Respect configured workspace length unit in editors

.gitmodules

@@ -37,3 +37,6 @@
 [submodule "i18n"]
     path = i18n
     url = https://github.com/LibrePCB/librepcb-i18n.git
+[submodule "libs/muparser"]
+    path = libs/muparser
+    url = https://github.com/LibrePCB/muparser.git

apps/librepcb-cli/librepcb-cli.pro

@@ -32,6 +32,7 @@ LIBS += \
     -llibrepcbcommon \
     -lsexpresso \
     -lclipper \
+    -lmuparser \
     -lquazip -lz
 
 INCLUDEPATH += \
@@ -52,6 +53,7 @@ DEPENDPATH += \
     ../../libs/quazip \
     ../../libs/sexpresso \
     ../../libs/clipper \
+    ../../libs/muparser \
 
 PRE_TARGETDEPS += \
     $${DESTDIR}/libhoedown.a \
@@ -65,6 +67,7 @@ PRE_TARGETDEPS += \
     $${DESTDIR}/libquazip.a \
     $${DESTDIR}/libsexpresso.a \
     $${DESTDIR}/libclipper.a \
+    $${DESTDIR}/libmuparser.a \
 
 RESOURCES += \
     ../../img/images.qrc \

apps/librepcb/librepcb.pro

@@ -46,6 +46,7 @@ LIBS += \
     -llibrepcbcommon \
     -lsexpresso \
     -lclipper \
+    -lmuparser \
     -lquazip -lz
 
 INCLUDEPATH += \
@@ -66,6 +67,7 @@ DEPENDPATH += \
     ../../libs/quazip \
     ../../libs/sexpresso \
     ../../libs/clipper \
+    ../../libs/muparser \
 
 PRE_TARGETDEPS += \
     $${DESTDIR}/libhoedown.a \
@@ -79,6 +81,7 @@ PRE_TARGETDEPS += \
     $${DESTDIR}/libquazip.a \
     $${DESTDIR}/libsexpresso.a \
     $${DESTDIR}/libclipper.a \
+    $${DESTDIR}/libmuparser.a \
 
 RESOURCES += \
     ../../img/images.qrc \

libs/librepcb/common/common.pro

@@ -26,6 +26,7 @@ INCLUDEPATH += \
     ../../sexpresso \
     ../../type_safe/include \
     ../../type_safe/external/debug_assert \
+    ../../muparser/include \
 
 RESOURCES += \
     ../../../img/images.qrc \
@@ -131,6 +132,7 @@ SOURCES += \
     utils/clipperhelpers.cpp \
     utils/exclusiveactiongroup.cpp \
     utils/graphicslayerstackappearancesettings.cpp \
+    utils/mathparser.cpp \
     utils/toolbarproxy.cpp \
     utils/undostackactiongroup.cpp \
     uuid.cpp \
@@ -146,6 +148,7 @@ SOURCES += \
     widgets/graphicslayercombobox.cpp \
     widgets/halignactiongroup.cpp \
     widgets/lengthedit.cpp \
+    widgets/lengtheditbase.cpp \
     widgets/numbereditbase.cpp \
     widgets/patheditorwidget.cpp \
     widgets/plaintextedit.cpp \
@@ -277,6 +280,7 @@ HEADERS += \
     utils/clipperhelpers.h \
     utils/exclusiveactiongroup.h \
     utils/graphicslayerstackappearancesettings.h \
+    utils/mathparser.h \
     utils/toolbarproxy.h \
     utils/undostackactiongroup.h \
     uuid.h \
@@ -292,6 +296,7 @@ HEADERS += \
     widgets/graphicslayercombobox.h \
     widgets/halignactiongroup.h \
     widgets/lengthedit.h \
+    widgets/lengtheditbase.h \
     widgets/numbereditbase.h \
     widgets/patheditorwidget.h \
     widgets/plaintextedit.h \

libs/librepcb/common/dialogs/boarddesignrulesdialog.cpp

@@ -36,22 +36,42 @@ namespace librepcb {
  ******************************************************************************/
 
