CScreenSaver: add class CScreenSaver

Origin commit data
------------------
Branch: ni/coolstream
Commit: 6a23a1c36a
Author: defans <defans@bluepeercrew.us>
Date: 2014-12-29 (Mon, 29 Dec 2014)


------------------
No further description and justification available within origin commit message!

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This commit was generated by Migit

src/gui/Makefile.am

@@ -97,6 +97,7 @@ libneutrino_gui_a_SOURCES = \
 	record_setup.cpp \
 	scan.cpp \
 	scan_setup.cpp \
+	screensaver.cpp \
 	screensetup.cpp \
 	settings_manager.cpp \
 	sleeptimer.cpp \

src/gui/audioplayer.cpp

@@ -65,7 +65,7 @@
 #include <gui/widget/stringinput.h>
 #include <gui/widget/stringinput_ext.h>
 #include <gui/widget/keyboard_input.h>
-
+#include <gui/screensaver.h>
 #include "gui/pictureviewer.h"
 extern CPictureViewer * g_PicViewer;
 
@@ -172,7 +172,6 @@ CAudioPlayerGui::CAudioPlayerGui(bool inetmode)
 
 void CAudioPlayerGui::Init(void)
 {
-	stimer = 0;
 	m_selected = 0;
 	m_metainfo.clear();
 
@@ -329,8 +328,6 @@ int CAudioPlayerGui::show()
 	neutrino_msg_t      msg;
 	neutrino_msg_data_t data;
 
-	int pic_index = 0;
-
 	int ret = menu_return::RETURN_REPAINT;
 
 	// clear whole screen
@@ -378,28 +375,8 @@ int CAudioPlayerGui::show()
 		{
 			int timeout = time(NULL) - m_idletime;
 			int screensaver_timeout = g_settings.audioplayer_screensaver;
-			if (screensaver_timeout !=0 && timeout > screensaver_timeout*60 && !m_screensaver)
+			if (screensaver_timeout != 0 && timeout > screensaver_timeout*60 && !m_screensaver)
 				screensaver(true);
-
-			if (msg == NeutrinoMessages::EVT_TIMER && data == stimer) {
-				if (m_screensaver) {
-					char fname[255];
-
-					sprintf(fname, "%s/mp3-%d.jpg", DATADIR "/neutrino/icons", pic_index);
-
-					int lret = access(fname, F_OK);
-					printf("CAudioPlayerGui::show: new pic %s: %s\n", fname, lret ? "not found" : "found");
-					if (lret == 0) {
-						pic_index++;
-						videoDecoder->StopPicture();
-						videoDecoder->ShowPicture(fname);
-					} else if (pic_index) {
-						pic_index = 0;
-					}
-				} else
-					pic_index = 0;
-			}
-
 		}
 		else
 		{
@@ -2224,18 +2201,16 @@ void CAudioPlayerGui::paintLCD()
 		break;
 	}
 }
-
 void CAudioPlayerGui::screensaver(bool on)
 {
 	if (on)
 	{
 		m_screensaver = true;
-		m_frameBuffer->Clear();
-		stimer = g_RCInput->addTimer(10*1000*1000, false);
+		CScreenSaver::getInstance()->Start();
 	}
 	else
 	{
-		g_RCInput->killTimer(stimer);
+		CScreenSaver::getInstance()->Stop();
 		m_screensaver = false;
 		videoDecoder->StopPicture();
 		videoDecoder->ShowPicture(DATADIR "/neutrino/icons/mp3.jpg");

src/gui/audioplayer.h

@@ -140,7 +140,6 @@ class CAudioPlayerGui : public CMenuTarget
 	int            m_idletime;
 	bool          m_screensaver;
 	bool          m_inetmode;
-	uint32_t       stimer;
 	CComponentsDetailLine *dline;
 	CComponentsInfoBox *ibox;
 

