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/* libs/graphics/svg/SkSVGSVG.cpp
**
** Copyright 2006, The Android Open Source Project
**
** Licensed under the Apache License, Version 2.0 (the "License");
** you may not use this file except in compliance with the License.
** You may obtain a copy of the License at
**
** http://www.apache.org/licenses/LICENSE-2.0
**
** Unless required by applicable law or agreed to in writing, software
** distributed under the License is distributed on an "AS IS" BASIS,
** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
** See the License for the specific language governing permissions and
** limitations under the License.
*/
#include "SkSVGSVG.h"
#include "SkParse.h"
#include "SkRect.h"
#include "SkSVGParser.h"
const SkSVGAttribute SkSVGSVG::gAttributes[] = {
SVG_LITERAL_ATTRIBUTE(enable-background, f_enable_background),
SVG_ATTRIBUTE(height),
SVG_ATTRIBUTE(overflow),
SVG_ATTRIBUTE(width),
SVG_ATTRIBUTE(version),
SVG_ATTRIBUTE(viewBox),
SVG_ATTRIBUTE(x),
SVG_LITERAL_ATTRIBUTE(xml:space, f_xml_space),
SVG_ATTRIBUTE(xmlns),
SVG_LITERAL_ATTRIBUTE(xmlns:xlink, f_xml_xlink),
SVG_ATTRIBUTE(y),
};
DEFINE_SVG_INFO(SVG)
bool SkSVGSVG::isFlushable() {
return false;
}
void SkSVGSVG::translate(SkSVGParser& parser, bool defState) {
SkScalar height, width;
SkScalar viewBox[4];
const char* hSuffix = SkParse::FindScalar(f_height.c_str(), &height);
if (strcmp(hSuffix, "pt") == 0)
height = SkScalarMulDiv(height, SK_Scalar1 * 72, SK_Scalar1 * 96);
const char* wSuffix = SkParse::FindScalar(f_width.c_str(), &width);
if (strcmp(wSuffix, "pt") == 0)
width = SkScalarMulDiv(width, SK_Scalar1 * 72, SK_Scalar1 * 96);
SkParse::FindScalars(f_viewBox.c_str(), viewBox, 4);
SkRect box;
box.fLeft = SkScalarDiv(viewBox[0], width);
box.fTop = SkScalarDiv(viewBox[1], height);
box.fRight = SkScalarDiv(viewBox[2], width);
box.fBottom = SkScalarDiv(viewBox[3], height);
if (box.fLeft == 0 && box.fTop == 0 &&
box.fRight == SK_Scalar1 && box.fBottom == SK_Scalar1)
return;
parser._startElement("matrix");
if (box.fLeft != 0) {
SkString x;
x.appendScalar(box.fLeft);
parser._addAttributeLen("translateX", x.c_str(), x.size());
}
if (box.fTop != 0) {
SkString y;
y.appendScalar(box.fTop);
parser._addAttributeLen("translateY", y.c_str(), y.size());
}
if (box.fRight != SK_Scalar1) {
SkString x;
x.appendScalar(box.fRight);
parser._addAttributeLen("scaleX", x.c_str(), x.size());
}
if (box.fBottom != SK_Scalar1) {
SkString y;
y.appendScalar(box.fBottom);
parser._addAttributeLen("scaleY", y.c_str(), y.size());
}
parser._endElement();
}