 BoardDesignRulesDialog::BoardDesignRulesDialog(const BoardDesignRules& rules,
-                                               QWidget*                parent)
+                                               const LengthUnit& lengthUnit,
+                                               const QString&    settingsPrefix,
+                                               QWidget*          parent)
   : QDialog(parent), mUi(new Ui::BoardDesignRulesDialog), mDesignRules(rules) {
   mUi->setupUi(this);
-  mUi->edtStopMaskClrRatio->setSingleStep(5.0);   // [%]
-  mUi->edtStopMaskClrMin->setSingleStep(0.1);     // [mm]
-  mUi->edtStopMaskClrMax->setSingleStep(0.1);     // [mm]
-  mUi->edtStopMaskMaxViaDia->setSingleStep(0.1);  // [mm]
+  mUi->edtStopMaskClrRatio->setSingleStep(5.0);  // [%]
+  mUi->edtStopMaskClrMin->configure(lengthUnit,
+                                    LengthEditBase::Steps::generic(),
+                                    settingsPrefix % "/stopmask_clearance_min");
+  mUi->edtStopMaskClrMax->configure(lengthUnit,
+                                    LengthEditBase::Steps::generic(),
+                                    settingsPrefix % "/stopmask_clearance_max");
+  mUi->edtStopMaskMaxViaDia->configure(
+      lengthUnit, LengthEditBase::Steps::generic(),
+      settingsPrefix % "/stopmask_max_via_diameter");
   mUi->edtCreamMaskClrRatio->setSingleStep(5.0);  // [%]
-  mUi->edtCreamMaskClrMin->setSingleStep(0.1);    // [mm]
-  mUi->edtCreamMaskClrMax->setSingleStep(0.1);    // [mm]
+  mUi->edtCreamMaskClrMin->configure(
+      lengthUnit, LengthEditBase::Steps::generic(),
+      settingsPrefix % "/creammask_clearance_min");
+  mUi->edtCreamMaskClrMax->configure(
+      lengthUnit, LengthEditBase::Steps::generic(),
+      settingsPrefix % "/creammask_clearance_max");
   mUi->edtRestringPadsRatio->setSingleStep(5.0);  // [%]
-  mUi->edtRestringPadsMin->setSingleStep(0.1);    // [mm]
-  mUi->edtRestringPadsMax->setSingleStep(0.1);    // [mm]
+  mUi->edtRestringPadsMin->configure(lengthUnit,
+                                     LengthEditBase::Steps::generic(),
+                                     settingsPrefix % "/restring_pads_min");
+  mUi->edtRestringPadsMax->configure(lengthUnit,
+                                     LengthEditBase::Steps::generic(),
+                                     settingsPrefix % "/restring_pads_max");
   mUi->edtRestringViasRatio->setSingleStep(5.0);  // [%]
-  mUi->edtRestringViasMin->setSingleStep(0.1);    // [mm]
-  mUi->edtRestringViasMax->setSingleStep(0.1);    // [mm]
+  mUi->edtRestringViasMin->configure(lengthUnit,
+                                     LengthEditBase::Steps::generic(),
+                                     settingsPrefix % "/restring_vias_min");
+  mUi->edtRestringViasMax->configure(lengthUnit,
+                                     LengthEditBase::Steps::generic(),
+                                     settingsPrefix % "/restring_vias_max");
 
   updateWidgets();
 }

libs/librepcb/common/dialogs/boarddesignrulesdialog.h

@@ -51,8 +51,9 @@ class BoardDesignRulesDialog final : public QDialog {
   // Constructors / Destructor
   BoardDesignRulesDialog()                                    = delete;
   BoardDesignRulesDialog(const BoardDesignRulesDialog& other) = delete;
-  explicit BoardDesignRulesDialog(const BoardDesignRules& rules,
-                                  QWidget*                parent = 0);
+  BoardDesignRulesDialog(const BoardDesignRules& rules,
+                         const LengthUnit&       lengthUnit,
+                         const QString& settingsPrefix, QWidget* parent = 0);
   ~BoardDesignRulesDialog();
 
