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/**
*
* This file is part of Tulip (www.tulip-software.org)
*
* Authors: David Auber and the Tulip development Team
* from LaBRI, University of Bordeaux
*
* Tulip 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 3
* of the License, or (at your option) any later version.
*
* Tulip 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 General Public License for more details.
*
*/
#include <tulip/StringProperty.h>
#include <tulip/ColorProperty.h>
#include <tulip/DoubleProperty.h>
#include <tulip/Size.h>
#include <tulip/Coord.h>
#include <tulip/Glyph.h>
#include <tulip/EdgeExtremityGlyph.h>
#include <tulip/GlRegularPolygon.h>
#include <tulip/GlGraphRenderingParameters.h>
#include <tulip/Graph.h>
#include <tulip/GlGraphInputData.h>
#include <tulip/TulipViewSettings.h>
using namespace std;
using namespace tlp;
namespace tlp {
static GlRegularPolygon *diamond = NULL;
static void drawDiamond(const Color &fillColor,
const Color &borderColor,
float borderWidth,
const std::string &textureName,
float lod) {
diamond->setFillColor(fillColor);
if (borderWidth > 0) {
diamond->setOutlineMode(true);
diamond->setOutlineColor(borderColor);
diamond->setOutlineSize(borderWidth);
}
else {
diamond->setOutlineMode(false);
}
diamond->setTextureName(textureName);
diamond->draw(lod,NULL);
}
/** \addtogroup glyph */
/// A 2D glyph
/**
* This glyph draws a textured diamond using the "viewTexture"
* node property value. If this property has no value, the diamond
* is then colored using the "viewColor" node property value.
*/
class Diamond: public Glyph {
public:
GLYPHINFORMATION("2D - Diamond", "Patrick Mary", "23/06/2011", "Textured Diamond", "1.0", NodeShape::Diamond)
Diamond(const tlp::PluginContext *context = NULL);
virtual ~Diamond();
virtual void getIncludeBoundingBox(BoundingBox &boundingBox,node);
virtual void draw(node n, float lod);
virtual Coord getAnchor(const Coord &vector) const;
};
PLUGIN(Diamond)
Diamond::Diamond(const tlp::PluginContext* context) :
Glyph(context) {
if(!diamond)
diamond=new GlRegularPolygon(Coord(0,0,0),Size(.5,.5,0), 4);
}
Diamond::~Diamond() {
}
void Diamond::getIncludeBoundingBox(BoundingBox &boundingBox,node) {
boundingBox[0] = Coord(-0.35f, -0.35f, 0);
boundingBox[1] = Coord(0.35f, 0.35f, 0);
}
void Diamond::draw(node n, float lod) {
diamond->setLightingMode(true);
string textureName=glGraphInputData->getElementTexture()->getNodeValue(n);
if(textureName!="")
textureName=glGraphInputData->parameters->getTexturePath()+textureName;
drawDiamond(glGraphInputData->getElementColor()->getNodeValue(n),
glGraphInputData->getElementBorderColor()->getNodeValue(n),
glGraphInputData->getElementBorderWidth()->getNodeValue(n),
textureName,
lod);
}
Coord Diamond::getAnchor(const Coord &vector) const {
Coord v(vector);
float x, y, z;
v.get(x, y, z);
// initialize anchor as top corner
Coord anchor(0, 0.5, 0);
float distMin = x*x + ((y - 0.5) * (y - 0.5));
// check with the right corner
float dist = ((x - 0.5) * (x - 0.5)) + y*y;
if (distMin > dist) {
distMin = dist;
anchor = Coord(0.5, 0, 0);
}
// check with the bottom corner
dist = x*x + ((y + 0.5)*(y + 0.5));
if (distMin > dist) {
distMin = dist;
anchor = Coord(0, -0.5, 0);
}
// check with left corner
if (distMin > ((x + 0.5) * (x + 0.5)) + y*y)
return Coord(-0.5, 0, 0);
return anchor;
}
class EEDiamond: public EdgeExtremityGlyph {
public:
GLYPHINFORMATION("2D - Diamond extremity", "Patrick Mary", "23/06/2011", "Textured Diamond for edge extremities", "1.0", EdgeExtremityShape::Diamond)
EEDiamond(const tlp::PluginContext* context): EdgeExtremityGlyph(context) {
if(!diamond)
diamond=new GlRegularPolygon(Coord(0,0,0),Size(.5,.5,0), 4);
}
void draw(edge e,
node,
const Color & glyphColor,
const Color &borderColor,
float lod) {
diamond->setLightingMode(false);
string textureName=edgeExtGlGraphInputData->getElementTexture()->getEdgeValue(e);
if(textureName!="")
textureName=edgeExtGlGraphInputData->parameters->getTexturePath()+textureName;
drawDiamond(glyphColor,
borderColor,
edgeExtGlGraphInputData->getElementBorderWidth()->getEdgeValue(e),
textureName,
lod);
}
};
PLUGIN(EEDiamond)
} // end of namespace tlp
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