void SViewport( IRect *view )
{
int xmin = view->xmin;
int ymin = view->ymin;
int xmax = view->xmax;
int ymax = view->ymax;
YMin = ymin;
YMax = ymax;
QViewport( xmin , ymin , xmax , ymax );
QWindow( (float) xmin , (float) ymin , (float) xmax , (float) ymax );
}
int JasonQt_QML::Tool::devicePixelRatio(void)
{
return QWindow().devicePixelRatio();
}
void QGraphInit( void )
{
int dummy;
XSizeHints myhint;
XWMHints mywmhint;
XWindowAttributes myattrib;
if(MyDisplayName == NULL)
MyDisplayName = NullName;
if(MyTitle == NULL)
MyTitle = MyText;
if(MyWidget)
MyDisplay = XtDisplay(MyWidget);
else
MyDisplay = XOpenDisplay(MyDisplayName);
MyScreen = DefaultScreen(MyDisplay);
MyRootWindow = DefaultRootWindow(MyDisplay);
MyDepth = XDefaultDepth(MyDisplay,MyScreen);
MyBackGround = WhitePixel(MyDisplay,MyScreen);
MyForeGround = BlackPixel(MyDisplay,MyScreen);
MyBorderColor = MyForeGround;
#ifdef grid_width
MyIcon = XCreatePixmapFromBitmapData(
MyDisplay,MyRootWindow,
(char *) grid_bits,grid_width,grid_height,
MyForeGround,MyBackGround,1);
#endif
myhint.x = XMinPix;
myhint.y = YMinPix;
myhint.width = XMaxPix - XMinPix + 1;
myhint.height = YMaxPix - YMinPix + 1;
myhint.flags = PPosition | PSize;
mywmhint.flags = InputHint | IconPixmapHint;
mywmhint.input = True;
mywmhint.icon_pixmap = MyIcon;
if(MyWidget)
MyWindow = XtWindow(MyWidget);
else {
MyWindow = XCreateSimpleWindow(MyDisplay,MyRootWindow
,myhint.x,myhint.y,myhint.width,myhint.height
,MyBorder,MyBorderColor,MyBackGround);
XSetStandardProperties(MyDisplay,MyWindow,MyTitle,MyTitle
,MyIcon,MyCommand,1,&myhint);
XSetWMHints(MyDisplay,MyWindow,&mywmhint);
}
MyGc = XCreateGC(MyDisplay,MyWindow,0,0);
XSetBackground(MyDisplay,MyGc,MyBackGround);
XSetForeground(MyDisplay,MyGc,MyForeGround);
/* MyCursor=XCreateFontCursor(MyDisplay,XC_cross); */
/* MyCursor=XCreateFontCursor(MyDisplay,XC_crosshair); */
MyCursor=XCreateFontCursor(MyDisplay,XC_top_left_arrow);
XDefineCursor(MyDisplay,MyWindow,MyCursor);
XSetFillRule(MyDisplay,MyGc,WindingRule); /* p. 178 */
XSetFillStyle(MyDisplay,MyGc,FillSolid); /* p. 195 */
XSetFunction(MyDisplay,MyGc,GXcopy); /* p. 158 */
XSetLineAttributes(MyDisplay,MyGc,MyLineWidth,LineSolid
,CapRound,JoinRound); /* p. 158 */
XSelectInput(MyDisplay,MyWindow,
ButtonPressMask | KeyPressMask | ExposureMask
| StructureNotifyMask );
MyFontStruct = XLoadQueryFont(MyDisplay,"fixed");
if(MyFontStruct == 0) {
printf("Cannot load font\n");
exit(1);
}
XSetFont(MyDisplay,MyGc,MyFontStruct->fid);
XTextExtents(MyFontStruct,"M",1,&dummy,&MyFontAscent,&MyFontDescent,
&MyCharStruct);
QInitColors();
if( !MyWidget ) {
XMapRaised(MyDisplay,MyWindow);
XSync(MyDisplay,0); /* wait till window is raised and ready */
}
Initialized = 1;
/* Viewport is total window */
XGetWindowAttributes( MyDisplay , MyWindow , &myattrib );
QViewport( 0 , 0 , myattrib.width , myattrib.height );
QWindow( 0. , 0. , 1. , 1. );
}