   // Getters

libs/librepcb/common/dialogs/circlepropertiesdialog.cpp

@@ -39,14 +39,22 @@ namespace librepcb {
 CirclePropertiesDialog::CirclePropertiesDialog(Circle&               circle,
                                                UndoStack&            undoStack,
                                                QList<GraphicsLayer*> layers,
-                                               QWidget* parent) noexcept
+                                               const LengthUnit&     lengthUnit,
+                                               const QString& settingsPrefix,
+                                               QWidget*       parent) noexcept
   : QDialog(parent),
     mCircle(circle),
     mUndoStack(undoStack),
     mUi(new Ui::CirclePropertiesDialog) {
   mUi->setupUi(this);
-  mUi->edtLineWidth->setSingleStep(0.1);  // [mm]
-  mUi->edtDiameter->setSingleStep(0.1);   // [mm]
+  mUi->edtLineWidth->configure(lengthUnit, LengthEditBase::Steps::generic(),
+                               settingsPrefix % "/line_width");
+  mUi->edtDiameter->configure(lengthUnit, LengthEditBase::Steps::generic(),
+                              settingsPrefix % "/diameter");
+  mUi->edtPosX->configure(lengthUnit, LengthEditBase::Steps::generic(),
+                          settingsPrefix % "/pos_x");
+  mUi->edtPosY->configure(lengthUnit, LengthEditBase::Steps::generic(),
+                          settingsPrefix % "/pos_y");
 
   foreach (const GraphicsLayer* layer, layers) {
     mUi->cbxLayer->addItem(layer->getNameTr(), layer->getName());

libs/librepcb/common/dialogs/circlepropertiesdialog.h

@@ -34,6 +34,7 @@ namespace librepcb {
 class UndoStack;
 class Circle;
 class GraphicsLayer;
+class LengthUnit;
 
 namespace Ui {
 class CirclePropertiesDialog;
@@ -55,6 +56,8 @@ class CirclePropertiesDialog final : public QDialog {
   CirclePropertiesDialog(const CirclePropertiesDialog& other) = delete;
   CirclePropertiesDialog(Circle& circle, UndoStack& undoStack,
                          QList<GraphicsLayer*> layers,
+                         const LengthUnit&     lengthUnit,
+                         const QString&        settingsPrefix,
                          QWidget*              parent = nullptr) noexcept;
   ~CirclePropertiesDialog() noexcept;
 

libs/librepcb/common/dialogs/holepropertiesdialog.cpp

@@ -36,13 +36,21 @@
 namespace librepcb {
 
 HolePropertiesDialog::HolePropertiesDialog(Hole& hole, UndoStack& undoStack,
-                                           QWidget* parent) noexcept
+                                           const LengthUnit& lengthUnit,
+                                           const QString&    settingsPrefix,
+                                           QWidget*          parent) noexcept
   : QDialog(parent),
     mHole(hole),
     mUndoStack(undoStack),
     mUi(new Ui::HolePropertiesDialog) {
   mUi->setupUi(this);
-  mUi->edtDiameter->setSingleStep(0.1);  // [mm]
+  mUi->edtDiameter->configure(lengthUnit,
+                              LengthEditBase::Steps::drillDiameter(),
+                              settingsPrefix % "/diameter");
+  mUi->edtPosX->configure(lengthUnit, LengthEditBase::Steps::generic(),
+                          settingsPrefix % "/pos_x");
+  mUi->edtPosY->configure(lengthUnit, LengthEditBase::Steps::generic(),
+                          settingsPrefix % "/pos_y");
   connect(mUi->buttonBox, &QDialogButtonBox::clicked, this,
           &HolePropertiesDialog::on_buttonBox_clicked);
 

libs/librepcb/common/dialogs/holepropertiesdialog.h

@@ -33,6 +33,7 @@ namespace librepcb {
 
 class UndoStack;
 class Hole;
+class LengthUnit;
 
 namespace Ui {
 class HolePropertiesDialog;
@@ -53,7 +54,9 @@ class HolePropertiesDialog final : public QDialog {
   HolePropertiesDialog()                                  = delete;
   HolePropertiesDialog(const HolePropertiesDialog& other) = delete;
   HolePropertiesDialog(Hole& hole, UndoStack& undoStack,
-                       QWidget* parent = nullptr) noexcept;
+                       const LengthUnit& lengthUnit,
+                       const QString&    settingsPrefix,
+                       QWidget*          parent = nullptr) noexcept;
   ~HolePropertiesDialog() noexcept;
 
