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Merge branch 'add-graphical-layout-system' of github.com:MrMDavidson/esphome into add-graphical-layout-system

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Michael Davidson 2024-01-02 17:38:02 +11:00
commit 395d1d10a4
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2 changed files with 9 additions and 7 deletions
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11
esphome/components/gt911/touchscreen/gt911_touchscreen.cpp
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@ -14,6 +14,7 @@ static const uint8_t GET_TOUCHES[2] = {0x81, 0x4F};
static const uint8_t GET_SWITCHES[2] = {0x80, 0x4D}; static const uint8_t GET_SWITCHES[2] = {0x80, 0x4D};
static const uint8_t GET_MAX_VALUES[2] = {0x80, 0x48}; static const uint8_t GET_MAX_VALUES[2] = {0x80, 0x48};
static const size_t MAX_TOUCHES = 5; // max number of possible touches reported static const size_t MAX_TOUCHES = 5; // max number of possible touches reported
static const size_t MAX_BUTTONS = 4; // max number of buttons scanned
#define ERROR_CHECK(err) \ #define ERROR_CHECK(err) \
if ((err) != i2c::ERROR_OK) { \ if ((err) != i2c::ERROR_OK) { \
@ -79,9 +80,6 @@ void GT911Touchscreen::update_touches() {
return; return;
} }
if (num_of_touches == 0)
return;
err = this->write(GET_TOUCHES, sizeof(GET_TOUCHES), false); err = this->write(GET_TOUCHES, sizeof(GET_TOUCHES), false);
ERROR_CHECK(err); ERROR_CHECK(err);
// num_of_touches is guaranteed to be 0..5. Also read the key data // num_of_touches is guaranteed to be 0..5. Also read the key data
@ -94,11 +92,14 @@ void GT911Touchscreen::update_touches() {
uint16_t y = encode_uint16(data[i][4], data[i][3]); uint16_t y = encode_uint16(data[i][4], data[i][3]);
this->add_raw_touch_position_(id, x, y); this->add_raw_touch_position_(id, x, y);
} }
auto keys = data[num_of_touches][0]; auto keys = data[num_of_touches][0] & ((1 << MAX_BUTTONS) - 1);
for (size_t i = 0; i != 4; i++) { if (keys != this->button_state_) {
this->button_state_ = keys;
for (size_t i = 0; i != MAX_BUTTONS; i++) {
for (auto *listener : this->button_listeners_) for (auto *listener : this->button_listeners_)
listener->update_button(i, (keys & (1 << i)) != 0); listener->update_button(i, (keys & (1 << i)) != 0);
} }
}
} }
void GT911Touchscreen::dump_config() { void GT911Touchscreen::dump_config() {

1
esphome/components/gt911/touchscreen/gt911_touchscreen.h
View file

@ -26,6 +26,7 @@ class GT911Touchscreen : public touchscreen::Touchscreen, public i2c::I2CDevice
InternalGPIOPin *interrupt_pin_{}; InternalGPIOPin *interrupt_pin_{};
std::vector<GT911ButtonListener *> button_listeners_; std::vector<GT911ButtonListener *> button_listeners_;
uint8_t button_state_{0xFF}; // last button state. Initial FF guarantees first update.
}; };
} // namespace gt911 } // namespace gt911