Organic Maps sources as of 02.04.2025 (fad26bbf22ac3da75e01e62aa01e5c8e11861005)

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qt/build_style/build_drules.cpp

@@ -0,0 +1,59 @@
+#include "build_drules.h"
+#include "build_common.h"
+
+#include "platform/platform.hpp"
+
+#include <exception>
+#include <fstream>
+#include <streambuf>
+#include <string>
+
+#include <QtCore/QDir>
+#include <QtCore/QFile>
+#include <QtCore/QFileInfo>
+#include <QtCore/QProcessEnvironment>
+
+namespace build_style
+{
+void BuildDrawingRulesImpl(QString const & mapcssFile, QString const & outputDir)
+{
+  QString const outputTemplate = JoinPathQt({outputDir, "drules_proto_design"});
+  QString const outputFile = outputTemplate + ".bin";
+
+  // Caller ensures that output directory is clear
+  if (QFile(outputFile).exists())
+    throw std::runtime_error("Output directory is not clear");
+
+  // Add path to the protobuf EGG in the PROTOBUF_EGG_PATH environment variable
+  QProcessEnvironment env{QProcessEnvironment::systemEnvironment()};
+  env.insert("PROTOBUF_EGG_PATH", GetProtobufEggPath());
+
+  // Run the script
+  (void)ExecProcess("python", {
+    GetExternalPath("libkomwm.py", "kothic/src", "../tools/kothic/src"),
+    "-s", mapcssFile,
+    "-o", outputTemplate,
+    "-x", "True",
+  }, &env);
+
+  // Ensure that generated file is not empty.
+  if (QFile(outputFile).size() == 0)
+    throw std::runtime_error("Drawing rules file has zero size");
+}
+
+void BuildDrawingRules(QString const & mapcssFile, QString const & outputDir)
+{
+  CopyFromResources("mapcss-mapping.csv", outputDir);
+  CopyFromResources("mapcss-dynamic.txt", outputDir);
+  BuildDrawingRulesImpl(mapcssFile, outputDir);
+}
+
+void ApplyDrawingRules(QString const & outputDir)
+{
+  CopyToResources("drules_proto_design.bin", outputDir);
+  CopyToResources("classificator.txt", outputDir);
+  CopyToResources("types.txt", outputDir);
+  CopyToResources("patterns.txt", outputDir, "patterns_design.txt");
+  CopyToResources("colors.txt", outputDir, "colors_design.txt");
+}
+}  // namespace build_style