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fix viewport location limits

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Signed-off-by: Victor Seiji Hariki <victorseijih@gmail.com>
This commit is contained in:
Victor Seiji Hariki 2022-12-17 01:07:02 -03:00
parent 2ee01e71c9
commit a941056db4
1 changed files with 8 additions and 2 deletions
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10
js/initalize/layers.populate.js
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@ -269,8 +269,14 @@ mouse.listen.window.btn.middle.onpaint.on((evn) => {
viewport.cy = worldInit.y + (evn.iy - evn.y) / viewport.zoom;
// Limits
viewport.cx = Math.max(Math.min(viewport.cx, imageCollection.size.w), 0);
viewport.cy = Math.max(Math.min(viewport.cy, imageCollection.size.h), 0);
viewport.cx = Math.max(
Math.min(viewport.cx, imageCollection.size.w - imageCollection.origin.x),
-imageCollection.origin.x
);
viewport.cy = Math.max(
Math.min(viewport.cy, imageCollection.size.h - imageCollection.origin.y),
-imageCollection.origin.y
);
// Draw Viewport location
}