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Merge mouse and touch events

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Both are handled the very same way on the device.
finger.8
Romain Vimont 5 years ago
parent 7e1d52c119
commit 6220456def
9 changed files with 48 additions and 133 deletions
Show Stats Download Patch File Download Diff File

8
app/src/control_msg.c
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@ -49,11 +49,6 @@ control_msg_serialize(const struct control_msg *msg, unsigned char *buf) {
CONTROL_MSG_TEXT_MAX_LENGTH, &buf[1]);
return 1 + len;
}
case CONTROL_MSG_TYPE_INJECT_MOUSE_EVENT:
buf[1] = msg->inject_mouse_event.action;
buffer_write32be(&buf[2], msg->inject_mouse_event.buttons);
write_position(&buf[6], &msg->inject_mouse_event.position);
return 18;
case CONTROL_MSG_TYPE_INJECT_TOUCH_EVENT:
buf[1] = msg->inject_touch_event.action;
buffer_write64be(&buf[2], msg->inject_touch_event.pointer_id);
@ -61,7 +56,8 @@ control_msg_serialize(const struct control_msg *msg, unsigned char *buf) {
uint16_t pressure =
to_fixed_point_16(msg->inject_touch_event.pressure);
buffer_write16be(&buf[22], pressure);
return 24;
buffer_write32be(&buf[24], msg->inject_touch_event.buttons);
return 28;
case CONTROL_MSG_TYPE_INJECT_SCROLL_EVENT:
write_position(&buf[1], &msg->inject_scroll_event.position);
buffer_write32be(&buf[13],

7
app/src/control_msg.h
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@ -15,10 +15,11 @@
#define CONTROL_MSG_SERIALIZED_MAX_SIZE \
(3 + CONTROL_MSG_CLIPBOARD_TEXT_MAX_LENGTH)
#define POINTER_ID_MOUSE UINT64_C(-1);
enum control_msg_type {
CONTROL_MSG_TYPE_INJECT_KEYCODE,
CONTROL_MSG_TYPE_INJECT_TEXT,
CONTROL_MSG_TYPE_INJECT_MOUSE_EVENT,
CONTROL_MSG_TYPE_INJECT_TOUCH_EVENT,
CONTROL_MSG_TYPE_INJECT_SCROLL_EVENT,
CONTROL_MSG_TYPE_BACK_OR_SCREEN_ON,
@ -49,10 +50,6 @@ struct control_msg {
struct {
enum android_motionevent_action action;
enum android_motionevent_buttons buttons;
struct position position;
} inject_mouse_event;
struct {
enum android_motionevent_action action;
uint64_t pointer_id;
struct position position;
float pressure;

