.gitmodules

@@ -1,3 +0,0 @@
-[submodule "deps/SFML"]
-	path = deps/SFML
-	url = https://github.com/SFML/SFML.git

CMakeLists.txt

@@ -3,15 +3,17 @@ project(SFTK LANGUAGES CXX)
 
 set(CXX_STANDARD_REQUIRED 23)
 
-add_subdirectory(./deps/SFML)
+include(FetchContent)
+FetchContent_Declare(SFML
+    GIT_REPOSITORY https://github.com/SFML/SFML.git
+    GIT_TAG 2.6.x)
+FetchContent_MakeAvailable(SFML)
 
 set(ROOT src/)
 set(CONTAINER src/containers)
 
 set(SOURCES ${SOURCES} ${ROOT}/window.cpp)
-set(SOURCES ${SOURCES} ${ROOT}/font.cpp)
 set(SOURCES ${SOURCES} ${CONTAINER}/container.cpp)
-set(SOURCES ${SOURCES} ${CONTAINER}/label.cpp)
 
 add_library(sftk SHARED ${SOURCES})
 target_link_libraries(sftk PUBLIC sfml-graphics sfml-audio sfml-network)

demo/demo1.cpp

@@ -5,9 +5,15 @@
 int main()
 {
     auto &window = sftk::Window::create(800, 600, L"demo1");
-    window.setBackgroudColor(sf::Color::White);
+    auto container = sftk::Container::create(vec(100.f, 100.f), vec(400.f, 400.f), window.getRoot());
-    auto &label = sftk::Label::create(L"hello SFTK.", sftk::Font("../demo/SarasaUiSC-Regular.ttf", "", 18));
+    container->setBackgroudColor(sf::Color::White);
-    label.setColor(sf::Color::Black);
+    container->registerEvent(
-    label.setPosition(vec(100.f, 100.f));
+        sftk::EventType::MouseDragged,
+        std::function(
+            [](sf::Vector2f start, sf::Vector2f now, sf::Mouse::Button button)
+            { std::cout << "(" << start.x << "," << start.y << ")"
+                        << "->(" << now.x << "," << now.y << ")"
+                        << "|" << button
+                        << std::endl; }));
     window.exec();
 }

deps/SFML

@@ -1 +0,0 @@
-Subproject commit 69ea0cd863aed1d4092b970b676924a716ff718b

include/containers/container.hpp

@@ -2,7 +2,6 @@
 #define CONTAINER_HPP
 
 #include <vector>
-#include <map>
 #include <memory>
 #include <functional>
 
@@ -26,38 +25,35 @@ namespace sftk
 
         void setParent(pContainer parent);
         void setPosition(sf::Vector2f pos = sf::Vector2f(0, 0));
-        void setSize(sf::Vector2f size);
+        void setSize(sf::Vector2f pos);
+        void setBackgroudColor(sf::Color color);
 
-        pContainer asContainer() const;
         pContainer getParent() const;
         const sf::Vector2f &getPosition() const;
         const sf::Vector2f &getSize() const;
-        const sf::View &getView() const;
         sf::FloatRect getGlobalBouds() const;
 
         virtual bool isRoot() const;
         virtual bool hasInternalChange() const;
 
-        void update(sf::RenderWindow &window) const;
+        virtual void update() const;
 
+    public: // Event hadler register functions
         template <class T>
         void registerEvent(EventType type, std::function<T> handler);
 
     public: // Static and operators
-        static pContainer getRoot(pContainer p = nullptr);
+        static pContainer getRoot(Container *p = nullptr);
 
         friend bool sftk::operator==(pContainer &shp, Container *rawp);
 
     protected: // Must be overrided by child classes
         Container(pContainer parent = nullptr);
         Container(sf::Vector2f pos, sf::Vector2f size, pContainer parent = nullptr);
-        // Only call by sftk::Window::Window()
+        Container(sf::Vector2f pos, sf::Vector2f size, bool root);
-        Container(sf::Vector2f pos, sf::Vector2f size, bool root = false);
 
         virtual sf::RenderWindow &windowSFWindow();
 
