Simplify module naming for clarity

1 files changed, 58 insertions, 0 deletions

diff --git a/src/cairo-image.cpp b/src/cairo-image.cpp
new file mode 100644
index 0000000..1e374ea
--- /dev/null
+++ b/src/cairo-image.cpp
@@ -0,0 +1,58 @@
+#include <err.h>
+#include <stdlib.h>
+#include <cairo.h>
+#include <cairo-gl.h>
+
+struct graphics_state {
+  Display   *dpy;
+  Window     window;
+};
+
+static void
+cleanup (void *data)
+{
+  struct graphics_state *state = (graphics_state*)data;
+
+  /*
+  XDestroyWindow (state->dpy, state->window);
+  XCloseDisplay (state->dpy);
+  */
+  free (state);
+}
+
+cairo_surface_t *
+create_cairo_surface_image (int width, int height)
+{
+  struct graphics_state *state;
+  cairo_surface_t *cairo_surface;
+
+  state = (graphics_state*) malloc (sizeof (struct graphics_state));
+  if (!state) {
+    warnx ("Out of memory\n");
+    return NULL;
+  }
+
+  /*
+  state->dpy = XOpenDisplay (NULL);
+  if (state->dpy == NULL) {
+    warnx ("Failed to open display: %s\n", XDisplayName (0));
+    return NULL;
+  }
+  */
+
+  cairo_surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32,
+					      width,
+					      height);
+
+  if (cairo_surface_set_user_data (cairo_surface,
+				  (cairo_user_data_key_t *) cleanup,
+				  state,
+				  cleanup))
+    {
+      warnx ("Failed to setup cleanup callback closure\n");
+      cleanup (state);
+      return NULL;
+    }
+
+  return cairo_surface;
+}