1 2 /* 3 * Copyright 2006 The Android Open Source Project 4 * 5 * Use of this source code is governed by a BSD-style license that can be 6 * found in the LICENSE file. 7 */ 8 9 10 #include "SkSVGSVG.h" 11 #include "SkParse.h" 12 #include "SkRect.h" 13 #include "SkSVGParser.h" 14 15 const SkSVGAttribute SkSVGSVG::gAttributes[] = { 16 SVG_LITERAL_ATTRIBUTE(enable-background, f_enable_background), 17 SVG_ATTRIBUTE(height), 18 SVG_ATTRIBUTE(overflow), 19 SVG_ATTRIBUTE(width), 20 SVG_ATTRIBUTE(version), 21 SVG_ATTRIBUTE(viewBox), 22 SVG_ATTRIBUTE(x), 23 SVG_LITERAL_ATTRIBUTE(xml:space, f_xml_space), 24 SVG_ATTRIBUTE(xmlns), 25 SVG_LITERAL_ATTRIBUTE(xmlns:xlink, f_xml_xlink), 26 SVG_ATTRIBUTE(y), 27 }; 28 29 DEFINE_SVG_INFO(SVG) 30 31 32 bool SkSVGSVG::isFlushable() { 33 return false; 34 } 35 36 void SkSVGSVG::translate(SkSVGParser& parser, bool defState) { 37 SkScalar height, width; 38 SkScalar viewBox[4]; 39 const char* hSuffix = SkParse::FindScalar(f_height.c_str(), &height); 40 if (strcmp(hSuffix, "pt") == 0) 41 height = SkScalarMulDiv(height, SK_Scalar1 * 72, SK_Scalar1 * 96); 42 const char* wSuffix = SkParse::FindScalar(f_width.c_str(), &width); 43 if (strcmp(wSuffix, "pt") == 0) 44 width = SkScalarMulDiv(width, SK_Scalar1 * 72, SK_Scalar1 * 96); 45 SkParse::FindScalars(f_viewBox.c_str(), viewBox, 4); 46 SkRect box = SkRect::MakeLTRB(viewBox[0] / width, viewBox[1] / height, 47 viewBox[2] / width, viewBox[3] / height); 48 if (box.fLeft == 0 && box.fTop == 0 && 49 box.fRight == SK_Scalar1 && box.fBottom == SK_Scalar1) 50 return; 51 parser._startElement("matrix"); 52 if (box.fLeft != 0) { 53 SkString x; 54 x.appendScalar(box.fLeft); 55 parser._addAttributeLen("translateX", x.c_str(), x.size()); 56 } 57 if (box.fTop != 0) { 58 SkString y; 59 y.appendScalar(box.fTop); 60 parser._addAttributeLen("translateY", y.c_str(), y.size()); 61 } 62 if (box.fRight != SK_Scalar1) { 63 SkString x; 64 x.appendScalar(box.fRight); 65 parser._addAttributeLen("scaleX", x.c_str(), x.size()); 66 } 67 if (box.fBottom != SK_Scalar1) { 68 SkString y; 69 y.appendScalar(box.fBottom); 70 parser._addAttributeLen("scaleY", y.c_str(), y.size()); 71 } 72 parser._endElement(); 73 } 74