skelet

CMakeLists.txt

@@ -23,6 +23,7 @@ add_executable(SortLab
     src/Sorter.cpp
     src/UI.cpp
     src/OperationsHistory.cpp
+    src/ProgressMap.cpp
     src/sorters/BubbleSorter.cpp
     src/sorters/SelectionSorter.cpp
     src/sorters/InsertionSorter.cpp

include/App.hpp

@@ -6,6 +6,7 @@
 #include "Sorter.hpp"
 #include "UI.hpp"
 #include "OperationsHistory.hpp"
+#include "ProgressMap.hpp"
 
 class App {
 public:
@@ -16,7 +17,7 @@ private:
     void handleEvents();
     void update(float dt);
     void render();
-    void renderHistogram();
+    void renderDeltaHistogram();
     void switchSorter(std::unique_ptr<Sorter> newSorter);
     void generateBeepSound();
     void playBeep(float pitch);
@@ -26,6 +27,7 @@ private:
     std::unique_ptr<Sorter> currentSorter_;
     UI ui_;
     OperationsHistory opsHistory_;
+    ProgressMap progressMap_;
     bool isPlaying_;
     float timeSinceLastStep_;
     int stepsPerFrame_;
@@ -41,6 +43,7 @@ private:
     size_t lastComparisons_;
     size_t lastSwaps_;
     
-    sf::Font histogramFont_;
+    sf::Font bottomPanelFont_;
-    bool histogramFontLoaded_;
+    bool bottomPanelFontLoaded_;
+    bool showInfo_;
 };

include/OperationsHistory.hpp

@@ -4,14 +4,15 @@
 
 class OperationsHistory {
 public:
-    OperationsHistory(size_t maxSamples = 300);
+    OperationsHistory(size_t maxSamples = 400);
     
-    void record(size_t comparisons);
+    void record(size_t currentComparisons);
     void reset();
-    const std::deque<size_t>& getHistory() const;
+    const std::deque<size_t>& getDeltaHistory() const;
-    size_t getMaxValue() const;
+    size_t getMaxDelta() const;
 
 private:
-    std::deque<size_t> compareHistory_;
+    std::deque<size_t> deltaHistory_;
     size_t maxSamples_;
+    size_t lastComparisons_;
 };

include/ProgressMap.hpp

@@ -0,0 +1,13 @@
+#pragma once
+#include <SFML/Graphics.hpp>
+#include "Array.hpp"
+
+class ProgressMap {
+public:
+    ProgressMap();
+    
+    void draw(sf::RenderWindow& window, const Array& array, sf::Font& font, bool fontLoaded);
+
+private:
+    sf::Color getColorForState(Array::State state) const;
+};

include/UI.hpp

@@ -9,6 +9,7 @@ public:
     
     void update(const Sorter& sorter, bool isPlaying, bool isFinished, int stepsPerFrame, const Array& array);
     void draw(sf::RenderWindow& window);
+    void drawInfoOverlay(sf::RenderWindow& window);
 
 private:
     sf::Font font_;

src/App.cpp

@@ -10,7 +10,8 @@ App::App()
     , array_(100)
     , currentSorter_(std::make_unique<BubbleSorter>())
     , ui_()
-    , opsHistory_(300)
+    , opsHistory_(400)
+    , progressMap_()
     , isPlaying_(false)
     , timeSinceLastStep_(0.0f)
     , stepsPerFrame_(1)
@@ -20,14 +21,15 @@ App::App()
     , sweepDelay_(0.005f)
     , lastComparisons_(0)
     , lastSwaps_(0)
-    , histogramFontLoaded_(false) {
+    , bottomPanelFontLoaded_(false)
+    , showInfo_(false) {
     window_.setFramerateLimit(60);
     generateBeepSound();
     beepSound_.setBuffer(beepBuffer_);
     beepSound_.setVolume(100.0f);
     
