[style] 修改了LayerStyle相关的很多东西

* 实现了复制和粘贴
* 实现了LayerStyleContainer的<<运算符
* 重构了LayerContainerListWidget的信号结构
* 使LayerStyleContainer的一些接口的表现更符合新需求
* 让style继承的基本覆盖逻辑变得正确了
* Fix: LayerContainerListWidget的操作对象不及时改变

ArchitectureColoredPainting/src/Editor/EditorWidgetComponent/LayerContainerListWidget.cpp

@@ -1,7 +1,12 @@
 #include "LayerContainerListWidget.h"
+
 #include "LayerStyleDialog.h"
 #include "../ColorHelper.hpp"
 #include <QLabel>
+#include <QApplication>
+#include <QMessageBox>
+#include <QClipboard>
+#include <QJsonDocument>
 #include <ranges>
 
 inline void initMaterialButton(QtMaterialRaisedButton* button)
@@ -13,11 +18,6 @@ inline void initMaterialButton(QtMaterialRaisedButton* button)
 LayerContainerListWidget::LayerContainerListWidget(QWidget* parent, const PLayerStyleContainer& styleContainer)
 	: QWidget(parent), headerWidget(new QWidget(this)), styleList(new QListWidget(this)), styleContainer(styleContainer)
 {
-    connect(this, &LayerContainerListWidget::addLayerStyle,
-        this, &LayerContainerListWidget::onAddLayerStyle);
-    connect(this, &LayerContainerListWidget::removeLayerStyle,
-        this, &LayerContainerListWidget::onRemoveLayerStyle);
-
     auto* widgetLayout = new QVBoxLayout(this);
     initHeader();
     widgetLayout->addWidget(this->headerWidget);
@@ -43,6 +43,7 @@ void LayerContainerListWidget::setStyleContainer(const PLayerStyleContainer& sty
 {
 	if (!forceRefresh && comparePStyleContainersEquality(this->styleContainer, styleContainer))
     {
+        this->styleContainer = styleContainer;
 		return;
 	}
 
@@ -52,7 +53,6 @@ void LayerContainerListWidget::setStyleContainer(const PLayerStyleContainer& sty
     {
         return;
     }
-
     this->styleContainer = styleContainer;
 
     for (const auto& style : *styleContainer | std::views::values)
@@ -60,6 +60,7 @@ void LayerContainerListWidget::setStyleContainer(const PLayerStyleContainer& sty
         auto* item = new QListWidgetItem(styleList);
         item->setSizeHint(QSize(50, 40));
         styleList->setItemWidget(item, buildStyleListWidget(style));
+        styleItemMap[style->getDisplayName()] = item;
     }
     resetAddButton();
 }
@@ -75,11 +76,10 @@ void LayerContainerListWidget::resetAddButton()
     {
         return;
     }
-    qDebug() << "resetAddButton" << styleContainer->full();
     addButton->setDisabled(styleContainer->full());
 }
 
-void LayerContainerListWidget::onAddLayerStyle(const std::shared_ptr<LayerStyle>& style)
+void LayerContainerListWidget::addLayerStyle(const std::shared_ptr<LayerStyle>& style)
 {
 	if (const bool ok = styleContainer->useStyle(style))
     {
@@ -89,10 +89,18 @@ void LayerContainerListWidget::onAddLayerStyle(const std::shared_ptr<LayerStyle>
         styleItemMap[style->getDisplayName()] = newItem;
         newItem->setSizeHint(QSize(50, 40));
         styleList->setItemWidget(newItem, buildStyleListWidget(style));
+        emit refreshStylePreview();
     }
 }
 
-void LayerContainerListWidget::onRemoveLayerStyle(const QString& styleName)
+void LayerContainerListWidget::editLayerStyle(const std::shared_ptr<LayerStyle>& style)
+{
+    this->styleContainer->overrideStyle(style);
+    this->styleContainer->computeNewHash();
+    emit refreshStylePreview();
+}
+
+void LayerContainerListWidget::removeLayerStyle(const QString& styleName)
 {
     if (const bool ok = styleContainer->dropStyle(styleName))
     {
@@ -100,9 +108,35 @@ void LayerContainerListWidget::onRemoveLayerStyle(const QString& styleName)
         auto* removedItem = styleItemMap.extract(styleName).mapped();
         resetAddButton();
         delete styleList->takeItem(styleList->row(removedItem));
+        emit refreshStylePreview();
     }
 }
 
