From b85a292ce06475d560bfa1195b63a8bfe211f22d Mon Sep 17 00:00:00 2001
From: Timothy Pearson <kb9vqf@pearsoncomputing.net>
Date: Wed, 11 Jul 2012 14:15:27 -0500
Subject: Add 0.2.7 release of qwtplot3d for future TQt3 conversion and use

---
 lib/tqwtplot3d/src/qwt3d_movements.cpp | 106 +++++++++++++++++++++++++++++++++
 1 file changed, 106 insertions(+)
 create mode 100644 lib/tqwtplot3d/src/qwt3d_movements.cpp

(limited to 'lib/tqwtplot3d/src/qwt3d_movements.cpp')

diff --git a/lib/tqwtplot3d/src/qwt3d_movements.cpp b/lib/tqwtplot3d/src/qwt3d_movements.cpp
new file mode 100644
index 0000000..73ff9b1
--- /dev/null
+++ b/lib/tqwtplot3d/src/qwt3d_movements.cpp
@@ -0,0 +1,106 @@
+#if defined(_MSC_VER) /* MSVC Compiler */
+#pragma warning ( disable : 4305 )
+#pragma warning ( disable : 4786 )
+#endif
+
+#include <float.h>
+#include "qwt3d_plot.h"
+
+using namespace Qwt3D;
+
+
+/**
+  Set the rotation angle of the object. If you look along the respective axis towards ascending values,
+	the rotation is performed in mathematical \e negative sense 
+	\param xVal angle in \e degree to rotate around the X axis
+	\param yVal angle in \e degree to rotate around the Y axis
+	\param zVal angle in \e degree to rotate around the Z axis
+*/
+void Plot3D::setRotation( double xVal, double yVal, double zVal )
+{
+  if (xRot_ == xVal && yRot_ == yVal && zRot_ == zVal)
+		return;
+	
+	xRot_ = xVal;
+	yRot_ = yVal;
+	zRot_ = zVal;
+  
+	updateGL();
+	emit rotationChanged(xVal, yVal, zVal);
+}
+
+/**
+  Set the shift in object (world) coordinates.
+	\param xVal shift along (world) X axis
+	\param yVal shift along (world) Y axis
+	\param zVal shift along (world) Z axis
+	\see setViewportShift()
+*/
+void Plot3D::setShift( double xVal, double yVal, double zVal )
+{
+  if (xShift_ == xVal && yShift_ == yVal && zShift_ == zVal)
+		return;
+	
+	xShift_ = xVal;
+	yShift_ = yVal;
+	zShift_ = zVal;
+	updateGL();
+	emit shiftChanged(xVal, yVal, zVal);
+}
+
+/**
+  Performs shifting along screen axes. 
+  The shift moves points inside a sphere, 
+  which encloses the unscaled and unzoomed data
+	by multiples of the spheres diameter
+	
+	\param xVal shift along (view) X axis
+	\param yVal shift along (view) Y axis
+	\see setShift()
+*/
+void Plot3D::setViewportShift( double xVal, double yVal )
+{
+  if (xVPShift_ == xVal && yVPShift_ == yVal)
+		return;
+	
+  xVPShift_ = xVal;
+	yVPShift_ = yVal;
+		
+	updateGL();
+	emit vieportShiftChanged(xVPShift_, yVPShift_);
+}
+
+/**
+  Set the scale in object (world) coordinates.
+	\param xVal scaling for X values
+	\param yVal scaling for Y values
+	\param zVal scaling for Z values 
+
+	A respective value of 1 represents no scaling;
+*/
+void Plot3D::setScale( double xVal, double yVal, double zVal )
+{
+  if (xScale_ == xVal && yScale_ == yVal && zScale_ == zVal)
+		return;
+	
+	xScale_ = (xVal < DBL_EPSILON ) ? DBL_EPSILON : xVal;
+	yScale_ = (yVal < DBL_EPSILON ) ? DBL_EPSILON : yVal;
+	zScale_ = (zVal < DBL_EPSILON ) ? DBL_EPSILON : zVal;
+
+	updateGL();
+	emit scaleChanged(xVal, yVal, zVal);
+}
+
+/**
+  Set the (zoom in addition to scale).
+	\param val zoom value (value == 1 indicates no zooming)
+*/
+void Plot3D::setZoom( double val )
+{
+  if (zoom_ == val)
+		return;
+
+	zoom_ = (val < DBL_EPSILON ) ? DBL_EPSILON : val;
+ 	updateGL();
+	emit zoomChanged(val);
+}
-- 
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