1 files changed, 42 insertions, 47 deletions
diff --git a/plugingui/painter.h b/plugingui/painter.h
index 0a93f50..40747a7 100644
--- a/plugingui/painter.h
+++ b/plugingui/painter.h
@@ -24,8 +24,7 @@
  *  along with DrumGizmo; if not, write to the Free Software
  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
  */
-#ifndef __DRUMGIZMO_PAINTER_H__
-#define __DRUMGIZMO_PAINTER_H__
+#pragma once
 
 #include <string>
 
@@ -39,59 +38,55 @@ namespace GUI {
 
 class Painter {
 public:
-  Painter(Widget *widget);
-  ~Painter();
+	Painter(Widget& widget);
+	~Painter();
 
-  void flush();
+	void flush();
 
-  void setColour(Colour colour);
+	void setColour(const Colour& colour);
 
-  void drawLine(int x1, int y1, int x2, int y2);
-  void drawText(int x, int y, Font &font, std::string text,
-                bool nocolour = false);
-  void drawRectangle(int x1, int y1, int x2, int y2);
-  void drawFilledRectangle(int x1, int y1, int x2, int y2);
-  void drawPoint(int x, int y);
-  void drawCircle(int x, int y, double r);
-  void drawFilledCircle(int x, int y, int r);
-  void drawImage(int x, int y, Image *image);
-  void drawImageStretched(int x0, int y0, GUI::Image *image,
-                          int width, int height);
+	void drawLine(int x1, int y1, int x2, int y2);
+	void drawText(int x, int y, const Font &font, const std::string& text,
+	              bool nocolour = false);
+	void drawRectangle(int x1, int y1, int x2, int y2);
+	void drawFilledRectangle(int x1, int y1, int x2, int y2);
+	void drawPoint(int x, int y);
+	void drawCircle(int x, int y, double r);
+	void drawFilledCircle(int x, int y, int r);
+	void drawImage(int x, int y, const Image& image);
+	void drawImageStretched(int x, int y, const Image& image,
+	                        int width, int height);
 
-  typedef struct {
-    Image *topLeft;
-    Image *top;
-    Image *topRight;
-    Image *left;
-    Image *right;
-    Image *bottomLeft;
-    Image *bottom;
-    Image *bottomRight;
-    Image *center;
-  } Box;
-  void drawBox(int x, int y, Box *box, int width, int height);
+	typedef struct {
+		Image *topLeft;
+		Image *top;
+		Image *topRight;
+		Image *left;
+		Image *right;
+		Image *bottomLeft;
+		Image *bottom;
+		Image *bottomRight;
+		Image *center;
+	} Box;
+	void drawBox(int x, int y, const Box& box, int width, int height);
 
-  typedef struct {
-    Image *left;
-    Image *right;
-    Image *center;
-  } Bar;
-  void drawBar(int x, int y, Bar *bar, int width, int height);
+	typedef struct {
+		Image *left;
+		Image *right;
+		Image *center;
+	} Bar;
+	void drawBar(int x, int y, const Bar& bar, int width, int height);
 
-  void clear();
+	void clear();
 
 private:
-  void plot(int x, int y, double c);
-  double ipart(double x);
-  double round(double x);
-  double fpart(double x);
-  double rfpart(double x);
+	void plot(int x, int y, double c);
+	double fpart(double x);
+	double rfpart(double x);
 
-  Widget *widget;
-  PixelBufferAlpha *pixbuf;
-  Colour colour;
+	Widget& widget;
+	PixelBufferAlpha* pixbuf;
+	Colour colour;
 };
 
-};
-
-#endif/*__DRUMGIZMO_PAINTER_H__*/
+} // GUI::