mirror of
https://github.com/SatDump/SatDump
synced 2026-08-13 17:47:30 -04:00
218 lines
9.6 KiB
C++
218 lines
9.6 KiB
C++
#include "shapefile_handler.h"
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#include "core/resources.h"
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#include "dbf_file/dbf_file.h"
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#include "image/text.h"
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#include "imgui/imgui.h"
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#include "init.h"
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#include "logger.h"
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#include "core/style.h"
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#include "imgui/implot/implot.h"
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namespace satdump
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{
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namespace handlers
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{
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ShapefileHandler::ShapefileHandler() { handler_tree_icon = u8"\uf84c"; }
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ShapefileHandler::ShapefileHandler(std::string shapefile)
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{
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handler_tree_icon = u8"\uf84c";
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std::ifstream f(shapefile, std::ios::binary);
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file = std::make_unique<shapefile::Shapefile>(f);
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std::string db = std::filesystem::path(shapefile).parent_path().string() + "/" + std::filesystem::path(shapefile).stem().string() + ".dbf";
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shapefile_name = std::filesystem::path(shapefile).stem().string() + ".shp";
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logger->critical(db);
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if (std::filesystem::exists(db))
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{
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dbf_file = dbf_file::readDbfFile(db);
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// logger->critical("JSON : \n%s\n", dbf_file.dump(4).c_str());
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has_dbf = true;
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}
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setConfig(satdump::db->get_user_json("shapefile_defaults/" + std::filesystem::path(shapefile_name).stem().string()));
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}
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ShapefileHandler::~ShapefileHandler() { satdump::db->set_user_json("shapefile_defaults/" + std::filesystem::path(shapefile_name).stem().string(), getConfig()); }
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void ShapefileHandler::drawMenu()
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{
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if (ImGui::CollapsingHeader("Settings", ImGuiTreeNodeFlags_DefaultOpen))
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{
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ImGui::ColorEdit3("Draw Color##shapefilecolor", (float *)&color_to_draw, ImGuiColorEditFlags_NoInputs /*| ImGuiColorEditFlags_NoLabel*/);
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ImGui::InputInt("Font Size", &font_size);
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if (has_dbf)
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ImGui::InputInt("Scale Rank (Cities Only)", &scalerank_filter);
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}
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}
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void ShapefileHandler::drawMenuBar() {}
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void ShapefileHandler::drawContents(ImVec2 win_size)
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{
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if (ImPlot::BeginPlot("##shapefileplot", ImVec2(win_size.x, win_size.y - 16 * ui_scale), ImPlotFlags_Equal))
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{
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auto polylineDraw = [this](std::vector<std::vector<shapefile::point_t>> parts, int num)
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{
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for (std::vector<shapefile::point_t> coordinates : parts)
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{
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std::vector<double> line_x, line_y;
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for (int i = 0; i < (int)coordinates.size(); i++)
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{
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line_x.push_back(coordinates[i].x);
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line_y.push_back(coordinates[i].y);
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}
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std::string shapeID = "Polygon " + std::to_string(num);
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if (has_dbf)
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{
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if (dbf_file[num]["NAME_1"].is_string())
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shapeID = dbf_file[num]["NAME_1"];
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if (dbf_file[num]["name"].is_string())
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shapeID = dbf_file[num]["name"];
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}
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ImPlot::PlotLine(shapeID.c_str(), line_x.data(), line_y.data(), line_x.size());
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}
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};
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auto pointDraw = [this](shapefile::point_t coordinates, int num)
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{
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std::string shapeID = "Point " + std::to_string(num);
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if (has_dbf)
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{
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if (dbf_file[num]["NAME_1"].is_string())
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shapeID = dbf_file[num]["NAME_1"];
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if (dbf_file[num]["name"].is_string())
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shapeID = dbf_file[num]["name"];
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}
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ImPlot::PlotScatter(shapeID.c_str(), &coordinates.x, &coordinates.y, 1);
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};
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for (shapefile::PolyLineRecord &polylineRecord : file->polyline_records)
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polylineDraw(polylineRecord.parts_points, polylineRecord.record_number - 1);
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for (shapefile::PolygonRecord &polygonRecord : file->polygon_records)
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polylineDraw(polygonRecord.parts_points, polygonRecord.record_number - 1);
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for (shapefile::PointRecord &pointRecord : file->point_records)
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pointDraw(pointRecord.point, pointRecord.record_number - 1);
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for (shapefile::MultiPointRecord &multipointRecord : file->multipoint_records)
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for (shapefile::point_t p : multipointRecord.points)
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pointDraw(p, multipointRecord.record_number - 1);
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ImPlot::EndPlot();
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}
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}
