mirror of
git://projects.qi-hardware.com/fped.git
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dbcfae8261
instance is found. This allows recovery from mistakes where a failing item never gets instantiated. git-svn-id: http://svn.openmoko.org/trunk/eda/fped@5434 99fdad57-331a-0410-800a-d7fa5415bdb3
1107 lines
22 KiB
C
1107 lines
22 KiB
C
/*
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* inst.c - Instance structures
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*
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* Written 2009 by Werner Almesberger
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* Copyright 2009 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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#include <stdlib.h>
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#include <stdio.h>
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#include <math.h>
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#include "util.h"
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#include "coord.h"
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#include "expr.h"
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#include "obj.h"
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#include "delete.h"
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#include "gui_util.h"
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#include "gui_status.h"
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#include "gui_tool.h"
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#include "gui_meas.h"
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#include "gui_inst.h"
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#include "gui_frame.h"
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#include "gui.h"
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#include "inst.h"
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struct inst *selected_inst = NULL;
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struct inst *insts[ip_n];
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struct bbox active_frame_bbox;
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static struct inst *curr_frame = NULL;
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static struct inst **next_inst[ip_n];
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static struct inst *prev_insts[ip_n];
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static unsigned long active_set = 0;
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#define IS_ACTIVE ((active_set & 1))
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/* ----- selective visibility ---------------------------------------------- */
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static int show(enum inst_prio prio)
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{
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switch (prio) {
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case ip_vec:
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case ip_frame:
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return show_stuff;
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case ip_meas:
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return show_meas;
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default:
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return 1;
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}
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}
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/* ----- selection of items not on the canvas ------------------------------ */
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static void *selected_outside = NULL;
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static void (*outside_deselect)(void *item);
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static void deselect_outside(void)
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{
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if (selected_outside && outside_deselect)
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outside_deselect(selected_outside);
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selected_outside = NULL;
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}
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void inst_select_outside(void *item, void (*deselect)(void *item))
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{
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if (item == selected_outside)
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return;
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deselect_outside();
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inst_deselect();
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selected_outside = item;
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outside_deselect = deselect;
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}
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/* ----- selection --------------------------------------------------------- */
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static struct inst_ops vec_ops;
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static struct inst_ops frame_ops;
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static void set_path(int on)
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{
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struct inst *inst;
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return;
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if (inst->ops != &vec_ops && inst->ops != &frame_ops)
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return;
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/* @@@ wrong */
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for (inst = selected_inst; inst; inst = inst->outer) {
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if (inst->ops != &vec_ops && inst->ops != &frame_ops)
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break;
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inst->in_path = on;
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}
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}
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static void inst_select_inst(struct inst *inst)
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{
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selected_inst = inst;
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set_path(1);
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tool_selected_inst(inst);
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gui_frame_select_inst(inst);
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if (inst->ops->select)
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selected_inst->ops->select(inst);
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}
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int inst_select(struct coord pos)
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{
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enum inst_prio prio;
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struct inst *inst;
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int best_dist = 0; /* keep gcc happy */
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int dist;
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deselect_outside();
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edit_nothing();
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if (selected_inst) {
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gui_frame_deselect_inst(selected_inst);
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tool_selected_inst(NULL);
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}
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selected_inst = NULL;
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FOR_INST_PRIOS_DOWN(prio) {
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if (!show(prio))
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continue;
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for (inst = insts[prio]; inst; inst = inst->next) {
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if (!inst->active || !inst->ops->distance)
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continue;
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dist = inst->ops->distance(inst, pos, draw_ctx.scale);
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if (dist >= 0 && (!selected_inst || best_dist > dist)) {
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selected_inst = inst;
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best_dist = dist;
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}
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}
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if (selected_inst)
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goto selected;
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}
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if (!show_stuff)
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return 0;
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/* give vectors a second chance */
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for (inst = insts[ip_vec]; inst; inst = inst->next) {
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if (!inst->active)
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continue;