+void LayerContainerListWidget::copyStyles() const
+{
+    QApplication::clipboard()->setText(QJsonDocument(styleContainer->toJson()).toJson());
+}
+
+void LayerContainerListWidget::pasteStyles()
+{
+    QJsonParseError jsonError;
+    const auto& document = QJsonDocument::fromJson(QApplication::clipboard()->text().toUtf8(), &jsonError);
+    if (jsonError.error || !document.isArray())
+    {
+        QMessageBox::critical(this, QStringLiteral("错误！"), QStringLiteral("剪贴板中的文本无法被识别为样式。"));
+        return;
+    }
+    const auto& jsonArray = document.array();
+    if (jsonArray.empty())
+    {
+        return;
+    }
+    const auto& container = LayerStyleContainer::fromJson(ElementType::TYPE_ALL, jsonArray);
+    *this->styleContainer << container;
+    setStyleContainer(this->styleContainer, true);
+    emit refreshStylePreview();
+}
+
 void LayerContainerListWidget::initHeader()
 {
     auto* headerLayout = new QHBoxLayout;
@@ -118,16 +152,17 @@ void LayerContainerListWidget::initHeader()
         dialog->exec();
         if (dialog->layerStyle)
         {
-            emit addLayerStyle(dialog->layerStyle);
+            addLayerStyle(dialog->layerStyle);
         }
         });
 
     this->copyButton = new QtMaterialRaisedButton(QStringLiteral("复制所有样式"), headerWidget);
     initMaterialButton(copyButton);
-    // TODO: ʵÏÖ¸´ÖÆ
+    connect(copyButton, &QtMaterialRaisedButton::clicked, this, &LayerContainerListWidget::copyStyles);
 
     this->pasteButton = new QtMaterialRaisedButton(QStringLiteral("从剪贴板粘贴"), headerWidget);
     initMaterialButton(pasteButton);
+    connect(pasteButton, &QtMaterialRaisedButton::clicked, this, &LayerContainerListWidget::pasteStyles);
 
     headerLayout->addWidget(headerLabel);
     headerLayout->addWidget(addButton);
@@ -135,11 +170,6 @@ void LayerContainerListWidget::initHeader()
     headerLayout->addWidget(pasteButton);
     headerLayout->setContentsMargins(5, 0, 5, 0);
     headerWidget->setLayout(headerLayout);
-
-    /*auto* headerItem = new QListWidgetItem(this);
-    headerItem->setFlags(Qt::NoItemFlags);
-    this->addItem(headerItem);
-    this->setItemWidget(headerItem, headerWidget);*/
 }
 
 
@@ -167,17 +197,12 @@ QWidget* LayerContainerListWidget::buildStyleListWidget(std::shared_ptr<LayerSty
 
             if (dialog->layerStyle)
             {
-                this->styleContainer->overrideStyle(dialog->layerStyle);
+                editLayerStyle(dialog->layerStyle);
-                this->styleContainer->computeNewHash();
-                emit editLayerStyle(targetStyle);
             }
         });
 
     connect(removeButton, &QPushButton::clicked,
-        [this, styleDisplayName]
+        [this, styleDisplayName] { removeLayerStyle(styleDisplayName); });
-        {
-            emit removeLayerStyle(styleDisplayName);
-        });
 
     QWidget* styleDisplayWidget = style->getListDisplayWidget();
     styleDisplayWidget->setParent(w);

ArchitectureColoredPainting/src/Editor/EditorWidgetComponent/LayerContainerListWidget.h

@@ -26,13 +26,15 @@ public:
 	void setStyleContainer(const PLayerStyleContainer& styleContainer, bool forceRefresh = false);
 	PLayerStyleContainer getStyleContainer() const;
 
