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Added interactive document page view rotation support

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This commit is contained in:
Roberto Rosario
2011-04-21 23:58:41 -04:00
parent 47a9f699fd
commit 5b4b281791
9 changed files with 96 additions and 23 deletions
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10
apps/documents/forms.py
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@@ -32,12 +32,14 @@ class DocumentPageImageWidget(forms.widgets.Widget):
def render(self, name, value, attrs=None):
final_attrs = self.build_attrs(attrs)
zoom = final_attrs.get('zoom', 100)
rotation = final_attrs.get('rotation', 0)
if value:
output = []
output.append('<div class="full-height scrollable" style="overflow: auto;"><img src="%(img)s?page=%(page)d&zoom=%(zoom)d" /></div>' % {
output.append('<div class="full-height scrollable" style="overflow: auto;"><img src="%(img)s?page=%(page)d&zoom=%(zoom)d&rotation=%(rotation)d" /></div>' % {
'img': reverse('document_display', args=[value.document.id]),
'page': value.page_number,
'zoom': zoom,
'rotation': rotation,
})
return mark_safe(u''.join(output))
else:
@@ -51,9 +53,13 @@ class DocumentPageForm(DetailForm):
def __init__(self, *args, **kwargs):
zoom = kwargs.pop('zoom', 100)
rotation = kwargs.pop('rotation', 0)
super(DocumentPageForm, self).__init__(*args, **kwargs)
self.fields['page_image'].initial = self.instance
self.fields['page_image'].widget.attrs.update({'zoom': zoom})
self.fields['page_image'].widget.attrs.update({
'zoom': zoom,
'rotation': rotation
})
page_image = forms.CharField(widget=DocumentPageImageWidget())