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dist = gui_dist_vec_fallback(inst, pos, draw_ctx.scale);
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if (dist >= 0 && (!selected_inst || best_dist > dist)) {
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selected_inst = inst;
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best_dist = dist;
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}
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}
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if (!selected_inst)
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return 0;
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selected:
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inst_select_inst(selected_inst);
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return 1;
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}
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struct inst *inst_find_point(struct coord pos)
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{
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struct inst *inst, *found;
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int best_dist = 0; /* keep gcc happy */
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int dist;
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found = NULL;
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for (inst = insts[ip_frame]; inst; inst = inst->next) {
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if (!inst->u.frame.active)
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continue;
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dist = gui_dist_frame_eye(inst, pos, draw_ctx.scale);
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if (dist >= 0 && (!found || best_dist > dist)) {
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found = inst;
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best_dist = dist;
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}
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}
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if (found)
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return found;
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for (inst = insts[ip_vec]; inst; inst = inst->next) {
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if (!inst->active || !inst->ops->distance)
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continue;
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dist = inst->ops->distance(inst, pos, draw_ctx.scale);
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if (dist >= 0 && (!found || best_dist > dist)) {
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found = inst;
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best_dist = dist;
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}
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}
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return found;
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}
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int inst_find_point_selected(struct coord pos, struct inst **res)
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{
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struct vec **anchors[3];
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int n, best_i, i;
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struct inst *best = NULL;
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struct inst *inst;
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int d_min, d;
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assert(selected_inst);
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n = inst_anchors(selected_inst, anchors);
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for (i = 0; i != n; i++) {
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if (*anchors[i]) {
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for (inst = insts[ip_vec]; inst; inst = inst->next) {
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if (inst->vec != *anchors[i])
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continue;
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d = gui_dist_vec(inst, pos, draw_ctx.scale);
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if (d != -1 && (!best || d < d_min)) {
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best = inst;
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best_i = i;
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d_min = d;
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}
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}
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} else {
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for (inst = insts[ip_frame]; inst; inst = inst->next) {
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if (inst != selected_inst->outer)
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continue;
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d = gui_dist_frame(inst, pos, draw_ctx.scale);
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if (d != -1 && (!best || d < d_min)) {
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best = inst;
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best_i = i;
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d_min = d;
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}
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}
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}
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}
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if (!best)
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return -1;
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if (res)
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*res = best;
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return best_i;
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}
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struct coord inst_get_point(const struct inst *inst)
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{
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if (inst->ops == &vec_ops)
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return inst->u.rect.end;
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if (inst->ops == &frame_ops)
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return inst->base;
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abort();
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}
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struct vec *inst_get_vec(const struct inst *inst)
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{
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if (inst->ops == &vec_ops)
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return inst->vec;
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if (inst->ops == &frame_ops)
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return NULL;
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abort();
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}
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int inst_anchors(struct inst *inst, struct vec ***anchors)
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{
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return inst->ops->anchors ? inst->ops->anchors(inst, anchors) : 0;
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}
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void inst_deselect(void)
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{
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if (selected_inst) {
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set_path(0);
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tool_selected_inst(NULL);
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gui_frame_deselect_inst(selected_inst);
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}
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deselect_outside();
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status_set_type_x("");
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status_set_type_y("");
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status_set_type_entry("");
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status_set_name("");
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status_set_x("");
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status_set_y("");
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status_set_r("");
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status_set_angle("");
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selected_inst = NULL;
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edit_nothing();
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}
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/* ----- select instance by vector/object ---------------------------------- */
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static void vec_edit(struct vec *vec);
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static void obj_edit(struct obj *obj);
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void inst_select_vec(struct vec *vec)
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{
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struct inst *inst;
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if (vec->frame != active_frame)
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select_frame(vec->frame);
