecting rectangle region...");
} else if selection_handler.has_selection() {
ui.label("✅ Rectangle region selected");
} else {
ui.label("Please drag on the image to select a rectangle region");
}
// 显示当前选择信息
if let Some((x, y, width, height)) =
selection_handler.get_selection_info(image_display.get_image_size())
{
ui.add_space(5.0);
ui.label("Selection area info:");
ui.label(format!("X: {:.0}, Y: {:.0}", x, y));
ui.label(format!("Width: {:.0}, Height: {:.0}", width, height));
}
ui.add_space(10.0);
// 文字朝向选择
ui.horizontal(|ui| {
ui.label("Text Direction:");
let mut current_direction = selection_handler.get_text_direction();
egui::ComboBox::from_id_source("text_direction")
.width(available_width - 100.0) // 设置固定宽度
.selected_text(current_direction.as_str())
.show_ui(ui, |ui| {
ui.selectable_value(
&mut current_direction,
TextDirection::Up,
"Up",
);
ui.selectable_value(
&mut current_direction,
TextDirection::Down,
"Down",
);
ui.selectable_value(
&mut current_direction,
TextDirection::Left,
"Left",
);
ui.selectable_value(
&mut current_direction,
TextDirection::Right,
"Right",
);
});
selection_handler.set_text_direction(current_direction);
});
} else {
ui.add_space(10.0);
ui.label("Will use the entire image area");
ui.add_space(10.0);
// 文字朝向选择（即使没有选择框也显示）
ui.horizontal(|ui| {
ui.label("Text Direction:");
let mut current_direction = selection_handler.get_text_direction();
egui::ComboBox::from_id_source("text_direction")
.width(available_width - 100.0) // 设置固定宽度
.selected_text(current_direction.as_str())
.show_ui(ui, |ui| {
ui.selectable_value(
&mut current_direction,
TextDirection::Up,
"Up",
);
ui.selectable_value(
&mut current_direction,
TextDirection::Down,
"Down",
);
ui.selectable_value(
&mut current_direction,
TextDirection::Left,
"Left",
);
ui.selectable_value(
&mut current_direction,
TextDirection::Right,
"Right",
);
});
selection_handler.set_text_direction(current_direction);
});
}
});
});
ui.add_space(10.0);
// 文字颜色选择区域
ui.group(|ui| {
ui.vertical(|ui| {
ui.heading("Text Color");
ui.add_space(10.0);
ui.horizontal(|ui| {
ui.set_min_width(available_width - 20.0); // 设置最小宽度保持一致
let mut text_color = selection_handler.get_text_color();
egui::color_picker::color_picker_color32(
ui,
&mut text_color,
egui::color_picker::Alpha::Opaque,
);
selection_handler.set_text_color(text_color);
ui.label(format!(
"RGB({}, {}, {})",
text_color.r(),
text_color.g(),
text_color.b()
));
});
});
});
ui.add_space(10.0);
// 下部：颜色变化区域
ui.group(|ui| {
ui.vertical(|ui| {
ui.heading("Color Variation");
ui.add_space(10.0);
// 颜色变化开关
ui.horizontal(|ui| {
ui.set_min_width(available_width - 20.0); // 设置最小宽度保持一致
let mut enable_color_variation =
selection_handler.get_enable_color_variation();
ui.checkbox(&mut enable_color_variation, "Enable Color Variation");
selection_handler.set_enable_color_variation(enable_color_variation);
});
if selection_handler.get_enable_color_variation() {
ui.add_space(10.0);
ui.label("Each generated image will automatically overlay different HSL colors");
ui.label("Colors will be evenly distributed based on the number of images");
} else {
ui.add_space(10.0);
ui.label("Will use the original image colors");
}
});
});
});
}
}