mirror of
git://projects.qi-hardware.com/eda-tools.git
synced 2024-11-05 16:33:09 +02:00
1007 lines
22 KiB
C
1007 lines
22 KiB
C
/*
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* gui.c - GUI for eeshow
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*
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* Written 2016 by Werner Almesberger
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* Copyright 2016 by Werner Almesberger
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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/*
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* Resources:
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*
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* http://zetcode.com/gfx/cairo/cairobackends/
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* https://developer.gnome.org/gtk3/stable/gtk-migrating-2-to-3.html
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*/
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#define _GNU_SOURCE /* for asprintf */
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#include <stddef.h>
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#include <stdbool.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <math.h>
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#include <cairo/cairo.h>
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#include <gtk/gtk.h>
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#include "util.h"
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#include "style.h"
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#include "cro.h"
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#include "gfx.h"
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#include "git-hist.h"
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#include "sch.h"
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#include "delta.h"
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#include "diff.h"
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#include "gui-aoi.h"
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#include "gui-over.h"
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#include "gui.h"
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struct gui_ctx;
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struct gui_sheet {
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const struct sheet *sch;
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struct cro_ctx *gfx_ctx;
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int w, h; /* in eeschema coordinates */
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int xmin, ymin;
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bool rendered; /* 0 if still have to render it */
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struct aoi *aois; /* areas of interest; in schematics coord */
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struct gui_sheet *next;
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};
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struct gui_hist {
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struct gui_ctx *ctx; /* back link */
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struct hist *hist;
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struct overlay *over; /* current overlay */
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struct gui_sheet *sheets; /* NULL if failed */
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struct gui_hist *next;
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};
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struct gui_ctx {
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GtkWidget *da;
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int curr_x; /* last on-screen mouse position */
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int curr_y;
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unsigned zoom; /* scale by 1.0 / (1 << zoom) */
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int x, y; /* center, in eeschema coordinates */
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bool panning;
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int pan_x, pan_y;
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struct gui_hist *hist; /* revision history; NULL if none */
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struct hist *vcs_hist; /* underlying VCS data; NULL if none */
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struct overlay *sheet_overlays;
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struct overlay *hist_overlays;
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struct aoi *aois; /* areas of interest; in canvas coord */
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struct gui_sheet delta_a;
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struct gui_sheet delta_b;
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struct gui_sheet delta_ab;
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struct gui_sheet *curr_sheet;
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/* current sheet */
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struct gui_hist *curr_hist;
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struct gui_hist *last_hist;
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};
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/* ----- Helper functions -------------------------------------------------- */
