From aa8a1c7de01b846bc6a273105b357cdcb4f8671f Mon Sep 17 00:00:00 2001
From: Sacha <xsacha@gmail.com>
Date: Thu, 13 Dec 2012 16:38:33 +1000
Subject: [PATCH] Symbian support. Add new Qt frontend. Can be used by any
 platform. Currently used by Symbian.

---
 base/QtMain.cpp | 58 +++++++++++++++++++++++++++++++++
 base/QtMain.h   | 87 +++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 145 insertions(+)
 create mode 100644 base/QtMain.cpp
 create mode 100644 base/QtMain.h

diff --git a/base/QtMain.cpp b/base/QtMain.cpp
new file mode 100644
index 0000000000..64acc52bd6
--- /dev/null
+++ b/base/QtMain.cpp
@@ -0,0 +1,58 @@
+/*
+ * Copyright (c) 2012 Sacha Refshauge
+ *
+ */
+// Qt implementation of the framework.
+// Currently supports: Symbian
+
+#include <QtGui/QApplication>
+#include <QUrl>
+#include <QDesktopWidget>
+#include <QDesktopServices>
+
+#ifdef __SYMBIAN32__
+#include <AknAppUi.h>
+#endif
+#include "QtMain.h"
+
+void LaunchBrowser(const char *url)
+{
+	QDesktopServices::openUrl(QUrl(url));
+}
+
+int main(int argc, char *argv[])
+{
+	QApplication a(argc, argv);
+	// Lock orientation to landscape on Symbian
+#ifdef __SYMBIAN32__
+	QT_TRAP_THROWING(dynamic_cast<CAknAppUi*>(CEikonEnv::Static()->AppUi())->SetOrientationL(CAknAppUi::EAppUiOrientationLandscape));
+#endif
+	net::Init();
+	QSize res = QApplication::desktop()->screenGeometry().size();
+	if (res.width() < res.height())
+		res.transpose();
+	pixel_xres = res.width();
+	pixel_yres = res.height();
+	// Calculate DPI from TWIPS on Symbian
+#ifdef __SYMBIAN32__
+	TSize sizeTwips = CEikonEnv::Static()->ScreenDevice()->SizeInTwips();
+	float dpi = sqrt((float)(pixel_xres*pixel_xres + pixel_yres*pixel_yres))
+		/ (sqrt((float)(sizeTwips.iHeight*sizeTwips.iHeight + sizeTwips.iWidth*sizeTwips.iWidth)) / KTwipsPerInch);
+	float dpi_scale = dpi / 170.0f;
+#endif
+	dp_xres = (int)(pixel_xres * dpi_scale); dp_yres = (int)(pixel_yres * dpi_scale);
+	NativeInit(argc, (const char **)argv,
+#ifdef __SYMBIAN32__
+			   "E:/PPSSPP/", "E:", "BADCOFFEE");
+#else
+			   "./","/tmp","BADCOFFEE");
+#endif
+	MainUI w;
+	w.resize(pixel_xres, pixel_yres);
+	w.showFullScreen();
+	int ret = a.exec();
+	NativeShutdown();
+	net::Shutdown();
+	return ret;
+}
+
diff --git a/base/QtMain.h b/base/QtMain.h
new file mode 100644
index 0000000000..96365208ff
--- /dev/null
+++ b/base/QtMain.h
@@ -0,0 +1,87 @@
+#ifndef SYMBIANMAIN_H
+#define SYMBIANMAIN_H
+
+#include <QTouchEvent>
+#include <QGLWidget>
+
+#include <math.h>
+#include <locale.h>
+
+#include "base/display.h"
+#include "base/logging.h"
+#include "base/timeutil.h"
+#include "gfx_es2/glsl_program.h"
+#include "file/zip_read.h"
+#include "input/input_state.h"
+#include "base/NativeApp.h"
+#include "net/resolve.h"
+#include "display.h"
+
+class MainUI : public QGLWidget
+{
+	Q_OBJECT
+public:
+	explicit MainUI(float scale, QWidget *parent = 0):
+		QGLWidget(parent), dpi_scale(scale)
+	{
+		setAttribute(Qt::WA_AcceptTouchEvents);
+	}
+	~MainUI() {
+		NativeShutdownGraphics();
+	}
+
+protected:
+	bool event(QEvent *e)
+	{
+		QList<QTouchEvent::TouchPoint> touchPoints;
+		switch(e->type())
+		{
+		case QEvent::TouchBegin:
+		case QEvent::TouchUpdate:
+		case QEvent::TouchEnd:
+			touchPoints = static_cast<QTouchEvent *>(e)->touchPoints();
+			foreach (const QTouchEvent::TouchPoint &touchPoint, touchPoints) {
+				switch (touchPoint.state()) {
+				case Qt::TouchPointStationary:
+					break;
+				case Qt::TouchPointPressed:
+				case Qt::TouchPointReleased:
+					input_state.pointer_down[touchPoint.id()] = (touchPoint.state() == Qt::TouchPointPressed);
+				case Qt::TouchPointMoved:
+					input_state.pointer_x[touchPoint.id()] = touchPoint.pos().x() * dpi_scale;
+					input_state.pointer_y[touchPoint.id()] = touchPoint.pos().y() * dpi_scale;
+					break;
+				default:
+					break;
+				}
+			}
+			break;
+		default:
+			return QWidget::event(e);
+		}
+		e->accept();
+		return true;
+	}
+
+	void initializeGL()
+	{
+		NativeInitGraphics();
+	}
+
+	void paintGL()
+	{
+		UpdateInputState(&input_state);
+		NativeUpdate(input_state);
+		EndInputState(&input_state);
+		NativeRender();
+
+		update();
+	}
+
+private:
+	InputState input_state;
+	float dpi_scale;
+};
+
+#endif
+