238 lines
7.9 KiB
Python
238 lines
7.9 KiB
Python
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#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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from PySide2 import QtWidgets, QtCore, QtGui
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import maya.cmds as cmds
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import os
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class DNABrowserWidget(QtWidgets.QWidget):
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dna_selected = QtCore.Signal(str) # 信号：当DNA被选中时发出
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def __init__(self, dna_path, img_path, parent=None):
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super().__init__(parent)
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self.dna_path = dna_path
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self.img_path = img_path
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self.setup_ui()
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self.scan_dna_files()
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self.update_grid()
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def setup_ui(self):
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# 创建主布局
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self.main_layout = QtWidgets.QVBoxLayout(self)
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self.main_layout.setContentsMargins(0, 0, 0, 0)
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# 创建流式布局容器
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self.flow_widget = QtWidgets.QWidget()
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self.flow_layout = FlowLayout(self.flow_widget)
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self.flow_layout.setSpacing(5)
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# 创建滚动区域
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self.scroll_area = QtWidgets.QScrollArea()
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self.scroll_area.setWidgetResizable(True)
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self.scroll_area.setWidget(self.flow_widget)
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self.scroll_area.setStyleSheet("""
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QScrollArea {
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border: none;
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background-color: transparent;
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}
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QScrollBar:vertical {
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border: none;
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background: #F0F0F0;
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width: 8px;
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margin: 0px;
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}
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QScrollBar::handle:vertical {
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background: #CCCCCC;
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border-radius: 4px;
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min-height: 20px;
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}
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QScrollBar::add-line:vertical, QScrollBar::sub-line:vertical {
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height: 0px;
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}
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""")
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self.main_layout.addWidget(self.scroll_area)
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def scan_dna_files(self):
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"""扫描DNA文件夹并建立索引"""
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self.dna_files = {}
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if not os.path.exists(self.dna_path):
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cmds.warning(f"DNA path not found: {self.dna_path}")
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return
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if not os.path.exists(self.img_path):
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cmds.warning(f"Image path not found: {self.img_path}")
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return
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for file in os.listdir(self.dna_path):
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if file.endswith('.dna'):
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name = os.path.splitext(file)[0]
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dna_file = os.path.join(self.dna_path, file).replace("\\", "/")
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# 直接在img目录下查找图片
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img_file = None
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for ext in ['.jpg', '.png', '.jpeg']:
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img_path = os.path.join(self.img_path, f"{name}{ext}").replace("\\", "/")
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if os.path.exists(img_path):
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img_file = img_path
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break
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self.dna_files[name] = {
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'dna_path': dna_file,
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'img_path': img_file
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}
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# 打印调试信息
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print(f"DNA file: {name}")
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print(f" DNA path: {dna_file}")
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print(f" Image path: {img_file}")
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print(f" Image exists: {bool(img_file and os.path.exists(img_file))}")
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def update_grid(self):
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"""更新DNA网格"""
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# 清除现有按钮
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for i in reversed(range(self.flow_layout.count())):
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self.flow_layout.itemAt(i).widget().deleteLater()
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# 计算按钮大小 - 减小到原来的1/4左右
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container_width = self.flow_widget.width() or 300
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button_width = (container_width - 60) // 6 # 每行6个按钮
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button_height = int(button_width * 1.2) # 保持宽高比
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# 创建DNA样本按钮
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for name, info in self.dna_files.items():
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dna_btn = self.create_dna_button(name, info, button_width, button_height)
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self.flow_layout.addWidget(dna_btn)
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def create_dna_button(self, name, info, width, height):
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"""创建DNA按钮"""
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btn = QtWidgets.QPushButton()
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btn.setFixedSize(width, height)
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# 创建按钮布局
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layout = QtWidgets.QVBoxLayout(btn)
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layout.setContentsMargins(2, 2, 2, 2)
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layout.setSpacing(1)
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# 创建图标标签
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icon_label = QtWidgets.QLabel()
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icon_label.setAlignment(QtCore.Qt.AlignCenter)
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if info['img_path']:
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pixmap = QtGui.QPixmap(info['img_path'])
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scaled_pixmap = pixmap.scaled(
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width - 4,
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height - 16,
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QtCore.Qt.KeepAspectRatio,
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QtCore.Qt.SmoothTransformation
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)
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icon_label.setPixmap(scaled_pixmap)
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else:
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icon_label.setText("No Image")
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icon_label.setStyleSheet("color: #FFFFFF; font-size: 8px;") # 改为白色
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# 创建文本标签
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text_label = QtWidgets.QLabel(name)
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text_label.setAlignment(QtCore.Qt.AlignCenter)
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text_label.setStyleSheet("color: #FFFFFF; font-size: 8px;") # 改为白色
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layout.addWidget(icon_label)
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layout.addWidget(text_label)
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# 设置样式 - 保持黑色背景，文字改为白色
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btn.setStyleSheet("""
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QPushButton {
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background-color: #303030;
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border: 1px solid #202020;
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border-radius: 5px;
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padding: 2px;
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color: #FFFFFF; /* 按钮文字颜色改为白色 */
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}
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QPushButton:hover {
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background-color: #404040;
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border: 1px solid #303030;
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}
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QPushButton:pressed {
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background-color: #202020;
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}
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""")
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btn.setProperty('dna_path', info['dna_path'])
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btn.clicked.connect(lambda: self.on_dna_selected(info['dna_path']))
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return btn
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def on_dna_selected(self, dna_path):
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"""当DNA被选中时发出信号"""
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self.dna_selected.emit(dna_path)
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class FlowLayout(QtWidgets.QLayout):
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def __init__(self, parent=None):
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super().__init__(parent)
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self.itemList = []
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self.spacing_x = 5
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self.spacing_y = 5
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def addItem(self, item):
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self.itemList.append(item)
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def count(self):
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return len(self.itemList)
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def itemAt(self, index):
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if 0 <= index < len(self.itemList):
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return self.itemList[index]
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return None
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def takeAt(self, index):
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if 0 <= index < len(self.itemList):
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return self.itemList.pop(index)
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return None
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def expandingDirections(self):
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return QtCore.Qt.Orientations(QtCore.Qt.Orientation(0))
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def hasHeightForWidth(self):
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return True
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def heightForWidth(self, width):
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height = self.doLayout(QtCore.QRect(0, 0, width, 0), True)
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return height
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def setGeometry(self, rect):
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super().setGeometry(rect)
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self.doLayout(rect, False)
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def sizeHint(self):
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return self.minimumSize()
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def minimumSize(self):
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size = QtCore.QSize()
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for item in self.itemList:
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size = size.expandedTo(item.minimumSize())
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return size
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def doLayout(self, rect, testOnly):
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x = rect.x()
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y = rect.y()
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lineHeight = 0
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for item in self.itemList:
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widget = item.widget()
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spaceX = self.spacing_x
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spaceY = self.spacing_y
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nextX = x + item.sizeHint().width() + spaceX
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if nextX - spaceX > rect.right() and lineHeight > 0:
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x = rect.x()
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y = y + lineHeight + spaceY
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nextX = x + item.sizeHint().width() + spaceX
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lineHeight = 0
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if not testOnly:
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item.setGeometry(QtCore.QRect(QtCore.QPoint(x, y), item.sizeHint()))
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x = nextX
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lineHeight = max(lineHeight, item.sizeHint().height())
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return y + lineHeight - rect.y()
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def create_browser(dna_path, img_path, parent=None):
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"""创建并返回DNA浏览器实例"""
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return DNABrowserWidget(dna_path, img_path, parent)
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