New file : PalmOS renderer, updated 'buffered' now use PalmAPI only

svn-id: r13890

1 files changed, 207 insertions, 0 deletions

diff --git a/backends/PalmOS/Src/palmrdr.cpp b/backends/PalmOS/Src/palmrdr.cpp
new file mode 100644
index 0000000000..6a31a64087
--- /dev/null
+++ b/backends/PalmOS/Src/palmrdr.cpp
@@ -0,0 +1,207 @@
+/* ScummVM - Scumm Interpreter
+ * Copyright (C) 2001  Ludvig Strigeus
+ * Copyright (C) 2001-2004 The ScummVM project
+ *
+ * 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, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *
+ * $Header$
+ *
+ */
+#include "stdafx.h"
+#include "palm.h"
+
+#include "vibrate.h"
+#include "shared.h"
+
+#ifndef DISABLE_TAPWAVE
+// Tapwave code will come here
+#endif
+
+void OSystem_PALMOS::set_shake_pos(int shake_pos) {
+	_new_shake_pos = shake_pos;
+	
+	if (shake_pos == 0 && _vibrate) {
+		Boolean active = false;
+		HwrVibrateAttributes(1, kHwrVibrateActive, &active);
+	}
+}
+
+#ifndef DISABLE_TAPWAVE
+// Tapwave code will come here
+#endif
+
+void OSystem_PALMOS::updateScreen__wide_portrait() {
+	UInt8 *dst = _screenP + _screenOffset.y;
+	UInt8 *src1 = _offScreenP + WIDE_PITCH - 1;
+
+#ifndef DISABLE_ARM
+	if (OPTIONS_TST(kOptDeviceARM)) {
+		OSysWideType userData = { dst, src1 };
+		_PnoCall(&_arm[PNO_WIDE].pnoDesc, &userData);
+		
+#ifdef DEBUG_ARM
+	} else if (OPTIONS_TST(kOptDeviceProcX86)) {
+		DataOSysWideType userData = { kOSysWidePortrait, dst, src1 };
+		UInt32 result = PceNativeCall((NativeFuncType*)"ARMlet.dll\0ARMlet_Main", &userData);		
+#endif
+
+	} else
+#endif	
+	{
+		Coord x, y;
+		UInt8 *src2 = src1;
+
+		for (x = 0; x < WIDE_HALF_WIDTH; x++) {
+			for (y = 0; y < WIDE_HALF_HEIGHT; y++) {
+				*dst++ = *src1;
+				src1 += WIDE_PITCH;
+				*dst++ = *src1;
+				*dst++ = *src1;
+				src1 += WIDE_PITCH;
+			}
+			src1 = --src2;
+			dst += 20; // we draw 200pix scaled to 1.5 = 300, screen width=320, so next is 20
+
+			for (y = 0; y < WIDE_HALF_HEIGHT; y++) {
+				*dst++ = *src1;
+				src1 += WIDE_PITCH;
+				*dst++ = *src1;
+				*dst++ = *src1;
+				src1 += WIDE_PITCH;
+			}
+			src1 = --src2;
+			dst += 20;
+
+			MemMove(dst, dst - WIDE_PITCH, 300);	// 300 = 200 x 1.5
+			dst += WIDE_PITCH;
+		}
+	}
+
+	WinScreenUnlock();
+	_screenP = WinScreenLock(winLockCopy) + _screenOffset.addr;
+}
+
+void OSystem_PALMOS::updateScreen__wide_landscape() {
+	UInt8 *dst = _screenP;
+	UInt8 *src = _offScreenP;
+
+#ifndef DISABLE_ARM
+	if (OPTIONS_TST(kOptDeviceARM)) {
+		OSysWideType userData = { dst, src };
+		_PnoCall(&_arm[PNO_WIDE].pnoDesc, &userData);
+
+#ifdef DEBUG_ARM
+	} else if (OPTIONS_TST(kOptDeviceProcX86)) {
+		DataOSysWideType userData = { kOSysWideLandscape, dst, src };
+		UInt32 result = PceNativeCall((NativeFuncType*)"ARMlet.dll\0ARMlet_Main", &userData);		
+#endif
