Add experimental support for svg text tag.
Change-Id: Ied72850ec98d5fe6d4263d91cb1dd89bd58b5ad1
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/274796
Commit-Queue: Florin Malita <fmalita@chromium.org>
Reviewed-by: Florin Malita <fmalita@chromium.org>
Reviewed-by: Mike Reed <reed@google.com>
diff --git a/experimental/svg/model/SkSVGText.cpp b/experimental/svg/model/SkSVGText.cpp
new file mode 100644
index 0000000..f98a16f
--- /dev/null
+++ b/experimental/svg/model/SkSVGText.cpp
@@ -0,0 +1,86 @@
+/*
+ * Copyright 2019 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#include "experimental/svg/model/SkSVGText.h"
+
+#include "experimental/svg/model/SkSVGRenderContext.h"
+#include "experimental/svg/model/SkSVGValue.h"
+#include "include/core/SkCanvas.h"
+
+SkSVGText::SkSVGText() : INHERITED(SkSVGTag::kText) {}
+
+void SkSVGText::setX(const SkSVGLength& x) { fX = x; }
+
+void SkSVGText::setY(const SkSVGLength& y) { fY = y; }
+
+void SkSVGText::setFontFamily(const SkSVGStringType& font_family) {
+ fTypeface =
+ SkTypeface::MakeFromName(font_family.value().c_str(), SkFontStyle());
+}
+
+void SkSVGText::setFontSize(const SkSVGLength& size) { fFontSize = size; }
+
+void SkSVGText::setText(const SkSVGStringType& text) { fText = text; }
+
+void SkSVGText::setTextAnchor(const SkSVGStringType& text_anchor) {
+ if (strcmp(text_anchor.value().c_str(), "start") == 0) {
+ fTextAlign = SkTextUtils::Align::kLeft_Align;
+ } else if (strcmp(text_anchor.value().c_str(), "middle") == 0) {
+ fTextAlign = SkTextUtils::Align::kCenter_Align;
+ } else if (strcmp(text_anchor.value().c_str(), "end") == 0) {
+ fTextAlign = SkTextUtils::Align::kRight_Align;
+ }
+}
+
+void SkSVGText::onDraw(SkCanvas* canvas, const SkSVGLengthContext& lctx,
+ const SkPaint& paint, SkPathFillType) const {
+ SkFont font(fTypeface, fFontSize.value());
+ SkTextUtils::DrawString(canvas, fText.value().c_str(), fX.value(), fY.value(),
+ font, paint, fTextAlign);
+}
+
+SkPath SkSVGText::onAsPath(const SkSVGRenderContext& ctx) const {
+ SkPath path;
+ return path;
+}
+
+void SkSVGText::onSetAttribute(SkSVGAttribute attr, const SkSVGValue& v) {
+ switch (attr) {
+ case SkSVGAttribute::kX:
+ if (const auto* x = v.as<SkSVGLengthValue>()) {
+ this->setX(*x);
+ }
+ break;
+ case SkSVGAttribute::kY:
+ if (const auto* y = v.as<SkSVGLengthValue>()) {
+ this->setY(*y);
+ }
+ break;
+ case SkSVGAttribute::kText:
+ if (const auto* text = v.as<SkSVGStringValue>()) {
+ this->setText(*text);
+ }
+ break;
+ case SkSVGAttribute::kTextAnchor:
+ if (const auto* text_anchor = v.as<SkSVGStringValue>()) {
+ this->setTextAnchor(*text_anchor);
+ }
+ break;
+ case SkSVGAttribute::kFontFamily:
+ if (const auto* font_family = v.as<SkSVGStringValue>()) {
+ this->setFontFamily(*font_family);
+ }
+ break;
+ case SkSVGAttribute::kFontSize:
+ if (const auto* font_size = v.as<SkSVGLengthValue>()) {
+ this->setFontSize(*font_size);
+ }
+ break;
+ default:
+ this->INHERITED::onSetAttribute(attr, v);
+ }
+}