-        virtual void draw(sf::RenderWindow &sfwindow) const;
-
         // The events bases on sfml's Event,
         // so the Window class must use this function to
         // pass event to the root container
@@ -65,26 +61,22 @@ namespace sftk
         // to process it as Event.
         void dispatchEvent(sf::Event &event);
 
-    private:
+    private: // For this class to use
-        uint64_t id;
-
         sf::RenderWindow &getSfWindow();
         // When this container did deal with the passed event
         // it returns true. On the oppsite case it returns false.
         bool dispatchEvent(Event &event);
 
         pContainer parent;
-        std::vector<pContainer> children;
+        std::vector<pContainer> childs;
         sf::Vector2f basepos;
         sf::Vector2f pos, size;
 
         sf::View view;
 
-        static const int64_t maxClickTime = 300;
+        sf::Color backgroudColor;
 
-        static thread_local uint64_t containerCounter;
+        static const int64_t maxClickTime = 300;
-        static thread_local std::map<uint64_t, pContainer> globalContainers;
-        static thread_local pContainer root;
 
     private: // Called on construction
         static void rootTest(Container *self);
@@ -133,13 +125,6 @@ namespace sftk
             HandlerNotMatched(Container *container);
             const char *what() const noexcept override;
         };
-
-        class ConstructorCalledIllegally : public SFTKException<Container>
-        {
-        public:
-            ConstructorCalledIllegally(Container *container);
-            const char *what() const noexcept override;
-        };
     };
 
 };

include/containers/label.hpp

@@ -1,45 +0,0 @@
-#ifndef LABLE_HPP
-#define LABLE_HPP
-
-#include <string>
-#include <vector>
-
-#include <font.hpp>
-#include <containers/container.hpp>
-
-namespace sftk
-{
-    class Label : public Container
-    {
-    public:
-        static Label &create(pContainer parent = nullptr);
-        static Label &create(sf::Vector2f pos, pContainer parent = nullptr);
-        static Label &create(std::wstring text, pContainer parent = nullptr);
-        static Label &create(Font font, pContainer parent = nullptr);
-        static Label &create(std::wstring text, Font font, pContainer parent = nullptr);
-
-        void setText(std::wstring text);
-        void setFont(Font font);
-        void setColor(sf::Color color);
-        void setSize(sf::Vector2f size) = delete;
-
-        const std::wstring &getText() const;
-        const Font &getFont() const;
-        sf::Color getColor() const;
-
-    protected:
-        Label(pContainer parent = nullptr);
-        Label(sf::Vector2f pos, pContainer parent = nullptr);
-
-        void draw(sf::RenderWindow &sfwindow) const;
-
-    private:
-        std::wstring text;
-        Font font;
-        sf::Color color;
-
-        std::vector<float> linesWidths;
-    };
-};
-
-#endif

include/exceptions.hpp

@@ -40,23 +40,17 @@ namespace sftk
          * @param msg exception message
          * @param len message length
          */
-        void formatAddress(char *msg, int len) const noexcept
+        void formatAddress(char *msg, int len) const
         {
-            auto ptr = reinterpret_cast<uintptr_t>(sftkObj);
+            std::stringstream ss;
-            while (--len >= 0)
+            ss << std::hex << std::setw(16) << std::setfill('0') << reinterpret_cast<uintptr_t>(sftkObj);
+            auto it = ss.str().begin();
+            for (int i = 0; i < len; i++)
             {
-                if (msg[len] == '*')
+                if (msg[i] == '*')
                 {
-                    auto bit = ptr-- & 0xf;
+                    msg[i] = *it;
-                    if (bit < 10)
+                    ++it;
-                    {
-                        bit += '0';
-                    }
-                    else
-                    {
-                        bit -= 10 - 'a';
-                    }
-                    msg[len] = bit;
                 }
             }
         }

