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plug-ins: Support layermodes in OpenRaster files
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@ -19,6 +19,24 @@ import tempfile, zipfile, os
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import xml.etree.ElementTree as ET
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layermodes_map = {
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"svg:src-over": NORMAL_MODE,
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"svg:plus": ADDITION_MODE,
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"svg:multiply": MULTIPLY_MODE,
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"svg:screen": SCREEN_MODE,
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"svg:overlay": OVERLAY_MODE,
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"svg:darken": DARKEN_ONLY_MODE,
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"svg:lighten": LIGHTEN_ONLY_MODE,
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"svg:color-dodge": DODGE_MODE,
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"svg:color-burn": BURN_MODE,
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"svg:hard-light": HARDLIGHT_MODE,
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"svg:soft-light": SOFTLIGHT_MODE,
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"svg:difference": DIFFERENCE_MODE,
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}
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def reverse_map(mapping):
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return dict((v,k) for k, v in mapping.iteritems())
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def get_image_attributes(orafile):
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xml = orafile.read('stack.xml')
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image = ET.fromstring(xml)
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@ -36,8 +54,10 @@ def get_layer_attributes(layer):
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y = int(a.get('y', '0'))
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opac = float(a.get('opacity', '1.0'))
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visible = a.get('visibility', 'visible') != 'hidden'
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m = a.get('composite-op', 'svg:src-over')
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layer_mode = layermodes_map.get(m, NORMAL_MODE)
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return path, name, x, y, opac, visible
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return path, name, x, y, opac, visible, layer_mode
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def thumbnail_ora(filename, thumb_size):
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@ -105,6 +125,7 @@ def save_ora(img, drawable, filename, raw_filename):
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a['y'] = str(y)
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a['opacity'] = str(opac)
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a['visibility'] = 'visible' if visible else 'hidden'
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a['composite-op'] = reverse_map(layermodes_map).get(gimp_layer.mode, 'svg:src-over')
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return layer
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# save layers
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@ -156,7 +177,7 @@ def load_ora(filename, raw_filename):
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return res
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for layer_no, layer in enumerate(get_layers(stack)):
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path, name, x, y, opac, visible = get_layer_attributes(layer)
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path, name, x, y, opac, visible, layer_mode = get_layer_attributes(layer)
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if not path.lower().endswith('.png'):
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continue
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@ -180,6 +201,7 @@ def load_ora(filename, raw_filename):
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# import layer, set attributes and add to image
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gimp_layer = pdb['gimp-file-load-layer'](img, tmp)
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gimp_layer.name = name
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gimp_layer.mode = layer_mode
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gimp_layer.set_offsets(x, y) # move to correct position
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gimp_layer.opacity = opac * 100 # a float between 0 and 100
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gimp_layer.visible = visible
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