New commands: fit to the window's height/width

This commit is contained in:
baskerville 2012-07-19 12:28:44 +02:00
parent 5b6467913c
commit b56989f8fb
7 changed files with 30 additions and 6 deletions

View file

@ -115,6 +115,8 @@ The following additional key commands are available in *image mode*:
- Zoom out - Zoom out
= Set zoom level to 100%, or [count]% = Set zoom level to 100%, or [count]%
w Fit image into window w Fit image into window
e Fit image to window's width
E Fit image to window's height
h,j,k,l Pan image 1/5 of window width/height or [count] pixels h,j,k,l Pan image 1/5 of window width/height or [count] pixels
left/down/up/right (also with arrow keys) left/down/up/right (also with arrow keys)

View file

@ -310,9 +310,10 @@ bool i_set_zoom(arg_t a) {
bool i_fit_to_win(arg_t a) { bool i_fit_to_win(arg_t a) {
bool ret = false; bool ret = false;
scalemode_t sm = (scalemode_t) a;
if (mode == MODE_IMAGE) { if (mode == MODE_IMAGE) {
if ((ret = img_fit_win(&img))) if ((ret = img_fit_win(&img, sm)))
img_center(&img); img_center(&img);
} }
return ret; return ret;

View file

@ -108,7 +108,9 @@ static const keymap_t keys[] = {
{ false, XK_minus, i_zoom, (arg_t) -1 }, { false, XK_minus, i_zoom, (arg_t) -1 },
{ false, XK_KP_Subtract, i_zoom, (arg_t) -1 }, { false, XK_KP_Subtract, i_zoom, (arg_t) -1 },
{ false, XK_equal, i_set_zoom, (arg_t) 100 }, { false, XK_equal, i_set_zoom, (arg_t) 100 },
{ false, XK_w, i_fit_to_win, (arg_t) None }, { false, XK_w, i_fit_to_win, (arg_t) SCALE_FIT },
{ false, XK_e, i_fit_to_win, (arg_t) SCALE_WIDTH },
{ false, XK_E, i_fit_to_win, (arg_t) SCALE_HEIGHT },
{ false, XK_W, i_fit_to_img, (arg_t) None }, { false, XK_W, i_fit_to_img, (arg_t) None },
{ false, XK_less, i_rotate, (arg_t) DIR_LEFT }, { false, XK_less, i_rotate, (arg_t) DIR_LEFT },

15
image.c
View file

@ -365,7 +365,18 @@ bool img_fit(img_t *img) {
zw = (float) img->win->w / (float) img->w; zw = (float) img->win->w / (float) img->w;
zh = (float) img->win->h / (float) img->h; zh = (float) img->win->h / (float) img->h;
switch (img->scalemode) {
case SCALE_WIDTH:
z = zw;
break;
case SCALE_HEIGHT:
z = zh;
break;
default:
z = MIN(zw, zh); z = MIN(zw, zh);
break;
}
z = MAX(z, zoom_min); z = MAX(z, zoom_min);
z = MIN(z, zmax); z = MIN(z, zmax);
@ -448,11 +459,11 @@ void img_render(img_t *img) {
img->dirty = false; img->dirty = false;
} }
bool img_fit_win(img_t *img) { bool img_fit_win(img_t *img, scalemode_t sm) {
if (img == NULL || img->im == NULL) if (img == NULL || img->im == NULL)
return false; return false;
img->scalemode = SCALE_FIT; img->scalemode = sm;
return img_fit(img); return img_fit(img);
} }

View file

@ -65,7 +65,7 @@ void img_close(img_t*, bool);
void img_render(img_t*); void img_render(img_t*);
bool img_fit_win(img_t*); bool img_fit_win(img_t*, scalemode_t);
bool img_center(img_t*); bool img_center(img_t*);
bool img_zoom(img_t*, float); bool img_zoom(img_t*, float);

6
sxiv.1
View file

@ -197,6 +197,12 @@ Set zoom level to 100%, or
.TP .TP
.B w .B w
Set zoom level to fit image into window. Set zoom level to fit image into window.
.TP
.B e
Set zoom level to fit image into the window's width.
.TP
.B E
Set zoom level to fit image into the window's height.
.SS Panning .SS Panning
.TP .TP
.BR h ", " Left .BR h ", " Left

View file

@ -31,6 +31,8 @@ typedef enum {
typedef enum { typedef enum {
SCALE_DOWN, SCALE_DOWN,
SCALE_FIT, SCALE_FIT,
SCALE_WIDTH,
SCALE_HEIGHT,
SCALE_ZOOM SCALE_ZOOM
} scalemode_t; } scalemode_t;