def load_ramp_config_file():
"""
Reads in ramp files specified in the ramp config file
in the ramps directory and creates ramps for them
This allows for ordering of the ramps in the config
file and for specifying separators
"""
ramps = []
home_dir = gview.home_dir
ramp_dir = gview.get_preference('ramp_directory')
if ramp_dir is None:
ramp_dir = os.path.join(home_dir, 'ramps')
if os.path.isdir(ramp_dir):
config_path = os.path.join(ramp_dir, 'ramps.cfg')
if os.path.isfile(config_path):
#load config file and parse ramps ...
config = open(config_path)
lines = config.readlines()
for line in lines:
ramp_file = line.strip()
ramp = load_ramp(os.path.join(ramp_dir, ramp_file))
if ramp:
ramps.append(ramp)
else:
return load_ramps()
return ramps
def tempnam( tdir = None, basename = None, extension = None ):
import gview
if tdir is None:
plotfile = gview.get_preference('gvplot_tempfile')
if plotfile is not None and len(plotfile) > 0:
if os.path.isdir(plotfile):
tdir = plotfile
elif os.path.isdir(os.path.dirname(plotfile)):
tdir = os.path.dirname(plotfile)
else:
tdir = get_tempdir()
else:
tdir = get_tempdir()
if basename is None:
try:
pgu.pnm = pgu.pnm + 1
except:
pgu.pnm = 1
basename = 'OBJ_' + str(pgu.pnm)
if extension is None:
extension = 'tmp'
return os.path.join(tdir,basename + '.' + extension)
def gui_update(self, *args):
self.updating = True
# Update the field list.
fnlist = [_("disabled")]
if self.layer:
schema = self.layer.get_parent().get_schema()
for item in schema:
fnlist.append(item[0])
if fnlist != self.old_list:
self.label_field.set_popdown_strings(fnlist)
self.old_list = fnlist
self.label_field.set_active(-1)
if self.ogrfs_obj:
font = self.ogrfs_obj.parms['f'].value
if not font:
font = gview.get_preference('default-font')
self.label_font.set_font_name(font)
tparm = self.ogrfs_obj.parms['t']
if tparm.role == 'field_name':
self.label_field.set_active_text(tparm.value)
if self.shape_obj:
text_value = self.shape_obj.get_property(tparm.value,'')
else:
text_value = ''
else:
self.label_field.set_active_text("disabled")
text_value = tparm.value
color = self.ogrfs_obj.get_color((0.5, 1.0, 0.5, 1.0))
self.label_color.set_color(color)
if self.text_entry:
self.text_entry.set_text(text_value)
#self.text_entry.set_sensitive(tparm.role != 'field_name')
if self.enable_offsets:
dx = float(self.ogrfs_obj.get_parm('dx',0))
self.x_offset.set_value(dx)
dy = float(self.ogrfs_obj.get_parm('dy',0))
self.y_offset.set_value(-dy)
else:
self.label_field.set_active_text("disabled")
self.label_color.set_color( (0.5, 1.0, 0.5, 1.0) )
if self.enable_offsets:
self.x_offset.set_value(0.0)
self.y_offset.set_value(0.0)
self.updating = False
def load_ramps():
"""reads in all the ramp files in the ramps directory and creates ramps for them"""
ramps = []
home_dir = gview.home_dir
ramp_dir = gview.get_preference('ramp_directory')
if ramp_dir is None:
ramp_dir = os.path.join(home_dir, 'ramps')
if os.path.isdir(ramp_dir):
files = os.listdir(ramp_dir)
for file in files:
ramp = load_ramp(os.path.join(ramp_dir, file))
if ramp:
ramps.append(ramp)
return ramps
def set_ogrfs(self, ogrfs_obj, layer=None, fontlist=None, shape_obj=None):
if layer is not None:
self.layer = layer
if ogrfs_obj is None:
ogrfs_obj = gvogrfs.OGRFeatureStylePart()
font = gview.get_preference('default-font','Sans 12')
if self.enable_offsets:
dx = self.x_offset.get_value()
dy = self.y_offset.get_value()
ogrfs_obj.parse('LABEL(t:"",f:"%s",c:#88FF88)' % font)
self.ogrfs_obj = ogrfs_obj
self.shape_obj = shape_obj
self.gui_update()
def __init__(self, view):
gtk.Window.__init__(self)
self.set_title(_("Print"))
self.connect('delete-event',self.close)
self.view = view
self.command = gview.get_preference('print_command', 'lpr')
cgroup = gtk.VBox(spacing=6)
cgroup.set_border_width(5)
self.add(cgroup)
frame = gtk.Frame()
cgroup.pack_start(frame, expand=False)
table = gtk.Table()
table.set_row_spacings(6)
table.set_border_width(5)
frame.add(table)
# Setup Driver Option Menu
driver_label = pgu.Label(_("Driver:"))
table.attach(driver_label, 0,1,0,1, yoptions=gtk.SHRINK)
if os.name == 'nt':
drivers = ("PostScript", "TIFF", "PNG", "Windows Print Driver", "GIF")
else:
drivers = ("PostScript", "TIFF", "PNG", "GIF")
self.driver = pgu.ComboText(strings=drivers, action=self.update_cb)
table.attach(self.driver, 1,2,0,1, yoptions=gtk.SHRINK)
# Setup Device Option Menu
device_label = pgu.Label(_("Device:"))
table.attach(device_label, 0,1,1,2, yoptions=gtk.SHRINK)
self.device = pgu.ComboText(strings=(_("File"), _("Spool to Printer")), action=self.device_cb)
table.attach(self.device, 1,2,1,2, yoptions=gtk.SHRINK)