47
app/src/event_converter.c
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@ -128,15 +128,6 @@ convert_keycode(SDL_Keycode from, enum android_keycode *to, uint16_t mod) {
}
}
static bool
convert_mouse_action(SDL_EventType from, enum android_motionevent_action *to) {
switch (from) {
MAP(SDL_MOUSEBUTTONDOWN, AMOTION_EVENT_ACTION_DOWN);
MAP(SDL_MOUSEBUTTONUP, AMOTION_EVENT_ACTION_UP);
FAIL;
}
}
static enum android_motionevent_buttons
convert_mouse_buttons(uint32_t state) {
enum android_motionevent_buttons buttons = 0;
@ -176,20 +167,31 @@ convert_input_key(const SDL_KeyboardEvent *from, struct control_msg *to) {
return true;
}
static bool
convert_mouse_action(SDL_EventType from, enum android_motionevent_action *to) {
switch (from) {
MAP(SDL_MOUSEBUTTONDOWN, AMOTION_EVENT_ACTION_DOWN);
MAP(SDL_MOUSEBUTTONUP, AMOTION_EVENT_ACTION_UP);
FAIL;
}
}
bool
convert_mouse_button(const SDL_MouseButtonEvent *from, struct size screen_size,
struct control_msg *to) {
to->type = CONTROL_MSG_TYPE_INJECT_MOUSE_EVENT;
to->type = CONTROL_MSG_TYPE_INJECT_TOUCH_EVENT;
if (!convert_mouse_action(from->type, &to->inject_mouse_event.action)) {
if (!convert_mouse_action(from->type, &to->inject_touch_event.action)) {
return false;
}
to->inject_mouse_event.buttons =
to->inject_touch_event.pointer_id = POINTER_ID_MOUSE;
to->inject_touch_event.position.screen_size = screen_size;
to->inject_touch_event.position.point.x = from->x;
to->inject_touch_event.position.point.y = from->y;
to->inject_touch_event.pressure = 1.f;
to->inject_touch_event.buttons =
convert_mouse_buttons(SDL_BUTTON(from->button));
to->inject_mouse_event.position.screen_size = screen_size;
to->inject_mouse_event.position.point.x = from->x;
to->inject_mouse_event.position.point.y = from->y;
return true;
}
@ -197,12 +199,14 @@ convert_mouse_button(const SDL_MouseButtonEvent *from, struct size screen_size,
bool
convert_mouse_motion(const SDL_MouseMotionEvent *from, struct size screen_size,
struct control_msg *to) {
to->type = CONTROL_MSG_TYPE_INJECT_MOUSE_EVENT;
to->inject_mouse_event.action = AMOTION_EVENT_ACTION_MOVE;
to->inject_mouse_event.buttons = convert_mouse_buttons(from->state);
to->inject_mouse_event.position.screen_size = screen_size;
to->inject_mouse_event.position.point.x = from->x;
to->inject_mouse_event.position.point.y = from->y;
to->type = CONTROL_MSG_TYPE_INJECT_TOUCH_EVENT;
to->inject_touch_event.action = AMOTION_EVENT_ACTION_MOVE;
to->inject_touch_event.pointer_id = POINTER_ID_MOUSE;
to->inject_touch_event.position.screen_size = screen_size;
to->inject_touch_event.position.point.x = from->x;
to->inject_touch_event.position.point.y = from->y;
to->inject_touch_event.pressure = 1.f;
to->inject_touch_event.buttons = convert_mouse_buttons(from->state);
return true;
}
@ -232,6 +236,7 @@ convert_touch(const SDL_TouchFingerEvent *from, struct size screen_size,
to->inject_touch_event.position.point.x = from->x * screen_size.width;
to->inject_touch_event.position.point.y = from->y * screen_size.height;
to->inject_touch_event.pressure = from->pressure;
to->inject_touch_event.buttons = 0;
return true;
}

38
app/tests/test_control_msg_serialize.c
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@ -67,39 +67,6 @@ static void test_serialize_inject_text_long(void) {
assert(!memcmp(buf, expected, sizeof(expected)));
}
static void test_serialize_inject_mouse_event(void) {
struct control_msg msg = {
.type = CONTROL_MSG_TYPE_INJECT_MOUSE_EVENT,
.inject_mouse_event = {
.action = AMOTION_EVENT_ACTION_DOWN,
.buttons = AMOTION_EVENT_BUTTON_PRIMARY,
.position = {
.point = {
.x = 260,
.y = 1026,
},
.screen_size = {
.width = 1080,
.height = 1920,
},
},
},
};
unsigned char buf[CONTROL_MSG_SERIALIZED_MAX_SIZE];
int size = control_msg_serialize(&msg, buf);
assert(size == 18);
const unsigned char expected[] = {
CONTROL_MSG_TYPE_INJECT_MOUSE_EVENT,
0x00, // AKEY_EVENT_ACTION_DOWN
0x00, 0x00, 0x00, 0x01, // AMOTION_EVENT_BUTTON_PRIMARY
0x00, 0x00, 0x01, 0x04, 0x00, 0x00, 0x04, 0x02, // 260 1026
0x04, 0x38, 0x07, 0x80, // 1080 1920
};
assert(!memcmp(buf, expected, sizeof(expected)));
}
static void test_serialize_inject_touch_event(void) {
struct control_msg msg = {
.type = CONTROL_MSG_TYPE_INJECT_TOUCH_EVENT,
@ -117,12 +84,13 @@ static void test_serialize_inject_touch_event(void) {
},
},
.pressure = 1.0f,
.buttons = AMOTION_EVENT_BUTTON_PRIMARY,
},
};
unsigned char buf[CONTROL_MSG_SERIALIZED_MAX_SIZE];
int size = control_msg_serialize(&msg, buf);
assert(size == 24);
assert(size == 28);
const unsigned char expected[] = {
CONTROL_MSG_TYPE_INJECT_TOUCH_EVENT,
@ -131,6 +99,7 @@ static void test_serialize_inject_touch_event(void) {
0x00, 0x00, 0x00, 0x64, 0x00, 0x00, 0x00, 0xc8, // 100 200
0x04, 0x38, 0x07, 0x80, // 1080 1920
0xff, 0xff, // pressure
0x00, 0x00, 0x00, 0x01 // AMOTION_EVENT_BUTTON_PRIMARY
};
assert(!memcmp(buf, expected, sizeof(expected)));
}
@ -271,7 +240,6 @@ int main(void) {
test_serialize_inject_keycode();
test_serialize_inject_text();
test_serialize_inject_text_long();
test_serialize_inject_mouse_event();
test_serialize_inject_touch_event();
test_serialize_inject_scroll_event();
test_serialize_back_or_screen_on();

