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Revert part of 56e012be: hardcode again "too small" preview size

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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.
This commit is contained in:
Jean-Marc Lasgouttes 2020-05-28 20:40:30 +02:00
parent fc39c3b48b
commit e06e2e24e7
1 changed files with 6 additions and 8 deletions
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14
src/mathed/InsetMathHull.cpp
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@ -511,11 +511,9 @@ bool InsetMathHull::previewState(const BufferView *const bv) const
namespace {
const int ERROR_FRAME_WIDTH = 2;
bool previewTooSmall(MetricsBase const & mb, Dimension const & dim)
bool previewTooSmall(Dimension const & dim)
{
// Value was hardcoded to 10 pixels
int const minval = mb.bv->zoomedPixels(10);
return dim.width() <= minval && dim.height() <= minval;
return dim.width() <= 10 && dim.height() <= 10;
}
}
@ -528,7 +526,7 @@ void InsetMathHull::metrics(MetricsInfo & mi, Dimension & dim) const
if (previewState(mi.base.bv)) {
preview_->metrics(mi, dim);
if (previewTooSmall(mi.base, dim)) {
if (previewTooSmall(dim)) {
// preview image is too small
dim.wid += 2 * ERROR_FRAME_WIDTH;
dim.asc += 2 * ERROR_FRAME_WIDTH;
@ -593,7 +591,7 @@ ColorCode InsetMathHull::backgroundColor(PainterInfo const & pi) const
BufferView const * const bv = pi.base.bv;
if (previewState(bv)) {
Dimension const dim = dimension(*pi.base.bv);
if (previewTooSmall(pi.base, dim))
if (previewTooSmall(dim))
return Color_error;
return graphics::PreviewLoader::backgroundColor();
}
@ -623,7 +621,7 @@ void InsetMathHull::drawMarkers(PainterInfo & pi, int x, int y) const
void InsetMathHull::drawBackground(PainterInfo & pi, int x, int y) const
{
Dimension const dim = dimension(*pi.base.bv);
if (previewTooSmall(pi.base, dim)) {
if (previewTooSmall(dim)) {
pi.pain.fillRectangle(x, y - 2 * ERROR_FRAME_WIDTH,
dim.wid, dim.asc + dim.des, backgroundColor(pi));
return;
@ -652,7 +650,7 @@ void InsetMathHull::draw(PainterInfo & pi, int x, int y) const
// already.
Changer dummy = !canPaintChange(*bv) ? make_change(pi.change, Change())
: Changer();
if (previewTooSmall(pi.base, dim)) {
if (previewTooSmall(dim)) {
// we have an extra frame
preview_->draw(pi, x + ERROR_FRAME_WIDTH, y);
} else {