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for (inst = insts[ip_vec]; inst; inst = inst->next)
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if (inst->vec == vec && inst->active) {
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inst_deselect();
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inst_select_inst(inst);
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return;
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}
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vec_edit(vec);
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}
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void inst_select_obj(struct obj *obj)
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{
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enum inst_prio prio;
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struct inst *inst;
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if (obj->frame != active_frame)
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select_frame(obj->frame);
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FOR_INSTS_DOWN(prio, inst)
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if (inst->obj && inst->obj == obj && inst->active) {
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inst_deselect();
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inst_select_inst(inst);
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return;
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}
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obj_edit(obj);
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}
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/* ----- common status reporting ------------------------------------------- */
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static void rect_status(struct coord a, struct coord b, unit_type width)
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{
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struct coord d = sub_vec(b, a);
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double angle;
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status_set_xy(d);
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if (!d.x && !d.y)
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status_set_angle("a = 0 deg");
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else {
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angle = theta(a, b);
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status_set_angle("a = %3.1f deg", angle);
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}
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status_set_r("r = %5.2f mm", hypot(units_to_mm(d.x), units_to_mm(d.y)));
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if (width != -1) {
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status_set_type_entry("width =");
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status_set_name("%5.2f mm", units_to_mm(width));
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}
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}
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/* ----- helper functions for instance creation ---------------------------- */
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static void update_bbox(struct bbox *bbox, struct coord coord)
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{
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if (bbox->min.x > coord.x)
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bbox->min.x = coord.x;
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if (bbox->max.x < coord.x)
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bbox->max.x = coord.x;
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if (bbox->min.y > coord.y)
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bbox->min.y = coord.y;
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if (bbox->max.y < coord.y)
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bbox->max.y = coord.y;
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}
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static void propagate_bbox(const struct inst *inst)
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{
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struct inst *frame = curr_frame ? curr_frame : insts[ip_frame];
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update_bbox(&frame->bbox, inst->bbox.min);
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update_bbox(&frame->bbox, inst->bbox.max);
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}
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static void grow_bbox_by_width(struct bbox *bbox, unit_type width)
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{
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bbox->min.x -= width/2;
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bbox->min.y -= width/2;
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bbox->max.x += width/2;
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bbox->max.y += width/2;
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}
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static struct inst *add_inst(const struct inst_ops *ops, enum inst_prio prio,
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struct coord base)
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{
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struct inst *inst;
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inst = alloc_type(struct inst);
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inst->ops = ops;
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inst->vec = NULL;
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inst->obj = NULL;
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inst->base = inst->bbox.min = inst->bbox.max = base;
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inst->outer = curr_frame;
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inst->active = IS_ACTIVE;
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inst->in_path = 0;
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inst->next = NULL;
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*next_inst[prio] = inst;
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next_inst[prio] = &inst->next;
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return inst;
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}
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/* ----- vec --------------------------------------------------------------- */
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static void vec_op_debug(struct inst *self)
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{
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printf("vec %lg, %lg -> %lg, %lg\n",
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units_to_mm(self->base.x), units_to_mm(self->base.y),
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units_to_mm(self->u.rect.end.x), units_to_mm(self->u.rect.end.y));
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}
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static int validate_vec_name(const char *s, void *ctx)
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{
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struct vec *vec = ctx;
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const struct vec *walk;
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if (!is_id(s))
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return 0;
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for (walk = vec->frame->vecs; walk; walk = walk->next)
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if (walk->name && !strcmp(walk->name, s))
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return 0;
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return 1;
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}
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static void vec_edit(struct vec *vec)
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{
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edit_x(&vec->x);
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edit_y(&vec->y);
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edit_unique_null(&vec->name, validate_vec_name, vec);
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}
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static void vec_op_select(struct inst *self)
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{
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status_set_type_entry("ref =");
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status_set_name("%s", self->vec->name ? self->vec->name : "");
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rect_status(self->base, self->u.rect.end, -1);
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vec_edit(self->vec);
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}
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/*
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* @@@ The logic of gui_find_point_vec isn't great. Instead of selecting a
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* point and then filtering, we should filter the candidates, so that a point
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* that's close end eligible can win against one that's closer but not
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* eligible.
