Exemplo n.º 1
0
class ImageMagnifierBlock(Block):
    """
    ImageMagnifierBlock can render and process ImageMagnifierIdevices as XHTML
    """
    name = 'imageManifier'
    def __init__(self, parent, idevice):
        """
        Initialize
        """
        Block.__init__(self, parent, idevice)
        self.imageMagnifierElement = MagnifierElement(idevice.imageMagnifier)
        self.textElement  = TextAreaElement(idevice.text)
    def process(self, request):
        """
        Process the request arguments from the web server to see if any
        apply to this block
        """
        log.debug("process " + repr(request.args))
        Block.process(self, request)
        if (u"action" not in request.args or
            request.args[u"action"][0] != u"delete"):
            self.imageMagnifierElement.process(request)
            self.textElement.process(request)
        if "float"+self.id in request.args:
            self.idevice.float = request.args["float"+self.id][0]
        if "caption"+self.id in request.args:
            self.idevice.caption = request.args["caption"+self.id][0]
        if "glass"+self.id in request.args:
            self.idevice.imageMagnifier.glassSize = \
                request.args["glass"+self.id][0]
        if "initial"+self.id in request.args:
            self.idevice.imageMagnifier.initialZSize = \
                request.args["initial"+self.id][0]
        if "maxZoom"+self.id in request.args:
            self.idevice.imageMagnifier.maxZSize = \
                request.args["maxZoom"+self.id][0]
    def renderEdit(self, style):
        """
        Returns an XHTML string with the form elements for editing this block
        """
        log.debug("renderEdit")
        floatArr        = [[_(u'Left'), 'left'],
                          [_(u'Right'), 'right'],
                          [_(u'None'),  'none']]
        html  = u"<div class=\"iDevice\">\n"
        html += '<div class="block">'
        html += u"<strong>%s</strong>" % _(u"Caption:")
        html += common.elementInstruc(self.idevice.captionInstruc)
        html += '</div>'
        html += '<div class="block">'
        html += common.textInput("caption" + self.id, self.idevice.caption)
        html += '</div>'
        html += '<div class="block">'
        html += self.textElement.renderEdit()
        html += '</div>'
        html += self.imageMagnifierElement.renderEdit()       
        html += common.formField('select', _("Align:"),
                                 "float" + self.id, '',
                                 self.idevice.alignInstruc,
                                 floatArr, self.idevice.float)
        zoomOpts = []
        for i in range(100, 201, 10):
            zoomOpts.append(('%d%%' % (i), str(i)))
        selection = self.idevice.imageMagnifier.initialZSize
        html += common.formField('select', _(u"Initial Zoom"),
                                 "initial" + self.id, '',
                                 self.idevice.initialZoomInstruc,
                                 zoomOpts, selection)
        selection = self.idevice.imageMagnifier.maxZSize
        html += common.formField('select', _(u"Maximum zoom"),
                                 "maxZoom" + self.id, '',
                                 self.idevice.maxZoomInstruc,
                                 zoomOpts, selection)
        glassSizeArr    = [[_(u'Small'), '1'],
                          [_(u'Medium'),'2'],
                          [_(u'Large'),'3'],
                          [_(u'Extra large'),'4'],]
        html += common.formField('select', _(u"Size of magnifying glass: "),
                                 "glass" + self.id, '',
                                 self.idevice.glassSizeInstruc,
                                 glassSizeArr, 
                                 self.idevice.imageMagnifier.glassSize)
        html += self.renderEditButtons()
        html += u"</div>\n"
        return html
    def renderPreview(self, style):
        """
        Returns an XHTML string for previewing this block
        """
        log.debug("renderPreview")
        html  = u"\n<!-- image with text iDevice -->\n"
        html  = u"<div class=\"iDevice "
        html += u"emphasis"+unicode(self.idevice.emphasis)+"\" "
        html += "ondblclick=\"submitLink('edit',"+self.id+", 0);\">\n"
        html += u"  <div class=\"image_text\" style=\""
        html += u"width:" + str(self.idevice.imageMagnifier.width) + "px; "
        html += u"float:%s;\">\n" % self.idevice.float
        html += u"    <div class=\"image\">\n"
        html += self.imageMagnifierElement.renderPreview()
        html += u"" + self.idevice.caption
        html += u"    </div> <!-- class=\"image\" -->\n" 
        html += u"  </div> <!-- class=\"image_text\" -->\n" 
        text = self.textElement.renderPreview()
        if text:
            html += text
        else:
            html += '&nbsp;'
        html += u'\n<div style="clear:both;height:1px;overflow:hidden;"></div>\n'
        html += self.renderViewButtons()
        html += u"</div> <!-- class=\"iDevice emphasisX\" -->\n" 
        return html
    def renderView(self, style):
        """
        Returns an XHTML string for viewing this block
        """        
        log.debug("renderView")
        html  = u"\n<!-- image with text iDevice -->\n"
        html += u"<div class=\"iDevice "
        html += u"emphasis"+unicode(self.idevice.emphasis)+"\">\n"
        html += u"  <div class=\"image_text\" style=\""
        html += u"width:" + str(self.idevice.imageMagnifier.width) + "px; "
        html += u"float:%s;\">\n" % self.idevice.float
        html += u"    <div class=\"image\">\n"
        html += self.imageMagnifierElement.renderView()
        html += u"    <br/>" + self.idevice.caption
        html += u"    </div> <!-- class=\"image\" -->\n" 
        html += u"  </div> <!-- class=\"image_text\" -->\n" 
        text = self.textElement.renderView()
        if text:
            html += text
        else:
            html += '&nbsp;'
        html += u'\n<div style="clear:both;height:1px;overflow:hidden;"></div>\n'
        html += u'\n<div style="clear:both;"></div>\n'
        html += u"</div> <!-- class=\"iDevice emphasisX\" -->\n" 
        return html
Exemplo n.º 2
0
class ImageMagnifierBlock(Block):
    """
    ImageMagnifierBlock can render and process ImageMagnifierIdevices as XHTML
    """

