Exemplo n.º 1
0
void
ScaledFontBase::CopyGlyphsToBuilder(const GlyphBuffer &aBuffer, PathBuilder *aBuilder, const Matrix *aTransformHint)
{
#ifdef USE_CAIRO
  PathBuilderCairo* builder = static_cast<PathBuilderCairo*>(aBuilder);

  
  cairo_t *ctx = cairo_create(DrawTargetCairo::GetDummySurface());

  if (aTransformHint) {
    cairo_matrix_t mat;
    GfxMatrixToCairoMatrix(*aTransformHint, mat);
    cairo_set_matrix(ctx, &mat);
  }

  // Convert our GlyphBuffer into an array of Cairo glyphs.
  std::vector<cairo_glyph_t> glyphs(aBuffer.mNumGlyphs);
  for (uint32_t i = 0; i < aBuffer.mNumGlyphs; ++i) {
    glyphs[i].index = aBuffer.mGlyphs[i].mIndex;
    glyphs[i].x = aBuffer.mGlyphs[i].mPosition.x;
    glyphs[i].y = aBuffer.mGlyphs[i].mPosition.y;
  }

  cairo_set_scaled_font(ctx, mScaledFont);
  cairo_glyph_path(ctx, &glyphs[0], aBuffer.mNumGlyphs);

  RefPtr<PathCairo> cairoPath = new PathCairo(ctx);
  cairo_destroy(ctx);

  cairoPath->AppendPathToBuilder(builder);
#endif
}
Exemplo n.º 2
0
void
ScaledFontBase::CopyGlyphsToBuilder(const GlyphBuffer &aBuffer, PathBuilder *aBuilder, const Matrix *aTransformHint)
{
  BackendType backendType = aBuilder->GetBackendType();
#ifdef USE_SKIA
  if (backendType == BackendType::SKIA) {
    PathBuilderSkia *builder = static_cast<PathBuilderSkia*>(aBuilder);
    builder->AppendPath(GetSkiaPathForGlyphs(aBuffer));
    return;
  }
#endif
#ifdef USE_CAIRO
  if (backendType == BackendType::CAIRO) {
    MOZ_ASSERT(mScaledFont);

    PathBuilderCairo* builder = static_cast<PathBuilderCairo*>(aBuilder);
    cairo_t *ctx = cairo_create(DrawTargetCairo::GetDummySurface());

    if (aTransformHint) {
      cairo_matrix_t mat;
      GfxMatrixToCairoMatrix(*aTransformHint, mat);
      cairo_set_matrix(ctx, &mat);
    }

    // Convert our GlyphBuffer into an array of Cairo glyphs.
    std::vector<cairo_glyph_t> glyphs(aBuffer.mNumGlyphs);
    for (uint32_t i = 0; i < aBuffer.mNumGlyphs; ++i) {
      glyphs[i].index = aBuffer.mGlyphs[i].mIndex;
      glyphs[i].x = aBuffer.mGlyphs[i].mPosition.x;
      glyphs[i].y = aBuffer.mGlyphs[i].mPosition.y;
    }

    cairo_set_scaled_font(ctx, mScaledFont);
    cairo_glyph_path(ctx, &glyphs[0], aBuffer.mNumGlyphs);

    RefPtr<PathCairo> cairoPath = new PathCairo(ctx);
    cairo_destroy(ctx);

    cairoPath->AppendPathToBuilder(builder);
    return;
  }
  if (backendType == BackendType::RECORDING) {
    SkPath skPath = GetSkiaPathForGlyphs(aBuffer);
    RefPtr<Path> path = MakeAndAddRef<PathSkia>(skPath, FillRule::FILL_WINDING);
    path->StreamToSink(aBuilder);
    return;
  }
  MOZ_ASSERT(false, "Path not being copied");
#endif
}
Exemplo n.º 3
0
void
ScaledFontBase::CopyGlyphsToBuilder(const GlyphBuffer &aBuffer, PathBuilder *aBuilder, BackendType aBackendType, const Matrix *aTransformHint)
{
#ifdef USE_SKIA
  if (aBackendType == BackendType::SKIA) {
    PathBuilderSkia *builder = static_cast<PathBuilderSkia*>(aBuilder);
    builder->AppendPath(GetSkiaPathForGlyphs(aBuffer));
    return;
  }
#endif
#ifdef USE_CAIRO
  if (aBackendType == BackendType::CAIRO) {
    MOZ_ASSERT(mScaledFont);

    PathBuilderCairo* builder = static_cast<PathBuilderCairo*>(aBuilder);
    cairo_t *ctx = cairo_create(DrawTargetCairo::GetDummySurface());

    if (aTransformHint) {
      cairo_matrix_t mat;
      GfxMatrixToCairoMatrix(*aTransformHint, mat);
      cairo_set_matrix(ctx, &mat);
    }

    // Convert our GlyphBuffer into an array of Cairo glyphs.
    std::vector<cairo_glyph_t> glyphs(aBuffer.mNumGlyphs);
    for (uint32_t i = 0; i < aBuffer.mNumGlyphs; ++i) {
      glyphs[i].index = aBuffer.mGlyphs[i].mIndex;
      glyphs[i].x = aBuffer.mGlyphs[i].mPosition.x;
      glyphs[i].y = aBuffer.mGlyphs[i].mPosition.y;
    }

    cairo_set_scaled_font(ctx, mScaledFont);
    cairo_glyph_path(ctx, &glyphs[0], aBuffer.mNumGlyphs);

    RefPtr<PathCairo> cairoPath = new PathCairo(ctx);
    cairo_destroy(ctx);

    cairoPath->AppendPathToBuilder(builder);
    return;
  }
#endif

  MOZ_CRASH("The specified backend type is not supported by CopyGlyphsToBuilder");
}