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*/
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static struct inst *find_point_vec(struct inst *self, struct coord pos)
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{
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struct inst *inst;
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const struct vec *vec;
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inst = inst_find_point(pos);
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if (!inst)
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return NULL;
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if (inst->ops == &frame_ops)
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return inst;
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for (vec = inst->vec; vec; vec = vec->base)
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if (vec == self->vec)
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return NULL;
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return inst;
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}
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static int vec_op_anchors(struct inst *inst, struct vec ***anchors)
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{
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anchors[0] = &inst->vec->base;
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return 1;
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}
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static struct inst_ops vec_ops = {
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.debug = vec_op_debug,
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.draw = gui_draw_vec,
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.hover = gui_hover_vec,
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.distance = gui_dist_vec,
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.select = vec_op_select,
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.find_point = find_point_vec,
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.anchors = vec_op_anchors,
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.draw_move = draw_move_vec,
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};
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int inst_vec(struct vec *vec, struct coord base)
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{
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struct inst *inst;
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inst = add_inst(&vec_ops, ip_vec, base);
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inst->vec = vec;
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inst->u.rect.end = vec->pos;
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update_bbox(&inst->bbox, vec->pos);
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propagate_bbox(inst);
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return 1;
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}
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/* ----- line -------------------------------------------------------------- */
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static void line_op_debug(struct inst *self)
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{
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printf("line %lg, %lg / %lg, %lg\n",
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units_to_mm(self->base.x), units_to_mm(self->base.y),
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units_to_mm(self->u.rect.end.x), units_to_mm(self->u.rect.end.y));
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}
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static void obj_line_edit(struct obj *obj)
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{
