raven/src/Events.hpp

#pragma once

#include <stdint.h>
#include "Point.hpp"
#include "Box.hpp"

namespace Raven {

enum class EventType {
    NoneEvent,

    MouseButton,
    MouseMove,
    Reflow,
    FocusUpdate,
    ActivationUpdate,
};

enum class ReflowType {
    RepaintSubtree,
    RelayoutSubtree,
    RepaintSelf
};

enum class ReflowGrouping {
    Yes,
    No
};

class Event {
private:
    bool m_accepted { false };
public:
    Event() {}

    virtual EventType type() { return EventType::NoneEvent; }
    virtual const char *name() { return "NoneEvent"; }

    void accept() { m_accepted = true; }
    bool accepted() { return m_accepted; }

    virtual ~Event() = default;
};

class MouseButtonEvent : public Event {
private:
    bool m_was_left_button_pressed;
    bool m_was_right_button_pressed;
    Point m_point;
public:
    MouseButtonEvent(bool was_left_button_pressed, bool was_right_button_pressed, Point point)
        : m_was_left_button_pressed(was_left_button_pressed)
        , m_was_right_button_pressed(was_right_button_pressed)
        , m_point(point) {}

    EventType type() { return EventType::MouseButton; }
    const char *name() { return "MouseButton"; }

    bool was_left_button_pressed() { return m_was_left_button_pressed; }
    bool was_right_button_pressed() { return m_was_right_button_pressed; }

    Point &point() { return m_point; }
};

class MouseMoveEvent : public Event {
private:
    Point m_point;
public:
    MouseMoveEvent(Point point)
        : m_point(point) {}

    EventType type() { return EventType::MouseMove; }
    const char *name() { return "MouseMove"; }

    Point &point() { return m_point; }
};

class ReflowEvent: public Event {
private:
    ReflowType m_reflow_type;
    ReflowGrouping m_reflow_grouping;
public:
    ReflowEvent(ReflowType type, ReflowGrouping grouping)
        : m_reflow_type(type)
        , m_reflow_grouping(grouping) {}

    EventType type() { return EventType::Reflow; }
    const char *name() { return "Reflow"; }

    ReflowType reflow_type() { return m_reflow_type; }
    ReflowGrouping reflow_grouping() { return m_reflow_grouping; }

    void set_reflow_grouping(ReflowGrouping reflow_grouping) { m_reflow_grouping = reflow_grouping; }
    void set_reflow_type(ReflowType reflow_type) { m_reflow_type = reflow_type; }
};

class FocusUpdateEvent : public Event {
private:
    bool m_focus_status;
public:
    FocusUpdateEvent(bool focus_status)
        : m_focus_status(focus_status) {}

    EventType type() { return EventType::FocusUpdate; }
    const char *name() { return "FocusUpdate"; }

    bool focus_status() { return m_focus_status; }
};

class ActivationUpdateEvent : public Event {
private:
    bool m_activation_status;
public:
    ActivationUpdateEvent(bool activation_status)
        : m_activation_status(activation_status) {}

    EventType type() { return EventType::ActivationUpdate; }
    const char *name() { return "ActivationUpdate"; }

    bool activation_status() { return m_activation_status; }
};

}