463 lines
11 KiB
C++
463 lines
11 KiB
C++
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/** \file
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* \brief IupTuioClient control
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*
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* See Copyright Notice in "iup.h"
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*/
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#include "TuioListener.h"
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#include "TuioClient.h"
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#include "iup.h"
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#include "iuptuio.h"
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#include "iupcbs.h"
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#include <math.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include "iup_object.h"
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#include "iup_assert.h"
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#include "iup_str.h"
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#include "iup_register.h"
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#include "iup_drv.h"
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#include "iup_drvinfo.h"
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using namespace TUIO;
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struct iTuioCursorEnvent{
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int id;
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float x, y;
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char state;
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iTuioCursorEnvent(int _id, float _x, float _y, char _state);
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};
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iTuioCursorEnvent::iTuioCursorEnvent(int _id, float _x, float _y, char _state)
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:id(_id), x(_x), y(_y), state(_state)
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{
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}
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class IupTuioListener : public TuioListener
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{
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int changed, locked;
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TuioClient* client;
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Ihandle* ih;
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std::list<iTuioCursorEnvent> cursor_events;
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void processCursor(TuioCursor *tcur, const char* state, const char* action);
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void initCursorInfo(std::list<TuioCursor*> &cursorList, int cursor_count, int* pid, int* pstate);
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void finishCursorInfo(std::list<TuioCursor*> &cursorList, int cursor_count, int* px, int* py, int* pstate, int w, int h, int use_client_coord, Ihandle* ih_canvas);
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void updateCursorInfo(int *cursor_count, int* pid, int* px, int* py, int* pstate, int id, int x, int y, int state);
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int GetMainCursor(std::list<TuioCursor*> &cursorList);
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static int timer_action_cb(Ihandle *timer);
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public:
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int debug;
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Ihandle* timer;
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IupTuioListener(Ihandle* _ih, TuioClient* _client);
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void addTuioObject(TuioObject *tobj);
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void updateTuioObject(TuioObject *tobj);
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void removeTuioObject(TuioObject *tobj);
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void addTuioCursor(TuioCursor *tcur);
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void updateTuioCursor(TuioCursor *tcur);
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void removeTuioCursor(TuioCursor *tcur);
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void addTuioBlob(TuioBlob *tblb);
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void updateTuioBlob(TuioBlob *tblb);
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void removeTuioBlob(TuioBlob *tblb);
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void refresh(TuioTime frameTime);
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};
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IupTuioListener::IupTuioListener(Ihandle* _ih, TuioClient* _client)
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:changed(0), locked(0), client(_client), ih(_ih), debug(0)
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{
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timer = IupTimer();
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IupSetAttribute(timer, "TIME", "50");
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IupSetAttribute(timer, "_IUP_TUIOLISTENER", (char*)this);
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IupSetCallback(timer, "ACTION_CB", timer_action_cb);
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}
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void IupTuioListener::addTuioObject(TuioObject*)
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{
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/* unused */
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}
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void IupTuioListener::updateTuioObject(TuioObject*)
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{
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/* unused */
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}
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void IupTuioListener::removeTuioObject(TuioObject*)
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{
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/* unused */
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}
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void IupTuioListener::addTuioBlob(TuioBlob*)
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{
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/* unused */
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}
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void IupTuioListener::updateTuioBlob(TuioBlob*)
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{
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/* unused */