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edit_expr(&obj->u.line.width);
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}
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static void line_op_select(struct inst *self)
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{
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rect_status(self->bbox.min, self->bbox.max, self->u.rect.width);
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obj_line_edit(self->obj);
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}
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static int line_op_anchors(struct inst *inst, struct vec ***anchors)
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{
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struct obj *obj = inst->obj;
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anchors[0] = &obj->base;
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anchors[1] = &obj->u.rect.other;
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return 2;
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}
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static struct inst_ops line_ops = {
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.debug = line_op_debug,
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.draw = gui_draw_line,
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.distance = gui_dist_line,
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.select = line_op_select,
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.anchors = line_op_anchors,
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.draw_move = draw_move_line,
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};
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int inst_line(struct obj *obj, struct coord a, struct coord b, unit_type width)
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{
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struct inst *inst;
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inst = add_inst(&line_ops, ip_line, a);
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inst->obj = obj;
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inst->u.rect.end = b;
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inst->u.rect.width = width;
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update_bbox(&inst->bbox, b);
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grow_bbox_by_width(&inst->bbox, width);
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propagate_bbox(inst);
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return 1;
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}
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/* ----- rect -------------------------------------------------------------- */
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static void rect_op_debug(struct inst *self)
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{
|
|
printf("rect %lg, %lg / %lg, %lg\n",
|
|
units_to_mm(self->base.x), units_to_mm(self->base.y),
|
|
units_to_mm(self->u.rect.end.x), units_to_mm(self->u.rect.end.y));
|
|
}
|
|
|
|
|
|
static void obj_rect_edit(struct obj *obj)
|
|
{
|
|
edit_expr(&obj->u.rect.width);
|
|
}
|
|
|
|
|
|
static void rect_op_select(struct inst *self)
|
|
{
|
|
rect_status(self->bbox.min, self->bbox.max, self->u.rect.width);
|
|
obj_rect_edit(self->obj);
|
|
}
|
|
|
|
|
|
static struct inst_ops rect_ops = {
|
|
.debug = rect_op_debug,
|
|
.draw = gui_draw_rect,
|
|
.distance = gui_dist_rect,
|
|
.select = rect_op_select,
|
|
.anchors = line_op_anchors,
|
|
.draw_move = draw_move_rect,
|
|
};
|
|
|
|
|
|
int inst_rect(struct obj *obj, struct coord a, struct coord b, unit_type width)
|
|
{
|
|
struct inst *inst;
|
|
|
|
inst = add_inst(&rect_ops, ip_rect, a);
|
|
inst->obj = obj;
|
|
inst->u.rect.end = b;
|
|