   // Operator Overloadings

libs/librepcb/common/dialogs/polygonpropertiesdialog.cpp

@@ -39,13 +39,17 @@ namespace librepcb {
 PolygonPropertiesDialog::PolygonPropertiesDialog(Polygon&   polygon,
                                                  UndoStack& undoStack,
                                                  QList<GraphicsLayer*> layers,
-                                                 QWidget* parent) noexcept
+                                                 const LengthUnit& lengthUnit,
+                                                 const QString& settingsPrefix,
+                                                 QWidget*       parent) noexcept
   : QDialog(parent),
     mPolygon(polygon),
     mUndoStack(undoStack),
     mUi(new Ui::PolygonPropertiesDialog) {
   mUi->setupUi(this);
-  mUi->edtLineWidth->setSingleStep(0.1);  // [mm]
+  mUi->edtLineWidth->configure(lengthUnit, LengthEditBase::Steps::generic(),
+                               settingsPrefix % "/line_width");
+  mUi->pathEditorWidget->setLengthUnit(lengthUnit);
 
   foreach (const GraphicsLayer* layer, layers) {
     mUi->cbxLayer->addItem(layer->getNameTr(), layer->getName());

libs/librepcb/common/dialogs/polygonpropertiesdialog.h

@@ -58,6 +58,8 @@ class PolygonPropertiesDialog final : public QDialog {
   PolygonPropertiesDialog(const PolygonPropertiesDialog& other) = delete;
   PolygonPropertiesDialog(Polygon& polygon, UndoStack& undoStack,
                           QList<GraphicsLayer*> layers,
+                          const LengthUnit&     lengthUnit,
+                          const QString&        settingsPrefix,
                           QWidget*              parent = nullptr) noexcept;
   ~PolygonPropertiesDialog() noexcept;
 

libs/librepcb/common/dialogs/stroketextpropertiesdialog.cpp

@@ -39,15 +39,22 @@ namespace librepcb {
 
 StrokeTextPropertiesDialog::StrokeTextPropertiesDialog(
     StrokeText& text, UndoStack& undoStack, QList<GraphicsLayer*> layers,
+    const LengthUnit& lengthUnit, const QString& settingsPrefix,
     QWidget* parent) noexcept
   : QDialog(parent),
     mText(text),
     mUndoStack(undoStack),
     mUi(new Ui::StrokeTextPropertiesDialog) {
   mUi->setupUi(this);
-  mUi->edtHeight->setSingleStep(0.5);       // [mm]
-  mUi->edtStrokeWidth->setSingleStep(0.1);  // [mm]
-  mUi->edtRotation->setSingleStep(90.0);    // [°]
+  mUi->edtHeight->configure(lengthUnit, LengthEditBase::Steps::textHeight(),
+                            settingsPrefix % "/height");
+  mUi->edtStrokeWidth->configure(lengthUnit, LengthEditBase::Steps::generic(),
+                                 settingsPrefix % "/stroke_width");
+  mUi->edtPosX->configure(lengthUnit, LengthEditBase::Steps::generic(),
+                          settingsPrefix % "/pos_x");
+  mUi->edtPosY->configure(lengthUnit, LengthEditBase::Steps::generic(),
+                          settingsPrefix % "/pos_y");
+  mUi->edtRotation->setSingleStep(90.0);  // [°]
 
   foreach (const GraphicsLayer* layer, layers) {
     mUi->cbxLayer->addItem(layer->getNameTr(), layer->getName());

libs/librepcb/common/dialogs/stroketextpropertiesdialog.h

@@ -34,6 +34,7 @@ namespace librepcb {
 class UndoStack;
 class StrokeText;
 class GraphicsLayer;
+class LengthUnit;
 
