/usr/include/simgear/canvas/elements/CanvasImage.hxx is in libsimgear-dev 3.0.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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 | // An image on the Canvas
//
// Copyright (C) 2012 Thomas Geymayer <tomgey@gmail.com>
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Library General Public
// License as published by the Free Software Foundation; either
// version 2 of the License, or (at your option) any later version.
//
// This library 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
// Library General Public License for more details.
//
// You should have received a copy of the GNU Library General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
#ifndef CANVAS_IMAGE_HXX_
#define CANVAS_IMAGE_HXX_
#include "CanvasElement.hxx"
#include <simgear/canvas/canvas_fwd.hxx>
#include <simgear/misc/CSSBorder.hxx>
#include <osg/Texture2D>
namespace simgear
{
namespace canvas
{
class Image:
public Element
{
public:
static const std::string TYPE_NAME;
static void staticInit();
/**
* @param node Property node containing settings for this image:
* rect/[left/right/top/bottom] Dimensions of source
* rect
* size[0-1] Dimensions of rectangle
* [x,y] Position of rectangle
*/
Image( const CanvasWeakPtr& canvas,
const SGPropertyNode_ptr& node,
const Style& parent_style = Style(),
Element* parent = 0 );
virtual ~Image();
virtual void update(double dt);
virtual void valueChanged(SGPropertyNode* child);
void setSrcCanvas(CanvasPtr canvas);
CanvasWeakPtr getSrcCanvas() const;
void setImage(osg::Image *img);
void setFill(const std::string& fill);
/**
* Set image slice (aka. 9-scale)
*
* @see http://www.w3.org/TR/css3-background/#border-image-slice
*/
void setSlice(const std::string& slice);
/**
* Set image slice width.
*
* By default the size of the 9-scale grid is the same as specified
* with setSlice/"slice". Using this method allows setting values
* different to the size in the source image.
*
* @see http://www.w3.org/TR/css3-background/#border-image-width
*/
void setSliceWidth(const std::string& width);
/**
* http://www.w3.org/TR/css3-background/#border-image-outset
*/
void setOutset(const std::string& outset);
const SGRect<float>& getRegion() const;
bool handleEvent(EventPtr event);
protected:
enum ImageAttributes
{
SRC_RECT = LAST_ATTRIBUTE << 1, // Source image rectangle
DEST_SIZE = SRC_RECT << 1, // Element size
SRC_CANVAS = DEST_SIZE << 1
};
virtual void childChanged(SGPropertyNode * child);
void setupDefaultDimensions();
SGRect<int> getTextureDimensions() const;
void setQuad(size_t index, const SGVec2f& tl, const SGVec2f& br);
void setQuadUV(size_t index, const SGVec2f& tl, const SGVec2f& br);
osg::ref_ptr<osg::Texture2D> _texture;
// TODO optionally forward events to canvas
CanvasWeakPtr _src_canvas;
osg::ref_ptr<osg::Geometry> _geom;
osg::ref_ptr<osg::DrawArrays>_prim;
osg::ref_ptr<osg::Vec3Array> _vertices;
osg::ref_ptr<osg::Vec2Array> _texCoords;
osg::ref_ptr<osg::Vec4Array> _colors;
SGPropertyNode *_node_src_rect;
SGRect<float> _src_rect,
_region;
CSSBorder _slice,
_slice_width,
_outset;
};
} // namespace canvas
} // namespace canvas
#endif /* CANVAS_IMAGE_HXX_ */
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