initial program check in

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@1045 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/add-ons/translators/tgatranslator/TGAMain.cpp

@@ -0,0 +1,102 @@
+/*****************************************************************************/
+// TGATranslator
+//
+// Version: 1.0.0 Beta
+//
+// This translator opens and writes TGA files.
+//
+//
+// This application and all source files used in its construction, except 
+// where noted, are licensed under the MIT License, and have been written 
+// and are:
+//
+// Copyright (c) 2002 OpenBeOS Project
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the "Software"),
+// to deal in the Software without restriction, including without limitation
+// the rights to use, copy, modify, merge, publish, distribute, sublicense, 
+// and/or sell copies of the Software, and to permit persons to whom the 
+// Software is furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included 
+// in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 
+// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+// DEALINGS IN THE SOFTWARE.
+/*****************************************************************************/
+
+#include <Application.h>
+#include <Screen.h>
+#include <Alert.h>
+#include "TGATranslator.h"
+#include "TGAWindow.h"
+#include "TGAView.h"
+
+// ---------------------------------------------------------------
+// main
+//
+// Creates a BWindow for displaying info about the TGATranslator
+//
+// Preconditions:
+//
+// Parameters:
+//
+// Postconditions:
+//
+// Returns:
+// ---------------------------------------------------------------
+int
+main()
+{
+	BApplication app("application/x-vnd.obos-tga-translator");
+	TGATranslator *ptranslator = new TGATranslator;
+	BView *view = NULL;
+	BRect rect(0, 0, 225, 175);
+	if (ptranslator->MakeConfigurationView(NULL, &view, &rect)) {
+		BAlert *err = new BAlert("Error",
+			"Unable to create the TGATranslator view.", "OK");
+		err->Go();
+		return 1;
+	}
+	// release the translator even though I never really used it anyway
+	ptranslator->Release();
+	ptranslator = NULL;
+
+	TGAWindow *wnd = new TGAWindow(rect);
+	view->ResizeTo(rect.Width(), rect.Height());
+	wnd->AddChild(view);
+	BPoint wndpt = B_ORIGIN;
+	{
+		BScreen scrn;
+		BRect frame = scrn.Frame();
+		frame.InsetBy(10, 23);
+		// if the point is outside of the screen frame,
+		// use the mouse location to find a better point
+		if (!frame.Contains(wndpt)) {
+			uint32 dummy;
+			view->GetMouse(&wndpt, &dummy, false);
+			wndpt.x -= rect.Width() / 2;
+			wndpt.y -= rect.Height() / 2;
+			// clamp location to screen
+			if (wndpt.x < frame.left)
+				wndpt.x = frame.left;
+			if (wndpt.y < frame.top)
+				wndpt.y = frame.top;
+			if (wndpt.x > frame.right)
+				wndpt.x = frame.right;
+			if (wndpt.y > frame.bottom)
+				wndpt.y = frame.bottom;
+		}
+	}
+	wnd->MoveTo(wndpt);
+	wnd->Show();
+	app.Run();
+
+	return 0;
+}

