WINGs_tutorial/SixthWindow.c

   1 #include <WINGs/WINGs.h>
   2 #include <WINGs/WINGsP.h>
   3
   4 #define WINWIDTH 200
   5 #define WINHEIGHT 300
   6
   7 Display *display;
   8 WMScreen *screen;
   9 WMPixmap* pixmap;
  10
  11 void closeAction(WMWidget *self,void *data)
  12 {
  13   WMDestroyWidget(self);
  14   exit(0);
  15 }
  16
  17 void drawProcedure(XEvent *event, void *data)
  18 {
  19   WMDrawPixmap(pixmap, W_VIEW_DRAWABLE(WMWidgetView(data)), 30, 30);
  20 }
  21
  22
  23 int main(int argc, char **argv)
  24 {
  25   WMColor *color;
  26   WMWindow * win;
  27   RImage *image;
  28
  29   RColor one, two = { 0xAF, 0x0F, 0xFF, 0x33 };
  30   one.red   = 0x20;
  31   one.green = 0x20;
  32   one.blue  = 0x20;
  33   one.alpha = 0xFF;
  34
  35   WMInitializeApplication("DrawWin", &argc, argv);
  36   display = XOpenDisplay("");
  37   screen = WMCreateScreen(display, DefaultScreen(display));
  38   win = WMCreateWindow(screen, "");
  39   WMResizeWidget(win, WINWIDTH, WINHEIGHT);
  40   WMSetWindowCloseAction(win, closeAction, NULL);
  41   WMSetWindowTitle(win, "Graphics");
  42   color = WMCreateRGBColor(screen, 124<<9, 206<<8, 162<<8, False);
  43   WMSetWidgetBackgroundColor((WMWidget *)win, color);
  44
  45   /* end setup main window */
  46
  47   image = RCreateImage(100, 100, 0.8);
  48   RFillImage(image, &two);
  49   RDrawLine(image, 50, 10, 90, 90, &one);
  50   RDrawLine(image, 10, 90, 50, 10, &one);
  51   RDrawLine(image, 10, 90, 90, 90, &one);
  52
  53   WMRealizeWidget(win);
  54
  55   pixmap = WMCreatePixmapFromRImage(screen, image, 1);
  56   WMCreateEventHandler(WMWidgetView(win), ExposureMask, drawProcedure, win);
  57
  58   WMMapWidget(win);
  59   WMScreenMainLoop(screen);
  60 }