include/font.hpp

@@ -1,40 +0,0 @@
-#ifndef FONT_HPP
-#define FONT_HPP
-
-#include <string>
-
-#include <SFML/Graphics.hpp>
-
-#include <exceptions.hpp>
-
-namespace sftk
-{
-    class Font
-    {
-    public:
-        Font();
-        Font(std::string font, std::string fallback, int size);
-
-        sf::Font font;
-        sf::Font fallback;
-        int size;
-
-    public:
-        class MainFontIsEmpty : public SFTKException<Font>
-        {
-        public:
-            MainFontIsEmpty(Font *font);
-            const char *what() const noexcept override;
-        };
-
-        class FailedToLoadFont : public SFTKException<Font>
-        {
-        public:
-            FailedToLoadFont(Font *font);
-            const char *what() const noexcept override;
-        };
-    };
-
-};
-
-#endif

include/sftk.hpp

@@ -4,7 +4,7 @@
 #include <gtypes.hpp>
 
 #include <window.hpp>
+
 #include <containers/container.hpp>
-#include <containers/label.hpp>
 
 #endif

include/window.hpp

@@ -28,9 +28,6 @@ namespace sftk
         void exec();
 
         void setSize(sf::Vector2u size);
-        void setBackgroudColor(sf::Color color);
-
-        const sf::Color &getBackgroundColor() const;
 
         bool isRoot() const;
 
@@ -48,7 +45,6 @@ namespace sftk
 
     private:
         std::unique_ptr<std::vector<sf::Vector2f>> v2f_dumpst;
-        sf::Color backgroud;
 
     public:
         class WindowMultipleConstructed : public SFTKException<Window>

src/containers/container.cpp

@@ -8,14 +8,11 @@
 
 using namespace sftk;
 
-thread_local uint64_t Container::containerCounter = 0;
+pContainer Container::getRoot(Container *p)
-thread_local std::map<uint64_t, pContainer> Container::globalContainers;
-thread_local pContainer Container::root = nullptr;
-
-pContainer Container::getRoot(pContainer p)
 {
+    static thread_local pContainer root;
     if (p)
-        root = p;
+        root.reset(p);
     return root;
 }
 
@@ -25,13 +22,8 @@ void Container::rootTest(Container *self)
         throw RootContainerNotPresent(self);
 }
 
-Container::Container(pContainer parent)
+Container::Container(pContainer parent) : parent(nullptr)
-    : parent(nullptr),
-      pos(vec(0.f, 0.f)),
-      size(vec(0.f, 0.f)),
-      view(vec(0.f, 0.f, 0.f, 0.f))
 {
-    id = containerCounter++;
     if (!parent.get())
     {
         Container::rootTest(this);
@@ -41,9 +33,7 @@ Container::Container(pContainer parent)
     {
         this->parent = parent;
     }
-    pContainer pthis(this);
+    this->parent->childs.push_back(pContainer(this));
-    globalContainers[id] = pthis;
-    this->parent->children.push_back(pthis);
     for (auto &p : lastMousePressPos)
         p = vec(-1.f, -1.f);
 }
@@ -52,9 +42,10 @@ Container::Container(sf::Vector2f pos, sf::Vector2f size, pContainer parent)
     : parent(nullptr),
       pos(pos),
       size(size),
-      view(vec(0.f, 0.f, size.x, size.y))
+      view(vec(0.f, 0.f, size.x, size.y)),
+      basepos(parent->basepos + parent->pos),
+      backgroudColor(sf::Color::Black)
 {
-    id = containerCounter++;
     if (!parent.get())
     {
         Container::rootTest(this);
@@ -64,10 +55,7 @@ Container::Container(sf::Vector2f pos, sf::Vector2f size, pContainer parent)
     {
         this->parent = parent;
     }
-    basepos = this->parent->basepos + this->parent->pos;
+    this->parent->childs.push_back(pContainer(this));
-    pContainer pthis(this);
-    globalContainers[id] = pthis;
-    this->parent->children.push_back(pthis);
     auto rootsize = getRoot()->getSize();
     view.setViewport(vec(
         (parent->basepos.x + pos.x) / rootsize.x, (parent->basepos.y + pos.y) / rootsize.y,
@@ -81,14 +69,9 @@ Container::Container(sf::Vector2f pos, sf::Vector2f size, bool root)
       pos(pos),
       size(size),
       view(vec(0.f, 0.f, size.x, size.y)),
-      basepos(vec(0.f, 0.f))
+      basepos(vec(0.f, 0.f)),
+      backgroudColor(sf::Color::Black)
 {
-    if (!root)
-    {
-        throw new ConstructorCalledIllegally(this);
-    }
-    id = containerCounter++;
-    globalContainers[id] = pContainer(this);
     view.setViewport(vec(0.f, 0.f, 1.f, 1.f));
     for (auto &p : lastMousePressPos)
         p = vec(-1.f, -1.f);
@@ -96,20 +79,20 @@ Container::Container(sf::Vector2f pos, sf::Vector2f size, bool root)
 