    name = 'imageManifier'

    def __init__(self, parent, idevice):
        """
        Initialize
        """
        Block.__init__(self, parent, idevice)
        self.imageMagnifierElement = MagnifierElement(idevice.imageMagnifier)

        # to compensate for the strange unpickling timing when objects are
        # loaded from an elp, ensure that proper idevices are set:
        # (only applies to the image-embeddable ones, not MagnifierElement)
        if idevice.text.idevice is None:
            idevice.text.idevice = idevice
        self.textElement = TextAreaElement(idevice.text)

        if not hasattr(self.idevice, 'undo'):
            self.idevice.undo = True

    def process(self, request):
        """
        Process the request arguments from the web server to see if any
        apply to this block
        """
        log.debug("process " + repr(request.args))
        Block.process(self, request)

        is_cancel = common.requestHasCancel(request)

        if (u"action" not in request.args or
            (request.args[u"action"][0] != u"delete" and not is_cancel)):
            self.imageMagnifierElement.process(request)
            self.textElement.process(request)

        if "action" in request.args and request.args["action"][0] == "done":
            # remove the undo flag in order to reenable it next time:
            if hasattr(self.idevice, 'undo'):
                del self.idevice.undo

        if "float"+self.id in request.args \
        and not is_cancel:
            self.idevice.float = request.args["float" + self.id][0]

        if "caption"+self.id in request.args \
        and not is_cancel:
            self.idevice.caption = request.args["caption" + self.id][0]

        if "glass"+self.id in request.args \
        and not is_cancel:
            self.idevice.imageMagnifier.glassSize = \
                request.args["glass"+self.id][0]

        if "initial"+self.id in request.args \
        and not is_cancel:
            self.idevice.imageMagnifier.initialZSize = \
                request.args["initial"+self.id][0]

        if "maxZoom"+self.id in request.args \
        and not is_cancel:
            self.idevice.imageMagnifier.maxZSize = \
                request.args["maxZoom"+self.id][0]

    def renderEdit(self, style):
        """
        Returns an XHTML string with the form elements for editing this block
        """
        log.debug("renderEdit")
        floatArr = [[_(u'Left'), 'left'], [_(u'Right'), 'right'],
                    [_(u'None'), 'none']]
        html = u"<div class=\"iDevice\">\n"

        # Caption
        html += '<div class="block">'
        html += u"<strong>%s</strong>" % _(u"Caption:")
        html += common.elementInstruc(self.idevice.captionInstruc)
        html += '</div>'
        html += '<div class="block">'
        html += common.textInput("caption" + self.id, self.idevice.caption)
        html += '</div>'