-    if (histogramFont_.loadFromFile("assets/fonts/JetBrainsMono-Regular.ttf")) {
+    if (bottomPanelFont_.loadFromFile("assets/fonts/JetBrainsMono-Regular.ttf")) {
-        histogramFontLoaded_ = true;
+        bottomPanelFontLoaded_ = true;
     }
 }
 
@@ -109,6 +111,10 @@ void App::handleEvents() {
                     window_.close();
                     break;
                     
+                case sf::Keyboard::I:
+                    showInfo_ = !showInfo_;
+                    break;
+                    
                 default:
                     break;
             }
@@ -182,8 +188,11 @@ void App::update(float dt) {
 void App::render() {
     window_.clear(sf::Color(10, 12, 20)); 
 
-    const float histogramHeight = 120.0f;
+    const float topUIHeight = 80.0f;
-    const float availableHeight = window_.getSize().y - histogramHeight;
+    const float bottomPanelHeight = 140.0f;
+    const float mainAreaTop = topUIHeight;
+    const float mainAreaBottom = window_.getSize().y - bottomPanelHeight;
+    const float mainAreaHeight = mainAreaBottom - mainAreaTop;
     
     float width = window_.getSize().x / static_cast<float>(array_.getSize());
     float maxVal = static_cast<float>(array_.getSize());
@@ -191,9 +200,9 @@ void App::render() {
     sf::VertexArray vertices(sf::Quads);
 
     for (int i = 0; i < array_.getSize(); ++i) {
-        float height = (array_.getValue(i) / maxVal) * (availableHeight * 0.75f);
+        float height = (array_.getValue(i) / maxVal) * (mainAreaHeight * 0.9f);
         float x = i * width;
-        float y = availableHeight - height;
+        float y = mainAreaBottom - height;
         
         sf::Color barColor;
         bool useGradient = false;
@@ -230,51 +239,71 @@ void App::render() {
                 static_cast<sf::Uint8>(bottomColor.b + (topColor.b - bottomColor.b) * normalizedValue * 0.6f)
             );
             
-            vertices.append(sf::Vertex(sf::Vector2f(x, availableHeight), gradientBottom));
+            vertices.append(sf::Vertex(sf::Vector2f(x, mainAreaBottom), gradientBottom));
-            vertices.append(sf::Vertex(sf::Vector2f(x + width - 1.0f, availableHeight), gradientBottom));
+            vertices.append(sf::Vertex(sf::Vector2f(x + width - 1.0f, mainAreaBottom), gradientBottom));
             vertices.append(sf::Vertex(sf::Vector2f(x + width - 1.0f, y), gradientTop));
             vertices.append(sf::Vertex(sf::Vector2f(x, y), gradientTop));
         } else {
-            vertices.append(sf::Vertex(sf::Vector2f(x, availableHeight), barColor));
+            vertices.append(sf::Vertex(sf::Vector2f(x, mainAreaBottom), barColor));
-            vertices.append(sf::Vertex(sf::Vector2f(x + width - 1.0f, availableHeight), barColor));
+            vertices.append(sf::Vertex(sf::Vector2f(x + width - 1.0f, mainAreaBottom), barColor));
             vertices.append(sf::Vertex(sf::Vector2f(x + width - 1.0f, y), barColor));
             vertices.append(sf::Vertex(sf::Vector2f(x, y), barColor));
         }
     }
 
     window_.draw(vertices);
-    renderHistogram();
+    
+    sf::RectangleShape separator(sf::Vector2f(window_.getSize().x, 1.0f));
+    separator.setPosition(0.0f, mainAreaBottom);
+    separator.setFillColor(sf::Color(40, 45, 60));
+    window_.draw(separator);
+    
+    renderDeltaHistogram();
+    progressMap_.draw(window_, array_, bottomPanelFont_, bottomPanelFontLoaded_);
+    
+    sf::RectangleShape verticalSeparator(sf::Vector2f(1.0f, bottomPanelHeight));
+    verticalSeparator.setPosition(1066.0f, mainAreaBottom);
+    verticalSeparator.setFillColor(sf::Color(40, 45, 60));
+    window_.draw(verticalSeparator);
+    
     ui_.draw(window_);
     
