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-rw-r--r--tdeui/tests/kblendtest.cpp98
1 files changed, 98 insertions, 0 deletions
diff --git a/tdeui/tests/kblendtest.cpp b/tdeui/tests/kblendtest.cpp
new file mode 100644
index 000000000..59a57dc6a
--- /dev/null
+++ b/tdeui/tests/kblendtest.cpp
@@ -0,0 +1,98 @@
+#include "kblendtest.h"
+#include <kapplication.h>
+#include <kimageeffect.h>
+#include <tqpainter.h>
+#include <tqdatetime.h>
+#include <tqstring.h>
+
+int cols = 3, rows = 3; // how many
+
+KBlendWidget::KBlendWidget(TQWidget *parent, const char *name)
+ :TQWidget(parent, name)
+{
+
+ bgnd = tqRgb(255, 255, 255);
+
+ image = TQImage("testimage.png");
+
+ resize(image.width()*2+60, image.height()*3+80);
+ setBackgroundColor(bgnd);
+}
+
+void KBlendWidget::paintEvent(TQPaintEvent */*ev*/)
+{
+ TQTime time;
+ int it, ft;
+ TQString say;
+
+ image = TQImage("testimage.png");
+
+ TQPainter p(this);
+ p.setPen(Qt::black);
+
+ // you see here use of anti_dir param (blend from down to up, here)
+ time.start();
+ it = time.elapsed();
+ KImageEffect::blend(image, 0.2, bgnd, KImageEffect::VerticalGradient,true);
+ ft = time.elapsed();
+ say.setNum( ft - it); say += " ms, Vertical";
+ p.drawImage(20, 20, image);
+ p.drawText(5 , 15, say);
+
+ image = TQImage("testimage.png");
+
+ // here a negative initial intensity is used (1/2 of image is unaffected)
+ it = time.elapsed();
+ KImageEffect::blend(image, -0.5, bgnd, KImageEffect::HorizontalGradient);
+ ft = time.elapsed();
+ say.setNum( ft - it); say += " ms, Horizontal";
+ p.drawImage(40+image.width(), 20, image);
+ p.drawText(15+image.width() , 15, say);
+
+ image = TQImage("testimage.png");
+
+ it = time.elapsed();
+ KImageEffect::blend(image, 0., bgnd, KImageEffect::DiagonalGradient,true);
+ ft = time.elapsed();
+ say.setNum( ft - it); say += " ms, Diagonal";
+ p.drawImage(20, 40+image.height(), image);
+ p.drawText(5 , 35+image.height(), say);
+
+ image = TQImage("testimage.png");
+
+ it = time.elapsed();
+ KImageEffect::blend(image, 0.1, bgnd, KImageEffect::CrossDiagonalGradient);
+ ft = time.elapsed();
+ say.setNum( ft - it); say += " ms, CrossDiagonal";
+ p.drawImage(40+image.width(), 40+image.height(), image);
+ p.drawText(25+image.width() , 35 + image.height(), say);
+
+ image = TQImage("testimage.png");
+
+ it = time.elapsed();
+ KImageEffect::blend(image, -0.6, bgnd, KImageEffect::RectangleGradient);
+ ft = time.elapsed();
+ say.setNum( ft - it); say += " ms, Rectangle";
+ p.drawImage(20, 60+2*image.height(), image);
+ p.drawText(5 , 55+2*image.height(), say);
+
+ image = TQImage("testimage.png");
+
+ it = time.elapsed();
+ KImageEffect::blend(image, 0.2, bgnd, KImageEffect::EllipticGradient);
+ ft = time.elapsed();
+ say.setNum( ft - it); say += " ms, Elliptic";
+ p.drawImage(40+image.width(), 60+2*image.height(), image);
+ p.drawText(25+image.width(), 55+2*image.height(), say);
+ p.end();
+}
+
+int main(int argc, char **argv)
+{
+ KApplication app(argc, argv, "KBlendTest");
+ KBlendWidget w;
+ app.setMainWidget(&w);
+ w.show();
+ return(app.exec());
+}
+