Delete world feature

res/texts/en_US.txt

@@ -2,6 +2,7 @@
 menu.missing-content=Missing Content!
 world.convert-request=Content indices have changed! Convert world files?
 error.pack-not-found=Could not to find pack
+world.delete-confirm=Do you want to delete world forever?
 
 # Bindings
 movement.forward=Forward

res/texts/ru_RU.txt

@@ -24,6 +24,7 @@ world.Name=Название
 menu.Create World=Создать Мир
 
 world.convert-request=Есть изменения в индексах! Конвертировать мир?
+world.delete-confirm=Удалить мир безвозвратно?
 
 # Настройки
 settings.Load Distance=Дистанция Загрузки

src/assets/AssetsLoader.cpp

@@ -58,7 +58,8 @@ void AssetsLoader::addDefaults(AssetsLoader& loader, bool allAssets) {
         loader.add(ASSET_SHADER, SHADERS_FOLDER"/ui3d", "ui3d");
         loader.add(ASSET_SHADER, SHADERS_FOLDER"/background", "background");
         loader.add(ASSET_SHADER, SHADERS_FOLDER"/skybox_gen", "skybox_gen");
-        loader.add(ASSET_TEXTURE, TEXTURES_FOLDER"/menubg.png", "menubg");
+        loader.add(ASSET_TEXTURE, TEXTURES_FOLDER"/gui/menubg.png", "gui/menubg");
+        loader.add(ASSET_TEXTURE, TEXTURES_FOLDER"/gui/delete_icon.png", "gui/delete_icon");
         loader.add(ASSET_FONT, FONTS_FOLDER"/font", "normal");
     }
     loader.add(ASSET_ATLAS, TEXTURES_FOLDER"/blocks", "blocks");

src/frontend/gui/controls.cpp

@@ -62,8 +62,19 @@ void Label::size(vec2 sizenew) {
     UINode::size(vec2(UINode::size().x, sizenew.y));
 }
 
+// ================================= Image ====================================
+Image::Image(string texture, vec2 size) : UINode(vec2(), size), texture(texture) {
+}
+
+void Image::draw(Batch2D* batch, Assets* assets) {
+    vec2 coord = calcCoord();
+    batch->texture(assets->getTexture(texture));
+    batch->color = color_;
+    batch->rect(coord.x, coord.y, size_.x, size_.y, 0, 0, 0, UVRegion(), false, true, color_);
+}
+
 // ================================= Button ===================================
-Button::Button(shared_ptr<UINode> content, glm::vec4 padding) : Panel(vec2(32,32), padding, 0) {
+Button::Button(shared_ptr<UINode> content, glm::vec4 padding) : Panel(vec2(34,32), padding, 0) {
     add(content);
     scrollable(false);
 }
@@ -100,6 +111,11 @@ Button* Button::textSupplier(wstringsupplier supplier) {
     }
     return this;
 }
+
+void Button::setHoverColor(glm::vec4 color) {
+    hoverColor = color;
+}
+
 void Button::drawBackground(Batch2D* batch, Assets* assets) {
     vec2 coord = calcCoord();
     batch->texture(nullptr);
@@ -133,6 +149,35 @@ void Button::textAlign(Align align) {
     }
 }
 
+// ============================== RichButton ==================================
+RichButton::RichButton(vec2 size) : Container(vec2(), size) {
+}
+
+void RichButton::mouseRelease(GUI* gui, int x, int y) {
+    UINode::mouseRelease(gui, x, y);
+    if (isInside(vec2(x, y))) {
+        for (auto callback : actions) {
+            callback(gui);
+        }
+    }
+}
+
+RichButton* RichButton::listenAction(onaction action) {
+    actions.push_back(action);
+    return this;
+}
+
+void RichButton::setHoverColor(glm::vec4 color) {
+    hoverColor = color;
+}
+
+void RichButton::drawBackground(Batch2D* batch, Assets* assets) {
+    vec2 coord = calcCoord();
+    batch->texture(nullptr);
+    batch->color = (ispressed() ? pressedColor : (hover_ ? hoverColor : color_));
+    batch->rect(coord.x, coord.y, size_.x, size_.y);
+}
+
 // ================================ TextBox ===================================
 TextBox::TextBox(wstring placeholder, vec4 padding) 
     : Panel(vec2(200,32), padding, 0, false), 

src/frontend/gui/controls.h

@@ -43,6 +43,15 @@ namespace gui {
         virtual void size(glm::vec2 size) override;
     };
 
+    class Image : public UINode {
+    protected:
+        std::string texture;
+    public:
+        Image(std::string texture, glm::vec2 size);
+
+        virtual void draw(Batch2D* batch, Assets* assets) override;
+    };
+
     class Button : public Panel {
     protected:
         glm::vec4 hoverColor {0.05f, 0.1f, 0.15f, 0.75f};
@@ -55,7 +64,7 @@ namespace gui {
                glm::vec4 padding=glm::vec4(2.0f), 
                glm::vec4 margin=glm::vec4(1.0f));
 
