Issue #412: Crash on delete sketch line with constraints

[modules/shaper.git] / src / ModuleBase / ModuleBase_Tools.cpp

diff --git a/src/ModuleBase/ModuleBase_Tools.cpp b/src/ModuleBase/ModuleBase_Tools.cpp
index f246677ce22ad2e8a0aaff7dbac4d01854c3c991..06e8fb08dc8befc26ccd7f1dda8c3304313598eb 100644 (file)
--- a/src/ModuleBase/ModuleBase_Tools.cpp
+++ b/src/ModuleBase/ModuleBase_Tools.cpp
@@ -1,3 +1,5 @@
+// Copyright (C) 2014-20xx CEA/DEN, EDF R&D
+
 // File:        ModuleBase_Tools.cpp
 // Created:     11 July 2014
 // Author:      Vitaly Smetannikov
@@ -5,6 +7,9 @@
 #include "ModuleBase_Tools.h"
 #include <QWidget>
 #include <QLayout>
+#include <QPainter>
+#include <QBitmap>
+#include <QDoubleSpinBox>
 
 namespace ModuleBase_Tools {
 
@@ -23,7 +28,7 @@ void adjustMargins(QLayout* theLayout)
 {
   if(!theLayout)
     return;
-  theLayout->setContentsMargins(2, 5, 5, 2);
+  theLayout->setContentsMargins(2, 5, 2, 5);
   theLayout->setSpacing(4);
 }
 
@@ -42,7 +47,63 @@ void zeroMargins(QLayout* theLayout)
   theLayout->setSpacing(5);
 }
 
+QPixmap composite(const QString& theAdditionalIcon, const QString& theIcon)
+{
+  QImage anIcon(theIcon);
+  QImage anAditional(theAdditionalIcon);
+
+  if (anIcon.isNull())
+    return QPixmap();
+
+  int anAddWidth = anAditional.width();
+  int anAddHeight = anAditional.height();
+
+  int aWidth = anIcon.width();
+  int aHeight = anIcon.height();
+
+  int aStartWidthPos = aWidth - anAddWidth - 1;
+  int aStartHeightPos = aHeight - anAddHeight - 1;
+
+  for (int i = 0; i < anAddWidth && i + aStartWidthPos < aWidth; i++)
+  {
+    for (int j = 0; j < anAddHeight && j + aStartHeightPos < aHeight; j++)
+    {
+      if (qAlpha(anAditional.pixel(i, j)) > 0)
+        anIcon.setPixel(i + aStartWidthPos, j + aStartHeightPos, anAditional.pixel(i, j));
+    }
+  }
+  return QPixmap::fromImage(anIcon);
+}
 
+QPixmap lighter(const QString& theIcon, const int theLighterValue)
+{
+  QImage anIcon(theIcon);
+  if (anIcon.isNull())
+    return QPixmap();
+
+  QImage aResult(theIcon);
+  for ( int i = 0; i < anIcon.width(); i++ )
+  {
+    for ( int j = 0; j < anIcon.height(); j++ )
+    {
+      QRgb anRgb = anIcon.pixel( i, j );
+      QColor aPixelColor(qRed(anRgb), qGreen(anRgb), qBlue(anRgb),
+                         qAlpha( aResult.pixel( i, j ) ));
+
+      QColor aLighterColor = aPixelColor.lighter(theLighterValue);
+      aResult.setPixel(i, j, qRgba( aLighterColor.red(), aLighterColor.green(),
+                                    aLighterColor.blue(), aLighterColor.alpha() ) );
+    }
+  }
+  return QPixmap::fromImage(aResult);
+}
+
+void setSpinValue(QDoubleSpinBox* theSpin, double theValue)
+{
+  bool isBlocked = theSpin->blockSignals(true);
+  theSpin->setValue(theValue);
+  theSpin->blockSignals(isBlocked);
+}
 
 }