1 files changed, 78 insertions, 0 deletions
diff --git a/tksao/frame/colorscale.h b/tksao/frame/colorscale.h
new file mode 100644
index 0000000..d78411f
--- /dev/null
+++ b/tksao/frame/colorscale.h
@@ -0,0 +1,78 @@
+// Copyright (C) 1999-2016
+// Smithsonian Astrophysical Observatory, Cambridge, MA, USA
+// For conditions of distribution and use, see copyright notice in "copyright"
+
+#ifndef __colorscale_h__
+#define __colorscale_h__
+
+#include "util.h"
+
+// 0 background (white)
+// 1-200 data, 1 lowerlimit 200 upperlimit
+// 201 cursor color (white)
+// 202-217 colors 
+#define IISMAX 200
+#define IISCOLORS 201
+#define IISSIZE 218
+
+class ColorScale {
+public:
+  int size_;
+  unsigned char* psColors_;  // rgb for ps
+  unsigned char* colors_;    // for render
+
+public:
+  ColorScale(int);
+  virtual ~ColorScale();
+
+  int size() {return size_;}
+  const unsigned char* psColors() {return psColors_;}
+  const unsigned char* colors() {return colors_;}
+};
+
+class LinearScale : public virtual ColorScale {
+public:
+  LinearScale(int, unsigned char*, int);
+};
+
+class LogScale : public virtual ColorScale {
+public:
+  LogScale(int, unsigned char*, int, double);
+};
+
+class PowScale : public virtual ColorScale {
+public:
+  PowScale(int, unsigned char*, int, double);
+};
+
+class SqrtScale : public virtual ColorScale {
+public:
+  SqrtScale(int, unsigned char*, int);
+};
+
+class SquaredScale : public virtual ColorScale {
+public:
+  SquaredScale(int, unsigned char*, int);
+};
+
+class AsinhScale : public virtual ColorScale {
+public:
+  AsinhScale(int, unsigned char*, int);
+};
+
+class SinhScale : public virtual ColorScale {
+public:
+  SinhScale(int, unsigned char*, int);
+};
+
+class IISScale : public virtual ColorScale {
+public:
+  IISScale(unsigned char*, int);
+};
+
+class HistEquScale : public virtual ColorScale {
+public:
+  HistEquScale(int, unsigned char*, int, double*, int);
+};
+
+#endif