30
server/src/main/java/com/genymobile/scrcpy/ControlMessage.java
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@ -7,15 +7,14 @@ public final class ControlMessage {
public static final int TYPE_INJECT_KEYCODE = 0;
public static final int TYPE_INJECT_TEXT = 1;
public static final int TYPE_INJECT_MOUSE_EVENT = 2;
public static final int TYPE_INJECT_TOUCH_EVENT = 3;
public static final int TYPE_INJECT_SCROLL_EVENT = 4;
public static final int TYPE_BACK_OR_SCREEN_ON = 5;
public static final int TYPE_EXPAND_NOTIFICATION_PANEL = 6;
public static final int TYPE_COLLAPSE_NOTIFICATION_PANEL = 7;
public static final int TYPE_GET_CLIPBOARD = 8;
public static final int TYPE_SET_CLIPBOARD = 9;
public static final int TYPE_SET_SCREEN_POWER_MODE = 10;
public static final int TYPE_INJECT_TOUCH_EVENT = 2;
public static final int TYPE_INJECT_SCROLL_EVENT = 3;
public static final int TYPE_BACK_OR_SCREEN_ON = 4;
public static final int TYPE_EXPAND_NOTIFICATION_PANEL = 5;
public static final int TYPE_COLLAPSE_NOTIFICATION_PANEL = 6;
public static final int TYPE_GET_CLIPBOARD = 7;
public static final int TYPE_SET_CLIPBOARD = 8;
public static final int TYPE_SET_SCREEN_POWER_MODE = 9;
private int type;
private String text;
@ -48,22 +47,15 @@ public final class ControlMessage {
return msg;
}
public static ControlMessage createInjectMouseEvent(int action, int buttons, Position position) {
ControlMessage msg = new ControlMessage();
msg.type = TYPE_INJECT_MOUSE_EVENT;
msg.action = action;
msg.buttons = buttons;
msg.position = position;
return msg;
}
public static ControlMessage createInjectTouchEvent(int action, long pointerId, Position position, float pressure) {
public static ControlMessage createInjectTouchEvent(int action, long pointerId, Position position, float pressure,
int buttons) {
ControlMessage msg = new ControlMessage();
msg.type = TYPE_INJECT_TOUCH_EVENT;
msg.action = action;
msg.pointerId = pointerId;
msg.pressure = pressure;
msg.position = position;
msg.buttons = buttons;
return msg;
}

16
server/src/main/java/com/genymobile/scrcpy/ControlMessageReader.java
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@ -60,9 +60,6 @@ public class ControlMessageReader {
case ControlMessage.TYPE_INJECT_TEXT:
msg = parseInjectText();
break;
case ControlMessage.TYPE_INJECT_MOUSE_EVENT:
msg = parseInjectMouseEvent();
break;
case ControlMessage.TYPE_INJECT_TOUCH_EVENT:
msg = parseInjectTouchEvent();
break;
@ -124,16 +121,6 @@ public class ControlMessageReader {
return ControlMessage.createInjectText(text);
}
private ControlMessage parseInjectMouseEvent() {
if (buffer.remaining() < INJECT_MOUSE_EVENT_PAYLOAD_LENGTH) {
return null;
}
int action = toUnsigned(buffer.get());
int buttons = buffer.getInt();
Position position = readPosition(buffer);
return ControlMessage.createInjectMouseEvent(action, buttons, position);
}
@SuppressWarnings("checkstyle:MagicNumber")
private ControlMessage parseInjectTouchEvent() {
if (buffer.remaining() < INJECT_TOUCH_EVENT_PAYLOAD_LENGTH) {
@ -146,7 +133,8 @@ public class ControlMessageReader {
int pressureInt = toUnsigned(buffer.getShort());
// convert it to a float between 0 and 1 (0x1p16f is 2^16 as float)
float pressure = pressureInt == 0xffff ? 1f : (pressureInt / 0x1p16f);
return ControlMessage.createInjectTouchEvent(action, pointerId, position, pressure);
int buttons = buffer.getInt();
return ControlMessage.createInjectTouchEvent(action, pointerId, position, pressure, buttons);
}
private ControlMessage parseInjectScrollEvent() {

