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109 lines
3.4 KiB
109 lines
3.4 KiB
#include "kgradienttest.h"
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#include <tdeapplication.h>
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#include <kpixmapeffect.h>
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#include <tqpainter.h>
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#include <tqdatetime.h>
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#include <tqstring.h>
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int cols = 3, rows = 3; // how many
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void KGradientWidget::paintEvent(TQPaintEvent */*ev*/)
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{
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TQTime time;
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int it, ft;
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TQString say;
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TQColor ca = Qt::black, cb = Qt::blue;
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int x = 0, y = 0;
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pix.resize(width()/cols, height()/rows);
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TQPainter p(this);
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p.setPen(Qt::white);
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// draw once, so that the benchmarking be fair :-)
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KPixmapEffect::gradient(pix,ca, cb, KPixmapEffect::VerticalGradient);
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// vertical
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time.start();
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it = time.elapsed();
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KPixmapEffect::gradient(pix,ca, cb, KPixmapEffect::VerticalGradient);
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ft = time.elapsed();
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say.setNum( ft - it); say += " ms, Vertical";
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p.drawPixmap(x*width()/cols, y*height()/rows, pix);
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p.drawText(5 + (x++)*width()/cols, 15+y*height()/rows, say); // augment x
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// horizontal
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it = time.elapsed();
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KPixmapEffect::gradient(pix,ca, cb, KPixmapEffect::HorizontalGradient);
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ft = time.elapsed() ;
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say.setNum( ft - it); say += " ms, Horizontal";
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p.drawPixmap(x*width()/cols, y*height()/rows, pix);
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p.drawText(5+(x++)*width()/cols, 15+y*height()/rows, say);
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// elliptic
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it = time.elapsed();
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KPixmapEffect::gradient(pix, ca, cb, KPixmapEffect::EllipticGradient);
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ft = time.elapsed() ;
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say.setNum( ft - it); say += " ms, Elliptic";
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p.drawPixmap(x*width()/cols, y*height()/rows, pix);
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p.drawText(5+(x++)*width()/cols, 15+y*height()/rows, say);
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y++; // next row
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x = 0; // reset the columns
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// diagonal
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it = time.elapsed();
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KPixmapEffect::gradient(pix,ca, cb, KPixmapEffect::DiagonalGradient);
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ft = time.elapsed();
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say.setNum( ft - it); say += " ms, Diagonal";
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p.drawPixmap(x*width()/cols, y*height()/rows, pix);
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p.drawText(5+(x++)*width()/cols, 15+y*height()/rows, say);
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// crossdiagonal
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it = time.elapsed();
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KPixmapEffect::gradient(pix,ca, cb, KPixmapEffect::CrossDiagonalGradient);
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ft = time.elapsed();
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say.setNum( ft - it); say += " ms, CrossDiagonal";
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p.drawPixmap(width()/cols, y*height()/rows, pix);
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p.drawText(5+(x++)*width()/cols, 15+y*height()/rows, say);
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y++; // next row
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x = 0; // reset the columns
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// pyramidal
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it = time.elapsed();
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KPixmapEffect::gradient(pix, ca, cb, KPixmapEffect::PyramidGradient);
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ft = time.elapsed();
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say.setNum( ft - it); say += " ms, Pyramid";
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p.drawPixmap(x*width()/cols, y*height()/rows, pix);
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p.drawText(5+(x++)*width()/cols, 15+y*height()/rows, say);
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// pattern
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it = time.elapsed();
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KPixmapEffect::gradient(pix, ca, cb, KPixmapEffect::RectangleGradient);
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ft = time.elapsed();
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say.setNum( ft - it); say += " ms, Rectangle";
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p.drawPixmap(x*width()/cols, y*height()/rows, pix);
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p.drawText(5+(x++)*width()/rows, 15+y*height()/rows, say);
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// crosspipe
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it = time.elapsed();
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KPixmapEffect::gradient(pix, ca, cb, KPixmapEffect::PipeCrossGradient);
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ft = time.elapsed();
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say.setNum( ft - it); say += " ms, PipeCross";
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p.drawPixmap(x*width()/cols, y*height()/rows, pix);
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p.drawText(5+(x++)*width()/rows, 15+y*height()/rows, say);
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}
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int main(int argc, char **argv)
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{
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TDEApplication *app = new TDEApplication(argc, argv, "KGradientTest");
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KGradientWidget w;
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w.resize(250 * cols, 250 * rows);
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app->setMainWidget(&w);
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w.show();
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return(app->exec());
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}
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