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static void redraw(const struct gui_ctx *ctx)
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{
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gtk_widget_queue_draw(ctx->da);
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}
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static struct gui_sheet *find_corresponding_sheet(struct gui_sheet *pick_from,
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struct gui_sheet *ref_in, const struct gui_sheet *ref)
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{
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struct gui_sheet *sheet, *plan_b;
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const char *title = ref->sch->title;
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/* plan A: try to find sheet with same name */
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if (title)
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for (sheet = pick_from; sheet; sheet = sheet->next)
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if (sheet->sch->title &&
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!strcmp(title, sheet->sch->title))
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return sheet;
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/* plan B: use sheet in same position in sheet sequence */
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plan_b = ref_in;
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for (sheet = pick_from; sheet; sheet = sheet->next) {
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if (plan_b == ref)
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return sheet;
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plan_b = plan_b->next;
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}
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/* plan C: just go to the top */
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return pick_from;
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}
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/* ----- Rendering --------------------------------------------------------- */
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#define VCS_OVERLAYS_X 5
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#define VCS_OVERLAYS_Y 5
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#define SHEET_OVERLAYS_X -10
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#define SHEET_OVERLAYS_Y 10
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static void hack(const struct gui_ctx *ctx, cairo_t *cr)
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{
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const struct gui_sheet *a = ctx->curr_sheet;
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const struct gui_sheet *b = find_corresponding_sheet(
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ctx->last_hist->sheets, ctx->curr_hist->sheets, ctx->curr_sheet);
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diff_to_canvas(cr, ctx->x, ctx->y, 1.0 / (1 << ctx->zoom),
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a->gfx_ctx, b->gfx_ctx);
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}
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static gboolean on_draw_event(GtkWidget *widget, cairo_t *cr,
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gpointer user_data)
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{
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const struct gui_ctx *ctx = user_data;
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const struct gui_sheet *sheet = ctx->curr_sheet;
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GtkAllocation alloc;
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float f = 1.0 / (1 << ctx->zoom);
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int x, y;
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gtk_widget_get_allocation(ctx->da, &alloc);
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x = -(sheet->xmin + ctx->x) * f + alloc.width / 2;
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y = -(sheet->ymin + ctx->y) * f + alloc.height / 2;
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cro_canvas_prepare(cr);
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if (!ctx->last_hist) {
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cro_canvas_draw(sheet->gfx_ctx, cr, x, y, f);
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} else {
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#if 0
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/* @@@ fix geometry later */
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cro_canvas_draw(ctx->delta_ab.gfx_ctx, cr, x, y, f);
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cro_canvas_draw(ctx->delta_a.gfx_ctx, cr, x, y, f);
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cro_canvas_draw(ctx->delta_b.gfx_ctx, cr, x, y, f);
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#endif
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hack(ctx, cr);
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}
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overlay_draw_all(ctx->sheet_overlays, cr,
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SHEET_OVERLAYS_X, SHEET_OVERLAYS_Y);
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overlay_draw_all(ctx->hist_overlays, cr,
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VCS_OVERLAYS_X, VCS_OVERLAYS_Y);