        # Text
        html += '<div class="block">'
        html += self.textElement.renderEdit()
        html += '</div>'

        # Image
        html += self.imageMagnifierElement.renderEdit()

        this_package = None
        if self.idevice is not None and self.idevice.parentNode is not None:
            this_package = self.idevice.parentNode.package

        # Align
        html += common.formField('select', this_package, _("Align:"),
                                 "float" + self.id, '',
                                 self.idevice.alignInstruc, floatArr,
                                 self.idevice.float)

        # Initial and Max Zoom opts
        zoomOpts = []
        for i in range(100, 201, 10):
            zoomOpts.append(('%d%%' % (i), str(i)))

        # Initial Zoom Size
        selection = self.idevice.imageMagnifier.initialZSize
        html += common.formField('select', this_package, _(u"Initial Zoom"),
                                 "initial" + self.id, '',
                                 self.idevice.initialZoomInstruc, zoomOpts,
                                 selection)

        # Maximum Zoom
        selection = self.idevice.imageMagnifier.maxZSize
        html += common.formField('select', this_package, _(u"Maximum zoom"),
                                 "maxZoom" + self.id, '',
                                 self.idevice.maxZoomInstruc, zoomOpts,
                                 selection)

        # Size of Magnifying Glass
        glassSizeArr = [
            [_(u'Small'), '1'],
            [_(u'Medium'), '2'],
            [_(u'Large'), '3'],
            [_(u'Extra large'), '4'],
        ]
        html += common.formField('select', this_package,
                                 _(u"Size of magnifying glass: "),
                                 "glass" + self.id, '',
                                 self.idevice.glassSizeInstruc, glassSizeArr,
                                 self.idevice.imageMagnifier.glassSize)

        html += self.renderEditButtons(undo=self.idevice.undo)
        html += u"</div>\n"
        return html

    def renderPreview(self, style):
        """
        Returns an XHTML string for previewing this block
        """
        log.debug("renderPreview")
        html = u"\n<!-- image with text iDevice -->\n"
        html += u"<div class=\"iDevice "
        html += u"emphasis" + unicode(self.idevice.emphasis) + "\" "
        html += "ondblclick=\"submitLink('edit'," + self.id + ", 0);\">\n"
        html += u"  <div class=\"image_text\" style=\""
        html += u"width:" + str(self.idevice.imageMagnifier.width) + "px; "
        html += u"float:%s;\">\n" % self.idevice.float
        html += u"    <div class=\"image\">\n"
        html += self.imageMagnifierElement.renderPreview()
        html += u"" + self.idevice.caption
        html += u"    </div> <!-- class=\"image\" -->\n"
        html += u"  </div> <!-- class=\"image_text\" -->\n"
        text = self.textElement.renderPreview()
        if text:
            html += text
        else:
            html += '&nbsp;'
        html += u'\n<div style="clear:both;height:1px;overflow:hidden;"></div>\n'
        html += self.renderViewButtons()
        html += u"</div> <!-- class=\"iDevice emphasisX\" -->\n"
        return html

    def renderView(self, style):
        """
        Returns an XHTML string for viewing this block
        """
        log.debug("renderView")
        html = u"\n<!-- image with text iDevice -->\n"
        html += u"<div class=\"iDevice "
        html += u"emphasis" + unicode(self.idevice.emphasis) + "\">\n"
        html += u"  <div class=\"image_text\" style=\""
        html += u"width:" + str(self.idevice.imageMagnifier.width) + "px; "
        html += u"float:%s;\">\n" % self.idevice.float
        html += u"    <div class=\"image\">\n"
        html += self.imageMagnifierElement.renderView()
        html += u"    <br/>" + self.idevice.caption
        html += u"    </div> <!-- class=\"image\" -->\n"
        html += u"  </div> <!-- class=\"image_text\" -->\n"
        text = self.textElement.renderView()
        if text:
            html += text
        else:
            html += '&nbsp;'
        html += u'\n<div style="clear:both;height:1px;overflow:hidden;"></div>\n'
        html += u"</div> <!-- class=\"iDevice emphasisX\" -->\n"
        return html
Exemplo n.º 3
0
class ImageMagnifierBlock(Block):
    """
    ImageMagnifierBlock can render and process ImageMagnifierIdevices as XHTML
    """

    name = 'imageManifier'

    def __init__(self, parent, idevice):
        """
        Initialize
        """
        Block.__init__(self, parent, idevice)
        self.imageMagnifierElement = MagnifierElement(idevice.imageMagnifier)

