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SVG drawing center option

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This commit is contained in:
Thomas Krijnen
2020-09-27 14:29:27 +02:00
parent fd90d558b3
commit a13e28930a
3 changed files with 27 additions and 6 deletions
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src/ifcconvert/IfcConvert.cpp
+21 -3
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@@ -344,7 +344,7 @@ int main(int argc, char** argv) {
#endif
short precision;
double section_height;
std::string svg_scale;
std::string svg_scale, svg_center;
std::string section_ref, elevation_ref;
po::options_description serializer_options("Serialization options");
@@ -360,6 +360,9 @@ int main(int argc, char** argv) {
("scale", po::value<std::string>(&svg_scale),
"Interprets SVG bounds in mm, centers layout and draw elements to scale. "
"Only used when converting to SVG. Example 1:100.")
("center", po::value<std::string>(&svg_center),
"When using --scale, specifies the location in the range [0 1]x[0 1] around which"
"to center the drawings. Example 0.5x0.5 (default).")
("section-ref", po::value<std::string>(&section_ref),
"Element at which vertical cross sections should be created")
("elevation-ref", po::value<std::string>(&elevation_ref),
@@ -526,8 +529,8 @@ int main(int argc, char** argv) {
}
}
boost::optional<double> bounding_width;
boost::optional<double> bounding_height;
boost::optional<double> bounding_width, bounding_height, relative_center_x, relative_center_y;
if (vmap.count("bounds") == 1) {
int w, h;
if (sscanf(bounds.c_str(), "%ux%u", &w, &h) == 2 && w > 0 && h > 0) {
@@ -540,6 +543,18 @@ int main(int argc, char** argv) {
}
}
if (vmap.count("center") == 1) {
double cx, cy;
if (sscanf(svg_center.c_str(), "%lfx%lf", &cx, &cy) == 2 && cx >= 0. && cy >= 0. && cx <= 1. && cy <= 1.) {
relative_center_x = cx;
relative_center_y = cy;
} else {
cerr_ << "[Error] Invalid use of --bounds" << std::endl;
print_options(serializer_options);
return EXIT_FAILURE;
}
}
const path_t input_filename = vmap["input-file"].as<path_t>();
if (!file_exists(IfcUtil::path::to_utf8(input_filename))) {
cerr_ << "[Error] Input file '" << input_filename << "' does not exist" << std::endl;
@@ -925,6 +940,9 @@ int main(int argc, char** argv) {
if (vmap.count("elevation-ref")) {
static_cast<SvgSerializer*>(serializer.get())->setElevationRef(elevation_ref);
}
if (relative_center_x && relative_center_y) {
static_cast<SvgSerializer*>(serializer.get())->setDrawingCenter(*relative_center_x, *relative_center_y);
}
}
if (convert_back_units) {