X-Git-Url: https://git.ucc.asn.au/?p=ipdf%2Fcode.git;a=blobdiff_plain;f=src%2Fmain.cpp;h=58188d9f78edf3e3dba5718c33163e74f2872fe2;hp=1b2073e8ac16032c13c1c2b674cd6da682852985;hb=396b22d11e8041a00b33ca874a5be3853c09d6c0;hpb=95dd47f77239fd252e0292dca21baac29513bc7b

diff --git a/src/main.cpp b/src/main.cpp
index 1b2073e..58188d9 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -2,22 +2,99 @@
 #include <unistd.h> // Because we can.
 int main(int argc, char ** argv)
 {	
+	#ifndef __STDC_IEC_559__
+       	Warn("__STDC_IEC_559__ not defined. IEEE 754 floating point not fully supported.\n");
+	#endif
+
+
+	Debug("Compiled with REAL = %d => \"%s\" sizeof(Real) == %d bytes", REAL, g_real_name[REAL], sizeof(Real));
+
 	Document doc;
 	srand(time(NULL));
-	if (argc > 1)
+
+	enum {OUTPUT_TO_BMP, LOOP} mode = LOOP;
+	
+	
+	Colour c(0,0,0,1);
+	const char * input_bmp = NULL;
+	const char * output_bmp = NULL;
+	const char * input_filename = NULL;
+	float b[4] = {0,0,1,1};
+
+	int i = 0;
+	while (++i < argc)
 	{
-		for (int i = 2; i < argc; ++i)
+		if (argv[i][0] != '-')
 		{
-			if (fork() == 0) doc.Load(argv[i]);
+			input_filename = argv[i];
+			continue;		
 		}
-		doc.Load(argv[1]);
+		switch (argv[i][1])
+		{
+			case 'o':
+				mode = OUTPUT_TO_BMP;
+				if (++i >= argc)
+					Fatal("No input argument following -o switch");
+				input_bmp = argv[i];
+				if (++i >= argc)
+					Fatal("No output argument following -o switch");
+				output_bmp = argv[i];
+
+				break;
+			case 'c':
+			{
+				Debug("Reading paint colour");
+				for (int j = 1; j <= 4; ++j)
+				{
+					if (i+j >= argc)
+						Fatal("No %d colour component following -c switch", j);
+					char * e;
+					float * comp = (j == 1) ? (&c.r) : ((j == 2) ? (&c.g) : ((j == 3) ? (&c.b) : &(c.a)));
+					*comp = strtof(argv[i+j], &e);
+					if (*e != '\0')
+						Fatal("Colour component %d not a valid float", j); 
+				}
+				i += 4;
+				break;
+			}
+			case 'b':
+			{
+				Debug("Reading view bounds");
+				for (int j = 1; j <= 4; ++j)
+				{
+					if (i+j >= argc)
+						Fatal("No %d bounds component following -b switch", j);
+					char * e;
+					b[j-1] = strtof(argv[i+j], &e);
+					if (*e != '\0')
+						Fatal("Bounds component %d not a valid float", j); 
+				}
+				i += 4;
+				break;
+			}
+		}	
+	}
+
+	if (input_filename != NULL)
+	{
+		doc.Load(input_filename);
 	}
-	else
+	else 
 	{
-		Debug("Add random object");
-		//doc.Add(RECT_FILLED, Rect(Random()*0.5, Random()*0.5, Random()*0.5, Random()*0.5));
-		doc.Add(RECT_FILLED, Rect(0.25,0.25, 0.5, 0.5));
+		for(int x = 0; x < 8; ++x)
+		{
+			for (int y = 0; y < 8; ++y)
+			{
+				doc.Add(static_cast<IPDF::ObjectType>((x^y)%3), Rect(0.2+x-4.0,0.2+y-4.0,0.6,0.6));
+			}
+		}
+		
 	}
-	MainLoop(doc);
+	Rect bounds(b[0],b[1],b[2],b[3]);
+
+	if (mode == LOOP)
+		MainLoop(doc, bounds, c);
+	else if (mode == OUTPUT_TO_BMP)
+		OverlayBMP(doc, input_bmp, output_bmp, bounds, c);
 	return 0;
 }