dialogpanel.h

/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

#ifndef STARK_UI_DIALOG_PANEL_H
#define STARK_UI_DIALOG_PANEL_H

#include "engines/stark/ui/window.h"
#include "engines/stark/gfx/color.h"

#include "common/scummsys.h"
#include "common/str.h"
#include "common/str-array.h"
#include "common/array.h"
#include "common/rect.h"

namespace Stark {

class VisualImageXMG;
class VisualText;
class ClickText;

namespace Resources {
class Speech;
}

class DialogPanel : public Window {
public:
    DialogPanel(Gfx::Driver *gfx, Cursor *cursor);
    virtual ~DialogPanel();

    void reset();

    void onScreenChanged();

    void scrollUp();
    void scrollDown();

    void focusNextOption();
    void focusPrevOption();

    void selectFocusedOption();

    void selectOption(uint index);

protected:
    void onMouseMove(const Common::Point &pos) override;
    void onClick(const Common::Point &pos) override;
    void onRightClick(const Common::Point &pos) override;
    void onGameLoop() override;
    void onRender() override;

private:
    void updateSubtitleVisual();
    void clearSubtitleVisual();
    void updateDialogOptions();
    void clearOptions();
    void renderOptions();
    void renderScrollArrows() const;

    void updateFirstVisibleOption();
    void updateLastVisibleOption();

    VisualImageXMG *_passiveBackGroundImage;
    VisualImageXMG *_activeBackGroundImage;
    VisualImageXMG *_scrollUpArrowImage;
    VisualImageXMG *_scrollDownArrowImage;
    VisualImageXMG *_dialogOptionBullet;
    VisualText *_subtitleVisual;

    bool _scrollUpArrowVisible;
    bool _scrollDownArrowVisible;
    Common::Rect _scrollUpArrowRect;
    Common::Rect _scrollDownArrowRect;

    Resources::Speech *_currentSpeech;
    void abortCurrentSpeech();

    uint32 _firstVisibleOption, _lastVisibleOption;
    uint32 _focusedOption;
    Common::Array<ClickText*> _options;
    bool _acceptIdleMousePos;

    const Gfx::Color _aprilColor = Gfx::Color(0xFF, 0xC0, 0x00);
    const Gfx::Color _otherColor = Gfx::Color(0xFF, 0x40, 0x40);
    static const uint32 _optionsTop = 4;
    static const uint32 _optionsLeft = 30;
    static const uint32 _optionsHeight = 80;
};

} // End of namespace Stark

#endif // STARK_UI_DIALOG_PANEL_H