NvPlatformContext.h

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// TAGRELEASE: PUBLIC

#ifndef NV_PLATFORM_CONTEXT_H
#define NV_PLATFORM_CONTEXT_H

#include <NvFoundation.h>
#include <vector>
#include "NvKeyboard.h"


class NvGamepad;

struct NvPointerActionType {
    enum Enum {
        UP = 0, 
        DOWN = 1, 
        MOTION = 2, 
        EXTRA_DOWN = 4, 
        EXTRA_UP = 8 
    };
};

struct NvKeyActionType {
    enum Enum {
        UP = 0, 
        DOWN = 1, 
        REPEAT = 2 
    };
};

struct NvInputDeviceType {
    enum Enum {
        MOUSE, 
        TOUCH, 
        STYLUS 
    };
};

struct NvPointerModifierType {
    enum Enum {
    SHIFT = 0x00000001, 
    CTRL = 0x00000002, 
    ALT = 0x00000004, 
    };
};

struct NvMouseButton {
    const static uint32_t LEFT = 0x00000001; 
    const static uint32_t RIGHT = 0x00000002; 
    const static uint32_t MIDDLE = 0x00000004; 
};

class NvPointerEvent {
public:
    float m_x; 
    float m_y; 
    uint32_t m_id; 
};

class NvInputCallbacks 
{
public:
    virtual bool pointerInput(NvInputDeviceType::Enum device,
                                NvPointerActionType::Enum action, 
                                uint32_t modifiers, 
                                int32_t count, NvPointerEvent* points) = 0;

    virtual bool keyInput(uint32_t code, NvKeyActionType::Enum action) = 0;

    virtual bool characterInput(uint8_t c) = 0;

    virtual bool gamepadChanged(uint32_t changedPadFlags) = 0;
};

class NvPlatformContext {
public:
    virtual bool isAppRunning() = 0;

    virtual void requestExit() = 0;

    virtual bool pollEvents(NvInputCallbacks* callbacks) = 0;

    virtual bool isContextLost() = 0;

    virtual bool shouldRender() = 0;

    virtual bool hasWindowResized() = 0;

    virtual NvGamepad* getGamepad() = 0;

    virtual void setAppTitle(const char* title) = 0;

    virtual const std::vector<const char*>& getCommandLine() = 0;
};

#endif

©2014 NVIDIA Corporation.