Diff
Modified: trunk/LayoutTests/ChangeLog (199817 => 199818)
--- trunk/LayoutTests/ChangeLog 2016-04-21 16:07:18 UTC (rev 199817)
+++ trunk/LayoutTests/ChangeLog 2016-04-21 16:25:13 UTC (rev 199818)
@@ -1,3 +1,14 @@
+2016-04-21 Dave Hyatt <hy...@apple.com>
+
+ Don't hyphenate the last word in a paragraph of text.
+ https://bugs.webkit.org/show_bug.cgi?id=156803
+
+ Reviewed by Simon Fraser.
+
+ * fast/text/hyphenate-avoid-orphaned-word.html: Added.
+ * platform/mac/fast/text/hyphenate-avoid-orphaned-word-expected.txt: Added.
+ * platform/mac/fast/text/hyphenate-limit-before-after-expected.txt:
+
2016-04-21 Carlos Garcia Campos <cgar...@igalia.com>
Unreviewed GTK+ gardening. Update expectations for some editing tests that are slow on Debug.
Added: trunk/LayoutTests/fast/text/hyphenate-avoid-orphaned-word.html (0 => 199818)
--- trunk/LayoutTests/fast/text/hyphenate-avoid-orphaned-word.html (rev 0)
+++ trunk/LayoutTests/fast/text/hyphenate-avoid-orphaned-word.html 2016-04-21 16:25:13 UTC (rev 199818)
@@ -0,0 +1,76 @@
+<style>
+ html {
+ -webkit-locale: "en_US";
+ }
+
+ .text-box {
+ border: solid;
+ padding: 4px;
+ width: 330px;
+ font-size: 18px;
+ text-align: justify;
+ -webkit-hyphens: auto;
+ }
+
+ .float {
+ width: 75px;
+ height: 5em;
+ background-color: aliceblue;
+ float: right;
+ margin-left: 10px;
+ }
+
+ .hyphenate-character-auto {
+ -webkit-hyphenate-character: auto;
+ }
+
+ .hyphenate-character-bullet {
+ -webkit-hyphenate-character: "\2022";
+ }
+
+ .hyphenate-character-tilde-dot {
+ -webkit-hyphenate-character: "\B7~";
+ }
+
+ .test {
+ float: left;
+ margin: 0 4px;
+ }
+</style>
+<div class="test">
+ <p>The initial value (should be like <tt>auto</tt>)</p>
+ <div class="text-box">
+ <div class="float"></div>
+ The chief difficulty Alice found at first was in managing her
+ flamingo: she succeeded in getting its body tucked away,
+ comfortably enough, under her arm, with its legs hanging down,
+ but generally, just as she had got its neck nicely straightened.</div>
+</div>
+<div class="test">
+ <p>The default (<tt>hyphenate-character: auto</tt>)</p>
+ <div class="text-box hyphenate-character-auto">
+ <div class="float"></div>
+ The chief difficulty Alice found at first was in managing her
+ flamingo: she succeeded in getting its body tucked away,
+ comfortably enough, under her arm, with its legs hanging down,
+ but generally, just as she had got its neck nicely straightened.
+ </div>
+</div>
+<div class="test">
+ <p>Bullet (<tt>hyphenate-character: "\2022"</tt>)</p>
+ <div class="text-box hyphenate-character-bullet">
+ <div class="float"></div>
+ The chief difficulty Alice found at first was in managing her
+ flamingo: she succeeded in getting its body tucked away,
+ comfortably enough, under her arm, with its legs hanging down,
+ but generally, just as she had got its neck nicely straightened. </div>
+</div>
+<div class="test">
+ <p>Middle dot and tilde (<tt>hyphenate-character: "\B7~"</tt>)</p>
+ <div class="text-box hyphenate-character-tilde-dot">
+ <div class="float"></div>
+ The chief difficulty Alice found at first was in managing her
+ flamingo: she succeeded in getting its body tucked away,
+ comfortably enough, under her arm, with its legs hanging down,
+ but generally, just as she had got its neck nicely straightened. </div>
+</div>
Added: trunk/LayoutTests/platform/mac/fast/text/hyphenate-avoid-orphaned-word-expected.txt (0 => 199818)
--- trunk/LayoutTests/platform/mac/fast/text/hyphenate-avoid-orphaned-word-expected.txt (rev 0)
+++ trunk/LayoutTests/platform/mac/fast/text/hyphenate-avoid-orphaned-word-expected.txt 2016-04-21 16:25:13 UTC (rev 199818)
@@ -0,0 +1,93 @@
+layer at (0,0) size 800x600
+ RenderView at (0,0) size 800x600
+layer at (0,0) size 800x600
