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Point.cpp
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Point.cpp
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/*
* File: Point.cpp
* Author: tomko
*
* Created on 3 czerwiec 2011, 22:30
*/
#include "Point.h"
#include <string>
#include <cairo/cairo.h>
#include <vector>
#include <cmath>
#include "Coordinates.h"
#include "IconStyle.h"
#include "Placemark.h"
#include "MainWindow.h"
using namespace std;
Point::Point()
{
init();
Coordinates* tmp = new Coordinates();
tmp->addCoordinate(0.0, 0.0, 0.0);
AddChild(tmp);
}
Point::Point(std::string* s) : node(s)
{
init();
}
Point::Point(const Point& orig)
{
}
Point::~Point()
{
}
void Point::init()
{
name = "Point";
}
void Point::draw(cairo_t* cr, double a_x, double b_x, double a_y, double b_y, double *color)
{
node *tmp = parent;
while (!(dynamic_cast<Placemark*> (tmp)))
{
tmp = tmp->GetParent();
}
IconStyle *is = dynamic_cast<Placemark*> (tmp)->getIconstyle();
double *cor = (dynamic_cast<Coordinates*> (children.front()))->getCoordinates(0);
bool no_ic = true;
if (is) //jest ikona do pokazania
{
if (is->getImage() == "")
{
no_ic = true;
}
else
{
cairo_surface_t *image;
gint width, height;
image = cairo_image_surface_create_from_png(is->getImage().c_str());
if (cairo_surface_status(image) != CAIRO_STATUS_FILE_NOT_FOUND)
{
no_ic = false;
width = cairo_image_surface_get_width(image);
height = cairo_image_surface_get_height(image);
double x, y;
x = a_x * (cor[0] - b_x);
y = a_y * (cor[1] - b_y);
if (is->getXunits() == "\"fraction\"")
{
x -= (int) ((double) width * is->getX());
}
else if (is->getXunits() == "\"insetPixels\"")
{
x += (int) is->getX() + width;
}
else if (is->getXunits() == "\"pixels\"")
{
x += (int) is->getX();
}
if (is->getYunits() == "\"fraction\"")
{
y -= (int) ((double) height * is->getY());
}
else if (is->getYunits() == "\"insetPixels\"")
{
y += (int) is->getY() + height;
}
else if (is->getYunits() == "\"pixels\"")
{
y += (int) is->getY();
}
cairo_set_source_surface(cr, image, x, y);
cairo_paint(cr);
cairo_surface_destroy(image);
}
}
}
else
{
no_ic = true;
}
if (no_ic)
{
if (is && is->getColor())
{
double *col = is->getColor();
cairo_set_source_rgba(cr, col[0], col[1], col[2], col[3]);
}
else if (!color) //jak nie ma koloru to domyślny czarny
{
cairo_set_source_rgb(cr, 0, 0, 0);
}
else
{
cairo_set_source_rgba(cr, color[0], color[1], color[2], color[3]);
}
cairo_set_line_width(cr, 1.0);
cairo_arc(cr, a_x * (cor[0] - b_x), a_y * (cor[1] - b_y), 2.0, 0, 2 * M_PI);
cairo_fill(cr);
}
/*cairo_move_to(cr, a_x*(cor[0]-b_x), a_y*(cor[1]-b_y));
cairo_line_to(cr, a_x*(cor[0]-b_x)+1, a_y*(cor[1]-b_y)+1);//*/
cairo_stroke(cr);
}
bool Point::ifRemoveOlny()
{
return true;
}