1 files changed, 146 insertions, 14 deletions
diff --git a/cairomm/pattern.h b/cairomm/pattern.h
index 1ebbc87..dd2bb15 100644
--- a/cairomm/pattern.h
+++ b/cairomm/pattern.h
@@ -18,6 +18,7 @@
 #ifndef __CAIROMM_PATTERN_H
 #define __CAIROMM_PATTERN_H
 
+#include <cairomm/surface.h>
 #include <cairomm/enums.h>
 #include <cairo/cairo.h>
 
@@ -35,7 +36,7 @@ typedef cairo_filter_t Filter;
 class Pattern
 {
 public:
-  Pattern();
+  //Use derived constructors.
 
   /** Create a C++ wrapper for the C instance.
    * @param cobject The C instance.
@@ -56,21 +57,8 @@ public:
   */
   Pattern& operator=(const Pattern& src);
 
-  static Pattern create_rgb(double red, double green, double blue);
-  static Pattern create_rgba(double red, double green, double blue, double alpha);
-
-  static Pattern create_for_surface(cairo_surface_t *surface);
-  static Pattern create_linear(double x0, double y0, double x1, double y1);
-  static Pattern create_radial(double cx0, double cy0, double radius0, double cx1, double cy1, double radius1);
-
-  void add_color_stop_rgb(double offset, double red, double green, double blue);
-  void add_color_stop_rgba(double offset, double red, double green, double blue, double alpha);
   void set_matrix(const cairo_matrix_t &matrix);
   void get_matrix(cairo_matrix_t &matrix) const;
-  void set_extend(Extend extend);
-  Extend get_extend() const;
-  void set_filter(Filter filter);
-  Filter get_filter() const;
 
   typedef cairo_pattern_t cobject;
   inline cobject* cobj() { return m_cobject; }
@@ -83,9 +71,153 @@ public:
   #endif //DOXYGEN_IGNORE_THIS
 
 protected:
+  //Used by derived types only.
+  Pattern();
+
   cobject* m_cobject;
 };
 
+class SolidPattern : public Pattern
+{
+public:
+
+  static SolidPattern create_rgb(double red, double green, double blue);
+  static SolidPattern create_rgba(double red, double green, double blue, double alpha);
+
+  /** Create a C++ wrapper for the C instance.
+   * @param cobject The C instance.
+   * @param has_reference Whether we already have a reference. Otherwise, the constructor will take an extra reference.
+   */
+  explicit SolidPattern(cairo_pattern_t* cobject, bool has_reference = false);
+
+  /** Create a second reference to the Pattern.
+  * Changing this instance will change the original instance.
+  */
+  SolidPattern(const SolidPattern& src);
+
+  //TODO?: SolidPattern(cairo_pattern_t *target);
+  virtual ~SolidPattern();
+
+  /** Create a second reference to the Pattern.
+  * Changing this instance will change the original instance.
+  */
+  SolidPattern& operator=(const SolidPattern& src);
+};
+
+class SurfacePattern : public Pattern
+{
+public:
+
+  explicit SurfacePattern(Surface& surface);
+
+  /** Create a C++ wrapper for the C instance.
+   * @param cobject The C instance.
+   * @param has_reference Whether we already have a reference. Otherwise, the constructor will take an extra reference.
+   */
+  explicit SurfacePattern(cairo_pattern_t* cobject, bool has_reference = false);
+
+  /** Create a second reference to the Pattern.
+  * Changing this instance will change the original instance.
+  */
+  SurfacePattern(const SurfacePattern& src);
+
+  //TODO?: SurfacePattern(cairo_pattern_t *target);
+  virtual ~SurfacePattern();
+
+  /** Create a second reference to the Pattern.
+  * Changing this instance will change the original instance.
+  */
+  SurfacePattern& operator=(const SurfacePattern& src);
+
+  void set_extend(Extend extend);
+  Extend get_extend() const;
+  void set_filter(Filter filter);
+  Filter get_filter() const;
+};
+
+class Gradient : public Pattern
+{
+public:
+  //Use derived constructors.
+
+  /** Create a C++ wrapper for the C instance.
+   * @param cobject The C instance.
+   * @param has_reference Whether we already have a reference. Otherwise, the constructor will take an extra reference.
+   */
+  explicit Gradient(cairo_pattern_t* cobject, bool has_reference = false);
+
+  /** Create a second reference to the Pattern.
+  * Changing this instance will change the original instance.
+  */
+  Gradient(const Gradient& src);
+
+  //TODO?: Gradient(cairo_pattern_t *target);
+  virtual ~Gradient();
+
+  /** Create a second reference to the Pattern.
+  * Changing this instance will change the original instance.
+  */
+  Gradient& operator=(const Gradient& src);
+
+  void add_color_stop_rgb(double offset, double red, double green, double blue);
+  void add_color_stop_rgba(double offset, double red, double green, double blue, double alpha);
+
+protected:
+  Gradient();
+};
+
+class LinearGradient : public Gradient
+{
+public:
+
+  LinearGradient(double x0, double y0, double x1, double y1);
+
+  /** Create a C++ wrapper for the C instance.
+   * @param cobject The C instance.
+   * @param has_reference Whether we already have a reference. Otherwise, the constructor will take an extra reference.
+   */
+  explicit LinearGradient(cairo_pattern_t* cobject, bool has_reference = false);
+
+  /** Create a second reference to the Pattern.
+  * Changing this instance will change the original instance.
+  */
+  LinearGradient(const LinearGradient& src);
+
+  //TODO?: LinearGradient(cairo_pattern_t *target);
+  virtual ~LinearGradient();
+
+  /** Create a second reference to the Pattern.
+  * Changing this instance will change the original instance.
+  */
+  LinearGradient& operator=(const LinearGradient& src);
+};
+
+class RadialGradient : public Gradient
+{
+public:
+
+  RadialGradient(double cx0, double cy0, double radius0, double cx1, double cy1, double radius1);
+
+  /** Create a C++ wrapper for the C instance.
+   * @param cobject The C instance.
+   * @param has_reference Whether we already have a reference. Otherwise, the constructor will take an extra reference.
+   */
+  explicit RadialGradient(cairo_pattern_t* cobject, bool has_reference = false);
+
+  /** Create a second reference to the Pattern.
+  * Changing this instance will change the original instance.
+  */
+  RadialGradient(const RadialGradient& src);
+
+  //TODO?: RadialGradient(cairo_pattern_t *target);
+  virtual ~RadialGradient();
+
+  /** Create a second reference to the Pattern.
+  * Changing this instance will change the original instance.
+  */
+  RadialGradient& operator=(const RadialGradient& src);
+};
+
 } // namespace Cairo
 
 #endif //__CAIROMM_PATTERN_H