[Widget] Add 2 workaround for error in corner radius drawing

* Disable AA (works on nvidia)
* Disable nvidia workaround.

doc/rofi-theme.5.markdown

@@ -964,6 +964,11 @@ The following properties are currently supported:
 
 - **border-radius**:     padding
     Sets a radius on the corners of the borders.
+- border-aa:  boolean
+    Disable aliasing on the border line. Disabling fixes some drawing issues because of nvidia broken driver workaround.
+
+- border-disable-nvidia-workaround: boolean
+    Disable work-around for nvidia driver breaking.
 
 - **background-color**:  color
     Background color
@@ -985,10 +990,10 @@ The following properties are currently supported:
 
 - **transparency**:    string
     Indicating if transparency should be used and what type:
-    - **real** - True transparency. Only works with a compositor.
-    - **background** - Take a screenshot of the background image and use that.
-    - **screenshot** - Take a screenshot of the screen and use that.
-    - **Path** to png file - Use an image.
+  - **real** - True transparency. Only works with a compositor.
+  - **background** - Take a screenshot of the background image and use that.
+  - **screenshot** - Take a screenshot of the screen and use that.
+  - **Path** to png file - Use an image.
 
 - **location**:       position
       The place of the anchor on the monitor

include/widgets/widget-internal.h

@@ -83,6 +83,12 @@ struct _widget {
   gboolean expand;
   /** Place widget at end of parent */
   gboolean end;
+
+  /** enable/disable border aliasing. */
+  gboolean border_antialiasing;
+  /** enable/disable nvisia workaround. */
+  gboolean border_disable_nvidia_workaround;
+
   /** Parent widget */
   struct _widget *parent;
   /** Internal */

source/widgets/widget.c

@@ -24,6 +24,7 @@
  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  *
  */
+#include "cairo.h"
 #include "config.h"
 
 #include "theme.h"
@@ -53,6 +54,10 @@ void widget_init(widget *wid, widget *parent, WidgetType type,
 
   // enabled by default
   wid->enabled = rofi_theme_get_boolean(wid, "enabled", TRUE);
+
+  wid->border_antialiasing = rofi_theme_get_boolean(wid, "border-aa", TRUE);
+  wid->border_disable_nvidia_workaround =
+      rofi_theme_get_boolean(wid, "border-disable-nvidia-workaround", FALSE);
 }
 
 void widget_set_state(widget *wid, const char *state) {
@@ -251,7 +256,12 @@ void widget_draw(widget *wid, cairo_t *d) {
 
     if (left != 0 || top != 0 || right != 0 || bottom != 0) {
       cairo_save(d);
-      //      cairo_set_operator(d, CAIRO_OPERATOR_ADD);
+      if (wid->border_antialiasing == FALSE) {
+        cairo_set_antialias(d, CAIRO_ANTIALIAS_NONE);
+      }
+      if (wid->border_disable_nvidia_workaround) {
+        cairo_set_operator(d, CAIRO_OPERATOR_ADD);
+      }
       cairo_translate(d, wid->x, wid->y);
       cairo_new_path(d);
       rofi_theme_get_color(wid, "border-color", d);