1 files changed, 98 insertions, 0 deletions
diff --git a/gs/psi/dwimg.h b/gs/psi/dwimg.h
new file mode 100644
index 000000000..69c5a4c04
--- /dev/null
+++ b/gs/psi/dwimg.h
@@ -0,0 +1,98 @@
+/* Copyright (C) 2001-2008 Artifex Software, Inc.
+   All Rights Reserved.
+
+   This software is provided AS-IS with no warranty, either express or
+   implied.
+
+   This software is distributed under license and may not be copied, modified
+   or distributed except as expressly authorized under the terms of that
+   license.  Refer to licensing information at http://www.artifex.com/
+   or contact Artifex Software, Inc.,  7 Mt. Lassen Drive - Suite A-134,
+   San Rafael, CA  94903, U.S.A., +1(415)492-9861, for further information.
+*/
+/* $Id$ */
+
+#ifndef dwimg_INCLUDED
+#  define dwimg_INCLUDED
+
+
+/* Windows Image Window structure */
+
+typedef struct IMAGE_DEVICEN_S IMAGE_DEVICEN;
+struct IMAGE_DEVICEN_S {
+    int used;		/* non-zero if in use */
+    int visible;	/* show on window */
+    char name[64];
+    int cyan;
+    int magenta;
+    int yellow;
+    int black;
+    int menu;		/* non-zero if menu item added to system menu */
+};
+#define IMAGE_DEVICEN_MAX 8
+
+typedef struct IMAGE_S IMAGE;
+struct IMAGE_S {
+    void *handle;
+    void *device;
+    HWND hwnd;
+    HBRUSH hBrush;	/* background */
+    int raster;
+    unsigned int format;
+    unsigned char *image;
+    BITMAPINFOHEADER bmih;
+    HPALETTE palette;
+    int bytewidth;
+    int devicen_gray;	/* true if a single separation should be shown gray */
+    IMAGE_DEVICEN devicen[IMAGE_DEVICEN_MAX];
+
+    /* periodic redrawing */
+    UINT update_timer;		/* identifier */
+    int update_tick;		/* timer duration in milliseconds */
+    int update_count;		/* Number of WM_TIMER messages received */
+    int update_interval;	/* Number of WM_TIMER until refresh */
+    int pending_update;		/* We have asked for periodic updates */
+    int pending_sync;		/* We have asked for a SYNC */
+
+    /* Window scrolling stuff */
+    int cxClient, cyClient;
+    int cxAdjust, cyAdjust;
+    int nVscrollPos, nVscrollMax;
+    int nHscrollPos, nHscrollMax;
+
+    /* thread synchronisation */
+    HANDLE hmutex;
+
+    IMAGE *next;
+
+    HWND hwndtext;	/* handle to text window */
+
+    int x, y, cx, cy;	/* window position */
+};
+
+extern IMAGE *first_image;
+
+/* Main thread only */
+IMAGE *image_find(void *handle, void *device);
+IMAGE *image_new(void *handle, void *device);
+void image_delete(IMAGE *img);
+int image_size(IMAGE *img, int new_width, int new_height, int new_raster,
+   unsigned int new_format, void *pimage);
+int image_separation(IMAGE *img, int comp_num, const char *name,
+   unsigned short c, unsigned short m, unsigned short y, unsigned short k);
+
+/* GUI thread only */
+void image_open(IMAGE *img);
+void image_close(IMAGE *img);
+void image_sync(IMAGE *img);
+void image_page(IMAGE *img);
+void image_presize(IMAGE *img, int new_width, int new_height, int new_raster,
+   unsigned int new_format);
+void image_poll(IMAGE *img);
+void image_updatesize(IMAGE *img);
+
+/* To be called during initialization after the text window has been created */
+void image_textwindow(HWND hwnd);
+
+
+#endif /* dwimg_INCLUDED */