-        virtual void drawBackground(Batch2D* batch, Assets* assets);
+        virtual void drawBackground(Batch2D* batch, Assets* assets) override;
 
         virtual std::shared_ptr<UINode> getAt(glm::vec2 pos, std::shared_ptr<UINode> self) override;
 
@@ -68,6 +77,24 @@ namespace gui {
         virtual std::wstring text() const;
 
         virtual Button* textSupplier(wstringsupplier supplier);
+
+        virtual void setHoverColor(glm::vec4 color);
+    };
+
+    class RichButton : public Container {
+    protected:
+        glm::vec4 hoverColor {0.05f, 0.1f, 0.15f, 0.75f};
+        glm::vec4 pressedColor {0.0f, 0.0f, 0.0f, 0.95f};
+        std::vector<onaction> actions;
+    public:
+        RichButton(glm::vec2 size);
+
+        virtual void drawBackground(Batch2D* batch, Assets* assets) override;
+
+        virtual void mouseRelease(GUI*, int x, int y) override;
+        virtual RichButton* listenAction(onaction action);
+
+        virtual void setHoverColor(glm::vec4 color);
     };
 
     class TextBox : public Panel {

src/frontend/gui/panels.cpp

@@ -98,6 +98,11 @@ void Container::add(UINode* node) {
     add(shared_ptr<UINode>(node));
 }
 
+void Container::add(shared_ptr<UINode> node, glm::vec2 coord) {
+    node->setCoord(coord);
+    add(node);
+}
+
 void Container::remove(shared_ptr<UINode> selected) {
     selected->setParent(nullptr);
     nodes.erase(std::remove_if(nodes.begin(), nodes.end(), 
@@ -190,15 +195,12 @@ void Panel::refresh() {
             node->refresh();
             maxh = fmax(maxh, y+margin.y+node->size().y+margin.w+padding.w);
         }
-        bool increased = maxh > size.y;
         if (resizing_) {
             if (maxLength_)
                 this->size(vec2(glm::min(maxLength_, (int)(x+padding.z)), size.y));
             else
                 this->size(vec2(x+padding.z, size.y));
         }
-        if (increased)
-            refresh();
         actualLength = size.y;
     }
 }

src/frontend/gui/panels.h

@@ -39,6 +39,7 @@ namespace gui {
         virtual std::shared_ptr<UINode> getAt(glm::vec2 pos, std::shared_ptr<UINode> self) override;
         virtual void add(std::shared_ptr<UINode> node);
         virtual void add(UINode* node);
+        virtual void add(std::shared_ptr<UINode> node, glm::vec2 coord);
         virtual void remove(std::shared_ptr<UINode> node);
         virtual void scrolled(int value) override;
         virtual void scrollable(bool flag);

src/frontend/menu.cpp

@@ -194,13 +194,37 @@ Panel* create_worlds_panel(Engine* engine) {
             if (!entry.is_directory()) {
                 continue;
             }
-            auto name = entry.path().filename().u8string();
-            auto btn = new Button(util::str2wstr_utf8(name), 
-                                  vec4(10.0f, 8.0f, 10.0f, 8.0f));
+            auto folder = entry.path();
+            auto name = folder.filename().u8string();
+            auto namews = util::str2wstr_utf8(name);
+
+            auto btn = std::make_shared<RichButton>(vec2(390, 46));
             btn->color(vec4(1.0f, 1.0f, 1.0f, 0.1f));
+            btn->setHoverColor(vec4(1.0f, 1.0f, 1.0f, 0.17f));
+            btn->add(std::make_shared<Label>(namews), vec2(8, 8));
             btn->listenAction([=](GUI*) {
                 open_world(name, engine);
             });
+
+            auto image = std::make_shared<Image>("gui/delete_icon", vec2(32, 32));
+            image->color(vec4(1, 1, 1, 0.5f));
+
+            auto delbtn = std::make_shared<Button>(image, vec4(2));
+            delbtn->color(vec4(0.0f));
+            delbtn->setHoverColor(vec4(1.0f, 1.0f, 1.0f, 0.17f));
+            
+            btn->add(delbtn, vec2(330, 3));
+
+            delbtn->listenAction([=](GUI* gui) {
+                guiutil::confirm(gui, langs::get(L"delete-confirm", L"world")+
+                L" ("+util::str2wstr_utf8(folder.u8string())+L")", [=]() 
+                {
+                    std::cout << "deleting " << folder.u8string() << std::endl;
+                    fs::remove_all(folder);
+                    menus::refresh_menus(engine, gui->getMenu());
+                });
+            });
+
             panel->add(btn);
         }
     }

src/frontend/screens.cpp

@@ -72,7 +72,7 @@ void MenuScreen::draw(float delta) {
     uint height = Window::height;
 
     batch->begin();
-    batch->texture(engine->getAssets()->getTexture("menubg"));
+    batch->texture(engine->getAssets()->getTexture("gui/menubg"));
     batch->rect(0, 0, 
                 width, height, 0, 0, 0, 
                 UVRegion(0, 0, width/64, height/64),