qt 6.5.1 original

tests/auto/gui/painting/qpainter/utils/createImages/main.cpp

@@ -0,0 +1,156 @@
+// Copyright (C) 2016 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
+
+
+#include <qapplication.h>
+#include <qpixmap.h>
+#include <qpainter.h>
+#include <qbitmap.h>
+
+static QColor baseColor( int k, int intensity )
+{
+    int r = ( k & 1 ) * intensity;
+    int g = ( (k>>1) & 1 ) * intensity;
+    int b = ( (k>>2) & 1 ) * intensity;
+    return QColor( r, g, b );
+}
+
+static QPixmap createDestPixmap()
+{
+    const int colorbands = 3;
+    const int intensities = 4;
+    QPixmap pm( 32, colorbands*intensities*4 );
+    QPainter painter;
+    painter.begin( &pm );
+    for ( int i=0; i<colorbands; i++ ) {
+        for (int j = 0; j < intensities; j++) {
+            int intensity = 255 * (j+1) / intensities; // 25%, 50%, 75% and 100%
+            for (int k = 0; k < 8; k++) {
+                QColor col = baseColor(k, intensity);
+                painter.setPen(QPen(col, 1));
+                painter.setBrush(col);
+                painter.drawRect(k*4, j*4 + i*intensities*4, 4, 4);
+            }
+        }
+    }
+    painter.end();
+    return pm;
+}
+
+static QBitmap createDestBitmap()
+{
+    // create a bitmap that looks like:
+    // (0 is color0 and 1 is color1)
+    //  00001111
+    //  00001111
+    //  00001111
+    //  00001111
+    //  00001111
+    //  00001111
+    //  00001111
+    //  00001111
+    QBitmap bm( 8, 8 );
+    QPainter painter;
+    painter.begin( &bm );
+    painter.setPen( QPen( Qt::color0, 4 ) );
+    painter.drawLine( 2, 0, 2, 8 );
+    painter.setPen( QPen( Qt::color1, 4 ) );
+    painter.drawLine( 6, 0, 6, 8 );
+    painter.end();
+    return bm;
+}
+
+static QBitmap createSrcBitmap( int size, int border )
+{
+    // create the source bitmap that looks like
+    // (for size=4 and border=2):
+    //
+    //
+    //    1111
+    //    1111
+    //    0000
+    //    0000
+    //
+    //
+    // If \a border is 0, the bitmap does not have a mask, otherwise the inner
+    // part is masked.
+    // \a size specifies the size of the inner (i.e. masked) part. It should be
+    // a multiple of 2.
+    int size2 = size/2;
+    int totalSize = 2 * ( size2 + border );
+    QBitmap bm( totalSize, totalSize );
+    QPainter painter;
+    painter.begin( &bm );
+    painter.setPen( QPen( Qt::color0, 1 ) );
+    painter.setBrush( Qt::color0 );
+    painter.drawRect( border, size2+border, size, size2 );
+    painter.setPen( QPen( Qt::color1, 1 ) );
+    painter.setBrush( Qt::color1 );
+    painter.drawRect( border, border, size, size2 );
+    painter.end();
+    if ( border > 0 ) {
+        QBitmap mask(totalSize, totalSize, true);
+        QPainter painter;
+        painter.begin(&mask);
+        painter.setPen(QPen(Qt::color1, 1));
+        painter.setBrush(Qt::color1);
+        painter.drawRect(border, border, size, size);
+        painter.end();
+        bm.setMask(mask);
+    }
+    return bm;
+}
+
+
+int main( int argc, char **argv )
+{
+    QApplication a( argc, argv );
+
+    // input for tst_QPainter::drawLine_rop_bitmap()
+    {
+        QBitmap dst = createDestBitmap();
+        dst.save("../../drawLine_rop_bitmap/dst.xbm", "XBM");
+    }
+
+    // input for tst_QPainter::drawPixmap_rop_bitmap()
+    {
+        QBitmap dst = createDestBitmap();
+        QBitmap src1 = createSrcBitmap(4, 2);
+        QBitmap src2 = createSrcBitmap(4, 0);
+        dst.save("../../drawPixmap_rop_bitmap/dst.xbm", "XBM");
+        src1.save("../../drawPixmap_rop_bitmap/src1.xbm", "XBM");
+        src1.mask()->save("../../drawPixmap_rop_bitmap/src1-mask.xbm", "XBM");
+        src2.save("../../drawPixmap_rop_bitmap/src2.xbm", "XBM");
+    }
+
+    // input for tst_QPainter::drawPixmap_rop()
+    {
+        QPixmap dst1 = createDestPixmap();
+        QPixmap dst2 = createDestPixmap();
+        dst2.resize(32, 32);
+        QBitmap src1 = createSrcBitmap(32, 0);
+
+        QBitmap src_tmp = createSrcBitmap(32, 0).xForm(QWMatrix(1, 0, 0, -1, 0, 0));
+        src_tmp.resize(32, 48);
+        QBitmap src2 = src_tmp.xForm(QWMatrix(1, 0, 0, -1, 0, 0));
+        QBitmap mask(32, 48, true);
+        {
+            QPainter painter;
+            painter.begin(&mask);
+            painter.setPen(QPen(Qt::color1, 1));
+            painter.setBrush(Qt::color1);
+            painter.drawRect(0, 16, 32, 32);
+            painter.end();
+        }
+        src2.setMask(mask);
+
+        QBitmap src3 = createSrcBitmap(32, 0).xForm(QWMatrix(1, 0, 0, -1, 0, 0));
+
+        dst1.save("../../drawPixmap_rop/dst1.png", "PNG");
+        dst2.save("../../drawPixmap_rop/dst2.png", "PNG");
+        src1.save("../../drawPixmap_rop/src1.xbm", "XBM");
+        src2.save("../../drawPixmap_rop/src2.xbm", "XBM");
+        src2.mask()->save("../../drawPixmap_rop/src2-mask.xbm", "XBM");
+        src3.save("../../drawPixmap_rop/src3.xbm", "XBM");
+    }
+}