+    if (showInfo_) {
+        ui_.drawInfoOverlay(window_);
+    }
+    
     window_.display();
 }
 
-void App::renderHistogram() {
+void App::renderDeltaHistogram() {
-    const float histogramHeight = 120.0f;
+    const float startX = 0.0f;
-    const float histogramY = window_.getSize().y - histogramHeight;
+    const float startY = 760.0f;
+    const float width = 1066.0f;
+    const float height = 140.0f;
     
-    sf::RectangleShape background(sf::Vector2f(window_.getSize().x, histogramHeight));
+    sf::RectangleShape background(sf::Vector2f(width, height));
-    background.setPosition(0.0f, histogramY);
+    background.setPosition(startX, startY);
-    background.setFillColor(sf::Color(15, 18, 30));
+    background.setFillColor(sf::Color(12, 15, 25));
     window_.draw(background);
     
-    const auto& history = opsHistory_.getHistory();
+    const auto& deltaHistory = opsHistory_.getDeltaHistory();
     
-    if (!history.empty()) {
+    if (!deltaHistory.empty()) {
-        size_t maxValue = opsHistory_.getMaxValue();
+        size_t maxDelta = opsHistory_.getMaxDelta();
-        if (maxValue == 0) maxValue = 1;
+        if (maxDelta == 0) maxDelta = 1;
         
-        float barWidth = window_.getSize().x / 300.0f;
+        float barWidth = width / 400.0f;
+        float availableHeight = height - 25.0f;
         sf::VertexArray histogramBars(sf::Quads);
         
-        for (size_t i = 0; i < history.size(); ++i) {
+        for (size_t i = 0; i < deltaHistory.size(); ++i) {
-            float barHeight = (static_cast<float>(history[i]) / static_cast<float>(maxValue)) * (histogramHeight - 30.0f);
+            float barHeight = (static_cast<float>(deltaHistory[i]) / static_cast<float>(maxDelta)) * availableHeight;
-            float x = i * barWidth;
+            float x = startX + i * barWidth;
-            float y = histogramY + histogramHeight - barHeight - 5.0f;
+            float y = startY + height - barHeight;
             
-            float normalizedValue = static_cast<float>(history[i]) / static_cast<float>(maxValue);
+            float normalizedValue = static_cast<float>(deltaHistory[i]) / static_cast<float>(maxDelta);
-            sf::Color lowColor(0, 120, 255);
+            sf::Color lowColor(0, 80, 200);
-            sf::Color highColor(0, 220, 255);
+            sf::Color highColor(0, 240, 255);
             
             sf::Color barColor(
                 static_cast<sf::Uint8>(lowColor.r + (highColor.r - lowColor.r) * normalizedValue),
@@ -282,8 +311,8 @@ void App::renderHistogram() {
                 static_cast<sf::Uint8>(lowColor.b + (highColor.b - lowColor.b) * normalizedValue)
             );
             
-            histogramBars.append(sf::Vertex(sf::Vector2f(x, histogramY + histogramHeight - 5.0f), barColor));
+            histogramBars.append(sf::Vertex(sf::Vector2f(x, startY + height), barColor));
-            histogramBars.append(sf::Vertex(sf::Vector2f(x + barWidth, histogramY + histogramHeight - 5.0f), barColor));
+            histogramBars.append(sf::Vertex(sf::Vector2f(x + barWidth, startY + height), barColor));
             histogramBars.append(sf::Vertex(sf::Vector2f(x + barWidth, y), barColor));
             histogramBars.append(sf::Vertex(sf::Vector2f(x, y), barColor));
         }
@@ -291,13 +320,18 @@ void App::renderHistogram() {
         window_.draw(histogramBars);
     }
     
