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-/** items.cpp
- * zinclib/tests
- *
- * This software is the property of IntuiLab SA, France.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. The name of the author may not be used to endorse or promote products
- * derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
- * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * Some tests for zinclib
- *
- * 08/03/05
- *
- * Contributors:
- * Benoit Peccatte <peccatte@intuilab.com>
- *
- */
-
-
-#include "Zinc.hpp"
-#include <math.h>
-//global variable
-Zinc *zn;
-
-const double PI = atan2 (1., 1.) * 4.;
-
-//prepare constants
-//black color
-String black = String ("white");
-// red color
-String red = String ("red");
-// sample text
-String texte = String ("Hello world");
-// sample gradient
-String gradient = String ("=axial 0 | blue | white 50 | red");
-// sample gradient
-String gradient2 = String ("=axial 0 | yellow | green 50 | red");
-
-//Let's test all item types
-int main (int argc, char** argv)
-{
- //catch exceptions
- try
- {
- //don't forget to load zinc
- Zinc::loadZinc (argv[0]);
- ZincPath *path;
-
- //create the widget
- zn = new Zinc (ZINC_BACKEND_OPENGL);
-
- //give it parameters
- zn->setWidth (600);
- zn->setHeight (400);
-
- //change background color
- printf ("%s\n",zn->getBackcolor ().c_str ());
- zn->setBackcolor (black);
- printf ("%s\n",zn->getBackcolor ().c_str ());
-
- ZincItem *g1;
- ZincItem *g2;
- //create a group
- g1 = zn->itemCreateGroup (NULL);
- // create another group (with parent)
- g2 = zn->itemCreateGroup (g1);
-
- //create a rectangle
- ZincItem *rect;
- rect = zn->itemCreateRectangle (g1, 10, 10, 100, 100);
- // fill the rectangle
- zn->itemSetFilled (rect, 1);
- // remove the rectangle
- zn->itemRemove (rect);
- delete rect;
-
- //try a second one
- rect = zn->itemCreateRectangle (g1, 10, 10, 100, 100);
- // fill the rectangle
- zn->itemSetFilled (rect, 1);
- // in red
- zn->itemSetFillcolor (rect, red);
- zn->itemSetTransformation (rect, cos (PI / 4), sin (PI / 4),
- -sin (PI / 4), cos (PI / 4), 100, 0);
- delete rect;
-
- // create an arc
- ZincItem *arc;
- arc = zn->itemCreateArc (NULL, 10, 10, 200, 200);
-
- // give parameters to the arc
- zn->itemSetClosed (arc, 1);
- zn->itemSetExtent (arc, 230);
- // fill the arc
- zn->itemSetFilled (arc, 1);
- // with a gradient
- zn->itemSetFillcolor (arc, gradient);
- delete arc;
-
- // create a sample text
- ZincItem *text = zn->itemCreateText (g2);
- zn->itemSetText (text, texte);
- zn->itemSetPosition (text, 10, 300);
- zn->itemSetPosition (text, 10, 300);
- delete text;
-
- // create a curve
- path = new ZincPath(200,200);
- //test lineto
- path->lineTo (250,250);
- //test quadraticBezierTo
- path->quadraticBezierTo (300,200, 300,300);
- //test cubicBezierTo
- path->cubicBezierTo (400,400, 500,300, 400,200);
- path->curveTo (500,200, 500,100, 400,100);
-
- //test arcs
- path->arcTo (100, 100, 0, false, true, 300, 100);
-
-
- // test close
- path->close ();
- //display the curve
- ZincItem *pa = zn->itemCreateCurve (g2, path);
- zn->contour (pa, false, path);
- zn->contour (pa, true, path);
- delete path;
- // fill the arc
- zn->itemSetFilled (pa, 1);
- // with a gradient
- zn->itemSetFillcolor (pa, gradient2);
- zn->itemTranslate (pa, 30, 30, false);
-
- // test bounding box
- double bbox[4];
- zn->bbox (pa, bbox);
- printf ("bbox %f, %f, %f, %f\n", bbox[0], bbox[1], bbox[2], bbox[3]);
- delete pa;
-
- // create an icon from a file
- ZincImage *image = zn->createImageFromFile ("paper.gif");
- ZincItem *icon = zn->itemCreateIcon (g2, image);
- printf("icon width %d, height %d\n",
- zn->getImageWidth (image), zn->getImageHeight (image));
- zn->itemSetPosition (icon, 200, 10);
- zn->itemTranslate (icon, -20, 10);
- zn->itemRotate (icon, 0);
- zn->itemRotate (icon, -45, 0, 0);
- zn->itemRotate (icon, 45, true);
- zn->itemRotate (icon, 45, 0, 0, true);
- delete icon;
-
- // another icon to test other transforms
- ZincItem *icon2 = zn->itemCreateIcon (g2, image);
- zn->itemSetPosition (icon2, 300, 10);
- zn->itemScale (icon2, 3., 3.);
- zn->itemScale (icon2, .5, .5, 0, 0);
- zn->itemSkew (icon2, 10, 10);
- zn->itemSkewX (icon2, -10);
- zn->itemSkewY (icon2, -10);
-
- // test bounding box
- zn->relativeBbox (icon2, bbox);
- printf ("relativeBbox %f, %f, %f, %f\n", bbox[0], bbox[1], bbox[2], bbox[3]);
- delete icon2;
-
-
- // another icon to test other transforms
- ZincItem *icon3 = zn->itemCreateIcon (g2, image);
- zn->itemSetPosition (icon3, 400, 10);
- zn->itemScale (icon3, 3., 3.);
- zn->itemResetTransformation (icon3);
- double a, b, c, d, e, f;
- zn->itemGetTransformation (icon3, &a, &b, &c, &d, &e, &f);
- printf ("Transform %f %f %f %f %f %f\n", a, b, c, d, e, f);
- zn->itemSetTransformation (icon3, a, b, c, d, e, f+20);
- zn->itemMatrix (icon3, 2, 0, 0, 2, 1, 1);
- delete icon3;
- delete image;
-
- delete g1;
- delete g2;
-
- //run all this
- Zinc::zincMainLoop ();
-
- // delete the widget
- delete (zn);
- }
- catch (ZincException e)
- {
- printf("ERROR : %s\n",e.what ());
- }
-}
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