71 lines
1.9 KiB
C++
71 lines
1.9 KiB
C++
/**
|
|
* PANDA 3D SOFTWARE
|
|
* Copyright (c) Carnegie Mellon University. All rights reserved.
|
|
*
|
|
* All use of this software is subject to the terms of the revised BSD
|
|
* license. You should have received a copy of this license along
|
|
* with this source code in a file named "LICENSE."
|
|
*
|
|
* @file pnmBrush.h
|
|
* @author drose
|
|
* @date 2007-02-01
|
|
*/
|
|
|
|
#ifndef PNMBRUSH_H
|
|
#define PNMBRUSH_H
|
|
|
|
#include "pandabase.h"
|
|
#include "referenceCount.h"
|
|
#include "pointerTo.h"
|
|
#include "luse.h"
|
|
|
|
class PNMImage;
|
|
|
|
/**
|
|
* This class is used to control the shape and color of the drawing operations
|
|
* performed by a PNMPainter object.
|
|
*
|
|
* Normally, you don't create a PNMBrush directly; instead, use one of the
|
|
* static PNMBrush::make_*() methods provided here.
|
|
*
|
|
* A PNMBrush is used to draw the border of a polygon or rectangle, as well as
|
|
* for filling its interior. When it is used to draw a border, the brush is
|
|
* "smeared" over the border; when it is used to fill the interior, it is
|
|
* tiled through the interior.
|
|
*/
|
|
class EXPCL_PANDA_PNMIMAGE PNMBrush : public ReferenceCount {
|
|
protected:
|
|
INLINE PNMBrush(float xc, float yc);
|
|
|
|
PUBLISHED:
|
|
virtual ~PNMBrush();
|
|
|
|
enum BrushEffect {
|
|
BE_set,
|
|
BE_blend,
|
|
BE_darken,
|
|
BE_lighten,
|
|
};
|
|
|
|
static PT(PNMBrush) make_transparent();
|
|
static PT(PNMBrush) make_pixel(const LColorf &color, BrushEffect effect = BE_blend);
|
|
static PT(PNMBrush) make_spot(const LColorf &color, float radius, bool fuzzy,
|
|
BrushEffect effect = BE_blend);
|
|
static PT(PNMBrush) make_image(const PNMImage &image, float xc, float yc,
|
|
BrushEffect effect = BE_blend);
|
|
|
|
public:
|
|
INLINE float get_xc() const;
|
|
INLINE float get_yc() const;
|
|
|
|
virtual void draw(PNMImage &image, int x, int y, float pixel_scale)=0;
|
|
virtual void fill(PNMImage &image, int xfrom, int xto, int y,
|
|
int xo, int yo)=0;
|
|
|
|
protected:
|
|
float _xc, _yc;
|
|
};
|
|
|
|
#include "pnmBrush.I"
|
|
|
|
#endif
|