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WIP: POC on glue and glue-jupyter POC
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from .rotate_image import * # noqa |
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from matplotlib.transforms import Affine2D | ||
from traitlets import Any | ||
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from jdaviz.core.registries import tray_registry | ||
from jdaviz.core.template_mixin import TemplateMixin, ViewerSelectMixin | ||
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@tray_registry('imviz-rotate-image', label="Simple Image Rotation") | ||
class RotateImageSimple(TemplateMixin, ViewerSelectMixin): | ||
template_file = __file__, "rotate_image.vue" | ||
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angle = Any(0).tag(sync=True) | ||
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def __init__(self, *args, **kwargs): | ||
super().__init__(*args, **kwargs) | ||
self._theta = 0 # degrees, clockwise | ||
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def vue_rotate_image(self, *args, **kwargs): | ||
# We only grab the value here to avoid constantly updating as | ||
# user is still entering or updating the value. | ||
try: | ||
self._theta = float(self.angle) | ||
except Exception: | ||
return | ||
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viewer = self.app._viewer_by_id(self.viewer_selected) | ||
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# TODO: Is this really clockwise? Does it take negative angle? | ||
# Rotate selected viewer canvas. This changes zoom too. | ||
affine_transform = Affine2D().rotate_deg(self._theta) | ||
viewer.state.affine_matrix = affine_transform | ||
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# TODO: Does the zoom box behave? If not, we need to disable it. | ||
# Update Compass plugin. | ||
viewer.on_limits_change() |
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jdaviz/configs/imviz/plugins/rotate_image/rotate_image.vue
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<template> | ||
<j-tray-plugin> | ||
<v-row> | ||
<j-docs-link :link="'https://jdaviz.readthedocs.io/en/'+vdocs+'/'+config+'/plugins.html#simple-image-rotation'">Rotate image.</j-docs-link> | ||
</v-row> | ||
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<plugin-viewer-select | ||
:items="viewer_items" | ||
:selected.sync="viewer_selected" | ||
label="Viewer" | ||
hint="Select viewer." | ||
/> | ||
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<v-row> | ||
<v-col> | ||
<v-text-field | ||
v-model="angle" | ||
type="number" | ||
label="Angle" | ||
hint="Rotation angle in degrees clockwise" | ||
></v-text-field> | ||
</v-col> | ||
</v-row> | ||
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<v-row justify="end"> | ||
<v-btn color="primary" text @click="rotate_image">Rotate</v-btn> | ||
</v-row> | ||
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</j-tray-plugin> | ||
</template> |