+ RenderBlock {HTML} at (0,0) size 800x600
+ RenderBody {BODY} at (8,8) size 784x584
+ RenderBlock (floating) {DIV} at (4,0) size 344x240
+ RenderBlock {P} at (0,16) size 344x18
+ RenderText {#text} at (0,0) size 208x18
+ text run at (0,0) width 208: "The initial value (should be like "
+ RenderInline {TT} at (0,0) size 33x15
+ RenderText {#text} at (207,2) size 33x15
+ text run at (207,2) width 33: "auto"
+ RenderText {#text} at (239,0) size 6x18
+ text run at (239,0) width 6: ")"
+ RenderBlock {DIV} at (0,50) size 344x190 [border: (3px solid #000000)]
+ RenderBlock (floating) {DIV} at (262,7) size 75x90 [bgcolor=#F0F8FF]
+ RenderText {#text} at (7,7) size 330x176
+ text run at (7,7) width 245: "The chief difficulty Alice found"
+ text run at (7,29) width 245: "at first was in managing her"
+ text run at (7,51) width 245: "flamingo: she succeeded in get" + hyphen string "-"
+ text run at (7,73) width 209: "ting its body tucked away, "
+ text run at (215,73) width 37: "com" + hyphen string "-"
+ text run at (7,95) width 245: "fortably enough, under her arm,"
+ text run at (7,117) width 228: "with its legs hanging down, "
+ text run at (234,117) width 103: "but generally,"
+ text run at (7,139) width 330: "just as she had got its neck nicely"
+ text run at (7,161) width 93: "straightened."
+ RenderBlock (floating) {DIV} at (356,0) size 344x240
+ RenderBlock {P} at (0,16) size 344x18
+ RenderText {#text} at (0,0) size 83x18
+ text run at (0,0) width 83: "The default ("
+ RenderInline {TT} at (0,0) size 196x15
+ RenderText {#text} at (82,2) size 196x15
+ text run at (82,2) width 196: "hyphenate-character: auto"
+ RenderText {#text} at (277,0) size 6x18
+ text run at (277,0) width 6: ")"
+ RenderBlock {DIV} at (0,50) size 344x190 [border: (3px solid #000000)]
+ RenderBlock (floating) {DIV} at (262,7) size 75x90 [bgcolor=#F0F8FF]
+ RenderText {#text} at (7,7) size 330x176
+ text run at (7,7) width 245: "The chief difficulty Alice found"
+ text run at (7,29) width 245: "at first was in managing her"
+ text run at (7,51) width 245: "flamingo: she succeeded in get" + hyphen string "-"
+ text run at (7,73) width 209: "ting its body tucked away, "
+ text run at (215,73) width 37: "com" + hyphen string "-"
+ text run at (7,95) width 245: "fortably enough, under her arm,"
+ text run at (7,117) width 228: "with its legs hanging down, "
+ text run at (234,117) width 103: "but generally,"
+ text run at (7,139) width 330: "just as she had got its neck nicely"
+ text run at (7,161) width 93: "straightened."
+ RenderBlock (floating) {DIV} at (4,240) size 344x240
+ RenderBlock {P} at (0,16) size 344x18
+ RenderText {#text} at (0,0) size 49x18
+ text run at (0,0) width 49: "Bullet ("
+ RenderInline {TT} at (0,0) size 219x15
+ RenderText {#text} at (48,2) size 219x15
+ text run at (48,2) width 219: "hyphenate-character: \"\\2022\""
+ RenderText {#text} at (266,0) size 7x18
+ text run at (266,0) width 7: ")"
+ RenderBlock {DIV} at (0,50) size 344x190 [border: (3px solid #000000)]
+ RenderBlock (floating) {DIV} at (262,7) size 75x90 [bgcolor=#F0F8FF]
+ RenderText {#text} at (7,7) size 330x176
+ text run at (7,7) width 245: "The chief difficulty Alice found"
+ text run at (7,29) width 245: "at first was in managing her"
+ text run at (7,51) width 245: "flamingo: she succeeded in get" + hyphen string "\x{2022}"
+ text run at (7,73) width 208: "ting its body tucked away, "
+ text run at (214,73) width 38: "com" + hyphen string "\x{2022}"
+ text run at (7,95) width 245: "fortably enough, under her arm,"
+ text run at (7,117) width 228: "with its legs hanging down, "
+ text run at (234,117) width 103: "but generally,"
+ text run at (7,139) width 330: "just as she had got its neck nicely"
+ text run at (7,161) width 93: "straightened."
