diff --git a/OLEDDisplay.cpp b/OLEDDisplay.cpp index 5ebb433200b5aa565c20f9e0dc9ed224de7e61b5..5e699eea44d1a70e786c7f8725abfb2744186e3a 100644 --- a/OLEDDisplay.cpp +++ b/OLEDDisplay.cpp @@ -427,11 +427,17 @@ void OLEDDisplay::drawStringMaxWidth(int16_t xMove, int16_t yMove, uint16_t maxL } if (strWidth >= maxLineWidth) { - preferredBreakpoint = preferredBreakpoint ? preferredBreakpoint : i; - widthAtBreakpoint = preferredBreakpoint ? widthAtBreakpoint : strWidth; - + if (preferredBreakpoint == 0) { + preferredBreakpoint = i; + widthAtBreakpoint = strWidth; + } drawStringInternal(xMove, yMove + (lineNumber++) * lineHeight , &text[lastDrawnPos], preferredBreakpoint - lastDrawnPos, widthAtBreakpoint); - lastDrawnPos = preferredBreakpoint + 1; strWidth = 0; preferredBreakpoint = 0; + lastDrawnPos = preferredBreakpoint + 1; + // It is possible that we did not draw all letters to i so we need + // to account for the width of the chars from `i - preferredBreakpoint` + // by calculating the width we did not draw yet. + strWidth = strWidth - widthAtBreakpoint; + preferredBreakpoint = 0; } }