| 1 | #include <X11/Xlib.h> |
| 2 | #include <X11/X.h> |
| 3 | #include <X11/Xutil.h> |
| 4 | #include <X11/Xresource.h> |
| 5 | #include "XTests.h" |
| 6 | #include <stdio.h> |
| 7 | |
| 8 | static Display *dpy; |
| 9 | |
| 10 | static void |
| 11 | quit (dpy) |
| 12 | Display *dpy; |
| 13 | { |
| 14 | XCloseDisplay (dpy); |
| 15 | exit (0); |
| 16 | } |
| 17 | |
| 18 | static Colormap screen_colormap; |
| 19 | |
| 20 | static unsigned long |
| 21 | obtain_color (color) |
| 22 | char *color; |
| 23 | { |
| 24 | int exists; |
| 25 | XColor color_def; |
| 26 | |
| 27 | if (!screen_colormap) |
| 28 | screen_colormap = DefaultColormap (dpy, DefaultScreen (dpy)); |
| 29 | |
| 30 | exists = XParseColor (dpy, screen_colormap, color, &color_def) |
| 31 | && XAllocColor (dpy, screen_colormap, &color_def); |
| 32 | if (exists) |
| 33 | return color_def.pixel; |
| 34 | |
| 35 | fprintf (stderr, "Can't get color; using black."); |
| 36 | return BlackPixel (dpy, DefaultScreen (dpy)); |
| 37 | } |
| 38 | |
| 39 | static char *visual_strings[] = |
| 40 | { |
| 41 | "StaticGray ", |
| 42 | "GrayScale ", |
| 43 | "StaticColor", |
| 44 | "PseudoColor", |
| 45 | "TrueColor ", |
| 46 | "DirectColor" |
| 47 | }; |
| 48 | |
| 49 | main (argc,argv) |
| 50 | int argc; |
| 51 | char *argv[]; |
| 52 | { |
| 53 | char *dpy_string; |
| 54 | int n; |
| 55 | long mask; |
| 56 | Visual *my_visual; |
| 57 | XVisualInfo *vinfo, visual_template; |
| 58 | XEvent event; |
| 59 | Window window; |
| 60 | Screen *scr; |
| 61 | XGCValues gc_values; |
| 62 | GC fill_gc, pix_gc, line_xor_gc, line_xor_inv_gc; |
| 63 | int i; |
| 64 | int x, y, width, height, geometry, gravity; |
| 65 | char *geo; |
| 66 | char default_geo[] = "80x40+0+0"; |
| 67 | int depth; |
| 68 | Pixmap pix; |
| 69 | char *string = "Kill the head and the body will die."; |
| 70 | char dash_list[] = {4, 4}; |
| 71 | int dashes = 2; |
| 72 | |
| 73 | if (argc < 2) |
| 74 | dpy_string = "localhost:0.0"; |
| 75 | else |
| 76 | dpy_string = argv[1]; |
| 77 | |
| 78 | if (argc >= 3) |
| 79 | { |
| 80 | XSizeHints hints; |
| 81 | |
| 82 | printf ("Geometry: %s\t(default: %s)\n", argv[2], default_geo); |
| 83 | geo = argv[2]; |
| 84 | XWMGeometry (dpy, DefaultScreen (dpy), geo, default_geo, |
| 85 | 3, &hints, &x, &y, &width, &height, &gravity); |
| 86 | } |
| 87 | |
| 88 | dpy = XOpenDisplay (dpy_string); |
| 89 | if (!dpy) |
| 90 | { |
| 91 | printf ("Can' open display %s\n", dpy_string); |
| 92 | exit (1); |
| 93 | } |
| 94 | |
| 95 | window = XCreateSimpleWindow (dpy, DefaultRootWindow (dpy), |
| 96 | 300, 300, 300, 300, 1, |
| 97 | BlackPixel (dpy, DefaultScreen (dpy)), |
| 98 | WhitePixel (dpy, DefaultScreen (dpy))); |
| 99 | XSelectInput (dpy, window, ButtonPressMask | KeyPressMask |
| 100 | | EnterWindowMask | LeaveWindowMask); |
| 101 | |
| 102 | gc_values.foreground = obtain_color ("blue"); |
| 103 | gc_values.background = WhitePixel (dpy, DefaultScreen (dpy)); |
| 104 | fill_gc = XCreateGC (dpy, window, GCForeground | GCBackground, |
| 105 | &gc_values); |
| 106 | |
| 107 | gc_values.foreground = obtain_color ("red"); |
| 108 | gc_values.line_width = 3; |
| 109 | gc_values.line_style = LineOnOffDash; |
| 110 | gc_values.cap_style = CapRound; |
| 111 | gc_values.join_style = JoinRound; |
| 112 | line_xor_gc = XCreateGC (dpy, window, |
| 113 | GCForeground | GCBackground | GCLineStyle |
| 114 | | GCJoinStyle | GCCapStyle | GCLineWidth, |
| 115 | &gc_values); |
| 116 | XSetDashes (dpy, line_xor_gc, 0, dash_list, dashes); |
| 117 | |
| 118 | line_xor_inv_gc = XCreateGC (dpy, window, |
| 119 | GCForeground | GCBackground | GCLineWidth, |
| 120 | &gc_values); |
| 121 | |
| 122 | depth = DefaultDepthOfScreen (ScreenOfDisplay (dpy, DefaultScreen (dpy))); |
| 123 | pix = XCreateBitmapFromData (dpy, window, page_glyf_bits, |
| 124 | page_glyf_width, page_glyf_height); |
| 125 | |
| 126 | XMapWindow (dpy, window); |
| 127 | XFlush (dpy); |
| 128 | |
| 129 | while (1) |
| 130 | { |
| 131 | XNextEvent (dpy, &event); |
| 132 | switch (event.type) |
| 133 | { |
| 134 | case ButtonPress: |
| 135 | switch (event.xbutton.button) |
| 136 | { |
| 137 | case Button1: |
| 138 | XDrawLine (dpy, window, line_xor_gc, 25, 75, 300, 75); |
| 139 | break; |
| 140 | |
| 141 | case Button2: |
| 142 | XDrawLine (dpy, window, line_xor_inv_gc, 25, 25, 300, 25); |
| 143 | break; |
| 144 | |
| 145 | case Button3: |
| 146 | XDrawLine (dpy, window, line_xor_gc, 25, 25, 25, 125); |
| 147 | break; |
| 148 | } |
| 149 | break; |
| 150 | |
| 151 | case KeyPress: |
| 152 | { |
| 153 | char buf[20]; |
| 154 | int n; |
| 155 | XComposeStatus status; |
| 156 | KeySym keysym; |
| 157 | |
| 158 | n = XLookupString (&event, buf, 20, &keysym, |
| 159 | (XComposeStatus *) &status); |
| 160 | |
| 161 | if (n == 1 && buf[0] == 'q') |
| 162 | quit (dpy); |
| 163 | } |
| 164 | break; |
| 165 | |
| 166 | case EnterNotify: |
| 167 | XCopyPlane (dpy, pix, window, fill_gc, 0, 0, |
| 168 | page_glyf_width, page_glyf_height, 100, 100, 1L); |
| 169 | XFillRectangle (dpy, window, fill_gc, 50, 50, 50, 50); |
| 170 | break; |
| 171 | |
| 172 | case LeaveNotify: |
| 173 | XClearWindow (dpy, window); |
| 174 | break; |
| 175 | } |
| 176 | |
| 177 | XFlush (dpy); |
| 178 | } |
| 179 | } |