From a6163888f3c56123b1db313743c6147ba498732c Mon Sep 17 00:00:00 2001 From: Yuval Adam Date: Fri, 8 Aug 2014 14:42:07 +0300 Subject: Add third_party libs --- .../fltk-1.1.10/src/fl_read_image_win32.cxx | 72 ++++++++++++++++++++++ 1 file changed, 72 insertions(+) create mode 100644 third_party/windows/fltk-1.1.10/src/fl_read_image_win32.cxx (limited to 'third_party/windows/fltk-1.1.10/src/fl_read_image_win32.cxx') diff --git a/third_party/windows/fltk-1.1.10/src/fl_read_image_win32.cxx b/third_party/windows/fltk-1.1.10/src/fl_read_image_win32.cxx new file mode 100644 index 0000000..cf4731c --- /dev/null +++ b/third_party/windows/fltk-1.1.10/src/fl_read_image_win32.cxx @@ -0,0 +1,72 @@ +// +// "$Id: fl_read_image_win32.cxx 5190 2006-06-09 16:16:34Z mike $" +// +// WIN32 image reading routines for the Fast Light Tool Kit (FLTK). +// +// Copyright 1998-2005 by Bill Spitzak and others. +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Library General Public +// License as published by the Free Software Foundation; either +// version 2 of the License, or (at your option) any later version. +// +// This library 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 +// Library General Public License for more details. +// +// You should have received a copy of the GNU Library General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 +// USA. +// +// Please report all bugs and problems on the following page: +// +// http://www.fltk.org/str.php +// + +// +// 'fl_read_image()' - Read an image from the current window. +// + +uchar * // O - Pixel buffer or NULL if failed +fl_read_image(uchar *p, // I - Pixel buffer or NULL to allocate + int X, // I - Left position + int Y, // I - Top position + int w, // I - Width of area to read + int h, // I - Height of area to read + int alpha) { // I - Alpha value for image (0 for none) + int x, y; // Looping vars + int d; // Depth of image + uchar *ptr; // Pointer in image data + + + // Allocate the image data array as needed... + d = alpha ? 4 : 3; + + if (!p) p = new uchar[w * h * d]; + + // Initialize the default colors/alpha in the whole image... + memset(p, alpha, w * h * d); + + // Grab all of the pixels in the image, one at a time... + // MRS: there has to be a better way than this! + for (y = 0, ptr = p; y < h; y ++) { + for (x = 0; x < w; x ++, ptr += d) { + COLORREF c = GetPixel(fl_gc, X + x, Y + y); + + ptr[0] = (uchar)c; + c >>= 8; + ptr[1] = (uchar)c; + c >>= 8; + ptr[2] = (uchar)c; + } + } + + return p; +} + + +// +// End of "$Id: fl_read_image_win32.cxx 5190 2006-06-09 16:16:34Z mike $". +// -- cgit v1.3.1