QCoreTextFontEngine: Remove calls to deprecated API on macOS

CGContextShowGlyphsWithAdvances has been deprecated since 10.9.
We use instead CTFontDrawGlyphs as recommended by Apple.

Change-Id: I568bf588f403228e3b695e42dfe39de807537a9d
Reviewed-by: Timur Pocheptsov <timur.pocheptsov@theqtcompany.com>
Reviewed-by: Morten Johan Sørvig <morten.sorvig@qt.io>
Reviewed-by: Jake Petroules <jake.petroules@qt.io>
This commit is contained in:
Gabriel de Dietrich 2016-06-29 16:28:15 -07:00
parent b0abe20d4b
commit 7833f7bc06

View File

@ -440,31 +440,25 @@ void QCoreTextFontEngine::draw(CGContextRef ctx, qreal x, qreal y, const QTextIt
CGContextSetTextDrawingMode(ctx, kCGTextFill);
QVarLengthArray<CGSize> advances(glyphs.size());
QVarLengthArray<CGPoint> cgPositions(glyphs.size());
QVarLengthArray<CGGlyph> cgGlyphs(glyphs.size());
for (int i = 0; i < glyphs.size() - 1; ++i) {
advances[i].width = (positions[i + 1].x - positions[i].x).toReal();
advances[i].height = (positions[i + 1].y - positions[i].y).toReal();
const qreal firstX = positions[0].x.toReal();
const qreal firstY = positions[0].y.toReal();
for (int i = 0; i < glyphs.size(); ++i) {
cgPositions[i].x = positions[i].x.toReal() - firstX;
cgPositions[i].y = positions[i].y.toReal() - firstY;
cgGlyphs[i] = glyphs[i];
}
advances[glyphs.size() - 1].width = 0;
advances[glyphs.size() - 1].height = 0;
cgGlyphs[glyphs.size() - 1] = glyphs[glyphs.size() - 1];
CGContextSetFont(ctx, cgFont);
//NSLog(@"Font inDraw %@ ctfont %@", CGFontCopyFullName(cgFont), CTFontCopyFamilyName(ctfont));
CGContextSetTextPosition(ctx, positions[0].x.toReal(), positions[0].y.toReal());
CGContextShowGlyphsWithAdvances(ctx, cgGlyphs.data(), advances.data(), glyphs.size());
CTFontDrawGlyphs(ctfont, cgGlyphs.data(), cgPositions.data(), glyphs.size(), ctx);
if (synthesisFlags & QFontEngine::SynthesizedBold) {
CGContextSetTextPosition(ctx, positions[0].x.toReal() + 0.5 * lineThickness().toReal(),
positions[0].y.toReal());
CGContextShowGlyphsWithAdvances(ctx, cgGlyphs.data(), advances.data(), glyphs.size());
CTFontDrawGlyphs(ctfont, cgGlyphs.data(), cgPositions.data(), glyphs.size(), ctx);
}
CGContextSetTextMatrix(ctx, oldTextMatrix);
@ -648,14 +642,13 @@ QImage QCoreTextFontEngine::imageForGlyph(glyph_t glyph, QFixed subPixelPosition
CGContextSetTextMatrix(ctx, cgMatrix);
CGContextSetRGBFillColor(ctx, 1, 1, 1, 1);
CGContextSetTextDrawingMode(ctx, kCGTextFill);
CGContextSetFont(ctx, cgFont);
CGContextSetTextPosition(ctx, pos_x, pos_y);
CGContextShowGlyphsWithAdvances(ctx, &cgGlyph, &CGSizeZero, 1);
CTFontDrawGlyphs(ctfont, &cgGlyph, &CGPointZero, 1, ctx);
if (synthesisFlags & QFontEngine::SynthesizedBold) {
CGContextSetTextPosition(ctx, pos_x + 0.5 * lineThickness().toReal(), pos_y);
CGContextShowGlyphsWithAdvances(ctx, &cgGlyph, &CGSizeZero, 1);
CTFontDrawGlyphs(ctfont, &cgGlyph, &CGPointZero, 1, ctx);
}
} else {
// CGContextSetTextMatrix does not work with color glyphs, so we use