def __js__(self, pres_ctx, scene_js):
# fovY, nearFrac, farFrac, focalPoint, orbitalRadius, azimuth, altitude
materials_src = '[' + ', '.join([
mat.__js__(pres_ctx, scene_js).build_js(pres_ctx)
for mat in self.materials
]) + ']'
return scene_js.createSkybox(js.JSExprSrc(materials_src))
def __js__(self, pres_ctx, scene_js):
shader_js = self.shader.__js__(pres_ctx, scene_js)
sampler_names_to_textures_src = '{' + ', '.join([
'{0}:{1}'.format(
name,
texture.__js__(pres_ctx, scene_js).build_js(pres_ctx))
for name, texture in self.sampler_names_to_textures.items()
]) + '}'
return scene_js.createMaterial(
shader_js, js.JSExprSrc(sampler_names_to_textures_src),
self.use_blending)
def show_using_js_eval(self, js_expr):
"""
Show the popup using a supplied Javascript expression
:param js_expr: a javascript expression to be evaluated. The variables popup_id and nodes will be available in the local scope, providing the ID of the popup and the DOM nodes that it is to contain.
:return: the segment ID of the popup
"""
if isinstance(js_expr, basestring):
js_expr = js.JSExprSrc(js_expr)
elif not isinstance(js_expr, js.JS):
raise TypeError, 'Javascript expression must be a string or a JS object'
seg = self.__inc_view.create_popup_segment(self.__popup_contents,
self.__perspective, js_expr)
return seg.id
def page_js_eval(self, expr):
"""
Schedule a page-level script to be executed
:param expr: the Javascript script to execute, either in the form of a js.JS subclass or a string
:return: None
"""
if isinstance(expr, basestring):
expr = js.JSExprSrc(expr)
elif not isinstance(expr, js.JS):
raise TypeError, 'Javascript expression must be a string or a JS object'
# TODO: passing None as the presentation context will cause Resource instances to break
expr_src = expr.build_js(None)
self._page.queue_js_to_execute(expr_src)
# Notifying the page of a modification causes it to schedule a refresh, which will cause the script to be executed
self._page._notify_page_modified()
def __js__(self, pres_ctx, scene_js):
resources = '[' + ', '.join(
[rsc.build_js(pres_ctx) for rsc in self.resources]) + ']'
return scene_js.createTextureCube(js.JSExprSrc(resources))
def js_shutdown_eval(self, expr): if isinstance(expr, basestring): expr = js.JSExprSrc(expr) elif not isinstance(expr, js.JS): raise TypeError, 'Javascript expression must be a string or a JS object' return self._wrap_in_eval([], [expr])