 namespace Ui {
 class StrokeTextPropertiesDialog;
@@ -55,6 +56,8 @@ class StrokeTextPropertiesDialog final : public QDialog {
   StrokeTextPropertiesDialog(const StrokeTextPropertiesDialog& other) = delete;
   StrokeTextPropertiesDialog(StrokeText& text, UndoStack& undoStack,
                              QList<GraphicsLayer*> layers,
+                             const LengthUnit&     lengthUnit,
+                             const QString&        settingsPrefix,
                              QWidget*              parent = nullptr) noexcept;
   ~StrokeTextPropertiesDialog() noexcept;
 

libs/librepcb/common/dialogs/textpropertiesdialog.cpp

@@ -38,13 +38,20 @@ namespace librepcb {
 
 TextPropertiesDialog::TextPropertiesDialog(Text& text, UndoStack& undoStack,
                                            QList<GraphicsLayer*> layers,
+                                           const LengthUnit&     lengthUnit,
+                                           const QString&        settingsPrefix,
                                            QWidget* parent) noexcept
   : QDialog(parent),
     mText(text),
     mUndoStack(undoStack),
     mUi(new Ui::TextPropertiesDialog) {
   mUi->setupUi(this);
-  mUi->edtHeight->setSingleStep(0.5);     // [mm]
+  mUi->edtHeight->configure(lengthUnit, LengthEditBase::Steps::textHeight(),
+                            settingsPrefix % "/height");
+  mUi->edtPosX->configure(lengthUnit, LengthEditBase::Steps::generic(),
+                          settingsPrefix % "/pos_x");
+  mUi->edtPosY->configure(lengthUnit, LengthEditBase::Steps::generic(),
+                          settingsPrefix % "/pos_y");
   mUi->edtRotation->setSingleStep(90.0);  // [°]
 
   foreach (const GraphicsLayer* layer, layers) {

libs/librepcb/common/dialogs/textpropertiesdialog.h

@@ -34,6 +34,7 @@ namespace librepcb {
 class UndoStack;
 class Text;
 class GraphicsLayer;
+class LengthUnit;
 
 namespace Ui {
 class TextPropertiesDialog;
@@ -55,6 +56,8 @@ class TextPropertiesDialog final : public QDialog {
   TextPropertiesDialog(const TextPropertiesDialog& other) = delete;
   TextPropertiesDialog(Text& text, UndoStack& undoStack,
                        QList<GraphicsLayer*> layers,
+                       const LengthUnit&     lengthUnit,
+                       const QString&        settingsPrefix,
                        QWidget*              parent = nullptr) noexcept;
   ~TextPropertiesDialog() noexcept;
 

libs/librepcb/common/model/lengthdelegate.cpp

@@ -58,7 +58,9 @@ void LengthDelegate::setUnit(const LengthUnit& unit) noexcept {
 
 QString LengthDelegate::displayText(const QVariant& value,
                                     const QLocale&  locale) const {
-  return Toolbox::floatToString(value.value<Length>().toMm(), 10, locale) %
+  qreal converted = mUnit.convertToUnit(value.value<Length>());
+  return Toolbox::floatToString(converted,
+                                mUnit.getReasonableNumberOfDecimals(), locale) %
          " " % mUnit.toShortStringTr();
 }
 
@@ -68,7 +70,9 @@ QWidget* LengthDelegate::createEditor(QWidget*                    parent,
   Q_UNUSED(option);
   LengthEdit* edt = new LengthEdit(parent);
   edt->setFrame(false);
-  edt->setUnit(mUnit);
+  edt->setButtonSymbols(QAbstractSpinBox::NoButtons);
+  edt->setChangeUnitActionVisible(false);  // avoid wasting space
+  edt->setDefaultUnit(mUnit);
   edt->setValue(index.data(Qt::EditRole).value<Length>());
   edt->selectAll();
 

libs/librepcb/common/units/length.cpp

@@ -116,6 +116,14 @@ Length Length::fromPx(qreal pixels, const Length& gridInterval) {
   return l.mapToGrid(gridInterval);
 }
 
+Length Length::min() noexcept {
+  return Length(std::numeric_limits<LengthBase_t>::min());
+}
+
+Length Length::max() noexcept {
+  return Length(std::numeric_limits<LengthBase_t>::max());
+}
+
 /*******************************************************************************
  *  Private Methods
  ******************************************************************************/