inst->u.rect.width = width;
|
|
update_bbox(&inst->bbox, b);
|
|
grow_bbox_by_width(&inst->bbox, width);
|
|
propagate_bbox(inst);
|
|
return 1;
|
|
}
|
|
|
|
|
|
/* ----- pad --------------------------------------------------------------- */
|
|
|
|
|
|
static void pad_op_debug(struct inst *self)
|
|
{
|
|
printf("pad \"%s\" %lg, %lg / %lg, %lg\n", self->u.name,
|
|
units_to_mm(self->base.x), units_to_mm(self->base.y),
|
|
units_to_mm(self->u.pad.other.x), units_to_mm(self->u.pad.other.y));
|
|
}
|
|
|
|
|
|
static int validate_pad_name(const char *s, void *ctx)
|
|
{
|
|
char *tmp;
|
|
|
|
tmp = expand(s, NULL);
|
|
if (!tmp)
|
|
return 0;
|
|
free(tmp);
|
|
return 1;
|
|
}
|
|
|
|
|
|
static void obj_pad_edit(struct obj *obj)
|
|
{
|
|
edit_name(&obj->u.pad.name, validate_pad_name, NULL);
|
|
}
|
|
|
|
|
|
static void pad_op_select(struct inst *self)
|
|
{
|
|
status_set_type_entry("label =");
|
|
status_set_name("%s", self->u.pad.name);
|
|
rect_status(self->base, self->u.pad.other, -1);
|
|
obj_pad_edit(self->obj);
|
|
}
|
|
|
|
|
|
static int pad_op_anchors(struct inst *inst, struct vec ***anchors)
|
|
{
|
|
struct obj *obj = inst->obj;
|
|
|
|
anchors[0] = &obj->base;
|
|
anchors[1] = &obj->u.pad.other;
|
|
return 2;
|
|
}
|
|
|
|
|
|
static struct inst_ops pad_ops = {
|
|
.debug = pad_op_debug,
|
|
.draw = gui_draw_pad,
|
|
.distance = gui_dist_pad,
|
|
.select = pad_op_select,
|
|
.anchors = pad_op_anchors,
|
|
.draw_move = draw_move_pad,
|
|
};
|
|
|
|
|
|
int inst_pad(struct obj *obj, const char *name, struct coord a, struct coord b)
|
|
{
|
|
struct inst *inst;
|
|
|
|
inst = add_inst(&pad_ops, ip_pad, a);
|
|
inst->obj = obj;
|
|
inst->u.pad.name = stralloc(name);
|
|
inst->u.pad.other = b;
|
|
update_bbox(&inst->bbox, b);
|
|
propagate_bbox(inst);
|
|
return 1;
|
|
}
|
|
|
|
|
|
/* ----- arc --------------------------------------------------------------- */
|
|
|
|
|
|
static void arc_op_debug(struct inst *self)
|
|
{
|
|
printf("arc %lg, %lg radius %lg %lg ... %lg\n",
|
|
units_to_mm(self->base.x), units_to_mm(self->base.y),
|
|
units_to_mm(self->u.arc.r), self->u.arc.a1, self->u.arc.a2);
|
|
}
|
|
|
|
|
|
static void obj_arc_edit(struct obj *obj)
|
|
{
|
|
edit_expr(&obj->u.arc.width);
|
|
}
|
|
|
|
|
|
static void arc_op_select(struct inst *self)
|
|
{
|
|
status_set_xy(self->base);
|
|
status_set_angle("a = %3.1f deg",
|
|
self->u.arc.a1 == self->u.arc.a2 ? 360 :
|
|
self->u.arc.a2-self->u.arc.a1);
|
|
status_set_r("r = %5.2f mm", units_to_mm(self->u.arc.r));
|
|
status_set_type_entry("width =");
|
|
status_set_name("%5.2f mm", units_to_mm(self->u.arc.width));
|
|
obj_arc_edit(self->obj);
|
|
}
|
|
|
|
|
|
static int arc_op_anchors(struct inst *inst, struct vec ***anchors)
|
|
{
|
|
struct obj *obj = inst->obj;
|
|
|
|
anchors[0] = &obj->base;
|
|
anchors[1] = &obj->u.arc.start;
|
|
anchors[2] = &obj->u.arc.end;
|
|
return 3;
|
|
}
|
|
|
|
|
|
static struct inst_ops arc_ops = {
|
|
.debug = arc_op_debug,
|
|
.draw = gui_draw_arc,
|
|
.distance = gui_dist_arc,
|
|
.select = arc_op_select,
|
|
.anchors = arc_op_anchors,
|
|
.draw_move = draw_move_arc,
|
|
.do_move_to = do_move_to_arc,
|
|
};
|
|
|
|
|
|
int inst_arc(struct obj *obj, struct coord center, struct coord start,
|
|
struct coord end, unit_type width)
|
|
{
|
|
struct inst *inst;
|
|
double r, a1, a2;
|
|
|
|
inst = add_inst(&arc_ops, ip_arc, center);
|
|
inst->obj = obj;
|
|
r = hypot(start.x-center.x, start.y-center.y);
|
|
inst->u.arc.r = r;
|
|
a1 = theta(center, start);
|
|
a2 = theta(center, end);
|
|
inst->u.arc.a1 = a1;
|
|
inst->u.arc.a2 = a2;
|
|
inst->u.arc.width = width;
|
|
inst->bbox.min.x = center.x-r;
|
|
inst->bbox.max.x = center.x+r;
|
|
inst->bbox.min.y = center.y-r;
|
|
inst->bbox.max.y = center.y+r;
|
|
grow_bbox_by_width(&inst->bbox, width);
|
|
propagate_bbox(inst);