        # to compensate for the strange unpickling timing when objects are 
        # loaded from an elp, ensure that proper idevices are set:
        # (only applies to the image-embeddable ones, not MagnifierElement)
        if idevice.text.idevice is None: 
            idevice.text.idevice = idevice
        self.textElement  = TextAreaElement(idevice.text)

        if not hasattr(self.idevice,'undo'): 
            self.idevice.undo = True


    def process(self, request):
        """
        Process the request arguments from the web server to see if any
        apply to this block
        """
        log.debug("process " + repr(request.args))
        Block.process(self, request)

        is_cancel = common.requestHasCancel(request)

        if (u"action" not in request.args 
            or (request.args[u"action"][0] != u"delete"
                and not is_cancel)):
            self.imageMagnifierElement.process(request)
            self.textElement.process(request)

        if "action" in request.args and request.args["action"][0] == "done":
            # remove the undo flag in order to reenable it next time:
            if hasattr(self.idevice,'undo'): 
                del self.idevice.undo

        if "float"+self.id in request.args \
        and not is_cancel:
            self.idevice.float = request.args["float"+self.id][0]
            
        if "caption"+self.id in request.args \
        and not is_cancel:
            self.idevice.caption = request.args["caption"+self.id][0]
            
        if "glass"+self.id in request.args \
        and not is_cancel:
            self.idevice.imageMagnifier.glassSize = \
                request.args["glass"+self.id][0]
            
        if "initial"+self.id in request.args \
        and not is_cancel:
            self.idevice.imageMagnifier.initialZSize = \
                request.args["initial"+self.id][0]
                
        if "maxZoom"+self.id in request.args \
        and not is_cancel:
            self.idevice.imageMagnifier.maxZSize = \
                request.args["maxZoom"+self.id][0]


    def renderEdit(self, style):
        """
        Returns an XHTML string with the form elements for editing this block
        """
        log.debug("renderEdit")
        floatArr        = [[_(u'Left'), 'left'],
                          [_(u'Right'), 'right'],
                          [_(u'None'),  'none']]
        html  = u"<div class=\"iDevice\">\n"
        
        # Caption
        html += '<div class="block">'
        html += u"<strong>%s</strong>" % _(u"Caption:")
        html += common.elementInstruc(self.idevice.captionInstruc)
        html += '</div>'
        html += '<div class="block">'
        html += common.textInput("caption" + self.id, self.idevice.caption)
        html += '</div>'
        
        # Text
        html += '<div class="block">'
        html += self.textElement.renderEdit()
        html += '</div>'

        # Image
        html += self.imageMagnifierElement.renderEdit()       

        this_package = None
        if self.idevice is not None and self.idevice.parentNode is not None:
            this_package = self.idevice.parentNode.package

        # Align
        html += common.formField('select', this_package, _("Align:"),
                                 "float" + self.id, '',
                                 self.idevice.alignInstruc,
                                 floatArr, self.idevice.float)

        # Initial and Max Zoom opts
        zoomOpts = []
        for i in range(100, 201, 10):
            zoomOpts.append(('%d%%' % (i), str(i)))

        # Initial Zoom Size
        selection = self.idevice.imageMagnifier.initialZSize
        html += common.formField('select', this_package, _(u"Initial Zoom"),
                                 "initial" + self.id, '',
                                 self.idevice.initialZoomInstruc,
                                 zoomOpts, selection)
            
        # Maximum Zoom
        selection = self.idevice.imageMagnifier.maxZSize
        html += common.formField('select', this_package, _(u"Maximum zoom"),
                                 "maxZoom" + self.id, '',
                                 self.idevice.maxZoomInstruc,
                                 zoomOpts, selection)
            
        # Size of Magnifying Glass
        glassSizeArr    = [[_(u'Small'), '1'],
                          [_(u'Medium'),'2'],
                          [_(u'Large'),'3'],
                          [_(u'Extra large'),'4'],]
        html += common.formField('select', this_package, 
                                 _(u"Size of magnifying glass: "),
                                 "glass" + self.id, '',
                                 self.idevice.glassSizeInstruc,
                                 glassSizeArr, 
                                 self.idevice.imageMagnifier.glassSize)
 
        html += self.renderEditButtons(undo=self.idevice.undo)
        html += u"</div>\n"
        return html

    def renderPreview(self, style):
        """
        Returns an XHTML string for previewing this block
        """

