Rich image view set_zoom changes zoom instantly
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1 changed files with 4 additions and 1 deletions
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@ -47,6 +47,7 @@ namespace psemek::ui
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// center1 - center0 = (mouse - bbox.center) * (1 / zoom0 - 1 / zoom1)
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// center1 - center0 = (mouse - bbox.center) * (1 / zoom0 - 1 / zoom1)
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zoom_tgt_ = zoom;
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zoom_tgt_ = zoom;
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zoom_ = zoom;
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set_center(center_);
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set_center(center_);
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}
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}
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@ -101,7 +102,9 @@ namespace psemek::ui
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{
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{
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if (mouseover_)
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if (mouseover_)
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{
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{
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set_zoom(zoom_tgt_ * std::pow(1.25f, e.delta));
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zoom_tgt_ *= std::pow(1.25f, e.delta);
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zoom_tgt_ = geom::clamp(zoom_tgt_, zoom_range_);
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set_center(center_);
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return true;
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return true;
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}
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}
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return false;
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return false;
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