1 files changed, 83 insertions, 0 deletions
diff --git a/src/mtouch.h b/src/mtouch.h
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+/***************************************************************************
+ *
+ * Multitouch protocol X driver
+ * Copyright (C) 2008 Henrik Rydberg <rydberg@euromail.se>
+ * Copyright (C) 2009,2010 Nokia Corporation
+ *
+ * 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., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ **************************************************************************/
+
+#ifndef MTOUCH_H
+#define MTOUCH_H
+
+#include <mtdev.h>
+#include <mtdev-mapping.h>
+
+#include "caps.h"
+#include "hw.h"
+
+#define MT_AXIS_PER_FINGER   5
+
+/*
+ * How many fingers we export to upwards
+ * The MAX_VALUATORS limits these.
+ * MT_NUM_VALUATORS needs to be less or equal than MAX_VALUATORS
+ */
+
+#define MT_NUM_FINGERS       6
+#define MT_NUM_VALUATORS     (MT_NUM_FINGERS * MT_AXIS_PER_FINGER)
+
+#define MT_NUM_BUTTONS       1
+
+/* Axis labels */
+
+#define AXIS_LABEL_PROP_ABS_MT_TOUCH_MAJOR "Abs MT Touch Major"
+#define AXIS_LABEL_PROP_ABS_MT_TOUCH_MINOR "Abs MT Touch Minor"
+#define AXIS_LABEL_PROP_ABS_MT_WIDTH_MAJOR "Abs MT Width Major"
+#define AXIS_LABEL_PROP_ABS_MT_WIDTH_MINOR "Abs MT Width Minor"
+#define AXIS_LABEL_PROP_ABS_MT_ORIENTATION "Abs MT Orientation"
+#define AXIS_LABEL_PROP_ABS_MT_POSITION_X  "Abs MT Position X"
+#define AXIS_LABEL_PROP_ABS_MT_POSITION_Y  "Abs MT Position Y"
+#define AXIS_LABEL_PROP_ABS_MT_TOOL_TYPE   "Abs MT Tool Type"
+#define AXIS_LABEL_PROP_ABS_MT_BLOB_ID     "Abs MT Blob ID"
+#define AXIS_LABEL_PROP_ABS_MT_TRACKING_ID "Abs MT Tracking ID"
+#define AXIS_LABEL_PROP_ABS_MT_PRESSURE    "Abs MT Pressure"
+
+#define MAX_EVENTS 256
+
+struct mtev_mtouch {
+	struct input_event ev[MAX_EVENTS];
+	unsigned long num_events;
+	unsigned long num_events_read;
+
+	struct mtev_hw_state hw_state;
+	struct mtev_caps caps;
+
+	bool invert_x;
+	bool invert_y;
+	bool swap_xy;
+	struct mtdev dev;
+};
+
+int mtouch_configure(struct mtev_mtouch *mt, int fd);
+int mtouch_open(struct mtev_mtouch *mt, int fd);
+int mtouch_close(struct mtev_mtouch *mt, int fd);
+
+bool mtouch_read_synchronized_event(struct mtev_mtouch *mt, int fd);
+int mtouch_num_contacts(const struct mtev_mtouch *mt);
+const struct mtev_touch_point* mtouch_get_contact(const struct mtev_mtouch *mt, int n);
+
+#endif