- clean working copy for leaving SVN

2022-06-28 19:04:46 +02:00
parent 62a2d47cb3
commit 762b8f0e7d
1966 changed files with 699872 additions and 126 deletions
@@ -0,0 +1,145 @@
+/*
+  ==============================================================================
+
+   This file is part of the JUCE library.
+   Copyright (c) 2013 - Raw Material Software Ltd.
+
+   Permission is granted to use this software under the terms of either:
+   a) the GPL v2 (or any later version)
+   b) the Affero GPL v3
+
+   Details of these licenses can be found at: www.gnu.org/licenses
+
+   JUCE is distributed in the hope that it will be useful, but WITHOUT ANY
+   WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+   A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+
+   ------------------------------------------------------------------------------
+
+   To release a closed-source product which uses JUCE, commercial licenses are
+   available: visit www.juce.com for more information.
+
+  ==============================================================================
+*/
+
+#ifndef JUCE_DRAWABLEPATH_H_INCLUDED
+#define JUCE_DRAWABLEPATH_H_INCLUDED
+
+
+//==============================================================================
+/**
+    A drawable object which renders a filled or outlined shape.
+
+    For details on how to change the fill and stroke, see the DrawableShape class.
+
+    @see Drawable, DrawableShape
+*/
+class JUCE_API  DrawablePath  : public DrawableShape
+{
+public:
+    //==============================================================================
+    /** Creates a DrawablePath. */
+    DrawablePath();
+    DrawablePath (const DrawablePath&);
+
+    /** Destructor. */
+    ~DrawablePath();
+
+    //==============================================================================
+    /** Changes the path that will be drawn.
+        @see setFillColour, setStrokeType
+    */
+    void setPath (const Path& newPath);
+
+    /** Sets the path using a RelativePointPath.
+        Calling this will set up a Component::Positioner to automatically update the path
+        if any of the points in the source path are dynamic.
+    */
+    void setPath (const RelativePointPath& newPath);
+
+    /** Returns the current path. */
+    const Path& getPath() const;
+
+    /** Returns the current path for the outline. */
+    const Path& getStrokePath() const;
+
+    //==============================================================================
+    /** @internal */
+    Drawable* createCopy() const;
+    /** @internal */
+    void refreshFromValueTree (const ValueTree& tree, ComponentBuilder& builder);
+    /** @internal */
+    ValueTree createValueTree (ComponentBuilder::ImageProvider* imageProvider) const;
+    /** @internal */
+    static const Identifier valueTreeType;
+
+    //==============================================================================
+    /** Internally-used class for wrapping a DrawablePath's state into a ValueTree. */
+    class ValueTreeWrapper   : public DrawableShape::FillAndStrokeState
+    {
+    public:
+        ValueTreeWrapper (const ValueTree& state);
+
+        bool usesNonZeroWinding() const;
+        void setUsesNonZeroWinding (bool b, UndoManager* undoManager);
+
+        class Element
+        {
+        public:
+            explicit Element (const ValueTree& state);
+            ~Element();
+
+            const Identifier getType() const noexcept   { return state.getType(); }
+            int getNumControlPoints() const noexcept;
+
+            RelativePoint getControlPoint (int index) const;
+            Value getControlPointValue (int index, UndoManager*);
+            RelativePoint getStartPoint() const;
+            RelativePoint getEndPoint() const;
+            void setControlPoint (int index, const RelativePoint& point, UndoManager*);
+            float getLength (Expression::Scope*) const;
+
+            ValueTreeWrapper getParent() const;
+            Element getPreviousElement() const;
+
+            String getModeOfEndPoint() const;
+            void setModeOfEndPoint (const String& newMode, UndoManager*);
+
+            void convertToLine (UndoManager*);
+            void convertToCubic (Expression::Scope*, UndoManager*);
+            void convertToPathBreak (UndoManager* undoManager);
+            ValueTree insertPoint (Point<float> targetPoint, Expression::Scope*, UndoManager*);
+            void removePoint (UndoManager* undoManager);
+            float findProportionAlongLine (Point<float> targetPoint, Expression::Scope*) const;
+
+            static const Identifier mode, startSubPathElement, closeSubPathElement,
+                                    lineToElement, quadraticToElement, cubicToElement;
+            static const char* cornerMode;
+            static const char* roundedMode;
+            static const char* symmetricMode;
+
+            ValueTree state;
+        };
+
+        ValueTree getPathState();
+
+        void readFrom (const RelativePointPath& path, UndoManager* undoManager);
+        void writeTo (RelativePointPath& path) const;
+
+        static const Identifier nonZeroWinding, point1, point2, point3;
+    };
+
+private:
+    //==============================================================================
+    ScopedPointer<RelativePointPath> relativePath;
+
+    class RelativePositioner;
+    friend class RelativePositioner;
+    void applyRelativePath (const RelativePointPath&, Expression::Scope*);
+
+    DrawablePath& operator= (const DrawablePath&);
+    JUCE_LEAK_DETECTOR (DrawablePath)
+};
+
+
+#endif   // JUCE_DRAWABLEPATH_H_INCLUDED