-    if (histogramFontLoaded_) {
+    sf::RectangleShape baseline(sf::Vector2f(width, 1.0f));
+    baseline.setPosition(startX, startY + height - 1.0f);
+    baseline.setFillColor(sf::Color(60, 70, 90));
+    window_.draw(baseline);
+    
+    if (bottomPanelFontLoaded_) {
         sf::Text label;
-        label.setFont(histogramFont_);
+        label.setFont(bottomPanelFont_);
-        label.setString("Comparisons over time");
+        label.setString("Delta Comparisons / step");
-        label.setCharacterSize(14);
+        label.setCharacterSize(13);
         label.setFillColor(sf::Color(180, 180, 180));
-        label.setPosition(10.0f, histogramY + 5.0f);
+        label.setPosition(startX + 10.0f, startY + 5.0f);
         window_.draw(label);
     }
 }

src/OperationsHistory.cpp

@@ -2,29 +2,36 @@
 #include <algorithm>
 
 OperationsHistory::OperationsHistory(size_t maxSamples) 
-    : maxSamples_(maxSamples) {
+    : maxSamples_(maxSamples), lastComparisons_(0) {
 }
 
-void OperationsHistory::record(size_t comparisons) {
+void OperationsHistory::record(size_t currentComparisons) {
-    compareHistory_.push_back(comparisons);
+    size_t delta = 0;
+    if (currentComparisons >= lastComparisons_) {
+        delta = currentComparisons - lastComparisons_;
+    }
     
-    if (compareHistory_.size() > maxSamples_) {
+    deltaHistory_.push_back(delta);
-        compareHistory_.pop_front();
+    lastComparisons_ = currentComparisons;
+    
+    if (deltaHistory_.size() > maxSamples_) {
+        deltaHistory_.pop_front();
     }
 }
 
 void OperationsHistory::reset() {
-    compareHistory_.clear();
+    deltaHistory_.clear();
+    lastComparisons_ = 0;
 }
 
-const std::deque<size_t>& OperationsHistory::getHistory() const {
+const std::deque<size_t>& OperationsHistory::getDeltaHistory() const {
-    return compareHistory_;
+    return deltaHistory_;
 }
 
-size_t OperationsHistory::getMaxValue() const {
+size_t OperationsHistory::getMaxDelta() const {
-    if (compareHistory_.empty()) {
+    if (deltaHistory_.empty()) {
         return 1;
     }
     
-    return *std::max_element(compareHistory_.begin(), compareHistory_.end());
+    return *std::max_element(deltaHistory_.begin(), deltaHistory_.end());
 }

