From cdf070c8d76ffc4eaa24e8671756cbbe9ceb2890 Mon Sep 17 00:00:00 2001
From: thomasvl <thomasvl@7dc7ac4e-7543-0410-b95c-c1676fc8e2a3>
Date: Mon, 14 Apr 2008 17:21:02 +0000
Subject: See the ReleaseNotes for the full details, highlights: - bug fixes -
 code coverage support - more complete unittests - full support for
 unittesting UIs - support for the iphone sdk (include ui unittesting)

---
 Foundation/GTMGeometryUtils.m | 104 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 104 insertions(+)
 create mode 100644 Foundation/GTMGeometryUtils.m

(limited to 'Foundation/GTMGeometryUtils.m')

diff --git a/Foundation/GTMGeometryUtils.m b/Foundation/GTMGeometryUtils.m
new file mode 100644
index 0000000..f5b38dc
--- /dev/null
+++ b/Foundation/GTMGeometryUtils.m
@@ -0,0 +1,104 @@
+//
+//  GTMGeometryUtils.m
+//
+//  Copyright 2006-2008 Google Inc.
+//
+//  Licensed under the Apache License, Version 2.0 (the "License"); you may not
+//  use this file except in compliance with the License.  You may obtain a copy
+//  of the License at
+// 
+//  http://www.apache.org/licenses/LICENSE-2.0
+// 
+//  Unless required by applicable law or agreed to in writing, software
+//  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+//  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
+//  License for the specific language governing permissions and limitations under
+//  the License.
+//
+
+#import "GTMGeometryUtils.h"
+
+/// Align rectangles
+//
+//  Args:
+//    alignee - rect to be aligned
+//    aligner - rect to be aligned to
+//    alignment - alignment to be applied to alignee based on aligner
+
+NSRect GTMAlignRectangles(NSRect alignee, NSRect aligner, GTMRectAlignment alignment) {
+  switch (alignment) {
+    case GTMRectAlignTop:
+      alignee.origin.x = aligner.origin.x + (NSWidth(aligner) * .5f - NSWidth(alignee) * .5f);
+      alignee.origin.y = aligner.origin.y + NSHeight(aligner) - NSHeight(alignee);
+      break;
+      
+    case GTMRectAlignTopLeft:
+      alignee.origin.x = aligner.origin.x;
+      alignee.origin.y = aligner.origin.y + NSHeight(aligner) - NSHeight(alignee);
+    break;
+    
+    case GTMRectAlignTopRight:
+      alignee.origin.x = aligner.origin.x + NSWidth(aligner) - NSWidth(alignee);
+      alignee.origin.y = aligner.origin.y + NSHeight(aligner) - NSHeight(alignee);
+      break;
+
+    case GTMRectAlignLeft:
+      alignee.origin.x = aligner.origin.x;
+      alignee.origin.y = aligner.origin.y + (NSHeight(aligner) * .5f - NSHeight(alignee) * .5f);
+      break;
+      
+    case GTMRectAlignBottomLeft:
+      alignee.origin.x = aligner.origin.x;
+      alignee.origin.y = aligner.origin.y;
+      break;
+
+    case GTMRectAlignBottom:
+      alignee.origin.x = aligner.origin.x + (NSWidth(aligner) * .5f - NSWidth(alignee) * .5f);
+      alignee.origin.y = aligner.origin.y;
+      break;
+
+    case GTMRectAlignBottomRight:
+      alignee.origin.x = aligner.origin.x + NSWidth(aligner) - NSWidth(alignee);
+      alignee.origin.y = aligner.origin.y;
+      break;
+      
+    case GTMRectAlignRight:
+      alignee.origin.x = aligner.origin.x + NSWidth(aligner) - NSWidth(alignee);
+      alignee.origin.y = aligner.origin.y + (NSHeight(aligner) * .5f - NSHeight(alignee) * .5f);
+      break;
+      
+    default:
+    case GTMRectAlignCenter:
+      alignee.origin.x = aligner.origin.x + (NSWidth(aligner) * .5f - NSWidth(alignee) * .5f);
+      alignee.origin.y = aligner.origin.y + (NSHeight(aligner) * .5f - NSHeight(alignee) * .5f);
+      break;
+  }
+  return alignee;
+}
+
+NSRect GTMScaleRectangleToSize(NSRect scalee, NSSize size, GTMScaling scaling) {
+  switch (scaling) {
+    case GTMScaleProportionally: {
+      float height = NSHeight(scalee);
+      float width = NSWidth(scalee);
+      if (isnormal(height) && isnormal(width) && 
+          (height > size.height || width > size.width)) {
+        float horiz = size.width / width;
+        float vert = size.height / height;
+        float newScale = horiz < vert ? horiz : vert;
+        scalee = GTMNSRectScale(scalee, newScale, newScale);
+      }
+      break;
+    }
+      
+    case GTMScaleToFit:
+      scalee.size = size;
+      break;
+      
+    case GTMScaleNone:
+    default:
+      // Do nothing
+      break;
+  }
+  return scalee;
+}
-- 
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