static Rboolean SWF_Open( pDevDesc deviceInfo ){
/*
* Shortcut pointers to variables of interest.
* It seems like there HAS to be a more elegent way of accesing
* these...
*/
swfDevDesc *swfInfo = (swfDevDesc *) deviceInfo->deviceSpecific;
//Debug log
if( swfInfo->debug == TRUE ){
if( !( swfInfo->logFile =
fopen(R_ExpandFileName(swfInfo->logFileName), "w") ) )
return FALSE;
fprintf(swfInfo->logFile,
"SWF_Open: Begin swf output\n");
fprintf(swfInfo->logFile,
"SWF_Open: Setting dimensions %6.1f by %6.1f\n",
deviceInfo->right, deviceInfo->top);
fprintf(swfInfo->logFile,
"SWF_Open: Setting background %3d, %3d, %3d\n",
R_RED(deviceInfo->startfill),
R_GREEN(deviceInfo->startfill),
R_BLUE(deviceInfo->startfill));
fflush(swfInfo->logFile);
//Rprintf("%s",dashTo);
}
// Set the background color for the movie
SWFMovie_setBackground(swfInfo->m,
R_RED(deviceInfo->startfill),
R_GREEN(deviceInfo->startfill),
R_BLUE(deviceInfo->startfill));
SWFMovie_setDimension(swfInfo->m, deviceInfo->right, deviceInfo->top);
// Set the frame rate for the movie
SWFMovie_setRate(swfInfo->m, swfInfo->frameRate);
// Set the total number of frames in the movie to 1
SWFMovie_setNumberOfFrames(swfInfo->m, 1);
return TRUE;
}
/* Initialize swf device specific data,
for example swf movie object and initial fonts */
Rboolean swfSetupSWFInfo(pswfDesc swfInfo, const char *filename,
double width, double height,
const int *bg, float frameRate, SEXP env)
{
/* Filename */
strcpy(swfInfo->filename, filename);
/* Movie object */
swfInfo->m = newSWFMovieWithVersion(8);
/* Set swf background color */
SWFMovie_setBackground(swfInfo->m, bg[0], bg[1], bg[2]);
/* Set movie frame rate */
SWFMovie_setRate(swfInfo->m, frameRate);
/* Set movie dimension */
SWFMovie_setDimension(swfInfo->m, width * 72.0, height * 72.0);
/* Set number of frames, only useful when you want to insert
blank frames at the end of the movie. Otherwise it will be
increased automatically every time you call
SWFMovie_nextFrame() */
SWFMovie_setNumberOfFrames(swfInfo->m, 1);
/* Pointer to the current frame (a MovieClip holding several shapes) */
swfInfo->currentFrame = NULL;
/* Pointer to the clip layer, a SWFShape object */
swfInfo->currentClip = NULL;
/* Initialize SWFArray, used to store SWFFillStyle objects
and free them when movie is written to hard disk */
swfInfo->array = newSWFArray(100);
/* An R environment in which the font list is stored.
This serves as a "global" environment for plotting
functions in C */
swfInfo->pkgEnv = env;
/* Functions to draw font outline, used by swfTextUTF8() */
swfInfo->outlnFuns.move_to = outlineMoveTo;
swfInfo->outlnFuns.line_to = outlineLineTo;
swfInfo->outlnFuns.conic_to = outlineConicTo;
swfInfo->outlnFuns.cubic_to = outlineCubicTo;
swfInfo->outlnFuns.shift = 0;
swfInfo->outlnFuns.delta = 0;
return TRUE;
}
SEXP MingSWFNew(SEXP file, SEXP height, SEXP width, SEXP scale, SEXP version, SEXP bg, SEXP fonts, SEXP initAS, SEXP labelMethod){
int bgcolor = RGBpar(bg,0);
/* R Graphics Device: in GraphicsDevice.h */
pDevDesc RGD;
/* R Graphics Engine: in GraphicsEngine.h */
pGEDevDesc RGE;
/* Ming Graphics Device */
MingSWFDesc *MGD;
if (!(RGD = (pDevDesc)calloc(1, sizeof(NewDevDesc))))
return R_NilValue;
if (!(MGD = (MingSWFDesc *)calloc(1, sizeof(MingSWFDesc)))){
free(RGD);
error("unable to start device mingswf");
return R_NilValue;
}
MGD->version = asInteger(version);
