Added button handle event

CMakeLists.txt

@@ -30,13 +30,16 @@ set(SOURCE_FILES
     src/input/InputManager.cpp
     src/scenes/base/SceneManager.cpp
     src/scenes/gameplay/GameScene.cpp
+    src/scenes/menu/MainMenuScene.cpp
     src/graphics/GameRenderer.cpp
     src/graphics/CoordinateConverter.cpp
     src/utils/CoordinateTools.cpp
     src/graphics/font/FontManager.cpp
     src/graphics/font/TextRenderer.cpp
     src/ui/components/Button.cpp
+    src/ui/components/Label.cpp
     src/ui/managers/GameUIManager.cpp
+    src/ui/managers/MainMenuUIManager.cpp
     src/graphics/ui/UIRenderer.cpp
 )
 

src/ui/base/UIComponent.h

@@ -1,6 +1,6 @@
 #pragma once
 #include <SDL3/SDL.h>
-
+#include <string>
 /**
  * @brief UI组件抽象基类
  * 
@@ -71,10 +71,26 @@ public:
      */
     bool isEnabled() const { return m_isEnabled; }
 
+    /** 
+     * @brief 获取组件名称的哈希值
+     * @return 组件名称的哈希值
+     */
+    size_t getNameHash() const {
+        return std::hash<std::string>{}(m_name);
+    }
+
+    /**
+     * @brief 设置组件名称
+     * @param name 组件名称字符串
+     */
+    void setName(const std::string& name) {
+        m_name = name;
+    }
+
 protected:
     UIComponent() = default;
     SDL_FRect m_rect = {0.0f, 0.0f, 0.0f, 0.0f};    ///< 组件位置和尺寸
     bool m_isVisible = true;                      ///< 可见性标志
     bool m_isEnabled = true;                      ///< 启用标志
-
+    std::string m_name;                           ///< 组件名称
 };

src/ui/base/UIRenderData.h

@@ -13,8 +13,22 @@ struct ButtonData
     SDL_Color borderColor;
 };
 
+struct LabelData
+{
+    std::string text;
+    
+    TextStyle textstytle;
+    SDL_FRect rect;
+    SDL_Color backgroundColor;
+
+    int borderThickness;
+    SDL_Color borderColor;
+};
+
+
 // 可以通过索引方式实现，及直接传递Button指针, 在UIRender里面调用getData
 struct UIRenderData
 {
     std::vector<ButtonData> buttons;
+    std::vector<LabelData> labels;
 };

src/ui/components/Button.cpp

@@ -1,15 +1,25 @@
 #include "Button.h"
+#include "graphics/font/TextRenderer.h"
 
 Button::Button()
-                                                                     
 {
 
 }
 
+Button::Button(TextRenderer* textRenderer) : m_textRenderer(textRenderer) {
+}
 
 void Button::setText(const std::string& text, TextStyle style) {
     m_buttonData.text = text;
     m_buttonData.textstytle = style;
+
+    // 如果提供了 TextRenderer，则立即测量文本并更新控件尺寸
+    if (m_textRenderer) {
+        auto [w, h] = m_textRenderer->getTextSize(text, style);
+        m_rect.w = static_cast<float>(w);
+        m_rect.h = static_cast<float>(h);
+        m_buttonData.rect = m_rect;
+    }
 }
 
 void Button::setBackgroundColor(SDL_Color normal) {
@@ -22,9 +32,23 @@ void Button::setBorder(int thickness, SDL_Color color) {
 }
 
 
+void Button::setCallback(std::function<void()> callback) {
+    m_callback = callback;
+}
+
 void Button::update(float deltaTime) {
 
 }
+void Button::handleCilck(int x, int y) {
+
+    if (m_callback && m_isEnabled && m_isVisible) {
+        //SDL_Log("rect x: %f, y: %f, w: %f, h: %f", m_rect.x, m_rect.y, m_rect.w, m_rect.h);
+        if (x >= m_rect.x && x <= m_rect.x + m_rect.w &&
+            y >= m_rect.y && y <= m_rect.y + m_rect.h) {
+            m_callback();
+        }
+    }
+}
 
 
 

src/ui/components/Button.h

@@ -1,9 +1,17 @@
 #pragma once
 #include "ui/base/UIRenderData.h"
 #include "ui/base/UIComponent.h"
+#include <memory>
+
+// 前向声明，避免在头文件包含过多实现细节
+class TextRenderer;
+#include <functional>
 class Button : public UIComponent{
 public:
+    // 默认构造（不进行自动测量）
     Button();
+    // 可以传入 TextRenderer 指针以便在 setText 时立即计算文字尺寸并更新 rect
+    explicit Button(TextRenderer* textRenderer);
     ~Button() override = default;
 
