texture_window.h

/*
**  UICore
**  Copyright (c) 1997-2015 The UICore Team
**
**  This software is provided 'as-is', without any express or implied
**  warranty.  In no event will the authors be held liable for any damages
**  arising from the use of this software.
**
**  Permission is granted to anyone to use this software for any purpose,
**  including commercial applications, and to alter it and redistribute it
**  freely, subject to the following restrictions:
**
**  1. The origin of this software must not be misrepresented; you must not
**     claim that you wrote the original software. If you use this software
**     in a product, an acknowledgment in the product documentation would be
**     appreciated but is not required.
**  2. Altered source versions must be plainly marked as such, and must not be
**     misrepresented as being the original software.
**  3. This notice may not be removed or altered from any source distribution.
**
**  Note: Some of the libraries UICore may link to may have additional
**  requirements or restrictions.
**
**  File Author(s):
**
**    Magnus Norddahl
*/

#pragma once

#include "view_tree.h"
#include "../../Display/Window/display_window.h"
#include "../../Display/Window/keys.h"

namespace uicore
{
    class InputEvent;
    class TextureWindow_Impl;

    class TextureWindow : public ViewTree
    {
    public:
        TextureWindow(const CanvasPtr &canvas);

        void set_viewport(const Rectf &rect);

        Rectf viewport() const;

        void set_background_color(const Colorf &background_color = Colorf::transparent);
        void set_clear_background(bool enable = true);

        void set_always_render(bool enable = true);

        void update();

        void set_window(const DisplayWindowPtr &window, bool enable_automatic_events = true, const Mat4f &transform_mouse_matrix = Mat4f::identity());

        void on_window_close();
        void on_lost_focus();
        void on_got_focus();
        void on_key_down(const uicore::InputEvent &);
        void on_key_up(const uicore::InputEvent &);
        void on_mouse_down(const uicore::InputEvent &);
        void on_mouse_dblclk(const uicore::InputEvent &);
        void on_mouse_up(const uicore::InputEvent &);
        void on_mouse_move(const uicore::InputEvent &);

        DisplayWindowPtr display_window() override;
        CanvasPtr canvas() const override;

    protected:
        void set_needs_render() override;

        Pointf client_to_screen_pos(const Pointf &pos) override;
        Pointf screen_to_client_pos(const Pointf &pos) override;

    private:
        std::shared_ptr<TextureWindow_Impl> impl;

        friend class TextureWindow_Impl;
    };
}