menu_render.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 HARVESTER_MENU_RENDER_H
#define HARVESTER_MENU_RENDER_H
 
#include "graphics/font.h"
#include "harvester/menu/menu.h"
 
namespace Graphics {
class Screen;
}
 
namespace Harvester {
namespace MenuRendering {
 
extern const int kMenuStartY;
extern const int kMenuLineSpacing;
extern const byte kTextColorNormal;
extern const int kOptionsSliderMinX;
extern const int kOptionsSliderStep;
extern const int kOptionsIndicatorY;
extern const int kPasswordEntryWidth;
 
struct TextLayout {
    TextLayout(int x, int y, int width) : x(x), y(y), width(width) {}
 
    int x;
    int y;
    int width;
};
 
struct FontPair {
    FontPair(const Graphics::Font &primary, const Graphics::Font &secondary)
        : primary(primary), secondary(secondary) {}
 
    const Graphics::Font &primary;
    const Graphics::Font &secondary;
};
 
struct SliderBitmaps {
    SliderBitmaps(const IndexedBitmap &bar, const IndexedBitmap &indicator)
        : bar(bar), indicator(indicator) {}
 
    const IndexedBitmap &bar;
    const IndexedBitmap &indicator;
};
 
// Drawing calls borrow their backdrop, palette, fonts, and bitmaps synchronously.
class Renderer {
public:
    Renderer(HarvesterEngine &engine, const IndexedBitmap &backdrop,
        const byte *palette, float paletteBrightness)
        : _engine(engine), _backdrop(backdrop), _palette(palette), _paletteBrightness(paletteBrightness) {}
 
    void renderOptionsMenu(const FontPair &fonts, const Art &art, const MenuTextConfig &config,
        const SliderBitmaps &sliders, int selectedItem, bool drawCursor = true) const;
    void renderPasswordPrompt(const FontPair &fonts, const Art &art, const Common::String &title,
        const Common::String &text, bool cursorVisible, bool drawLogo) const;
    void renderQuickTipsOverlay(const MenuTextConfig &config, const QuickTipsLayout &layout,
        const Common::String &tipText) const;
    void renderConfirmPrompt(const Graphics::Font &promptFont,
        const Graphics::Font &yesFont, const Graphics::Font &noFont,
        const IndexedBitmap &textbox, const Common::String &promptText, const MenuTextConfig &config) const;
 
private:
    HarvesterEngine &_engine;
    const IndexedBitmap &_backdrop;
    const byte *_palette;
    float _paletteBrightness;
};
 
void applyMenuPalette(Graphics::Screen &screen, const HarvesterEngine &engine,
    const byte *palette, float brightness);
void blitBitmap(Graphics::Screen &screen, const IndexedBitmap &bitmap, int x, int y);
void drawShadowedString(Graphics::Screen &screen, const Graphics::Font &font,
    const Common::String &text, const TextLayout &layout, byte color,
    Graphics::TextAlign align = Graphics::kTextAlignLeft);
void renderCdChangePromptScreen(HarvesterEngine &engine, const IndexedBitmap &bitmap, const byte *palette);
void renderHelpScreen(HarvesterEngine &engine, const IndexedBitmap &bitmap, const byte *palette);
int getNativeRoomMenuLineHeight(const Graphics::Font &selectedFont);
 
} // End of namespace MenuRendering
} // End of namespace Harvester
 
#endif // HARVESTER_MENU_RENDER_H