src/ProgressMap.cpp

@@ -0,0 +1,82 @@
+#include "ProgressMap.hpp"
+#include <cmath>
+
+ProgressMap::ProgressMap() {
+}
+
+void ProgressMap::draw(sf::RenderWindow& window, const Array& array, sf::Font& font, bool fontLoaded) {
+    const float startX = 1066.0f;
+    const float startY = 760.0f;
+    const float width = 534.0f;
+    const float height = 140.0f;
+    
+    sf::RectangleShape background(sf::Vector2f(width, height));
+    background.setPosition(startX, startY);
+    background.setFillColor(sf::Color(12, 15, 25));
+    window.draw(background);
+    
+    if (fontLoaded) {
+        sf::Text label;
+        label.setFont(font);
+        label.setString("Progress Map");
+        label.setCharacterSize(13);
+        label.setFillColor(sf::Color(180, 180, 180));
+        label.setPosition(startX + 10.0f, startY + 5.0f);
+        window.draw(label);
+    }
+    
+    int arraySize = array.getSize();
+    int cols = static_cast<int>(std::sqrt(arraySize));
+    int rows = (arraySize + cols - 1) / cols;
+    
+    float availableWidth = width - 20.0f;
+    float availableHeight = height - 30.0f;
+    
+    float squareSizeW = availableWidth / static_cast<float>(cols);
+    float squareSizeH = availableHeight / static_cast<float>(rows);
+    float squareSize = std::min(squareSizeW, squareSizeH);
+    
+    if (squareSize < 1.0f) squareSize = 1.0f;
+    
+    float gridWidth = cols * squareSize;
+    float gridHeight = rows * squareSize;
+    float offsetX = startX + (width - gridWidth) * 0.5f;
+    float offsetY = startY + 30.0f + (availableHeight - gridHeight) * 0.5f;
+    
+    sf::VertexArray squares(sf::Quads);
+    
+    for (int i = 0; i < arraySize; ++i) {
+        int col = i % cols;
+        int row = i / cols;
+        
+        float x = offsetX + col * squareSize;
+        float y = offsetY + row * squareSize;
+        
+        sf::Color color = getColorForState(array.getState(i));
+        
+        float gap = 1.0f;
+        float actualSize = squareSize - gap;
+        
+        squares.append(sf::Vertex(sf::Vector2f(x, y), color));
+        squares.append(sf::Vertex(sf::Vector2f(x + actualSize, y), color));
+        squares.append(sf::Vertex(sf::Vector2f(x + actualSize, y + actualSize), color));
+        squares.append(sf::Vertex(sf::Vector2f(x, y + actualSize), color));
+    }
+    
+    window.draw(squares);
+}
+
+sf::Color ProgressMap::getColorForState(Array::State state) const {
+    switch (state) {
+        case Array::State::NORMAL:
+            return sf::Color(100, 120, 150);
+        case Array::State::COMPARE:
+            return sf::Color(0, 220, 255);
+        case Array::State::SWAP:
+            return sf::Color(255, 120, 30);
+        case Array::State::SORTED:
+            return sf::Color(50, 220, 120);
+        default:
+            return sf::Color(100, 120, 150);
+    }
+}

src/UI.cpp

@@ -1,3 +1,4 @@
+#pragma execution_character_set("utf-8")
 #include "UI.hpp"
 #include <iostream>
 
@@ -86,7 +87,25 @@ void UI::draw(sf::RenderWindow& window) {
         return;
     }
     
