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Prevent range-zoom when range has zero length.
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@ -828,23 +828,30 @@ void View::HandleZoneViewMouse( int64_t timespan, const ImVec2& wpos, float w, d
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}
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else if( m_highlightZoom.active )
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{
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const auto s = std::min( m_highlightZoom.start, m_highlightZoom.end );
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const auto e = std::max( m_highlightZoom.start, m_highlightZoom.end );
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// ZoomToRange disables m_highlightZoom.active
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if( io.KeyCtrl )
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if( m_highlightZoom.start != m_highlightZoom.end )
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{
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const auto tsOld = m_zvEnd - m_zvStart;
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const auto tsNew = e - s;
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const auto mul = double( tsOld ) / tsNew;
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const auto left = s - m_zvStart;
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const auto right = m_zvEnd - e;
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const auto s = std::min( m_highlightZoom.start, m_highlightZoom.end );
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const auto e = std::max( m_highlightZoom.start, m_highlightZoom.end );
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ZoomToRange( m_zvStart - left * mul, m_zvEnd + right * mul );
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// ZoomToRange disables m_highlightZoom.active
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if( io.KeyCtrl )
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{
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const auto tsOld = m_zvEnd - m_zvStart;
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const auto tsNew = e - s;
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const auto mul = double( tsOld ) / tsNew;
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const auto left = s - m_zvStart;
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const auto right = m_zvEnd - e;
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ZoomToRange( m_zvStart - left * mul, m_zvEnd + right * mul );
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}
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else
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{
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ZoomToRange( s, e );
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}
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}
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else
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{
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ZoomToRange( s, e );
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m_highlightZoom.active = false;
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}
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}
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