src/gui/screensaver.cpp

@@ -0,0 +1,193 @@
+/*
+	Neutrino-GUI  -   DBoxII-Project
+
+	Copyright (C) 2001 Steffen Hehn 'McClean'
+	Homepage: http://dbox.cyberphoria.org/
+
+	Copyright (C) 2012-2013 defans@bluepeercrew.us
+
+	License: GPL
+
+	This program is free software; you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation; either version 2 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <ctype.h>
+#include <unistd.h>
+#include <dirent.h>
+#include <global.h>
+#include <neutrino.h>
+#include <pthread.h>
+#include <algorithm>    // std::sort
+#include <ctype.h>
+#include "audiomute.h"
+#include "screensaver.h"
+
+#include <video.h>
+extern cVideo * videoDecoder;
+
+
+CScreenSaver::CScreenSaver()
+{
+	thrScreenSaver 	= 0;
+	m_frameBuffer 	= CFrameBuffer::getInstance();
+	index 		= 0;
+}
+
+CScreenSaver::~CScreenSaver()
+{
+	if(thrScreenSaver)
+		pthread_cancel(thrScreenSaver);
+	thrScreenSaver = 0;
+}
+
+
+CScreenSaver* CScreenSaver::getInstance()
+{
+	static CScreenSaver * screenSaver = NULL;
+	if (!screenSaver)
+		screenSaver = new CScreenSaver();
+
+	return screenSaver;
+}
+
+
+void CScreenSaver::Start()
+{
+	CAudioMute::getInstance()->enableMuteIcon(false);
+
+	if(!thrScreenSaver)
+	{
+		//printf("[%s] %s: starting thread\n", __FILE__, __FUNCTION__);
+		pthread_create(&thrScreenSaver, NULL, ScreenSaverPrg, (void*) this);
+		pthread_detach(thrScreenSaver);
+	}
+
+}
+
+void CScreenSaver::Stop()
+{
+	if(thrScreenSaver)
+	{
+		pthread_cancel(thrScreenSaver);
+		thrScreenSaver = 0;
+	}
+
+	if(thrScreenSaver)
+		pthread_cancel(thrScreenSaver);
+	thrScreenSaver = 0;
+
+	CAudioMute::getInstance()->enableMuteIcon(true);
+}
+
+void* CScreenSaver::ScreenSaverPrg(void* arg)
+{
+	pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, 0);
+	pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, 0);
+
+	CScreenSaver * PScreenSaver = static_cast<CScreenSaver*>(arg);
+
+	PScreenSaver->ReadDir(); //TODO kill Screensaver if false
+	PScreenSaver->m_frameBuffer->Clear();
+
+	while(1)
+	{
+		PScreenSaver->PaintPicture();
+		sleep(10);
+	}
+	return 0;
+}
+
+bool CScreenSaver::ReadDir()
+{
+	char* dir_name = (char *) g_settings.screensaver_dir.c_str();
+	struct dirent *dirpointer;
+	DIR *dir;
+	char curr_ext[5];
+	int curr_lenght;
+	char* p;
+	bool ret = false;
+
+	v_bg_files.clear();
+
+	/* open dir */
+	if((dir=opendir(dir_name)) == NULL) {
+		fprintf(stderr,"[CScreenSaver] Error opendir ...\n");
+		return ret;
+	}
+
+	/* read complete dir */
+	while((dirpointer=readdir(dir)) != NULL)
+	{
+		curr_lenght = strlen((*dirpointer).d_name);
+		string str = dir_name;
+//		printf("%d\n",curr_lenght);
+		if(curr_lenght > 4)
+		{
+			strncpy(curr_ext,(*dirpointer).d_name+(curr_lenght-4),5);
+
+			for (p = curr_ext; *p; ++p)
+				*p = (char)tolower(*p);
+//			printf("%s\n",curr_ext);
+
+			if((strcmp(".jpg",curr_ext))
+				//|| (strcmp(".png",curr_ext))
+				//|| (strcmp(".bmp",curr_ext))
+			)
+			continue;
+
+			str += "/";
+			str += (*dirpointer).d_name;
+			v_bg_files.push_back(str);
+		}
+	}
+
+	sort(v_bg_files.begin(), v_bg_files.end());
+
+	/* close pointer */
+	if(closedir(dir) == -1)
+		printf("[CScreenSaver] Error no closed %s\n", dir_name);
+
+	if(!v_bg_files.empty())
+		ret = true;
+	else
+		printf("[CScreenSaver] no picture found\n");
+
+	return ret;
+}
+
+
+void CScreenSaver::PaintPicture()
+{
+	if(v_bg_files.empty())
+		return;
+
+	if( (index >= v_bg_files.size()) || (access(v_bg_files.at(index).c_str(), F_OK)) )
+	{
+		ReadDir();
+		index = 0;
+		return;
+	}
+
+	printf("[CScreenSaver] ShowPicture: %s\n", v_bg_files.at(index).c_str());
+	videoDecoder->StopPicture();
+	videoDecoder->ShowPicture(v_bg_files.at(index).c_str());
+	index++;
+
+	if(index ==  v_bg_files.size())
+		index = 0;
+}

src/gui/screensaver.h

@@ -0,0 +1,55 @@
+/*
+	Neutrino-GUI  -   DBoxII-Project
+
+	Copyright (C) 2001 Steffen Hehn 'McClean'
+	Homepage: http://dbox.cyberphoria.org/
+
+	Copyright (C) 2012-2013 defans@bluepeercrew.us
+
+	License: GPL
+
+	This program is free software; you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation; either version 2 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef __CSCREENSAVER_H__
+#define __CSCREENSAVER_H__
+
+#include <driver/framebuffer.h>
+#include <vector>
+#include <string>
+
+using namespace std;
+
+class CScreenSaver
+{
+	private:
+		CFrameBuffer 	*m_frameBuffer;
+		pthread_t	thrScreenSaver;
+		static void*	ScreenSaverPrg(void *arg);
+		vector<string> 	v_bg_files;
+		unsigned int 	index;
+
+		bool ReadDir();
+		void PaintPicture();
+
+	public:
+		CScreenSaver();
+		~CScreenSaver();
+		static CScreenSaver* getInstance();
+
+		void Start();
+		void Stop();
+};
+
+#endif // __CSCREENSAVER_H__