3
server/src/main/java/com/genymobile/scrcpy/Controller.java
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@ -81,9 +81,6 @@ public class Controller {
case ControlMessage.TYPE_INJECT_TEXT:
injectText(msg.getText());
break;
case ControlMessage.TYPE_INJECT_MOUSE_EVENT:
injectTouch(msg.getAction(), PointersState.POINTER_ID_MOUSE, msg.getPosition(), 1, msg.getButtons());
break;
case ControlMessage.TYPE_INJECT_TOUCH_EVENT:
injectTouch(msg.getAction(), msg.getPointerId(), msg.getPosition(), msg.getPressure(), 0);
break;

1
server/src/main/java/com/genymobile/scrcpy/PointersState.java
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@ -8,7 +8,6 @@ import java.util.List;
public class PointersState {
public static final int MAX_POINTERS = 10;
public static final long POINTER_ID_MOUSE = -1;
private final List<Pointer> pointers = new ArrayList<>();

31
server/src/test/java/com/genymobile/scrcpy/ControlMessageReaderTest.java
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@ -76,35 +76,6 @@ public class ControlMessageReaderTest {
Assert.assertEquals(new String(text, StandardCharsets.US_ASCII), event.getText());
}
@Test
@SuppressWarnings("checkstyle:MagicNumber")
public void testParseMouseEvent() throws IOException {
ControlMessageReader reader = new ControlMessageReader();
ByteArrayOutputStream bos = new ByteArrayOutputStream();
DataOutputStream dos = new DataOutputStream(bos);
dos.writeByte(ControlMessage.TYPE_INJECT_MOUSE_EVENT);
dos.writeByte(MotionEvent.ACTION_DOWN);
dos.writeInt(MotionEvent.BUTTON_PRIMARY);
dos.writeInt(100);
dos.writeInt(200);
dos.writeShort(1080);
dos.writeShort(1920);
byte[] packet = bos.toByteArray();
reader.readFrom(new ByteArrayInputStream(packet));
ControlMessage event = reader.next();
Assert.assertEquals(ControlMessage.TYPE_INJECT_MOUSE_EVENT, event.getType());
Assert.assertEquals(MotionEvent.ACTION_DOWN, event.getAction());
Assert.assertEquals(MotionEvent.BUTTON_PRIMARY, event.getButtons());
Assert.assertEquals(100, event.getPosition().getPoint().getX());
Assert.assertEquals(200, event.getPosition().getPoint().getY());
Assert.assertEquals(1080, event.getPosition().getScreenSize().getWidth());
Assert.assertEquals(1920, event.getPosition().getScreenSize().getHeight());
}
@Test
@SuppressWarnings("checkstyle:MagicNumber")
public void testParseTouchEvent() throws IOException {
@ -120,6 +91,7 @@ public class ControlMessageReaderTest {
dos.writeShort(1080);
dos.writeShort(1920);
dos.writeShort(0xffff); // pressure
dos.writeInt(MotionEvent.BUTTON_PRIMARY);
byte[] packet = bos.toByteArray();
@ -134,6 +106,7 @@ public class ControlMessageReaderTest {
Assert.assertEquals(1080, event.getPosition().getScreenSize().getWidth());
Assert.assertEquals(1920, event.getPosition().getScreenSize().getHeight());
Assert.assertEquals(1f, event.getPressure(), 0f); // must be exact
Assert.assertEquals(MotionEvent.BUTTON_PRIMARY, event.getButtons());
}
@Test

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