+ RenderBlock (floating) {DIV} at (356,240) size 356x240
+ RenderBlock {P} at (0,16) size 356x18
+ RenderText {#text} at (0,0) size 140x18
+ text run at (0,0) width 140: "Middle dot and tilde ("
+ RenderInline {TT} at (0,0) size 212x15
+ RenderText {#text} at (139,2) size 212x15
+ text run at (139,2) width 212: "hyphenate-character: \"\\B7~\""
+ RenderText {#text} at (350,0) size 6x18
+ text run at (350,0) width 6: ")"
+ RenderBlock {DIV} at (0,50) size 344x190 [border: (3px solid #000000)]
+ RenderBlock (floating) {DIV} at (262,7) size 75x90 [bgcolor=#F0F8FF]
+ RenderText {#text} at (7,7) size 330x176
+ text run at (7,7) width 245: "The chief difficulty Alice found"
+ text run at (7,29) width 245: "at first was in managing her"
+ text run at (7,51) width 245: "flamingo: she succeeded in get" + hyphen string "\x{B7}~"
+ text run at (7,73) width 200: "ting its body tucked away, "
+ text run at (206,73) width 46: "com" + hyphen string "\x{B7}~"
+ text run at (7,95) width 245: "fortably enough, under her arm,"
+ text run at (7,117) width 228: "with its legs hanging down, "
+ text run at (234,117) width 103: "but generally,"
+ text run at (7,139) width 330: "just as she had got its neck nicely"
+ text run at (7,161) width 93: "straightened."
Modified: trunk/LayoutTests/platform/mac/fast/text/hyphenate-limit-before-after-expected.txt (199817 => 199818)
--- trunk/LayoutTests/platform/mac/fast/text/hyphenate-limit-before-after-expected.txt 2016-04-21 16:07:18 UTC (rev 199817)
+++ trunk/LayoutTests/platform/mac/fast/text/hyphenate-limit-before-after-expected.txt 2016-04-21 16:25:13 UTC (rev 199818)
@@ -53,15 +53,15 @@
RenderText {#text} at (434,123) size 4x18
text run at (434,123) width 4: " "
RenderBlock {DIV} at (446,84) size 126x60 [border: (3px solid #000000)]
- RenderText {#text} at (3,3) size 89x54
+ RenderText {#text} at (3,3) size 74x54
text run at (3,3) width 74: "There is re" + hyphen string "-"
- text run at (3,21) width 89: "markable evi" + hyphen string "-"
- text run at (3,39) width 42: "dence."
+ text run at (3,21) width 60: "markable"
+ text run at (3,39) width 61: "evidence."
RenderText {#text} at (580,123) size 4x18
text run at (580,123) width 4: " "
RenderBlock {DIV} at (592,84) size 126x60 [border: (3px solid #000000)]
- RenderText {#text} at (3,3) size 101x54
+ RenderText {#text} at (3,3) size 72x54
text run at (3,3) width 52: "There is"
- text run at (3,21) width 101: "remarkable evi" + hyphen string "-"
- text run at (3,39) width 42: "dence."
+ text run at (3,21) width 72: "remarkable"
+ text run at (3,39) width 61: "evidence."
RenderText {#text} at (0,0) size 0x0
Modified: trunk/Source/WebCore/ChangeLog (199817 => 199818)
--- trunk/Source/WebCore/ChangeLog 2016-04-21 16:07:18 UTC (rev 199817)
+++ trunk/Source/WebCore/ChangeLog 2016-04-21 16:25:13 UTC (rev 199818)
@@ -1,3 +1,16 @@
+2016-04-21 Dave Hyatt <hy...@apple.com>
+
+ Don't hyphenate the last word in a paragraph of text.
+ https://bugs.webkit.org/show_bug.cgi?id=156803
+
+ Reviewed by Simon Fraser.
