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esphome/esphome/components/graphical_display_menu/graphical_display_menu.h
Michael Davidson b30430b0bd Add graphical display menu (#4105)
Co-authored-by: Jesse Hills <3060199+jesserockz@users.noreply.github.com>
Co-authored-by: Alex Hermann <gaaf@gmx.net>
2023-12-12 12:15:59 +09:00

85 lines
2.9 KiB
C++

#pragma once
#include "esphome/core/color.h"
#include "esphome/components/display_menu_base/display_menu_base.h"
#include "esphome/components/display_menu_base/menu_item.h"
#include "esphome/core/automation.h"
#include <cstdlib>
namespace esphome {
// forward declare from display namespace
namespace display {
class Display;
class DisplayPage;
class BaseFont;
class Rect;
} // namespace display
namespace graphical_display_menu {
const Color COLOR_ON(255, 255, 255, 255);
const Color COLOR_OFF(0, 0, 0, 0);
struct MenuItemValueArguments {
MenuItemValueArguments(const display_menu_base::MenuItem *item, bool is_item_selected, bool is_menu_editing) {
this->item = item;
this->is_item_selected = is_item_selected;
this->is_menu_editing = is_menu_editing;
}
const display_menu_base::MenuItem *item;
bool is_item_selected;
bool is_menu_editing;
};
class GraphicalDisplayMenu : public display_menu_base::DisplayMenuComponent {
public:
void setup() override;
void dump_config() override;
void set_display(display::Display *display);
void set_font(display::BaseFont *font);
template<typename V> void set_menu_item_value(V menu_item_value) { this->menu_item_value_ = menu_item_value; }
void set_foreground_color(Color foreground_color);
void set_background_color(Color background_color);
void add_on_redraw_callback(std::function<void()> &&cb) { this->on_redraw_callbacks_.add(std::move(cb)); }
void draw(display::Display *display, const display::Rect *bounds);
protected:
void draw_and_update() override;
void draw_menu() override;
void draw_menu_internal_(display::Display *display, const display::Rect *bounds);
void draw_item(const display_menu_base::MenuItem *item, uint8_t row, bool selected) override;
virtual display::Rect measure_item(display::Display *display, const display_menu_base::MenuItem *item,
const display::Rect *bounds, bool selected);
virtual void draw_item(display::Display *display, const display_menu_base::MenuItem *item,
const display::Rect *bounds, bool selected);
void update() override;
void on_before_show() override;
void on_before_hide() override;
std::unique_ptr<display::DisplayPage> display_page_{nullptr};
const display::DisplayPage *previous_display_page_{nullptr};
display::Display *display_{nullptr};
display::BaseFont *font_{nullptr};
TemplatableValue<std::string, const MenuItemValueArguments *> menu_item_value_;
Color foreground_color_{COLOR_ON};
Color background_color_{COLOR_OFF};
CallbackManager<void()> on_redraw_callbacks_{};
};
class GraphicalDisplayMenuOnRedrawTrigger : public Trigger<const GraphicalDisplayMenu *> {
public:
explicit GraphicalDisplayMenuOnRedrawTrigger(GraphicalDisplayMenu *parent) {
parent->add_on_redraw_callback([this, parent]() { this->trigger(parent); });
}
};
} // namespace graphical_display_menu
} // namespace esphome