Removed or created shared header files used by print kit.

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@2091 a95241bf-73f2-0310-859d-f6bbb57e9c96
2002-11-26 23:03:14 +00:00
parent e14977562f
commit 2440d2c1cf
23 changed files with 1861 additions and 0 deletions
@@ -0,0 +1,87 @@
+/*
+ * HalftoneEngine.h
+ * Copyright 1999-2000 Y.Takagi. All Rights Reserved.
+ */
+
+#ifndef __HALFTONE_H
+#define __HALFTONE_H
+
+#include <GraphicsDefs.h>
+
+struct CACHE_FOR_CMAP8 {
+	uint density;
+	bool hit;
+};
+
+class Halftone;
+typedef int (Halftone::*PFN_dither)(uchar *dst, const uchar *src, int x, int y, int width);
+typedef uint (*PFN_gray)(rgb_color c);
+
+class Halftone {
+public:
+	enum DITHERTYPE {
+		TYPE1,
+		TYPE2,
+		TYPE3
+	};
+	Halftone(color_space cs, double gamma = 1.4, DITHERTYPE dither_type = TYPE3);
+	~Halftone();
+	int dither(uchar *dst, const uchar *src, int x, int y, int width);
+	int getPixelDepth() const;
+	const rgb_color *getPalette() const;
+	const uchar *getPattern() const;
+	void setPattern(const uchar *pattern);
+	PFN_gray getGrayFunction() const;
+	void setGrayFunction(PFN_gray gray);
+
+protected:
+	void createGammaTable(double gamma);
+	void initElements(int x, int y, uchar *elements);
+	int ditherGRAY1(uchar *dst, const uchar *src, int x, int y, int width);
+	int ditherGRAY8(uchar *dst, const uchar *src, int x, int y, int width);
+	int ditherCMAP8(uchar *dst, const uchar *src, int x, int y, int width);
+	int ditherRGB32(uchar *dst, const uchar *src, int x, int y, int width);
+
+	Halftone(const Halftone &);
+	Halftone &operator = (const Halftone &);
+
+private:
+	PFN_dither		__dither;
+	PFN_gray        __gray;
+	int             __pixel_depth;
+	const rgb_color *__palette;
+	const uchar     *__pattern;
+	uint            __gamma_table[256];
+	CACHE_FOR_CMAP8 __cache_table[256];
+};
+
+inline int Halftone::getPixelDepth() const
+{
+	return __pixel_depth;
+}
+
+inline const rgb_color *Halftone::getPalette() const
+{
+	return __palette;
+}
+
+inline const uchar * Halftone::getPattern() const
+{
+	return __pattern;
+}
+
+inline void Halftone::setPattern(const uchar *pattern)
+{
+	__pattern = pattern;
+}
+
+inline PFN_gray Halftone::getGrayFunction() const
+{
+	return __gray;
+}
+inline void Halftone::setGrayFunction(PFN_gray gray)
+{
+	__gray = gray;
+}
+
+#endif	/* __HALFTONE_H */