FULLPIPE: Bitmap loading

scummvm · Sep 6, 2013 · f18e318 · f18e318
1 parent c2103bb
commit f18e318
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Showing 4 changed files with 73 additions and 5 deletions.
diff --git a/engines/fullpipe/gfx.cpp b/engines/fullpipe/gfx.cpp
@@ -24,8 +24,24 @@
 
 #include "fullpipe/objects.h"
 
+#include "common/memstream.h"
+
 namespace Fullpipe {
 
+void Bitmap::load(Common::ReadStream *s) {
+	x = s->readUint32LE();
+	y = s->readUint32LE();
+	width = s->readUint32LE();
+	height = s->readUint32LE();
+	s->readUint32LE(); // pixels
+	type = s->readUint32LE();
+	field_18 = s->readUint32LE();
+	flags = s->readUint32LE();
+
+	debug(9, "x: %d y: %d w: %d h: %d", x, y, width, height);
+	debug(9, "type: %d field_18: %d flags: 0x%x", type, field_18, flags);
+}
+
 Background::Background() {
 	_x = 0;
 	_y = 0;
@@ -227,6 +243,27 @@ void Picture::setAOIDs() {
 	warning("STUB: Picture::setAOIDs()");
 }
 
+void Picture::init() {
+	_bitmap = new Bitmap();
+
+	getDibInfo();
+
+	_bitmap->flags |= 0x1000000;
+}
+
+void Picture::getDibInfo() {
+	int off = _dataSize & ~0xf;
+
+	if (_dataSize != off) {
+		warning("Uneven data size: 0x%x", _dataSize);
+	}
+
+	Common::MemoryReadStream *s = new Common::MemoryReadStream(_data + off, 32);
+
+	_bitmap->load(s);
+	_bitmap->pixels = _data;
+}
+
 BigPicture::BigPicture() {
 }
 

diff --git a/engines/fullpipe/gfx.h b/engines/fullpipe/gfx.h
@@ -23,12 +23,27 @@
 #ifndef FULLPIPE_GFX_H
 #define FULLPIPE_GFX_H
 
+class Common::ReadStream;
+
 namespace Fullpipe {
 
 class ShadowsItemArray : public CObArray {
 	// empty
 };
 
+struct Bitmap {
+	int x;
+	int y;
+	int width;
+	int height;
+	byte *pixels;
+	int type;
+	int field_18;
+	int flags;
+
+	void load(Common::ReadStream *s);
+};
+
 class Picture : public MemoryObject {
 	friend class Movement;
 
@@ -39,7 +54,7 @@ class Picture : public MemoryObject {
 	int _field_44;
 	int _width;
 	int _height;
-	int _bitmap;
+	Bitmap *_bitmap;
 	int _field_54;
 	MemoryObject2 *_memoryObject2;
 	int _alpha;
@@ -49,6 +64,8 @@ class Picture : public MemoryObject {
 	Picture();
 	virtual bool load(MfcArchive &file);
 	void setAOIDs();
+	void init();
+	void getDibInfo();
 };
 
 class BigPicture : public Picture {

diff --git a/engines/fullpipe/utils.cpp b/engines/fullpipe/utils.cpp
@@ -134,15 +134,27 @@ void MemoryObject::loadFile(char *filename) {
 		if (s) {
 			assert(s->size() > 0);
 
-			debug(0, "Loading %s", filename);
-			_data = calloc(s->size(), 1);
-			s->read(_data, s->size());
+			_dataSize = s->size();
+
+			debug(0, "Loading %s (%d bytes)", filename, _dataSize);
+			_data = (byte *)calloc(_dataSize, 1);
+			s->read(_data, _dataSize);
 
 			delete s;
 		}
 	}
 }
 
+void *MemoryObject::getData() {
+	load();
+
+	if (_field_14 || _flags & 1) {
+		return _data;
+	} else {
+		error("Unhandled packed data");
+	}
+}
+
 MemoryObject2::MemoryObject2() {
 	_data2 = 0;
 }

diff --git a/engines/fullpipe/utils.h b/engines/fullpipe/utils.h
@@ -89,7 +89,7 @@ class MemoryObject : CObject {
 	char _field_15;
 	char _field_16;
 	char _field_17;
-	void *_data;
+	byte *_data;
 	int _dataSize;
 	int _flags;
 	NGIArchive *_libHandle;
@@ -98,6 +98,8 @@ class MemoryObject : CObject {
 	MemoryObject();
 	virtual bool load(MfcArchive &file);
 	void loadFile(char *filename);
+	void load() { loadFile(_filename); }
+	void *getData();
 };
 
 class MemoryObject2 : public MemoryObject {