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}
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void IupTuioListener::removeTuioBlob(TuioBlob*)
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{
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/* unused */
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}
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void IupTuioListener::addTuioCursor(TuioCursor *tcur)
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{
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IupTuioListener::processCursor(tcur, "DOWN", "AddCursor");
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}
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void IupTuioListener::updateTuioCursor(TuioCursor *tcur)
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{
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IupTuioListener::processCursor(tcur, "MOVE", "UpdateCursor");
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}
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void IupTuioListener::removeTuioCursor(TuioCursor *tcur)
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{
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IupTuioListener::processCursor(tcur, "UP", "RemoveCursor");
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}
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void IupTuioListener::processCursor(TuioCursor *tcur, const char* state, const char* action)
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{
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float x = tcur->getX();
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float y = tcur->getY();
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int id = (int)tcur->getSessionID();
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cursor_events.push_back(iTuioCursorEnvent(id, x, y, state[0]));
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this->changed = 1;
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if (this->debug)
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printf("IupTuioClient-%s(id=%d sid=%d x=%d y=%d)\n", action, tcur->getCursorID(), (int)tcur->getSessionID(), (int)tcur->getX(), (int)tcur->getY());
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}
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void IupTuioListener::refresh(TuioTime frameTime)
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{
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if (this->changed)
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{
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Ihandle* ih_canvas = IupGetAttributeHandle(this->ih, "TARGETCANVAS");
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if (!ih_canvas)
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ih_canvas = this->ih;
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this->changed = 0;
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IFniiis cb = (IFniiis)IupGetCallback(ih_canvas, "TOUCH_CB");
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IFniIIII mcb = (IFniIIII)IupGetCallback(ih_canvas, "MULTITOUCH_CB");
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if (cb || mcb)
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{
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this->client->lockCursorList();
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this->locked = 1;
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}
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if (this->debug)
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printf("IupTuioClient-RefreshChanged(time=%d)\n", (int)frameTime.getTotalMilliseconds());
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}
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}
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void IupTuioListener::initCursorInfo(std::list<TuioCursor*> &cursorList, int cursor_count, int* pid, int* pstate)
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{
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std::list <TuioCursor*>::iterator iter;
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int i;
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for (i = 0, iter = cursorList.begin() ; i<cursor_count; iter++, i++)
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{
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TuioCursor* tcur = (*iter);
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pid[i] = (int)tcur->getSessionID();
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pstate[i] = 0; /* mark to be updated later */
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}
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}
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int IupTuioListener::GetMainCursor(std::list<TuioCursor*> &cursorList)
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{
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std::list <TuioCursor*>::iterator iter;
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std::list <TuioCursor*>::iterator end = cursorList.end();
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int min_id = -1;
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for (iter = cursorList.begin(); iter!=end; iter++)
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{
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TuioCursor* tcur = (*iter);
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int id = (int)tcur->getSessionID();
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if (min_id == -1 || id < min_id)
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min_id = id;
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}
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return min_id;
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}
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void IupTuioListener::finishCursorInfo(std::list<TuioCursor*> &cursorList, int cursor_count, int* px, int* py, int* pstate, int w, int h, int use_client_coord, Ihandle* ih_canvas)
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{
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std::list <TuioCursor*>::iterator iter;
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std::list <TuioCursor*>::iterator end = cursorList.end();
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int i;
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for (i = 0, iter = cursorList.begin(); i<cursor_count && iter!=end; iter++, i++)
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{
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if (pstate[i] == 0) /* if still 0, then it was not updated, must fill it here */
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{
