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feat: add horizontal scrolling

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This commit is contained in:
Jan Almeroth 2024-11-17 01:28:33 +01:00
parent 8abd1c26dc
commit 6d371d096a
6 changed files with 29 additions and 6 deletions
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8
src/hid_report.c
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@ -166,6 +166,14 @@ void extract_data(hid_interface_t *iface, report_val_t *val) {
.dst = &iface->mouse.wheel,
.id = &iface->mouse.report_id},
{.usage_page = HID_USAGE_PAGE_CONSUMER,
.global_usage = HID_USAGE_DESKTOP_MOUSE,
.usage = HID_USAGE_CONSUMER_AC_PAN,
.handler = _store,
.receiver = process_mouse_report,
.dst = &iface->mouse.pan,
.id = &iface->mouse.report_id},
{.usage_page = HID_USAGE_PAGE_KEYBOARD,
.global_usage = HID_USAGE_DESKTOP_KEYBOARD,
.handler = handle_keyboard_descriptor_values,

1
src/include/hid_parser.h
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@ -98,6 +98,7 @@ typedef struct {
report_val_t move_x;
report_val_t move_y;
report_val_t wheel;
report_val_t pan;
uint8_t report_id;

5
src/include/main.h
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@ -177,7 +177,7 @@ typedef struct {
#define KEYARRAY_BIT_OFFSET 16
#define KEYS_IN_USB_REPORT 6
#define KBD_REPORT_LENGTH 8
#define MOUSE_REPORT_LENGTH 7
#define MOUSE_REPORT_LENGTH 8
#define CONSUMER_CONTROL_LENGTH 4
#define SYSTEM_CONTROL_LENGTH 1
#define MODIFIER_BIT_LENGTH 8
@ -345,6 +345,7 @@ typedef struct TU_ATTR_PACKED {
int16_t x;
int16_t y;
int8_t wheel;
int8_t pan;
uint8_t mode;
} mouse_report_t;
@ -460,7 +461,7 @@ int32_t extract_bit_variable(uint32_t, uint32_t, uint8_t *, int, uint8_t *);
int32_t extract_kbd_data(uint8_t *, int, uint8_t, hid_interface_t *, hid_keyboard_report_t *);
/********* Mouse **********/
bool tud_mouse_report(uint8_t mode, uint8_t buttons, int16_t x, int16_t y, int8_t wheel);
bool tud_mouse_report(uint8_t mode, uint8_t buttons, int16_t x, int16_t y, int8_t wheel, int8_t pan);
void process_mouse_report(uint8_t *, int, uint8_t, hid_interface_t *);
void parse_report_descriptor(hid_interface_t *, uint8_t const *, int);

9
src/include/usb_descriptors.h
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@ -98,6 +98,15 @@ HID_COLLECTION ( HID_COLLECTION_APPLICATION ) ,\
HID_REPORT_SIZE ( 8 ) ,\
HID_INPUT ( HID_DATA | HID_VARIABLE | HID_RELATIVE ) ,\
\
/* Horizontal wheel (AC Pan) */ \
HID_USAGE_PAGE ( HID_USAGE_PAGE_CONSUMER ) ,\
HID_LOGICAL_MIN ( 0x81 ) ,\
HID_LOGICAL_MAX ( 0x7f ) ,\
HID_REPORT_COUNT( 1 ) ,\
HID_REPORT_SIZE ( 8 ) ,\
HID_USAGE_N ( HID_USAGE_CONSUMER_AC_PAN, 2 ) ,\
HID_INPUT ( HID_DATA | HID_VARIABLE | HID_RELATIVE ) ,\
\
/* Mouse mode (0 = absolute, 1 = relative) */ \
HID_REPORT_COUNT( 1 ), \
HID_REPORT_SIZE ( 8 ), \

6
src/mouse.c
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@ -219,6 +219,7 @@ void extract_report_values(uint8_t *raw_report, device_t *state, mouse_values_t
values->move_x = mouse_report->x;
values->move_y = mouse_report->y;
values->wheel = mouse_report->wheel;
values->pan = mouse_report->pan;
values->buttons = mouse_report->buttons;
return;
}
@ -230,6 +231,7 @@ void extract_report_values(uint8_t *raw_report, device_t *state, mouse_values_t
values->move_x = get_report_value(raw_report, &iface->mouse.move_x);
values->move_y = get_report_value(raw_report, &iface->mouse.move_y);
values->wheel = get_report_value(raw_report, &iface->mouse.wheel);
values->pan = get_report_value(raw_report, &iface->mouse.pan);
values->buttons = get_report_value(raw_report, &iface->mouse.buttons);
}
@ -239,6 +241,7 @@ mouse_report_t create_mouse_report(device_t *state, mouse_values_t *values) {
.x = state->pointer_x,
.y = state->pointer_y,
.wheel = values->wheel,
.pan = values->pan,
.mode = ABSOLUTE,
};
@ -296,7 +299,8 @@ void process_mouse_queue_task(device_t *state) {
return;
/* Try sending it to the host, if it's successful */
bool succeeded = tud_mouse_report(report.mode, report.buttons, report.x, report.y, report.wheel);
bool succeeded
= tud_mouse_report(report.mode, report.buttons, report.x, report.y, report.wheel, report.pan);
/* ... then we can remove it from the queue */
if (succeeded)

4
src/usb_descriptors.c
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@ -81,10 +81,10 @@ uint8_t const *tud_hid_descriptor_report_cb(uint8_t instance) {
}
}
bool tud_mouse_report(uint8_t mode, uint8_t buttons, int16_t x, int16_t y, int8_t wheel) {
mouse_report_t report = {.buttons = buttons, .wheel = wheel, .x = x, .y = y, .mode = mode};
uint8_t instance = ITF_NUM_HID;
uint8_t report_id = REPORT_ID_MOUSE;
bool tud_mouse_report(uint8_t mode, uint8_t buttons, int16_t x, int16_t y, int8_t wheel, int8_t pan) {
mouse_report_t report = {.buttons = buttons, .wheel = wheel, .x = x, .y = y, .mode = mode, .pan = pan};
if (mode == RELATIVE) {
instance = ITF_NUM_HID_REL_M;