Initial release

engine/vendor/vst3sdk/vstgui4/vstgui/uidescription/detail/uinode.h

@@ -0,0 +1,201 @@
+// This file is part of VSTGUI. It is subject to the license terms
+// in the LICENSE file found in the top-level directory of this
+// distribution and at http://github.com/steinbergmedia/vstgui/LICENSE
+
+#pragma once
+
+#include "../../lib/vstguifwd.h"
+#include "../uidescriptionfwd.h"
+#include "../../lib/ccolor.h"
+#include "uidesclist.h"
+
+#include <variant>
+
+//------------------------------------------------------------------------
+namespace VSTGUI {
+namespace Detail {
+
+//------------------------------------------------------------------------
+namespace MainNodeNames {
+
+static constexpr IdStringPtr kBitmap = "bitmaps";
+static constexpr IdStringPtr kFont = "fonts";
+static constexpr IdStringPtr kColor = "colors";
+static constexpr IdStringPtr kControlTag = "control-tags";
+static constexpr IdStringPtr kVariable = "variables";
+static constexpr IdStringPtr kTemplate = "template";
+static constexpr IdStringPtr kCustom = "custom";
+static constexpr IdStringPtr kGradient = "gradients";
+
+} // MainNodeNames
+
+//-----------------------------------------------------------------------------
+class UINode : public NonAtomicReferenceCounted
+{
+public:
+	using DataStorage = std::string;
+
+	UINode (const std::string& name, const SharedPointer<UIAttributes>& attributes = {},
+	        bool needsFastChildNameAttributeLookup = false);
+	UINode (const std::string& name, const SharedPointer<UIDescList>& children,
+	        const SharedPointer<UIAttributes>& attributes = {});
+	UINode (const UINode& n);
+	~UINode () noexcept override;
+
+	const std::string& getName () const { return name; }
+	DataStorage& getData () { return data; }
+	const DataStorage& getData () const { return data; }
+
+	void setData (DataStorage&& newData);
+
+	const SharedPointer<UIAttributes>& getAttributes () const { return attributes; }
+	UIDescList& getChildren () const { return *children; }
+	bool hasChildren () const;
+	void childAttributeChanged (UINode* child, const char* attributeName,
+	                            const char* oldAttributeValue);
+
+	enum
+	{
+		kNoExport = 1 << 0
+	};
+
+	bool noExport () const { return hasBit (flags, kNoExport); }
+	void noExport (bool state) { setBit (flags, kNoExport, state); }
+
+	bool operator== (const UINode& n) const { return name == n.name; }
+
+	void sortChildren ();
+	virtual void freePlatformResources () {}
+
+protected:
+	std::string name;
+	DataStorage data;
+	SharedPointer<UIAttributes> attributes;
+	SharedPointer<UIDescList> children;
+	int32_t flags;
+};
+
+//-----------------------------------------------------------------------------
+class UICommentNode : public UINode
+{
+public:
+	explicit UICommentNode (const std::string& comment);
+};
+
+//-----------------------------------------------------------------------------
+class UIVariableNode : public UINode
+{
+public:
+	UIVariableNode (const std::string& name, const SharedPointer<UIAttributes>& attributes);
+
+	enum Type
+	{
+		kNumber,
+		kString,
+		kUnknown
+	};
+
+	Type getType () const;
+	double getNumber () const;
+	const std::string& getString () const;
+
+protected:
+	Type type;
+	double number;
+};
+
+//-----------------------------------------------------------------------------
+class UIControlTagNode : public UINode
+{
+public:
+	UIControlTagNode (const std::string& name, const SharedPointer<UIAttributes>& attributes);
+	int32_t getTag ();
+	void setTag (int32_t newTag);
+
+	const std::string* getTagString () const;
+	void setTagString (const std::string& str);
+
+protected:
+	int32_t tag;
+};
+
+//-----------------------------------------------------------------------------
+class UIBitmapNode : public UINode
+{
+public:
+	UIBitmapNode (const std::string& name, const SharedPointer<UIAttributes>& attributes);
+	CBitmap* getBitmap (const std::string& pathHint);
+	void setBitmap (UTF8StringPtr bitmapName);
+	void setMultiFrameDesc (const CMultiFrameBitmapDescription* desc);
+	void setNinePartTiledOffset (const CRect* offsets);
+	void invalidBitmap ();
+	bool getFilterProcessed () const { return filterProcessed; }
+	void setFilterProcessed () { filterProcessed = true; }
+	bool getScaledBitmapsAdded () const { return scaledBitmapsAdded; }
+	void setScaledBitmapsAdded () { scaledBitmapsAdded = true; }
+
+	void createXMLData (const std::string& pathHint);
+	void removeXMLData ();
+	bool hasXMLData () const;
+
+	void freePlatformResources () override;
+
+protected:
+	~UIBitmapNode () noexcept override;
+	using BitmapVariant =
+		std::variant<uint32_t, CNinePartTiledDescription, CMultiFrameBitmapDescription>;
+	CBitmap* createBitmap (const std::string& str, const BitmapVariant& variant) const;
+	PlatformBitmapPtr createBitmapFromDataNode () const;
+	static bool imagesEqual (IPlatformBitmap* b1, IPlatformBitmap* b2);
+	UINode* dataNode () const;
+	CBitmap* bitmap;
+	bool filterProcessed;
+	bool scaledBitmapsAdded;
+};
+
+//-----------------------------------------------------------------------------
+class UIFontNode : public UINode
+{
+public:
+	UIFontNode (const std::string& name, const SharedPointer<UIAttributes>& attributes);
+	CFontRef getFont ();
+	void setFont (CFontRef newFont);
+	void setAlternativeFontNames (UTF8StringPtr fontNames);
+	bool getAlternativeFontNames (std::string& fontNames);
+
+	void freePlatformResources () override;
+
+protected:
+	~UIFontNode () noexcept override;
+	CFontRef font;
+};
+
+//-----------------------------------------------------------------------------
+class UIColorNode : public UINode
+{
+public:
+	UIColorNode (const std::string& name, const SharedPointer<UIAttributes>& attributes);
+	const CColor& getColor () const { return color; }
+	void setColor (const CColor& newColor);
+
+protected:
+	CColor color;
+};
+
+//-----------------------------------------------------------------------------
+class UIGradientNode : public UINode
+{
+public:
+	UIGradientNode (const std::string& name, const SharedPointer<UIAttributes>& attributes);
+	CGradient* getGradient ();
+	void setGradient (CGradient* g);
+
+	void freePlatformResources () override;
+
+protected:
+	SharedPointer<CGradient> gradient;
+};
+
+//------------------------------------------------------------------------
+} // Detail
+} // VSTGUI