1 files changed, 105 insertions, 0 deletions
diff --git a/splashscreen/src/bitmap_funcs.h b/splashscreen/src/bitmap_funcs.h
new file mode 100644
index 0000000..83f22bd
--- /dev/null
+++ b/splashscreen/src/bitmap_funcs.h
@@ -0,0 +1,105 @@
+#ifndef __bitmap_funcs_h__
+#define __bitmap_funcs_h__
+
+// This should make bitmap manipulations much easier...
+class MyBitmap
+{
+public:
+	typedef unsigned long COLOR32;
+	static inline COLOR32 RGBA(unsigned char r, unsigned char g, unsigned char b, unsigned char a = 0xff)
+	{
+		return (a << 24) | (r << 16) | (g << 8) | b;
+	};
+
+private:
+	HBITMAP hBmpSave, hBmp;
+	HDC dcBmp;
+	COLOR32 *bits;
+	COLOR32 *bitsSave;
+	int width, height;
+
+	void allocate(int w, int h);
+	void free();
+
+	void premultipleChannels();
+
+public:
+	MyBitmap();
+	MyBitmap(int w, int h);
+	MyBitmap(const char *fn, const char *fnAlpha = 0);
+	~MyBitmap();
+
+	bool loadFromFile(const char *fn, const char *fnAlpha = 0);
+
+	int getWidth() { return width; }
+	int getHeight() { return height; }
+
+	HDC getDC() { return dcBmp; }
+	HBITMAP getBitmap() { return hBmp; }
+
+	
+	void makeOpaque();
+	/*
+	void makeOpaqueRect(int x1, int y1, int x2, int y2);
+	void makeOpaqueRect(RECT rc) { makeOpaqueRect(rc.left, rc.top, rc.right, rc.bottom);  }
+	*/
+
+	void saveAlpha(int x = 0, int y = 0, int w = 0, int h = 0);
+	void restoreAlpha(int x = 0, int y = 0, int w = 0, int h = 0);
+	
+	/*
+	void DrawBits(COLOR32 *inbits, int inw, int inh, int x, int y, int w, int h);
+	void BlendBits(COLOR32 *inbits, int inw, int inh, int x, int y, int w, int h);
+
+	void DrawNoAlpha(MyBitmap *bmp, int x, int y, int w, int h);
+	*/
+	void Blend(MyBitmap *bmp, int x, int y, int w, int h);
+	/*
+	void Draw(MyBitmap *bmp, int x, int y, int w, int h);
+
+	void BlendColorized(MyBitmap *bmp, int x, int y, int w, int h, COLOR32 color);
+	void DrawColorized(MyBitmap *bmp, int x, int y, int w, int h, COLOR32 color);
+
+	void BlendPart(MyBitmap *bmp, int xin, int yin, int win, int hin, int x, int y, int w, int h);
+	void BlendPartColorized(MyBitmap *bmp, int xin, int yin, int win, int hin, int x, int y, int w, int h, COLOR32 color);
+	void DrawPart(MyBitmap *bmp, int xin, int yin, int win, int hin, int x, int y, int w, int h);
+//	void DrawPartNoAlpha(MyBitmap *bmp, int x, int y, int w, int h);
+//	void DrawPartColorized(MyBitmap *bmp, int x, int y, int w, int h, COLOR32 color);
+
+	void DrawIcon(HICON hic, int x, int y, int w = 0, int h = 0);
+	*/
+	void DrawText(char *str, int x, int y);
+	/*
+	void DrawTextW(WCHAR *str, int x, int y);
+	*/
+	
+
+	inline COLOR32 *getBits() { return bits; }
+	inline COLOR32 *getRow(int row) { return bits + row * width; }
+	inline COLOR32 *operator[] (int row) { return bits + row * width; }
+
+	COLOR32 rgba(COLOR32 r, COLOR32 g, COLOR32 b, COLOR32 a)
+	{
+		return ((a & 0xff) << 24) | ((r & 0xff) << 16) | ((g & 0xff) << 8) | (b & 0xff);
+	}
+	COLOR32 getr(COLOR32 c)
+	{
+		return (c >> 16) & 0xff;
+	}
+	COLOR32 getg(COLOR32 c)
+	{
+		return (c >> 8) & 0xff;
+	}
+	COLOR32 getb(COLOR32 c)
+	{
+		return c & 0xff;
+	}
+	COLOR32 geta(COLOR32 c)
+	{
+		return (c >> 24) & 0xff;
+	}
+
+	HRGN buildOpaqueRgn();
+};
+
+#endif // __bitmap_funcs_h__