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return FALSE;
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}
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static void render_sheet(struct gui_sheet *sheet)
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{
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char *argv[] = { "gui", NULL };
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gfx_init(&cro_canvas_ops, 1, argv);
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sch_render(sheet->sch);
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cro_canvas_end(gfx_ctx,
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&sheet->w, &sheet->h, &sheet->xmin, &sheet->ymin);
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sheet->gfx_ctx = gfx_ctx;
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sheet->rendered = 1;
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// gfx_end();
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}
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/* @@@ not nice to have this so far out */
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static void mark_aois(struct gui_ctx *ctx, struct gui_sheet *sheet);
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static void render_delta(struct gui_ctx *ctx)
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{
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#if 0
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struct sheet *sch_a, *sch_b, *sch_ab;
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const struct gui_sheet *a = ctx->curr_sheet;
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const struct gui_sheet *b = find_corresponding_sheet(
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ctx->last_hist->sheets, ctx->curr_hist->sheets, ctx->curr_sheet);
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sch_a = alloc_type(struct sheet);
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sch_b = alloc_type(struct sheet);
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sch_ab = alloc_type(struct sheet);
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delta(a->sch, b->sch, sch_a, sch_b, sch_ab);
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ctx->delta_a.sch = sch_a,
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ctx->delta_b.sch = sch_b,
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ctx->delta_ab.sch = sch_ab,
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render_sheet(&ctx->delta_a);
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render_sheet(&ctx->delta_b);
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render_sheet(&ctx->delta_ab);
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cro_color_override(ctx->delta_ab.gfx_ctx, COLOR_LIGHT_GREY);
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cro_color_override(ctx->delta_a.gfx_ctx, COLOR_RED);
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cro_color_override(ctx->delta_b.gfx_ctx, COLOR_GREEN2);
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// @@@ clean up when leaving sheet
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#endif
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struct gui_sheet *b = find_corresponding_sheet(
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ctx->last_hist->sheets, ctx->curr_hist->sheets, ctx->curr_sheet);
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if (!b->rendered) {
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render_sheet(b);
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mark_aois(ctx, b);
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}
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}
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/* ----- Tools ------------------------------------------------------------- */
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static void canvas_coord(const struct gui_ctx *ctx,
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int ex, int ey, int *x, int *y)
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{
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GtkAllocation alloc;
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int sx, sy;
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gtk_widget_get_allocation(ctx->da, &alloc);
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sx = ex - alloc.width / 2;
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sy = ey - alloc.height / 2;
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*x = (sx << ctx->zoom) + ctx->x;
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*y = (sy << ctx->zoom) + ctx->y;
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}
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/* ----- Panning ----------------------------------------------------------- */
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static void pan_begin(struct gui_ctx *ctx, int x, int y)
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{
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if (ctx->panning)
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return;
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ctx->panning = 1;
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ctx->pan_x = x;
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ctx->pan_y = y;
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}
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static void pan_update(struct gui_ctx *ctx, int x, int y)
