First round of reducing the font size of supplemental info text if would not normally fit on a page
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@ -1735,6 +1735,9 @@ namespace Volian.Print.Library
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myPageHealper.ChangeBarDefinition = MyChangeBarDefinition;
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float yPageStart = yTopMargin;
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vlnParagraph._yPageStartForSupInfo = yTopMargin;
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FindSupInfoLengths(vlnParagraph); // creates a dictionary of the sup info paragraph heights
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_AdjustForParagraphShrinkage = new Dictionary<float, float>();
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AdjustSupInfoFontSize(vlnParagraph,cb); // try to shrink the sup info page font to fix on the page
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vlnParagraph.ToPdf(cb, yPageStart, ref yTopMargin, ref yBottomMargin);
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try
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{
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@ -1749,6 +1752,202 @@ namespace Volian.Print.Library
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MyContentByte = savMyContentByte;
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MyReaderHelper = savMyReaderHelper;
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}
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#region ShrinkSupInfoGroupAtATime
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/*
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* Find Groups
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* Foreach group
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* while measure group is greater than page length
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* reduce the size for the group
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*/
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private float _Decrement = 2f;
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private void SupInfoAjustGroupings(vlnParagraph vlnParagraph)
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{
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List<List<vlnParagraph>> supInfoGroups = FindSupInfoGroups(vlnParagraph);
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float pageLength = (float)vlnParagraph.MyItemInfo.MyDocStyle.Layout.PageLength;
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foreach (List<vlnParagraph> grp in supInfoGroups)
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{
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float fontSize = grp[0].IParagraph.Leading; // current font size
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// reduce the font size by _Decrement until the entire grouping fits on one page
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while (MeasureLength(grp) > pageLength)
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{
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float newFontSize = fontSize - _Decrement;
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float scaler = newFontSize / fontSize;
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ReduceGroupFontSize(grp, scaler);
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fontSize = newFontSize;
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}
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}
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}
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private void ReduceGroupFontSize(List<vlnParagraph> grp, float scaler)
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{
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}
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private float MeasureLength(List<vlnParagraph> grp)
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{
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return 0;
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}
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private List<List<vlnParagraph>> FindSupInfoGroups(vlnParagraph vlnParagraph)
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{
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List<List<vlnParagraph>> supInfoGroups;
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supInfoGroups = new List<List<vlnParagraph>>();
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foreach (vlnParagraph pg in vlnParagraph.ChildrenBelow)
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{
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SectionInfo supInfoSect = pg.MyItemInfo.MyActiveSection as SectionInfo;
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if (supInfoSect.StepSectPageBreaksForSupInfo != null && supInfoSect.StepSectPageBreaksForSupInfo.Contains(pg.MyItemInfo.ItemID))
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supInfoGroups.Add(new List<vlnParagraph>()); // add a grouping since a page break exists
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supInfoGroups[supInfoGroups.Count - 1].Add(pg); // add paragraph to the last grouping
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}
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return supInfoGroups;
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}
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#endregion //ShrinkSupInfoGroupAtATime
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#region ShrinkSupplementInfoTextFont
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/*
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* The logic in this region will look a the text that should appear on a supplemental information page
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* and reduce the size of the text and spacing between paragraphs so that it will fit on the one page.