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void ShapefileHandler::setConfig(nlohmann::json p)
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{
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if (p.contains("color"))
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{
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auto &c = p["color"];
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color_to_draw.x = c[0];
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color_to_draw.y = c[1];
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color_to_draw.z = c[2];
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color_to_draw.w = c[3];
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}
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if (p.contains("font_size"))
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font_size = p["font_size"];
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if (p.contains("scalerank_filter"))
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scalerank_filter = p["scalerank_filter"];
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}
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nlohmann::json ShapefileHandler::getConfig()
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{
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nlohmann::json p;
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p["color"] = {color_to_draw.x, color_to_draw.y, color_to_draw.z, color_to_draw.w};
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p["font_size"] = font_size;
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p["scalerank_filter"] = scalerank_filter;
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return p;
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}
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void ShapefileHandler::draw_to_image(image::Image &img, std::function<std::pair<double, double>(double, double, double, double)> projectionFunc)
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{
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if (img.channels() < 3)
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img.to_rgb();
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// TODOREWORK
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std::vector<double> color = {color_to_draw.x, color_to_draw.y, color_to_draw.z, color_to_draw.w};
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image::TextDrawer text_drawer;
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text_drawer.init_font(resources::getResourcePath("fonts/font.ttf"));
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{
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std::function<void(std::vector<std::vector<shapefile::point_t>>, int num)> polylineDraw = [color, &img, &projectionFunc](std::vector<std::vector<shapefile::point_t>> parts, int num)
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{
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int width = img.width();
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int height = img.height();
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for (std::vector<shapefile::point_t> coordinates : parts)
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{
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std::pair<double, double> start = projectionFunc(coordinates[0].y, coordinates[0].x, height, width);
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for (int i = 1; i < (int)coordinates.size() - 1; i++)
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{
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std::pair<double, double> end = projectionFunc(coordinates[i].y, coordinates[i].x, height, width);
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if (start.first != -1 && start.second != -1 && end.first != -1 && end.second != -1)
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img.draw_line(start.first, start.second, end.first, end.second, color);
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start = end;
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}
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}
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};
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std::function<void(shapefile::point_t, int num)> pointDraw = [this, color, &text_drawer, &img, &projectionFunc](shapefile::point_t coordinates, int num)
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{
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std::pair<double, double> cc = projectionFunc(coordinates.y, coordinates.x, img.height(), img.width());
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if (cc.first == -1 || cc.second == -1)
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return;
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if (has_dbf)
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{
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if (dbf_file[num]["scalerank"].is_string())
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if (scalerank_filter < std::stoi(dbf_file[num]["scalerank"].get<std::string>()))
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return;
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}
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#if 0
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img.draw_pixel(cc.first, cc.second, color);
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#else
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img.draw_line(cc.first - font_size * 0.3, cc.second - font_size * 0.3, cc.first + font_size * 0.3, cc.second + font_size * 0.3, color);
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img.draw_line(cc.first + font_size * 0.3, cc.second - font_size * 0.3, cc.first - font_size * 0.3, cc.second + font_size * 0.3, color);
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img.draw_circle(cc.first, cc.second, 0.15 * font_size, color, true);
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std::string shapeID;
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if (has_dbf)
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{
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if (dbf_file[num]["NAME_1"].is_string())
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shapeID = dbf_file[num]["NAME_1"];
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if (dbf_file[num]["name"].is_string())
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shapeID = dbf_file[num]["name"];
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}
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if (shapeID.size())
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text_drawer.draw_text(img, cc.first, cc.second + font_size * 0.15, color, font_size, shapeID);
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#endif
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};
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for (shapefile::PolyLineRecord &polylineRecord : file->polyline_records)
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polylineDraw(polylineRecord.parts_points, polylineRecord.record_number - 1);
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for (shapefile::PolygonRecord &polygonRecord : file->polygon_records)
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polylineDraw(polygonRecord.parts_points, polygonRecord.record_number - 1);
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for (shapefile::PointRecord &pointRecord : file->point_records)
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pointDraw(pointRecord.point, pointRecord.record_number - 1);
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for (shapefile::MultiPointRecord &multipointRecord : file->multipoint_records)
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for (shapefile::point_t p : multipointRecord.points)
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pointDraw(p, multipointRecord.record_number - 1);
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}
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}
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} // namespace handlers
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} // namespace satdump
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