iphone_common.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 BACKENDS_PLATFORM_IPHONE_IPHONE_COMMON_H
#define BACKENDS_PLATFORM_IPHONE_IPHONE_COMMON_H

#include "graphics/surface.h"

enum InputEvent {
    kInputMouseDown,
    kInputMouseUp,
    kInputMouseDragged,
    kInputMouseSecondDragged,
    kInputMouseSecondDown,
    kInputMouseSecondUp,
    kInputOrientationChanged,
    kInputKeyPressed,
    kInputApplicationSuspended,
    kInputApplicationResumed,
    kInputSwipe
};

enum ScreenOrientation {
    kScreenOrientationPortrait,
    kScreenOrientationLandscape,
    kScreenOrientationFlippedLandscape
};

enum UIViewSwipeDirection {
    kUIViewSwipeUp = 1,
    kUIViewSwipeDown = 2,
    kUIViewSwipeLeft = 4,
    kUIViewSwipeRight = 8
};

struct VideoContext {
    VideoContext() : asprectRatioCorrection(), screenWidth(), screenHeight(), overlayVisible(false),
                     overlayWidth(), overlayHeight(), mouseX(), mouseY(),
                     mouseHotspotX(), mouseHotspotY(), mouseWidth(), mouseHeight(),
                     mouseIsVisible(), filtering(false),
                     shakeXOffset(), shakeYOffset() {
    }

    // Game screen state
    bool asprectRatioCorrection;
    uint screenWidth, screenHeight;
    Graphics::Surface screenTexture;

    // Overlay state
    bool overlayVisible;
    uint overlayWidth, overlayHeight;
    Graphics::Surface overlayTexture;

    // Mouse cursor state
    uint mouseX, mouseY;
    int mouseHotspotX, mouseHotspotY;
    uint mouseWidth, mouseHeight;
    bool mouseIsVisible;
    Graphics::Surface mouseTexture;

    // Misc state
    bool filtering;
    int shakeXOffset;
    int shakeYOffset;
};

struct InternalEvent {
    InternalEvent() : type(), value1(), value2() {}
    InternalEvent(InputEvent t, int v1, int v2) : type(t), value1(v1), value2(v2) {}

    InputEvent type;
    int value1, value2;
};

// On the ObjC side
void iPhone_updateScreen();
bool iPhone_fetchEvent(InternalEvent *event);
const char *iPhone_getDocumentsDir();
bool iPhone_isHighResDevice();

uint getSizeNextPOT(uint size);

#endif