        lb = "\n" #Line breaks
        dT = common.getExportDocType()
        figureTag = "div"
        if dT == "HTML5":
            figureTag = "figure"         
        
        html = common.ideviceHeader(self, style, "preview")
        
        html += '<div class="iDevice_content">'+lb
        html += '<'+figureTag+' class="image_text" style="width:'+str(self.idevice.imageMagnifier.width)+'px;float:'+self.idevice.float+';'
        if self.idevice.float == 'left':
            html += 'margin:0 20px 20px 0'
        if self.idevice.float == 'right':
            html += 'margin:0 0 20px 20px'
        html += '">'+lb
        html += self.imageMagnifierElement.renderPreview()
        if self.idevice.caption != '':
            html = html.replace(' alt="" ',' alt="'+self.idevice.caption.replace('"','&quot;')+'" ', 1)
            if dT == "HTML5":
                html += '<figcaption style="font-weight:bold">'+self.idevice.caption+'</figcaption>'+lb
            else:
                html += '<strong>'+self.idevice.caption+'</strong>'+lb
        html += '</'+figureTag+'>'+lb 
        text = self.textElement.renderPreview()
        if text:
            text = text.replace('"block iDevice_content"', '"iDevice_text"', 1)
            html += text
        else:
            html += '&nbsp;'
        html += '</div>'+lb # /.iDevice_content
        
        html += common.ideviceFooter(self, style, "preview")

        return html
    

    def renderView(self, style):
        """
        Returns an XHTML string for viewing this block
        """     

        lb = "\n" #Line breaks
        dT = common.getExportDocType()
        figureTag = "div"
        if dT == "HTML5":
            figureTag = "figure"        
        
        html = common.ideviceHeader(self, style, "view")
        
        html += '<div class="iDevice_content">'+lb
        html += '<'+figureTag+' class="image_text" style="width:'+str(self.idevice.imageMagnifier.width)+'px;float:'+self.idevice.float+';'
        if self.idevice.float == 'left':
            html += 'margin:0 20px 20px 0'
        if self.idevice.float == 'right':
            html += 'margin:0 0 20px 20px'
        html += '">'  
        html += lb
        html += self.imageMagnifierElement.renderView()
        if self.idevice.caption != '':
            html = html.replace(' alt="" ',' alt="'+self.idevice.caption.replace('"','&quot;')+'" ', 1)
            if dT == "HTML5":
                html += '<figcaption style="font-weight:bold">'+self.idevice.caption+'</figcaption>'+lb
            else:
                html += '<strong>'+self.idevice.caption+'</strong>'+lb
        html += '</'+figureTag+'>'+lb 
        text = self.textElement.renderView()
        if text:
            text = text.replace('"block iDevice_content"', '"iDevice_text"', 1)
            html += text
        else:
            html += '&nbsp;'
        html += '</div>'+lb # /.iDevice_content
        
        html += common.ideviceFooter(self, style, "view")

        return html
class ImageMagnifierBlock(Block):
    """
    ImageMagnifierBlock can render and process ImageMagnifierIdevices as XHTML
    """

    name = 'imageManifier'

    def __init__(self, parent, idevice):
        """
        Initialize
        """
        Block.__init__(self, parent, idevice)
        self.imageMagnifierElement = MagnifierElement(idevice.imageMagnifier)

        # to compensate for the strange unpickling timing when objects are 
        # loaded from an elp, ensure that proper idevices are set:
        # (only applies to the image-embeddable ones, not MagnifierElement)
        if idevice.text.idevice is None: 
            idevice.text.idevice = idevice
        self.textElement  = TextAreaElement(idevice.text)

        if not hasattr(self.idevice,'undo'): 
            self.idevice.undo = True


    def process(self, request):
        """
        Process the request arguments from the web server to see if any
        apply to this block
        """
        log.debug("process " + repr(request.args))
        Block.process(self, request)

        is_cancel = common.requestHasCancel(request)

        if (u"action" not in request.args 
            or (request.args[u"action"][0] != u"delete"
                and not is_cancel)):
            self.imageMagnifierElement.process(request)
            self.textElement.process(request)

        if "action" in request.args and request.args["action"][0] == "done":
            # remove the undo flag in order to reenable it next time:
            if hasattr(self.idevice,'undo'): 
                del self.idevice.undo

        if "float"+self.id in request.args \
        and not is_cancel:
            self.idevice.float = request.args["float"+self.id][0]
            
