回答編集履歴

追記

2020/06/28 00:23

投稿

episteme

スコア16612

test CHANGED Viewed

@@ -125,3 +125,151 @@
 }
 ```
+[追記] "きろく"の直後から二度目の"きろく"の直前までを applog.txt に書き込むサンプル
+```C++
+#include <DxLib.h>
+#include <string>
+#include <deque>
+#include <vector>
+#include <fstream>
+int WINAPI WinMain(HINSTANCE, HINSTANCE, LPSTR, int) {
+    std::deque<std::string> messages;
+    std::vector<std::string> log;
+    bool logging = false;
+    int InputHandle;
+    SetGraphMode(700, 780, 32);
+    ChangeWindowMode(TRUE);
+    if (DxLib_Init() == -1) return -1;
+    SetDrawScreen(DX_SCREEN_BACK);
+    SetFontSize(64);
+    InputHandle = MakeKeyInput(50, FALSE, FALSE, FALSE);
+    SetActiveKeyInput(InputHandle);
+    while (!ProcessMessage()) {
+        ClearDrawScreen();
+        if (CheckKeyInput(InputHandle) != 0) {
+            char buffer[256];
+            GetKeyInputString(buffer, InputHandle);
+            std::string input = buffer;
+            DrawString(0, 0, input.c_str(), GetColor(255, 255, 255));
+            if ( input == "きろく" ) {
+                if ( !logging ) { // 記録開始
+                    log.clear();
+                    logging = true;
+                } else { // 記録終了
+                    std::ofstream stream("applog.txt");
+                    for ( std::string line : log ) {
+                        stream << line << std::endl;
+                    }
+                    logging = false;
+                }
+            } else {
+                if ( logging ) {
+                    log.push_back(input);
+                }
+                messages.push_back(input);
+            }
+            while ( messages.size() > 5 ) {
+                messages.pop_front();
+            }
+            SetActiveKeyInput(InputHandle);
+            SetKeyInputString("", InputHandle);
+        }
+        DrawKeyInputModeString(640, 480);
+        int height = 100;
+        for ( std::string message : messages ) {
+            DrawString(100, height, message.c_str(), GetColor(200, 200, 255));
+            height += 60;
+        }
+        DrawKeyInputString(0, 0, InputHandle);
+        ScreenFlip();
+    }
+    DeleteKeyInput(InputHandle);
+    DxLib_End();
+    return 0;
+}
+```