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*/
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private Dictionary<int, float> _SupInfoLengths;
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static int _LastSupInfoItemID;
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static float _LastBottom;
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static float _LastOffset;
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// create a dictionary of Supplemental Info pargraph heights
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private void FindSupInfoLengths(vlnParagraph vlnParagraph)
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{
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_SupInfoLengths = new Dictionary<int,float>();
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_LastBottom = 0;
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_LastSupInfoItemID = 0;
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_LastOffset = 0;
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FindSupInfoLength(vlnParagraph);
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if (_LastSupInfoItemID != 0)
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_SupInfoLengths.Add(_LastSupInfoItemID, _LastBottom);
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//ShowSupInfoPages(); //debug
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}
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//private void ShowSupInfoPages() // used for debug
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//{
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// foreach (int key in _SupInfoPages.Keys)
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// Console.WriteLine("SupInfoPage {0} {1}", key, _SupInfoPages[key]);
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//}
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// add the supplemental info page paragraph length (height) the dictionary
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private void FindSupInfoLength(vlnParagraph vlnParagraph)
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{
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//Console.WriteLine("{0} {1} ybottommost {2} yoffset {3} LastOffSet {4} LastBottom {5} PrefPgBreak {6}", vlnParagraph.MyItemInfo.ItemID, vlnParagraph.MyItemInfo.ShortPath, vlnParagraph.YBottomMost, vlnParagraph.YOffset, _LastOffset, _LastBottom,vlnParagraph.PrefPageBreak);
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SectionInfo supInfoSect = vlnParagraph.MyItemInfo.MyActiveSection as SectionInfo;
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if (supInfoSect.StepSectPageBreaksForSupInfo != null && supInfoSect.StepSectPageBreaksForSupInfo.Contains(vlnParagraph.MyItemInfo.ItemID))
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{
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if (_LastSupInfoItemID != 0)
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_SupInfoLengths.Add(_LastSupInfoItemID, _LastBottom + _LastOffset);
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_LastOffset = 24; // account for the Sup Info header (two lines)
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_LastBottom = 0;
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_LastSupInfoItemID = vlnParagraph.MyItemInfo.ItemID;
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}
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if (vlnParagraph.YOffset == 0)
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_LastOffset += _LastBottom + 12f; // the +12 accounts for blank lines between paragraphs
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_LastBottom = vlnParagraph.YBottomMost;
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foreach (vlnParagraph pg in vlnParagraph.ChildrenAbove)
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FindSupInfoLength(pg);
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foreach (vlnParagraph pg in vlnParagraph.ChildrenBelow)
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FindSupInfoLength(pg);
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foreach (vlnParagraph pg in vlnParagraph.ChildrenLeft)
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FindSupInfoLength(pg);
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foreach (vlnParagraph pg in vlnParagraph.ChildrenRight)
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FindSupInfoLength(pg);
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}
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private Dictionary<float, float> _AdjustForParagraphShrinkage;
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private float _AdjustSupInfoSize = 0;
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private void AdjustSupInfoFontSize(vlnParagraph vlnParagraph, PdfContentByte cb)
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{
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AdjustSupInfoFontSize(vlnParagraph, cb, 0);
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}
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// if there is too much supplemental info text to fit on the page at the normal font,
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// reduce the size of font so it fits on the page, but only if the reduced font size is still easly readable.
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private void AdjustSupInfoFontSize(vlnParagraph vlnParagraph, PdfContentByte cb, int level)
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{
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if (vlnParagraph.MyItemInfo.ItemID == 62805)
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Console.WriteLine("stop");
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if (_SupInfoLengths.ContainsKey(vlnParagraph.MyItemInfo.ItemID))
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{
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float hsize = _SupInfoLengths[vlnParagraph.MyItemInfo.ItemID];
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//if (hsize > 900)
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// Console.WriteLine("stop");
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//if (hsize < 504 || hsize > 900) // not bigger than the page and not too big to shrink
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float hMin = (float)vlnParagraph.MyItemInfo.MyDocStyle.Layout.PageLength;
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float hMax = 1.75f * hMin;
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float hMult = (1.0f - .67f) / (hMin - hMax);
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float hOffSet = 1.0f - (hMult * hMin);
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if (hsize < hMin)// || hsize > hMax) // not bigger than the page and not too big to shrink
