From 885b1cea4aced7e4d905d4b63ebbaf4d0f4e18a6 Mon Sep 17 00:00:00 2001
From: Scott Duensing <scott@kangaroopunch.com>
Date: Wed, 1 Apr 2020 19:36:40 -0500
Subject: [PATCH] Pausing implemented.

---
 singe/singe.c | 47 ++++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 46 insertions(+), 1 deletion(-)

diff --git a/singe/singe.c b/singe/singe.c
index 967633ce1..9303ff637 100644
--- a/singe/singe.c
+++ b/singe/singe.c
@@ -101,6 +101,7 @@ typedef struct VideoS {
 	int32_t         id;
 	int32_t         handle;
 	int64_t         lastFrame;
+	bool            wasPlayingBeforePause;
 	SDL_Texture    *texture;
 	SDL_Surface    *surface;
 	UT_hash_handle  hh;
@@ -206,6 +207,7 @@ typedef struct GlobalS {
 		bool                 mouseEnabled;
 		bool                 mouseGrabbed;
 		bool                 requestScreenShot;
+		bool                 wasPlayingBeforePause;
 		VideoT              *videoList;
 		SpriteT             *spriteList;
 		SoundT              *soundList;
@@ -337,6 +339,7 @@ void     putPixel(int32_t x, int32_t y);
 void     startControllers(void);
 void     stopControllers(void);
 void     takeScreenshot(void);
+void     updatePauseState(void);
 
 #ifdef DEBUG_TOOLS
 void     luaStackDump(lua_State *L);
@@ -2635,6 +2638,7 @@ int32_t apiSingeSetPauseFlag(lua_State *L) {
 	if (n == 1) {
 		if (lua_isboolean(L, 1)) {
 			_global.pauseState = (bool)lua_toboolean(L, 1);
+			updatePauseState();
 			result = true;
 		}
 	}
@@ -3217,7 +3221,8 @@ void processKey(bool down, int32_t keysym, int32_t scancode) {
 						//utilSay("Sending move %d - %s %d - %s", move, _global.controlMappings[move].name, _global.controlMappings[move].input[index], down ? "down" : "up");
 						if (!down) {
 							if ((move == INPUT_PAUSE) && (_global.pauseEnabled)) {
-								//***TODO*** g_game->toggle_game_pause();
+								_global.pauseState = _global.pauseState ? false : true;
+								updatePauseState();
 							}
 							if (move == INPUT_GRAB) {
 								if (_global.mouseGrabbed) {
@@ -4148,3 +4153,43 @@ void takeScreenshot(void) {
 	SDL_FreeSurface(surface);
 	free(pixels);
 }
+
+
+void updatePauseState(void) {
+	VideoT         *video             =  NULL;
+	VideoT         *videoTemp         =  NULL;
+
+	if (_global.pauseState) {
+		// Pause laserdisc
+		if (!_global.discStopped) {
+			if (videoIsPlaying(_global.videoHandle)) {
+				_global.wasPlayingBeforePause = true;
+				videoPause(_global.videoHandle);
+			}
+		}
+		// Pause videos
+		HASH_ITER(hh, _global.videoList, video, videoTemp) {
+			if (videoIsPlaying(video->handle)) {
+				video->wasPlayingBeforePause = true;
+				videoPause(video->handle);
+			}
+		}
+		// Pause sounds
+		Mix_Pause(-1);
+	} else {
+		// Resume laserdisc
+		if ((!_global.discStopped) && (_global.wasPlayingBeforePause)) {
+			_global.wasPlayingBeforePause = false;
+			videoPlay(_global.videoHandle);
+		}
+		// Resume videos
+		HASH_ITER(hh, _global.videoList, video, videoTemp) {
+			if (video->wasPlayingBeforePause) {
+				video->wasPlayingBeforePause = false;
+				videoPlay(video->handle);
+			}
+		}
+		// Resume laserdisc
+		Mix_Resume(-1);
+	}
+}