- 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 +1,77 @@
+/*
+  ==============================================================================
+
+   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_BOX2DRENDERER_H_INCLUDED
+#define JUCE_BOX2DRENDERER_H_INCLUDED
+
+//=============================================================================
+/** A simple implementation of the b2Draw class, used to draw a Box2D world.
+
+    To use it, simply create an instance of this class in your paint() method,
+    and call its render() method.
+*/
+class Box2DRenderer   : public b2Draw
+
+{
+public:
+    Box2DRenderer() noexcept;
+
+    /** Renders the world.
+
+        @param g        the context to render into
+        @param world    the world to render
+        @param box2DWorldLeft   the left coordinate of the area of the world to be drawn
+        @param box2DWorldTop    the top coordinate of the area of the world to be drawn
+        @param box2DWorldRight  the right coordinate of the area of the world to be drawn
+        @param box2DWorldBottom the bottom coordinate of the area of the world to be drawn
+        @param targetArea   the area within the target context onto which the source
+                            world rectangle should be mapped
+    */
+    void render (Graphics& g,
+                 b2World& world,
+                 float box2DWorldLeft, float box2DWorldTop,
+                 float box2DWorldRight, float box2DWorldBottom,
+                 const Rectangle<float>& targetArea);
+
+    // b2Draw methods:
+    void DrawPolygon (const b2Vec2*, int32, const b2Color&) override;
+    void DrawSolidPolygon (const b2Vec2*, int32, const b2Color&) override;
+    void DrawCircle (const b2Vec2& center, float32 radius, const b2Color&) override;
+    void DrawSolidCircle (const b2Vec2& center, float32 radius, const b2Vec2& axis, const b2Color&) override;
+    void DrawSegment (const b2Vec2& p1, const b2Vec2& p2, const b2Color&) override;
+    void DrawTransform (const b2Transform& xf) override;
+
+    /** Converts a b2Color to a juce Colour. */
+    virtual Colour getColour (const b2Color&) const;
+    /** Returns the thickness to use for drawing outlines. */
+    virtual float getLineThickness() const;
+
+protected:
+    Graphics* graphics;
+
+    JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (Box2DRenderer)
+};
+
+
+#endif   // JUCE_BOX2DRENDERER_H_INCLUDED