~ fix code to reduce warnings

main/main.cpp

@@ -1,10 +1,10 @@
-#include "Bitmap.h"
-#include "Font.h"
-#include "TextRenderer.h"
-#include "internal.hpp"
+#include "../src/Bitmap.h"
+#include "../src/Font.h"
+#include "../src/TextRenderer.h"
+#include <internal.hpp>
 #include <iostream>
 
-bool isQuit(std::string command);
+bool isQuit(const std::string& command);
 
 /**
  * @author: Julian Hinxlage
@@ -37,14 +37,17 @@ int main() {
     std::string command;
     std::cout << "TextRender: ";
     std::getline(std::cin, command);
-    while (!isQuit(command)) {
+    while (command != "quit") {
         if (command == "clear") {
             textRenderer.clear();
+        } if (command == "redblue") {
+            vkvm::setBackgroundColor(vkvm::red);
+            vkvm::setForegroundColor(vkvm::blue);
+        } else {
+            vkvm::setText(command);
+            currentText = vkvm::getText();
+            textRenderer.update(currentText);
         }
-
-        vkvm::setText(command);
-        currentText = vkvm::getText();
-        textRenderer.update(currentText);
         std::cout << "TextRender: ";
         std::getline(std::cin, command);
 
@@ -54,29 +57,4 @@ int main() {
     std::cout << "TextRender finished." << std::endl;
 
     return 0;
-}
-
-
-//    std::string str;
-//    std::cout << "string to draw: ";
-//    std::getline(std::cin, str);
-//
-//    for (int i = 0; i < font.height(); i++) {
-//        for (char c : str) {
-//            for (int j = 0; j < font.width(); j++) {
-//                if (font.getPixel(c,j,i)) {
-//                    std::cout << "█";
-//                } else {
-//                    std::cout << " ";
-//                }
-//            }
-//            std::cout << " ";
-//        }
-//        std::cout << std::endl;
-//    }
-//
-//    return 0;
-
-bool isQuit(std::string command) {
-    return command.compare("quit") == 0;
-}
+}

src/Bitmap.cpp

@@ -26,11 +26,10 @@ void Bitmap::load(const std::string &file) {
         for(int i = 0; i < str.size();i++){
             data[i] = str[i];
         }
-
-        offset = (int)*(unsigned int*)(&data[10]);
-        width = (int)*(unsigned int*)(&data[18]);
-        height = (int)*(unsigned int*)(&data[22]);
-        bpp = (int)*(unsigned short*)(&data[28]);
+        offset = *reinterpret_cast<int*>(&data[10]);
+        width = *reinterpret_cast<int*>(&data[18]);
+        height = *reinterpret_cast<int*>(&data[22]);
+        bpp = *reinterpret_cast<uint16_t *>(&data[28]);
     }
 }
 
@@ -54,7 +53,8 @@ unsigned int Bitmap::getPixel(int x, int y) {
     unsigned int pixel = 0;
     char *ptr = getData() + ((getHeight() - 1 - y) * getWidth() + x) * (getBitsPerPixel() / 8);
     for(int i = 0; i < getBitsPerPixel() / 8;i++){
-        *((char*)&pixel+i) = ptr[i];
+        auto value = reinterpret_cast<char*>(&pixel+i);
+        *value = ptr[i];
     }
     if(pixel != 0){
         return pixel;

src/Font.cpp

@@ -3,7 +3,7 @@
 //
 
 #include "Font.h"
-#include <cpptoml.h>
+#include "../lib/toml/cpptoml.h"
 
 Font::Font() {
     xOffset = 0;
@@ -34,10 +34,10 @@ void Font::load(const std::string &file, const std::string &configFile) {
     xStart = config->get_as<int>("xStart").value_or(0);
     yStart = config->get_as<int>("yStart").value_or(0);
     fillValue = config->get_as<unsigned int>("fillValue").value_or(0);
-    firstChar = (char)config->get_as<int>("firstChar").value_or(0);
+    firstChar = config->get_as<char>("firstChar").value_or(0);
     pixelSize = config->get_as<int>("pixelSize").value_or(0);
     gap = config->get_as<int>("gap").value_or(-1);
-    invertedColors = config->get_as<int>("invertedColors").value_or(0);
+    invertedColors = config->get_as<bool>("invertedColors").value_or(0);
 }
 
 int Font::width() {
@@ -71,10 +71,6 @@ bool Font::getPixel(char character, int x, int y) {
     int yPos = yIndex * (ySize + yOffset) + yStart;
 
     bool value = bitmap.getPixel((xPos + x) * pixelSize, (yPos + y) * pixelSize) == fillValue;
-    if(invertedColors){
-        return !value;
-    }else{
-        return value;
-    }
+    return invertedColors != value;
 }
 

src/Font.h

@@ -13,7 +13,7 @@
  * @brief: this class provides pixel access based on characters
  */
 class Font {
-public:
+private:
     Bitmap bitmap;
 
