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Merge pull request #7879 from rossj/highlight-fix

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Make use of textAdvanceScale consistent during combineTextItems. Fix for #7878.
This commit is contained in:
Yury Delendik 2016-12-19 09:18:13 -06:00 committed by GitHub
commit 3b3a179486
4 changed files with 18 additions and 10 deletions
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20
src/core/evaluator.js
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@ -1366,10 +1366,10 @@ var PartialEvaluator = (function PartialEvaluatorClosure() {
if (!font.vertical) {
textChunk.lastAdvanceWidth = width;
textChunk.width += width * textChunk.textAdvanceScale;
textChunk.width += width;
} else {
textChunk.lastAdvanceHeight = height;
textChunk.height += Math.abs(height * textChunk.textAdvanceScale);
textChunk.height += Math.abs(height);
}
return textChunk;
@ -1393,6 +1393,10 @@ var PartialEvaluator = (function PartialEvaluatorClosure() {
if (!textContentItem.initialized) {
return;
}
// Do final text scaling
textContentItem.width *= textContentItem.textAdvanceScale;
textContentItem.height *= textContentItem.textAdvanceScale;
textContent.items.push(runBidiTransform(textContentItem));
textContentItem.initialized = false;
@ -1545,10 +1549,8 @@ var PartialEvaluator = (function PartialEvaluatorClosure() {
advance = items[j] * textState.fontSize / 1000;
var breakTextRun = false;
if (textState.font.vertical) {
offset = advance *
(textState.textHScale * textState.textMatrix[2] +
textState.textMatrix[3]);
textState.translateTextMatrix(0, advance);
offset = advance;
textState.translateTextMatrix(0, offset);
breakTextRun = textContentItem.textRunBreakAllowed &&
advance > textContentItem.fakeMultiSpaceMax;
if (!breakTextRun) {
@ -1557,10 +1559,8 @@ var PartialEvaluator = (function PartialEvaluatorClosure() {
}
} else {
advance = -advance;
offset = advance * (
textState.textHScale * textState.textMatrix[0] +
textState.textMatrix[1]);
textState.translateTextMatrix(advance, 0);
offset = advance * textState.textHScale;
textState.translateTextMatrix(offset, 0);
breakTextRun = textContentItem.textRunBreakAllowed &&
advance > textContentItem.fakeMultiSpaceMax;
if (!breakTextRun) {

1
test/pdfs/.gitignore vendored
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@ -269,3 +269,4 @@
!annotation-button-widget.pdf
!zero_descent.pdf
!operator-in-TJ-array.pdf
!issue7878.pdf

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test/pdfs/issue7878.pdf Normal file
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7
test/test_manifest.json
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@ -3346,5 +3346,12 @@
"link": false,
"rounds": 1,
"type": "text"
},
{ "id": "issue7878",
"file": "pdfs/issue7878.pdf",
"md5": "59194e30037e8c09ae846ddd0ace4c81",
"link": false,
"rounds": 1,
"type": "text"
}
]