Moved graphics classes into own namespace, added unit testing with gtest

src/P700Printer.cpp

@@ -2,6 +2,7 @@
 
 #include <spdlog/spdlog.h>
 
+#include <array>
 #include <chrono>
 #include <cstdint>
 #include <iostream>
@@ -9,6 +10,7 @@
 #include <thread>
 #include <vector>
 
+#include "graphics/Image.hpp"
 #include "libusb.h"
 #include "libusbwrap/LibUsbTypes.hpp"
 #include "spdlog/fmt/bin_to_hex.h"
@@ -100,11 +102,35 @@ bool P700Printer::detachUsbDevice() {
     return true;
 }
 
-bool P700Printer::printBitmap(const Bitmap& bitmap) {
+bool P700Printer::printBitmap(const graphics::Bitmap<graphics::ALPHA8>& bitmap) {
+    auto img = graphics::Image();
+    //uint8_t* imgRef = img.getRaw();
+    std::array<uint32_t, 4> line;
+
+    send(commands["rasterstart"]);
+    std::vector<uint8_t> buf(64);
+    buf[0] = 0x47;
+    for (int i = 0; i < 8; i++) {
+        if (i % 2) {
+            line.fill(0xffffffff);
+        } else {
+            line.fill(0x00000000);
+        }
+
+        buf[1] = (uint8_t)(8 + 1);
+        buf[2] = 0;
+        buf[3] = (uint8_t)(8 - 1);
+        memcpy(buf.data() + 4, line.data(), line.size());
+        send(buf);
+    }
+    send(commands["eject"]);
     return true;
 }
 
 bool P700Printer::printText(const std::string& text, uint16_t fontSize) {
+    send(commands["lf"]);
+    send(commands["ff"]);
+    send(commands["eject"]);
     return true;
 }
 
@@ -121,4 +147,11 @@ bool P700Printer::send(std::vector<uint8_t>& data) {
 
     return true;
 }
+
+bool P700Printer::init() {
+    std::vector<uint8_t> cmd(102);
+    cmd[100] = 0x1b; /* ESC */
+    cmd[101] = 0x40; /* @ */
+    return send(cmd);
+}
 }  // namespace ptprnt::printer