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