src/add-ons/translators/tgatranslator/TGATranslator.h

@@ -0,0 +1,180 @@
+/*****************************************************************************/
+// TGATranslator
+// TGATranslator.h
+//
+// This BTranslator based object is for opening and writing TGA files.
+//
+//
+// Copyright (c) 2002 OpenBeOS Project
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the "Software"),
+// to deal in the Software without restriction, including without limitation
+// the rights to use, copy, modify, merge, publish, distribute, sublicense, 
+// and/or sell copies of the Software, and to permit persons to whom the 
+// Software is furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included 
+// in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 
+// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+// DEALINGS IN THE SOFTWARE.
+/*****************************************************************************/
+
+#ifndef TGA_TRANSLATOR_H
+#define TGA_TRANSLATOR_H
+
+#include <Translator.h>
+#include <TranslatorFormats.h>
+#include <TranslationDefs.h>
+#include <GraphicsDefs.h>
+#include <InterfaceDefs.h>
+#include <DataIO.h>
+#include <ByteOrder.h>
+
+#define TGA_TRANSLATOR_VERSION 100
+#define TGA_IN_QUALITY 1.0
+	// high in quality becuase this code supports all TGA features
+#define TGA_IN_CAPABILITY 0.8
+	// high in capability because this code opens basically all TGAs
+#define TGA_OUT_QUALITY 1.0
+	// high out quality because this code outputs fully standard TGAs
+#define TGA_OUT_CAPABILITY 0.5
+	// medium out capability because RLE compression is not an option
+
+#define BBT_IN_QUALITY 0.6
+	// medium in quality because only most common features are supported
+#define BBT_IN_CAPABILITY 0.8
+	// high in capability because most variations are supported
+#define BBT_OUT_QUALITY 0.6
+	// medium out quality because only most common features are supported
+#define BBT_OUT_CAPABILITY 0.8
+	// high out capability because most variations are supported
+
+// TGA files are stored in the Intel byte order :)
+struct TGAFileHeader {
+	uint8 idlength;				// Number of bytes in the Image ID field
+	uint8 colormaptype;
+		// 0	Has NO color-map (palette)
+		// 1	Has color-map (palette)
+		
+	uint8 imagetype;
+		// 0	No Image Data Included
+		// 1	Uncompressed, Color-mapped image
+		// 2	Uncompressed, True-color image
+		// 3	Uncompressed, Black-and-white (Greyscale?) image
+		// 9	Run-length encoded, Color-mapped image
+		// 10	Run-length encoded, True-color image
+		// 11	Run-length encoded, Black-and-white (Greyscale?) image
+};
+
+#define TGA_NO_COLORMAP			0
+#define TGA_COLORMAP			1
+
+#define TGA_NO_IMAGE_DATA		0
+
+#define TGA_NOCOMP_COLORMAP		1
+#define TGA_NOCOMP_TRUECOLOR	2
+#define TGA_NOCOMP_BW			3
+
+#define TGA_RLE_COLORMAP		9
+#define TGA_RLE_TRUECOLOR		10
+#define TGA_RLE_BW				11
+
+// Information about the color map (palette)
+// these bytes are always present, but are zero if no color map
+// is present
+struct TGAColorMapSpec {
+	uint16 firstentry;		// first useful entry in the color map
+	uint16 length;			// number of color map entries
+	uint8 entrysize;		// number of bits per entry
+};
+
+// Information about the image data
+struct TGAImageSpec {
+	uint16 xorigin;
+	uint16 yorigin;
+	uint16 width;
+	uint16 height;
+	uint8 depth;			// pixel depth includes alpha!
+	uint8 descriptor;
+		// bits 3-0: number of attribute bits per pixel
+		// bits 5&4: order pixels are drawn to the screen
+			// Screen Dest of 		Image Origin
+			// first pixel			bit 5	bit 4
+			//////////////////////////////////////////
+			// bottom left			0		0
+			// bottom right			0		1
+			// top left				1		0
+			// top right			1		1
+		// bits 7&6: must be zero
+};
+
+#define TGA_ORIGIN_VERT_BIT	0x20
+#define TGA_ORIGIN_BOTTOM	0
+#define TGA_ORIGIN_TOP		1
+
+#define TGA_ORIGIN_HORZ_BIT	0x10
+#define TGA_ORIGIN_LEFT		0
+#define TGA_ORIGIN_RIGHT	1
+
+#define TGA_HEADERS_SIZE 18
+
+class TGATranslator : public BTranslator {
+public:
+	TGATranslator();
+	
+	virtual const char *TranslatorName() const;
+		// returns the short name of the translator
+		
+	virtual const char *TranslatorInfo() const;
+		// returns a verbose name/description for the translator
+	
+	virtual int32 TranslatorVersion() const;
+		// returns the version of the translator
+
+	virtual const translation_format *InputFormats(int32 *out_count)
+		const;
+		// returns the input formats and the count of input formats
+		// that this translator supports
+		
+	virtual const translation_format *OutputFormats(int32 *out_count)
+		const;
+		// returns the output formats and the count of output formats
+		// that this translator supports
+
+	virtual status_t Identify(BPositionIO *inSource,
+		const translation_format *inFormat, BMessage *ioExtension,
+		translator_info *outInfo, uint32 outType);
+		// determines whether or not this translator can convert the
+		// data in inSource to the type outType
+
+	virtual status_t Translate(BPositionIO *inSource,
+		const translator_info *inInfo, BMessage *ioExtension,
+		uint32 outType, BPositionIO *outDestination);
+		// this function is the whole point of the Translation Kit,
+		// it translates the data in inSource to outDestination
+		// using the format outType
+		
+	virtual status_t MakeConfigurationView(BMessage *ioExtension,
+		BView **outView, BRect *outExtent);
+		// creates and returns the view for displaying information
+		// about this translator
+
+protected:
+	virtual ~TGATranslator();
+		// this is protected because the object is deleted by the
+		// Release() function instead of being deleted directly by
+		// the user
+		
+private:
+	char fName[30];
+	char fInfo[100];
+};
+
+#endif // #ifndef TGA_TRANSLATOR_H