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TuioCursor* tcur = (*iter);
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int x = tcur->getScreenX(w);
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int y = tcur->getScreenY(h);
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if (use_client_coord)
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iupdrvScreenToClient(ih_canvas, &x, &y);
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px[i] = x;
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py[i] = y;
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pstate[i] = 'M'; /* mark as MOVE */
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}
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}
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}
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void IupTuioListener::updateCursorInfo(int *cursor_count, int* pid, int* px, int* py, int* pstate, int id, int x, int y, int state)
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{
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int i;
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for(i = 0; i < *cursor_count; i++)
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{
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if (pid[i] == id)
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{
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px[i] = x;
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py[i] = y;
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pstate[i] = state;
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return;
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}
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}
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if (state == 'U') /* UP - not in the cursorList, add it */
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{
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pid[i] = id;
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px[i] = x;
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py[i] = y;
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pstate[i] = state;
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(*cursor_count)++;
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}
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}
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int IupTuioListener::timer_action_cb(Ihandle *timer)
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{
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IupTuioListener* listener = reinterpret_cast<IupTuioListener*>(IupGetAttribute(timer, "_IUP_TUIOLISTENER"));
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if (!listener->locked)
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return IUP_DEFAULT;
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std::list<TuioCursor*> cursorList = listener->client->getTuioCursors();
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int events_count = (int)listener->cursor_events.size();
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int cursor_count = (int)cursorList.size();
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int total_count = events_count+cursor_count;
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if (!total_count)
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{
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listener->locked = 0;
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listener->client->unlockCursorList();
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return IUP_DEFAULT;
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}
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int use_client_coord = 0;
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Ihandle* ih_canvas = IupGetAttributeHandle(listener->ih, "TARGETCANVAS");
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if (ih_canvas)
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use_client_coord = 1;
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else
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ih_canvas = listener->ih;
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IFniiis cb = (IFniiis)IupGetCallback(ih_canvas, "TOUCH_CB");
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IFniIIII mcb = (IFniIIII)IupGetCallback(ih_canvas, "MULTITOUCH_CB");
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int w, h, x, y;
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iupdrvGetFullSize(&w, &h);
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int *px=NULL, *py=NULL, *pid=NULL, *pstate=NULL;
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if (mcb)
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{
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px = new int[total_count];
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py = new int[total_count];
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pid = new int[total_count];
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pstate = new int[total_count];
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listener->initCursorInfo(cursorList, cursor_count, pid, pstate);
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}
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int min_id = -1;
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if (cb)
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min_id = listener->GetMainCursor(cursorList);
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for (int i = 0; i<events_count; i++)
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{
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const iTuioCursorEnvent& evt = listener->cursor_events.front();
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const char* state = (evt.state=='D')? "DOWN": ((evt.state=='U')? "UP": "MOVE");
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x = (int)floor(evt.x*w+0.5f);
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y = (int)floor(evt.y*h+0.5f);
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if (use_client_coord)
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iupdrvScreenToClient(ih_canvas, &x, &y);
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if (cb)
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{
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if (min_id == evt.id)
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state = (evt.state=='D')? "DOWN-PRIMARY": ((evt.state=='U')? "UP-PRIMARY": "MOVE-PRIMARY");
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if (cb(ih_canvas, evt.id, x, y, (char*)state)==IUP_CLOSE)
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IupExitLoop();
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}
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if (mcb)