-protected slots:
-	void onAddLayerStyle(const std::shared_ptr<LayerStyle>& style);
-	void onRemoveLayerStyle(const QString& styleName);
-
-signals:
 	void addLayerStyle(const std::shared_ptr<LayerStyle>& style);
 	void editLayerStyle(const std::shared_ptr<LayerStyle>& style);
 	void removeLayerStyle(const QString& styleName);
+
+protected slots:
+	void copyStyles() const;
+	void pasteStyles();
+
+signals:
+	void refreshStylePreview();
 };
 

ArchitectureColoredPainting/src/Editor/LayerStyle.cpp

@@ -92,7 +92,7 @@ void LayerStyleContainer::computeNewHash()
     }
 }
 
-LayerStyleContainer LayerStyleContainer::fromJson(ElementType elementType, const QJsonArray& jsonArray)
+LayerStyleContainer LayerStyleContainer::fromJson(ElementType::ElementType elementType, const QJsonArray& jsonArray)
 {
     LayerStyleContainer container(elementType);
     for (const auto& style : jsonArray)
@@ -102,22 +102,22 @@ LayerStyleContainer LayerStyleContainer::fromJson(ElementType elementType, const
     return container;
 }
 
-LayerStyleContainer::LayerStyleContainer(ElementType elementType) : hash(0)
+LayerStyleContainer::LayerStyleContainer(ElementType::ElementType elementType) : elementType(elementType), hash(0)
 {
     for (const auto& style : commonStyles)
     {
         unusedStyles.insert(style);
     }
-    if (elementType & LayerStyleContainer::TYPE_CLOSED)
+    if (elementType & ElementType::TYPE_UNCLOSED)
     {
-	    for (const auto& style : closedOnlyStyles)
+        for (const auto& style : unclosedOnlyStyles)
         {
             unusedStyles.insert(style);
         }
     }
-    if (elementType & LayerStyleContainer::TYPE_UNCLOSED)
+    if (elementType & ElementType::TYPE_CLOSED)
     {
-	    for (const auto& style : unclosedOnlyStyles)
+	    for (const auto& style : closedOnlyStyles)
 	    {
             unusedStyles.insert(style);
 	    }
@@ -196,27 +196,32 @@ bool LayerStyleContainer::useStyle(const std::shared_ptr<LayerStyle>& style, boo
 {
     const auto styleDisplayName = style->getDisplayName();
     auto styleNode = unusedStyles.extract(styleDisplayName);
-    if (styleNode.empty())
+    if (styleNode.empty() && !forceOverride)
-    {
-        if (!forceOverride || !styles.contains(styleDisplayName))
     {
         return false;
     }
-        styles[styleDisplayName] = style;
+    auto uFittedStyle = style->fitForElementType(this->elementType);
-        return true;
+    auto fittedStyle = std::shared_ptr(std::move(uFittedStyle));
+    if (!fittedStyle)
+    {
+        return false;
     }
-    styles[styleNode.key()] = style;
+    if (!styleNode.empty())
+    {
         usedStyles.insert(std::move(styleNode));
+    }
+    styles[styleDisplayName] = fittedStyle;
     return true;
 }
 
 bool LayerStyleContainer::overrideStyle(const std::shared_ptr<LayerStyle>& style)
 {
-    if (!styles.contains(style->getDisplayName()))
+    auto fittedStyle = std::shared_ptr(std::move(style->fitForElementType(this->elementType)));
+    if (!fittedStyle)
     {
         return false;
     }
-    styles[style->getDisplayName()] = style;
+    styles[style->getDisplayName()] = fittedStyle;
     return true;
 }
 
@@ -287,6 +292,17 @@ LayerStyleContainer LayerStyleContainer::operator|(const LayerStyleContainer& ot
     return result;
 }
 
+LayerStyleContainer& LayerStyleContainer::operator<<(const LayerStyleContainer& other)
+{
+    for (auto& style : std::ranges::subrange(other.cbegin(), other.cend())
+        | std::views::values)
+    {
+        this->useStyle(style, true);
+    }
+    computeNewHash();
+    return *this;
+}
+
 std::unique_ptr<StrokeElementLayerStyle> StrokeElementLayerStyle::fromJson(const QJsonObject& json)
 {
     auto ptr = std::make_unique<StrokeElementLayerStyle>(
@@ -351,6 +367,28 @@ std::unique_ptr<LayerStyle> StrokeElementLayerStyle::clone() const
     return std::make_unique<StrokeElementLayerStyle>(StrokeElementLayerStyle(*this));
 }
 