src/add-ons/translators/tgatranslator/TGAView.cpp

@@ -0,0 +1,118 @@
+/*****************************************************************************/
+// TGAView
+// TGAView.cpp
+//
+// This BView based object displays information about the TGATranslator.
+//
+//
+// Copyright (c) 2002 OpenBeOS Project
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the "Software"),
+// to deal in the Software without restriction, including without limitation
+// the rights to use, copy, modify, merge, publish, distribute, sublicense, 
+// and/or sell copies of the Software, and to permit persons to whom the 
+// Software is furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included 
+// in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 
+// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+// DEALINGS IN THE SOFTWARE.
+/*****************************************************************************/
+
+#include <stdio.h>
+#include <string.h>
+#include "TGAView.h"
+#include "TGATranslator.h"
+
+// ---------------------------------------------------------------
+// Constructor
+//
+// Sets up the view settings
+//
+// Preconditions:
+//
+// Parameters:
+//
+// Postconditions:
+//
+// Returns:
+// ---------------------------------------------------------------
+TGAView::TGAView(const BRect &frame, const char *name,
+	uint32 resize, uint32 flags)
+	:	BView(frame, name, resize, flags)
+{
+	SetViewColor(220,220,220,0);
+}
+
+// ---------------------------------------------------------------
+// Destructor
+//
+// Does nothing
+//
+// Preconditions:
+//
+// Parameters:
+//
+// Postconditions:
+//
+// Returns:
+// ---------------------------------------------------------------
+TGAView::~TGAView()
+{
+}
+
+// ---------------------------------------------------------------
+// Draw
+//
+// Draws information about the TGATranslator to this view.
+//
+// Preconditions:
+//
+// Parameters: area,	not used
+//
+// Postconditions:
+//
+// Returns:
+// ---------------------------------------------------------------
+void
+TGAView::Draw(BRect area)
+{
+	SetFont(be_bold_font);
+	font_height fh;
+	GetFontHeight(&fh);
+	float xbold, ybold;
+	xbold = fh.descent + 1;
+	ybold = fh.ascent + fh.descent * 2 + fh.leading;
+	
+	char title[] = "OpenBeOS TGA Image Translator";
+	DrawString(title, BPoint(xbold, ybold));
+	
+	SetFont(be_plain_font);
+	font_height plainh;
+	GetFontHeight(&plainh);
+	float yplain;
+	yplain = plainh.ascent + plainh.descent * 2 + plainh.leading;
+	
+	char detail[100];
+	sprintf(detail, "Version %d.%d.%d %s",
+		TGA_TRANSLATOR_VERSION / 100, (TGA_TRANSLATOR_VERSION / 10) % 10,
+		TGA_TRANSLATOR_VERSION % 10, __DATE__);
+	DrawString(detail, BPoint(xbold, yplain + ybold));
+/*	char copyright[] = "© 2002 OpenBeOS Project";
+	DrawString(copyright, BPoint(xbold, yplain * 2 + ybold));
+	
+	char becopyright[] = "Portions Copyright 1991-1999, Be Incorporated.";
+	DrawString(becopyright, BPoint(xbold, yplain * 4 + ybold));
+	char allrights[] = "All rights reserved.";
+	DrawString(allrights, BPoint(xbold, yplain * 5 + ybold));
+*/	
+	char writtenby[] = "Written by the OBOS Translation Kit Team";
+	DrawString(writtenby, BPoint(xbold, yplain * 7 + ybold));
+}