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{
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if (!ctx->panning)
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return;
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ctx->x -= (x - ctx->pan_x) << ctx->zoom;
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ctx->y -= (y - ctx->pan_y) << ctx->zoom;
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ctx->pan_x = x;
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ctx->pan_y = y;
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redraw(ctx);
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}
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static void pan_end(struct gui_ctx *ctx, int x, int y)
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{
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pan_update(ctx, x, y);
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ctx->panning = 0;
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}
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/* ----- Zoom -------------------------------------------------------------- */
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static void zoom_in(struct gui_ctx *ctx, int x, int y)
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{
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if (ctx->zoom == 0)
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return;
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ctx->zoom--;
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ctx->x = (ctx->x + x) / 2;
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ctx->y = (ctx->y + y) / 2;
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redraw(ctx);
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}
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static void zoom_out(struct gui_ctx *ctx, int x, int y)
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{
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if (ctx->curr_sheet->w >> ctx->zoom <= 16)
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return;
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ctx->zoom++;
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ctx->x = 2 * ctx->x - x;
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ctx->y = 2 * ctx->y - y;
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redraw(ctx);
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}
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static void curr_sheet_size(struct gui_ctx *ctx, int *w, int *h)
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{
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const struct gui_sheet *sheet = ctx->curr_sheet;
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int ax1, ay1, bx1, by1;
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if (!ctx->last_hist) {
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*w = sheet->w;
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*h = sheet->h;
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} else {
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const struct gui_sheet *last =
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find_corresponding_sheet(ctx->last_hist->sheets,
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ctx->curr_hist->sheets, sheet);
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/*
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* We're only interested in differences here, so no need for
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* the usual "-1" in x1 = x0 + w - 1
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*/
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ax1 = sheet->xmin + sheet->w;
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ay1 = sheet->ymin + sheet->h;
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bx1 = last->xmin + last->w;
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by1 = last->ymin + last->h;
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*w = (ax1 > bx1 ? ax1 : bx1) -
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(sheet->xmin < last->xmin ? sheet->xmin : last->xmin);
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*h = (ay1 > by1 ? ay1 : by1) -
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(sheet->ymin < last->ymin ? sheet->ymin : last->ymin);
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}
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}
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static void zoom_to_extents(struct gui_ctx *ctx)
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{
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GtkAllocation alloc;
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int w, h;
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curr_sheet_size(ctx, &w, &h);
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ctx->x = w / 2;
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ctx->y = h / 2;
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gtk_widget_get_allocation(ctx->da, &alloc);
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ctx->zoom = 0;
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while (w >> ctx->zoom > alloc.width || h >> ctx->zoom > alloc.height)
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ctx->zoom++;
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redraw(ctx);
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}
