abstracting display, touch and sd

display/low_level_display_st7789.cpp

@@ -0,0 +1,54 @@
+#include "low_level_display_st7789.h"
+#include <stdio.h>
+
+// Note: This is a placeholder implementation
+// You'll need to add the actual ST7789 driver code to lib/st7789/
+
+LowLevelDisplayST7789::LowLevelDisplayST7789(const st7789_config* cfg, int w, int h)
+    : config(cfg), width(w), height(h), initialized(false) {
+}
+
+LowLevelDisplayST7789::~LowLevelDisplayST7789() {
+    // Cleanup if needed
+}
+
+bool LowLevelDisplayST7789::init() {
+    if (initialized) {
+        return true;
+    }
+    
+    // TODO: Implement ST7789 initialization
+    // st7789_init(config, width, height);
+    printf("ST7789 display initialized: %dx%d (stub)\n", width, height);
+    initialized = true;
+    return false;  // Return false until actual driver is implemented
+}
+
+void LowLevelDisplayST7789::clear(bool white) {
+    // TODO: Implement
+    (void)white;
+}
+
+void LowLevelDisplayST7789::draw_pixel(int x, int y, bool white) {
+    // TODO: Implement
+    (void)x; (void)y; (void)white;
+}
+
+void LowLevelDisplayST7789::draw_buffer(const uint8_t* bit_buffer) {
+    // TODO: Implement - convert 1-bit to RGB565 and write
+    (void)bit_buffer;
+}
+
+void LowLevelDisplayST7789::refresh() {
+    // ST7789 updates immediately
+}
+
+void LowLevelDisplayST7789::set_backlight(bool on) {
+    // TODO: Implement
+    (void)on;
+}
+
+void LowLevelDisplayST7789::set_rotation(uint8_t rotation) {
+    // TODO: Implement
+    (void)rotation;
+}