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_AdjustSupInfoSize = 1f; // don't adjust the font size
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else
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_AdjustSupInfoSize = hOffSet + hsize * hMult; // shrink the font size and line spacing
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//_AdjustSupInfoSize = 1.4447F - hsize * .00088F; // shrink the font size and line spacing
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}
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//if (vlnParagraph.PrefPageBreak || vlnParagraph.HasPrefPageBreak)
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// Console.WriteLine("path {0}, PrePageBeak = {1}, ItemID = {2}", vlnParagraph.MyItemInfo.ShortPath, vlnParagraph.PrefPageBreak, vlnParagraph.MyItemInfo.ItemID);
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//if (level == 1)
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// Console.WriteLine("bottom most {0}", vlnParagraph.YBottomMost - vlnParagraph.YOffset);
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float hBefore = vlnParagraph.Height;
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SupInfoFixChunks(vlnParagraph);
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//Console.WriteLine("Orig Font Size {0}", vlnParagraph.IParagraph.Leading);
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vlnParagraph.IParagraph.Leading = _AdjustSupInfoSize * vlnParagraph.IParagraph.Leading;
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float hAfter = vlnParagraph.GetParagraphHeight(cb, vlnParagraph.IParagraph, "", vlnParagraph.Width);
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float hleading = hBefore * _AdjustSupInfoSize;
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if (vlnParagraph.YOffset == 0)
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_AdjustForParagraphShrinkage = new Dictionary<float, float>();
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if (hleading > hAfter +1)
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{
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if (!_AdjustForParagraphShrinkage.ContainsKey(vlnParagraph.YOffset))
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_AdjustForParagraphShrinkage.Add(vlnParagraph.YOffset, hleading - hAfter);
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//Console.WriteLine("hbefore = {0} hAfter {1} hLeading {2}", hBefore, hAfter, hleading);
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}
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vlnParagraph.YOffset = SupInfoFixOffset(vlnParagraph);
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foreach (vlnParagraph pg in vlnParagraph.ChildrenAbove)
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AdjustSupInfoFontSize(pg,cb,level +1);
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foreach (vlnParagraph pg in vlnParagraph.ChildrenBelow)
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AdjustSupInfoFontSize(pg,cb,level +1);
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foreach (vlnParagraph pg in vlnParagraph.ChildrenLeft)
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AdjustSupInfoFontSize(pg,cb,level +1);
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foreach (vlnParagraph pg in vlnParagraph.ChildrenRight)
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AdjustSupInfoFontSize(pg,cb,level +1);
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foreach (vlnPrintObject po in vlnParagraph.PartsAbove)
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SupInfoFixParts(po);
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foreach (vlnPrintObject po in vlnParagraph.PartsBelow)
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SupInfoFixParts(po);
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foreach (vlnPrintObject po in vlnParagraph.PartsLeft)
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SupInfoFixParts(po);
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foreach (vlnPrintObject po in vlnParagraph.PartsRight)
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SupInfoFixParts(po);
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}
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// adjust the step tabs
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private float SupInfoFixOffset( vlnPrintObject vpo)
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{
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float fixOffSet = 0;
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foreach (float off in _AdjustForParagraphShrinkage.Keys)
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if (off < vpo.YOffset)
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fixOffSet += _AdjustForParagraphShrinkage[off];
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return _AdjustSupInfoSize * vpo.YOffset - fixOffSet;
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}
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// adjust the space between the paragraphs
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private void SupInfoFixParts(vlnPrintObject po)
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{
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foreach (Chunk chk in po.IParagraph.Chunks)
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chk.Font.Size = _AdjustSupInfoSize * chk.Font.Size;
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po.IParagraph.Leading = _AdjustSupInfoSize * po.IParagraph.Leading;
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po.YOffset = SupInfoFixOffset(po);
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}
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// adjust the font size of the paragraph text
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private void SupInfoFixChunks(vlnParagraph vlnParagraph)
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{
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foreach (Chunk chk in vlnParagraph.IParagraph.Chunks)
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chk.Font.Size = _AdjustSupInfoSize * chk.Font.Size;
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}
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#endregion // ShrinkSupplementInfoTextFont
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public void DoSupInfoPage(PdfContentByte cb, string str, PdfLayer textLayer, VlnSvgPageHelper myPageHelper, int itemid, bool insertBlankPages)
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{
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// see if the ID is in the facing page pdf - if so, get the page:
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