|
|
return 1;
|
|
}
|
|
|
|
|
|
/* ----- measurement ------------------------------------------------------- */
|
|
|
|
|
|
static void meas_op_debug(struct inst *self)
|
|
{
|
|
printf("meas %lg, %lg / %lg, %lg offset %lg\n",
|
|
units_to_mm(self->base.x), units_to_mm(self->base.y),
|
|
units_to_mm(self->u.meas.end.x), units_to_mm(self->u.meas.end.y),
|
|
units_to_mm(self->u.meas.offset));
|
|
}
|
|
|
|
|
|
static void obj_meas_edit(struct obj *obj)
|
|
{
|
|
edit_expr(&obj->u.meas.offset);
|
|
}
|
|
|
|
|
|
static void meas_op_select(struct inst *self)
|
|
{
|
|
rect_status(self->bbox.min, self->bbox.max, -1);
|
|
status_set_type_entry("offset =");
|
|
status_set_name("%5.2f mm", units_to_mm(self->u.meas.offset));
|
|
obj_meas_edit(self->obj);
|
|
}
|
|
|
|
|
|
static int meas_op_anchors(struct inst *inst, struct vec ***anchors)
|
|
{
|
|
struct obj *obj = inst->obj;
|
|
|
|
anchors[0] = &obj->base;
|
|
anchors[1] = &obj->u.meas.high;
|
|
return 2;
|
|
}
|
|
|
|
|
|
static struct inst_ops meas_ops = {
|
|
.debug = meas_op_debug,
|
|
.draw = gui_draw_meas,
|
|
.distance = gui_dist_meas,
|
|
.select = meas_op_select,
|
|
.anchors = meas_op_anchors,
|
|
.begin_drag_move= begin_drag_move_meas,
|
|
.find_point = find_point_meas_move,
|
|
.draw_move = draw_move_meas,
|
|
.end_drag_move = end_drag_move_meas,
|
|
.do_move_to = do_move_to_meas,
|
|
};
|
|
|
|
|
|
int inst_meas(struct obj *obj,
|
|
struct coord from, struct coord to, unit_type offset)
|
|
{
|
|
struct inst *inst;
|
|
|
|
inst = add_inst(&meas_ops, ip_meas, from);
|
|
inst->obj = obj;
|
|
inst->u.meas.end = to;
|
|
inst->u.meas.offset = offset;
|
|
inst->active = 1; /* measurements are always active */
|
|
/* @@@ our bbox is actually a bit more complex than this */
|
|
update_bbox(&inst->bbox, to);
|
|
propagate_bbox(inst);
|
|
return 1;
|
|
}
|
|
|
|
|
|
/* ----- direct editing of objects ----------------------------------------- */
|
|
|
|
|
|
static void obj_edit(struct obj *obj)
|
|
{
|
|
switch (obj->type) {
|
|
case ot_frame:
|
|
break;
|
|
case ot_line:
|
|
obj_line_edit(obj);
|
|
break;
|
|
case ot_rect:
|
|
obj_rect_edit(obj);
|
|
break;
|
|
case ot_arc:
|
|
obj_arc_edit(obj);
|
|
break;
|
|
case ot_pad:
|
|
obj_pad_edit(obj);
|
|
break;
|
|
case ot_meas:
|
|
obj_meas_edit(obj);
|
|
break;
|
|
default:
|
|
abort();
|
|
}
|
|
}
|
|
|
|
|
|
/* ----- active instance --------------------------------------------------- */
|
|
|
|
|
|
void inst_begin_active(int active)
|
|
{
|
|
active_set = (active_set << 1) | active;
|
|
}
|
|
|
|
|
|
void inst_end_active(void)
|
|
{
|
|
active_set >>= 1;
|
|
}
|
|
|
|
|
|
/* ----- frame ------------------------------------------------------------- */
|
|
|
|
|
|
static void frame_op_debug(struct inst *self)
|
|
{
|
|
printf("frame %s @ %lg, %lg\n",
|
|
self->u.frame.ref->name ? self->u.frame.ref->name : "(root)",
|
|
units_to_mm(self->base.x), units_to_mm(self->base.y));
|
|
}
|
|
|
|
|
|
static void frame_op_select(struct inst *self)
|
|
{
|
|
rect_status(self->bbox.min, self->bbox.max, -1);
|
|
status_set_type_entry("name =");
|
|
status_set_name("%s", self->u.frame.ref->name);
|
|
}
|
|
|
|
|
|
static int frame_op_anchors(struct inst *inst, struct vec ***anchors)
|
|
{
|
|
anchors[0] = &inst->obj->base;
|
|
return 1;
|
|
}
|
|
|
|
|
|
static struct inst_ops frame_ops = {
|
|
.debug = frame_op_debug,
|
|
.draw = gui_draw_frame,
|
|
.hover = gui_hover_frame,
|
|
.distance = gui_dist_frame,
|
|
.select = frame_op_select,
|
|
.anchors = frame_op_anchors,
|
|
.draw_move = draw_move_frame,
|
|
};
|
|
|
|
|
|
void inst_begin_frame(struct obj *obj, const struct frame *frame,
|
|
struct coord base, int active, int is_active_frame)
|
|
{
|
|
struct inst *inst;
|
|
|
|
inst = add_inst(&frame_ops, ip_frame, base);
|
|
inst->obj = obj;
|
|
inst->u.frame.ref = frame;
|
|