        if "caption"+self.id in request.args \
        and not is_cancel:
            self.idevice.caption = request.args["caption"+self.id][0]
            
        if "glass"+self.id in request.args \
        and not is_cancel:
            self.idevice.imageMagnifier.glassSize = \
                request.args["glass"+self.id][0]
            
        if "initial"+self.id in request.args \
        and not is_cancel:
            self.idevice.imageMagnifier.initialZSize = \
                request.args["initial"+self.id][0]
                
        if "maxZoom"+self.id in request.args \
        and not is_cancel:
            self.idevice.imageMagnifier.maxZSize = \
                request.args["maxZoom"+self.id][0]


    def renderEdit(self, style):
        """
        Returns an XHTML string with the form elements for editing this block
        """
        log.debug("renderEdit")
        floatArr        = [[_(u'Left'), 'left'],
                          [_(u'Right'), 'right'],
                          [_(u'None'),  'none']]
        html  = u"<div class=\"iDevice\">\n"
        
        # Caption
        html += '<div class="block">'
        html += u"<strong>%s</strong>" % _(u"Caption:")
        html += common.elementInstruc(self.idevice.captionInstruc)
        html += '</div>'
        html += '<div class="block">'
        html += common.textInput("caption" + self.id, self.idevice.caption)
        html += '</div>'
        
        # Text
        html += '<div class="block">'
        html += self.textElement.renderEdit()
        html += '</div>'

        # Image
        html += self.imageMagnifierElement.renderEdit()       

        this_package = None
        if self.idevice is not None and self.idevice.parentNode is not None:
            this_package = self.idevice.parentNode.package

        # Align
        html += common.formField('select', this_package, _("Align:"),
                                 "float" + self.id, '',
                                 self.idevice.alignInstruc,
                                 floatArr, self.idevice.float)

        # Initial and Max Zoom opts
        zoomOpts = []
        for i in range(100, 201, 10):
            zoomOpts.append(('%d%%' % (i), str(i)))

        # Initial Zoom Size
        selection = self.idevice.imageMagnifier.initialZSize
        html += common.formField('select', this_package, _(u"Initial Zoom"),
                                 "initial" + self.id, '',
                                 self.idevice.initialZoomInstruc,
                                 zoomOpts, selection)
            
        # Maximum Zoom
        selection = self.idevice.imageMagnifier.maxZSize
        html += common.formField('select', this_package, _(u"Maximum zoom"),
                                 "maxZoom" + self.id, '',
                                 self.idevice.maxZoomInstruc,
                                 zoomOpts, selection)
            
        # Size of Magnifying Glass
        glassSizeArr    = [[_(u'Small'), '1'],
                          [_(u'Medium'),'2'],
                          [_(u'Large'),'3'],
                          [_(u'Extra large'),'4'],]
        html += common.formField('select', this_package, 
                                 _(u"Size of magnifying glass: "),
                                 "glass" + self.id, '',
                                 self.idevice.glassSizeInstruc,
                                 glassSizeArr, 
                                 self.idevice.imageMagnifier.glassSize)
            
        html += self.renderEditButtons(undo=self.idevice.undo)
        html += u"</div>\n"
        return html


    def renderPreview(self, style):
        """
        Returns an XHTML string for previewing this block
        """
        log.debug("renderPreview")
        html  = u"\n<!-- image with text iDevice -->\n"
        html += u"<div class=\"iDevice "
        html += u"emphasis"+unicode(self.idevice.emphasis)+"\" "
        html += "ondblclick=\"submitLink('edit',"+self.id+", 0);\">\n"
        html += u"  <div class=\"image_text\" style=\""
        html += u"width:" + str(self.idevice.imageMagnifier.width) + "px; "
        html += u"float:%s;\">\n" % self.idevice.float
        html += u"    <div class=\"image\">\n"
        html += self.imageMagnifierElement.renderPreview()
        html += u"" + self.idevice.caption
        html += u"    </div> <!-- class=\"image\" -->\n" 
        html += u"  </div> <!-- class=\"image_text\" -->\n" 
        text = self.textElement.renderPreview()
        if text:
            html += text
        else:
            html += '&nbsp;'
        html += u'\n<div style="clear:both;height:1px;overflow:hidden;"></div>\n'
        html += self.renderViewButtons()
        html += u"</div> <!-- class=\"iDevice emphasisX\" -->\n" 
        return html
    

