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Revert part of 56e012be
: hardcode again "too small" preview size
It seems that the use of zoom in determining the size of the minimal value was a bad idea. It still think that the situation is not very satisfying, we need a new idea.
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@ -511,11 +511,9 @@ bool InsetMathHull::previewState(const BufferView *const bv) const
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namespace {
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const int ERROR_FRAME_WIDTH = 2;
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bool previewTooSmall(MetricsBase const & mb, Dimension const & dim)
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bool previewTooSmall(Dimension const & dim)
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{
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// Value was hardcoded to 10 pixels
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int const minval = mb.bv->zoomedPixels(10);
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return dim.width() <= minval && dim.height() <= minval;
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return dim.width() <= 10 && dim.height() <= 10;
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}
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}
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@ -528,7 +526,7 @@ void InsetMathHull::metrics(MetricsInfo & mi, Dimension & dim) const
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if (previewState(mi.base.bv)) {
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preview_->metrics(mi, dim);
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if (previewTooSmall(mi.base, dim)) {
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if (previewTooSmall(dim)) {
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// preview image is too small
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dim.wid += 2 * ERROR_FRAME_WIDTH;
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dim.asc += 2 * ERROR_FRAME_WIDTH;
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@ -593,7 +591,7 @@ ColorCode InsetMathHull::backgroundColor(PainterInfo const & pi) const
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BufferView const * const bv = pi.base.bv;
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if (previewState(bv)) {
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Dimension const dim = dimension(*pi.base.bv);
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if (previewTooSmall(pi.base, dim))
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if (previewTooSmall(dim))
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return Color_error;
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return graphics::PreviewLoader::backgroundColor();
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}
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@ -623,7 +621,7 @@ void InsetMathHull::drawMarkers(PainterInfo & pi, int x, int y) const
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void InsetMathHull::drawBackground(PainterInfo & pi, int x, int y) const
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{
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Dimension const dim = dimension(*pi.base.bv);
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if (previewTooSmall(pi.base, dim)) {
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if (previewTooSmall(dim)) {
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pi.pain.fillRectangle(x, y - 2 * ERROR_FRAME_WIDTH,
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dim.wid, dim.asc + dim.des, backgroundColor(pi));
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return;
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@ -652,7 +650,7 @@ void InsetMathHull::draw(PainterInfo & pi, int x, int y) const
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// already.
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Changer dummy = !canPaintChange(*bv) ? make_change(pi.change, Change())
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: Changer();
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if (previewTooSmall(pi.base, dim)) {
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if (previewTooSmall(dim)) {
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// we have an extra frame
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preview_->draw(pi, x + ERROR_FRAME_WIDTH, y);
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} else {
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