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/* ----- Need this for jumping around -------------------------------------- */
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static void go_to_sheet(struct gui_ctx *ctx, struct gui_sheet *sheet);
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static bool go_up_sheet(struct gui_ctx *ctx);
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/* ----- Overlay styles ---------------------------------------------------- */
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static struct overlay_style style_dense;
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static struct overlay_style style_dense_selected;
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static struct overlay_style style_dense_diff_new;
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static struct overlay_style style_dense_diff_old;
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static void setup_styles(void)
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{
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style_dense = overlay_style_dense;
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style_dense_selected = overlay_style_dense_selected;
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style_dense_diff_new = overlay_style_diff_new;
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style_dense_diff_old = overlay_style_diff_old;
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style_dense.wmax = style_dense_selected.wmax =
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style_dense_diff_new.wmax = style_dense_diff_old.wmax = 400;
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}
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/* ----- Revision history -------------------------------------------------- */
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static void hide_history(struct gui_ctx *ctx)
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{
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overlay_remove_all(&ctx->hist_overlays);
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redraw(ctx);
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}
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static bool hover_history(void *user, bool on)
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{
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struct gui_hist *h = user;
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struct gui_ctx *ctx = h->ctx;
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char *s;
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if (on) {
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s = vcs_git_long_for_pango(h->hist);
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overlay_text_raw(h->over, s);
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free(s);
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} else {
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overlay_text(h->over, "<small>%s</small>",
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vcs_git_summary(h->hist));
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}
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redraw(ctx);
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return 1;
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}
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//static void do_sheet_overlays(struct gui_ctx *ctx);
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static void do_revision_overlays(struct gui_ctx *ctx);
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static void go_to_history(struct gui_hist *h)
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{
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struct gui_ctx *ctx = h->ctx;
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if (h == ctx->curr_hist) {
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ctx->last_hist = NULL;
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do_revision_overlays(ctx);
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redraw(ctx);
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} else {
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ctx->last_hist = ctx->curr_hist;
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ctx->curr_hist = h;
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go_to_sheet(ctx, find_corresponding_sheet(h->sheets,
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ctx->last_hist->sheets, ctx->curr_sheet));
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}
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}
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static void click_history(void *user)
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{
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struct gui_hist *h = user;
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struct gui_ctx *ctx = h->ctx;
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hide_history(ctx);
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if (h->sheets)
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go_to_history(h);
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}
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static void show_history(struct gui_ctx *ctx)
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{
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struct gui_hist *h = ctx->hist;
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overlay_remove_all(&ctx->hist_overlays);
