added cla_pause

CMakeLists.txt

@@ -29,6 +29,7 @@ if(${ADD_DEMO})
   add_subdirectory(gallery/statistics)
   add_subdirectory(gallery/images_contours_and_fields)
   add_subdirectory(gallery/shapes_and_collections)
+  add_subdirectory(gallery/artist_animation)
 endif()
 
 if(NOT DEFINED DO_TEST)

gallery/artist_animation/CMakeLists.txt

+add_demo(cla_pause cla_pause.cpp)
+
+add_custom_target(artist_animation
+  DEPENDS cla_pause
+  COMMAND cla_pause
+  COMMENT "running artist_animation"
+  WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/../images"
+)

gallery/artist_animation/cla_pause.cpp

+#include <pybind11/embed.h>
+#include <pybind11/stl.h>
+
+#include <matplotlibcpp17/matplotlibcpp17.h>
+
+#include <vector>
+#include <algorithm>
+#include <string>
+
+namespace py = pybind11;
+using namespace py::literals;
+using namespace std;
+using namespace matplotlibcpp17::util;
+
+int main() {
+  py::scoped_interpreter guard{};
+  auto plt = matplotlibcpp17::pyplot::import();
+  vector<int> data;
+  const int N = 10;
+  for (int i = 0; i <= N; ++i) {
+    plt.xlim(0, 10);
+    plt.ylim(0, 10);
+    data.push_back(i);
+    plt.plot(data);
+    plt.pause(1);
+    plt.cla();
+  }
+  return 0;
+}

include/matplotlibcpp17/pyplot.h

@@ -9,11 +9,13 @@ struct DECL_STRUCT_ATTR PyPlot {
   void load_attrs() {
     LOAD_NONVOID_ATTR(axes, mod);
     LOAD_VOID_ATTR(axis, mod);
+    LOAD_VOID_ATTR(cla, mod);
     LOAD_VOID_ATTR(clf, mod);
     LOAD_NONVOID_ATTR(figure, mod);
     LOAD_NONVOID_ATTR(gca, mod);
     LOAD_NONVOID_ATTR(gcf, mod);
     LOAD_VOID_ATTR(legend, mod);
+    LOAD_VOID_ATTR(pause, mod);
     LOAD_VOID_ATTR(plot, mod);
     LOAD_VOID_ATTR(quiver, mod);
     LOAD_VOID_ATTR(savefig, mod);
@@ -22,7 +24,9 @@ struct DECL_STRUCT_ATTR PyPlot {
     LOAD_NONVOID_ATTR(subplot, mod);
     LOAD_NONVOID_ATTR(subplots, mod);
     LOAD_VOID_ATTR(xlabel, mod);
+    LOAD_VOID_ATTR(xlim, mod);
     LOAD_VOID_ATTR(ylabel, mod);
+    LOAD_VOID_ATTR(ylim, mod);
   }
   pybind11::module mod;
 
@@ -33,6 +37,9 @@ struct DECL_STRUCT_ATTR PyPlot {
   // axis
   pybind11::object axis;
 
+  // cla
+  pybind11::object cla;
+
   // clf
   pybind11::object clf;
 
@@ -52,6 +59,9 @@ struct DECL_STRUCT_ATTR PyPlot {
   // legend
   pybind11::object legend;
 
+  // pause
+  pybind11::object pause;
+
   // plot
   // TODO: should return `artists` for gif?
   pybind11::object plot;
@@ -82,8 +92,14 @@ struct DECL_STRUCT_ATTR PyPlot {
   // xlabel
   pybind11::object xlabel;
 
+  // xlim
+  pybind11::object xlim;
+
   // ylabel
   pybind11::object ylabel;
+
+  // ylim
+  pybind11::object ylim;
 };
 
 // axes