ddnet/src/engine/input.h
Freddie Wang e5f23cd87c Added full IME support
Now with display of editing text.
2016-08-14 22:16:06 -07:00

91 lines
1.9 KiB
C++

/* (c) Magnus Auvinen. See licence.txt in the root of the distribution for more information. */
/* If you are missing that file, acquire a complete release at teeworlds.com. */
#ifndef ENGINE_INPUT_H
#define ENGINE_INPUT_H
#include "kernel.h"
const int g_MaxKeys = 512;
extern const char g_aaKeyStrings[g_MaxKeys][20];
class IInput : public IInterface
{
MACRO_INTERFACE("input", 0)
public:
class CEvent
{
public:
int m_Flags;
int m_Key;
char m_aText[32];
int m_InputCount;
};
protected:
enum
{
INPUT_BUFFER_SIZE=32
};
// quick access to events
int m_NumEvents;
IInput::CEvent m_aInputEvents[INPUT_BUFFER_SIZE];
public:
enum
{
FLAG_PRESS=1,
FLAG_RELEASE=2,
FLAG_REPEAT=4,
FLAG_TEXT=8,
};
// events
int NumEvents() const { return m_NumEvents; }
virtual bool IsEventValid(CEvent *pEvent) const = 0;
CEvent GetEvent(int Index) const
{
if(Index < 0 || Index >= m_NumEvents)
{
IInput::CEvent e = {0,0};
return e;
}
return m_aInputEvents[Index];
}
// keys
virtual bool KeyIsPressed(int Key) const = 0;
virtual bool KeyPress(int Key, bool CheckCounter=false) const = 0;
const char *KeyName(int Key) const { return (Key >= 0 && Key < g_MaxKeys) ? g_aaKeyStrings[Key] : g_aaKeyStrings[0]; }
virtual void Clear() = 0;
//
virtual void MouseModeRelative() = 0;
virtual void MouseModeAbsolute() = 0;
virtual int MouseDoubleClick() = 0;
virtual const char* GetClipboardText() = 0;
virtual void SetClipboardText(const char *Text) = 0;
virtual void MouseRelative(float *x, float *y) = 0;
virtual bool GetIMEState() = 0;
virtual void SetIMEState(bool activate) = 0;
virtual const char* GetIMECandidate() = 0;
virtual int GetEditingCursor() = 0;
};
class IEngineInput : public IInput
{
MACRO_INTERFACE("engineinput", 0)
public:
virtual void Init() = 0;
virtual int Update() = 0;
virtual void NextFrame() = 0;
virtual int VideoRestartNeeded() = 0;
};
extern IEngineInput *CreateEngineInput();
#endif