mirror of
https://github.com/Genymobile/scrcpy
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66c581851f
The collapsing action collapses any panels. By the way, the Android method is named collapsePanels(). PR #2260 <https://github.com/Genymobile/scrcpy/pull/2260> Signed-off-by: Romain Vimont <rom@rom1v.com>
109 lines
3.7 KiB
C
109 lines
3.7 KiB
C
#include "control_msg.h"
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#include <assert.h>
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#include <stdlib.h>
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#include <string.h>
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#include "util/buffer_util.h"
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#include "util/log.h"
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#include "util/str_util.h"
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static void
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write_position(uint8_t *buf, const struct position *position) {
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buffer_write32be(&buf[0], position->point.x);
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buffer_write32be(&buf[4], position->point.y);
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buffer_write16be(&buf[8], position->screen_size.width);
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buffer_write16be(&buf[10], position->screen_size.height);
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}
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// write length (2 bytes) + string (non nul-terminated)
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static size_t
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write_string(const char *utf8, size_t max_len, unsigned char *buf) {
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size_t len = utf8_truncation_index(utf8, max_len);
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buffer_write32be(buf, len);
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memcpy(&buf[4], utf8, len);
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return 4 + len;
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}
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static uint16_t
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to_fixed_point_16(float f) {
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assert(f >= 0.0f && f <= 1.0f);
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uint32_t u = f * 0x1p16f; // 2^16
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if (u >= 0xffff) {
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u = 0xffff;
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}
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return (uint16_t) u;
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}
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size_t
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control_msg_serialize(const struct control_msg *msg, unsigned char *buf) {
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buf[0] = msg->type;
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switch (msg->type) {
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case CONTROL_MSG_TYPE_INJECT_KEYCODE:
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buf[1] = msg->inject_keycode.action;
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buffer_write32be(&buf[2], msg->inject_keycode.keycode);
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buffer_write32be(&buf[6], msg->inject_keycode.repeat);
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buffer_write32be(&buf[10], msg->inject_keycode.metastate);
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return 14;
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case CONTROL_MSG_TYPE_INJECT_TEXT: {
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size_t len =
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write_string(msg->inject_text.text,
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CONTROL_MSG_INJECT_TEXT_MAX_LENGTH, &buf[1]);
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return 1 + len;
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}
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case CONTROL_MSG_TYPE_INJECT_TOUCH_EVENT:
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buf[1] = msg->inject_touch_event.action;
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buffer_write64be(&buf[2], msg->inject_touch_event.pointer_id);
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write_position(&buf[10], &msg->inject_touch_event.position);
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uint16_t pressure =
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to_fixed_point_16(msg->inject_touch_event.pressure);
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buffer_write16be(&buf[22], pressure);
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buffer_write32be(&buf[24], msg->inject_touch_event.buttons);
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return 28;
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case CONTROL_MSG_TYPE_INJECT_SCROLL_EVENT:
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write_position(&buf[1], &msg->inject_scroll_event.position);
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buffer_write32be(&buf[13],
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(uint32_t) msg->inject_scroll_event.hscroll);
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buffer_write32be(&buf[17],
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(uint32_t) msg->inject_scroll_event.vscroll);
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return 21;
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case CONTROL_MSG_TYPE_BACK_OR_SCREEN_ON:
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buf[1] = msg->inject_keycode.action;
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return 2;
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case CONTROL_MSG_TYPE_SET_CLIPBOARD: {
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buf[1] = !!msg->set_clipboard.paste;
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size_t len = write_string(msg->set_clipboard.text,
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CONTROL_MSG_CLIPBOARD_TEXT_MAX_LENGTH,
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&buf[2]);
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return 2 + len;
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}
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case CONTROL_MSG_TYPE_SET_SCREEN_POWER_MODE:
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buf[1] = msg->set_screen_power_mode.mode;
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return 2;
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case CONTROL_MSG_TYPE_EXPAND_NOTIFICATION_PANEL:
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case CONTROL_MSG_TYPE_COLLAPSE_PANELS:
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case CONTROL_MSG_TYPE_GET_CLIPBOARD:
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case CONTROL_MSG_TYPE_ROTATE_DEVICE:
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// no additional data
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return 1;
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default:
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LOGW("Unknown message type: %u", (unsigned) msg->type);
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return 0;
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}
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}
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void
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control_msg_destroy(struct control_msg *msg) {
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switch (msg->type) {
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case CONTROL_MSG_TYPE_INJECT_TEXT:
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free(msg->inject_text.text);
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break;
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case CONTROL_MSG_TYPE_SET_CLIPBOARD:
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free(msg->set_clipboard.text);
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break;
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default:
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// do nothing
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break;
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}
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}
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