    def renderView(self, style):
        """
        Returns an XHTML string for viewing this block
        """        
        log.debug("renderView")
        html  = u"\n<!-- image with text iDevice -->\n"
        html += u"<div class=\"iDevice "
        html += u"emphasis"+unicode(self.idevice.emphasis)+"\">\n"
        html += u"  <div class=\"image_text\" style=\""
        html += u"width:" + str(self.idevice.imageMagnifier.width) + "px; "
        html += u"float:%s;\">\n" % self.idevice.float
        html += u"    <div class=\"image\">\n"
        html += self.imageMagnifierElement.renderView()
        html += u"    <br/>" + self.idevice.caption
        html += u"    </div> <!-- class=\"image\" -->\n" 
        html += u"  </div> <!-- class=\"image_text\" -->\n" 
        text = self.textElement.renderView()
        if text:
            html += text
        else:
            html += '&nbsp;'
        html += u'\n<div style="clear:both;height:1px;overflow:hidden;"></div>\n'
        html += u"</div> <!-- class=\"iDevice emphasisX\" -->\n" 
        return html
Exemplo n.º 5
0
class ImageMagnifierBlock(Block):
    """
    ImageMagnifierBlock can render and process ImageMagnifierIdevices as XHTML
    """

    name = 'imageManifier'

    def __init__(self, parent, idevice):
        """
        Initialize
        """
        Block.__init__(self, parent, idevice)
        self.imageMagnifierElement = MagnifierElement(idevice.imageMagnifier)

        # to compensate for the strange unpickling timing when objects are
        # loaded from an elp, ensure that proper idevices are set:
        # (only applies to the image-embeddable ones, not MagnifierElement)
        if idevice.text.idevice is None:
            idevice.text.idevice = idevice
        self.textElement = TextAreaElement(idevice.text)

        if not hasattr(self.idevice, 'undo'):
            self.idevice.undo = True

    def process(self, request):
        """
        Process the request arguments from the web server to see if any
        apply to this block
        """
        log.debug("process " + repr(request.args))
        Block.process(self, request)

        is_cancel = common.requestHasCancel(request)

        if (u"action" not in request.args or
            (request.args[u"action"][0] != u"delete" and not is_cancel)):
            self.imageMagnifierElement.process(request)
            self.textElement.process(request)

        if "action" in request.args and request.args["action"][0] == "done":
            # remove the undo flag in order to reenable it next time:
            if hasattr(self.idevice, 'undo'):
                del self.idevice.undo

        if "float"+self.id in request.args \
        and not is_cancel:
            self.idevice.float = request.args["float" + self.id][0]

        if "caption"+self.id in request.args \
        and not is_cancel:
            self.idevice.caption = request.args["caption" + self.id][0]

        if "glass"+self.id in request.args \
        and not is_cancel:
            self.idevice.imageMagnifier.glassSize = \
                request.args["glass"+self.id][0]

        if "initial"+self.id in request.args \
        and not is_cancel:
            self.idevice.imageMagnifier.initialZSize = \
                request.args["initial"+self.id][0]

        if "maxZoom"+self.id in request.args \
        and not is_cancel:
            self.idevice.imageMagnifier.maxZSize = \
                request.args["maxZoom"+self.id][0]

    def renderEdit(self, style):
        """
        Returns an XHTML string with the form elements for editing this block
        """
        log.debug("renderEdit")
        floatArr = [[_(u'Left'), 'left'], [_(u'Right'), 'right'],
                    [_(u'None'), 'none']]
        html = u"<div class=\"iDevice\">\n"

        # Caption
        html += '<div class="block">'
        html += u"<strong>%s</strong>" % _(u"Caption:")
        html += common.elementInstruc(self.idevice.captionInstruc)
        html += '</div>'
        html += '<div class="block">'
        html += common.textInput("caption" + self.id, self.idevice.caption)
        html += '</div>'

        # Text
        html += '<div class="block">'
        html += self.textElement.renderEdit()
        html += '</div>'

        # Image
        html += self.imageMagnifierElement.renderEdit()

        this_package = None
        if self.idevice is not None and self.idevice.parentNode is not None:
            this_package = self.idevice.parentNode.package

        # Align
        html += common.formField('select', this_package, _("Align:"),
                                 "float" + self.id, '',
                                 self.idevice.alignInstruc, floatArr,
                                 self.idevice.float)

