merge w3m-img for framebuffer support
* w3mimg/w3mimg.h: created * w3mimg/x11/x11_w3mimg.c: created * w3mimg/fb/fb_w3mimg.c: created * w3mimgsize.c w3mimgdisplay.c: modified * configure: modified * XMakefile: modified * config.h.dist: updated From: Fumitoshi UKAI <ukai@debian.or.jp> w3m-img for framebuffer support * http://homepage3.nifty.com/slokar/fb/ * w3mimg/fb/fb.c w3mimg/fb/fb.h w3mimg/fb/fb_img.c w3mimg/fb/fb_img.h w3mimg/fb/fb_gdkpixbuf.c w3mimg/fb/fb_gdkpixbuf.h w3mimg/fb/fb_imlib2.c w3mimg/fb/fb_imlib.h w3mimg/fb/readme.txt w3mimg/fb/license.txt: added From: Hiroshi Kawashima <kei@sm.sony.co.jp>
This commit is contained in:
Fumitoshi UKAI
330
w3mimg/x11/x11_w3mimg.c
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330
w3mimg/x11/x11_w3mimg.c
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/* $Id: x11_w3mimg.c,v 1.1 2002/07/17 20:58:48 ukai Exp $ */
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#include <stdio.h>
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#include <stdlib.h>
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#include <ctype.h>
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#include <Imlib.h>
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#include "w3mimg/w3mimg.h"
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#define OFFSET_X 2
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#define OFFSET_Y 2
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struct x11_info {
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Display *display;
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Window window, parent;
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unsigned long background_pixel;
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GC imageGC;
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ImlibData *id;
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};
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static int
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x11_init(w3mimg_op *self)
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{
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struct x11_info *xi;
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if (self == NULL)
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return 0;
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xi = (struct x11_info *)self->priv;
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if (xi == NULL)
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return 0;
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if (! xi->id) {
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xi->id = Imlib_init(xi->display);
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if (! xi->id)
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return 0;
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}
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if (! xi->imageGC) {
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xi->imageGC = XCreateGC(xi->display, xi->parent, 0, NULL);
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if (! xi->imageGC)
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return 0;
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}
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return 1;
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}
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static int
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x11_finish(w3mimg_op *self)
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{
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struct x11_info *xi;
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if (self == NULL)
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return 0;
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xi = (struct x11_info *)self->priv;
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if (xi == NULL)
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return 0;
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if (xi->imageGC) {
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XFreeGC(xi->display, xi->imageGC);
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xi->imageGC = NULL;
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}
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return 1;
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}
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static int
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x11_active(w3mimg_op *self)
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{
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struct x11_info *xi;
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if (self == NULL)
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return 0;
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xi = (struct x11_info *)self->priv;
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if (xi == NULL)
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return 0;
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if (! xi->imageGC)
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return 0;
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return 1;
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}
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static void
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x11_set_background(w3mimg_op *self, char *background)
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{
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XColor screen_def, exact_def;
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struct x11_info *xi;
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if (self == NULL)
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return;
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xi = (struct x11_info *)self->priv;
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if (xi == NULL)
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return;
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if (background &&
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XAllocNamedColor(xi->display, DefaultColormap(xi->display, 0),
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background, &screen_def, &exact_def))
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xi->background_pixel = screen_def.pixel;
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else {
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Pixmap p;
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GC gc;
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XImage *i;
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p = XCreatePixmap(xi->display, xi->window, 1, 1,
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DefaultDepth(xi->display, 0));
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gc = XCreateGC(xi->display, xi->window, 0, NULL);
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if (!p || !gc)
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exit(1); /* XXX */
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XCopyArea(xi->display, xi->window, p, gc,
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(self->offset_x >= 1) ? (self->offset_x - 1) : 0,
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(self->offset_y >= 1) ? (self->offset_y - 1) : 0,
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1, 1, 0, 0);
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i = XGetImage(xi->display, p, 0, 0, 1, 1, -1, ZPixmap);
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if (!i)
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exit(1);
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xi->background_pixel = XGetPixel(i, 0, 0);
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XDestroyImage(i);
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XFreeGC(xi->display, gc);
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XFreePixmap(xi->display, p);
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}
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}
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static void
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x11_sync(w3mimg_op *self)
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{
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struct x11_info *xi;
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if (self == NULL)
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return;
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xi = (struct x11_info *)self->priv;
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if (xi == NULL)
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return;
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XSync(xi->display, False);
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}
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static void
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x11_close(w3mimg_op *self)
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{
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/* XCloseDisplay(xi->display); */
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}
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static int
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x11_load_image(w3mimg_op *self, W3MImage *img, char *fname, int w, int h)
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{
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struct x11_info *xi;
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ImlibImage *im;
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if (self == NULL)
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return 0;
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xi = (struct x11_info *)self->priv;
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if (xi == NULL)
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return 0;
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im = Imlib_load_image(xi->id, fname);
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if (!im)
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return 0;
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if (w <= 0)
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w = im->rgb_width;
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if (h <= 0)
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h = im->rgb_height;
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img->pixmap = (void *)XCreatePixmap(xi->display, xi->parent, w, h,
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DefaultDepth(xi->display, 0));
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if (! img->pixmap)
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return 0;
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XSetForeground(xi->display, xi->imageGC, xi->background_pixel);
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XFillRectangle(xi->display, (Pixmap)img->pixmap, xi->imageGC, 0, 0, w, h);
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Imlib_paste_image(xi->id, im, (Pixmap)img->pixmap, 0, 0, w, h);
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Imlib_kill_image(xi->id, im);
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img->width = w;
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img->height = h;
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return 1;