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for (h = ctx->hist; h; h = h->next) {
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h->over = overlay_add(&ctx->hist_overlays, &ctx->aois,
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hover_history, click_history, h);
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hover_history(h, 0);
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overlay_style(h->over,
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h == ctx->curr_hist ?
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ctx->last_hist ?
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&style_dense_diff_new : &style_dense_selected :
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h == ctx->last_hist ? &style_dense_diff_old : &style_dense);
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}
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redraw(ctx);
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}
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static void show_history_cb(void *user)
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{
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struct gui_hist *h = user;
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struct gui_ctx *ctx = h->ctx;
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show_history(ctx);
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}
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/* ----- Navigate sheets --------------------------------------------------- */
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/* @@@ find a better place for this forward declaration */
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static void mark_aois(struct gui_ctx *ctx, struct gui_sheet *sheet);
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static void close_subsheet(void *user)
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{
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struct gui_ctx *ctx = user;
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go_up_sheet(ctx);
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}
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static bool show_history_details(void *user, bool on)
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{
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struct gui_hist *h = user;
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struct gui_ctx *ctx = h->ctx;
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char *s;
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if (on) {
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s = vcs_git_long_for_pango(h->hist);
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overlay_text_raw(h->over, s);
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free(s);
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} else {
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overlay_text(h->over, "%.40s", vcs_git_summary(h->hist));
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}
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redraw(ctx);
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return 1;
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}
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static void do_revision_overlays(struct gui_ctx *ctx)
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{
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overlay_remove_all(&ctx->hist_overlays);
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if (ctx->curr_hist) {
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ctx->curr_hist->over = overlay_add(&ctx->hist_overlays,
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&ctx->aois, show_history_details, show_history_cb,
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ctx->curr_hist);
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overlay_style(ctx->curr_hist->over, &overlay_style_default);
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show_history_details(ctx->curr_hist, 0);
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}
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if (ctx->last_hist) {
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ctx->last_hist->over = overlay_add(&ctx->hist_overlays,
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&ctx->aois, show_history_details, click_history,
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ctx->last_hist);
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overlay_style(ctx->curr_hist->over, &overlay_style_diff_new);
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overlay_style(ctx->last_hist->over, &overlay_style_diff_old);
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show_history_details(ctx->last_hist, 0);
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}
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}
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static void do_sheet_overlays(struct gui_ctx *ctx)
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{
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struct overlay *over;
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overlay_remove_all(&ctx->sheet_overlays);
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if (ctx->curr_sheet->sch->title) {
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over = overlay_add(&ctx->sheet_overlays, &ctx->aois,
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NULL, close_subsheet, ctx);
|
|
