[client] egl: implemented alerts and some minor fixes to fps

client/renderers/egl/alert.h

@@ -0,0 +1,33 @@
+/*
+Looking Glass - KVM FrameRelay (KVMFR) Client
+Copyright (C) 2017 Geoffrey McRae <geoff@hostfission.com>
+https://looking-glass.hostfission.com
+
+This program is free software; you can redistribute it and/or modify it under
+the terms of the GNU General Public License as published by the Free Software
+Foundation; either version 2 of the License, or (at your option) any later
+version.
+
+This program is distributed in the hope that it will be useful, but WITHOUT ANY
+WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+PARTICULAR PURPOSE. See the GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License along with
+this program; if not, write to the Free Software Foundation, Inc., 59 Temple
+Place, Suite 330, Boston, MA 02111-1307 USA
+*/
+
+#pragma once
+
+#include <stdbool.h>
+
+#include "lg-fonts.h"
+
+typedef struct EGL_Alert EGL_Alert;
+
+bool egl_alert_init(EGL_Alert ** alert, const LG_Font * font, LG_FontObj fontObj);
+void egl_alert_free(EGL_Alert ** alert);
+
+void egl_alert_set_color(EGL_Alert * alert, const uint32_t color);
+void egl_alert_set_text (EGL_Alert * alert, const char * str);
+void egl_alert_render   (EGL_Alert * alert, const float scaleX, const float scaleY);