commit fea770deba173fc1089f628d48ebc249fd4ce887
author george82 <george82@3789f03b-4d11-0410-bbf8-ca57d06f2519> Wed Apr 05 15:33:50 2006 +0000
committer george82 <george82@3789f03b-4d11-0410-bbf8-ca57d06f2519> Wed Apr 05 15:33:50 2006 +0000
tree 3365d0c10ac1a6047c4ba2397c2f3815cae0ca39
parent c5b3973accbae9d3aac50182ca451e9f2596cb31

Small code improvements.
Added the new method calculateScaledBufferSize() to
the rfb::ScaledPixelBuffer class.


git-svn-id: svn://svn.code.sf.net/p/tigervnc/code/trunk@514 3789f03b-4d11-0410-bbf8-ca57d06f2519

rfb/ScaledPixelBuffer.cxx

diff --git a/rfb/ScaledPixelBuffer.cxx b/rfb/ScaledPixelBuffer.cxx
index bd1ff72..bf4612d 100644
--- a/rfb/ScaledPixelBuffer.cxx
+++ b/rfb/ScaledPixelBuffer.cxx
@@ -45,8 +45,7 @@
   src_data = src_data_;
   src_width  = w;
   src_height = h;
-  scaled_width  = (int)ceil(src_width  * scale_ratio);
-  scaled_height = (int)ceil(src_height * scale_ratio);
+  calculateScaledBufferSize();
   recreateScaledBuffer();
 }
 
@@ -54,13 +53,8 @@
   if (scale != scale_) {
     scale = scale_;
     scale_ratio = double(scale) / 100;
-
-    scaled_width  = (int)ceil(src_width  * scale_ratio);
-    scaled_height = (int)ceil(src_height * scale_ratio);
-
+    calculateScaledBufferSize();
     recreateScaledBuffer();
-
-    scaleRect(Rect(0, 0, scaled_width, scaled_height));
   }
 }
 
@@ -129,5 +123,10 @@
   return Rect(x_start, y_start, x_end, y_end);
 }
 
+void ScaledPixelBuffer::calculateScaledBufferSize() {
+  scaled_width  = (int)ceil(src_width  * scale_ratio);
+  scaled_height = (int)ceil(src_height * scale_ratio);
+}
+
 void ScaledPixelBuffer::recreateScaledBuffer() {
 }

rfb/ScaledPixelBuffer.h

diff --git a/rfb/ScaledPixelBuffer.h b/rfb/ScaledPixelBuffer.h
index f7243e1..3b6aa7e 100644
--- a/rfb/ScaledPixelBuffer.h
+++ b/rfb/ScaledPixelBuffer.h
@@ -63,6 +63,12 @@
     inline Rect calculateScaleBoundary(const Rect& r);
 
   protected:
+
+    // Calculate the scaled buffer size depending on the source buffer
+    // parameters (width, height, pixel format)
+    void calculateScaledBufferSize();
+
+    // Recreate the scaled pixel buffer
     virtual void recreateScaledBuffer();
 
     int src_width;