 pContainer Container::create(pContainer parent)
 {
-    return (new Container(parent))->asContainer();
+    return pContainer(new Container(parent));
 }
 
 pContainer Container::create(sf::Vector2f pos, sf::Vector2f size, pContainer parent)
 {
-    return (new Container(pos, size, parent))->asContainer();
+    return pContainer(new Container(pos, size, parent));
 }
 
 void Container::setParent(pContainer parent)
 {
-    auto it = std::find(this->parent->children.begin(), this->parent->children.end(), this);
+    auto it = std::find(this->parent->childs.begin(), this->parent->childs.end(), this);
-    this->parent->children.erase(it);
+    this->parent->childs.erase(it);
     this->parent = parent;
-    this->parent->children.push_back(pContainer(this));
+    this->parent->childs.push_back(pContainer(this));
 }
 
 void Container::setPosition(sf::Vector2f pos)
@@ -117,12 +100,8 @@ void Container::setPosition(sf::Vector2f pos)
     this->pos = pos;
     auto rootsize = getRoot()->getSize();
     view.setViewport(vec(
-        (basepos.x + pos.x) / rootsize.x, (basepos.x + pos.y) / rootsize.y,
+        (parent->pos.x + pos.x) / rootsize.x, (parent->pos.y + pos.y) / rootsize.y,
         size.x / rootsize.x, size.y / rootsize.y));
-    for (auto c : children)
-    {
-        c->basepos = basepos + pos;
-    }
 }
 
 void Container::setSize(sf::Vector2f size)
@@ -132,12 +111,11 @@ void Container::setSize(sf::Vector2f size)
     view.setViewport(vec(
         (basepos.x + pos.x) / rootsize.x, (basepos.y + pos.y) / rootsize.y,
         size.x / rootsize.x, size.y / rootsize.y));
-    view.setSize(size);
 }
 
-pContainer Container::asContainer() const
+void Container::setBackgroudColor(sf::Color color)
 {
-    return globalContainers[id];
+    backgroudColor = color;
 }
 
 pContainer Container::getParent() const
@@ -155,11 +133,6 @@ const sf::Vector2f &Container::getSize() const
     return size;
 }
 
-const sf::View &Container::getView() const
-{
-    return view;
-}
-
 sf::FloatRect Container::getGlobalBouds() const
 {
     return vec(basepos.x + pos.x, basepos.y + pos.y, size.x, size.y);
@@ -175,18 +148,27 @@ bool Container::hasInternalChange() const
     return false;
 }
 
-void Container::update(sf::RenderWindow &window) const
+void Container::update() const
 {
-    window.setView(view);
+    auto &window = getRoot()->windowSFWindow();
-    draw(window);
+    if (isRoot())
-    for (auto c : children)
     {
-        c->update(window);
+        window.clear(backgroudColor);
+    }
+    else
+    {
+        window.setView(view);
+        sf::RectangleShape bg(vec(size.x, size.y));
+        bg.setPosition(vec(0.f, 0.f));
+        bg.setFillColor(backgroudColor);
+        window.draw(bg);
+    }
+    for (auto c : childs)
+    {
+        c->update();
     }
 }
 