+std::unique_ptr<LayerStyle> StrokeElementLayerStyle::fitForElementType(ElementType::ElementType type) const
+{
+    auto result = std::unique_ptr<StrokeElementLayerStyle>(reinterpret_cast<StrokeElementLayerStyle*>(this->clone().release()));
+    const bool isThisClosed = strokePair.first->endType == Renderer::StrokeEndType::kClosed;
+    const bool isRequiredTypeClosed = (type & ElementType::TYPE_CLOSED) == ElementType::TYPE_CLOSED;
+    if (isThisClosed == isRequiredTypeClosed)
+    {
+        return result;
+    }
+    if (type == ElementType::TYPE_CLOSED)
+    {
+        result->strokePair.first->endType = Renderer::StrokeEndType::kClosed;
+        result->strokePair.second->endType = Renderer::StrokeEndType::kClosed;
+    }
+    else if (isThisClosed)
+    {
+        result->strokePair.first->endType = Renderer::StrokeEndType::kFlat;
+        result->strokePair.second->endType = Renderer::StrokeEndType::kFlat;
+    }
+    return result;
+}
+
 bool StrokeElementLayerStyle::operator==(const LayerStyle& other) const
 {
 	if (!LayerStyle::operator==(other))
@@ -426,6 +464,15 @@ std::unique_ptr<LayerStyle> FillElementLayerStyle::clone() const
     return std::make_unique<FillElementLayerStyle>(FillElementLayerStyle(*this));
 }
 
+std::unique_ptr<LayerStyle> FillElementLayerStyle::fitForElementType(ElementType::ElementType type) const
+{
+    if (type & ElementType::TYPE_CLOSED)
+    {
+        return this->clone();
+    }
+    return nullptr;
+}
+
 bool FillElementLayerStyle::operator==(const LayerStyle& other) const
 {
     if (!LayerStyle::operator==(other))

ArchitectureColoredPainting/src/Editor/LayerStyle.h

@@ -21,6 +21,14 @@ using Renderer::MaterialStyleFill;
 #define radialStroke(stroke) std::static_pointer_cast<Renderer::StrokeRadialGradient>((stroke)->materialStroke)
 #define plainFill(fill) std::static_pointer_cast<Renderer::FillPlain>((fill)->materialFill)
 
+namespace ElementType
+{
+    using ElementType = unsigned short;
+    constexpr ElementType TYPE_ALL = 0xffff;
+    constexpr ElementType TYPE_CLOSED = 0b01;
+    constexpr ElementType TYPE_UNCLOSED = 0b10;
+};
+
 class LayerStyle : public Renderer::ElementStyle
 {
 public:
@@ -35,6 +43,7 @@ public:
 
     virtual QJsonObject toJson() const;
     virtual std::unique_ptr<LayerStyle> clone() const = 0;
+    virtual std::unique_ptr<LayerStyle> fitForElementType(ElementType::ElementType type) const = 0;
 
     virtual bool operator==(const LayerStyle& other) const;
 };
@@ -57,6 +66,7 @@ public:
     QWidget* getListDisplayWidget() const override;
     QJsonObject toJson() const override;
     std::unique_ptr<LayerStyle> clone() const override;
+    std::unique_ptr<LayerStyle> fitForElementType(ElementType::ElementType type) const override;
 
     bool operator==(const LayerStyle& other) const override;
 
@@ -81,6 +91,7 @@ public:
     QWidget* getListDisplayWidget() const override;
     QJsonObject toJson() const override;
     std::unique_ptr<LayerStyle> clone() const override;
+    std::unique_ptr<LayerStyle> fitForElementType(ElementType::ElementType type) const override;
 
     bool operator==(const LayerStyle& other) const override;
 
@@ -111,19 +122,15 @@ private:
         [] { return std::make_unique<StrokeElementLayerStyle>(false); }
     } };
 
