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eeshow/gui.c (go_to_sheet): don't "render" (record) sheets before shown

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This commit is contained in:
Werner Almesberger 2016-08-06 10:19:16 -03:00
parent acbce9a214
commit 3b5daecbd6
1 changed files with 13 additions and 7 deletions
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20
eeshow/gui.c
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@ -46,6 +46,8 @@ struct gui_sheet {
int w, h;
int xmin, ymin;
bool rendered; /* 0 if still have to render it */
struct aoi *aois; /* areas of interest; in schematics coord */
struct gui_sheet *next;
@ -128,7 +130,7 @@ static gboolean on_draw_event(GtkWidget *widget, cairo_t *cr,
}
static void render(struct gui_ctx *ctx, struct gui_sheet *sheet)
static void render_sheet(struct gui_sheet *sheet)
{
char *argv[] = { "gui", NULL };
@ -137,9 +139,7 @@ static void render(struct gui_ctx *ctx, struct gui_sheet *sheet)
cro_canvas_end(gfx_ctx,
&sheet->w, &sheet->h, &sheet->xmin, &sheet->ymin);
sheet->gfx_ctx = gfx_ctx;
ctx->x = sheet->w >> 1;
ctx->y = sheet->h >> 1;
sheet->rendered = 1;
// gfx_end();
}
@ -327,6 +327,10 @@ static void show_history_cb(void *user)
/* ----- Navigate sheets --------------------------------------------------- */
/* @@@ find a better place for this forward declaration */
static void mark_aois(struct gui_ctx *ctx, struct gui_sheet *sheet);
static void close_subsheet(void *user)
{
struct gui_ctx *ctx = user;
@ -337,6 +341,10 @@ static void close_subsheet(void *user)
static void go_to_sheet(struct gui_ctx *ctx, struct gui_sheet *sheet)
{
if (!sheet->rendered) {
render_sheet(sheet);
mark_aois(ctx, sheet);
}
ctx->curr_sheet = sheet;
overlay_remove_all(&ctx->sheet_overlays);
if (ctx->hist) {
@ -616,9 +624,7 @@ static struct gui_sheet *get_sheets(struct gui_ctx *ctx,
for (sheet = sheets; sheet; sheet = sheet->next) {
new = alloc_type(struct gui_sheet);
new->sch = sheet;
render(ctx, new);
mark_aois(ctx, new);
new->rendered = 0;
*next = new;
next = &new->next;