-void Container::draw(sf::RenderWindow &sfwindow) const {}
-
 template <>
 void Container::registerEvent(EventType type, std::function<void()> handler)
 {
@@ -525,7 +507,7 @@ bool Container::dispatchEvent(Event &event)
 
     bool child_handled;
     bool handler_handled = false;
-    for (auto container : children)
+    for (auto container : childs)
     {
         if ((child_handled = container->dispatchEvent(event)) && !broadcast)
         {
@@ -566,7 +548,7 @@ const char *Container::RootContainerNotPresent::what() const noexcept
 {
     static char msg[] = "sftk::Container 0x********_********: Root container not present.";
     SFTKException::formatAddress(msg, sizeof(msg));
-    return const_cast<const char *>(msg);
+    return msg;
 }
 
 Container::NotAWindowObj::NotAWindowObj(Container *container)
@@ -576,7 +558,7 @@ const char *Container::NotAWindowObj::what() const noexcept
 {
     static char msg[] = "sftk::Container 0x********_********: Not a sftk::Window.";
     SFTKException::formatAddress(msg, sizeof(msg));
-    return const_cast<const char *>(msg);
+    return msg;
 }
 
 Container::HandlerNotMatched::HandlerNotMatched(Container *container)
@@ -584,19 +566,7 @@ Container::HandlerNotMatched::HandlerNotMatched(Container *container)
 
 const char *Container::HandlerNotMatched::what() const noexcept
 {
-    static char msg[] = "sftk::Container 0x********_********:"
+    static char msg[] = "sftk::Container 0x********_********: When calling Container::registerEvent(), passed a closure with wrong arguments.";
-                        " When calling Container::registerEvent(), passed a closure with wrong arguments.";
     SFTKException::formatAddress(msg, sizeof(msg));
-    return const_cast<const char *>(msg);
+    return msg;
-}
-
-Container::ConstructorCalledIllegally::ConstructorCalledIllegally(Container *container)
-    : SFTKException(container) {}
-
-const char *Container::ConstructorCalledIllegally::what() const noexcept
-{
-    static char msg[] = "sftk::Container 0x********_********:"
-                        " This constructor can only be called by sftk::Window::Window().";
-    SFTKException::formatAddress(msg, sizeof(msg));
-    return const_cast<const char *>(msg);
 }

src/containers/label.cpp

@@ -1,108 +0,0 @@
-#include <containers/label.hpp>
-
-#include <iostream>
-#include <gtypes.hpp>
-
-using namespace sftk;
-
-Label::Label(pContainer parent) : Container(parent) {}
-
-Label::Label(sf::Vector2f pos, pContainer parent)
-    : Container(pos, vec(0.f, 0.f), parent) {}
-
-Label &Label::create(pContainer parent)
-{
-    return *new Label(parent);
-}
-
-Label &Label::create(sf::Vector2f pos, pContainer parent)
-{
-    return *new Label(pos, parent);
-}
-
-Label &Label::create(std::wstring text, pContainer parent)
-{
-    auto *label = new Label(parent);
-    label->setText(text);
-    return *label;
-}
-
-Label &Label::create(Font font, pContainer parent)
-{
-    auto *label = new Label(parent);
-    label->setFont(font);
-    return *label;
-}
-
-Label &Label::create(std::wstring text, Font font, pContainer parent)
-{
-    auto *label = new Label(parent);
-    label->setFont(font);
-    label->setText(text);
-    return *label;
-}
-
-void Label::setText(std::wstring text)
-{
-    this->text = text;
-    linesWidths.clear();
-    float currentLineWidth = 0;
-    float maxWidth = 0;
-    for (auto ch : text)
-    {
-        if (ch == L'\n')
-        {
-            linesWidths.push_back(currentLineWidth);
-            if (currentLineWidth > maxWidth)
-                maxWidth = currentLineWidth;
-            currentLineWidth = 0;
-        }
-        auto glyph = font.font.getGlyph(ch, font.size, false);
-        currentLineWidth += glyph.advance;
-    }
-    if (currentLineWidth != 0)
-    {
-        linesWidths.push_back(currentLineWidth);
-        if (currentLineWidth > maxWidth)
-            maxWidth = currentLineWidth;
-    }
-    auto lineSpacing = font.font.getLineSpacing(font.size);
-    Container::setSize(vec(maxWidth, linesWidths.size() * lineSpacing));
-}
-
-void Label::setFont(Font font)
-{
-    this->font = font;
-}
-
-void Label::setColor(sf::Color color)
-{
-    this->color = color;
-}
-
-const std::wstring &Label::getText() const
-{
-    return text;
-}
-
-const Font &Label::getFont() const
-{
-    return font;
-}
-
-sf::Color Label::getColor() const
-{
-    return color;
-}
-
-void Label::draw(sf::RenderWindow &sfwindow) const
-{
-    sf::Text textObj;
-    auto sz = getSize();
-    textObj.setPosition(vec(-sz.x / 2, -sz.y / 2));
-    textObj.setString(text);
-    textObj.setFont(font.font);
-    textObj.setCharacterSize(font.size);
-    textObj.setFillColor(color);
-    sfwindow.draw(textObj);
-}

