first successful print of gibberish

src/graphics/Bitmap.cpp

@@ -20,6 +20,7 @@
 #include "Bitmap.hpp"
 
 #include <algorithm>
+#include <spdlog/spdlog.h>
 
 #include <iterator>
 #include <optional>
@@ -40,6 +41,17 @@ uint16_t Bitmap<T>::getHeight() {
     return mHeight;
 }
 
+template <class T>
+bool Bitmap<T>::setPixels(const std::vector<T>& pixels) {
+    if (pixels.size() != mPixels.size()) {
+        spdlog::error("Invalid pixel buffer size.");
+        return false;
+    }
+
+    mPixels = pixels;
+    return true;
+}
+
 template <class T>
 std::optional<std::vector<T>> Bitmap<T>::getLine(uint16_t line) {
     if (line >= mHeight) {
@@ -53,22 +65,22 @@ std::optional<std::vector<T>> Bitmap<T>::getLine(uint16_t line) {
 }
 
 template <class T>
-std::optional<std::vector<T>> Bitmap<T>::getRow(uint16_t row) {
-    if (row >= mWidth) {
+std::optional<std::vector<T>> Bitmap<T>::getCol(uint16_t col) {
+    if (col >= mWidth) {
         // out of bound
         return std::nullopt;
     }
 
-    // first pixel is always beginning of the row
-    std::vector<T> rowPixels(mHeight);
-    auto it = mPixels.begin() + row;
+    // first pixel is always beginning of the col
+    std::vector<T> colPixels(mHeight);
+    auto it = mPixels.begin() + col;
 
-    for (auto& rowElement : rowPixels) {
-        rowElement = *it;
+    for (auto& colElement : colPixels) {
+        colElement = *it;
         it += mWidth;
     }
 
-    return rowPixels;
+    return colPixels;
 }
 
 }  // namespace ptprnt::graphics