window example code

demos/modules/window/main.c

@@ -0,0 +1,72 @@
+/*
+    ChibiOS/GFX - Copyright (C) 2012
+                 Joel Bodenmann aka Tectu <joel@unormal.org>
+
+    This file is part of ChibiOS/GFX.
+
+    ChibiOS/GFX 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 3 of the License, or
+    (at your option) any later version.
+
+    ChibiOS/GFX 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, see <http://www.gnu.org/licenses/>.
+*/
+
+/**
+ *	Make sure you have the following stuff enabled in your halconf.h:
+ *
+ *				#define GFX_USE_GDISP		TRUE
+ *				#define GDISP_NEED_SCROLL	TRUE
+ *				#define GDISP_NEED_CLIP		TRUE	(optional but recommended)
+ */
+
+
+#include "ch.h"
+#include "hal.h"
+#include "gdisp.h"
+#include "gwin.h"
+
+/* The handles for our two Windows */
+GHandle GW1, GW2;
+
+int main(void) {
+    halInit();
+    chSysInit();
+
+    /* Initialize and clear the display */
+    gdispInit();
+    gdispClear(Lime);
+
+    /* Create two windows */
+    GW1 = gwinCreateWindow(NULL, 20, 10, 200, 150);
+    GW2 = gwinCreateWindow(NULL, 50, 190, 150, 100);
+
+    /* Set fore- and background colors for both windows */
+    gwinSetColor(GW1, Black);
+    gwinSetBgColor(GW1, White);
+    gwinSetColor(GW2, White);
+    gwinSetBgColor(GW2, Blue);
+
+    /* Clear both windows - to set background color */
+    gwinClear(GW1);
+    gwinClear(GW2);
+
+    /*  
+     * Draw two filled circles at the same coordinate
+     * of each window to demonstrate the relative coordinates
+     * of windows
+     */
+    gwinFillCircle(GW1, 20, 20, 15);
+    gwinFillCircle(GW2, 20, 20, 15);
+
+    while(TRUE) {
+        chThdSleepMilliseconds(500);
+    }   
+}
+