+    ElementType::ElementType elementType;
     DisplayNameWithSupplier unusedStyles;
     DisplayNameWithSupplier usedStyles;
     std::map<QString, std::shared_ptr<LayerStyle>> styles;
     size_t hash;
 public:
-    using ElementType = unsigned short;
+    static LayerStyleContainer fromJson(ElementType::ElementType elementType, const QJsonArray& jsonArray);
-    constexpr static ElementType TYPE_ALL = 0xffff;
-    constexpr static ElementType TYPE_CLOSED = 0b01;
-    constexpr static ElementType TYPE_UNCLOSED = 0b10;
 
-    static LayerStyleContainer fromJson(ElementType elementType, const QJsonArray& jsonArray);
+    LayerStyleContainer(ElementType::ElementType elementType);
-
-    LayerStyleContainer(ElementType elementType);
     [[nodiscard]] std::vector<Renderer::BaseStyle> toBaseStyles() const override;
     [[nodiscard]] QJsonArray toJson() const;
 
@@ -148,6 +155,7 @@ public:
      * 类管道操作，后者覆盖前者，会返回一个新的LayerStyleContainer
      */
     [[nodiscard]] LayerStyleContainer operator|(const LayerStyleContainer& other) const;
+    LayerStyleContainer& operator<<(const LayerStyleContainer& other);
 
     /**
      * 需要在每次更改后手动调用

ArchitectureColoredPainting/src/Editor/LayerWrapper.cpp

@@ -59,7 +59,7 @@ FolderLayerWrapper::FolderLayerWrapper(QJsonObject json, ElementManager *element
     qDebug() << json.value("name").toString() << "    " << this;
     QJsonArray childrenJson = json.value("children").toArray();
     QJsonValue referencedJson = json.value("referenced-by");
-	styles = new LayerStyleContainer(LayerStyleContainer::TYPE_ALL);
+	styles = new LayerStyleContainer(ElementType::TYPE_ALL);
     if (!referencedJson.isNull())
     {
         auto p = reinterpret_cast<GroupElement *>(elementManager->getElementById(referencedJson.toInt()));
@@ -83,7 +83,7 @@ LeafLayerWrapper::LeafLayerWrapper(QJsonObject json, ElementManager* elementMana
     wrappedElement(elementManager->getElementById(json.value("element").toInt()))
 {
     styles = new LayerStyleContainer(LayerStyleContainer::fromJson(
-        wrappedElement->isClosed() ? LayerStyleContainer::TYPE_CLOSED : LayerStyleContainer::TYPE_UNCLOSED,
+        wrappedElement->isClosed() ? ElementType::TYPE_CLOSED : ElementType::TYPE_UNCLOSED,
         json.value("styles").toArray()));
     qDebug() << json.value("name").toString() << "    " << this;
     if(wrappedElement != nullptr)

ArchitectureColoredPainting/src/Editor/LayerWrapper.h

@@ -62,7 +62,7 @@ class LayerWrapper
     FolderLayerWrapper*getParent() const; // invoke by manager, then invoke parent's applyStyles
     LayerWrapper(QJsonObject json, FolderLayerWrapper*parent, ElementManager* elementManager=nullptr);
     LayerWrapper() = default;
-	virtual void paint(QPainter* painter, QTransform transform = QTransform(), bool force = false, LayerStyleContainer styles = LayerStyleContainer(LayerStyleContainer::TYPE_ALL));
+	virtual void paint(QPainter* painter, QTransform transform = QTransform(), bool force = false, LayerStyleContainer styles = LayerStyleContainer(ElementType::TYPE_ALL));
     // TODO : export Function
     // virtual LayerWrapper *addChild() = 0;  // Leaf Child Only
     // virtual LayerWrapper *addParent() = 0; // Folder Parent Only
@@ -103,7 +103,7 @@ class FolderLayerWrapper : public LayerWrapper
 	QTreeWidgetItem* getQTreeItem() override;
 	QJsonObject toJson() const override;
     int getReferencedBy()const;
-	void paint(QPainter* painter, QTransform transform = QTransform(), bool force = false, LayerStyleContainer styles = LayerStyleContainer(LayerStyleContainer::TYPE_ALL)) override;
+	void paint(QPainter* painter, QTransform transform = QTransform(), bool force = false, LayerStyleContainer styles = LayerStyleContainer(ElementType::TYPE_ALL)) override;
     void collectDownReachable(std::set<LayerWrapper*>& reachable) override;
     void refreshTreeItem() override;
     size_t referencedCount(bool excludeSelf = false) const override;
@@ -121,7 +121,7 @@ class LeafLayerWrapper : public LayerWrapper
     void refresh(LayerWrapper* layer = nullptr) override;
     LeafLayerWrapper(QJsonObject json, ElementManager *elementManager, FolderLayerWrapper*parent);
     QJsonObject toJson() const override;
-	void paint(QPainter* painter, QTransform transform = QTransform(), bool force = false, LayerStyleContainer styles = LayerStyleContainer(LayerStyleContainer::TYPE_ALL)) override;
+	void paint(QPainter* painter, QTransform transform = QTransform(), bool force = false, LayerStyleContainer styles = LayerStyleContainer(ElementType::TYPE_ALL)) override;
     void collectDownReachable(std::set<LayerWrapper*>& reachable) override;
     QTreeWidgetItem* getQTreeItem() override;
     void refreshTreeItem() override;