overlay_text(over, "<b>%s</b>", ctx->curr_sheet->sch->title);
|
|
}
|
|
}
|
|
|
|
|
|
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;
|
|
if (ctx->last_hist)
|
|
render_delta(ctx);
|
|
do_revision_overlays(ctx);
|
|
do_sheet_overlays(ctx);
|
|
zoom_to_extents(ctx);
|
|
}
|
|
|
|
|
|
static bool go_up_sheet(struct gui_ctx *ctx)
|
|
{
|
|
struct gui_sheet *sheet;
|
|
const struct sch_obj *obj;
|
|
|
|
for (sheet = ctx->curr_hist->sheets; sheet; sheet = sheet->next)
|
|
for (obj = sheet->sch->objs; obj; obj = obj->next)
|
|
if (obj->type == sch_obj_sheet &&
|
|
obj->u.sheet.sheet == ctx->curr_sheet->sch) {
|
|
go_to_sheet(ctx, sheet);
|
|
return 1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
static bool go_prev_sheet(struct gui_ctx *ctx)
|
|
{
|
|
struct gui_sheet *sheet;
|
|
|
|
for (sheet = ctx->curr_hist->sheets; sheet; sheet = sheet->next)
|
|
if (sheet->next && sheet->next == ctx->curr_sheet) {
|
|
go_to_sheet(ctx, sheet);
|
|
return 1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
static bool go_next_sheet(struct gui_ctx *ctx)
|
|
{
|
|
if (!ctx->curr_sheet->next)
|
|
return 0;
|
|
go_to_sheet(ctx, ctx->curr_sheet->next);
|
|
return 1;
|
|
}
|
|
|
|
|
|
/* ----- Event handlers ---------------------------------------------------- */
|
|
|
|
|
|
static gboolean motion_notify_event(GtkWidget *widget, GdkEventMotion *event,
|
|
gpointer data)
|
|
{
|
|
struct gui_ctx *ctx = data;
|
|
const struct gui_sheet *curr_sheet = ctx->curr_sheet;
|
|
int x, y;
|
|
|
|
ctx->curr_x = event->x;
|
|
ctx->curr_y = event->y;
|
|
|
|
canvas_coord(ctx, event->x, event->y, &x, &y);
|
|
|
|
aoi_hover(ctx->aois, event->x, event->y) ||
|
|
aoi_hover(curr_sheet->aois,
|
|
x + curr_sheet->xmin, y + curr_sheet->ymin);
|
|
pan_update(ctx, event->x, event->y);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
static gboolean button_press_event(GtkWidget *widget, GdkEventButton *event,
|
|
gpointer data)
|
|
{
|
|
struct gui_ctx *ctx = data;
|
|
const struct gui_sheet *curr_sheet = ctx->curr_sheet;
|
|
int x, y;
|
|
|
|
canvas_coord(ctx, event->x, event->y, &x, &y);
|
|
|
|
switch (event->button) {
|
|
case 1:
|
|
if (aoi_click(ctx->aois, event->x, event->y))
|
|
break;
|
|
aoi_click(curr_sheet->aois,
|
|
x + curr_sheet->xmin, y + curr_sheet->ymin);
|
|
break;
|
|
case 2:
|
|
pan_begin(ctx, event->x, event->y);
|
|
break;
|
|
case 3:
|
|
break;
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
static gboolean button_release_event(GtkWidget *widget, GdkEventButton *event,
|
|
gpointer data)
|
|
{
|
|
struct gui_ctx *ctx = data;
|
|
int x, y;
|
|
|
|
canvas_coord(ctx, event->x, event->y, &x, &y);
|
|
|
|
switch (event->button) {
|
|
case 1:
|
|
break;
|
|
case 2:
|
|
pan_end(ctx, event->x, event->y);
|
|
break;
|
|
case 3:
|
|
break;
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
static gboolean key_press_event(GtkWidget *widget, GdkEventKey *event,
|
|
gpointer data)
|
|
{
|
|
struct gui_ctx *ctx = data;
|
|
struct gui_sheet *sheet = ctx->curr_sheet;
|
|
int x, y;
|
|
|
|
canvas_coord(ctx, ctx->curr_x, ctx->curr_y, &x, &y);
|
|
|
|
switch (event->keyval) {
|
|
case '+':
|
|
case '=':
|
|
zoom_in(ctx, x, y);
|
|
break;
|
|
case '-':
|
|
zoom_out(ctx, x, y);
|
|
break;
|
|
case '*':
|
|
zoom_to_extents(ctx);
|
|
break;
|
|
case GDK_KEY_Home:
|
|
if (sheet != ctx->curr_hist->sheets)
|
|
go_to_sheet(ctx, ctx->curr_hist->sheets);
|
|
break;
|
|
case GDK_KEY_BackSpace:
|
|
case GDK_KEY_Delete:
|
|
go_up_sheet(ctx);
|
|
break;
|
|
case GDK_KEY_Page_Up:
|
|
case GDK_KEY_KP_Page_Up:
|
|
go_prev_sheet(ctx);
|
|
break;
|
|
case GDK_KEY_Page_Down:
|
|
case GDK_KEY_KP_Page_Down:
|
|
go_next_sheet(ctx);
|
|
break;
|
|
case GDK_KEY_Up:
|
|
case GDK_KEY_KP_Up:
|
|
case GDK_KEY_Down:
|
|
case GDK_KEY_KP_Down:
|
|
show_history(ctx);
|
|
break;
|
|
case GDK_KEY_q:
|
|
gtk_main_quit();
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
static gboolean scroll_event(GtkWidget *widget, GdkEventScroll *event,
|
|
gpointer data)
|
|
{
|
|
struct gui_ctx *ctx = data;
|
|
int x, y;
|
|
|
|
canvas_coord(ctx, event->x, event->y, &x, &y);
|
|
switch (event->direction) {
|
|
case GDK_SCROLL_UP:
|
|
zoom_in(ctx, x, y);
|
|
break;
|
|
case GDK_SCROLL_DOWN:
|
|
zoom_out(ctx, x, y);
|
|
break;
|
|
default:
|
|
/* ignore */;
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
static void size_allocate_event(GtkWidget *widget, GdkRectangle *allocation,
|
|
gpointer data)
|
|
{
|
|
struct gui_ctx *ctx = data;
|
|
|
|
zoom_to_extents(ctx);
|
|
}
|
|
|
|
|
|
/* ----- AoI callbacks ----------------------------------------------------- */
|
|
|
|
|
|
struct sheet_aoi_ctx {
|
|
struct gui_ctx *gui_ctx;
|
|
const struct sch_obj *obj;
|
|
};
|
|
|
|
|
|
static void select_subsheet(void *user)
|
|
{
|
|
const struct sheet_aoi_ctx *aoi_ctx = user;
|
|
struct gui_ctx *ctx = aoi_ctx->gui_ctx;
|
|
const struct sch_obj *obj = aoi_ctx->obj;
|
|
struct gui_sheet *sheet;
|
|
|
|
for (sheet = ctx->curr_hist->sheets; sheet; sheet = sheet->next)
|
|
if (sheet->sch == obj->u.sheet.sheet) {
|
|
go_to_sheet(ctx, sheet);
|
|
return;
|
|
}
|
|
abort();
|
|
}
|
|
|
|
|
|
/* ----- Initialization ---------------------------------------------------- */
|
|
|
|
|
|
static void add_sheet_aoi(struct gui_ctx *ctx, struct gui_sheet *parent,
|
|
const struct sch_obj *obj)
|
|
{
|
|
struct sheet_aoi_ctx *aoi_ctx = alloc_type(struct sheet_aoi_ctx);
|
|
|
|
aoi_ctx->gui_ctx = ctx;
|
|
aoi_ctx->obj = obj;
|
|
|
|
struct aoi aoi = {
|
|
.x = obj->x,
|
|
.y = obj->y,
|
|
.w = obj->u.sheet.w,