src/add-ons/translators/tgatranslator/TGAView.h

@@ -0,0 +1,49 @@
+/*****************************************************************************/
+// TGAView
+// TGAView.h
+//
+// This BView based object displays information about the TGATranslator.
+//
+//
+// Copyright (c) 2002 OpenBeOS Project
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the "Software"),
+// to deal in the Software without restriction, including without limitation
+// the rights to use, copy, modify, merge, publish, distribute, sublicense, 
+// and/or sell copies of the Software, and to permit persons to whom the 
+// Software is furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included 
+// in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 
+// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+// DEALINGS IN THE SOFTWARE.
+/*****************************************************************************/
+
+#ifndef TGAVIEW_H
+#define TGAVIEW_H
+
+#include <View.h>
+#include <MenuField.h>
+#include <MenuItem.h>
+
+class TGAView : public BView {
+public:
+	TGAView(const BRect &frame, const char *name, uint32 resize,
+		uint32 flags);
+		// sets up the view
+		
+	~TGAView();
+		// does nothing
+
+	virtual	void Draw(BRect area);
+		// draws information about the TGATranslator
+};
+
+#endif // #ifndef TGAVIEW_H

src/add-ons/translators/tgatranslator/TGAWindow.cpp

@@ -0,0 +1,67 @@
+/*****************************************************************************/
+// TGAWindow
+// TGAWindow.cpp
+//
+// This BWindow based object is used to hold the TGAView object when the
+// user runs the TGATranslator as an application.
+//
+//
+// Copyright (c) 2002 OpenBeOS Project
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the "Software"),
+// to deal in the Software without restriction, including without limitation
+// the rights to use, copy, modify, merge, publish, distribute, sublicense, 
+// and/or sell copies of the Software, and to permit persons to whom the 
+// Software is furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included 
+// in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 
+// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+// DEALINGS IN THE SOFTWARE.
+/*****************************************************************************/
+
+#include "TGAWindow.h"
+
+// ---------------------------------------------------------------
+// Constructor
+//
+// Sets up the BWindow for holding a TGAView
+//
+// Preconditions:
+//
+// Parameters: area,	The bounds of the window
+//
+// Postconditions:
+//
+// Returns:
+// ---------------------------------------------------------------
+TGAWindow::TGAWindow(BRect area)
+	:	BWindow(area, "TGATranslator", B_TITLED_WINDOW,
+			B_NOT_RESIZABLE | B_NOT_ZOOMABLE)
+{
+}
+
+// ---------------------------------------------------------------
+// Destructor
+//
+// Posts a quit message so that the application is close properly
+//
+// Preconditions:
+//
+// Parameters:
+//
+// Postconditions:
+//
+// Returns:
+// ---------------------------------------------------------------
+TGAWindow::~TGAWindow()
+{
+	be_app->PostMessage(B_QUIT_REQUESTED);
+}

src/add-ons/translators/tgatranslator/TGAWindow.h

@@ -0,0 +1,46 @@
+/*****************************************************************************/
+// TGAWindow
+// TGAWindow.h
+//
+// This BWindow based object is used to hold the TGAView object when the
+// user runs the TGATranslator as an application.
+//
+//
+// Copyright (c) 2002 OpenBeOS Project
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the "Software"),
+// to deal in the Software without restriction, including without limitation
+// the rights to use, copy, modify, merge, publish, distribute, sublicense, 
+// and/or sell copies of the Software, and to permit persons to whom the 
+// Software is furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included 
+// in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 
+// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+// DEALINGS IN THE SOFTWARE.
+/*****************************************************************************/
+
+#ifndef TGAWINDOW_H
+#define TGAWINDOW_H
+
+#include <Application.h>
+#include <Window.h>
+#include <View.h>
+
+class TGAWindow : public BWindow {
+public:
+	TGAWindow(BRect area);
+		// Sets up a BWindow with bounds area
+		
+	~TGAWindow();
+		// Posts a quit message so that the application closes properly
+};
+
+#endif