/usr/include/osgEarthSymbology/Stroke is in libosgearth-dev 2.9.0+dfsg-1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 | /* -*-c++-*- */
/* osgEarth - Dynamic map generation toolkit for OpenSceneGraph
* Copyright 2016 Pelican Mapping
* http://osgearth.org
*
* osgEarth is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>
*/
#ifndef OSGEARTHSYMBOLOGY_STROKE_H
#define OSGEARTHSYMBOLOGY_STROKE_H 1
#include <osgEarthSymbology/Common>
#include <osgEarthSymbology/Color>
#include <osgEarth/Config>
#include <osgEarth/Units>
namespace osgEarth { namespace Symbology
{
/**
* Drawing parameters for a line.
*/
class OSGEARTHSYMBOLOGY_EXPORT Stroke
{
public:
/** Style for rendering the end caps of a line string. */
enum LineCapStyle
{
LINECAP_FLAT, /** no endcap. the line ends at the terminal point. */
LINECAP_SQUARE, /** endcap extends width()/2 past the terminal point and is squared off. */
LINECAP_ROUND /** endcap extends width()/2 past the terminal point and is rounded off. */
};
/** Style for rendering the joins between line segments. */
enum LineJoinStyle
{
LINEJOIN_MITRE, /** outside joins form a sharp point. */
LINEJOIN_ROUND /** outside joins form an arc. */
};
public:
Stroke();
Stroke(float r, float g, float b, float a );
Stroke(const Color& color );
Stroke(const Config& conf );
Stroke(const Stroke& rhs);
virtual ~Stroke() { }
/** Line color. */
Color& color() { return _color; }
const Color& color() const { return _color; }
/** Capping of line ends. */
optional<LineCapStyle>& lineCap() { return _lineCap; }
const optional<LineCapStyle>& lineCap() const { return _lineCap; }
/** How to render line joints in a LineString. */
optional<LineJoinStyle>& lineJoin() { return _lineJoin; }
const optional<LineJoinStyle>& lineJoin() const { return _lineJoin; }
/** Line rendering width. */
optional<float>& width() { return _width; }
const optional<float>& width() const { return _width; }
/** Units for the width property. (default = Units::PIXELS) */
optional<Units>& widthUnits() { return _widthUnits; }
const optional<Units>& widthUnits() const { return _widthUnits; }
/** Minimum with of a line in pixels (default = 0.0, no minimum).
This typically only applies to lines with map unit width, and
tells the renderer to maintain a minimum pixel width so that
the geometry is always visible. */
optional<float>& minPixels() { return _minPixels; }
const optional<float>& minPixels() const { return _minPixels; }
/** Stippling pattern. Bitmask of pixels to draw. */
optional<unsigned short>& stipplePattern() { return _stipplePattern; }
const optional<unsigned short>& stipplePattern() const { return _stipplePattern; }
/** Stippling factor; number of times to repeat each bit in the stipplePattern. */
optional<unsigned>& stippleFactor() { return _stippleFactor; }
const optional<unsigned>& stippleFactor() const { return _stippleFactor; }
/** Backwards-compatibility only */
optional<unsigned short>& stipple() { return _stipplePattern; }
const optional<unsigned short>& stipple() const { return _stipplePattern; }
/** Rounding ratio - when rounding corners/caps, this is the ratio
of rounded-segment length to width(). The smaller this value,
the more detailed the rounding will be. (Default is 0.4) */
optional<float>& roundingRatio() { return _roundingRatio; }
const optional<float>& roundingRatio() const { return _roundingRatio; }
public:
virtual Config getConfig() const;
virtual void mergeConfig( const Config& conf );
protected:
Color _color;
optional<LineCapStyle> _lineCap;
optional<LineJoinStyle> _lineJoin;
optional<float> _width;
optional<Units> _widthUnits;
optional<unsigned> _stippleFactor;
optional<unsigned short> _stipplePattern;
optional<float> _roundingRatio;
optional<float> _minPixels;
void init();
};
} } // namespace osgEarth::Symbology
#endif // OSGEARTHSYMBOLOGY_STROKE_H
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