C_objButton.hpp

/*
 * Copyright 2025 Guillaume Guillet
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
 
#ifndef _FGE_C_OBJBUTTON_HPP_INCLUDED
#define _FGE_C_OBJBUTTON_HPP_INCLUDED
 
#include "FastEngine/fge_extern.hpp"
#include "C_objSprite.hpp"
#include "C_object.hpp"
#include "FastEngine/C_guiElement.hpp"
 
#define FGE_OBJBUTTON_CLASSNAME "FGE:OBJ:BUTTON"
 
namespace fge
{
 
class FGE_API ObjButton : public fge::Object, public fge::Subscriber, public fge::GuiElement
{
public:
    ObjButton();
    ObjButton(fge::Texture textureOn, fge::Texture textureOff, fge::Vector2f const& pos = fge::Vector2f());
    explicit ObjButton(fge::Texture texture, fge::Vector2f const& pos = fge::Vector2f());
 
    FGE_OBJ_DEFAULT_COPYMETHOD(fge::ObjButton)
 
    fge::GuiElement* getGuiElement() override { return this; }
 
    fge::Texture const& getTextureOn() const;
    fge::Texture const& getTextureOff() const;
    void setTexture(fge::Texture const& texture, bool resetRect = false);
    void setTextureOn(fge::Texture const& textureOn, bool resetRect = false);
    void setTextureOff(fge::Texture const& textureOff, bool resetRect = false);
    void setTextureRect(fge::RectInt const& rectangle);
    void setTextureOnRect(fge::RectInt const& rectangle);
    void setTextureOffRect(fge::RectInt const& rectangle);
 
    void setColor(fge::Color const& color);
 
    void setActiveStat(bool active);
    bool getActiveStat() const;
 
    void callbackRegister(fge::Event& event, fge::GuiElementHandler* guiElementHandlerPtr) override;
 
    FGE_OBJ_DRAW_DECLARE
 
    void save(nlohmann::json& jsonObject) override;
    void load(nlohmann::json& jsonObject, std::filesystem::path const& filePath) override;
    void pack(fge::net::Packet& pck) override;
    void unpack(fge::net::Packet const& pck) override;
 
    char const* getClassName() const override;
    char const* getReadableClassName() const override;
 
    fge::RectFloat getGlobalBounds() const override;
    fge::RectFloat getLocalBounds() const override;
 
    fge::CallbackHandler<fge::ObjButton*> _onButtonPressed;
 
private:
    void
    onGuiMouseButtonPressed(fge::Event const& evt, SDL_MouseButtonEvent const& arg, fge::GuiElementContext& context);
    void onMouseButtonReleased(fge::Event const& evt, SDL_MouseButtonEvent const& arg);
    void onGuiMouseMoved(fge::Event const& evt, SDL_MouseMotionEvent const& arg, fge::GuiElementContext& context);
 
    void onGuiVerify(fge::Event const& evt, SDL_EventType evtType, fge::GuiElementContext& context) override;
 
    mutable fge::ObjSprite g_sprite;
 
    fge::Texture g_textureOn;
    fge::Texture g_textureOff;
    fge::RectInt g_textureRectOn;
    fge::RectInt g_textureRectOff;
 
    fge::Color g_color;
 
    bool g_statMouseOn = false;
    bool g_statActive = false;
};
 
} // namespace fge
 
#endif // _FGE_C_OBJBUTTON_HPP_INCLUDED