init: base

1 files changed, 76 insertions, 0 deletions

diff --git a/source/base/base_platform_linux_x11.cpp b/source/base/base_platform_linux_x11.cpp
new file mode 100644
index 0000000..62b5cbf
--- /dev/null
+++ b/source/base/base_platform_linux_x11.cpp
@@ -0,0 +1,76 @@
+#ifdef X11 // @compile param
+internal LinuxWindowHandle x11_create_window(MemArena *arena, u32 window_height, u32 window_width,
+                                             u32 display_x, u32 display_y)
+{
+
+    Display *main_display = XOpenDisplay(0);
+    if (!main_display) {
+        Log("Error! Failed to open x11 display. Are you on X11?");
+    } else {
+        Log("Successfully opened x11 display?\n");
+        Log("Display: %p\n", main_display);
+    }
+
+    Window root = XDefaultRootWindow(main_display);
+    int screen  = DefaultScreen(main_display);
+
+    Visual *v = DefaultVisual(main_display, screen);
+
+    XSetWindowAttributes wa = {.background_pixmap = None,
+        .background_pixel =
+            BlackPixel(main_display, DefaultScreen(main_display)),
+        .border_pixmap         = CopyFromParent,
+        .border_pixel          = 0,
+        .bit_gravity           = ForgetGravity,
+        .win_gravity           = NorthWestGravity,
+        .backing_store         = NotUseful,
+        .backing_planes        = 1,
+        .backing_pixel         = 0,
+        .save_under            = False,
+        .event_mask            = 0,
+        .do_not_propagate_mask = 0,
+        .override_redirect     = False,
+        .colormap              = CopyFromParent,
+        .cursor                = None};
+
+    Window window = XCreateWindow(main_display,   // display
+                                  root,           // parent
+                                  display_x,      // x
+                                  display_y,      // y
+                                  window_width,   // width
+                                  window_height,  // height
+                                  0,              // border_width
+                                  CopyFromParent, // depth
+                                  CopyFromParent, // class
+                                  v,              // depth
+                                  CWBackPixel,    // visual
+                                  &wa);
+
+    XSetWindowBorder(main_display, window, 60);
+    XSelectInput(main_display, window,
+                 ExposureMask | StructureNotifyMask | KeyReleaseMask | KeyPressMask);
+    XMapWindow(main_display, window);
+
+    LinuxWindowHandle out = {main_display, window};
+    return out;
+}
+
+internal void x11_draw(LinuxWindowHandle *s, s32 start_x, s32 end_x, s32 start_y, s32 end_y)
+{
+
+    u32 color = 0x55ffaaff;
+    GC gc     = XCreateGC(s->display, s->window, 0, Nil);
+    XSetForeground(s->display, gc, color);
+
+    XFreeGC(s->display, gc);
+}
+
+internal s32 x11_cleanup(LinuxWindowHandle *s)
+{
+    XCloseDisplay(s->display);
+    return 0;
+}
+
+internal s32 x11_read_input() { return 0; }
+
+#endif // X11
\ No newline at end of file