inst->u.frame.active = is_active_frame;
|
|
inst->active = active;
|
|
curr_frame = inst;
|
|
}
|
|
|
|
|
|
void inst_end_frame(const struct frame *frame)
|
|
{
|
|
struct inst *inst = curr_frame;
|
|
|
|
curr_frame = curr_frame->outer;
|
|
if (curr_frame)
|
|
propagate_bbox(inst);
|
|
if (inst->u.frame.active && frame == active_frame)
|
|
active_frame_bbox = inst->bbox;
|
|
}
|
|
|
|
|
|
/* ----- misc. ------------------------------------------------------------- */
|
|
|
|
|
|
struct bbox inst_get_bbox(void)
|
|
{
|
|
return insts[ip_frame]->bbox;
|
|
}
|
|
|
|
|
|
static void inst_free(struct inst *list[ip_n])
|
|
{
|
|
enum inst_prio prio;
|
|
struct inst *next;
|
|
|
|
FOR_INST_PRIOS_UP(prio)
|
|
while (list[prio]) {
|
|
next = list[prio]->next;
|
|
free(list[prio]);
|
|
list[prio] = next;
|
|
}
|
|
}
|
|
|
|
|
|
void inst_start(void)
|
|
{
|
|
static struct bbox bbox_zero = { { 0, 0 }, { 0, 0 }};
|
|
enum inst_prio prio;
|
|
|
|
active_frame_bbox = bbox_zero;
|
|
FOR_INST_PRIOS_UP(prio) {
|
|
prev_insts[prio] = insts[prio];
|
|
insts[prio] = NULL;
|
|
next_inst[prio] = &insts[prio];
|
|
}
|
|
}
|
|
|
|
|
|
void inst_commit(void)
|
|
{
|
|
inst_free(prev_insts);
|
|
}
|
|
|
|
|
|
void inst_revert(void)
|
|
{
|
|
enum inst_prio prio;
|
|
|
|
inst_free(insts);
|
|
FOR_INST_PRIOS_UP(prio)
|
|
insts[prio] = prev_insts[prio];
|
|
}
|
|
|
|
|
|
void inst_draw(void)
|
|
{
|
|
enum inst_prio prio;
|
|
struct inst *inst;
|
|
|
|
FOR_INSTS_UP(prio, inst)
|
|
if (show(prio) && !inst->active && inst->ops->draw)
|
|
inst->ops->draw(inst);
|
|
FOR_INSTS_UP(prio, inst)
|
|
if (show(prio) && prio != ip_frame && inst->active &&
|
|
inst != selected_inst && inst->ops->draw)
|
|
inst->ops->draw(inst);
|
|
if (show_stuff)
|
|
for (inst = insts[ip_frame]; inst; inst = inst->next)
|
|
if (inst->active && inst != selected_inst &&
|
|
inst->ops->draw)
|
|
inst->ops->draw(inst);
|
|
if (selected_inst && selected_inst->ops->draw)
|
|
selected_inst->ops->draw(selected_inst);
|
|
}
|
|
|
|
|
|
void inst_highlight_vecs(int (*pick)(struct inst *inst, void *user), void *user)
|
|
{
|
|
struct inst *inst;
|
|
|
|
for (inst = insts[ip_vec]; inst; inst = inst->next)
|
|
if (pick(inst, user))
|
|
gui_highlight_vec(inst);
|
|
}
|
|
|
|
|
|
struct inst *inst_find_vec(struct coord pos,
|
|
int (*pick)(struct inst *inst, void *user), void *user)
|
|
{
|
|
struct inst *inst, *found;
|
|
int best_dist = 0; /* keep gcc happy */
|
|
int dist;
|
|
|
|
found = NULL;
|
|
for (inst = insts[ip_vec]; inst; inst = inst->next) {
|
|
if (!inst->ops->distance)
|
|
continue;
|
|
dist = inst->ops->distance(inst, pos, draw_ctx.scale);
|
|
if (dist < 0 || (found && best_dist <= dist))
|
|
continue;
|
|
if (!pick(inst, user))
|
|
continue;
|
|
found = inst;
|
|
best_dist = dist;
|
|
}
|
|
return found;
|
|
}
|
|
|
|
|
|
struct inst *insts_ip_vec(void)
|
|
{
|
|
return insts[ip_vec];
|
|
}
|
|
|
|
|
|
struct pix_buf *inst_draw_move(struct inst *inst, struct coord pos, int i)
|
|
{
|
|
return inst->ops->draw_move(inst, pos, i);
|
|
}
|
|
|
|
|
|
int inst_do_move_to(struct inst *inst, struct inst *to, int i)
|
|
{
|
|
if (!inst->ops->do_move_to)
|
|
return 0;
|
|
inst->ops->do_move_to(inst, to, i);
|
|
return 1;
|
|
}
|
|
|
|
|
|
struct pix_buf *inst_hover(struct inst *inst)
|
|
{
|
|
if (!inst->ops->hover)
|
|
return NULL;
|
|
return inst->ops->hover(inst);
|
|
}
|
|
|
|
|
|
void inst_begin_drag_move(struct inst *inst, int i)
|
|
{
|
|
if (inst->ops->begin_drag_move)
|
|
inst->ops->begin_drag_move(inst, i);
|
|
}
|
|
|
|
|
|
void inst_delete(struct inst *inst)
|
|
{
|
|
if (inst->ops == &vec_ops)
|
|
delete_vec(inst->vec);
|
|
else
|
|
delete_obj(inst->obj);
|
|
}
|
|
|
|
|
|
void inst_debug(void)
|
|
{
|
|
enum inst_prio prio;
|
|
struct inst *inst;
|
|
|
|
FOR_INSTS_UP(prio, inst)
|
|
inst->ops->debug(inst);
|
|
}
|