+
+ Added fast/text/hyphenate-avoid-orphaned-word.html
+
+ * rendering/RenderText.h:
+ * rendering/line/BreakingContext.h:
+ (WebCore::BreakingContext::handleText):
+
2016-04-21 Chris Dumez <cdu...@apple.com>
Drop [UsePointersEvenForNonNullableObjectArguments] from Range
Modified: trunk/Source/WebCore/rendering/RenderText.h (199817 => 199818)
--- trunk/Source/WebCore/rendering/RenderText.h 2016-04-21 16:07:18 UTC (rev 199817)
+++ trunk/Source/WebCore/rendering/RenderText.h 2016-04-21 16:25:13 UTC (rev 199818)
@@ -170,6 +170,8 @@
StringView stringView(int start = 0, int stop = -1) const;
LayoutUnit topOfFirstText() const;
+
+ bool containsOnlyWhitespace(unsigned from, unsigned len) const;
protected:
virtual void computePreferredLogicalWidths(float leadWidth);
@@ -194,7 +196,6 @@
bool nodeAtPoint(const HitTestRequest&, HitTestResult&, const HitTestLocation&, const LayoutPoint&, HitTestAction) final { ASSERT_NOT_REACHED(); return false; }
- bool containsOnlyWhitespace(unsigned from, unsigned len) const;
float widthFromCache(const FontCascade&, int start, int len, float xPos, HashSet<const Font*>* fallbackFonts, GlyphOverflow*, const RenderStyle&) const;
bool isAllASCII() const { return m_isAllASCII; }
bool computeUseBackslashAsYenSymbol() const;
Modified: trunk/Source/WebCore/rendering/line/BreakingContext.h (199817 => 199818)
--- trunk/Source/WebCore/rendering/line/BreakingContext.h 2016-04-21 16:07:18 UTC (rev 199817)
+++ trunk/Source/WebCore/rendering/line/BreakingContext.h 2016-04-21 16:25:13 UTC (rev 199818)
@@ -794,6 +794,7 @@
bool keepAllWords = m_currentStyle->wordBreak() == KeepAllWordBreak;
float hyphenWidth = 0;
bool isLooseCJKMode = false;
+ bool isLineEmpty = m_lineInfo.isEmpty();
if (isSVGText) {
breakWords = false;
@@ -937,7 +938,10 @@
}
}
if ((lineWasTooWide || !m_width.fitsOnLine()) && !m_hangsAtEnd) {
- if (canHyphenate && !m_width.fitsOnLine()) {
+ // Don't try to hyphenate at the final break of a block, since this means there is
+ // no more content, and a hyphenated single word would end up on a line by itself. This looks
+ // bad so just don't allow it.
+ if (canHyphenate && !m_width.fitsOnLine() && (m_nextObject || !renderText.containsOnlyWhitespace(m_current.offset(), renderText.textLength() - m_current.offset()) || isLineEmpty)) {
m_lineBreakHistory.push([&](InlineIterator& modifyMe) {
tryHyphenating(renderText, font, style.locale(), consecutiveHyphenatedLines, m_blockStyle.hyphenationLimitLines(), style.hyphenationLimitBefore(), style.hyphenationLimitAfter(), lastSpace, m_current.offset(), m_width.currentWidth() - additionalTempWidth, m_width.availableWidth(), isFixedPitch, m_collapseWhiteSpace, lastSpaceWordSpacing, modifyMe, m_current.nextBreakablePosition(), m_lineBreaker.m_hyphenated);
});
@@ -1045,6 +1049,8 @@
m_trailingObjects.updateWhitespaceCollapsingTransitionsForTrailingBoxes(m_lineWhitespaceCollapsingState, InlineIterator(), TrailingObjects::DoNotCollapseFirstSpace);
}
}
+
+ isLineEmpty = m_lineInfo.isEmpty();
} else {
if (m_ignoringSpaces) {
// Stop ignoring spaces and begin at this new point.
@@ -1120,7 +1126,10 @@
m_includeEndWidth = false;
if (!fitsOnLineOrHangsAtEnd()) {
- if (canHyphenate) {
+ // Don't try to hyphenate at the final break of a block, since this means there is
+ // no more content, and a hyphenated single word would end up on a line by itself. This looks
+ // bad so just don't allow it.
+ if (canHyphenate && (m_nextObject || isLineEmpty)) {
m_lineBreakHistory.push([&](InlineIterator& modifyMe) {
tryHyphenating(renderText, font, style.locale(), consecutiveHyphenatedLines, m_blockStyle.hyphenationLimitLines(), style.hyphenationLimitBefore(), style.hyphenationLimitAfter(), lastSpace, m_current.offset(), m_width.currentWidth() - additionalTempWidth, m_width.availableWidth(), isFixedPitch, m_collapseWhiteSpace, lastSpaceWordSpacing, modifyMe, m_current.nextBreakablePosition(), m_lineBreaker.m_hyphenated);
});