Ming_setScale(asInteger(scale));/* default for library is 20 */
MGD->movie = newSWFMovieWithVersion(MGD->version);
MGD->file=(char *)CHAR(STRING_ELT(file,0));
/* Initialize SWF file */
SWFMovie_setDimension(MGD->movie,asReal(width),asReal(height));
SWFMovie_setBackground(MGD->movie, REDC(bgcolor), GREENC(bgcolor), BLUEC(bgcolor));
SWFMovie_setRate(MGD->movie, 1.0);
SWFMovie_setNumberOfFrames(MGD->movie, 1);
SWFMovie_add(MGD->movie,newSWFInitAction(newSWFAction(
"_root.createEmptyMovieClip('popup',65534);"
"_root.popup._visible = false;"
"_root.popup.createTextField('Label',65535,0,0,0,0);"
"_root.popup.Label.multiline = true;"
"_root.popup.Label.html = true;"
"_root.movePopUp = function (){"
" if (_root._xmouse <= _root.popup.Label._width+20){"
" _root.popup._x = _root._xmouse+20;"
" } else {"
" _root.popup._x = _root._xmouse-_root.popup.Label._width-10;"
" }"
" if (_root._ymouse <= _root.popup.Label._height+20){"
" _root.popup._y = _root._ymouse+15;"
" } else {"
" _root.popup._y = _root._ymouse-_root.popup.Label._height-10;"
" }"
" updateAfterEvent();"
"};"
"_root.showPopUp = function(obj){"
" _root.popup.Label.htmlText = obj.Label;"
" obj.oldAlpha = obj._alpha;"
" obj._alpha = 50;"
" _root.popup.Label.autoSize = true;"
" _root.popup.lineStyle(20,0xc2c2c2);"
" _root.popup.beginFill(0xc2c2c2);"
" _root.popup.moveTo(0,0);"
" _root.popup.lineTo(_root.popup.Label._width-5,0);"
" _root.popup.lineTo(_root.popup.Label._width-5,_root.popup.Label._height-5);"
" _root.popup.lineTo(0,_root.popup.Label._height-5);"
" _root.popup.lineTo(0,0);"
" _root.popup._visible = true;"
" obj.onMouseMove = _root.movePopUp;"
" _root.movePopUp();"
"};"
"_root.hidePopUp = function(obj){"
" obj._alpha = obj.oldAlpha;"
" delete obj.onMouseMove;"
" _root.popup.clear();"
" _root.popup._visible = false;"
"};"
)));
RGD->deviceSpecific = (void *) MGD;
/* Callbacks */
RGD->close = MingSWFClose;
RGD->activate = MingSWFActivate;
RGD->deactivate = MingSWFDeactivate;
RGD->size = MingSWFSize;
RGD->newPage = MingSWFNewPage;
RGD->clip = MingSWFClip;
RGD->strWidth = MingSWFStrWidth;
RGD->text = MingSWFText;
RGD->rect = MingSWFRect;
RGD->circle = MingSWFCircle;
RGD->line = MingSWFLine;
RGD->polyline = MingSWFPolyline;
RGD->polygon = MingSWFPolygon;
RGD->locator = MingSWFLocator;
RGD->mode = MingSWFMode;
RGD->metricInfo = MingSWFMetricInfo;
RGD->hasTextUTF8 = TRUE;
RGD->strWidthUTF8 = MingSWFStrWidth;
RGD->textUTF8 = MingSWFText;
RGD->wantSymbolUTF8 = TRUE;
/* Initialise RGD */
RGD->left = RGD->clipLeft = 0;
RGD->top = RGD->clipTop = 0;
RGD->right = RGD->clipRight = asReal(width);
RGD->bottom = RGD->clipBottom = asReal(height);
RGD->xCharOffset = 0.4900;
RGD->yCharOffset = 0.3333;
RGD->yLineBias = 0.1;
RGD->ipr[0] = 1.0/72.0;
RGD->ipr[1] = 1.0/72.0;
RGD->cra[0] = 0.9 * 12;
RGD->cra[1] = 1.2 * 12;
RGD->gamma = 1.0;
RGD->canClip = FALSE;
RGD->canChangeGamma = FALSE;
RGD->canHAdj = 2;
RGD->startps = 12.0;
RGD->startcol = R_RGB(0,0,0);
RGD->startfill = 0xffffffff;
RGD->startlty = LTY_SOLID;
RGD->startfont = 1;
RGD->startgamma = RGD->gamma;
RGD->displayListOn = TRUE;
/* Add to the device list */
RGE = GEcreateDevDesc(RGD);
MGD->RGE = RGE;
GEaddDevice(RGE);
GEinitDisplayList(RGE);
return ScalarInteger(1 + GEdeviceNumber(RGE));
}
EXPORT BOOL WINAPI m_setFrames(int totalFrames, int p2, int p3, int p4)
{
lstrcpy(funcname, "m_setFrames");
SWFMovie_setNumberOfFrames(mhsp_movie, totalFrames);
return 0;
}
