compile resources again + cleanup

src/screenshot.c

@@ -0,0 +1,106 @@
+/*
+ * Copyright (c) 2010 Toni Spets <toni.spets@iki.fi>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_LIBPNG
+
+#include <windows.h>
+#include <stdio.h>
+#include <ctype.h>
+#include "ddraw.h"
+
+#include "palette.h"
+#include "surface.h"
+
+#include <png.h>
+
+BOOL screenshot(struct IDirectDrawSurfaceImpl *src)
+{
+    int i;
+    FILE *fh;
+    char title[128];
+    char filename[128];
+
+    png_structp png_ptr;
+    png_infop info_ptr;
+    png_bytep *row_pointers;
+    png_color palette[256];
+
+    char str_time[64];
+    time_t t = time(NULL);
+
+    strncpy(title, ddraw->title, sizeof(ddraw->title));
+
+    for(i=0;i<strlen(title);i++) {
+        if(title[i] == ' ')
+        {
+            title[i] = '_';
+        }
+        else
+        {
+            title[i] = tolower(title[i]);
+        }
+    }
+
+    strftime(str_time, 64, "%Y-%m-%d-%H_%M_%S", localtime(&t));
+    snprintf(filename, 128, "%s-%s.png", title, str_time);
+
+    if(!src || !src->palette)
+    {
+        return FALSE;
+    }
+
+    if( !(fh = fopen(filename, "wb")) )
+    {
+        return FALSE;
+    }
+
+    png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
+    if(!png_ptr)
+    {
+        return FALSE;
+    }
+
+    info_ptr = png_create_info_struct(png_ptr);
+
+    for(i=0;i<256;i++) {
+        palette[i].red = src->palette->data_bgr[i];
+        palette[i].green = src->palette->data_bgr[i] >> 8;
+        palette[i].blue = src->palette->data_bgr[i] >> 16;
+    }
+
+    setjmp(png_jmpbuf(png_ptr));
+
+    png_init_io(png_ptr, fh);
+
+    png_set_IHDR(png_ptr, info_ptr, src->width, src->height, 8, PNG_COLOR_TYPE_PALETTE, PNG_INTERLACE_NONE, PNG_COMPRESSION_TYPE_BASE, PNG_FILTER_TYPE_BASE);
+    png_set_PLTE(png_ptr, info_ptr, (png_colorp)&palette, 256);
+
+    row_pointers = (png_bytep *)png_malloc(png_ptr, sizeof(png_bytep) * src->height);
+
+    for(i=0;i<src->height;i++) {
+        row_pointers[i] = src->surface + (src->width * i);
+    }
+
+    png_set_rows(png_ptr, info_ptr, row_pointers);
+
+    png_write_png(png_ptr, info_ptr, PNG_TRANSFORM_IDENTITY, NULL);
+
+    fclose(fh);
+
+    return TRUE;
+}
+
+#endif