     //space between characters
@@ -40,6 +40,8 @@ public:
 
     bool invertedColors;
 
+public:
+
     Font();
     explicit Font(const std::string &file, const std::string &configFile);
     void load(const std::string &file, const std::string &configFile);

src/TextRenderer.cpp

@@ -3,18 +3,20 @@
 //
 #include "TextRenderer.h"
 
+#include <utility>
 
-TextRenderer::TextRenderer() {}
+
+TextRenderer::TextRenderer() = default;
 
 
 void TextRenderer::update(std::string newText) {
     int startX = 0;
     int startY = 0;
     int i;
-    std::string fontResourcePath = "../res/font" + std::to_string(vkvm::getFont().getId())  + ".bmp";
-    std::string fontConfigureFilePath = "../res/font" + std::to_string(vkvm::getFont().getId())  + ".toml";
+    std::string fontResourcePath = "../res/font" + std::to_string(vkvm::getFont())  + ".bmp";
+    std::string fontConfigureFilePath = "../res/font" + std::to_string(vkvm::getFont())  + ".toml";
     font = Font(fontResourcePath, fontConfigureFilePath);
-    int fontNumbersInOneLine = vkvm::getWidth() / (vkvm::getFont().getWidth() + left_margin);
+    int fontNumbersInOneLine = vkvm::getWidth() / (font.width() + left_margin);
     std::vector<std::vector<bool>> characterBitmap;
 
     for(i = 0; i < newText.size(); i++) {
@@ -31,7 +33,8 @@ void TextRenderer::update(std::string newText) {
 }
 
 void TextRenderer::clear() {
-    int x, y;
+    int x;
+    int y;
     for(y = 0; y < vkvm::getHeight(); y++) {
         for(x = 0; x < vkvm::getWidth(); x++) {
             vkvm::setPixel(x, y, vkvm::getBackgroundColor());
@@ -40,7 +43,7 @@ void TextRenderer::clear() {
 }
 
 void TextRenderer::setOldText(std::string text) {
-    oldText = text;
+    oldText = std::move(text);
 }
 
 std::vector<std::vector<bool>> TextRenderer::getCharacter(unsigned char character) {
@@ -62,7 +65,8 @@ std::vector<std::vector<bool>> TextRenderer::getCharacter(unsigned char characte
 }
 
 void TextRenderer::translateToSharedMemory(std::vector<std::vector<bool>> characterBitmap, int startX, int startY) {
-    int x, y;
+    int x;
+    int y;
     int currentX = startX;
     int currentY = startY;
 

src/TextRenderer.h

@@ -5,15 +5,11 @@
 #ifndef TEXTRENDERER_TEXTRENDERER_H
 #define TEXTRENDERER_TEXTRENDERER_H
 
-#define BOLD 0b001
-#define ITALICS 0b010
-#define UNDERLINE 0b100
-
-#include <string>
-#include <Color.hpp>
-#include <vkvm.hpp>
-#include <iostream>
 #include "Font.h"
+#include <Color.hpp>
+#include <iostream>
+#include <string>
+#include <vkvm.hpp>
 
 /**
  * @author: Yajie Qi, Shaohua Tong

test/test_bitmap.cpp

@@ -1,6 +1,6 @@
+#include "../src/Bitmap.h"
+#include "../src/Font.h"
 #include <catch2/catch.hpp>
-#include "Bitmap.h"
-#include "Font.h"
 
 TEST_CASE("default values") {
     Bitmap bitmap = Bitmap();
@@ -20,7 +20,7 @@ TEST_CASE("Font") {
     Font font("../res/font1.bmp", "../res/font1.toml");
     REQUIRE(font.width() == 5);
     REQUIRE(font.height() == 7);
-    REQUIRE(!font.getPixel('a', 1,1));
+    REQUIRE_FALSE(font.getPixel('a', 1,1));
     REQUIRE(font.getPixel('a', 1,2));
 }