void draw(SkCanvas* canvas) {
    SkPaint paint;
    SkDebugf("paint.isSubpixelText() %c= !!(paint.getFlags() & SkPaint::kSubpixelText_Flag)\n",
        paint.isSubpixelText() == !!(paint.getFlags() & SkPaint::kSubpixelText_Flag) ? '=' : '!');
    paint.setSubpixelText(true);
    SkDebugf("paint.isSubpixelText() %c= !!(paint.getFlags() & SkPaint::kSubpixelText_Flag)\n",
        paint.isSubpixelText() == !!(paint.getFlags() & SkPaint::kSubpixelText_Flag) ? '=' : '!');
}
Example #2
0
sk_sp<SkFont> SkFont::Testing_CreateFromPaint(const SkPaint& paint) {
    uint32_t flags = 0;
    if (paint.isVerticalText()) {
        flags |= kVertical_Flag;
    }
    if (paint.isEmbeddedBitmapText()) {
        flags |= kEmbeddedBitmaps_Flag;
    }
    if (paint.getFlags() & SkPaint::kGenA8FromLCD_Flag) {
        flags |= kGenA8FromLCD_Flag;
    }
    if (paint.isFakeBoldText()) {
        flags |= kEmbolden_Flag;
    }

    if (SkPaint::kFull_Hinting == paint.getHinting()) {
        flags |= kEnableByteCodeHints_Flag;
    }
    if (paint.isAutohinted()) {
        flags |= kEnableAutoHints_Flag;
    }
    if (paint.isSubpixelText() || paint.isLinearText()) {
        // this is our default
    } else {
        flags |= kUseNonlinearMetrics_Flag;
    }

    MaskType maskType = SkFont::kBW_MaskType;
    if (paint.isAntiAlias()) {
        maskType = paint.isLCDRenderText() ? kLCD_MaskType : kA8_MaskType;
    }

    return Make(sk_ref_sp(paint.getTypeface()), paint.getTextSize(), paint.getTextScaleX(),
                paint.getTextSkewX(), maskType, flags);
}
Example #3
0
static void cgSetPaintForText(CGContextRef cg, const SkPaint& paint) {
    SkColor c = paint.getColor();
    CGFloat rgba[] = {
        SkColorGetB(c) / 255.0f,
        SkColorGetG(c) / 255.0f,
        SkColorGetR(c) / 255.0f,
        SkColorGetA(c) / 255.0f,
    };
    CGContextSetRGBFillColor(cg, rgba[0], rgba[1], rgba[2], rgba[3]);

    CGContextSetTextDrawingMode(cg, kCGTextFill);
    CGContextSetFont(cg, typefaceToCGFont(paint.getTypeface()));
    CGContextSetFontSize(cg, SkScalarToFloat(paint.getTextSize()));

    CGContextSetAllowsFontSubpixelPositioning(cg, paint.isSubpixelText());
    CGContextSetShouldSubpixelPositionFonts(cg, paint.isSubpixelText());

    CGContextSetShouldAntialias(cg, paint.isAntiAlias());
    CGContextSetShouldSmoothFonts(cg, paint.isLCDRenderText());
}
Example #4
0
static inline void getSkiaBoundsForGlyph(SkPaint& paint, Glyph glyph, SkRect& bounds)
{
    paint.setTextEncoding(SkPaint::kGlyphID_TextEncoding);

    SkPath path;
    paint.getTextPath(&glyph, sizeof(glyph), 0, 0, &path);
    bounds = path.getBounds();

    if (!paint.isSubpixelText()) {
        SkIRect ir;
        bounds.round(&ir);
        bounds.set(ir);
    }
}
Example #5
0
float SimpleFontData::platformWidthForGlyph(Glyph glyph) const {
  if (!m_platformData.size())
    return 0;

  SkASSERT(sizeof(glyph) == 2);  // compile-time assert

  SkPaint paint;

  m_platformData.setupPaint(&paint);

  paint.setTextEncoding(SkPaint::kGlyphID_TextEncoding);
  SkScalar width = paint.measureText(&glyph, 2);
  if (!paint.isSubpixelText())
    width = SkScalarRoundToInt(width);
  return SkScalarToFloat(width);
}
String LoggingCanvas::stringForSkPaintFlags(const SkPaint& paint)
{
    if (!paint.getFlags())
        return "none";
    String flagsString = "";
    appendFlagToString(&flagsString, paint.isAntiAlias(), "AntiAlias");
    appendFlagToString(&flagsString, paint.isDither(), "Dither");
    appendFlagToString(&flagsString, paint.isUnderlineText(), "UnderlinText");
    appendFlagToString(&flagsString, paint.isStrikeThruText(), "StrikeThruText");
    appendFlagToString(&flagsString, paint.isFakeBoldText(), "FakeBoldText");
    appendFlagToString(&flagsString, paint.isLinearText(), "LinearText");
    appendFlagToString(&flagsString, paint.isSubpixelText(), "SubpixelText");
    appendFlagToString(&flagsString, paint.isDevKernText(), "DevKernText");
    appendFlagToString(&flagsString, paint.isLCDRenderText(), "LCDRenderText");
    appendFlagToString(&flagsString, paint.isEmbeddedBitmapText(), "EmbeddedBitmapText");
    appendFlagToString(&flagsString, paint.isAutohinted(), "Autohinted");
    appendFlagToString(&flagsString, paint.isVerticalText(), "VerticalText");
    appendFlagToString(&flagsString, paint.getFlags() & SkPaint::kGenA8FromLCD_Flag, "GenA8FromLCD");
    return flagsString;
}
FloatRect SimpleFontData::platformBoundsForGlyph(Glyph glyph) const
{
    if (!m_platformData.size())
        return FloatRect();

    SkASSERT(sizeof(glyph) == 2); // compile-time assert

    SkPaint paint;

    m_platformData.setupPaint(&paint);

    paint.setTextEncoding(SkPaint::kGlyphID_TextEncoding);
    SkRect bounds;
    paint.measureText(&glyph, 2, &bounds);
    if (!paint.isSubpixelText()) {
        SkIRect ir;
        bounds.round(&ir);
        bounds.set(ir);
    }
    return FloatRect(bounds);
}
Example #8
0
static bool is_use_nonlinear_metrics(const SkPaint& paint) {
    return !paint.isSubpixelText() && !paint.isLinearText();
}