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}
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static int
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x11_show_image(w3mimg_op *self, W3MImage *img, int sx, int sy, int sw, int sh,
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int x, int y)
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{
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struct x11_info *xi;
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if (self == NULL)
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return 0;
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xi = (struct x11_info *)self->priv;
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if (xi == NULL)
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return 0;
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XCopyArea(xi->display, (Pixmap)img->pixmap, xi->window, xi->imageGC,
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sx, sy,
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(sw ? sw : img->width),
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(sh ? sh : img->height),
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x + self->offset_x, y + self->offset_y);
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return 1;
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}
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static void
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x11_free_image(w3mimg_op *self, W3MImage *img)
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{
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struct x11_info *xi;
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if (self == NULL)
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return;
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xi = (struct x11_info *)self->priv;
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if (xi == NULL)
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return;
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if (img && img->pixmap) {
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XFreePixmap(xi->display, (Pixmap)img->pixmap);
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img->pixmap = NULL;
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img->width = 0;
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img->height = 0;
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}
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}
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/* *INDENT-OFF* */
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/*
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xterm/kterm/hanterm/cxterm
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top window (WINDOWID)
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+- text window
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+- scrollbar
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rxvt/aterm/Eterm/wterm
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top window (WINDOWID)
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+- text window
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+- scrollbar
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+- menubar (etc.)
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gnome-terminal
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top window
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+- text window (WINDOWID)
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+- scrollbar
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+- menubar
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mlterm (-s)
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top window
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+- text window (WINDOWID)
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+- scrollbar
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mlterm
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top window = text window (WINDOWID)
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powershell
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top window
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+- window
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| +- text window
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| +- scrollbar
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+- menubar (etc.)
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dtterm
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top window
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+- window
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+- window
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| +- window
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| +- text window
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| +- scrollbar
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+- menubar
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hpterm
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top window
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+- window
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+- text window
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+- scrollbar
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+- (etc.)
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*/
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/* *INDENT-ON* */
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w3mimg_op *
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w3mimg_x11open()
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{
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w3mimg_op *wop = NULL;
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struct x11_info *xi = NULL;
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char *id;
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int revert, i, nchildren;
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XWindowAttributes attr;
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Window root, *children;
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wop = (w3mimg_op *)malloc(sizeof(w3mimg_op));
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if (wop == NULL)
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return NULL;
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memset(wop, 0, sizeof(w3mimg_op));
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xi = (struct x11_info *)malloc(sizeof(struct x11_info));
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if (xi == NULL)
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goto error;
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memset(xi, 0, sizeof(struct x11_info));
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xi->display = XOpenDisplay(NULL);
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if (xi->display == NULL) {
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goto error;
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}
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if ((id = getenv("WINDOWID")) != NULL)
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xi->window = (Window)atoi(id);
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else
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XGetInputFocus(xi->display, &xi->window, &revert);
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if (! xi->window)
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exit(1);
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XGetWindowAttributes(xi->display, xi->window, &attr);
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wop->width = attr.width;
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wop->height = attr.height;
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while (1) {
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Window p_window;
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XQueryTree(xi->display, xi->window, &root, &xi->parent,
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&children, &nchildren);
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p_window = xi->window;
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for (i = 0; i < nchildren; i++) {
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XGetWindowAttributes(xi->display, children[i], &attr);
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if (attr.width > wop->width * 0.7 &&
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attr.height > wop->height * 0.7) {
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/* maybe text window */
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wop->width = attr.width;
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wop->height = attr.height;
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xi->window = children[i];
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}
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}
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if (p_window == xi->window)
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break;
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}
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wop->offset_x = OFFSET_X;
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for (i = 0; i < nchildren; i++) {
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XGetWindowAttributes(xi->display, children[i], &attr);
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if (attr.x <= 0 && attr.width < 30 &&
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attr.height > wop->height * 0.7) {
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/* scrollbar of xterm/kterm ? */
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wop->offset_x += attr.x + attr.width + attr.border_width * 2;
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break;
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}
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}
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wop->offset_y = OFFSET_Y;
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wop->priv = xi;
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wop->init = x11_init;
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wop->finish = x11_finish;
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wop->active = x11_active;
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wop->set_background = x11_set_background;
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wop->sync = x11_sync;
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wop->close = x11_close;
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wop->load_image = x11_load_image;
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wop->show_image = x11_show_image;
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wop->free_image = x11_free_image;
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return wop;
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error:
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if (xi)
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free(xi);
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free(wop);
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return NULL;
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}
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