From f6bf1062196b7d6493bcc372f3eca1571c6aa94e Mon Sep 17 00:00:00 2001
From: Vladimir Glazounov <vg@openoffice.org>
Date: Tue, 13 May 2008 13:30:58 +0000
Subject: [PATCH] INTEGRATION: CWS presenterscreen (1.2.4); FILE MERGED
 2008/04/22 08:26:07 af 1.2.4.2: RESYNC: (1.2-1.3); FILE MERGED 2008/04/16
 15:34:13 af 1.2.4.1: #i18486# Added support for rounded rectangles, rounding.

---
 .../presenter/PresenterGeometryHelper.hxx     | 47 ++++++++++++++++++-
 1 file changed, 46 insertions(+), 1 deletion(-)

diff --git a/sdext/source/presenter/PresenterGeometryHelper.hxx b/sdext/source/presenter/PresenterGeometryHelper.hxx
index 83257602fb62..bfe9fb357b05 100644
--- a/sdext/source/presenter/PresenterGeometryHelper.hxx
+++ b/sdext/source/presenter/PresenterGeometryHelper.hxx
@@ -8,7 +8,7 @@
  *
  * $RCSfile: PresenterGeometryHelper.hxx,v $
  *
- * $Revision: 1.3 $
+ * $Revision: 1.4 $
  *
  * This file is part of OpenOffice.org.
  *
@@ -48,6 +48,30 @@ namespace sdext { namespace presenter {
 class PresenterGeometryHelper
 {
 public:
+    static sal_Int32 Round (const double nValue);
+    static sal_Int32 Floor (const double nValue);
+    static sal_Int32 Ceil (const double nValue);
+
+    /** Return the bounding box with integer coordinates of the given
+        rectangle.  Note that due to different rounding of the left/top and
+        the right/bottom border the width of the resulting rectangle may
+        differ for different positions but constant width and height.
+    */
+    static css::awt::Rectangle ConvertRectangle (
+        const css::geometry::RealRectangle2D& rBox);
+
+    /** Convert the given rectangle to integer coordinates so that width and
+        height remain constant when only the position changes.
+    */
+    static css::awt::Rectangle ConvertRectangleWithConstantSize (
+        const css::geometry::RealRectangle2D& rBox);
+
+    static css::geometry::RealRectangle2D ConvertRectangle (
+        const css::awt::Rectangle& rBox);
+
+    static css::awt::Size ConvertSize (
+        const css::geometry::RealSize2D& rSize);
+
     static css::awt::Rectangle TranslateRectangle (
         const css::awt::Rectangle& rBox,
         const sal_Int32 nXOffset,
@@ -57,6 +81,10 @@ public:
         const css::awt::Rectangle& rBox1,
         const css::awt::Rectangle& rBox2);
 
+    static css::geometry::RealRectangle2D Intersection (
+        const css::geometry::RealRectangle2D& rBox1,
+        const css::geometry::RealRectangle2D& rBox2);
+
     static bool IsInside (
         const css::awt::Rectangle& rBox,
         const css::awt::Point& rPoint);
@@ -65,10 +93,20 @@ public:
         const css::geometry::RealRectangle2D& rBox,
         const css::geometry::RealPoint2D& rPoint);
 
+    /** Return whether rBox1 is completly inside rBox2.
+    */
+    static bool IsInside (
+        const css::awt::Rectangle& rBox1,
+        const css::awt::Rectangle& rBox2);
+
     static css::awt::Rectangle Union (
         const css::awt::Rectangle& rBox1,
         const css::awt::Rectangle& rBox2);
 
+    static css::geometry::RealRectangle2D Union (
+        const css::geometry::RealRectangle2D& rBox1,
+        const css::geometry::RealRectangle2D& rBox2);
+
     static bool AreRectanglesDisjoint (
         const css::awt::Rectangle& rBox1,
         const css::awt::Rectangle& rBox2);
@@ -84,6 +122,13 @@ public:
     static css::uno::Reference<css::rendering::XPolyPolygon2D> CreatePolygon(
         const ::std::vector<css::awt::Rectangle>& rBoxes,
         const css::uno::Reference<css::rendering::XGraphicDevice>& rxDevice);
+
+    /** Create a polygon for a rounded rectangle.
+    */
+    static css::uno::Reference<css::rendering::XPolyPolygon2D> CreatePolygon(
+        const css::awt::Rectangle& rBox,
+        const double nRadius,
+        const css::uno::Reference<css::rendering::XGraphicDevice>& rxDevice);
 };
 
 } }