PointBrush.cpp

//
// PointBrush.cpp
//
// The implementation of Point Brush. It is a kind of ImpBrush. All your brush implementations
// will look like the file with the different GL primitive calls.
//

#include "ImpressionistDoc.h"
#include "ImpressionistUI.h"
#include "PointBrush.h"

extern float frand();

PointBrush::PointBrush( ImpressionistDoc* pDoc, char* name ) :
	ImpBrush(pDoc,name)
{
}

void PointBrush::BrushBegin( const Point source, const Point target )
{
	ImpressionistDoc* pDoc = GetDocument();
	ImpressionistUI* dlg=pDoc->m_pUI;

	int size = pDoc->getSize();

	glPointSize( (float)size );

	BrushMove( source, target );
}

void PointBrush::BrushMove( const Point source, const Point target )
{
	ImpressionistDoc* pDoc = GetDocument();
	ImpressionistUI* dlg=pDoc->m_pUI;

	if ( pDoc == NULL ) {
		printf( "PointBrush::BrushMove, document is NULL\n" );
		return;
	}

	glBegin( GL_POINTS );

		SetColor( source );
		glVertex2d( target.x, target.y );

	glEnd();
}

void PointBrush::BrushEnd( const Point source, const Point target )
{
	// do nothing so far
}