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Diffstat (limited to 'src/scintilla_backports/6182_7c132e9340ce.patch')
-rw-r--r--src/scintilla_backports/6182_7c132e9340ce.patch43
1 files changed, 43 insertions, 0 deletions
diff --git a/src/scintilla_backports/6182_7c132e9340ce.patch b/src/scintilla_backports/6182_7c132e9340ce.patch
new file mode 100644
index 00000000..4eaca03a
--- /dev/null
+++ b/src/scintilla_backports/6182_7c132e9340ce.patch
@@ -0,0 +1,43 @@
+# HG changeset patch
+# User Neil <nyamatongwe@gmail.com>
+# Date 1491982645 -36000
+# Node ID 7c132e9340ce3425120c0c84820461d238f0560a
+# Parent 75b60222c770944068ee3492a39e82a29c775da6
+For speed, store height of capital letters in FontMeasurements so not
+recalculated for every character blob.
+
+diff -r 75b60222c770 -r 7c132e9340ce src/EditView.cxx
+--- a/src/EditView.cxx Tue Apr 11 18:11:18 2017 +1000
++++ b/src/EditView.cxx Wed Apr 12 17:37:25 2017 +1000
+@@ -818,8 +818,7 @@
+ surface->FillRectangle(rcSegment, textBack);
+ }
+ FontAlias ctrlCharsFont = vsDraw.styles[STYLE_CONTROLCHAR].font;
+- int normalCharHeight = static_cast<int>(surface->Ascent(ctrlCharsFont) -
+- surface->InternalLeading(ctrlCharsFont));
++ const int normalCharHeight = static_cast<int>(ceil(vsDraw.styles[STYLE_CONTROLCHAR].capitalHeight));
+ PRectangle rcCChar = rcSegment;
+ rcCChar.left = rcCChar.left + 1;
+ rcCChar.top = rcSegment.top + vsDraw.maxAscent - normalCharHeight;
+diff -r 75b60222c770 -r 7c132e9340ce src/Style.h
+--- a/src/Style.h Tue Apr 11 18:11:18 2017 +1000
++++ b/src/Style.h Wed Apr 12 17:37:25 2017 +1000
+@@ -46,6 +46,7 @@
+ struct FontMeasurements {
+ unsigned int ascent;
+ unsigned int descent;
++ XYPOSITION capitalHeight; // Top of capital letter to baseline: ascent - internal leading
+ XYPOSITION aveCharWidth;
+ XYPOSITION spaceWidth;
+ int sizeZoomed;
+diff -r 75b60222c770 -r 7c132e9340ce src/ViewStyle.cxx
+--- a/src/ViewStyle.cxx Tue Apr 11 18:11:18 2017 +1000
++++ b/src/ViewStyle.cxx Wed Apr 12 17:37:25 2017 +1000
+@@ -86,6 +86,7 @@
+
+ ascent = static_cast<unsigned int>(surface.Ascent(font));
+ descent = static_cast<unsigned int>(surface.Descent(font));
++ capitalHeight = surface.Ascent(font) - surface.InternalLeading(font);
+ aveCharWidth = surface.AverageCharWidth(font);
+ spaceWidth = surface.WidthChar(font, ' ');
+ }