     // 实现UIComponent接口
@@ -31,18 +39,28 @@ public:
      */
     void setBorder(int thickness, SDL_Color color);
 
+    void setCallback(std::function<void()> callback);
 
     ButtonData& getButtonDate() {
         m_buttonData.rect = m_rect;
         return m_buttonData;
     }
 
+    /**
+     * @brief 处理点击事件
+     * @param x 点击位置的X坐标
+     * @param y 点击位置的Y坐标
+     */
+    void handleCilck(int x, int y);
+
 private:
 
     
             
-    
+    std::function<void()> m_callback;
     ButtonData m_buttonData;
+    // 用于在 setText 时测量文本尺寸（非拥有）
+    TextRenderer* m_textRenderer = nullptr;
 
     
 };

src/ui/managers/GameUIManager.cpp

@@ -1,8 +1,9 @@
 #include "GameUIManager.h"
-
-GameUIManager::GameUIManager()
+#include "utils/CoordinateTools.h"
+GameUIManager::GameUIManager(SDL_Renderer* renderer, TextRenderer* textRenderer)
 {
-
+    m_renderer = renderer;
+    m_textRenderer = textRenderer;
 }
 
 GameUIManager::~GameUIManager() {
@@ -10,14 +11,20 @@ GameUIManager::~GameUIManager() {
 }
 
 void GameUIManager::init() {
-    auto button = std::make_unique<Button>();
+    auto button = std::make_unique<Button>(m_textRenderer);
     button->setBackgroundColor({255, 100, 0, 255});
     button->setBorder(2, {0, 0, 0, 255});
     button->setPosition(20, 20);
     button->setEnabled(true);
     button->setVisible(true);
     button->setText("hello,world!!", {"SourceHanSansSC-Regular.otf", 48, {0, 0, 0, 255}});
-    m_buttons.push_back(std::move(button));
+    button->setName("TestButton");
+    m_buttons.emplace(button->getNameHash(), std::move(button));
+    auto label = std::make_unique<Label>();
+    label->setPosition(1200, 20);
+    label->setText("0 0", {"SourceHanSansSC-Regular.otf", 48, {0, 0, 0, 255}});
+    label->setName("MousePositionLabel");
+    m_labels.emplace(label->getNameHash(), std::move(label));
 }
 
 
@@ -32,12 +39,31 @@ void GameUIManager::CollectRenderData() {
     //SDL_Log("CollectRenderData called. buttons count = %zu", m_buttons.size());
     // 清理上一帧的数据
     m_uiRenderData.buttons.clear();
+    m_uiRenderData.labels.clear();
     //SDL_Log("collect data\n");
     for (auto& button : m_buttons) {
-        if(!button->isVisible()) {
+        if(!button.second->isVisible()) {
             continue;
     
         }
-        m_uiRenderData.buttons.push_back(button->getButtonDate());
+        m_uiRenderData.buttons.push_back(button.second->getButtonDate());
+    }
+
+    for (auto& label : m_labels) {
+        if(!label.second->isVisible()) {
+            continue;
+    
+        }
+        m_uiRenderData.labels.push_back(label.second->getLabelDate());
     }
 }
+
+void GameUIManager::UpdateMousePositon(float x, float y) {
+    
+    auto logicalPos = physicalToLogical(static_cast<float>(x), static_cast<float>(y), m_renderer);
+    int lx = logicalPos.first;
+    int ly = logicalPos.second;
+    std::string pos = std::to_string(lx) + " " + std::to_string(ly);
+    
+    m_labels[makeHash("MousePositionLabel")]->setText(pos);
+}

src/ui/managers/GameUIManager.h

@@ -1,17 +1,12 @@
 #pragma once
-#include <SDL3/SDL.h>
-#include <SDL3_ttf/SDL_ttf.h>
-#include "ui/components/Button.h"
-#include "ui/base/UIRenderData.h"
-#include <memory>
-#include <vector>
-class GameUIManager {
-private:
-    std::vector<std::unique_ptr<Button>> m_buttons;
-    UIRenderData m_uiRenderData;
+#include "ui/base/IUIManager.h"
 
+class GameUIManager : public IUIManager {
+private:
+    
 public:
-    GameUIManager();
+    GameUIManager(SDL_Renderer* renderer, TextRenderer* textRenderer);
+    
     ~GameUIManager();
 
     void init();
@@ -19,4 +14,6 @@ public:
     const UIRenderData& getUIRenderData();
     // 收集渲染数据
     void CollectRenderData();
+
+    void UpdateMousePositon(float x, float y);
 };