+	} else
+#endif	
+	{
+		Coord x, y;
+
+		for (y = 0; y < WIDE_HALF_HEIGHT; y++) {
+			// draw 2 lines
+			for (x = 0; x < WIDE_FULL_WIDTH; x++) {
+				*dst++ = *src++;
+				*dst++ = *src;
+				*dst++ = *src++;
+			}
+			// copy the second to the next line
+			MemMove(dst, dst - 480, 480);
+			dst += 480;
+		}
+	}
+
+	WinScreenUnlock();
+	_screenP = WinScreenLock(winLockCopy) + _screenOffset.addr;
+}
+
+void OSystem_PALMOS::updateScreen__flipping() {
+	RectangleType r, dummy;
+	Boolean shaked = false;
+
+	// shake screen
+	if (_current_shake_pos != _new_shake_pos) {
+		RctSetRectangle(&r, _screenOffset.x, _screenOffset.y - _new_shake_pos, _screenWidth, _screenHeight + (_new_shake_pos << 2));
+
+		if (_useHRmode)
+			HRWinScrollRectangle(gVars->HRrefNum, &r, winDown, _new_shake_pos, &dummy);
+		else
+			WinScrollRectangle(&r, winDown, _new_shake_pos, &dummy);
+
+		if (_vibrate) {
+			Boolean active = (_new_shake_pos >= 3);
+			HwrVibrateAttributes(1, kHwrVibrateActive, &active);
+		}
+
+		_current_shake_pos = _new_shake_pos;
+		shaked = true;
+	}
+
+	// update screen
+	WinScreenUnlock();
+	_offScreenP = WinScreenLock(winLockCopy) + _screenOffset.addr;
+	_screenP = _offScreenP;
+
+	if (shaked) {
+		if (_useHRmode)
+			HRWinScrollRectangle(gVars->HRrefNum, &r, winUp, _new_shake_pos, &dummy);
+		else
+			WinScrollRectangle(&r, winUp, _new_shake_pos, &dummy);
+	}
+
+}
+
+void OSystem_PALMOS::updateScreen__buffered() {
+	RectangleType r;
+
+	// shake screen
+	if (_current_shake_pos != _new_shake_pos) {
+		if (_new_shake_pos != 0) {
+			RctSetRectangle(&r, _screenOffset.x, _screenOffset.y + _screenHeight, _screenWidth, _new_shake_pos);
+
+			if (OPTIONS_TST(kOptModeHiDensity))
+				WinCopyRectangle(_screenH, _screenH, &r, _screenOffset.x, _screenOffset.y, winPaint);
+			else
+				HRWinCopyRectangle(gVars->HRrefNum, _screenH, _screenH, &r, _screenOffset.x, _screenOffset.y, winPaint);
+		}
+
+		if (_vibrate) {
+			Boolean active = (_new_shake_pos >= 3);
+			HwrVibrateAttributes(1, kHwrVibrateActive, &active);
+		}
+
+		_current_shake_pos = _new_shake_pos;
+	}
+
+	// update screen
+	RctSetRectangle(&r, 0, 0, _screenWidth, _screenHeight - _current_shake_pos);
+
+	if (OPTIONS_TST(kOptModeHiDensity))
+		WinCopyRectangle(_offScreenH, _screenH, &r, _screenOffset.x, _screenOffset.y + _current_shake_pos, winPaint);
+	else
+		HRWinCopyRectangle(gVars->HRrefNum, _offScreenH, _screenH, &r, _screenOffset.x, _screenOffset.y + _current_shake_pos, winPaint);
+}
+
+void OSystem_PALMOS::updateScreen__direct() {
+	if (_current_shake_pos != _new_shake_pos) {
+		if (_vibrate) {
+			Boolean active = (_new_shake_pos >= 3);
+			HwrVibrateAttributes(1, kHwrVibrateActive, &active);
+		}	
+		_current_shake_pos = _new_shake_pos;
+	}
+}
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