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Proper viewport bounds changes for rotation.

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This commit is contained in:
Dominik Picheta 2014-08-19 09:51:27 +01:00
parent 50f9a82089
commit e00e4c53ef
1 changed files with 7 additions and 10 deletions
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17
src/drawer.js
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@ -404,18 +404,15 @@ function updateViewport( drawer ) {
viewportBR = rotatedBounds.getBottomRight(); viewportBR = rotatedBounds.getBottomRight();
} }
else if (degrees !== 0) { else if (degrees !== 0) {
/* var orthBounds = viewportBounds.rotate(90);
var factor1 = drawer.viewer.viewport.imageToViewportRectangle(0, 0, 256, 256); var halfWidth = orthBounds.width / 2;
viewportBounds.width += factor1.width; var halfHeight = orthBounds.height / 2;
viewportBounds.height += factor1.width; viewportBounds.x -= halfWidth / 2;
viewportBounds.y -= halfHeight / 2;
viewportBounds.width += halfWidth;
viewportBounds.height += halfHeight;
viewportTL = viewportBounds.getTopLeft(); viewportTL = viewportBounds.getTopLeft();
viewportBR = viewportBounds.getBottomRight(); viewportBR = viewportBounds.getBottomRight();
*/
var factor = 0.3 / drawer.viewer.viewport.getZoom();
viewportTL.x -= factor;
viewportTL.y -= factor;
viewportBR.x += factor;
viewportBR.y += factor;
} }
//Don't draw if completely outside of the viewport //Don't draw if completely outside of the viewport