-    float leftWidth = 350.0f;
+    float maxWidth = 0.0f;
+    
+    sf::FloatRect algoBounds = algorithmText_.getLocalBounds();
+    sf::FloatRect stateBounds = stateText_.getLocalBounds();
+    sf::FloatRect timeBounds = timeComplexityText_.getLocalBounds();
+    sf::FloatRect spaceBounds = spaceComplexityText_.getLocalBounds();
+    sf::FloatRect compBounds = comparisonsText_.getLocalBounds();
+    sf::FloatRect swapBounds = swapsText_.getLocalBounds();
+    sf::FloatRect speedBounds = speedText_.getLocalBounds();
+    
+    maxWidth = std::max(maxWidth, algoBounds.width);
+    maxWidth = std::max(maxWidth, stateBounds.width);
+    maxWidth = std::max(maxWidth, timeBounds.width);
+    maxWidth = std::max(maxWidth, spaceBounds.width);
+    maxWidth = std::max(maxWidth, compBounds.width);
+    maxWidth = std::max(maxWidth, swapBounds.width);
+    maxWidth = std::max(maxWidth, speedBounds.width);
+    
+    float leftWidth = maxWidth + 24.0f;
     float leftHeight = 215.0f;
     leftBackground_.setSize(sf::Vector2f(leftWidth, leftHeight));
     leftBackground_.setPosition(5.0f, 5.0f);
@@ -113,3 +132,160 @@ void UI::draw(sf::RenderWindow& window) {
     window.draw(speedText_);
     window.draw(controlsText_);
 }
+
+void UI::drawInfoOverlay(sf::RenderWindow& window) {
+    if (!fontLoaded_) {
+        return;
+    }
+    
+    auto toSfStr = [](const char* utf8) -> sf::String {
+        std::string s(utf8);
+        return sf::String::fromUtf8(s.begin(), s.end());
+    };
+    
+    float windowWidth = static_cast<float>(window.getSize().x);
+    float windowHeight = static_cast<float>(window.getSize().y);
+    
+    sf::RectangleShape overlay(sf::Vector2f(windowWidth, windowHeight));
+    overlay.setPosition(0.0f, 0.0f);
+    overlay.setFillColor(sf::Color(8, 10, 18, 230));
+    window.draw(overlay);
+    
+    sf::Text title;
+    title.setFont(font_);
+    title.setCharacterSize(36);
+    title.setFillColor(sf::Color::White);
+    title.setString(toSfStr(u8"SortLab — визуализатор алгоритмов сортировки"));
+    
+    sf::Text subtitle;
+    subtitle.setFont(font_);
+    subtitle.setCharacterSize(18);
+    subtitle.setFillColor(sf::Color(160, 160, 160));
+    subtitle.setString(toSfStr(u8"Учебный инструмент для наглядного изучения алгоритмов сортировки"));
+    
+    sf::Text section1;
+    section1.setFont(font_);
+    section1.setCharacterSize(20);
+    section1.setFillColor(sf::Color(0, 220, 255));
+    section1.setString(toSfStr(u8"О программе"));
+    
+    sf::Text body1;
+    body1.setFont(font_);
+    body1.setCharacterSize(16);
+    body1.setFillColor(sf::Color(200, 200, 200));
+    body1.setString(toSfStr(u8"SortLab визуализирует работу алгоритмов сортировки в реальном времени.\nКаждый столбик — это элемент массива. Высота = значение элемента.\nЦвета: серый — обычный, голубой — сравнение, оранжевый — перестановка, зелёный — готово."));
+    
+    sf::Text section2;
+    section2.setFont(font_);
+    section2.setCharacterSize(20);
+    section2.setFillColor(sf::Color(0, 220, 255));
+    section2.setString(toSfStr(u8"Алгоритмы и сложность"));
+    
+    sf::Text body2;
+    body2.setFont(font_);
+    body2.setCharacterSize(16);
+    body2.setFillColor(sf::Color(200, 200, 200));
+    body2.setString(toSfStr(u8"[1] Bubble Sort      Время: O(n²) / O(n²) / O(n²)         Память: O(1)\n[2] Selection Sort   Время: O(n²) / O(n²) / O(n²)         Память: O(1)\n[3] Insertion Sort   Время: O(n) / O(n²) / O(n²)          Память: O(1)\n[4] Merge Sort       Время: O(n log n) / O(n log n) / ...  Память: O(n)\n[5] Quick Sort       Время: O(n log n) / O(n log n) / ...  Память: O(log n)"));
+    
+    sf::Text section3;
+    section3.setFont(font_);
+    section3.setCharacterSize(20);
+    section3.setFillColor(sf::Color(0, 220, 255));
+    section3.setString(toSfStr(u8"Δ Гистограмма (внизу слева)"));
+    
+    sf::Text body3;
+    body3.setFont(font_);
+    body3.setCharacterSize(16);
+    body3.setFillColor(sf::Color(200, 200, 200));
+    body3.setString(toSfStr(u8"Показывает количество сравнений на каждом шаге сортировки.\nВысокий пик = много сравнений за один шаг.\nBubble Sort даёт ровную линию, Quick Sort — резкие пики в начале."));
