Updating the touchscreen interface structure (#4596)

Co-authored-by: Jesse Hills <3060199+jesserockz@users.noreply.github.com> Co-authored-by: NP v/d Spek <github_mail@lumensoft.nl> Co-authored-by: Clyde Stubbs <2366188+clydebarrow@users.noreply.github.com> Co-authored-by: Gustavo Ambrozio <gustavo@gustavo.eng.br>
2026-06-01 02:28:28 +02:00 · 2023-12-12 23:56:01 +01:00
parent 8e92bb7958
commit c6dc336c4a
35 changed files with 997 additions and 836 deletions
@@ -0,0 +1,93 @@
+import esphome.codegen as cg
+import esphome.config_validation as cv
+
+from esphome import pins
+from esphome.components import spi, touchscreen
+from esphome.const import CONF_ID, CONF_THRESHOLD, CONF_INTERRUPT_PIN
+
+CODEOWNERS = ["@numo68", "@nielsnl68"]
+DEPENDENCIES = ["spi"]
+
+XPT2046_ns = cg.esphome_ns.namespace("xpt2046")
+XPT2046Component = XPT2046_ns.class_(
+    "XPT2046Component",
+    touchscreen.Touchscreen,
+    spi.SPIDevice,
+)
+
+
+CONF_CALIBRATION_X_MIN = "calibration_x_min"
+CONF_CALIBRATION_X_MAX = "calibration_x_max"
+CONF_CALIBRATION_Y_MIN = "calibration_y_min"
+CONF_CALIBRATION_Y_MAX = "calibration_y_max"
+
+
+def validate_xpt2046(config):
+    if (
+        abs(
+            cv.int_(config[CONF_CALIBRATION_X_MAX])
+            - cv.int_(config[CONF_CALIBRATION_X_MIN])
+        )
+        < 1000
+    ):
+        raise cv.Invalid("Calibration X values difference < 1000")
+
+    if (
+        abs(
+            cv.int_(config[CONF_CALIBRATION_Y_MAX])
+            - cv.int_(config[CONF_CALIBRATION_Y_MIN])
+        )
+        < 1000
+    ):
+        raise cv.Invalid("Calibration Y values difference < 1000")
+
+    return config
+
+
+CONFIG_SCHEMA = cv.All(
+    touchscreen.TOUCHSCREEN_SCHEMA.extend(
+        cv.Schema(
+            {
+                cv.GenerateID(): cv.declare_id(XPT2046Component),
+                cv.Optional(CONF_INTERRUPT_PIN): cv.All(
+                    pins.internal_gpio_input_pin_schema
+                ),
+                cv.Optional(CONF_CALIBRATION_X_MIN, default=0): cv.int_range(
+                    min=0, max=4095
+                ),
+                cv.Optional(CONF_CALIBRATION_X_MAX, default=4095): cv.int_range(
+                    min=0, max=4095
+                ),
+                cv.Optional(CONF_CALIBRATION_Y_MIN, default=0): cv.int_range(
+                    min=0, max=4095
+                ),
+                cv.Optional(CONF_CALIBRATION_Y_MAX, default=4095): cv.int_range(
+                    min=0, max=4095
+                ),
+                cv.Optional(CONF_THRESHOLD, default=400): cv.int_range(min=0, max=4095),
+            },
+        )
+    ).extend(spi.spi_device_schema()),
+    validate_xpt2046,
+)
+
+
+async def to_code(config):
+    var = cg.new_Pvariable(config[CONF_ID])
+    await touchscreen.register_touchscreen(var, config)
+    await spi.register_spi_device(var, config)
+
+    cg.add(var.set_threshold(config[CONF_THRESHOLD]))
+
+    cg.add(
+        var.set_calibration(
+            config[CONF_CALIBRATION_X_MIN],
+            config[CONF_CALIBRATION_X_MAX],
+            config[CONF_CALIBRATION_Y_MIN],
+            config[CONF_CALIBRATION_Y_MAX],
+        )
+    )
+
+    if CONF_INTERRUPT_PIN in config:
+        pin = await cg.gpio_pin_expression(config[CONF_INTERRUPT_PIN])
+        cg.add(var.set_irq_pin(pin))