len0rd/rockbox
1
0
Fork 1
mirror of https://github.com/Rockbox/rockbox.git synced 2025-11-13 07:02:31 -05:00
Code Issues Projects Releases Packages Wiki Activity Actions

First attempt to adjust the drawing routines to be able to zoom the window.

Browse source 
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@2675 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Kjell Ericson 2002-10-16 08:43:13 +00:00
parent c72a17742b
commit c54ff705a0
1 changed files with 24 additions and 30 deletions
Download patch file Download diff file Expand all files Collapse all files

54
uisimulator/x11/uibasic.c
View file

@ -42,12 +42,11 @@
/* -- -- */ /* -- -- */
GC draw_gc, erase_gc; GC draw_gc;
static Colormap cmap; static Colormap cmap;
static XColor color_track, color_car;
static long maxx, maxy; static long maxx, maxy;
static double track_zoom=1; static int display_zoom=2;
Display *dpy; Display *dpy;
Window window; Window window;
@ -74,40 +73,29 @@ void init_window ()
XGetWindowAttributes (dpy, window, &xgwa); XGetWindowAttributes (dpy, window, &xgwa);
color_track.red=65535;
color_track.green=65535;
color_track.blue=65535;
color_car.red=65535;
color_car.green=65535;
color_car.blue=0;
cmap = xgwa.colormap; cmap = xgwa.colormap;
gcv.function = GXxor; gcv.function = GXxor;
gcv.foreground = gcv.foreground =
get_pixel_resource ("foreground", "Foreground", dpy, cmap); get_pixel_resource ("foreground", "Foreground", dpy, cmap);
draw_gc = erase_gc = XCreateGC (dpy, window, GCForeground, &gcv); draw_gc = XCreateGC (dpy, window, GCForeground, &gcv);
XAllocColor (dpy, cmap, &color_track);
XAllocColor (dpy, cmap, &color_car);
screen_resized(200, 100); screen_resized(200, 100);
} }
void screen_resized(int width, int height) void screen_resized(int width, int height)
{ {
#if 0
XWindowAttributes xgwa;
XGetWindowAttributes (dpy, window, &xgwa);
maxx = ((long)(xgwa.width));
maxy = ((long)(xgwa.height));
#else
maxx = width-1; maxx = width-1;
maxy = height-1; maxy = height-1;
#endif
display_zoom = maxy/64;
if (maxx/120 < display_zoom)
display_zoom = maxx/120;
if (display_zoom<1)
display_zoom = 1;
XSetForeground (dpy, draw_gc, get_pixel_resource ("background", "Background", XSetForeground (dpy, draw_gc, get_pixel_resource ("background", "Background",
dpy, cmap)); dpy, cmap));
XFillRectangle(dpy, window, draw_gc, 0, 0, width, height); XFillRectangle(dpy, window, draw_gc, 0, 0, width*display_zoom, height*display_zoom);
} }
@ -129,10 +117,10 @@ void drawline(int color, int x1, int y1, int x2, int y2)
get_pixel_resource("foreground", "Foreground", dpy, cmap)); get_pixel_resource("foreground", "Foreground", dpy, cmap));
XDrawLine(dpy, window, draw_gc, XDrawLine(dpy, window, draw_gc,
(int)(x1*track_zoom), (int)(x1*display_zoom),
(int)(y1*track_zoom), (int)(y1*display_zoom),
(int)(x2*track_zoom), (int)(x2*display_zoom),
(int)(y2*track_zoom)); (int)(y2*display_zoom));
} }
void drawdot(int color, int x, int y) void drawdot(int color, int x, int y)
@ -145,7 +133,8 @@ void drawdot(int color, int x, int y)
XSetForeground(dpy, draw_gc, XSetForeground(dpy, draw_gc,
get_pixel_resource("foreground", "Foreground", dpy, cmap)); get_pixel_resource("foreground", "Foreground", dpy, cmap));
XDrawPoint(dpy, window, draw_gc, x, y); XFillRectangle(dpy, window, draw_gc, x*display_zoom, y*display_zoom,
display_zoom, display_zoom);
} }
void drawdots(int color, XPoint *points, int count) void drawdots(int color, XPoint *points, int count)
@ -158,8 +147,13 @@ void drawdots(int color, XPoint *points, int count)
XSetForeground(dpy, draw_gc, XSetForeground(dpy, draw_gc,
get_pixel_resource("foreground", "Foreground", dpy, cmap)); get_pixel_resource("foreground", "Foreground", dpy, cmap));
while (count-->=0) {
XDrawPoints(dpy, window, draw_gc, points, count, CoordModeOrigin); XFillRectangle(dpy, window, draw_gc,
points[count].x*display_zoom,
points[count].y*display_zoom,
display_zoom,
display_zoom);
}
} }
void drawtext(int color, int x, int y, char *text) void drawtext(int color, int x, int y, char *text)
@ -172,7 +166,7 @@ void drawtext(int color, int x, int y, char *text)
XSetForeground(dpy, draw_gc, XSetForeground(dpy, draw_gc,
get_pixel_resource("foreground", "Foreground", dpy, cmap)); get_pixel_resource("foreground", "Foreground", dpy, cmap));
XDrawString(dpy, window, draw_gc, x, y, text, strlen(text)); XDrawString(dpy, window, draw_gc, x*display_zoom, y*display_zoom, text, strlen(text));
} }
/* this is where the applicaton starts */ /* this is where the applicaton starts */