# -*- coding: utf-8 -*-

"""
***************************************************************************
    EditRenderingStylesDialog.py
    ---------------------
    Date                 : August 2012
    Copyright            : (C) 2012 by Victor Olaya
    Email                : volayaf at gmail dot com
***************************************************************************
*                                                                         *
*   This program is free software; you can redistribute it and/or modify  *
*   it under the terms of the GNU General Public License as published by  *
*   the Free Software Foundation; either version 2 of the License, or     *
*   (at your option) any later version.                                   *
*                                                                         *
***************************************************************************
"""

__author__ = 'Victor Olaya'
__date__ = 'August 2012'
__copyright__ = '(C) 2012, Victor Olaya'

# This will get replaced with a git SHA1 when you do a git archive

__revision__ = '$Format:%H$'

from PyQt4.QtCore import Qt
from PyQt4.QtGui import QDialog, QHeaderView, QTableWidgetItem

from processing.gui.RenderingStyles import RenderingStyles
from processing.gui.RenderingStyleFilePanel import RenderingStyleFilePanel
from processing.core.outputs import OutputRaster
from processing.core.outputs import OutputVector

from processing.ui.ui_DlgRenderingStyles import Ui_DlgRenderingStyles


class EditRenderingStylesDialog(QDialog, Ui_DlgRenderingStyles):

    def __init__(self, alg):
        QDialog.__init__(self)
        self.setupUi(self)

        self.alg = alg.getCopy()

        self.tblStyles.horizontalHeader().setResizeMode(QHeaderView.Stretch)
        self.setWindowTitle(self.alg.name)

        self.valueItems = {}
        self.dependentItems = {}
        self.setTableContent()

    def setTableContent(self):
        numOutputs = 0
        for output in self.alg.outputs:
            if isinstance(output, (OutputVector, OutputRaster)):
                if not output.hidden:
                    numOutputs += 1
        self.tblStyles.setRowCount(numOutputs)

        i = 0
        for output in self.alg.outputs:
            if isinstance(output, (OutputVector, OutputRaster)):
                if not output.hidden:
                    item = QTableWidgetItem(output.description + '<'
                            + output.__class__.__name__ + '>')
                    item.setFlags(Qt.ItemIsEnabled)
                    self.tblStyles.setItem(i, 0, item)
                    item = RenderingStyleFilePanel()
                    style = \
                        RenderingStyles.getStyle(self.alg.commandLineName(),
                            output.name)
                    if style:
                        item.setText(str(style))
                    self.valueItems[output.name] = item
                    self.tblStyles.setCellWidget(i, 1, item)
                    self.tblStyles.setRowHeight(i, 22)
            i += 1

    def accept(self):
        styles = {}
        for key in self.valueItems.keys():
            styles[key] = str(self.valueItems[key].getValue())
        RenderingStyles.addAlgStylesAndSave(self.alg.commandLineName(), styles)

        QDialog.accept(self)

    def reject(self):
        QDialog.reject(self)