Add seeking with arrow buttons in visualization.

3 files changed, 31 insertions, 1 deletions

diff --git a/qmidiplayer-desktop/qmpmainwindow.cpp b/qmidiplayer-desktop/qmpmainwindow.cpp
index de15412..73724ec 100644
--- a/qmidiplayer-desktop/qmpmainwindow.cpp
+++ b/qmidiplayer-desktop/qmpmainwindow.cpp
@@ -425,7 +425,7 @@ void qmpMainWindow::on_hsTimer_sliderReleased()
 	}
 	else
 	{
-		if(stopped){ui->hsTimer->setValue(0);}return;
+		if(stopped){ui->hsTimer->setValue(0);return;}
 		player->setTCeptr(player->getStamp(ui->hsTimer->value()),ui->hsTimer->value());
 		offset=ui->hsTimer->value()/100.*player->getFtime();
 		char ts[100];
@@ -434,6 +434,30 @@ void qmpMainWindow::on_hsTimer_sliderReleased()
 	}
 }
 
+uint32_t qmpMainWindow::getPlaybackPercentage(){return ui->hsTimer->value();}
+void qmpMainWindow::playerSeek(uint32_t percentage)
+{
+	if(percentage>100)percentage=100;
+	if(percentage<0)percentage=0;
+	if(playing)
+	{
+		if(percentage==100){on_pbNext_clicked();return;}
+		player->setTCeptr(player->getStamp(percentage),percentage);
+		player->playerPanic();ui->hsTimer->setValue(percentage);
+		offset=percentage/100.*player->getFtime();
+		st=std::chrono::steady_clock::now();
+	}
+	else
+	{
+		if(stopped){ui->hsTimer->setValue(0);return;}
+		player->setTCeptr(player->getStamp(percentage),percentage);
+		offset=percentage/100.*player->getFtime();ui->hsTimer->setValue(percentage);
+		char ts[100];
+		sprintf(ts,"%02d:%02d",(int)(offset)/60,(int)(offset)%60);
+		ui->lbCurTime->setText(ts);
+	}
+}
+
 void qmpMainWindow::on_vsMasterVol_valueChanged()
 {
 	if(!stopped)player->setGain(ui->vsMasterVol->value()/250.);
diff --git a/qmidiplayer-desktop/qmpmainwindow.hpp b/qmidiplayer-desktop/qmpmainwindow.hpp
index 9fc5d14..ef07798 100644
--- a/qmidiplayer-desktop/qmpmainwindow.hpp
+++ b/qmidiplayer-desktop/qmpmainwindow.hpp
@@ -64,6 +64,8 @@ class qmpMainWindow:public QMainWindow
 		QString getFileName();
 		std::string getTitle();
 		std::wstring getWTitle();
+		uint32_t getPlaybackPercentage();
+		void playerSeek(uint32_t percentage);
 		int pharseArgs();
 		int registerVisualizationIntf(qmpVisualizationIntf* intf);
 		void unregisterVisualizationIntf(int handle);
diff --git a/qmidiplayer-desktop/qmpplugin.cpp b/qmidiplayer-desktop/qmpplugin.cpp
index 565bdf1..7d6f36e 100644
--- a/qmidiplayer-desktop/qmpplugin.cpp
+++ b/qmidiplayer-desktop/qmpplugin.cpp
@@ -128,6 +128,10 @@ uint32_t qmpPluginAPI::getMaxPolyphone()
 {return qmw&&qmw->getPlayer()?qmw->getPlayer()->getMaxPolyphone():0;}
 uint32_t qmpPluginAPI::getCurrentTimeStamp()
 {return qmw&&qmw->getPlayer()?qmw->getPlayer()->getTick():0;}
+uint32_t qmpPluginAPI::getCurrentPlaybackPercentage()
+{return qmw?qmw->getPlaybackPercentage():0;}
+void qmpPluginAPI::playerSeek(uint32_t percentage)
+{if(qmw)qmw->playerSeek(percentage);}
 double qmpPluginAPI::getPitchBend(int ch)
 {return qmw&&qmw->getPlayer()?qmw->getPlayer()->getPitchBend(ch):0;}
 bool qmpPluginAPI::getChannelMask(int ch)