Initial release

engine/vendor/vst3sdk/vstgui4/vstgui/lib/cgradientview.h

@@ -0,0 +1,73 @@
+// 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 "vstguifwd.h"
+#include "cview.h"
+#include "ccolor.h"
+#include "cgradient.h"
+
+namespace VSTGUI {
+
+//-----------------------------------------------------------------------------
+///	@brief View which draws a gradient
+///	@ingroup new_in_4_2
+//-----------------------------------------------------------------------------
+class CGradientView : public CView
+{
+public:
+	explicit CGradientView (const CRect& size);
+	~CGradientView () noexcept override = default;
+
+	//-----------------------------------------------------------------------------
+	/// @name Gradient Style Methods
+	//-----------------------------------------------------------------------------
+	//@{
+	enum GradientStyle {
+		kLinearGradient,
+		kRadialGradient
+	};
+	
+	void setGradientStyle (GradientStyle style);
+	void setGradient (CGradient* gradient);
+	void setFrameColor (const CColor& newColor);
+	void setGradientAngle (double angle);
+	void setRoundRectRadius (CCoord radius);
+	void setFrameWidth (CCoord width);
+	void setDrawAntialiased (bool state);
+	void setRadialCenter (const CPoint& center);
+	void setRadialRadius (CCoord radius);
+
+	GradientStyle getGradientStyle () const { return gradientStyle; }
+	CGradient* getGradient () const { return gradient; }
+	const CColor& getFrameColor () const { return frameColor; }
+	double getGradientAngle () const { return gradientAngle; }
+	CCoord getRoundRectRadius () const { return roundRectRadius; }
+	CCoord getFrameWidth () const { return frameWidth; }
+	bool getDrawAntialised () const { return drawAntialiased; }
+	const CPoint& getRadialCenter () const { return radialCenter; }
+	CCoord getRadialRadius () const { return radialRadius; }
+	//@}
+
+	// override
+	void setViewSize (const CRect& rect, bool invalid = true) override;
+	void draw (CDrawContext* context) override;
+protected:
+	virtual void attributeChanged ();
+
+	GradientStyle gradientStyle {kLinearGradient};
+	CColor frameColor {kBlackCColor};
+	double gradientAngle {0.};
+	CCoord roundRectRadius {5.};
+	CCoord frameWidth {1.};
+	CCoord radialRadius {1.};
+	CPoint radialCenter {0.5, 0.5};
+	bool drawAntialiased {true};
+
+	SharedPointer<CGraphicsPath> path;
+	SharedPointer<CGradient> gradient;
+};
+	
+} // VSTGUI