ArchitectureColoredPainting/src/Editor/RightBar/InfoDisplayWidget.cpp

@@ -23,7 +23,7 @@ InfoDisplayWidget::InfoDisplayWidget(QWidget* parent) :QWidget(parent)
     ui.scaleX->setLabel(("水平缩放"));
     ui.scaleY->setLabel(("垂直缩放"));
     ui.rotation->setValidator(new QIntValidator(-360, 360, this));
-    ui.styleList->setDisabled(true);
+    //ui.styleList->setDisabled(true);
     connect(ui.rotation, &QLineEdit::textChanged, [=](const QString& content) {
         if (fabs(content.toDouble() - this->displayLayer->property.rotation) < 1e-6)
             return;
@@ -70,13 +70,7 @@ InfoDisplayWidget::InfoDisplayWidget(QWidget* parent) :QWidget(parent)
         this->displayLayer->property.flipY = state;
         emit triggerCentralRefresh();
         });
-    connect(ui.styleList, &LayerContainerListWidget::addLayerStyle, [this](const std::shared_ptr<LayerStyle>& style) {
+    connect(ui.styleList, &LayerContainerListWidget::refreshStylePreview, [this] {
-        emit triggerCentralRefresh();
-        });
-    connect(ui.styleList, &LayerContainerListWidget::editLayerStyle, [this](const std::shared_ptr<LayerStyle>& style) {
-        emit triggerCentralRefresh();
-        });
-    connect(ui.styleList, &LayerContainerListWidget::removeLayerStyle, [this](const QString& styleName) {
         emit triggerCentralRefresh();
         });
 }
@@ -99,14 +93,15 @@ void InfoDisplayWidget::refresh()
 		ui.scaleY->setText(QString::number(this->displayLayer->property.scale.y()));
 		ui.flipX->setChecked(this->displayLayer->property.flipX);
 		ui.flipY->setChecked(this->displayLayer->property.flipY);
-        if (this->displayLayer->canApplyStyles())
+        /*if (this->displayLayer->canApplyStyles())
         {
             ui.styleList->setDisabled(false);
-            ui.styleList->setStyleContainer(static_cast<LayerWrapper*>(this->displayLayer)->styles);
+            ui.styleList->setStyleContainer(this->displayLayer->styles);
         }
         else
         {
             ui.styleList->setDisabled(true);
-        }
+        }*/
+        ui.styleList->setStyleContainer(this->displayLayer->styles);
     }
 }

UnitTest/LayerStyleTest.cpp

@@ -16,8 +16,8 @@ namespace UnitTest
 	public:
 		LayerStyleContainerTest() :
 			argv{ const_cast<char*>("") }, argc(1),
-			containerParent(LayerStyleContainer::TYPE_ALL),
+			containerParent(ElementType::TYPE_ALL),
-			containerChild(LayerStyleContainer::TYPE_UNCLOSED)
+			containerChild(ElementType::TYPE_UNCLOSED)
 		{
 			QApplication app(argc, argv);
 			Assert::IsTrue(containerParent.empty());