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listener->updateCursorInfo(&cursor_count, pid, px, py, pstate, evt.id, x, y, state[0]);
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listener->cursor_events.pop_front();
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}
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if (mcb)
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{
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listener->finishCursorInfo(cursorList, cursor_count, px, py, pstate, w, h, use_client_coord, ih_canvas);
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if (mcb(ih_canvas, cursor_count, pid, px, py, pstate)==IUP_CLOSE)
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IupExitLoop();
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delete[] px;
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delete[] py;
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delete[] pid;
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delete[] pstate;
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}
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listener->locked = 0;
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listener->client->unlockCursorList();
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return IUP_DEFAULT;
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}
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/**************************************************************************************/
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struct _IcontrolData
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{
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IupTuioListener* listener;
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TuioClient* client;
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};
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static int iTuioSetConnectAttrib(Ihandle* ih, const char* value)
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{
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if (ih->data->client->isConnected())
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{
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IupSetAttribute(ih->data->listener->timer, "RUN", "NO");
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ih->data->client->disconnect();
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}
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if (iupStrEqualNoCase(value, "YES"))
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{
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ih->data->client->connect(false);
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IupSetAttribute(ih->data->listener->timer, "RUN", "YES");
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}
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else if (iupStrEqualNoCase(value, "LOCKED"))
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{
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ih->data->client->connect(true);
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IupSetAttribute(ih->data->listener->timer, "RUN", "YES");
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}
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return 0;
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}
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static char* iTuioGetConnectAttrib(Ihandle *ih)
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{
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if (ih->data->client->isConnected())
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return (char*)"Yes";
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else
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return (char*)"No";
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}
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static int iTuioSetDebugAttrib(Ihandle* ih, const char* value)
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{
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ih->data->listener->debug = iupStrBoolean(value);
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
static char* iTuioGetDebugAttrib(Ihandle *ih)
|
||
|
|
{
|
||
|
|
if (ih->data->listener->debug)
|
||
|
|
return (char*)"Yes";
|
||
|
|
else
|
||
|
|
return (char*)"No";
|
||
|
|
}
|
||
|
|
|
||
|
|
static int iTuioCreateMethod(Ihandle* ih, void** params)
|
||
|
|
{
|
||
|
|
int port = 3333;
|
||
|
|
if (params && params[0])
|
||
|
|
#if defined (WIN32) && defined (_M_X64)
|
||
|
|
port = (int)(long long)(params[0]);
|
||
|
|
#else
|
||
|
|
port = (int)(long)(params[0]); /* must cast to long first to avoid 64bit C++ compiler error */
|
||
|
|
#endif
|
||
|
|
ih->data = iupALLOCCTRLDATA();
|
||
|
|
|
||
|
|
ih->data->client = new TuioClient(port);
|
||
|
|
ih->data->listener = new IupTuioListener(ih, ih->data->client);
|
||
|
|
ih->data->client->addTuioListener(ih->data->listener);
|
||
|
|
|
||
|
|
return IUP_NOERROR;
|
||
|
|
}
|
||
|
|
|
||
|
|
static void iTuioDestroyMethod(Ihandle* ih)
|
||
|
|
{
|
||
|
|
IupDestroy(ih->data->listener->timer);
|
||
|
|
delete ih->data->client;
|
||
|
|
delete ih->data->listener;
|
||
|
|
}
|
||
|
|
|
||
|
|
Ihandle* IupTuioClient(int port)
|
||
|
|
{
|
||
|
|
void *params[2];
|
||
|
|
params[0] = (void*)port;
|
||
|
|
params[1] = NULL;
|
||
|
|
return IupCreatev("tuioclient", params);
|
||
|
|
}
|
||
|
|
|
||
|
|
static Iclass* iTuioNewClass(void)
|
||
|
|
{
|
||
|
|
Iclass* ic = iupClassNew(NULL);
|
||
|
|
|
||
|
|
ic->name = (char*)"tuioclient";
|
||
|
|
ic->cons = (char*)"TuioClient";
|
||
|
|
ic->format = (char*)"i"; /* (int) */
|
||
|
|
ic->nativetype = IUP_TYPEVOID;
|
||
|
|
ic->childtype = IUP_CHILDNONE;
|
||
|
|
ic->is_interactive = 0;
|
||
|
|
|
||
|
|
ic->New = iTuioNewClass;
|
||
|
|
ic->Create = iTuioCreateMethod;
|
||
|
|
ic->Destroy = iTuioDestroyMethod;
|
||
|
|
|
||
|
|
/* Base Callbacks */
|
||
|
|
iupBaseRegisterBaseCallbacks(ic);
|
||
|
|
|
||
|
|
iupClassRegisterCallback(ic, "TOUCH_CB", "iiis");
|
||
|
|
iupClassRegisterCallback(ic, "MULTITOUCH_CB", "iIIII");
|
||
|
|
|
||
|
|
iupClassRegisterAttribute(ic, "CONNECT", iTuioGetConnectAttrib, iTuioSetConnectAttrib, NULL, NULL, IUPAF_NOT_MAPPED|IUPAF_NO_INHERIT);
|
||
|
|
iupClassRegisterAttribute(ic, "DEBUG", iTuioGetDebugAttrib, iTuioSetDebugAttrib, NULL, NULL, IUPAF_NOT_MAPPED|IUPAF_NO_INHERIT);
|
||
|
|
|
||
|
|
return ic;
|
||
|
|
}
|
||
|
|
|
||
|
|
int IupTuioOpen(void)
|
||
|
|
{
|
||
|
|
if (!IupIsOpened())
|
||
|
|
return IUP_ERROR;
|
||
|
|
|
||
|
|
if (IupGetGlobal("_IUP_TUIO_OPEN"))
|
||
|
|
return IUP_OPENED;
|
||
|
|
|
||
|
|
iupRegisterClass(iTuioNewClass());
|
||
|
|
|
||
|
|
IupSetGlobal("_IUP_TUIO_OPEN", "1");
|
||
|
|
return IUP_NOERROR;
|
||
|
|
}
|