        # Initial and Max Zoom opts
        zoomOpts = []
        for i in range(100, 201, 10):
            zoomOpts.append(('%d%%' % (i), str(i)))

        # Initial Zoom Size
        selection = self.idevice.imageMagnifier.initialZSize
        html += common.formField('select', this_package, _(u"Initial Zoom"),
                                 "initial" + self.id, '',
                                 self.idevice.initialZoomInstruc, zoomOpts,
                                 selection)

        # Maximum Zoom
        selection = self.idevice.imageMagnifier.maxZSize
        html += common.formField('select', this_package, _(u"Maximum zoom"),
                                 "maxZoom" + self.id, '',
                                 self.idevice.maxZoomInstruc, zoomOpts,
                                 selection)

        # Size of Magnifying Glass
        glassSizeArr = [
            [_(u'Small'), '1'],
            [_(u'Medium'), '2'],
            [_(u'Large'), '3'],
            [_(u'Extra large'), '4'],
        ]
        html += common.formField('select', this_package,
                                 _(u"Size of magnifying glass: "),
                                 "glass" + self.id, '',
                                 self.idevice.glassSizeInstruc, glassSizeArr,
                                 self.idevice.imageMagnifier.glassSize)

        html += self.renderEditButtons(undo=self.idevice.undo)
        html += u"</div>\n"
        return html

    def renderPreview(self, style):
        """
        Returns an XHTML string for previewing this block
        """

        lb = "\n"  #Line breaks
        dT = common.getExportDocType()
        figureTag = "div"
        if dT == "HTML5":
            figureTag = "figure"

        html = common.ideviceHeader(self, style, "preview")

        html += '<div class="iDevice_content">' + lb
        html += '<' + figureTag + ' class="image_text" style="width:' + str(
            self.idevice.imageMagnifier.width
        ) + 'px;float:' + self.idevice.float + ';'
        if self.idevice.float == 'left':
            html += 'margin:0 20px 20px 0'
        if self.idevice.float == 'right':
            html += 'margin:0 0 20px 20px'
        html += '">' + lb
        html += self.imageMagnifierElement.renderPreview()
        if self.idevice.caption != '':
            html = html.replace(
                ' alt="" ',
                ' alt="' + self.idevice.caption.replace('"', '&quot;') + '" ',
                1)
            if dT == "HTML5":
                html += '<figcaption style="font-weight:bold">' + self.idevice.caption + '</figcaption>' + lb
            else:
                html += '<strong>' + self.idevice.caption + '</strong>' + lb
        html += '</' + figureTag + '>' + lb
        text = self.textElement.renderPreview()
        if text:
            text = text.replace('"block iDevice_content"', '"iDevice_text"', 1)
            html += text
        else:
            html += '&nbsp;'
        html += '</div>' + lb  # /.iDevice_content

        html += common.ideviceFooter(self, style, "preview")

        return html

    def renderView(self, style):
        """
        Returns an XHTML string for viewing this block
        """

        lb = "\n"  #Line breaks
        dT = common.getExportDocType()
        figureTag = "div"
        if dT == "HTML5":
            figureTag = "figure"

        html = common.ideviceHeader(self, style, "view")

        html += '<div class="iDevice_content">' + lb
        html += '<' + figureTag + ' class="image_text" style="width:' + str(
            self.idevice.imageMagnifier.width
        ) + 'px;float:' + self.idevice.float + ';'
        if self.idevice.float == 'left':
            html += 'margin:0 20px 20px 0'
        if self.idevice.float == 'right':
            html += 'margin:0 0 20px 20px'
        html += '">'
        html += lb
        html += self.imageMagnifierElement.renderView()
        if self.idevice.caption != '':
            html = html.replace(
                ' alt="" ',
                ' alt="' + self.idevice.caption.replace('"', '&quot;') + '" ',
                1)
            if dT == "HTML5":
                html += '<figcaption style="font-weight:bold">' + self.idevice.caption + '</figcaption>' + lb
            else:
                html += '<strong>' + self.idevice.caption + '</strong>' + lb
        html += '</' + figureTag + '>' + lb
        text = self.textElement.renderView()
        if text:
            text = text.replace('"block iDevice_content"', '"iDevice_text"', 1)
            html += text
        else:
            html += '&nbsp;'
        html += '</div>' + lb  # /.iDevice_content

        html += common.ideviceFooter(self, style, "view")

        return html