WINGs_tutorial/SeventhWindow.c

   1 #include <WINGs/WINGs.h>
   2 #include <WINGs/WINGsP.h>
   3
   4 #define HOFF 40
   5 #define VOFF 160
   6 #define WINWIDTH 180
   7 #define WINHEIGHT 300
   8
   9 Display *display;
  10 WMScreen *screen;
  11 WMPixmap* pixmap;
  12
  13 struct _pict{
  14    Drawable dwin;
  15    XSegment segments[40];
  16    int seglen;
  17  } pic;
  18
  19 GC gc, g3;
  20
  21 void closeAction(WMWidget *self,void *data){
  22  WMDestroyWidget(self);
  23  exit(0);
  24 }
  25
  26 void drawProcedure(XEvent *event, void *data){
  27
  28   WMDrawPixmap(pixmap, ((struct _pict*)data)->dwin,HOFF,30);
  29   XDrawRectangle(display,((struct _pict*)data)->dwin,g3, HOFF,VOFF,100,100);
  30   XFillRectangle(screen->display, ((struct _pict*)data)->dwin  , WMColorGC(screen->white),  HOFF, VOFF, 100, 100);
  31   XDrawSegments(display,  ((struct _pict*)data)->dwin, WMColorGC(screen->black),  ((struct _pict*)data)->segments,  ((struct _pict*)data)->seglen);
  32   XFlush(display);
  33   return;
  34 }
  35
  36
  37 int main (int argc, char **argv){
  38 int i,j;
  39 WMColor *color;
  40 WMWindow * win;
  41 RImage *image;
  42 struct _pict pict;
  43 Drawable de;
  44
  45 RColor one, two={0xaf, 0x0f,0xff,0x33};
  46 one.red=247;
  47 one.green=251;
  48 one.blue=107;
  49 one.alpha=0xff;
  50
  51
  52 WMInitializeApplication("DrawWin", &argc, argv);
  53 display = XOpenDisplay("");
  54 screen = WMCreateScreen(display, DefaultScreen(display));
  55 win = WMCreateWindow(screen, "");
  56 WMResizeWidget(win, WINWIDTH, WINHEIGHT);
  57 WMSetWindowCloseAction(win, closeAction, NULL);
  58 WMSetWindowTitle(win,"Graphics");
  59 color = WMCreateRGBColor(screen,124<<9,206<<8,162<<8, False);
  60 WMSetWidgetBackgroundColor((WMWidget *)win, color);
  61        /* end setup main window */
  62
  63 image=RCreateImage( 100,100,0.5);
  64 RFillImage(image, &two);
  65 RDrawLine(image, 50,10,90,90,&one);
  66 RDrawLine(image, 10,90,50,10,&one);
  67 RDrawLine(image, 10,90,90,90,&one);
  68
  69 g3=WMColorGC(screen->gray);
  70 XSetLineAttributes(display,g3,3,LineSolid,CapButt,JoinMiter);
  71
  72 pict.segments[1].x1= pict.segments[0].x1=HOFF;
  73 pict.segments[0].x2=HOFF;
  74 pict.segments[0].y1=VOFF;
  75 pict.segments[1].y2=  pict.segments[0].y2=VOFF;
  76 pict.segments[1].x2= HOFF+10;
  77 pict.segments[1].y1=VOFF+10;
  78 pict.seglen=2;
  79 for (i=9;i>0;i--){
  80  j=2*(10-i);
  81  pict.segments[j+1].x1= pict.segments[j].x1=HOFF;
  82  pict.segments[j+1].y2= pict.segments[j].y2=VOFF;
  83  pict.segments[j].x2= i+pict.segments[j-1].x2;
  84  pict.segments[j].y1=i+pict.segments[j-1].y1;
  85  pict.segments[j+1].x2= i+pict.segments[j].x2;
  86  pict.segments[j+1].y1=i+pict.segments[j].y1;
  87  pict.seglen+=2;
  88 };
  89
  90
  91 WMRealizeWidget(win);
  92
  93 pict.dwin=W_VIEW_DRAWABLE(WMWidgetView(win));
  94 pixmap=WMCreatePixmapFromRImage(screen, image,1);
  95
  96 WMCreateEventHandler(WMWidgetView(win), ExposureMask,drawProcedure,&pict);
  97
  98 WMMapWidget(win);
  99 WMScreenMainLoop(screen);
 100 }