+    
+    sf::Text section4;
+    section4.setFont(font_);
+    section4.setCharacterSize(20);
+    section4.setFillColor(sf::Color(0, 220, 255));
+    section4.setString(toSfStr(u8"Карта прогресса (внизу справа)"));
+    
+    sf::Text body4;
+    body4.setFont(font_);
+    body4.setCharacterSize(16);
+    body4.setFillColor(sf::Color(200, 200, 200));
+    body4.setString(toSfStr(u8"Миниатюрная копия всего массива в виде сетки цветных квадратиков.\nПозволяет видеть глобальный прогресс сортировки даже при большом массиве.\nЗелёные квадраты = отсортированные элементы."));
+    
+    sf::Text footer;
+    footer.setFont(font_);
+    footer.setCharacterSize(15);
+    footer.setFillColor(sf::Color(100, 100, 100));
+    footer.setString(toSfStr(u8"Нажми [I] чтобы закрыть  |  [Q] выход  |  [Space] старт/пауза  |  [R] перемешать"));
+    
+    float totalHeight = 0.0f;
+    totalHeight += title.getLocalBounds().height + 10.0f;
+    totalHeight += subtitle.getLocalBounds().height + 30.0f;
+    totalHeight += section1.getLocalBounds().height + 6.0f;
+    totalHeight += body1.getLocalBounds().height + 24.0f;
+    totalHeight += section2.getLocalBounds().height + 6.0f;
+    totalHeight += body2.getLocalBounds().height + 24.0f;
+    totalHeight += section3.getLocalBounds().height + 6.0f;
+    totalHeight += body3.getLocalBounds().height + 24.0f;
+    totalHeight += section4.getLocalBounds().height + 6.0f;
+    totalHeight += body4.getLocalBounds().height + 30.0f;
+    totalHeight += footer.getLocalBounds().height;
+    
+    float startY = (windowHeight - totalHeight) * 0.5f;
+    if (startY < 20.0f) startY = 20.0f;
+    
+    float currentY = startY;
+    
+    sf::FloatRect titleBounds = title.getLocalBounds();
+    title.setPosition((windowWidth - titleBounds.width) * 0.5f, currentY);
+    window.draw(title);
+    currentY += titleBounds.height + 10.0f;
+    
+    sf::FloatRect subtitleBounds = subtitle.getLocalBounds();
+    subtitle.setPosition((windowWidth - subtitleBounds.width) * 0.5f, currentY);
+    window.draw(subtitle);
+    currentY += subtitleBounds.height + 30.0f;
+    
+    sf::FloatRect section1Bounds = section1.getLocalBounds();
+    section1.setPosition((windowWidth - section1Bounds.width) * 0.5f, currentY);
+    window.draw(section1);
+    currentY += section1Bounds.height + 6.0f;
+    
+    sf::FloatRect body1Bounds = body1.getLocalBounds();
+    body1.setPosition((windowWidth - body1Bounds.width) * 0.5f, currentY);
+    window.draw(body1);
+    currentY += body1Bounds.height + 24.0f;
+    
+    sf::FloatRect section2Bounds = section2.getLocalBounds();
+    section2.setPosition((windowWidth - section2Bounds.width) * 0.5f, currentY);
+    window.draw(section2);
+    currentY += section2Bounds.height + 6.0f;
+    
+    sf::FloatRect body2Bounds = body2.getLocalBounds();
+    body2.setPosition((windowWidth - body2Bounds.width) * 0.5f, currentY);
+    window.draw(body2);
+    currentY += body2Bounds.height + 24.0f;
+    
+    sf::FloatRect section3Bounds = section3.getLocalBounds();
+    section3.setPosition((windowWidth - section3Bounds.width) * 0.5f, currentY);
+    window.draw(section3);
+    currentY += section3Bounds.height + 6.0f;
+    
+    sf::FloatRect body3Bounds = body3.getLocalBounds();
+    body3.setPosition((windowWidth - body3Bounds.width) * 0.5f, currentY);
+    window.draw(body3);
+    currentY += body3Bounds.height + 24.0f;
+    
+    sf::FloatRect section4Bounds = section4.getLocalBounds();
+    section4.setPosition((windowWidth - section4Bounds.width) * 0.5f, currentY);
+    window.draw(section4);
+    currentY += section4Bounds.height + 6.0f;
+    
+    sf::FloatRect body4Bounds = body4.getLocalBounds();
+    body4.setPosition((windowWidth - body4Bounds.width) * 0.5f, currentY);
+    window.draw(body4);
+    currentY += body4Bounds.height + 30.0f;
+    
+    sf::FloatRect footerBounds = footer.getLocalBounds();
+    footer.setPosition((windowWidth - footerBounds.width) * 0.5f, currentY);
+    window.draw(footer);
+}