Feat viewport snapshot

dwpicker/designer/editor.py

@@ -26,6 +26,7 @@
 from dwpicker.designer.display import DisplayOptions
 from dwpicker.designer.menu import MenuWidget
 from dwpicker.designer.attributes import AttributeEditor
+from dwpicker.designer.viewportwidget import ViewportWidget
 
 
 DIRECTION_OFFSETS = {
@@ -39,6 +40,9 @@ def __init__(self, document, parent=None):
         title = "Picker editor - " + document.data['general']['name']
         self.setWindowTitle(title)
 
+        self.splitter_layout = QtWidgets.QSplitter()
+        self.splitter_layout.setObjectName("SplitterLayout")
+
         self.document = document
         self.document.shapes_changed.connect(self.update)
         self.document.general_option_changed.connect(self.generals_modified)
@@ -47,6 +51,9 @@ def __init__(self, document, parent=None):
 
         self.display_options = DisplayOptions()
 
+        self.viewport_widget = ViewportWidget()
+        self.viewport_widget.addSnapshotRequested.connect(self.capture_snapshot)
+
         self.shape_canvas = ShapeEditCanvas(
             self.document, self.display_options)
         self.shape_canvas.callContextMenu.connect(self.call_context_menu)
@@ -67,6 +74,7 @@ def __init__(self, document, parent=None):
         self.menu.snapValuesChanged.connect(self.snap_value_changed)
         self.menu.buttonLibraryRequested.connect(self.call_library)
         self.menu.useSnapToggled.connect(self.use_snap)
+        self.menu.viewportToggled.connect(self.toggle_viewport)
         method = self.shape_canvas.set_lock_background_shape
         self.menu.lockBackgroundShapeToggled.connect(method)
         self.menu.undoRequested.connect(self.document.undo)
@@ -115,18 +123,34 @@ def __init__(self, document, parent=None):
         self.attribute_editor.panelDoubleClicked.connect(
             self.shape_canvas.select_panel_shapes)
 
+        self.splitter_layout.addWidget(self.viewport_widget)
+        self.splitter_layout.addWidget(self.shape_canvas)
+        self.splitter_layout.setSizes([0, 1])
+
         self.hlayout = QtWidgets.QHBoxLayout()
         self.hlayout.setSizeConstraint(QtWidgets.QLayout.SetMaximumSize)
         self.hlayout.setContentsMargins(0, 0, 0, 0)
-        self.hlayout.addWidget(self.shape_canvas)
+        self.hlayout.addWidget(self.splitter_layout)
         self.hlayout.addWidget(self.attribute_editor)
 
         self.vlayout = QtWidgets.QVBoxLayout(self)
+        self.vlayout.setObjectName("VerticalLayout")
         self.vlayout.setContentsMargins(0, 0, 0, 0)
         self.vlayout.setSpacing(0)
         self.vlayout.addWidget(self.menu)
         self.vlayout.addLayout(self.hlayout)
 
+    def toggle_viewport(self):
+        """Collapse or expand the left widget"""
+        sizes = self.splitter_layout.sizes()
+        if sizes[0] > 0:  # If left widget is visible
+            self.splitter_layout.setSizes([0, sizes[1]])
+        else:
+            self.splitter_layout.setSizes([sizes[1] // 2, sizes[1] // 2])
+
+    def capture_snapshot(self, file=None):
+        self.create_shape(BACKGROUND, before=True, image=True, filepath=file)
+
     def call_library(self, point):
         self.shape_library_menu.move(point)
         self.shape_library_menu.show()
@@ -284,13 +308,16 @@ def create_library_shape(self, path):
 
     def create_shape(
             self, template, before=False, position=None, targets=None,
-            image=False):
+            image=False, filepath=None):
 
         options = deepcopy(template)
         panel = self.shape_canvas.display_options.current_panel
         options['panel'] = max((panel, 0))
         if image:
-            filename = get_image_path(self, "Select background image.")
+            if filepath:
+                filename = filepath
+            else:
+                filename = get_image_path(self, "Select background image.")
             if filename:
                 filename = format_path(filename)
                 options['image.path'] = filename

dwpicker/designer/menu.py

@@ -33,6 +33,7 @@ class MenuWidget(QtWidgets.QWidget):
     symmetryRequested = QtCore.Signal(bool)
     undoRequested = QtCore.Signal()
     useSnapToggled = QtCore.Signal(bool)
+    viewportToggled = QtCore.Signal()
 
     def __init__(self, display_options, parent=None):
         super(MenuWidget, self).__init__(parent=parent)
@@ -89,6 +90,10 @@ def __init__(self, display_options, parent=None):
         self.hierarchy.setChecked(state)
         self.hierarchy.toggled.connect(self.toggle_hierarchy_display)
 
+        self.viewport = QtWidgets.QAction(icon('3d_axis.png'), '', self)
+        self.viewport.triggered.connect(self.viewportToggled.emit)
+        self.viewport.setToolTip('Toggle viewport')
+
         self.snap = QtWidgets.QAction(icon('snap.png'), '', self)
         self.snap.setToolTip('Snap grid enable')
         self.snap.setCheckable(True)
@@ -202,6 +207,7 @@ def __init__(self, display_options, parent=None):
         self.toolbar.addAction(self.lock_bg)
         self.toolbar.addAction(self.isolate)
         self.toolbar.addAction(self.hierarchy)
+        self.toolbar.addAction(self.viewport)
         self.toolbar.addSeparator()
         self.toolbar.addAction(self.snap)
         self.toolbar.addWidget(self.snapx)