[Gnash-commit] gnash ChangeLog server/rect.h

[Sandro Santilli]

CVSROOT:        /sources/gnash
Module name:    gnash
Changes by:     Sandro Santilli <strk>  06/10/18 14:16:02

Modified files:
        .              : ChangeLog 
        server         : rect.h 

Log message:
                * server/rect.h: added shift_x, shift_y, scale_x and scale_x
                  methods (toward making data members private).

CVSWeb URLs:
http://cvs.savannah.gnu.org/viewcvs/gnash/ChangeLog?cvsroot=gnash&r1=1.1296&r2=1.1297
http://cvs.savannah.gnu.org/viewcvs/gnash/server/rect.h?cvsroot=gnash&r1=1.3&r2=1.4

Patches:
Index: ChangeLog
===================================================================
RCS file: /sources/gnash/gnash/ChangeLog,v
retrieving revision 1.1296
retrieving revision 1.1297
diff -u -b -r1.1296 -r1.1297
--- ChangeLog   18 Oct 2006 14:02:09 -0000      1.1296
+++ ChangeLog   18 Oct 2006 14:16:01 -0000      1.1297
@@ -1,5 +1,7 @@
 2006-10-18 Sandro Santilli <address@hidden>
 
+       * server/rect.h: added shift_x, shift_y, scale_x and scale_x
+         methods (toward making data members private).
        * server/rect.h: added getters for all ordinates (toward making
          them private).
        * server/as_environment.h: minor cleanups.

Index: server/rect.h
===================================================================
RCS file: /sources/gnash/gnash/server/rect.h,v
retrieving revision 1.3
retrieving revision 1.4
diff -u -b -r1.3 -r1.4
--- server/rect.h       18 Oct 2006 14:03:44 -0000      1.3
+++ server/rect.h       18 Oct 2006 14:16:02 -0000      1.4
@@ -35,7 +35,7 @@
 // 
 //
 
-/* $Id: rect.h,v 1.3 2006/10/18 14:03:44 strk Exp $ */
+/* $Id: rect.h,v 1.4 2006/10/18 14:16:02 strk Exp $ */
 
 #ifndef GNASH_RECT_H
 #define GNASH_RECT_H
@@ -89,18 +89,73 @@
        /// Set ourself to bound the given point
        void    enclose_point(float x, float y);
 
+       /// Return width this rectangle
        float   width() const
        {
                if ( is_null() ) return 0;
                return m_x_max-m_x_min;
        }
 
+       /// Return height this rectangle
        float   height() const
        {
                if ( is_null() ) return 0;
                return m_y_max-m_y_min;
        }
 
+       /// Shift this rectangle horizontally
+       //
+       /// A positive offset will shift to the right,
+       /// A negative offset will shift to the left.
+       ///
+       void shift_x(float offset)
+       {
+               if ( is_null() ) return;
+               m_x_min += offset;
+               m_x_max += offset;
+       }
+
+       /// Shift this rectangle vertically
+       //
+       /// A positive offset will increment y values.
+       /// A negative offset will decrement y values.
+       ///
+       /// TODO: document what the orientation is supposed     
+       ///       to be (up/down) ?
+       ///
+       void shift_y(float offset)
+       {
+               if ( is_null() ) return;
+               m_y_min += offset;
+               m_y_max += offset;
+       }
+
+       /// Scale this rectangle horizontally
+       //
+       /// A positive factor will make the rectangle bigger.
+       /// A negative factor will make the rectangle smaller.
+       /// A factor of 1 will leave it unchanged.
+       ///
+       void scale_x(float factor)
+       {
+               if ( is_null() ) return;
+               m_x_min *= factor;
+               m_x_max *= factor;
+       }
+
+       /// Scale this rectangle vertically
+       //
+       /// A positive factor will make the rectangle bigger.
+       /// A negative factor will make the rectangle smaller.
+       /// A factor of 1 will leave it unchanged.
+       ///
+       void scale_y(float factor)
+       {
+               if ( is_null() ) return;
+               m_y_min *= factor;
+               m_y_max *= factor;
+       }
+
        /// Get min X ordinate.
        //
        /// Don't call this against a null rectangle