src/font.cpp

@@ -1,37 +0,0 @@
-#include <font.hpp>
-
-using namespace sftk;
-
-Font::Font() {}
-
-Font::Font(std::string font, std::string fallback, int size)
-    : size(size)
-{
-    if (font.empty())
-        throw new MainFontIsEmpty(this);
-    if (!this->font.loadFromFile(font))
-        throw new FailedToLoadFont(this);
-    if (!fallback.empty())
-        if (!this->fallback.loadFromFile(fallback))
-            throw new FailedToLoadFont(this);
-}
-
-Font::MainFontIsEmpty::MainFontIsEmpty(Font *font)
-    : SFTKException(font) {}
-
-const char *Font::MainFontIsEmpty::what() const noexcept
-{
-    static char msg[] = "sftk::Font 0x********_********: The main font must be set.";
-    SFTKException::formatAddress(msg, sizeof(msg));
-    return const_cast<const char *>(msg);
-}
-
-Font::FailedToLoadFont::FailedToLoadFont(Font *font)
-    : SFTKException(font) {}
-
-const char *Font::FailedToLoadFont::what() const noexcept
-{
-    static char msg[] = "sftk::Font 0x********_********: Failed to load font file.";
-    SFTKException::formatAddress(msg, sizeof(msg));
-    return const_cast<const char *>(msg);
-}

src/window.cpp

@@ -2,7 +2,6 @@
 
 #include <sstream>
 #include <iomanip>
-#include <iostream>
 
 #include <gtypes.hpp>
 #include <containers/container.hpp>
@@ -17,12 +16,11 @@ Window &Window::create(int width, int height, std::wstring name)
 Window::Window(int width, int height, std::wstring name)
     : Container(vec(0.f, 0.f), vec((float)width, (float)height), true),
       sfwindow(sf::VideoMode(width, height), name),
-      running(new bool(true)),
+      running(new bool(true))
-      backgroud(sf::Color::Black)
 {
     if (Container::getRoot().get())
         throw WindowMultipleConstructed(this);
-    Container::getRoot(this->asContainer());
+    Container::getRoot(this);
 }
 
 void Window::exec()
@@ -47,8 +45,7 @@ void Window::exec()
         }
         if (event_occured || hasInternalChange())
         {
-            sfwindow.clear(backgroud);
+            update();
-            update(sfwindow);
             sfwindow.display();
         }
     }
@@ -60,16 +57,6 @@ void Window::setSize(sf::Vector2u size)
     Container::setSize(vec((float)size.x, (float)size.y));
 }
 
-void Window::setBackgroudColor(sf::Color color)
-{
-    backgroud = color;
-}
-
-const sf::Color &Window::getBackgroundColor() const
-{
-    return backgroud;
-}
-
 bool Window::isRoot() const
 {
     return true;
@@ -95,5 +82,5 @@ const char *Window::WindowMultipleConstructed::what() const noexcept
 {
     static char msg[] = "sftk::Window 0x********_********: Multiply constructed in one thread.";
     SFTKException::formatAddress(msg, sizeof(msg));
-    return const_cast<const char *>(msg);
+    return msg;
 }