From 9ee7c284e63fc419f70ffc3c53eb23590767ee08 Mon Sep 17 00:00:00 2001
From: Andrew Hannam <andrewh@inmarket.com.au>
Date: Sun, 7 Apr 2013 16:02:10 +1000
Subject: Add GINPUT Dial, simplify GWIN input assignment

Added GINPUT Dial support and a driver that uses GADC to read the dial.
Added support for Dial inputs to the GWIN slider.
Updated the slider demo for Dial Inputs.
Simplified the assigning of inputs to GWIN "widgets" button and slider.
Updated the demo's to match the new input to button assignment.
---
 demos/modules/gwin/slider/gfxconf.h  |  1 +
 demos/modules/gwin/slider/main.c     | 31 ++++++++++++++++++-------------
 demos/modules/gwin/slider/readme.txt |  6 ++++++
 3 files changed, 25 insertions(+), 13 deletions(-)
 create mode 100644 demos/modules/gwin/slider/readme.txt

(limited to 'demos/modules/gwin/slider')

diff --git a/demos/modules/gwin/slider/gfxconf.h b/demos/modules/gwin/slider/gfxconf.h
index 477d7d29..947fc4c8 100644
--- a/demos/modules/gwin/slider/gfxconf.h
+++ b/demos/modules/gwin/slider/gfxconf.h
@@ -53,5 +53,6 @@
 
 /* Features for the GINPUT sub-system. */
 #define GINPUT_NEED_MOUSE		TRUE
+#define GINPUT_NEED_DIAL		TRUE
 
 #endif /* _GFXCONF_H */
diff --git a/demos/modules/gwin/slider/main.c b/demos/modules/gwin/slider/main.c
index 9a318943..19a56f6a 100644
--- a/demos/modules/gwin/slider/main.c
+++ b/demos/modules/gwin/slider/main.c
@@ -31,7 +31,7 @@ int main(void) {
 	coord_t				swidth, sheight;
 	GHandle				ghSliderH, ghSliderV, ghConsole;
 	font_t				fui2;
-	GSourceHandle		gsMouse;
+	GEvent *			pe;
 	GEventGWinSlider *	pSliderEvent;
 	BaseSequentialStream *consout;
 
@@ -58,10 +58,15 @@ int main(void) {
     gwinSetColor(ghConsole, White);
     gwinSetBgColor(ghConsole, Blue);
 
-    // Assign the mouse to the sliders.
-    gsMouse = ginputGetMouse(0);
-    gwinAttachSliderMouseSource(ghSliderH, gsMouse);
-    gwinAttachSliderMouseSource(ghSliderV, gsMouse);
+    // Assign the mouse and dials to the sliders.
+#if GINPUT_NEED_MOUSE
+	gwinAttachSliderMouse(ghSliderH, 0);
+	gwinAttachSliderMouse(ghSliderV, 0);
+#endif
+#if GINPUT_NEED_DIAL
+	gwinAttachSliderDial(ghSliderV, 0);
+	gwinAttachSliderDial(ghSliderH, 1);
+#endif
 
     // We want to listen for slider events
 	geventListenerInit(&gl);
@@ -75,14 +80,14 @@ int main(void) {
 
 	while(1) {
 		// Get an Event
-		//	- we can assume it is a slider event as that is all we are listening for
-		pSliderEvent = (GEventGWinSlider *)geventEventWait(&gl, TIME_INFINITE);
-
-		// Double check that assumption
-		if (pSliderEvent->type != GEVENT_GWIN_SLIDER)
-			continue;
-
-		chprintf(consout, "%c=%d\n", pSliderEvent->slider == ghSliderH ? 'H' : 'V', pSliderEvent->position);
+		pe = geventEventWait(&gl, TIME_INFINITE);
+
+		switch(pe->type) {
+		case GEVENT_GWIN_SLIDER:
+			pSliderEvent = (GEventGWinSlider *)pe;
+			chprintf(consout, "%c=%d\n", pSliderEvent->slider == ghSliderH ? 'H' : 'V', pSliderEvent->position);
+			break;
+		}
 	}
 
 	return 0;
diff --git a/demos/modules/gwin/slider/readme.txt b/demos/modules/gwin/slider/readme.txt
new file mode 100644
index 00000000..2864873a
--- /dev/null
+++ b/demos/modules/gwin/slider/readme.txt
@@ -0,0 +1,6 @@
+This demo supports input from both a mouse/touch and/or a dial input.
+If your platform does not support one or the other, turn it off in
+gfxconf.h
+
+Note that you will need to include the drivers into your project
+makefile for whichever inputs you decide to use.
\ No newline at end of file
-- 
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