|
|
.h = obj->u.sheet.h,
|
|
.click = select_subsheet,
|
|
.user = aoi_ctx,
|
|
};
|
|
|
|
aoi_add(&parent->aois, &aoi);
|
|
}
|
|
|
|
|
|
static void mark_aois(struct gui_ctx *ctx, struct gui_sheet *sheet)
|
|
{
|
|
const struct sch_obj *obj;
|
|
|
|
sheet->aois = NULL;
|
|
for (obj = sheet->sch->objs; obj; obj = obj->next)
|
|
switch (obj->type) {
|
|
case sch_obj_sheet:
|
|
add_sheet_aoi(ctx, sheet, obj);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
|
|
static struct gui_sheet *get_sheets(struct gui_ctx *ctx,
|
|
const struct sheet *sheets)
|
|
{
|
|
const struct sheet *sheet;
|
|
struct gui_sheet *gui_sheets = NULL;
|
|
struct gui_sheet **next = &gui_sheets;
|
|
struct gui_sheet *new;
|
|
|
|
for (sheet = sheets; sheet; sheet = sheet->next) {
|
|
new = alloc_type(struct gui_sheet);
|
|
new->sch = sheet;
|
|
new->rendered = 0;
|
|
|
|
*next = new;
|
|
next = &new->next;
|
|
}
|
|
*next = NULL;
|
|
return gui_sheets;
|
|
}
|
|
|
|
|
|
static const struct sheet *parse_sheets(struct hist *h,
|
|
int n_args, char **args, bool recurse)
|
|
{
|
|
char *rev = NULL;
|
|
struct sch_ctx sch_ctx;
|
|
struct lib lib;
|
|
struct file sch_file;
|
|
int i;
|
|
bool ok;
|
|
|
|
if (h)
|
|
rev = vcs_git_get_rev(h);
|
|
|
|
sch_init(&sch_ctx, recurse);
|
|
ok = file_open_revision(&sch_file, rev, args[n_args - 1], NULL);
|
|
|
|
if (rev)
|
|
free(rev);
|
|
if (!ok) {
|
|
sch_free(&sch_ctx);
|
|
return NULL;
|
|
}
|
|
|
|
lib_init(&lib);
|
|
for (i = 0; i != n_args - 1; i++)
|
|
if (!lib_parse(&lib, args[i], &sch_file))
|
|
goto fail;
|
|
if (!sch_parse(&sch_ctx, &sch_file, &lib))
|
|
goto fail;
|
|
file_close(&sch_file);
|
|
|
|
/*
|
|
* @@@ we have a major memory leak for the component library.
|
|
* We should record parsed schematics and libraries separately, so
|
|
* that we can clean them up, without having to rely on the history,
|
|
* with - in the future, when sharing of unchanged item is
|
|
* implemented - possibly many duplicate pointers.
|
|
*/
|
|
return sch_ctx.sheets;
|
|
|
|
fail:
|
|
sch_free(&sch_ctx);
|
|
lib_free(&lib);
|
|
file_close(&sch_file);
|
|
return NULL;
|
|
}
|
|
|
|
|
|
struct add_hist_ctx {
|
|
struct gui_ctx *ctx;
|
|
int n_args;
|
|
char **args;
|
|
bool recurse;
|
|
unsigned limit;
|
|
};
|
|
|
|
|
|
static void add_hist(void *user, struct hist *h)
|
|
{
|
|
struct add_hist_ctx *ahc = user;
|
|
struct gui_ctx *ctx = ahc->ctx;
|
|
struct gui_hist **anchor;
|
|
const struct sheet *sch;
|
|
|
|
if (!ahc->limit)
|
|
return;
|
|
ahc->limit--;
|
|
for (anchor = &ctx->hist; *anchor; anchor = &(*anchor)->next);
|
|
*anchor = alloc_type(struct gui_hist);
|
|
(*anchor)->ctx = ctx;
|
|
(*anchor)->hist = h;
|
|
sch = parse_sheets(h, ahc->n_args, ahc->args, ahc->recurse);
|
|
(*anchor)->sheets = sch ? get_sheets(ctx, sch) : NULL;
|
|
(*anchor)->next = NULL;
|
|
}
|
|
|
|
|
|
static void get_revisions(struct gui_ctx *ctx,
|
|
int n_args, char **args, bool recurse)
|
|
{
|
|
const char *sch_name = args[n_args - 1];
|
|
struct add_hist_ctx add_hist_ctx = {
|
|
.ctx = ctx,
|
|
.n_args = n_args,
|
|
.args = args,
|
|
.recurse = recurse,
|
|
.limit = 30,
|
|
};
|
|
|
|
if (!vcs_git_try(sch_name)) {
|
|
ctx->vcs_hist = NULL;
|
|
add_hist(&add_hist_ctx, NULL);
|
|
} else {
|
|
ctx->vcs_hist = vcs_git_hist(sch_name);
|
|
hist_iterate(ctx->vcs_hist, add_hist, &add_hist_ctx);
|
|
}
|
|
}
|
|
|
|
|
|
int gui(unsigned n_args, char **args, bool recurse)
|
|
{
|
|
GtkWidget *window;
|
|
struct gui_ctx ctx = {
|
|
.zoom = 4, /* scale by 1 / 16 */
|
|
.panning = 0,
|
|
.hist = NULL,
|
|
.vcs_hist = NULL,
|
|
.sheet_overlays = NULL,
|
|
.hist_overlays = NULL,
|
|
.aois = NULL,
|
|
.last_hist = NULL,
|
|
};
|
|
|
|
get_revisions(&ctx, n_args, args, recurse);
|
|
for (ctx.curr_hist = ctx.hist; ctx.curr_hist && !ctx.curr_hist->sheets;
|
|
ctx.curr_hist = ctx.curr_hist->next);
|
|
if (!ctx.curr_hist) {
|
|
fprintf(stderr, "no valid sheets\n");
|
|
return 1;
|
|
}
|
|
|
|
setup_styles();
|
|
|
|
window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
|
|
|
|
ctx.da = gtk_drawing_area_new();
|
|
gtk_container_add(GTK_CONTAINER(window), ctx.da);
|
|
|
|
g_signal_connect(G_OBJECT(ctx.da), "draw",
|
|
G_CALLBACK(on_draw_event), &ctx);
|
|
g_signal_connect(G_OBJECT(ctx.da), "motion_notify_event",
|
|
G_CALLBACK(motion_notify_event), &ctx);
|
|
g_signal_connect(G_OBJECT(ctx.da), "button_press_event",
|
|
G_CALLBACK(button_press_event), &ctx);
|
|
g_signal_connect(G_OBJECT(ctx.da), "button_release_event",
|
|
G_CALLBACK(button_release_event), &ctx);
|
|
g_signal_connect(G_OBJECT(ctx.da), "scroll_event",
|
|
G_CALLBACK(scroll_event), &ctx);
|
|
g_signal_connect(G_OBJECT(ctx.da), "key_press_event",
|
|
G_CALLBACK(key_press_event), &ctx);
|
|
g_signal_connect(G_OBJECT(ctx.da), "size_allocate",
|
|
G_CALLBACK(size_allocate_event), &ctx);
|
|
|
|
g_signal_connect(window, "destroy",
|
|
G_CALLBACK(gtk_main_quit), NULL);
|
|
|
|
gtk_widget_set_can_focus(ctx.da, TRUE);
|
|
|
|
gtk_widget_set_events(ctx.da,
|
|
GDK_EXPOSE | GDK_ENTER_NOTIFY_MASK | GDK_LEAVE_NOTIFY_MASK |
|
|
GDK_KEY_PRESS_MASK |
|
|
GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK |
|
|
GDK_SCROLL_MASK |
|
|
GDK_POINTER_MOTION_MASK);
|
|
|
|
// gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);
|
|
gtk_window_set_default_size(GTK_WINDOW(window), 640, 480);
|
|
gtk_window_set_title(GTK_WINDOW(window), "eeshow");
|
|
|
|
go_to_sheet(&ctx, ctx.curr_hist->sheets);
|
|
gtk_widget_show_all(window);
|
|
|
|
gtk_main();
|
|
|
|
return 0;
|
|
}
|