Initial revision

1 files changed, 130 insertions, 0 deletions

diff --git a/icons.c b/icons.c
new file mode 100644
index 0000000..0b4e6ce
--- /dev/null
+++ b/icons.c
@@ -0,0 +1,130 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <X11/Xlib.h>
+#include <X11/Intrinsic.h>
+#include <X11/xpm.h>
+#include <Xm/Xm.h>
+
+#include "icons.h"
+#include "misc.h"
+
+#include "xpm/cw.xpm"
+#include "xpm/ccw.xpm"
+#include "xpm/fliph.xpm"
+#include "xpm/flipv.xpm"
+#include "xpm/prev.xpm"
+#include "xpm/next.xpm"
+#include "xpm/zoomin.xpm"
+#include "xpm/zoomout.xpm"
+#include "xpm/exit.xpm"
+
+#include "xpm/question.xpm"
+#include "xpm/dir.xpm"
+#include "xpm/file.xpm"
+#include "xpm/unknown.xpm"
+
+static void patch_bg(XImage *image, XImage *shape,
+		     int width, int height, Pixel bg)
+{
+    unsigned int x,y;
+
+    for (y = 0; y < height; y++)
+	for (x = 0; x < width; x++)
+	    if (!XGetPixel(shape, x, y))
+		XPutPixel(image, x, y, bg);
+}
+
+static void
+add_pixmap(Display *dpy, Pixel bg, char *name, char **data)
+{
+    XImage *image,*shape;
+    XpmAttributes attr;
+    char sname[32];
+
+    memset(&attr,0,sizeof(attr));
+    XpmCreateImageFromData(dpy,data,&image,&shape,&attr);
+
+    if (shape) {
+	patch_bg(image,shape,attr.width,attr.height,bg);
+	snprintf(sname,sizeof(sname),"%s_shape",name);
+	XmInstallImage(shape,sname);
+    }
+    XmInstallImage(image,name);
+}
+
+Pixmap x11_icon_fit(Display *dpy, Pixmap icon, unsigned long bg,
+		    int width, int height)
+{
+    Pixmap pix;
+    GC gc;
+    XGCValues values;
+    Window root;
+    unsigned int w,h,b,d;
+    int x,y;
+    
+    XGetGeometry(dpy,icon,&root,&x,&y,&w,&h,&b,&d);
+    pix = XCreatePixmap(dpy,icon,width,height,d);
+
+    /* fill background */
+    values.foreground = bg;
+    values.background = bg;
+    values.fill_style = FillSolid;
+    gc = XCreateGC(dpy, icon, GCForeground | GCBackground | GCFillStyle,
+		   &values);
+    XFillRectangle(dpy,pix,gc,0,0,width,height);
+
+    /* blit */
+    if (w <= width && h <= height) {
+	/* just center ... */
+	x = (width  - w) / 2;
+	y = (height - h) / 2;
+	XCopyArea(dpy,icon,pix,gc,0,0,w,h,x,y);
+    } else {
+	/* must scale down */
+#if 0
+	float xs,ys,scale;
+	
+	xs = (float)width  / w;
+	ys = (float)height / h;
+	scale = (xs < ys) ? xs : ys;
+	w = w * scale;
+	h = h * scale;
+	if (0 == w) w = 1;
+	if (0 == h) h = 1;
+
+	x = (width  - w) / 2;
+	y = (height - h) / 2;
+	XCopyArea(dpy,icon,pix,gc,0,0,w,h,x,y);
+#endif
+	x = (width  - w) / 2;
+	y = (height - h) / 2;
+	if (x < 0)
+	    x = 0;
+	if (y < 0)
+	    y = 0;
+	XCopyArea(dpy,icon,pix,gc,0,0,w,h,0,0);
+    }
+    
+    XFreeGC(dpy, gc);
+    return pix;
+}
+
+void
+x11_icons_init(Display *dpy, unsigned long bg)
+{
+    add_pixmap(dpy, bg, "rotcw",    cw_xpm);
+    add_pixmap(dpy, bg, "rotccw",   ccw_xpm);
+    add_pixmap(dpy, bg, "fliph",    fliph_xpm);
+    add_pixmap(dpy, bg, "flipv",    flipv_xpm);
+    add_pixmap(dpy, bg, "prev",     prev_xpm);
+    add_pixmap(dpy, bg, "next",     next_xpm);
+    add_pixmap(dpy, bg, "zoomin",   zoomin_xpm);
+    add_pixmap(dpy, bg, "zoomout",  zoomout_xpm);
+    add_pixmap(dpy, bg, "exit",     exit_xpm);
+
+    add_pixmap(dpy, bg, "question", question_xpm);
+    add_pixmap(dpy, bg, "dir",      dir_xpm);
+    add_pixmap(dpy, bg, "file",     file_xpm);
+    add_pixmap(dpy, bg, "unknown",  unknown_xpm);
+}