initial bzr repo at rev 27

1 files changed, 88 insertions, 0 deletions

diff --git a/test/grail-touch.c b/test/grail-touch.c
new file mode 100644
index 0000000..bed31c3
--- /dev/null
+++ b/test/grail-touch.c
@@ -0,0 +1,88 @@
+/*****************************************************************************
+ *
+ * grail - Gesture Recognition And Instantiation Library
+ *
+ * Copyright (C) 2010 Canonical Ltd.
+ *
+ * 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 3 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, see <http://www.gnu.org/licenses/>.
+ *
+ * Authors:
+ *      Henrik Rydberg <rydberg@bitmath.org>
+ *
+ ****************************************************************************/
+
+#include <grail-touch.h>
+#include <string.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <fcntl.h>
+
+static void tp_event(struct touch_engine *engine,
+                     const struct input_event *ev)
+{
+        fprintf(stderr, "event %d 0x%x %d\n", ev->type, ev->code, ev->value);
+}
+
+static void tp_sync(struct touch_engine *engine,
+                    const struct input_event *syn)
+{
+        struct touch_frame *frame = &engine->frame;
+        int i, j;
+        for (i = 0; i < frame->nactive; i++) {
+                struct touch *t = frame->active[i];
+                fprintf(stderr, "touch %d %d\n", i, t->slot);
+                for (j = 0; j < DIM_TOUCH_PROP; j++)
+                        fprintf(stderr, "  %d\n", t->prop[j]);
+        }
+        fprintf(stderr, "sync %d %lld %d %d\n",
+                frame->nactive, frame->time, frame->ncreate, frame->ndestroy);
+}
+
+static void loop_device(struct touch_dev *dev, int fd)
+{
+        struct touch_engine engine;
+        touch_engine_init(&engine, tp_event, tp_sync, 0);
+        touch_engine_attach(&engine, dev);
+        while (!touch_dev_idle(dev, fd, 5000))
+                touch_dev_pull(dev, fd);
+        touch_engine_detach(&engine, dev);
+}
+
+int main(int argc, char *argv[])
+{
+        struct touch_dev dev;
+        int fd;
+        if (argc < 2) {
+                fprintf(stderr, "Usage: %s <device>\n", argv[0]);
+                return -1;
+        }
+        fd = open(argv[1], O_RDONLY | O_NONBLOCK);
+        if (fd < 0) {
+                fprintf(stderr, "error: could not open device\n");
+                return -1;
+        }
+        if (ioctl(fd, EVIOCGRAB, 1)) {
+                fprintf(stderr, "error: could not grab the device\n");
+                return -1;
+        }
+        if (touch_dev_open(&dev, fd)) {
+                fprintf(stderr, "error: could not open touch device\n");
+                return -1;
+        }
+        loop_device(&dev, fd);
+        touch_dev_close(&dev, fd);
+        ioctl(fd, EVIOCGRAB, 0);
+        close(fd);
+        return 0;
+}