feat: add theme var for big view scale phenom-films#65

Author: muyr

dayu_widgets/item_view.py

@@ -361,20 +361,27 @@ def __init__(self, parent=None):
         self.setResizeMode(QtWidgets.QListView.Adjust)
         self.setMovement(QtWidgets.QListView.Static)
         self.setSpacing(10)
-        self.setIconSize(QtCore.QSize(128, 128))
+        default_size = dayu_theme.big_view_default_size
+        self.setIconSize(QtCore.QSize(default_size, default_size))
+
+    def scale_size(self, factor):
+        """Scale the icon size."""
+        new_size = self.iconSize() * factor
+        max_size = dayu_theme.big_view_max_size
+        min_size = dayu_theme.big_view_min_size
+        if new_size.width() > max_size:
+            new_size = QtCore.QSize(max_size, max_size)
+        elif new_size.width() < min_size:
+            new_size = QtCore.QSize(min_size, min_size)
+        self.setIconSize(new_size)
 
     def wheelEvent(self, event):
         """Override wheelEvent while user press ctrl, zoom the list view icon size."""
         if event.modifiers() == QtCore.Qt.ControlModifier:
             num_degrees = event.delta() / 8.0
             num_steps = num_degrees / 15.0
             factor = pow(1.125, num_steps)
-            new_size = self.iconSize() * factor
-            if new_size.width() > 200:
-                new_size = QtCore.QSize(200, 200)
-            elif new_size.width() < 24:
-                new_size = QtCore.QSize(24, 24)
-            self.setIconSize(new_size)
+            self.scale_size(factor)
         else:
             super(MBigView, self).wheelEvent(event)
 

dayu_widgets/theme.py

@@ -89,6 +89,9 @@ def get_theme_size():
         "progress_bar_radius": int(12 * scale_factor_x) / 2.0,
         "toast_size": int(120 * scale_factor_x),
         "toast_icon_size": int(60 * scale_factor_x),
+        "big_view_default_size": int(120 * scale_factor_x),
+        "big_view_max_size": int(400 * scale_factor_x),
+        "big_view_min_size": int(24 * scale_factor_x),
     }
 
 

dayu_widgets/utils.py

@@ -547,13 +547,16 @@ def convert_to_round_pixmap(orig_pix):
     return pix_map
 
 
-def generate_text_pixmap(width, height, text, alignment=QtCore.Qt.AlignCenter):
+def generate_text_pixmap(
+    width, height, text, alignment=QtCore.Qt.AlignCenter, bg_color=None
+):
     # Import local modules
     from dayu_widgets import dayu_theme
 
+    bg_color = bg_color or dayu_theme.background_in_color
     # draw a pixmap with text
     pix_map = QtGui.QPixmap(width, height)
-    pix_map.fill(QtGui.QColor(dayu_theme.background_in_color))
+    pix_map.fill(QtGui.QColor(bg_color))
     painter = QtGui.QPainter(pix_map)
     painter.setRenderHints(QtGui.QPainter.TextAntialiasing)
     font = painter.font()

examples/item_view_big_type_example.py

@@ -0,0 +1,86 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+###################################################################
+# Author: Mu yanru
+# Date  : 2019.2
+# Email : [email protected]
+###################################################################
+# Import future modules
+from __future__ import absolute_import
+from __future__ import division
+from __future__ import print_function
+
+# Import built-in modules
+import functools
+
+# Import third-party modules
+from Qt import QtGui
+from Qt import QtWidgets
+
+# Import local modules
+from dayu_widgets import dayu_theme
+from dayu_widgets import utils as dayu_utils
+from dayu_widgets.divider import MDivider
+from dayu_widgets.field_mixin import MFieldMixin
+from dayu_widgets.item_view_set import MItemViewSet
+from dayu_widgets.tool_button import MToolButton
+import examples._mock_data as mock
+
+
+class ItemViewBigTypeExample(QtWidgets.QWidget, MFieldMixin):
+    def __init__(self, parent=None):
+        super(ItemViewBigTypeExample, self).__init__(parent)
+        self._init_ui()
+
+    def _init_ui(self):
+        item_view_set_thumbnail = MItemViewSet(view_type=MItemViewSet.BigViewType)
+        item_view_set_thumbnail.set_header_list(
+            [
+                {
+                    "label": "Name",
+                    "key": "name",
+                    "searchable": True,
+                    "font": lambda x, y: {"underline": True},
+                    "icon": lambda x, y: y.get("icon"),
+                }
+            ]
+        )
+        add_button = MToolButton().svg("add_line.svg")
+        add_button.clicked.connect(
+            functools.partial(item_view_set_thumbnail.item_view.scale_size, 1.1)
+        )
+        minus_button = MToolButton().svg("minus_line.svg")
+        minus_button.clicked.connect(
+            functools.partial(item_view_set_thumbnail.item_view.scale_size, 0.8)
+        )
+        button_lay = QtWidgets.QHBoxLayout()
+        button_lay.addWidget(minus_button)
+        button_lay.addWidget(add_button)
+        button_lay.addStretch()
+
+        main_lay = QtWidgets.QVBoxLayout()
+        main_lay.addWidget(MDivider("Big View"))
+        main_lay.addLayout(button_lay)
+        main_lay.addWidget(item_view_set_thumbnail)
+        self.setLayout(main_lay)
+        for data_dict in mock.data_list:
+            icon = QtGui.QIcon(
+                dayu_utils.generate_text_pixmap(
+                    400,
+                    400,
+                    data_dict.get("name") + "_" + data_dict.get("sex"),
+                    bg_color=dayu_theme.background_selected_color,
+                )
+            )
+            data_dict.update({"icon": icon})
+        item_view_set_thumbnail.setup_data((mock.data_list * 100))
+
+
+if __name__ == "__main__":
+    # Import local modules
+    from dayu_widgets.qt import application
+
+    with application() as app:
+        test = ItemViewBigTypeExample()
+        dayu_theme.apply(test)
+        test.show()