// ==========================================================================
// Copyright 1995,2006,2008 Autodesk, Inc. All rights reserved.
// Use of this software is subject to the terms of the Autodesk
// license agreement provided at the time of installation or download,
// or which otherwise accompanies this software in either electronic
// or hard copy form.
// ==========================================================================
#include <maya/MTypeId.h>
#include <maya/MTypes.h>
#include <maya/MPxManipulatorNode.h>
#include <maya/MFnPlugin.h>
#include <maya/MObjectHandle.h>
#include <maya/MPxCommand.h>
#include <maya/MSyntax.h>
#include <maya/MDagModifier.h>
#include <maya/MPxDrawOverride.h>
#include <maya/M3dView.h>
#include <maya/MPoint.h>
#include <maya/MGLFunctionTable.h>
#include "manipulatorMath.h"
// Custom manipulator class
class squareScaleManipulator : public MPxManipulatorNode
virtual ~squareScaleManipulator();
virtual void postConstructor();
// The important virtuals to implement
virtual void draw(
M3dView& view,
const MDagPath& path,
virtual void preDrawUI( const M3dView &view );
virtual void drawUI(MHWRender::MUIDrawManager& drawManager, const MHWRender::MFrameContext& frameContext) const;
virtual MStatus doPress(M3dView& view);
virtual MStatus doDrag(M3dView& view);
virtual MStatus doRelease(M3dView& view);
// Utility methods
MStatus updateDragInformation();
// Standard API required methods
static void* creator();
static MStatus initialize();
// Node id
static MTypeId id;
static MString classification;
static MString registrantId;
// Base points for manip
static const MPoint topLeft;
static const MPoint topRight;
static const MPoint bottomLeft;
static const MPoint bottomRight;
bool shouldDraw(const MDagPath& camera) const;
// GL component names for drawing and picking
MGLuint fActiveName, fTopName, fRightName, fBottomName, fLeftName;
// Final draw points
float fTopLeft[4], fTopRight[4], fBottomRight[4], fBottomLeft[4];
// Simple class for plane creation, intersection
planeMath fPlane;
// Modified mouse position used for updating manipulator
MPoint fMousePointGlName;
bool fDrawManip;