335 lines
9.3 KiB
C++
335 lines
9.3 KiB
C++
#include "DisplayDriverTFT.h"
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#include <Arduino.h>
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#include <KlubhausCore.h>
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#include <TFT_eSPI.h>
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extern DisplayManager display;
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// ── Fonts ───────────────────────────────────────────────────
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// TFT_eSPI built-in fonts for 320x240 display (further scaled)
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// Using FreeFonts for better readability
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void DisplayDriverTFT::setTitleFont() { _tft.setFreeFont(&FreeSansBold12pt7b); }
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void DisplayDriverTFT::setBodyFont() { _tft.setFreeFont(&FreeSans9pt7b); }
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void DisplayDriverTFT::setLabelFont() { _tft.setFreeFont(&FreeSans9pt7b); }
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void DisplayDriverTFT::setDefaultFont() { _tft.setTextFont(2); }
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// ── Test harness ───────────────────────────────────────────────
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// Test harness: parse serial commands to inject synthetic touches
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// Commands:
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// TEST:touch x y press - simulate press at (x, y)
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// TEST:touch x y release - simulate release at (x, y)
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// TEST:touch clear - clear test mode
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bool DisplayDriverTFT::parseTestTouch(int* outX, int* outY, bool* outPressed) {
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if(!Serial.available())
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return false;
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if(Serial.peek() != 'T') {
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return false;
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}
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String cmd = Serial.readStringUntil('\n');
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cmd.trim();
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if(!cmd.startsWith("TEST:touch"))
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return false;
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int firstSpace = cmd.indexOf(' ');
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if(firstSpace < 0)
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return false;
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String args = cmd.substring(firstSpace + 1);
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args.trim();
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if(args.equals("clear")) {
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_testMode = false;
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Serial.println("[TEST] Test mode cleared");
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return false;
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}
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int secondSpace = args.indexOf(' ');
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if(secondSpace < 0)
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return false;
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String xStr = args.substring(0, secondSpace);
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String yState = args.substring(secondSpace + 1);
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yState.trim();
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int x = xStr.toInt();
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int y = yState.substring(0, yState.indexOf(' ')).toInt();
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String state = yState.substring(yState.indexOf(' ') + 1);
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state.trim();
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bool pressed = state.equals("press");
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Serial.printf("[TEST] Injecting touch: (%d,%d) %s\n", x, y, pressed ? "press" : "release");
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if(outX)
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*outX = x;
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if(outY)
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*outY = y;
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if(outPressed)
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*outPressed = pressed;
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_testMode = true;
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return true;
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}
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void DisplayDriverTFT::begin() {
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// Backlight
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pinMode(PIN_LCD_BL, OUTPUT);
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digitalWrite(PIN_LCD_BL, LOW);
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_tft.init();
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_tft.setRotation(DISPLAY_ROTATION);
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_tft.fillScreen(TFT_BLACK);
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Serial.printf("[GFX] Display OK: %dx%d\n", DISPLAY_WIDTH, DISPLAY_HEIGHT);
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ScreenState st;
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st.screen = ScreenID::BOOT;
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st.bootStage = BootStage::SPLASH;
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drawBoot(st);
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digitalWrite(PIN_LCD_BL, HIGH);
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Serial.println("[GFX] Backlight ON");
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}
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void DisplayDriverTFT::setBacklight(bool on) { digitalWrite(PIN_LCD_BL, on ? HIGH : LOW); }
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// ── Rendering ───────────────────────────────────────────────
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void DisplayDriverTFT::render(const ScreenState& st) {
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if(st.screen != _lastScreen
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|| (st.screen == ScreenID::BOOT && st.bootStage != _lastBootStage)) {
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_needsRedraw = true;
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_lastScreen = st.screen;
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_lastBootStage = st.bootStage;
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}
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switch(st.screen) {
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case ScreenID::BOOT:
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if(_needsRedraw) {
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drawBoot(st);
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_needsRedraw = false;
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}
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break;
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case ScreenID::ALERT:
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drawAlert(st);
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break;
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case ScreenID::DASHBOARD:
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if(_needsRedraw) {
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drawDashboard(st);
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_needsRedraw = false;
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}
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break;
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case ScreenID::OFF:
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if(_needsRedraw) {
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_tft.fillScreen(TFT_BLACK);
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_needsRedraw = false;
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}
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break;
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}
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}
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void DisplayDriverTFT::drawBoot(const ScreenState& st) {
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BootStage stage = st.bootStage;
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_tft.fillScreen(TFT_BLACK);
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_tft.setTextColor(TFT_WHITE, TFT_BLACK);
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_tft.setTextSize(2);
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_tft.setCursor(10, 10);
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_tft.printf("KLUBHAUS v%s", FW_VERSION);
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_tft.setTextSize(1);
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_tft.setCursor(10, 40);
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_tft.print(BOARD_NAME);
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// Show boot stage status
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_tft.setCursor(10, 70);
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switch(stage) {
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case BootStage::SPLASH:
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_tft.print("Initializing...");
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break;
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case BootStage::INIT_DISPLAY:
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_tft.print("Display OK");
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break;
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case BootStage::INIT_NETWORK:
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_tft.print("Network init...");
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break;
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case BootStage::CONNECTING_WIFI:
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_tft.print("Connecting WiFi...");
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break;
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case BootStage::READY:
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_tft.print("All systems go!");
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break;
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case BootStage::DONE:
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_tft.print("Ready!");
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break;
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}
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}
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void DisplayDriverTFT::drawAlert(const ScreenState& st) {
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uint32_t elapsed = millis() - st.alertStartMs;
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uint8_t pulse = 180 + (uint8_t)(75.0f * sinf(elapsed / 300.0f));
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uint16_t bg = _tft.color565(pulse, 0, 0);
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_tft.fillScreen(bg);
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_tft.setTextColor(TFT_WHITE, bg);
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_tft.setTextSize(3);
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_tft.setCursor(10, 20);
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_tft.print(st.alertTitle.length() > 0 ? st.alertTitle : "ALERT");
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_tft.setTextSize(2);
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_tft.setCursor(10, 80);
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_tft.print(st.alertBody);
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_tft.setTextSize(1);
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_tft.setCursor(10, DISPLAY_HEIGHT - 20);
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_tft.print("Hold to silence...");
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}
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void DisplayDriverTFT::drawDashboard(const ScreenState& st) {
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_tft.fillScreen(TFT_BLACK);
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_tft.setTextColor(TFT_WHITE, TFT_BLACK);
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_tft.setTextSize(1);
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_tft.setCursor(5, 10);
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_tft.printf("KLUBHAUS — %s", deviceStateStr(st.deviceState));
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int y = 30;
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_tft.setCursor(5, y);
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y += 18;
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_tft.printf("WiFi: %s %ddBm", st.wifiSsid.c_str(), st.wifiRssi);
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_tft.setCursor(5, y);
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y += 18;
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_tft.printf("IP: %s", st.ipAddr.c_str());
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_tft.setCursor(5, y);
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y += 18;
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_tft.printf("Up: %lus Heap: %d", st.uptimeMs / 1000, ESP.getFreeHeap());
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_tft.setCursor(5, y);
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y += 18;
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_tft.printf("Last poll: %lus ago", st.lastPollMs > 0 ? (millis() - st.lastPollMs) / 1000 : 0);
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}
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// ── Touch ───────────────────────────────────────────────────
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TouchEvent DisplayDriverTFT::readTouch() {
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TouchEvent evt;
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// Check for test injection via serial
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int testX, testY;
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bool testPressed;
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if(parseTestTouch(&testX, &testY, &testPressed)) {
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if(testPressed && !_touchWasPressed) {
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evt.pressed = true;
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_touchDownX = testX;
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_touchDownY = testY;
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evt.downX = _touchDownX;
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evt.downY = _touchDownY;
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} else if(!testPressed && _touchWasPressed) {
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evt.released = true;
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evt.downX = _touchDownX;
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evt.downY = _touchDownY;
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}
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if(testPressed) {
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evt.x = testX;
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evt.y = testY;
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evt.downX = _touchDownX;
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evt.downY = _touchDownY;
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}
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_touchWasPressed = testPressed;
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return evt;
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}
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uint16_t tx, ty;
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uint8_t touched = _tft.getTouch(&tx, &ty, 100);
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// Detect transitions (press/release)
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if(touched && !_touchWasPressed) {
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// Press transition: finger just touched down
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evt.pressed = true;
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_touchDownX = tx;
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_touchDownY = ty;
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evt.downX = _touchDownX;
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evt.downY = _touchDownY;
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} else if(!touched && _touchWasPressed) {
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// Release transition: finger just lifted
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evt.released = true;
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evt.downX = _touchDownX;
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evt.downY = _touchDownY;
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}
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// Current position if still touched
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if(touched) {
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evt.x = tx;
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evt.y = ty;
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evt.downX = _touchDownX;
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evt.downY = _touchDownY;
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}
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// Track previous state for next call
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_touchWasPressed = touched;
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return evt;
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}
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int DisplayDriverTFT::dashboardTouch(int x, int y) {
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// 2x2 grid, accounting for 30px header
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if(y < 30)
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return -1;
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int col = (x * 2) / DISPLAY_WIDTH; // 0 or 1
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int row = ((y - 30) * 2) / (DISPLAY_HEIGHT - 30); // 0 or 1
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if(col < 0 || col > 1 || row < 0 || row > 1)
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return -1;
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return row * 2 + col; // 0, 1, 2, or 3
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}
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HoldState DisplayDriverTFT::updateHold(unsigned long holdMs) {
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HoldState h;
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TouchEvent t = readTouch();
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if(t.pressed) {
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if(!_holdActive) {
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_holdActive = true;
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_holdStartMs = millis();
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h.started = true;
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}
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uint32_t held = millis() - _holdStartMs;
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h.active = true;
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h.progress = constrain((float)held / (float)holdMs, 0.0f, 1.0f);
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h.completed = (held >= holdMs);
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// Simple progress bar at bottom of screen
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int barW = (int)(DISPLAY_WIDTH * h.progress);
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_tft.fillRect(0, DISPLAY_HEIGHT - 8, barW, 8, TFT_WHITE);
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_tft.fillRect(barW, DISPLAY_HEIGHT - 8, DISPLAY_WIDTH - barW, 8, TFT_DARKGREY);
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} else {
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if(_holdActive) {
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// Clear the progress bar when released
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_tft.fillRect(0, DISPLAY_HEIGHT - 8, DISPLAY_WIDTH, 8, TFT_DARKGREY);
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}
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_holdActive = false;
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}
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return h;
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}
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void DisplayDriverTFT::drawDebugTouch(int x, int y) {
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const int size = 20;
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_tft.drawLine(x - size, y, x + size, y, TFT_RED);
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_tft.drawLine(x, y - size, x, y + size, TFT_RED);
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}
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