# Setup File/Command entry.
self.file_label = pgu.Label(_("File:"))
table.attach(self.file_label, 0,1,2,3, yoptions=gtk.SHRINK)
self.file = gtk.Entry()
table.attach(self.file, 1,2,2,3, yoptions=gtk.SHRINK)
# Setup Output Type
self.output_label = pgu.Label(_("Output type:"))
table.attach(self.output_label, 0,1,3,4, yoptions=gtk.SHRINK)
self.output = pgu.ComboText(strings=(_("Greyscale"), _("Color")))
table.attach(self.output, 1,2,3,4, yoptions=gtk.SHRINK)
# Setup Paper Type
self.paper_label = pgu.Label(_("Paper:"))
table.attach(self.paper_label, 0,1,4,5, yoptions=gtk.SHRINK)
sizes = []
for entry in paper_sizes:
sizes.append(entry[0])
self.paper = pgu.ComboText(strings=sizes, action=self.update_cb)
table.attach(self.paper, 1,2,4,5, yoptions=gtk.SHRINK)
# Setup Scale slider
self.scale_label = pgu.Label(_("Scale:"))
table.attach(self.scale_label, 0,1,5,6, yoptions=gtk.SHRINK)
self.scale_adjustment = gtk.Adjustment(1, 0, 1.25, 0.05, 0.05, 0.05)
self.scale_slider = gtk.HScale(self.scale_adjustment)
table.attach(self.scale_slider, 1,2,5,6, yoptions=gtk.SHRINK)
# Setup Resolution spinner
resolution_label = pgu.Label(_("Resolution:"))
table.attach(resolution_label, 0,1,6,7, yoptions=gtk.SHRINK)
self.resolution_adjustment = gtk.Adjustment(1, 0, 10, 0.1, 0.1, 0.1)
self.resolution_spinner = gtk.SpinButton(self.resolution_adjustment, climb_rate=0.1, digits=1)
self.resolution_spinner.connect('changed', self.resolution_cb)
table.attach(self.resolution_spinner, 1,2,6,7, yoptions=gtk.SHRINK)
# Setup Size entries
size_label = pgu.Label(_("Image size:"))
table.attach(size_label,0,1,7,8, yoptions=gtk.SHRINK)
size_box = gtk.HBox(spacing=5)
self.xsize_entry = gtk.Entry()
self.xsize_entry.connect('activate', self.resolution_cb)
self.xsize_entry.connect('leave-notify-event', self.resolution_cb)
size_box.pack_start(self.xsize_entry)
size_box.pack_start(gtk.Label("x"))
self.ysize_entry = gtk.Entry()
self.ysize_entry.connect('activate', self.resolution_cb)
self.ysize_entry.connect('leave-notify-event', self.resolution_cb)
size_box.pack_start(self.ysize_entry)
table.attach(size_box, 1,2,7,8, yoptions=gtk.SHRINK)
# Add Print, and Close button(s)
btn_box = gtk.HBox(homogeneous=True, spacing=20)
but = gtk.Button(stock=gtk.STOCK_PRINT)
but.connect('clicked',self.print_cb)
btn_box.pack_start(but, expand=False)
but = gtk.Button(stock=gtk.STOCK_CLOSE)
but.connect('clicked',self.close)
btn_box.pack_start(but, expand=False)
cgroup.pack_end(btn_box, expand=False)
# Initialize values.
# lazy
prefs = gview.get_preference
pref = prefs('print_driver', -1)
self.driver.set_active(int(pref))
if os.name == 'nt':
self.driver.set_active(DR_WINPRINT)
pref = prefs('print_device', -1)
self.device.set_active(int(pref))
if self.device.get_active() == DV_FILE:
self.set_default_filename()
else:
self.file.set_text(self.command)
pref = prefs('print_paper', -1)
self.paper.set_active(int(pref))
pref = prefs('print_output', -1)
self.output.set_active(int(pref))
pref = prefs('print_resolution')
if pref:
resolution = float(pref)
self.resolution_adjustment.set_value(resolution)
width = int(self.view.get_width() * resolution + 0.5)
height = int(self.view.get_height() * resolution + 0.5)
self.xsize_entry.set_text(str(width))
self.ysize_entry.set_text(str(height))
self.set_paper_size()
self.scale_adjustment.set_value(1.0)
if 'CIETMAP_HOME' in os.environ:
topic = "Pages/Printing.htm"
self.filename = 'cietmap.ps'
else:
topic = "gvprint.html"
self.filename = 'openev.ps'
set_help_topic(self, topic)
# Show
self.show_all()
self.update_cb()
