private void setOverlayImage(int idx) {
try {
String groupPath = "images/overlays/svg/" + overlayGroup;
if (overlays == null) overlays = getAssets().list(groupPath);
bitmap =
Bitmap.createBitmap(
mOverlayView.getWidth(), mOverlayView.getHeight(), Bitmap.Config.ARGB_8888);
canvas = new Canvas(bitmap);
String imgPath = groupPath + '/' + overlays[idx];
// SVG svg = SVGParser.getSVGFromAsset(getAssets(), "images/overlays/svg/" +
// overlays[idx],0xFFFFFF,0xCC0000);
SVG svg = SVGParser.getSVGFromAsset(getAssets(), imgPath);
Rect rBounds = new Rect(0, 0, mOverlayView.getWidth(), mOverlayView.getHeight());
Picture p = svg.getPicture();
canvas.drawPicture(p, rBounds);
mOverlayView.setImageBitmap(bitmap);
} catch (IOException ex) {
Log.e(AppConstants.TAG, "error rendering overlay", ex);
return;
}
}
public SVGTileProvider(File file, float dpi) throws IOException {
mScale = Math.round(dpi + .3f); // Make it look nice on N7 (1.3 dpi)
mDimension = BASE_TILE_SIZE * mScale;
mPool = new TileGeneratorPool(POOL_MAX_SIZE);
SVG svg = new SVGBuilder().readFromInputStream(new FileInputStream(file)).build();
mSvgPicture = svg.getPicture();
RectF limits = svg.getLimits();
// These values map the SVG file to world coordinates.
// See: http://stackoverflow.com/questions/21167584/google-io-2013-app-mystery-values
mBaseMatrix = new Matrix();
mBaseMatrix.setPolyToPoly(
new float[] {
0,
0, // North-West
limits.width(),
0, // North-East
limits.width(),
limits.height() // South-East
},
0,
BuildConfig.MAP_FLOORPLAN_MAPPING,
0,
3);
}
public SVGTileProvider(File file, float dpi) throws IOException {
mScale = Math.round(dpi + .3f); // Make it look nice on N7 (1.3 dpi)
mDimension = BASE_TILE_SIZE * mScale;
mPool = new TileGeneratorPool(POOL_MAX_SIZE);
SVG svg = new SVGBuilder().readFromInputStream(new FileInputStream(file)).build();
mSvgPicture = svg.getPicture();
RectF limits = svg.getLimits();
mBaseMatrix = new Matrix();
mBaseMatrix.setPolyToPoly(
new float[] {0, 0, limits.width(), 0, limits.width(), limits.height()},
0,
new float[] {
40.95635986328125f, 98.94217824936158f,
40.95730018615723f, 98.94123077396628f,
40.95791244506836f, 98.94186019897214f
},
0,
3);
}
public void addRoutesInSvg(ArrayList<Route> routes) {
SVG svg1 = SVGParser.getSVGFromResource(getResources(), R.raw.example_map);
Picture picture1 = svg1.getPicture();
this.imageHeight = picture1.getHeight();
this.imageWidth = picture1.getWidth();
InputStream inputStream = this.getResources().openRawResource(R.raw.example_map);
InputStreamReader inputreader = new InputStreamReader(inputStream);
BufferedReader buffreader = new BufferedReader(inputreader);
String line;
StringBuilder text = new StringBuilder();
try {
while ((line = buffreader.readLine()) != null) {
// Log.d(TAG, "Line: "+count++ +": "+line);
if (line.contains("</svg>")) {
Log.d(TAG, "found closing tag");
String pathSvgString = "";
for (int i = 0; i < routes.size(); i++) {
Route r = routes.get(i);
float fromX = (float) (r.fromX * imageWidth);
float fromY = (float) (r.fromY * imageHeight);
float toX = (float) (r.toX * imageWidth);
float toY = (float) (r.toY * imageHeight);
pathSvgString =
pathSvgString
+ "<line x1=\""
+ fromX
+ "\" y1=\""
+ fromY
+ "\" x2=\""
+ toX
+ "\" y2=\""
+ toY
+ "\" style=\"stroke-dasharray: 0;stroke:#003399;stroke-width:3;\"/>\n";
// Log.d(TAG, "Path Added: "+"<line x1=\""+fromX+"\" y1=\""+fromY+"\"
// x2=\""+toX+"\" y2=\""+toY+"\" style=\"stroke-width:1;stroke:#003399;\"/>\n");
}
Log.d(TAG, "line before editing: " + line);
line = line.replace("</svg>", pathSvgString + "</svg>");
Log.d(TAG, "line after editing: " + line);
}
text.append(line + '\n');
}
} catch (IOException e) {
}
File file = new File("/sdcard/FileWriterTest.svg");
try {
if (file.exists()) file.delete();
FileWriter writer = new FileWriter(file, true);
writer.write(text.toString());
writer.flush();
writer.close();
} catch (IOException e) {
e.printStackTrace();
}
}