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[Qemu-devel] [PATCH 15/17] wctablet: switch to new input interface
From: |
Gerd Hoffmann |
Subject: |
[Qemu-devel] [PATCH 15/17] wctablet: switch to new input interface |
Date: |
Fri, 6 Jan 2017 09:55:43 +0100 |
Signed-off-by: Gerd Hoffmann <address@hidden>
---
backends/wctablet.c | 65 +++++++++++++++++++++++++++++++++++++++++++----------
1 file changed, 53 insertions(+), 12 deletions(-)
diff --git a/backends/wctablet.c b/backends/wctablet.c
index 29b75b4..7263671 100644
--- a/backends/wctablet.c
+++ b/backends/wctablet.c
@@ -66,6 +66,7 @@ uint8_t WC_FULL_CONFIG_STRING[WC_FULL_CONFIG_STRING_LENGTH +
1] = {
/* This structure is used to save private info for Wacom Tablet. */
typedef struct {
CharDriverState *chr;
+ QemuInputHandlerState *hs;
/* Query string from serial */
uint8_t query[100];
@@ -76,6 +77,9 @@ typedef struct {
int outlen;
int line_speed;
+ int axis[INPUT_AXIS__MAX];
+ bool btns[INPUT_BUTTON__MAX];
+
} TabletState;
static void wctablet_chr_accept_input(CharDriverState *chr);
@@ -105,19 +109,16 @@ static void wctablet_reset(TabletState *tablet)
tablet->outlen = 0;
}
-static void wctablet_event(void *opaque, int x,
- int y, int dz, int buttons_state)
+static void wctablet_queue_event(TabletState *tablet)
{
- CharDriverState *chr = (CharDriverState *) opaque;
- TabletState *tablet = (TabletState *) chr->opaque;
uint8_t codes[8] = { 0xe0, 0, 0, 0, 0, 0, 0 };
if (tablet->line_speed != 9600) {
return;
}
- int newX = x * 0.1537;
- int nexY = y * 0.1152;
+ int newX = tablet->axis[INPUT_AXIS_X] * 0.1537;
+ int nexY = tablet->axis[INPUT_AXIS_Y] * 0.1152;
codes[0] = codes[0] | WC_H2(newX);
codes[1] = codes[1] | WC_M7(newX);
@@ -127,13 +128,51 @@ static void wctablet_event(void *opaque, int x,
codes[4] = codes[4] | WC_M7(nexY);
codes[5] = codes[5] | WC_L7(nexY);
- if (buttons_state == 0x01) {
+ if (tablet->btns[INPUT_BUTTON_LEFT]) {
codes[0] = 0xa0;
}
wctablet_queue_output(tablet, codes, 7);
}
+static void wctablet_input_event(DeviceState *dev, QemuConsole *src,
+ InputEvent *evt)
+{
+ TabletState *tablet = (TabletState *)dev;
+ InputMoveEvent *move;
+ InputBtnEvent *btn;
+
+ switch (evt->type) {
+ case INPUT_EVENT_KIND_ABS:
+ move = evt->u.abs.data;
+ tablet->axis[move->axis] = move->value;
+ break;
+
+ case INPUT_EVENT_KIND_BTN:
+ btn = evt->u.btn.data;
+ tablet->btns[btn->button] = btn->down;
+ break;
+
+ default:
+ /* keep gcc happy */
+ break;
+ }
+}
+
+static void wctablet_input_sync(DeviceState *dev)
+{
+ TabletState *tablet = (TabletState *)dev;
+
+ wctablet_queue_event(tablet);
+}
+
+static QemuInputHandler wctablet_handler = {
+ .name = "QEMU Wacome Pen Tablet",
+ .mask = INPUT_EVENT_MASK_BTN | INPUT_EVENT_MASK_ABS,
+ .event = wctablet_input_event,
+ .sync = wctablet_input_sync,
+};
+
static void wctablet_chr_accept_input(CharDriverState *chr)
{
TabletState *tablet = (TabletState *) chr->opaque;
@@ -253,8 +292,11 @@ static int wctablet_chr_ioctl(CharDriverState *s, int cmd,
void *arg)
static void wctablet_chr_free(struct CharDriverState *chr)
{
- g_free (chr->opaque);
- g_free (chr);
+ TabletState *tablet = (TabletState *) chr->opaque;
+
+ qemu_input_handler_unregister(tablet->hs);
+ g_free(chr->opaque);
+ g_free(chr);
}
static CharDriverState *qemu_chr_open_wctablet(const char *id,
@@ -286,9 +328,8 @@ static CharDriverState *qemu_chr_open_wctablet(const char
*id,
chr->opaque = tablet;
tablet->chr = chr;
- qemu_add_mouse_event_handler(wctablet_event, chr, 1,
- "QEMU Wacome Pen Tablet");
-
+ tablet->hs = qemu_input_handler_register((DeviceState *)tablet,
+ &wctablet_handler);
return chr;
}
--
1.8.3.1
- Re: [Qemu-devel] [PATCH 08/17] wctablet: drop debug code from wctablet_handler, (continued)
- [Qemu-devel] [PATCH 03/17] wctablet: save all chars in the query buffer, Gerd Hoffmann, 2017/01/06
- [Qemu-devel] [PATCH 05/17] wctablet: strip leading \r + \n from buffer, Gerd Hoffmann, 2017/01/06
- [Qemu-devel] [PATCH 14/17] wctablet: misc cleanups, Gerd Hoffmann, 2017/01/06
- [Qemu-devel] [PATCH 01/17] Add wctablet device, Gerd Hoffmann, 2017/01/06
- [Qemu-devel] [PATCH 07/17] wctablet: operate on line speed 9600, Gerd Hoffmann, 2017/01/06
- [Qemu-devel] [PATCH 09/17] wctablet: add wctablet_shift_input, Gerd Hoffmann, 2017/01/06
- [Qemu-devel] [PATCH 15/17] wctablet: switch to new input interface,
Gerd Hoffmann <=
- [Qemu-devel] [PATCH 06/17] wctablet: track line speed, reset on speed changes, Gerd Hoffmann, 2017/01/06
- [Qemu-devel] [PATCH 10/17] wctablet: move init/detect sequence, Gerd Hoffmann, 2017/01/06
- [Qemu-devel] [PATCH 16/17] wctablet: update file comment, Gerd Hoffmann, 2017/01/06
- [Qemu-devel] [PATCH 13/17] wctablet: drop DPRINTF, add trace events instead, Gerd Hoffmann, 2017/01/06
- [Qemu-devel] [PATCH 17/17] wctablet: implement ST and SP commands, Gerd Hoffmann, 2017/01/06
- [Qemu-devel] [PATCH 04/17] wctablet: drop wctablet_commands_names, Gerd Hoffmann, 2017/01/06
- [Qemu-devel] [PATCH 12/17] wctablet: drop timer, hook into chr->accept_input instead, Gerd Hoffmann, 2017/01/06
- [Qemu-devel] [PATCH 11/17] wctablet: revamp command parser., Gerd Hoffmann, 2017/01/06